Packages tagged bsd3

10143 packages have this tag.

[Merge tag] (trustees only)

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Name
DLs
Rating
Rev Deps
Description
Tags
Last U/L
Last Version
Maintainers
3d-graphics-examples141.751Examples of 3D graphics programming with OpenGL (bsd3, fractals, graphics, program)2016-07-220.0.0.2WolfgangJeltsch
4Blocks90.01A tetris-like game (works with GHC 6.8.3 and Gtk2hs 0.9.13) (bsd3, game, program)2010-05-070.2AndrewCalleja
ABList110.01An alternating list of two types (bsd3, data, library)2014-06-230.0.3DylanJust
AC-Angle170.05Angles in degrees and radians. (bsd3, data, library, math, numerical)2010-07-231.0AndrewCoppin
AC-Boolean120.01Handle Boolean values generatically. (bsd3, data, library, logic, math)2010-11-091.1.0AndrewCoppin
AC-BuildPlatform60.01Detect which OS you're running on. (bsd3, library, system)2011-06-081.1.0AndrewCoppin
AC-Colour140.01Efficient RGB colour types. (bsd3, data, graphics, library, math, numerical)2014-01-121.1.6AndrewCoppin
AC-EasyRaster-GTK110.01GTK+ pixel plotting. (bsd3, graphics, library)2010-10-281.1.3AndrewCoppin
AC-HalfInteger70.01Efficient half-integer type. (bsd3, data, library, math, numerical)2009-08-121.2.1AndrewCoppin
AC-MiniTest40.01A simple test framework. (bsd3, library, testing)2012-02-241.1.1AndrewCoppin
AC-PPM120.01Trivial package for writing PPM images. (bsd3, codec, graphics, library)2010-01-181.1.1AndrewCoppin
AC-Random100.01A pure Haskell PRNG. (bsd3, library, random)2011-08-250.1AndrewCoppin
AC-Terminal40.01Trivial wrapper over ansi-terminal. (bsd3, data, library, math, numerical)2010-10-281.0AndrewCoppin
AC-VanillaArray50.01Immutable arrays with plain integer indicies. (bsd3, data, library)2010-01-171.1.2AndrewCoppin
AC-Vector262.08Efficient geometric vectors and transformations. (bsd3, data, graphics, library, math, numerical)2024-03-172.4.0AndrewCoppin, JanRochel
AC-Vector-Fancy180.01Fancy type-system stuff for AC-Vector (bsd3, data, graphics, library, math, numerical)2010-08-152.4.0AndrewCoppin
ACME62.251Essential features (acme, bsd3, library)2015-01-020.0.0.1JamesCandy
ADPfusion250.015Efficient, high-level dynamic programming. (algorithms, bioinformatics, bsd3, data-structures, formal-languages, library)2019-10-010.6.0.0ChristianHoener
ADPfusionForest40.01Dynamic programming on tree and forest structures (bioinformatics, bsd3, formal-languages, library)2017-11-230.0.0.1ChristianHoener
ADPfusionSet50.03Dynamic programming for Set data structures. (algorithms, bioinformatics, bsd3, data-structures, formal-languages, library)2017-10-190.0.0.2ChristianHoener
AERN-Basics (deprecated in favor of aern2-mp, aern2-real)40.04foundational type classes for approximating exact real numbers (bsd3, data, deprecated, library, math, program)2011-05-112011.1.0.1MichalKonecny
AERN-Net (deprecated in favor of aern2-mp, aern2-real)60.01Compositional lazy dataflow networks for exact real number computation (bsd3, deprecated, distributed-computing, library, math)2009-07-290.2.1.1MichalKonecny
AERN-Real (deprecated in favor of aern2-mp, aern2-real)230.06arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math)2011-05-112011.1.0.1MichalKonecny
AERN-Real-Double (deprecated in favor of aern2-mp, aern2-real)70.01arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math, program)2011-05-112011.1.0.2MichalKonecny
AERN-Real-Interval (deprecated in favor of aern2-mp, aern2-real)50.02arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math)2011-05-112011.1.0.1MichalKonecny
AERN-RnToRm (deprecated)130.03polynomial function enclosures (PFEs) approximating exact real functions (bsd3, data, deprecated, library, math)2009-07-290.5.0.1MichalKonecny
AERN-RnToRm-Plot (deprecated)200.01GL plotting of polynomial function enclosures (PFEs) (bsd3, data, deprecated, library, math)2009-08-010.2.0.3MichalKonecny
AES550.07Fast AES encryption/decryption for bytestrings (bsd3, cryptography, library)2014-05-070.2.9SveinOveAas
AGI140.01A library for writing AGI scripts for Asterisk (bsd3, library, network)2009-12-071.3JeremyShaw
ALUT270.02A binding for the OpenAL Utility Toolkit (bsd3, library, sound)2019-06-102.4.0.3StephenBlackheath, SvenPanne
AMI70.01Low-level bindings for Asterisk Manager Interface (AMI). (bsd3, library, network)2012-01-160.1IlyaPortnov
ANum270.02Num instance for Applicatives provided via the ANum newtype (bsd3, data, library)2018-02-130.2.0.2DanBurton
ASN170.01ASN.1 support for Haskell (bsd3, language, library)2008-06-220.0.1.1HerbertValerioRiedel
AVar (deprecated)140.01Mutable variables with Exception handling and concurrency support. (bsd3, concurrency, deprecated, library)2009-12-080.0.5.1AlexMason
AWin32Console70.01A binding to a part of the ANSI escape code for the console (bsd3, library, system)2010-01-241.1HaraldWolfsgruber
AbortT-monadstf60.01Monads-tf instances for the AbortT monad transformer. (bsd3, control, library)2012-12-071.0GregoryCrosswhite
AbortT-mtl50.02mtl instances for the AbortT monad transformer (bsd3, control, library)2016-02-061.0.0.1GregoryCrosswhite
AbortT-transformers150.06A monad and monadic transformer providing "abort" functionality (bsd3, control, library)2019-07-191.0.1.3GregoryCrosswhite
ActionKid60.01An easy-to-use video game framework for Haskell. (bsd3, game-engine, library, program)2014-11-110.1.1.0AdityaBhargava
Adaptive70.01Library for incremental computing. (algorithms, bsd3, library, program)2013-01-280.23DustinDeWeese, MagnusCarlsson, PeterJonsson
Adaptive-Blaisorblade40.01Library for incremental computing. (bsd3, control, library, program)2013-01-260.23PaoloGiarrusso
Advgame130.01Lisperati's adventure game in Lisp translated to Haskell (bsd3, game, program)2010-06-110.1.2TimWawrzynczak
Agata (deprecated in favor of testing-feat)80.01Generator-generator for QuickCheck (bsd3, deprecated, library, testing)2012-08-010.2.1.1JonasDuregard
AhoCorasick160.01Aho-Corasick string matching algorithm (bsd3, library, text)2023-10-140.0.4SergeyLymar, kostmo
AlanDeniseEricLauren70.01Find the minimal subset/submap satisfying some property. (algorithms, bsd3, library)2016-08-240.1.0.1EchoNolan
AlgoRhythm40.00Algorithmic music composition (algorithmic-music-composition, automatic-music-generation, bsd3, chaos-music, generative-music-grammars, library, program)2018-04-060.1.0.0omelkonian
AlgorithmW80.01Example implementation of Algorithm W for Hindley-Milner type inference. (bsd3, development, program)2015-05-270.1.1.0MartinGrabmueller
AndroidViewHierarchyImporter50.01Android view hierarchy importer (bsd3, development, program)2012-12-190.1.0.1alpheccar
Animas50.01Updated version of Yampa: a library for programming hybrid systems. (bsd3, frp, library, reactivity)2011-03-270.2EdwardAmsden
Annotations100.01Constructing, analyzing and destructing annotated trees (bsd3, generics, library)2016-12-050.2.2MartijnVanSteenbergen
Ansi2Html160.01Convert ANSI Terminal Sequences to nice HTML markup (bsd3, program, web)2011-09-100.9JensStimpfle
Aoide110.00A simple music library with the capability of generating .ly and .mid files. (bsd3, composition, library, music)2020-07-070.1.0.2Liisi_Kerik
ApplePush50.01Library for Apple Push Notification Service (bsd3, library, network, program)2009-07-130.1ChrisMoos
AppleScript90.01Call AppleScript from Haskell, and then call back into Haskell. (bsd3, foreign)2012-02-150.2.0.1ReinerPope, WouterSwierstra
ApproxFun-hs30.01Function approximation (bsd3, library, math)2015-04-260.1.0.0DominicSteinitz
ArrayRef100.01Unboxed references, dynamic arrays and more (bsd3, data, library)2009-06-260.1.3.1GwernBranwen
AsyncRattus312.00An asynchronous modal FRP language (bsd3, frp, library)2024-03-080.2.0.1PatrickBahr
AttoBencode80.01Fast Bencode encoding and parsing library (bsd3, data, library)2014-06-240.3.1.0FlorianHartwig
AttoJson (deprecated in favor of aeson)120.04Simple lightweight JSON parser, generator & manipulator based on ByteString (bsd3, deprecated, library, text)2011-02-030.5.10HiromiIshii
Attrac100.01Visualisation of Strange Attractors in 3-Dimensions (bsd3, graphics, program)2010-03-150.1.3RubenZilibowitz
Aurochs50.01Yet another parser generator for C/C++ (bsd3, development, program)2011-11-080.1XinyuJiang
AvlTree160.02Balanced binary trees using the AVL algorithm. (bsd3, data-structures, library)2008-08-294.2AdrianHey
BASIC141.751Embedded BASIC (bsd3, language, library)2009-02-090.1.5.0LennartAugustsson
BNFC992.252A compiler front-end generator. (bsd3, library, parsing, program)2023-07-262.9.5AndreasAbel, GregoireDetrez, MarkusForsberg, ThomasHallgren
Befunge9350.01An interpreter for the Befunge-93 Programming Language (bsd3, compilers-interpreters, program)2010-05-200.1BrandonSimmons
BerkeleyDB370.02Berkeley DB binding (bsd3, database, library)2013-03-130.8.7JohnMcCall, StephenBlackheath
BerkeleyDBXML170.01Berkeley DB XML binding (bsd3, database, library)2011-09-060.7.2StephenBlackheath
BerlekampAlgorithm50.01Factorization of polynomials over finite field (bsd3, library, math)2013-06-100.1.0.0AbdelwahebMiled
BesselJ60.00Bessel J-function, Anger J-function, Weber E-function, and Anger-Weber function. (bsd3, library, math)2023-09-220.2.0.1stla
BigPixel100.01Image editor for pixel art (bsd3, development, program)2014-01-241.3.0ManuelChakravarty
BinderAnn30.00Source-to-source plugin for enhancing EDSLs with static annotations (bsd3, compiler-plugin, library)2020-03-190.1.0.0agustinmista
Binpack120.01Common bin-packing heuristics. (algorithms, bsd3, heuristics, library)2014-02-070.4.1BjoernBrandenburg, DavidFeng
BiobaseENA50.02European Nucleotide Archive data (bsd3, data, library)2021-06-040.0.0.2ChristianHoener
BiobaseFasta140.04streaming FASTA parser (bioinformatics, bsd3, library, program)2021-06-040.4.0.1ChristianHoener
BiobaseNewick110.02Newick file format parser. (bioinformatics, bsd3, library, program)2017-07-070.0.0.2ChristianHoener
BiobaseTypes190.012Collection of types for bioinformatics (bioinformatics, bsd3, data-structures, library)2021-06-040.2.1.0ChristianHoener
BiobaseXNA480.017Efficient RNA/DNA/Protein Primary/Secondary Structure (bioinformatics, bsd3, library, program)2021-06-040.11.1.1ChristianHoener
BitStringRandomMonad110.01 (bsd3, crypto, library)2018-03-031.1.0.2Ofenhed
BitSyntax240.01A module to aid in the (de)serialisation of binary data (bsd3, library, serialization)2021-01-170.3.2.2AdamLangley, joecrayne
Bitly (deprecated)150.01A library to access bit.ly URL shortener. (bsd3, deprecated, library, web)2012-02-020.1.0SergeyAstanin
BlogLiterately-diagrams380.01Include images in blog posts with inline diagrams code (bsd3, library, program, web)2023-08-220.3.1BrentYorgey
BluePrintCSS (deprecated)110.01Html document layout library. (bsd3, deprecated, library, text, web)2010-08-030.1SergeyMironov
Blueprint50.01Preview of a new build system. (bsd3, distribution, library)2009-11-300.1GregoryCrosswhite
Boolean722.021Generalized booleans and numbers (bsd3, data, library)2017-02-190.2.4ConalElliott
BoundedChan590.014Implementation of bounded channels. (bsd3, concurrency, library)2014-05-141.0.3.0AdamWick
Bravo70.01Static text template generation library (bsd3, library, text)2010-03-240.1.0.1MatthiasReisner
CC-delcont-alt70.01Three new monad transformers for multi-prompt delimited control (bsd3, control, library)2012-10-230.1.1.1KidoTakahiro
CC-delcont-cxe60.02A monad transformers for multi-prompt delimited control (bsd3, control, library)2011-10-120.1.0.2KidoTakahiro
CC-delcont-exc50.02A monad transformers for multi-prompt delimited control (bsd3, control, library)2011-10-120.1.0.0KidoTakahiro
CC-delcont-ref40.02A monad transformers for multi-prompt delimited control using refercence cells (bsd3, control, library)2011-10-120.1.0.0KidoTakahiro
CC-delcont-ref-tf100.01A monad transformers for multi-prompt delimited control using refercence cells (bsd3, control, library)2011-10-180.1.0.2KidoTakahiro
CCA120.03preprocessor and library for Causal Commutative Arrows (CCA) (bsd3, development, library, program)2015-05-080.1.5.3PaulLiu
CHXHtml170.01A W3C compliant (X)HTML generating library (bsd3, library, web)2011-07-260.2.0PaulTalaga
CLASE90.01Cursor Library for A Structured Editor (bsd3, data, library)2009-02-112009.2.11TristanAllwood
CLI30.01CLI tools (bsd3, data, library)2015-03-100.1.0.0g960059
CMQ40.01cwmwl udp message queue (bsd3, library, system)2012-07-020.0.12JoergFritsch
COrdering50.03An algebraic data type similar to Prelude Ordering. (bsd3, data, library)2008-07-232.3AdrianHey
CPBrainfuck70.01A simple Brainfuck interpretter. (bsd3, compilers-interpreters, program)2008-11-061.1ThomasDavie
CPL130.01An interpreter of Hagino's Categorical Programming Language (CPL). (bsd3, compilers-interpreters, program)2018-02-160.0.9MasahiroSakai
CSPM-CoreLanguage160.04Definition of a CSP core-language. (bsd3, concurrency, formal-methods, language, library)2017-10-260.3.1.0MarcFontaine
CSPM-FiringRules110.02Firing rules semantic of CSPM (bsd3, concurrency, formal-methods, language, library)2017-10-260.4.4.0MarcFontaine
CSPM-Frontend180.04A CSP-M parser compatible with FDR-2.91 (bsd3, concurrency, formal-methods, language, library)2017-10-260.12.1.0MarcFontaine
CSPM-Interpreter150.02An interpreter for CSPM (bsd3, concurrency, formal-methods, language, library)2017-10-260.7.1.0MarcFontaine
CSPM-ToProlog130.02some modules specific for the ProB tool (bsd3, formal-methods, library)2017-10-260.5.5.0MarcFontaine
CSPM-cspm150.01cspm command line tool for analyzing CSPM specifications. (bsd3, concurrency, formal-methods, language, library, program)2017-10-260.8.1.0MarcFontaine
CTRex160.02Open records using closed type families. (bsd3, data, data-structures, library)2014-11-130.6AtzeVanDerPloeg
Cabal7602.75258A framework for packaging Haskell software (bsd3, distribution, library)2023-10-243.10.2.1AndresLoeh, BenGamari, DuncanCoutts, HerbertValerioRiedel, MikhailGlushenkov, MikolajKonarski, phadej, Bodigrim, topos, hecate
Cabal-ide-backend (deprecated in favor of Cabal)40.03A framework for packaging Haskell software (bsd3, deprecated, distribution, library)2015-03-301.23.0.0MichaelSnoyman
Cabal-syntax4040.013A library for working with .cabal files (bsd3, distribution, library)2023-10-183.10.2.0AndresLoeh, BenGamari, DuncanCoutts, HerbertValerioRiedel, MikhailGlushenkov, MikolajKonarski, phadej, Bodigrim, topos, hecate, PatrickDougherty
CabalSearch40.01Search cabal packages by name (bsd3, program, utils)2012-01-260.0.2JohanBrinch
Capabilities50.01Separate and contain effects of IO monad. (bsd3, generics, library, security)2013-08-080.1.0.0BaldurBlondal
CarneadesDSL130.02An implementation and DSL for the Carneades argumentation model. (ai, argumentation, bsd3, embedded, library)2014-05-011.3BasVanGijzel
CarneadesIntoDung50.01A translation from the Carneades argumentation model into Dung's AFs. (ai, argumentation, bsd3, embedded, library, program)2014-05-031.0BasVanGijzel
Cassava (deprecated in favor of cassava)51.751A CSV parsing and encoding library (bsd3, csv, deprecated, library, text, web)2017-09-300.5.1.0fozworth
Catana80.01A monad for complex manipulation of a stream. (bsd3, control, library)2012-02-220.3DustinDeWeese
ChannelT180.01Generalized stream processors (bsd3, control, enumerator, iteratee, library, pipes, proxies)2018-01-280.0.0.7pthariensflame
Chart1762.2535A library for generating 2D Charts and Plots (bsd3, graphics, library)2023-10-221.9.5TimDocker, bravit
Chart-cairo700.019Cairo backend for Charts. (bsd3, graphics, library)2023-10-231.9.4.1TimDocker, bravit
Chart-diagrams3240.010Diagrams backend for Charts. (bsd3, graphics, library)2023-10-231.9.5.1TimDocker, bravit
Chart-fltkhs50.00A backend for the Chart library for FLTKHS (bsd3, graphics, library)2020-03-020.1.0.6empowerg
Chart-gtk410.05Utility functions for using the chart library with GTK (bsd3, graphics, library)2020-01-191.9.3TimDocker, bravit
Chart-gtk390.00Utility functions for using the chart library with GTK (bsd3, graphics, library)2020-01-191.9.3bravit
Chart-simple (deprecated)130.01A wrapper for the chart library to assist with basic plots (Deprecated - use the Easy module instead) (bsd3, deprecated, graphics, library)2015-01-171.3.3TimDocker
Chart-tests80.00Tests of the Charts library. (bsd3, graphics, program)2023-10-221.9.4bravit
CheatSheet400.01A Haskell cheat sheet in PDF and literate formats. (bsd3, help, program)2013-07-222.9JustinBailey
Checked40.01Inbuilt checking for ultra reliable computing (bsd3, data, library)2012-11-050.0.0.2RobertOnslow
Chitra120.01A platform independent mechanism to render graphics using vnc. (bsd3, graphics, program)2011-05-010.2.2KashyapChatamballi
Clash-Royale-Hack-Cheats (deprecated)00.01spam (bsd3, deprecated, library, web)2018-02-221.0.1
ClassLaws80.01Stating and checking laws for type class methods (bsd3, library, testing)2012-09-140.3.1.0PatrikJansson
ClassyPrelude50.01Prelude replacement using classes instead of concrete types where reasonable (bsd3, control, data, library)2010-05-310.1SveinOveAas
Clean (deprecated in favor of definitive-base)80.01A light, clean and powerful utility library (bsd3, control, deprecated, library)2013-06-100.6MarcCoiffier
Clipboard300.02System clipboard interface. (bsd3, library, system)2017-07-062.3.2.0DanielDiaz
Coadjute (deprecated)60.01A generic build tool (bsd3, deprecated, development, library)2011-03-170.1.1MattiNiemenmaa
Codec-Compression-LZF140.02LZF compression bindings. (bsd3, codec, library)2007-07-060.2DonaldStewart
Codec-Image-DevIL140.04An FFI interface to the DevIL library (bsd3, codecs, library)2017-06-220.2.4LukePalmer
Color302.02Color spaces and conversions between them (bsd3, graphics, library)2021-10-110.3.3lehins
Combinatorrent120.01A concurrent bittorrent client (bsd3, network, program)2010-05-060.3.2JesperLouisAndersen
Command (deprecated in favor of system-command)130.01A replacement for System.Exit and System.Process (bsd3, deprecated, library, system)2012-07-280.0.7TonyMorris
ComonadSheet30.01A library for expressing spreadsheet-like computations as the fixed-points of comonads. (bsd3, control, library)2014-06-280.3.0.0kwf
Compactable (deprecated in favor of compactable)50.01A generalization for containers that can be stripped of Nothing (bsd3, control, deprecated, library)2017-03-060.1.0.2fresheyeball
Concurrent-Cache152.01A Cached variable for IO functions. (bsd3, concurrency, library)2016-07-230.2.2.3Ofenhed
Concurrential110.01Mix concurrent and sequential computation (bsd3, control, library)2015-09-040.5.0.1alexvieth
Condor50.01Information retrieval library (bsd3, library, program, search, text)2014-01-200.3klangner
ConfigFile510.017Configuration file reading & writing (bsd3, library, parsing)2014-10-301.1.4JohnGoerzen
ConsStream90.01Trivial re-export of Wouter Swierstra's Stream package, avoiding module name clash. (bsd3, data, library)2012-04-160.1ConalElliott
ConstraintKinds160.06Repackages standard type classes with the ConstraintKinds extension (bsd3, control, library)2014-05-201.3.0MikeIzbicki
Consumer30.02A monad and monad transformer for consuming streams (bsd3, library, monads)2009-10-271.2JeremyShaw
ContArrow130.01Control.Arrow.Transformer.Cont (bsd3, control, library)2009-09-210.0.5EvgenyJukov
ContextAlgebra60.00Implementation of the context algebra. (bsd3, math, program)2016-08-241.0.0.0jhahn
Contract40.01Practical typed lazy contracts. (bsd3, development, library)2012-07-190.1OlafChitil
Control-Engine (deprecated)180.01A parallel producer/consumer engine (thread pool) (bsd3, control, deprecated, library)2009-08-181.1.0.1ThomasDuBuisson
Control-Monad-MultiPass40.01A Library for Writing Multi-Pass Algorithms. (bsd3, control, library)2013-06-140.1.0.0KevinBackhouse
Control-Monad-ST240.02A variation on the ST monad with two type parameters. (bsd3, control, library)2013-06-110.1.0.1KevinBackhouse
CoreDump140.01A GHC plugin for printing GHC's internal Core data structures. (bsd3, ghc, library)2015-10-250.1.2.0OmerAgacan
CoreErlang60.01Manipulating Core Erlang source code (bsd3, language, library)2018-03-200.0.4AlexKropivny, HenriqueFerreiro
CoreFoundation30.01Bindings to Mac OSX's CoreFoundation framework (bsd3, library, system)2012-03-010.1ReinerPope
Coroutine40.01Type-safe coroutines using lightweight session types. (bsd3, control, library)2008-12-180.1.0.0RyanIngram
CouchDB150.01CouchDB interface (bsd3, database, library)2020-07-031.2.3GaneshSittampalam, SimonMichael
CurryDB50.01CurryDB: In-memory Key/Value Database (bsd3, database, library, program)2013-01-300.1.1.0HideyukiTanaka
DBFunctor150.00DBFunctor - Functional Data Management => ETL/ELT Data Processing in Haskell (bsd3, data-processing, etl, library, program)2021-05-230.1.2.1nkarag
DBlimited50.01A command-line SQL interface for flat files (tdf,csv,etc.) (bsd3, database, program)2010-12-060.1.1JohnMayer
DBus140.01D-Bus bindings (bsd3, desktop, library, network)2014-08-120.5.1AlexanderKojevnikov, DavidHimmelstrup, GwernBranwen
DOM60.02DOM Level 2 bindings for the WebBits package. (bsd3, library, web)2009-04-262.0.1DmitryGolubovsky
DP60.01Pragmatic framework for dynamic programming (algorithms, bsd3, library, math, natural-language-processing)2010-03-080.1.1SashaRush
DPutils230.011utilities for DP (bsd3, data, library)2021-06-040.1.1.0ChristianHoener
DRBG520.010Deterministic random bit generator (aka RNG, PRNG) based HMACs, Hashes, and Ciphers. (bsd3, cryptography, library)2015-11-120.5.5ThomasDuBuisson
DSA80.01Implementation of DSA, based on the description of FIPS 186-4 (bsd3, codec, cryptography, library)2017-02-261.0.2AdamWick
DSH400.02Database Supported Haskell (bsd3, database, library, program)2015-06-030.12.0.1GeorgeGiorgidze, JeroenWeijers, AlexUlrich, AlexUlrich2
DTC60.01Data To Class transformation. (bsd3, language, library)2013-04-211.1.0.1DanielDiaz
Data-Angle120.01Geometric angles (bsd3, data, library, math)2017-03-260.9deadmanswitch
Data-Hash-Consistent130.01Provide a simple consistent hashing mechanism (bsd3, data, library)2012-11-200.1.1BradClawsie
DataTreeView50.01A GTK widget for displaying arbitrary Data.Data.Data instances (bsd3, debug, development, gui, library)2012-06-180.1.1DanielSchuessler
Decimal730.031Decimal numbers with variable precision (bsd3, library, math)2021-03-140.5.2PaulJohnson
DeepArrow160.03Arrows for "deep application" (bsd3, combinators, control, library)2013-08-130.4.0ConalElliott
DescriptiveKeys90.01A library for specifying xmonad key bindings with functionality. (bsd3, library, system)2012-11-180.0.4TonyMorris
Dflow50.01Processing Real-time event streams (bsd3, library, reactivity)2012-04-290.0.1PaulJohnson
Diff3362.056Diff algorithm in pure Haskell (algorithms, bsd3, library)2023-10-220.5DavidFox, SterlingClover
DifferenceLogic50.02A theory solver for conjunctions of literals in difference logic (bsd3, library, math)2014-11-050.1.0.4dillonhuff
Digit (deprecated in favor of digit)150.01A data-type representing digits 0-9 (bsd3, data, deprecated, library)2011-09-060.0.3TonyMorris
DigitGroup40.00Group the digits of numbers by lots (bsd3, library, math)2022-01-190.1.0.0AlanHawkins
DimensionalHash110.01An n-dimensional hash using Morton numbers. (algorithms, bsd3, data, library)2011-05-100.1.5.2GhassenHamrouni
DirectSound50.02Partial binding to the Microsoft DirectSound API. (bsd3, library, sound)2013-11-040.0.0BalazsKomuves
DisTract40.01Distributed Bug Tracking System (bsd3, library, program, system)2008-02-170.2.5GwernBranwen
Dish80.01Hash modules (currently Murmur3) (bsd3, data, library, program)2017-11-290.0.0.6zcourts
DistanceTransform100.01Distance transform function. (bsd3, library, math)2013-02-160.1.2AnthonyCowley
DistanceUnits120.01A comprehensive distance library (bsd3, data, library)2013-08-260.1.0.1MattGambogi
Docs (deprecated)90.01Documentation types library. (bsd3, deprecated, documentation, library)2010-07-241.0.0DanielDiaz
DrHylo50.01A tool for deriving hylomorphisms (bsd3, language, library, program)2008-12-090.0.2HugoPacheco
DrIFT100.01Program to derive type class instances (bsd3, data-structures, library, program)2013-11-112.4.2KiwamuOkabe
DrIFT-cabalized (deprecated in favor of DrIFT)80.01Program to derive type class instances (bsd3, data-structures, deprecated, program)2013-09-032.3.0GwernBranwen, KiwamuOkabe
Dung80.02An implementation of the Dung argumentation frameworks. (ai, argumentation, bsd3, embedded, library, program)2015-03-301.1BasVanGijzel
DysFRP50.03dysFunctional Reactive Programming (bsd3, frp, library)2012-02-290.1MarekMaterzok
DysFRP-Cairo40.02dysFunctional Reactive Programming on Cairo (bsd3, frp, library)2012-02-290.1MarekMaterzok
DysFRP-Craftwerk30.01dysFunctional Reactive Programming on Craftwerk (bsd3, frp, library)2012-02-290.1MarekMaterzok
EEConfig140.01ExtremlyEasyConfig - Extremly Simple parser for config files (bsd3, library, parsing)2008-11-171.0BartoszWojcik
ENIG150.00Auto Korean conjugator/adjustor/adopter/converter (bsd3, library, natural-language-processing)2019-05-140.0.1.0yongjoon
EVP90.00Environment Variable Parser (bsd3, library, system)2023-11-300.1FumiakiKinoshita
Earley430.011Parsing all context-free grammars using Earley's algorithm. (bsd3, library, parsing)2019-02-240.13.0.1OlleFredriksson, phadej
Ebnf2ps190.01Peter's Syntax Diagram Drawing Tool (bsd3, language, program)2015-08-261.0.15PeterThiemann, FranklinChen
Eight-Ball-Pool-Hack-Cheats (deprecated)00.01spam (bsd3, deprecated, library, web)2018-02-221.0.1
EitherT (deprecated in favor of either)90.04EitherT monad transformer (bsd3, control, deprecated, library)2012-04-220.2.0EyalLotem
Elm (deprecated in favor of elm-compiler)580.06The Elm language module. (bsd3, compiler, deprecated, language, library, program)2014-09-220.13EvanCzaplicki
Empty50.01A type class for empty containers (bsd3, control, library)2017-03-020.1.0.1fresheyeball
Enum (deprecated)80.01Non-crashing `Enum` operations (bsd3, deprecated, library, unclassified)2019-12-110.2.0.0
EnumContainers60.01Simple Enum-class-based int containers (bsd3, data, library)2010-11-220.1EyalLotem
EnumMap60.01More general IntMap replacement. (bsd3, data-structures, library)2009-09-150.0.2JohnVanEnk
Eq (deprecated)130.01Render math formula in ASCII, and perform some simplifications (bsd3, deprecated, language, math, program)2013-05-281.1.3VincentBerthoux
EqualitySolver60.01A theory solver for conjunctions of literals in the theory of uninterpreted functions with equality (bsd3, library, math)2014-11-020.1.0.2dillonhuff
EstProgress70.01Methods for estimating the progress of functions (bsd3, data, library)2015-08-100.3.0.0JamesCandy
EtaMOO70.01A new implementation of the LambdaMOO server (bsd3, network, program)2016-02-060.3.0.0RobLeslie
Eternal10Seconds40.01A 2-D shooting game (bsd3, game, program)2010-05-240.2HirotoKoyama
EuroIT70.01Library for using euro currency, italian language (bsd3, data, library)2010-07-052010.2.5PaoloVeronelli
Euterpea412.57Library for computer music research and education (bsd3, library, music, sound)2019-06-142.0.7dwincort, DonyaQuick
EventSocket50.01Interfaces with FreeSwitch Event Socket. (bsd3, library, network)2009-11-160.1DavidAustin
Extra (deprecated in favor of sr-extra, extra)130.04A grab bag of modules. (bsd3, deprecated, library, unclassified)2014-11-041.46.3DavidFox, JeremyShaw
FPretty200.03Efficient simple pretty printing combinators (bsd3, library, text.prettyprint)2015-11-161.1OlafChitil
FSM100.00Basic concepts of finite state machines. (bsd3, fsm, library)2020-06-071.0.0KidKoala
FTGL200.05Portable TrueType font rendering for OpenGL using the Freetype2 library (bsd3, graphics, library)2014-11-132.1JeffersonHeard, laquendi, hamzam3
FTGL-bytestring40.01Portable TrueType font rendering for OpenGL using the Freetype2 library (bsd3, graphics, library)2014-03-152.0seagull
FTPLine130.01A command-line FTP client. (bsd3, network, program)2016-06-031.4.1.1DanielDiaz
FULE60.00Functional UI Layout Engine (bsd3, gui, library)2024-02-160.3.1pschnapp
Facebook-Password-Hacker-Online-Latest-Version (deprecated)00.01spam (bsd3, deprecated, library, web)2018-02-221.0.1
Facts70.01A collection of facts about the real world. (bsd3, factual, library)2010-10-180.1.2AlexanderSolla
FailT1072.00A 'FailT' monad transformer that plays well with 'MonadFail' (bsd3, control, failure, library)2023-02-240.1.2.0lehins
FastPush80.01A monad and monad transformer for pushing things onto a stack very fast. (bsd3, control, library)2017-02-260.1.0.3wyager
FastxPipe (deprecated in favor of pipes-fastx)40.01Fasta and Fastq streaming (bsd3, deprecated, library, unclassified)2015-04-230.2.0.0rcallahan
FenwickTree170.01Data structure for fast query and update of cumulative sums (bsd3, data-structures, library)2015-03-190.1.2.1MichalGajda
FerryCore90.02Ferry Core Components (bsd3, database, library)2011-08-170.4.6.4JeroenWeijers
FieldTrip90.02Functional 3D (bsd3, graphics, library)2009-06-050.2.7ConalElliott
FileManip (deprecated in favor of filemanip)140.04Expressive file and directory manipulation for Haskell. (bsd3, deprecated, library, system)2010-10-100.3.3.1BryanOSullivan
FileManipCompat120.02Expressive file and directory manipulation for Haskell. (bsd3, library, system)2011-04-280.18ThomasHartman
FilePather (deprecated in favor of filepather)170.01Functions on System.FilePath (bsd3, deprecated, library, system)2012-04-100.2.0TonyMorris
FileSystem50.01File system data structure and monad transformer. (bsd3, library, system)2011-01-281.0.0DanielDiaz
Fin (deprecated)230.03Finite totally-ordered sets (bsd3, data, deprecated, library)2020-02-010.2.9.0
Finance-Quote-Yahoo160.01Obtain quote data from finance.yahoo.com (bsd3, library, web)2014-04-190.8.0BradClawsie
Finance-Treasury60.01Obtain Treasury yield curve data (bsd3, library, web)2008-06-180.1.2DonaldStewart, StephenLihn
FindBin330.07Locate directory of original program (bsd3, library, system)2011-03-270.0.5AudreyTang
FirstOrderTheory50.03Grammar and typeclass for first order theories (bsd3, library, math)2014-11-050.1.0.6dillonhuff
FirstPrelude70.00A version of Prelude suitable for teaching. (bsd3, library, unclassified)2023-01-190.1.2.0DominicOrchard
FixedPoint-simple280.01Fixed point, large word, and large int numerical representations (types and common class instances) (bsd3, data, library)2014-06-240.6.1ThomasDuBuisson
Flippi80.01Wiki (bsd3, program, text)2008-03-160.0.5AudreyTang, GwernBranwen
FloatingHex460.01Read and write hexadecimal floating point numbers (bsd3, library, tools)2020-09-050.5LeventErkok
Folly260.01A first order logic library in Haskell (bsd3, library, program, theorem-provers)2015-10-030.2.0.1dillonhuff
FontyFruity472.510A true type file format loader (bsd3, font, graphics, library, text)2019-10-020.5.3.5VincentBerthoux
ForSyDe (deprecated in favor of forsyde-shallow, forsyde-deep)80.01ForSyDe's Haskell-embedded Domain Specific Language. (bsd3, deprecated, hardware, language, library)2010-06-253.1.1AlfonsoAcosta, HoseinAttarzadeh, ugeorge, ingo
ForestStructures170.05Tree- and forest structures (bioinformatics, bsd3, formal-languages, library)2023-06-140.0.1.1ChristianHoener
Forestry30.01Comparison of trees and forests. (bioinformatics, bsd3, formal-languages, library)2017-11-230.0.0.1ChristianHoener
ForkableT70.02Forkable monad transformers (bsd3, control, library)2015-01-180.1.0.2AndrasSlemmer
Fortnite-Hack-Cheats-Free-V-Bucks-Generator (deprecated)00.01spam (bsd3, deprecated, library, web)2018-02-221.0.1
Frames652.012Data frames for working with tabular data files (bsd3, data, library)2023-10-220.7.4.2AnthonyCowley
Frames-beam120.01A library for accessing Postgres tables as in-memory data structures. (bsd3, data, data-science, database, library)2018-09-020.2.0.0GagandeepBhatia
Frames-dsv70.01Alternative CSV parser for the Frames package (bsd3, data, library)2020-01-130.1.2AnthonyCowley
Frames-map-reduce100.00Frames wrapper for map-reduce-folds and some extra folds helpers. (bsd3, data, library)2023-05-020.4.1.2adamCS
Frames-streamly150.00A streamly layer for Frames I/O (bsd3, data, library, program)2023-05-020.3.1.0adamCS
FreeTypeGL (deprecated in favor of FTGL)90.01Loadable texture fonts for OpenGL. (bsd3, deprecated, graphics, library)2013-01-280.0.4EyalLotem
FunGEn250.01A lightweight, cross-platform, OpenGL-based game engine. (bsd3, game, library, program)2023-09-011.2MiloslavRaus, SimonMichael
Fungi130.01Funge-98 interpreter written in Haskell (bsd3, compilers-interpreters, program)2015-02-161.0.6ThomasEding
GA150.01Genetic algorithm library (ai, algorithms, bsd3, library, optimisation)2011-09-271.0KennethHoste
GHood220.02A graphical viewer for Hood (bsd3, debug, library)2018-05-140.0.7HugoPacheco, JanisVoigtlaender
GLFW220.06A Haskell binding for GLFW (bsd3, graphics, library)2016-04-010.5.2.5PaulLiu
GLFW-OGL60.01A binding for GLFW (OGL) (bsd3, graphics, library)2008-11-170.0NealAlexander
GLFW-b1152.527Bindings to GLFW OpenGL library (bsd3, graphics, library)2024-01-063.3.9.0BrianLewis, SchellScivally, Mokosha, javjarfer
GLFW-b-demo170.01GLFW-b demo (bsd3, graphics, program)2013-12-121.0.6BrianLewis, SchellScivally, javjarfer
GLFW-task70.01GLFW utility functions to use together with monad-task. (bsd3, graphics, library)2018-01-040.3.0PaulLiu
GLHUI100.01Open OpenGL context windows in X11 with libX11 (bsd3, graphics, library)2012-02-241.1.0HugoGomes
GLURaw1240.04A raw binding for the OpenGL graphics system (bsd3, graphics, library)2021-11-142.0.0.5JasonDagit, SvenPanne
GLUT1280.044A binding for the OpenGL Utility Toolkit (bsd3, graphics, library)2021-01-182.7.0.16ChrisDornan, IanLynagh, JasonDagit, SvenPanne
GLUtil710.08Miscellaneous OpenGL utilities. (bsd3, graphics, library)2020-06-170.10.4AnthonyCowley
GPX230.03Parse GPX files (bsd3, library, utils)2013-12-200.8.0ThomasDuBuisson, TonyMorris
GPipe-Collada90.01Load GPipe meshes from Collada files (bsd3, graphics, library)2012-08-060.1.4TobiasBexelius
GPipe-TextureLoad80.01Load GPipe textures from filesystem (bsd3, graphics, library)2012-06-271.0.4TobiasBexelius
GTALib110.01A library for GTA programming (bsd3, language, library)2012-06-080.0.6KentoEmoto
Gamgine130.01Some kind of game library or set of utilities. (bsd3, library)2020-06-270.6.0DanielTrstenjak
Ganymede80.01An Io interpreter in Haskell. (bsd3, language, program)2011-04-180.0.0.5WaltBaety
GaussQuadIntegration120.01Non-adaptive Gaussian quadrature for numeric integraton (bsd3, library, math)2011-09-150.1GrigorySarnitsky
GeBoP120.01Several games (bsd3, game, program)2015-09-231.7.5HenkJanVanTuyl
GenSmsPdu80.01Automatic SMS message generator (bsd3, library, program, testing)2024-02-150.2.0.0KwanghoonChoi, lazyswamp
GenericPretty480.018A generic, derivable, haskell pretty printer. (bsd3, generics, library, pretty-printer, text)2018-03-101.2.2RazvanRanca
Geodetic (deprecated in favor of geodetic)90.02Geodetic calculations (bsd3, deprecated, library, utils)2011-11-210.4TonyMorris
GeomPredicates140.02Geometric predicates (bsd3, library, math)2010-06-270.1NealAlexander
GeomPredicates-SSE40.01Geometric predicates (Intel SSE) (bsd3, library, math)2010-06-270.2NealAlexander
Get30.01get stuff out of stuff (bsd3, control, library)2018-01-100.2018.1.10MarisaVeryMoe
Gifcurry242.01GIF creation utility. (application, bsd3, graphics, library, program)2018-03-213.0.0.1lettier
Gleam80.00HTML Canvas graphics, animations and simulations. (bsd3, graphics, library)2020-05-060.1.1.0EbinBenny
Glob2492.060Globbing library (bsd3, library, system)2021-11-100.10.2MattiNiemenmaa, kakkun61
GoogleChart150.01Generate web-based charts using the Google Chart API (bsd3, graphics, library)2008-02-090.2EvanMartin
GoogleDirections60.01Haskell Interface to Google Directions API (bsd3, library, network)2010-12-240.3.0.1KevinOberlies
GoogleSB50.01Interface to Google Safe Browsing API (bsd3, library, security)2009-06-190.1AlexOtt
GotoT-transformers70.02A monad and monadic transformer providing "goto" functionality (bsd3, control, library)2012-07-221.0.0.1GregoryCrosswhite
Grafos40.01Grafos Haskell (bsd3, library, unclassified)2016-10-240.1.0.0jppianta83
GraphSCC390.03Tarjan's algorithm for computing the strongly connected components of a graph. (algorithms, bsd3, library)2013-07-221.0.4IavorDiatchki
Grempa130.01Embedded grammar DSL and LALR parser generator (bsd3, library, parsing)2013-02-070.2.2DavidFox, OlleFredriksson
GroteTrap130.01Parser and selection library for expression languages. (bsd3, language, library)2016-10-080.5.2MartijnVanSteenbergen
GrowlNotify60.01Notification utility for Growl. (bsd3, library, network, program)2008-05-180.4NicholasBurlett
GtkGLTV40.01OpenGL support for Gtk-based GUIs for Tangible Values (bsd3, library, user-interfaces)2011-12-280.2.0ConalElliott
GtkTV370.02Gtk-based GUIs for Tangible Values (bsd3, library, user-interfaces)2011-12-280.2.0ConalElliott
GuiHaskell80.01A graphical REPL and development environment for Haskell (bsd3, development, program)2008-03-060.1.1NeilMitchell
GuiTV70.01GUIs for Tangible Values (bsd3, interfaces, library, user-interfaces)2008-02-190.4ConalElliott
H170.01The Haskell/R mixed programming environment. (bsd3, ffi, program)2022-11-111.0.0FacundoDominguez, MathieuBoespflug
HABQT30.00Hierarchical adaptive Bayesian quantum tomography for quantum bits (bsd3, library, math, program, quantum)2018-07-010.1.0.0LeonidBelinsky
HAppS-Data (deprecated in favor of happstack-data)70.05HAppS data manipulation libraries (bsd3, deprecated, distributed-computing, library, web)2008-11-090.9.3DavidHimmelstrup
HAppS-IxSet (deprecated in favor of happstack-ixset)50.03 (bsd3, deprecated, distributed-computing, library, web)2008-11-090.9.3DavidHimmelstrup
HAppS-Server (deprecated in favor of happstack-server)90.04Web related tools and services. (bsd3, deprecated, distributed-computing, library, web)2008-11-090.9.3.1DavidHimmelstrup
HAppS-State (deprecated in favor of happstack-state)110.04Event-based distributed state. (bsd3, deprecated, distributed-computing, library, web)2008-11-090.9.3DavidHimmelstrup
HAppS-Util (deprecated in favor of happstack-util)90.05Web framework (bsd3, deprecated, distributed-computing, library, web)2008-11-090.9.3DavidHimmelstrup
HAppSHelpers (deprecated in favor of happstack-helpers)240.01OBSOLETE. Please use happstack-helpers (bsd3, deprecated, library, web)2010-05-090.11ThomasHartman
HCL282.01High-level library for building command line interfaces. (bsd3, library, program, user-interfaces)2021-01-051.8JustinBailey, jlamothe
HCard40.01A library for implementing a Deck of Cards (bsd3, game-, library)2009-04-080.0JoeFredette
HCodecs600.014A library to read, write and manipulate MIDI, WAVE, and SoundFont2 files. (bsd3, codec, library)2020-02-210.5.2GeorgeGiorgidze, DonyaQuick, Mokosha
HDBC1072.2564Haskell Database Connectivity (bsd3, database, library)2022-02-162.4.0.4DavidJohnson, ErikHesselink, IsaacJones, JohnGoerzen, NicolasWu, rsoeldner
HDBC-odbc420.09ODBC driver for HDBC (bsd3, database, library)2019-04-082.6.0.0IsaacJones, JohnGoerzen, NicolasWu, anton_dessiatov, rsoeldner
HDBC-postgresql681.2511PostgreSQL driver for HDBC (bsd3, database, library)2022-02-172.5.0.1DavidJohnson, ErikHesselink, IsaacJones, JohnGoerzen, rsoeldner
HDBC-session230.04Bracketed connection for HDBC (bsd3, database, library)2023-12-020.1.2.1KeiHibino
HDBC-sqlite3620.019Sqlite v3 driver for HDBC (bsd3, database, library)2015-04-242.3.3.1ErikHesselink, IsaacJones, JohnGoerzen, rsoeldner
HDRUtils70.01Utilities for reading, manipulating, and writing HDR images (bsd3, graphics, library)2009-08-281.0.2JeffersonHeard
HERA50.01 (bsd3, library, math)2008-12-050.2LukePalmer
HExcel52.250Create Excel files with Haskell (Excel, bsd3, data, library, spreadsheet, text)2020-03-140.1.0.1v0d1ch
HFitUI40.01The library for generating a graphical interface on the web (bsd3, library, program, web)2017-06-050.1.1.0QSpider2017
HFuse221.753HFuse is a binding for the Linux FUSE library. (bsd3, library, system)2018-01-150.2.5.0GwernBranwen, MaximTreskin, PaulVanDerWalt, TaruKarttunen, M15K, dhrosa, eyeinsky
HGL390.02A simple graphics library based on X11 or Win32 (bsd3, graphics, library)2019-11-273.2.3.2AlanHawkins, ChristophLueth
HGraphStorage70.01Graph database stored on disk (bsd3, database, library)2015-01-300.0.3JeanPhilippeMoresmau
HHDL40.01Hardware Description Language embedded in Haskell. (bsd3, hardware, library)2011-12-170.1.0.0SergueyZefirov
HJScript140.02HJScript is a Haskell EDSL for writing JavaScript programs. (bsd3, language, library, web)2013-07-180.7.0JeremyShaw, NiklasBroberg
HJVM50.01A library to create a Java Virtual Machine and manipulate Java objects (bsd3, language, library)2012-03-150.1JeanPhilippeMoresmau
HJavaScript80.02HJavaScript is an abstract syntax for a typed subset of JavaScript. (bsd3, language, library)2010-03-050.4.7NiklasBroberg
HLearn-algebra (deprecated in favor of subhask)140.05Algebraic foundation for homomorphic learning (bsd3, data-mining, deprecated, library, machine-learning)2014-05-301.1.0.1MikeIzbicki
HLearn-approximation (deprecated)60.01 (bsd3, data-mining, data-structures, deprecated, library, machine-learning)2013-07-301.1.0MikeIzbicki
HLearn-classification (deprecated)100.01 (bsd3, data-mining, deprecated, library, machine-learning)2014-06-041.0.1.3MikeIzbicki
HLearn-datastructures (deprecated)40.03 (bsd3, data-mining, data-structures, deprecated, library, machine-learning)2013-07-271.1.0MikeIzbicki
HLearn-distributions (deprecated)180.04Distributions for use with the HLearn library (bsd3, data-mining, deprecated, library, machine-learning, statistics)2014-03-271.1.0.2MikeIzbicki
HListPP90.01A preprocessor for HList labelable labels (bsd3, development, program)2020-04-170.2.2AdamVogt
HLogger (deprecated in favor of hlogger)50.02Simple, concurrent and easy-to-use logging library (bsd3, concurrency, deprecated, library, logging, program)2011-03-020.0.1.0JonKristensen
HMM60.01A hidden markov model library (algorithms, bsd3, data-mining, library, machine-learning)2012-03-250.2.1MikeIzbicki
HMap470.01Fast heterogeneous maps and unconstrained typeable-like functionality. (bsd3, data, data-structures, library)2018-04-171.3.0AtzeVanDerPloeg
HMarkov170.01Markov-generated sequences (bsd3, library, text)2016-12-041.0.1.1swizzard
HMock290.00A flexible mock framework for testing effectful code. (bsd3, library, testing)2023-11-290.5.1.2ChrisSmith
HNM80.01Happy Network Manager (bsd3, library, network, program, system)2009-01-250.1.2CetinSert
HNumeric182.01Haskell Numeric Library with pure functionality, R & MATLAB Syntax. (bsd3, hnum, library, linearalgebra, numeric, statistics)2018-06-200.5.0.2edeftg
HODE40.01Binding to libODE (bsd3, game, library, physics)2008-10-272008.10.27DavidHimmelstrup
HPDF620.05Generation of PDF documents (bsd3, graphics, library, program)2024-02-221.7HenningThielemann, SylvainHenry
HPath50.01Extract Haskell declarations by name. (bsd3, library, program, source-tools, text)2010-01-020.0.2JasonDusek
HPi282.01GPIO, I2C, SPI, and PWM functions for the Raspberry Pi. (bsd3, library, system)2024-03-070.10.0WJWH
HPlot70.01A minimal monadic PLplot interface for Haskell (bsd3, foreign, graphics, library, program)2009-08-040.3YakovZaytsev
HRay90.01Haskell raytracer (bsd3, graphics, program)2010-11-071.2.3GwernBranwen, KennethHoste
HSFFIG90.02Generate FFI import declarations from C include files (bsd3, ffi-tools, library, program)2010-07-151.1.3DmitryGolubovsky
HSGEP160.01Gene Expression Programming evolutionary algorithm in Haskell (ai, bsd3, library, program)2012-12-240.1.5MatthewSottile
HSet110.01Faux heterogeneous sets (bsd3, data, library)2023-09-280.0.2athanclark
HSlippyMap302.01OpenStreetMap Slippy Map (bsd3, geography, library)2018-05-113.0.1apeyroux
HSmarty230.01Small template engine (bsd3, library, text)2022-07-310.4.2AlexanderThiemann
HSoM340.01Library for computer music education (bsd3, library, sound)2017-06-011.0.0DonyaQuick
HSoundFile (deprecated in favor of sndfile-enumerators)50.01Audio file reading/writing (bsd3, codecs, deprecated, library, sound)2008-05-040.2.2JohnLato
HStringTemplate742.022StringTemplate implementation in Haskell. (bsd3, library, text)2021-08-120.8.8SterlingClover
HSvm230.01Haskell Bindings for libsvm (bsd2, bsd3, classification, datamining, library)2024-01-061.0.3.32PaoloLosi, PavelRyzhov
HTTP2852.25196A library for client-side HTTP (bsd3, library, network)2022-05-174000.4.1BjornBringert, BryanOSullivan, DonaldStewart, DuncanCoutts, GaneshSittampalam, JohanTibell, SigbjornFinne
HTTP-Simple (deprecated in favor of HTTP)190.04DEPRECATED Enable simple wrappers to Network.HTTP (bsd3, deprecated, library, network)2009-04-120.2BradClawsie
HTab160.01Tableau based theorem prover for hybrid logics (bsd3, program, theorem-provers)2020-05-151.7.3GuillaumeHoffmann
HUnit2862.25208A unit testing framework for Haskell (bsd3, library, testing)2021-01-191.6.2.0AdamBergmark, DonaldStewart, DuncanCoutts, RichardGiraud, SimonHengel, ryanglscott
HUnit-Diff (deprecated)30.01Assertions for HUnit with difference reporting (bsd3, deprecated, library, testing)2012-01-220.1DagOdenhall
HUnit-Plus230.01A test framework building on HUnit. (bsd3, library, test, testing)2017-04-102.0.0emc2
HUnit-approx360.01Approximate equality for floating point numbers with HUnit (bsd3, library, testing)2017-10-311.1.1.1RichardEisenberg
HXMPP (deprecated in favor of pontarius-xmpp)60.01A (prototyped) easy to use XMPP library (bsd3, deprecated, library, network, program)2011-03-020.0.1.0JonKristensen
HXQ440.01A Compiler from XQuery to Haskell (bsd3, library, xml)2016-01-070.20.1LeonidasFegaras
HaRe440.01the Haskell Refactorer. (bsd3, development, refactoring)2017-06-120.8.4.1AlanZimmerman, ChrisBrown
HaTeX1322.2515The Haskell LaTeX library. (bsd3, latex, library)2023-11-233.22.4.1DanielDiaz
HaTeX-meta (deprecated)130.01This package is deprecated. From version 3, HaTeX does not need this anymore. (bsd3, deprecated, program, text)2013-04-041.2.1DanielDiaz
HaTeX-qq80.01Quasiquoters for HaTeX (bsd3, library, text)2017-05-110.1.0.1HiromiIshii
HaVSA72.01An implementation of the Version Space Algebra learning framework. (ai, bsd3, library, program)2011-04-050.1.0.2RoganCreswick
HaXPath50.00An XPath-generating embedded domain specific language. (bsd3, library, xml)2023-03-260.3.0.1hgrano
HackMail60.01A Procmail Replacement as Haskell EDSL (bsd3, library, network, program)2009-03-280.0.1JoeFredette
HandlerSocketClient (deprecated)90.01Haskell implementation of a HandlerSocket client (API). (bsd3, database, deprecated, library)2012-02-200.0.5XingboWu
HandsomeSoup260.05Work with HTML more easily in HXT (bsd3, library, text)2015-06-090.4.2AdityaBhargava
HangmanAscii82.00Yet another Hangman game. (bsd3, game, program)2023-07-100.1.1.3pylover
HappyTree60.01Type Safe and End to End Decision Tree (bsd3, data, library)2018-01-080.2018.1.8MarisaVeryMoe
HasChor30.00Functional choreographic programming in Haskell (bsd3, concurrency, library, program)2023-11-130.1.0.1gan_shen
Haschoo (deprecated)120.01Minimalist R5RS Scheme interpreter (bsd3, compilers-interpreters, deprecated, program)2012-05-230.1.2MattiNiemenmaa
HaskellForMaths620.04Combinatorics, group theory, commutative algebra, non-commutative algebra (bsd3, library, math)2018-12-150.4.9DavidAmos
HaskellNet560.06Client support for POP3, SMTP, and IMAP (bsd3, library, network)2023-05-270.6.1.2AlexanderVershilov, JonathanDaugherty
HaskellNet-SSL400.04Helpers to connect to SSL/TLS mail servers with HaskellNet (bsd3, library, network)2021-06-150.3.4.4DanielWright, lemol, Hazelfire
HaskellTorrent60.01A concurrent bittorrent client (bsd3, network, program)2010-03-110.1.1JesperLouisAndersen
Haskelloids60.01A reproduction of the Atari 1979 classic "Asteroids" (bsd3, game, program)2010-03-290.1.1IvanPerez, MatthewHayden
Hawk50.01Haskell Web Application Kit (bsd3, library, web)2010-06-010.0.2BjoernPeemoeller
Hclip450.08A small cross-platform library for reading and modifying the system clipboard. (bsd3, library, system)2016-06-153.0.0.4JensThomas
Hedi60.01Line oriented editor (bsd3, editor, library, program)2008-11-300.1.1PaoloVeronelli
HerbiePlugin60.07automatically improve your code's numeric stability (bsd3, library, math)2015-09-280.2.0.0MikeIzbicki
Hermes (deprecated)140.01Message-based middleware layer (bsd3, deprecated, library, middleware, network)2010-05-180.0.4SveinOveAas
Hieroglyph280.01Purely functional 2D graphics for visualization. (bsd3, graphics, library)2009-08-253.89JeffersonHeard
HiggsSet (deprecated)50.01A multi-index set with advanced query capabilites (bsd3, data, deprecated, library)2012-02-040.1.1LarsPetersen
Hipmunk-Utils60.01Useful functions for Hipmunk (bsd3, game, library, physics)2017-09-060.1.1.1suzumiya
Hish140.01 (bsd3, command-line, console, library, program, shell)2016-03-310.1.2.4jaiyalas
Histogram760.01 (bsd3, charts, library)2012-11-090.1.0.2MikeIzbicki
Hoed270.04Lightweight algorithmic debugging. (bsd3, debug, library, trace)2018-03-170.5.1faddegon
HoleyMonoid140.01Monoids with holes. (bsd3, data-structures, library)2017-02-130.1.2MartijnVanSteenbergen
HongoDB40.01A Simple Key Value Store (bsd3, database, library)2011-04-080.0.1HideyukiTanaka
Hricket50.01A Cricket scoring application. (bsd3, game, program)2010-01-020.1AnthonyGrimes
Hs2lib150.01A Library and Preprocessor that makes it easier to create shared libs from Haskell programs. (bsd3, development, library, program)2015-01-270.6.3TamarChristina
HsASA160.01A haskell interface to Lester Ingber's adaptive simulating annealing code (bsd3, library, math)2012-01-270.2DonaldStewart, MalcolmWallace
HsHaruPDF40.01Haskell binding to libharu (http://libharu.sourceforge.net/) (bsd3, graphics, library)2007-11-130.0.0AudreyTang
HsJudy110.01Judy bindings, and some nice APIs (bsd3, data, library)2008-03-070.2GwernBranwen
HsOpenSSL-x509-system420.06Use the system's native CA certificate store with HsOpenSSL (bsd3, filesystem, library, system)2020-08-230.1.0.4MariosTitas
HsParrot100.01Haskell integration with Parrot virtual machine (bsd3, language, library, pugs)2015-08-150.0.2.20150805AudreyTang
HsPerl5100.01Haskell interface to embedded Perl 5 interpreter (bsd3, language, library, pugs)2015-08-150.0.6.20150815AudreyTang
HsTools80.05Haskell helper functions (bsd3, generic, library)2010-09-070.0.1.1ChristianHoener
Hsed100.01Stream Editor in Haskell (bsd3, editor, library, program)2011-03-130.2.2VitaliyRukavishnikov
Hsmtlib60.01Haskell library for easy interaction with SMT-LIB 2 compliant solvers. (bsd3, library, smt----------)2014-07-022.8.8.8roger62
HueAPI (deprecated)190.01API for controlling Philips Hue lights (bsd3, deprecated, hardware, library)2016-02-130.2.7SjoerdVisscher
HulkImport70.00Easily bulk import CSV data to SQL Server (bsd3, data, library, program)2015-11-090.1.0.3smobs
Hydrogen60.00The library for generating a WebGL scene for the web (bsd3, library, program, web)2017-06-140.1.0.0QSpider2017
HyloDP30.00A package for solving dynamic programming problems in Haskell (bsd3, dynamic-programming, library, program, recursion)2024-01-171.0.0DavidLlorens
IDynamic40.01Indexable, serializable form of Data.Dynamic (bsd3, data, library)2009-10-160.1AlbertoCorona
IFS60.01Iterated Function System generation for Haskell (bsd3, graphics, library, program)2007-11-060.1.1alpheccar
IOR50.01Region based resource management for the IO monad. (bsd3, library, monadic-regions, system)2008-05-250.1IvanTomac
IORefCAS (deprecated in favor of atomic-primops)160.03Atomic compare and swap for IORefs and STRefs. (bsd3, data, deprecated, library)2013-05-070.2.0.1RyanNewton
IOSpec382.03A pure specification of the IO monad. (bsd3, library, testing)2023-07-250.3.1.2BertramFelgenhauer, WouterSwierstra, ncfavier
IPv6Addr630.02Library to deal with IPv6 address text representations. (bsd3, library, network)2024-01-022.0.6MichelBoucey
IPv6DB300.00A RESTful microService for IPv6-related data (bsd3, database, library, network, program)2024-03-010.3.3.1MichelBoucey
IfElse510.012Anaphoric and miscellaneous useful control-flow (bsd3, control, library)2008-12-240.85IvanPerez, JeffersonHeard, keera_studios_ci
Imlib210.05 (bsd3, graphics, library)2009-03-300.1.2AndreasRaster, CaleGibbard
IndexedList40.02Length- and element-indexed lists sitting somewhere between homogeneous and fully heterogeneous. (bsd3, data, library)2014-06-280.1.0.1kwf
InfixApplicative70.04liftA2 for infix operators. (bsd3, control, library)2009-12-241.1ThomasDavie
IntGraph100.01Dynamically sized graph library (bsd3, data-structure, library)2018-07-010.1.1.0sam_barr
InternedData150.01Data interning (with compact regions where possible) (bsd3, data, data-structures, library, natural-language-processing)2019-10-020.0.0.1ChristianHoener
IntervalMap842.06Containers for intervals, with efficient search. (bsd3, data, library)2023-06-060.6.2.1ChristophBreitkopf
IsNull50.01A typeclass to determine if a given value is null. (bsd3, data, library)2014-06-190.4.0.0jcristovao
JSON-Combinator (deprecated in favor of lens)180.02A combinator library on top of a generalised JSON type (bsd3, combinators, deprecated, json, library)2011-04-030.2.8TonyMorris
JSON-Combinator-Examples (deprecated in favor of lens)70.01Example uses of the JSON-Combinator library. (bsd3, combinators, deprecated, library)2010-12-200.0.1TonyMorris
JSONParser130.01Parse JSON (bsd3, library, text)2019-05-220.1.0.4AlanHawkins
JSONb110.05JSON parser that uses byte strings. (bsd3, library, text)2012-02-101.0.8JasonDusek
Javasf (deprecated in favor of javasf)40.01A utility to print the SourceFile attribute of one or more Java class files. (bsd3, deprecated, language, program)2010-12-120.0.1TonyMorris
Javav (deprecated in favor of javav)70.01A utility to print the target version of Java class files. (bsd3, deprecated, language, program)2012-03-060.0.4TonyMorris
JsContracts70.01Design-by-contract for JavaScript (bsd3, language, library, program)2009-12-150.5.3ArjunGuha
JsonGrammar310.01Combinators for bidirectional JSON parsing (bsd3, json, language, library)2016-10-071.0.5MartijnVanSteenbergen
JuPyTer-notebook30.00JuPyTer notebook parser (bsd3, data, library, program)2017-11-210.1.0.0MichalGajda
JuicyCairo130.00To use images of JuicyPixels from Cairo (bsd3, graphics, library)2024-02-150.1.0.0YoshikuniJujo
JuicyPixels3802.75110Picture loading/serialization (in png, jpeg, bitmap, gif, tga, tiff and radiance) (bsd3, codec, graphics, image, library)2022-07-173.3.8VincentBerthoux
JuicyPixels-blp90.00BLP format decoder/encoder over JuicyPixels library (bsd3, codec, graphics, image, library, program)2021-10-250.2.0.0NCrashed
JuicyPixels-blurhash142.00Blurhash is a very compact represenation of a placeholder for an image (bsd3, graphics, image, library, program)2020-05-240.1.0.3smprts
JuicyPixels-canvas50.01Functions for drawing lines, squares and so on pixel by pixel (bsd3, graphics, library)2014-05-050.1.0.0eax
JuicyPixels-extra520.03Efficiently scale, crop, flip images with JuicyPixels (bsd3, graphics, image, library)2023-02-080.6.0mrkkrp
JuicyPixels-repa340.05Convenience functions to obtain array representations of images. (bsd3, graphics, library)2016-05-140.7.1.0ThomasDuBuisson
JuicyPixels-scale-dct150.01Scale JuicyPixels images with DCT (bsd3, graphics, image, library)2018-05-190.1.2phadej
JuicyPixels-stbir270.01Scale JuicyPixels images with stb_image_resize (bsd3, graphics, image, library)2018-02-240.1.0.0mtolly
JuicyPixels-util170.05Convert JuicyPixel images into RGBA format, flip, trim and so on (bsd3, control, library)2014-10-180.2FumiakiKinoshita
JunkDB40.03 (bsd3, database, library)2014-04-210.1.1.0seagull
JunkDB-driver-gdbm50.01 (bsd3, database, library)2014-04-210.1.1.0seagull
JunkDB-driver-hashtables40.01 (bsd3, database, library)2014-04-210.1.1.0seagull
KMP150.02Knuth–Morris–Pratt string searching algorithm (algorithms, bsd3, library)2018-12-170.2.0.0CindyLinz
Kalman (deprecated in favor of kalman)80.01A slightly extended Kalman filter (bsd3, deprecated, library, math)2015-04-050.1.0.1DominicSteinitz
Kawaii-Parser120.00A simple parsing library. (bsd3, library, monad-transformers, parsing, tokenisation)2021-07-112.0.0Liisi_Kerik
KdTree200.01KdTree, for efficient search in K-dimensional point clouds. (bsd3, data-mining, data-structures, graphics, library, machine-learning)2017-09-290.2.2.1IssacTrotts, jessekempf
Kleislify110.02Variants of Control.Arrow functions, specialised to kleislis. (bsd3, control, library)2012-05-150.0.4DylanJust
Kriens40.01Category for Continuation Passing Style (bsd3, control, library)2015-12-070.1.0.1matteo_provenzano
KyotoCabinet30.01Kyoto Cabinet DB bindings (bsd3, database, library)2011-03-160.1WarrenHarris
L-seed50.01Plant growing programming game (bsd3, game, library, program)2009-06-280.2JoachimBreitner
LATS90.01Linear Algebra on Typed Spaces (bsd3, library, numeric)2016-09-010.4.2guaraqe
LC380.00LC-3 virtual machine (bsd3, language, program)2019-01-010.1.0.2DavidJohnson
LDAP190.04Haskell binding for C LDAP API (bsd3, library, network)2017-01-120.6.11EdwardYang, JohnGoerzen, ip1981
LPFP130.00Code for the book Learn Physics with Functional Programming (bsd3, library, physics, program)2023-09-171.1.1ScottWalck
LPFP-core90.00Code for the book Learn Physics with Functional Programming (bsd3, library, physics)2023-09-171.1.1ScottWalck
LRU (deprecated)70.02Implements an LRU data structure (bsd3, deprecated, library, unclassified)2007-11-050.1.1AdamLangley
LambdaCalculator160.01A basic lambda calculator with beta reduction and a REPL (bsd3, language, program)2016-06-290.2ThomasDuBuisson
LambdaDB92.00On-memory Database using Lambda Function environment. (bsd3, database, library, program)2016-05-280.0.0.6Ailrun
LambdaDesigner40.01A type-safe EDSL for TouchDesigner written in Haskell. (bsd3, library, touchdesigner)2017-12-050.1.0.0ulyssesp
LambdaHack862.252A game engine library for tactical squad ASCII roguelike dungeon crawlers (bsd3, game, game-engine, library, program, roguelike)2023-10-300.11.0.1AndresLoeh, MikolajKonarski
LambdaINet130.01Graphical Interaction Net Evaluator for Optimal Evaluation (application, bsd3, program)2014-09-020.2.0.0PaulLiu
LambdaPrettyQuote140.01Quasiquoter, and Arbitrary helpers for the lambda calculus. (bsd3, language, library)2012-02-240.0.0.8JonathanFischoff
Lastik (deprecated)190.01A library for compiling programs in a variety of languages (bsd3, deprecated, development, library)2010-11-160.7.0TonyMorris
Learning80.01The most frequently used machine learning tools (bsd3, library, machine-learning, program)2018-02-260.1.0penkovsky
LibClang210.01Haskell bindings for libclang (a C++ parsing library) (bsd3, language, library)2017-01-153.8.0ChetanTaralekar, deech
LibZip340.04Bindings to libzip, a library for manipulating zip archives. (bsd3, codec, foreign, library)2016-08-291.0.1SergeyAstanin
LinearSplit40.01Partition the sequence of items to the subsequences in the order given (algorithms, bsd3, library)2011-03-050.2.1VitaliyRukavishnikov
LinguisticsTypes90.02Collection of types for natural language (bsd3, library, natural-language-processing)2017-03-140.0.0.3ChristianHoener
LinkChecker50.01Check a bunch of local html files for broken links (bsd3, program, web)2011-08-260.1JensStimpfle
List700.08List monad transformer and class (bsd3, control, library)2017-09-270.6.2YairChuchem
ListLike2702.052Generalized support for list-like structures (bsd3, bytestring, library, list, string, text, vector)2023-10-104.7.8.2AndreasAbel, DavidFox, JohnGoerzen, JohnLato
ListT (deprecated)80.01List transformer (bsd3, control, deprecated, library)2017-12-140.1.2.0
ListTree160.01Trees and monadic trees expressed as monadic lists where the underlying monad is a list (algorithms, bsd3, library)2016-12-260.2.3YairChuchem
ListWriter80.01define a list constant using Monadic syntax other than overhead [,] (bsd3, library, syntax)2015-10-290.1.0.0YLiLarry
ListZipper210.06Simple zipper for lists (bsd3, data, library)2011-10-311.2.0.2RyanIngram
LogicGrowsOnTrees100.04a parallel implementation of logic programming using distributed tree exploration (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-091.1.0.2GregoryCrosswhite
LogicGrowsOnTrees-MPI70.01an adapter for LogicGrowsOnTrees that uses MPI (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-091.0.0.1.1GregoryCrosswhite
LogicGrowsOnTrees-network120.01an adapter for LogicGrowsOnTrees that uses multiple processes running in a network (bsd3, control, distributed-computing, library, logic, parallelism)2016-04-051.0.0.4GregoryCrosswhite
LogicGrowsOnTrees-processes110.01an adapter for LogicGrowsOnTrees that uses multiple processes for parallelism (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-091.0.0.2GregoryCrosswhite
LslPlus240.01An execution and testing framework for the Linden Scripting Language (LSL) (bsd3, language, program)2009-08-250.4.3RobertGreayer
MFlow990.01stateful, RESTful web framework (application-server, bsd3, library, web)2015-09-210.4.6.0AlbertoCorona
MHask90.01The category of monads (bsd3, control, library)2013-08-060.3.0.0DanBurton
MIP170.02Library for using Mixed Integer Programming (MIP) (algorithms, bsd3, library, math, optimisation, optimization)2020-12-260.1.1.0MasahiroSakai
MSQueue40.01Michael-Scott queue. (bsd3, data, library)2015-01-310.0.1julek
MagicHaskeller250.02Automatic inductive functional programmer by systematic search (bsd3, language, library, program)2022-06-020.9.7.1SusumuKatayama
MailchimpSimple50.01Haskell library to interact with Mailchimp JSON API Version 3.0 (bsd3, library, web)2016-03-290.2.0.0dananji9131
Map (deprecated)250.01Class of key-value maps (bsd3, data, deprecated, library)2020-09-050.1.3.3
MapWith130.00mapWith: like fmap, but with additional parameters (isFirst, isLast, etc). (bsd3, combinators, library)2020-08-250.2.0.0davtjames
MaybeT70.021MaybeT monad transformer (bsd3, control, library)2008-12-210.1.2CaleGibbard, DonaldStewart, EricKidd
MaybeT-monads-tf (deprecated in favor of monads-tf)50.01MaybeT monad transformer compatible with monads-tf (deprecated) (bsd3, control, deprecated, library)2011-06-220.2.0.1BenMillwood
MaybeT-transformers50.03MaybeT monad transformer using transformers instead of mtl. (bsd3, control, library)2010-06-280.2ErikHesselink, SebastiaanVisser
MazesOfMonad280.01Console-based Role Playing Game (bsd3, game, program)2014-09-021.0.9JeanPhilippeMoresmau
MeanShift60.01Mean shift algorithm (bsd3, library, math)2012-04-300.1VilleTirronen
Measure50.01A library for units of measurement (bsd3, data, library)2009-11-110.0.2TonyMorris
MemoTrie2722.2528Trie-based memo functions (bsd3, data, library)2023-07-150.6.11ConalElliott
MetaObject180.01A meta-object system for Haskell based on Perl 6 (bsd3, development, library, pugs)2015-08-150.0.6.20150815AudreyTang
Metrics40.01Evaluation metrics commonly used in supervised machine learning (bsd3, library, statistics)2012-06-190.1.2BenHamner
Mhailist40.01Haskell mailing list manager (bsd3, network, program)2010-04-300.0LarsKotthoff
MicrosoftTranslator50.01Interface for Microsoft Translator (bsd3, language, library)2015-08-230.1.0.1netogallo
MissingH1812.5142Large utility library (bsd3, library, unclassified)2023-09-111.6.0.1AndreasAbel, HerbertValerioRiedel, JohnGoerzen, davean
MissingK90.05Useful types and definitions missing from other libraries (bsd3, development, library)2017-04-270.0.1IvanPerez, keera_studios_ci
MissingM120.01findM and other missing 'M's (bsd3, control, library)2012-11-150.0.4DylanJust
Mobile-Legends-Hack-Cheats (deprecated)00.01spam (bsd3, deprecated, library, web)2018-02-221.0.1
Moe30.01A FRP library based on signal functions. (bsd3, frp, library, program)2011-11-030.1XinyuJiang
MonadCatchIO-mtl (deprecated in favor of exceptions)140.020Monad-transformer version of the Control.Exception module (bsd3, control, deprecated, library)2014-01-040.3.1.0DanielGorin
MonadCatchIO-mtl-foreign (deprecated)40.01Polymorphic combinators for working with foreign functions (bsd3, control, deprecated, library)2010-05-290.1AntoineLatter
MonadCatchIO-transformers (deprecated in favor of exceptions)220.073Monad-transformer compatible version of the Control.Exception module (bsd3, control, deprecated, library)2014-12-230.3.1.3AriePeterson
MonadCatchIO-transformers-foreign (deprecated)30.03Polymorphic combinators for working with foreign functions (bsd3, control, deprecated, library)2010-05-290.1AntoineLatter
MonadCompose190.01Methods for composing monads. (bsd3, library, monad)2019-01-280.9.0.0JamesCandy
MonadLab90.01Automatically generate layered monads (bsd3, library, monads, program)2009-01-290.0.2AdamProcter
MonadPrompt600.06MonadPrompt, implementation & examples (bsd3, control, library)2014-09-141.0.0.5CaleGibbard, JamesCook, RyanIngram
MonadRandom2242.0146Random-number generation monad. (bsd3, control, library)2022-11-050.6BrentYorgey, CaleGibbard, EricKidd, LukePalmer, PaoloVeronelli, PatrickPalka
MonadRandomLazy190.01Lazy monad for psuedo random-number generation. (bsd3, control, library)2015-12-290.1.1.1NormanRamsey
Monaris120.01A simple tetris clone (bsd3, game, program)2014-08-200.1.8FumiakiKinoshita
Monatron60.03Monad transformer library with uniform liftings (bsd3, control, library)2010-05-120.3.1TomSchrijvers
Monatron-IO50.01MonadIO instances for the Monatron transformers. (bsd3, control, library)2012-04-261.0TobiasBrandt
Monocle90.01Symbolic computations in strict monoidal categories with LaTeX output. (bsd3, library, math)2009-12-170.0.4OsmanBineev
MultipletCombiner210.00A Haskell implementation for combining SU(n) multiplets (bsd3, groups, library, math, physics, science)2023-09-100.0.7dressel
Munkres140.02Munkres' assignment algorithm (hungarian method) (algorithms, bsd3, library)2008-12-070.1BalazsKomuves
Munkres-simple70.01Simple and typesafe layer over the Munkres package. (algorithms, bsd3, library)2014-09-130.1.0.1ScrambledEggs
NGrams60.01Simple application for calculating n-grams using Google. (bsd3, natural-language-processing, program)2008-02-141.1JustinBailey
NXTDSL120.01Generate NXC Code from DSL (bsd3, compilers-interpreters, language, library, program)2013-08-310.4AlexanderThiemann
NanoID250.00NanoID generator (bsd3, data, library, program)2024-01-313.4.0.1MichelBoucey
NanoProlog180.01Very small interpreter for a Prolog-like language (bsd3, language, library, program)2011-12-220.3DoaitseSwierstra, JurrienStutterheim, joaopizani
NaperianNetCDF40.00Instances of NcStore for hypercuboids (bsd3, library, math, program)2019-04-180.1.0.1DominicSteinitz
NaturalLanguageAlphabets90.02Simple scoring schemes for word alignments (bsd3, library, natural-language-processing)2019-10-020.2.1.0ChristianHoener
NaturalSort (deprecated)50.01Natural sorting for strings (bsd3, deprecated, text)2010-04-050.2.1JoachimFasting
NearContextAlgebra80.01Context Algebra of near (bsd3, math, program)2015-10-250.1.0.2jhahn
NestedFunctor40.02Nested composition of functors with a type index tracking nesting. (bsd3, data, library)2014-06-280.2.0.2kwf
NetSNMP270.01Bindings for net-snmp's C API for clients (bsd3, library, network)2016-12-010.3.2.5JohnDorsey, PavloKerestey
NineP230.029P2000 in pure Haskell (bsd3, data, library)2013-09-220.0.2.1DaveLeimbach, SergeyAlirzaev
Ninjas30.01Ninja game (bsd3, game, program)2013-10-170.1.0.0EricMertens
NoHoed120.01Placeholder package to preserve debug ability via conditional builds (bsd3, debugging, library)2017-08-310.1.1PepeIborra
NoSlow60.01Microbenchmarks for various array libraries (bsd3, development, profiling, program)2010-02-150.2RomanLeshchinskiy
Noise180.01A Haskell coherent noise generator based on libnoise (bsd3, graphics, library, math, noise)2013-02-251.0.6HugoGomes
Nomyx (deprecated in favor of nomyx-server)310.01A Nomic game in haskell (bsd3, deprecated, game, program)2015-03-260.7.6CorentinDupont
Nomyx-Core (deprecated in favor of nomyx-core)140.02A Nomic game in haskell (bsd3, deprecated, game, library)2015-03-260.7.6CorentinDupont
Nomyx-Language (deprecated in favor of nomyx-language)230.03Language to express rules for Nomic (bsd3, deprecated, language, library)2015-03-260.7.6CorentinDupont
Nomyx-Rules (deprecated in favor of Nomyx-Language)90.01Language to express rules for Nomic (bsd3, deprecated, language, library)2013-02-250.1.0CorentinDupont
Nomyx-Web (deprecated in favor of nomyx-web)130.01Web gui for Nomyx (bsd3, deprecated, game, library)2015-03-260.7.6CorentinDupont
NonEmpty60.01Library providing a non-empty list datatype, and total functions operating on it (bsd3, data, library)2009-03-190.1RobinGreen
NonEmptyList (deprecated in favor of semigroups)120.01A list with a length of at least one. (bsd3, data, deprecated, library)2010-08-280.0.9TonyMorris
NumInstances840.010Instances of numeric classes for functions and tuples (bsd3, data, library)2014-09-261.4ConalElliott
NumLazyByteString (deprecated)190.01Num, Enum, Eq, Integral, Ord, Real, and Show instances for Lazy ByteStrings (bsd3, data, deprecated, library)2010-04-060.0.0.1ThomasDuBuisson
NumberSieves70.01Number Theoretic Sieves: primes, factorization, and Euler's Totient (bsd3, library, math)2012-08-210.1.2LeonSmith
OGL70.02A context aware binding for the OpenGL graphics system (bsd3, graphics, library)2009-05-110.0.3NealAlexander
OSM150.01Parse OpenStreetMap files (bsd3, library, utils)2012-01-280.6.4ThomasDuBuisson, TonyMorris
ObjectIO40.01 (bsd3, library, unclassified)2007-11-031.0.1.1
ObjectName950.03Explicitly handled object names (bsd3, data, library)2021-11-131.1.0.2SvenPanne
Obsidian80.01Embedded language for GPU Programming (bsd3, language, library)2016-05-140.4.0.0JoelSvensson
Octree240.02Simple unbalanced Octree for storing data about 3D points (bsd3, data, library)2018-07-150.6.0.1MichalGajda
OddWord462.253Provides a wrapper for deriving word types with fewer bits. (bsd3, data, library)2018-04-111.0.2.0RobinKay
Omega160.01Integer sets and relations using Presburger arithmetic (bsd3, data, library)2014-05-031.0.3ChristopherRodrigues
OnRmt50.00Text UI library for performing parallel remote SSH operations (bsd3, library, program, system)2017-01-301.0.0.0KevinQuick
OneTuple3470.020Singleton Tuple (bsd3, data, library)2023-03-010.4.1.1JohnDorsey, phadej
Only2120.014The 1-tuple type or single-value "collection" (bsd3, data, library)2017-06-120.1HerbertValerioRiedel
OpenAL340.06A binding to the OpenAL cross-platform 3D audio API (bsd3, library, sound)2019-06-101.7.0.5AndrewMiller, BenFoppa, SvenPanne
OpenCL140.02Haskell high-level wrapper for OpenCL (bsd3, ffi, gpu, graphics, library)2013-10-191.0.3.4LuisCabellos
OpenCLRaw60.01The OpenCL Standard for heterogenous data-parallel computing (bsd3, graphics, library)2009-08-181.0.1001JeffersonHeard
OpenCLWrappers140.01The OpenCL Standard for heterogenous data-parallel computing (bsd3, ffi, library)2014-08-140.1.0.3EmilKarlson
OpenGL1782.590A binding for the OpenGL graphics system (bsd3, graphics, library)2019-05-063.0.3.0JasonDagit, SvenPanne
OpenGLCheck50.02Quickcheck instances for various data structures. (bsd3, graphics, library)2008-11-041.0ThomasDavie
OpenGLRaw1560.030A raw binding for the OpenGL graphics system (bsd3, graphics, library)2021-11-143.3.4.1JasonDagit, SvenPanne, TrevorElliott
OpenSCAD120.01ADT wrapper and renderer for OpenSCAD models. (bsd3, graphics, library)2015-07-070.3.0.2MikeMeyer
OpenVG160.01OpenVG (ShivaVG-0.2.1) binding (bsd3, graphics, library)2014-01-010.7.0StephenTetley
OpenVGRaw60.02Raw binding to OpenVG (ShivaVG-0.2.1 implementation). (bsd3, graphics, library)2014-01-010.4.0StephenTetley
Operads140.01Groebner basis computation for Operads. (bsd3, library, math)2009-08-141.0MikaelVejdemoJohansson
OptDir270.03The OptDir type for representing optimization directions. (bsd3, data, library, optimisation, optimization)2020-01-130.0.4MasahiroSakai
OrPatterns50.01A quasiquoter for or-patterns (bsd3, development, library)2014-05-160.1AdamVogt
OrchestrateDB60.01Unofficial Haskell Client Library for the Orchestrate.io API (bsd3, database, library)2015-08-021.0.0.3dwd31415
OrderedBits260.04Efficient ordered (by popcount) enumeration of bits (bsd3, data, library)2019-06-140.0.2.0ChristianHoener
Ordinals110.01Ordinal arithmetic (bsd3, library, math)2010-07-090.0.0.2KiYungAhn
Ordinary50.00A Programming Language in Construction (bsd3, language, library, program)2018-01-080.2018.1.8MarisaVeryMoe
Oslo-Vectize (deprecated)30.01spam (bsd3, deprecated, program, spam)2018-09-160.2
PArrows180.01Arrow parser combinators similar to Parsec (bsd3, library, parsing)2009-01-240.1.1GwernBranwen
PBKDF2 (deprecated in favor of pbkdf, scrypt, bcrypt)180.03Make password-based security schemes more secure. (bsd3, cryptography, deprecated, library)2014-10-020.3.1.5AdamBergmark, ErikHesselink, JeremyShaw, ThomasHartman
PPrinter102.01A generic derivable Haskell pretty printer (bsd3, generics, library, pretty-printer, text)2016-10-250.1.0iamzhenyi
PSQueue440.015Priority Search Queue (bsd3, data-structures, library)2023-05-171.2.0HerbertValerioRiedel, ScottDillard, teo
PUH-Project50.01This is a package which includes Assignments, Email, User and Reviews modules for Programming in Haskell course. (bsd3, data, library)2016-01-210.1.0.1att
PageIO70.01Page-oriented extraction and composition library (bsd3, library, program, text)2008-08-010.0.3AudreyTang
Paillier70.01a simple Paillier cryptosystem (bsd3, library, math)2013-12-110.1.0.3onemouth, abhiroop
PandocAgda (deprecated)90.01Pandoc support for literate Agda (bsd3, dependent-types, deprecated, library, program)2013-03-112.3.3.0.2PeterDivianszky
Paraiso270.01a code generator for partial differential equations solvers. (bsd3, language, library)2015-12-030.3.1.5TakayukiMuranushi
ParserFunction (deprecated in favor of attoparsec)210.01Parse and evaluate mathematical expressions. (bsd3, deprecated, library, math, parsing)2014-05-140.1.0EnzoHaussecker
PartialTypeSignatures150.01emulate partial type signatures with template haskell (bsd3, development, library)2014-08-090.1.0.1AdamVogt
PathTree50.01A tree used to merge and maintain paths (bsd3, data, library)2016-07-160.1.1.0pjrt
Pathfinder270.02Relational optimiser and code generator (bsd3, database, ffi, library)2011-12-010.5.10GeorgeGiorgidze, JeroenWeijers, AlexUlrich
Peano190.02simple Peano numbers (bsd3, data, library)2012-03-080.0.4AndrasSlemmer, FrancescoMazzoli
PeanoWitnesses40.03GADT type witnesses for Peano-style natural numbers. (bsd3, data, library)2014-06-280.1.0.0kwf
PerfectHash (deprecated in favor of perfecthash)110.01A perfect hashing library for mapping bytestrings to values. (bsd3, data, data-structures, deprecated, library)2016-04-290.1.5MarkWotton
PermuteEffects50.01Permutations of effectful computations (bsd3, control, library)2011-01-160.2MartijnVanSteenbergen
Persistence200.01A versatile library for topological data analysis. (bsd3, data, library, math)2019-08-192.0.3Ebanflo
Pipe (deprecated)140.02Process piping library (bsd3, deprecated, library, system)2009-07-022.1.2MattiNiemenmaa
Piso50.02Partial isomorphisms (bsd3, data, library)2017-05-090.2MartijnVanSteenbergen
PlayHangmanGame90.01Play Hangman Game (bsd3, game, program)2012-04-040.2HaishengWu
PlayingCards70.01Playing cards api (bsd3, game, library)2014-08-040.3.0.0dillonhuff
Plot-ho-matic620.02Real-time line plotter for generic data (bsd3, graphics, library)2018-12-140.12.2.3GregHorn
PlslTools50.01So far just a lint like program for PL/SQL. Diff and refactoring tools are planned (bsd3, pl-sql-tools, program)2008-12-020.0.2LarryLayland
PortMidi430.07A binding for PortMedia/PortMidi (bsd3, library, sound)2018-07-290.2.0.0PaulLiu, OlivierSohn
PortMidi-simple80.00Simplified PortMidi wrapper (bsd3, library, sound)2021-06-190.1.0.1AlexanderBondarenko
Prelude70.02A Prelude module replacement (bsd3, library, prelude)2018-08-290.1.0.1HerbertValerioRiedel
PrimitiveArray462.028Efficient multidimensional arrays (bsd3, data, library)2021-06-040.10.1.1ChristianHoener
PrimitiveArray-Pretty70.03Pretty-printing for primitive arrays (bsd3, data, library)2017-03-030.0.0.2ChristianHoener
ProbabilityMonads60.01Probability distribution monads. (bsd3, control, library)2007-10-070.1.0EricKidd
PropLogic160.02Propositional Logic (algorithms, bsd3, library, logic, program)2012-04-160.9.0.4DavidFox
Proper100.03An implementation of propositional logic in Haskell (bsd3, library, program, unclassified)2014-11-030.5.2.0dillonhuff
ProxN170.01Proximity sets in N dimensions (bsd3, library, math)2012-01-280.0.1AndrasSlemmer
Pugs280.01A Perl 6 Implementation (bsd3, language, program, pugs)2015-08-156.2.13.20150815AudreyTang, JeffShaw
PyF1832.04Quasiquotations for a python like interpolated string formatter (bsd3, library, text)2023-10-250.11.2.1guibou
QIO62.01The Quantum IO Monad is a library for defining quantum computations in Haskell (bsd3, library, quantum)2016-11-131.3AlexanderGreen
QuadEdge40.01QuadEdge structure for representing triangulations (bsd3, data, library)2010-06-260.2NealAlexander
QuadTree80.01QuadTree library for Haskell, with lens support. (bsd3, data, game, library)2015-08-090.11.0Kron
QuasiText192.03A QuasiQuoter for Text. (bsd3, library, text)2016-06-050.1.2.6MikeLedger
Quelea32.01Programming with Eventual Consistency over Cassandra. (bsd3, experimental, library)2015-12-131.0.0gowtham
QuickAnnotate90.02Annotation Framework (bsd3, development, library, program)2012-09-190.6ShayanNajd
QuickCheck5702.75775Automatic testing of Haskell programs (bsd3, library, testing)2023-05-312.14.3DonaldStewart, KoenClaessen, NickSmallbone, SimonMarlow
Quickson (deprecated in favor of aeson-quick)70.01Quick JSON extractions with Aeson (bsd3, deprecated, json, library, text, web)2015-07-120.2ssadler
R-pandoc110.00 (bsd3, library, program, text)2019-11-150.2.3CorentinDupont
RANSAC210.01The RANSAC algorithm for parameter estimation. (bsd3, library, math, numerical)2015-11-190.1.0.2AnthonyCowley
RBTree230.02Pure haskell Red-Black-Tree implemetation (bsd3, data-structures, library)2011-06-090.0.5XingboWu
RJson190.04A reflective JSON serializer/parser. (bsd3, library, text)2009-02-220.3.7AlexDrummond
RMP30.01Binding to code that controls a Segway RMP (bsd3, library, program, robotics, system)2010-05-230.0.2NoamLewis
RSA1180.023Implementation of RSA, using the padding schemes of PKCS#1 v2.1. (bsd3, codec, cryptography, library)2019-10-142.4.1AdamWick, JonathanDaugherty, KevinQuick
Raincat500.01A puzzle game written in Haskell with a cat in lead role (bsd3, game, program)2018-09-231.2.1MikhailPobolovets, SergeiTrofimovich
Range40.01Data structure for managing ranges (bsd3, data, library)2013-04-190.1.0.0ThomasEding
Ranged-sets362.253Ranged sets for Haskell (bsd3, data, library)2019-03-110.4.0PaulJohnson
Rasenschach120.01Soccer simulation (bsd3, game, program)2016-02-240.1.3.2MartinWoehrle
Rasterific762.255A pure haskell drawing engine. (bsd3, graphics, library)2021-05-260.7.5.4VincentBerthoux
Rattus322.250A modal FRP language (bsd3, frp, library)2023-10-160.5.1.1PatrickBahr
ReadArgs260.03Simple command line argument parsing (bsd3, command-line, library, program)2016-12-081.2.3NoahEasterly
Ref80.01Generic Mutable Ref Abstraction Layer (bsd3, data, library)2013-03-280.1.1.0CarterSchonwald
RefSerialize440.04Write to and read from ByteStrings maintaining internal memory references (bsd3, data, database, library, parsing)2017-02-060.4.0AlbertoCorona
RepLib242.02Generic programming library with representation types (bsd3, generics, library)2018-10-150.5.4.1BrentYorgey, ChrisCasinghino, sweirich
ReplicateEffects50.02Composable replication schemes of applicative functors (bsd3, control, library)2012-12-270.3MartijnVanSteenbergen
ReviewBoard120.01Haskell bindings to ReviewBoard (bsd3, development, library, program)2008-05-280.2.2AdamSmyczek
Ritt-Wu40.00Parallel implementation of Ritt-Wu's algorithm. (algorithm, bsd3, library, program)2020-02-120.1.0.0jsrqv
Rlang-QQ (deprecated in favor of inline-r)230.02quasiquoter for inline-R code (bsd3, deprecated, development, library)2015-05-060.3.1.0AdamVogt
RoyalMonad120.01All hail the Royal Monad! (bsd3, control, library)2015-09-231000.9AtzeVanDerPloeg
SBench80.01A benchmark suite for runtime and heap measurements over a series of inputs. (bsd3, library, testing)2013-03-050.2.0DanielSeidel
SCRIPTWriter50.00ESCRIPT: a human friendly language for programming Bitcoin scripts (bitcoin, bsd3, language, library, program, script)2018-10-151.0.1RickKlomp
SDL (deprecated in favor of sdl2)691.523Binding to libSDL (bsd3, deprecated, foreign-binding, library)2018-07-150.6.7.0ChrisDone, DavidHimmelstrup, fffaaa
SDL-gfx (deprecated in favor of sdl2-gfx)250.04Binding to libSDL_gfx (bsd3, deprecated, foreign-binding, library)2018-09-070.7.0.0ChrisDone, DavidHimmelstrup, fffaaa
SDL-image (deprecated in favor of sdl2-image)320.08Binding to libSDL_image (bsd3, deprecated, foreign-binding, library)2018-07-150.6.2.0ChrisDone, DavidHimmelstrup, fffaaa
SDL-mixer (deprecated in favor of sdl2-mixer)220.03Binding to libSDL_mixer (bsd3, deprecated, foreign-binding, library)2018-07-150.6.3.0ChrisDone, DavidHimmelstrup, fffaaa
SDL-mpeg90.01Binding to the SMPEG library (bsd3, foreign-binding, library)2008-07-280.0.1AudreyTang
SDL-ttf (deprecated in favor of sdl2-ttf)260.06Binding to libSDL_ttf (bsd3, deprecated, foreign-binding, library)2018-07-150.6.3.0ChrisDone, DavidHimmelstrup, fffaaa
SFont (deprecated)60.02SFont SDL Bitmap Fonts (bsd3, deprecated, graphics, library)2010-01-110.1.1LiamOConnorDavis
SG40.03Small geometry library for dealing with vectors and collision detection (bsd3, data, library, math)2009-03-171.0NeilBrown
SGplus50.01(updated) Small geometry library for dealing with vectors and collision detection (bsd3, data, library, math)2016-09-011.1donomii
SHA5390.078Implementations of the SHA suite of message digest functions (bsd3, codec, cryptography, library)2018-03-151.6.4.4AdamWick, RaphaelJavaux
SHA2180.02Fast, incremental SHA hashing for bytestrings (bsd3, cryptography, library)2011-02-280.2.5SveinOveAas
SJW60.01The Simple Javascript Wrench (bsd3, library, program, web)2022-02-130.1.2.4tissevert
SMTPClient180.02A simple SMTP client library (bsd3, library, network)2013-02-111.1.0StephenBlackheath
SQLDeps100.01Calculate db-data dependencies of functions (bsd3, database, library)2013-05-200.1AlexanderThiemann
SSTG192.00STG Symbolic Execution (bsd3, library, program, web)2017-08-170.1.1.7AntonXue
STL150.02STL 3D geometry format parsing and pretty-printing (bsd3, graphics, library)2019-06-290.3.0.6bergey
STLinkUSB70.01STLink USB interface in Haskell (bsd3, hardware, library, microcontroller, stm32)2017-11-030.1.1MarcFontaine
STM32-Zombie70.01control a STM32F103 microcontroller (bsd3, hardware, library, microcontroller, stm32)2017-11-030.2.0MarcFontaine
STM32F103xx-SVD160.01Definition for Peripherals,Registers and Fields from STM32F103xx.svd (bsd3, hardware, library, microcontroller, stm32)2017-11-030.1MarcFontaine
STMonadTrans1760.08A monad transformer version of the ST monad (bsd3, library, monads)2024-01-040.4.8AndreasAbel, JosefSvenningsson
SVD2HS40.01translate a SVD of a Microcontroller to Haskell tables (bsd3, hardware, library, microcontroller, stm32, svd)2017-11-030.1MarcFontaine
SVG2Q30.01Code generation tool for Quartz code from a SVG. (bsd3, parsing, program)2011-01-270.3JanGreve
SVGFonts1030.011Fonts from the SVG-Font format (bsd3, graphics, library)2021-11-011.8.0.1BrentYorgey, JanBracker, RyanYates, TillmannVogt, jeffreyrosenbluth, bergey
SVGPath170.04Parsing the path command of SVG (bsd3, graphics, library)2014-06-161.1.2RohanDrape, TillmannVogt
SableCC2Hs90.01Generate a parser (in Haskell) with the SableCC parser generator. (bsd3, library, parsing, program)2012-06-130.0.1.0MarcFontaine
Safe (deprecated in favor of safe)70.04Library for safe (pattern match free) functions (bsd3, deprecated, library, unclassified)2007-01-120.1
SafeSemaphore1060.029Much safer replacement for QSemN, QSem, and SampleVar (bsd3, concurrency, library)2014-05-030.10.1ChrisKuklewicz
Salsa90.01A .NET Bridge for Haskell (.net, bsd3, foreign, library)2014-09-060.2.0.2AndrewAppleyard, TimMatthews
Saturnin50.00Saturnin CI / Job System (application-server, bsd3, library, program)2015-05-180.1.0.2yac
SciBaseTypes100.02Base types and classes for statistics, sciences and humanities (bsd3, data, library)2021-06-040.1.1.0ChristianHoener
Scurry80.01A cross platform P2P VPN application built using Haskell. (bsd3, network, program)2009-01-240.0.3JohnVanEnk
SegmentTree160.01Data structure for querying the set (or count) of intervals covering given point (bsd3, data, library)2012-10-290.3AlexandruScvortov, DmitryAstapov
Semigroup190.03A semigroup (bsd3, data, library)2011-04-130.0.7TonyMorris
SeqAlign (deprecated in favor of seqalign)30.01Sequence Alignment (bsd3, deprecated, library, unclassified)2015-04-230.1.0.0rcallahan
Shellac110.05A framework for creating shell envinronments (bsd3, library, user-interfaces)2016-06-030.9.9RobertDockins
Shellac-compatline80.01"compatline" backend module for Shellac (bsd3, library, user-interfaces)2016-06-030.9.9RobertDockins
Shellac-editline60.02Editline backend module for Shellac (bsd3, library, user-interfaces)2016-06-030.9.9RobertDockins
Shellac-haskeline90.01Haskeline backend module for Shellac (bsd3, library, user-interfaces)2016-06-040.2.1JudahJacobson, RobertDockins
Shellac-readline60.02Readline backend module for Shellac (bsd3, library, user-interfaces)2016-06-030.9.9RobertDockins
ShortestPathProblems40.02grammars for TSP and SHP (bsd3, data, library)2017-03-060.0.0.1ChristianHoener
ShowF120.03Show for * -> * (bsd3, library, text)2013-11-270.1.1ConalElliott
Shpadoinkle192.011A programming model for declarative, high performance user interface. (bsd3, library, web)2021-06-020.3.2.0fresheyeball
Shpadoinkle-backend-pardiff100.01A Virtual Dom in pure Haskell, based on Html as an Alignable Functor. (bsd3, library, web)2021-06-020.3.0.1fresheyeball
Shpadoinkle-backend-snabbdom90.00Use the high-performance Snabbdom virtual dom library written in JavaScript. (bsd3, library, web)2021-06-020.3.0.2fresheyeball
Shpadoinkle-backend-static90.03A backend for rendering Shpadoinkle as Text. (bsd3, library, web)2021-06-020.2.0.1fresheyeball
Shpadoinkle-console120.00Support for the native browser console (bsd3, library, web)2021-06-020.0.1.4fresheyeball
Shpadoinkle-debug (deprecated in favor of Shpadoinkle-console)70.00Debugging tools for Shpadoinkle applications. (bsd3, deprecated, library, web)2020-06-210.0.0.1fresheyeball
Shpadoinkle-developer-tools50.00Chrome extension to aide in development (bsd3, library, program, web)2021-06-020.0.0.2fresheyeball
Shpadoinkle-disembodied60.00Shpadoinkle as a static site. (bsd3, library, web)2021-06-020.0.0.2fresheyeball
Shpadoinkle-examples70.00Example usages of Shpadoinkle (bsd3, program, web)2021-01-060.0.0.3fresheyeball
Shpadoinkle-html90.03A typed, template generated Html DSL, and helpers. (bsd3, library, web)2021-06-020.3.0.2fresheyeball
Shpadoinkle-lens130.00Lens combinators for Shpadoinkle applications. (bsd3, library, web)2021-06-020.0.0.4fresheyeball
Shpadoinkle-router90.01A single page application rounter for Shpadoinkle based on Servant. (bsd3, library, web)2021-06-020.3.0.1fresheyeball
Shpadoinkle-streaming40.00Integration of the streaming library with Shpadoinkle continuations. (bsd3, library, web)2021-06-020.0.0.2fresheyeball
Shpadoinkle-template60.00Read standard file formats into Shpadoinkle with Template Haskell (bsd3, library, web)2021-06-020.0.0.2fresheyeball
Shpadoinkle-widgets80.00A collection of common reusable types and components. (bsd3, library, web)2021-06-020.2.0.1fresheyeball
Shrub100.014-way trie fuzzy search (bsd3, library, unclassified)2015-04-230.1.0.0rcallahan
Shu-thing190.01A vector shooter game (bsd3, game, program)2018-03-151.1.4AlanHawkins, GwernBranwen
SimpleAES130.06Fast AES encryption/decryption for bytestrings (bsd3, cryptography, library)2010-05-160.4.2DavidHimmelstrup
SimpleEA130.01Simple evolutionary algorithm framework. (ai, bsd3, library)2012-06-150.2.1ErlendHamberg
SimpleGL (deprecated in favor of definitive-graphics)100.01A Simple Graphics Library from the SimpleH framework. (bsd3, deprecated, graphics, library)2013-09-170.9.3MarcCoiffier
SimpleLog90.01Simple, configurable logging (bsd3, library, system)2015-01-190.1.0.3AndrasSlemmer
Smooth40.01A tiny, lazy SMT solver (bsd3, library, math)2014-11-050.1.0.1dillonhuff
Snusmumrik (deprecated)40.01E-library directory based on FUSE virtual file system. (bsd3, deprecated, program, text)2010-03-200.0.1SergeyAstanin
SoOSiM70.01Abstract full system simulator (bsd3, library, simulation)2012-06-190.2.1.0ChristiaanBaaij
SoccerFun310.02Football simulation framework for teaching functional programming (ai, bsd3, education, game, library, program)2015-12-020.5.3JanRochel
SoccerFunGL130.01OpenGL UI for the SoccerFun framework (ai, bsd3, education, game, library, program)2015-12-020.5.3JanRochel
SpaceInvaders160.01Video game (bsd3, game, program)2021-10-080.13.3GeorgeGiorgidze, IvanPerez, keera_studios_ci
SpacePrivateers40.01Simple space pirate roguelike (bsd3, game, program)2014-08-080.1.0.0tuturto
SpatialMath100.033d math including quaternions/euler angles/dcms and utility functions (bsd3, library, math)2023-09-160.2.7.1ScottWalck
SpinCounter40.01Lock free Spin Counter (bsd3, data, library)2015-01-240.0.1julek
Spintax250.01Random text generation based on spintax (bsd3, library, text)2021-04-110.3.6MichelBoucey
Spock922.759Another Haskell web framework for rapid development (bsd3, library, web)2020-12-090.14.0.0AlexanderThiemann, BrandonSimmons
Spock-api220.02Another Haskell web framework for rapid development (bsd3, library, web)2020-12-090.14.0.0AlexanderThiemann
Spock-api-ghcjs80.01Another Haskell web framework for rapid development (bsd3, library, web)2020-12-090.14.0.0AlexanderThiemann
Spock-api-server140.01Another Haskell web framework for rapid development (bsd3, library, web)2020-12-090.14.0.0AlexanderThiemann
Spock-auth (deprecated)60.01Provides authentification helpers for Spock (bsd3, deprecated, library, web)2014-07-130.2.0.1AlexanderThiemann
Spock-core300.04Another Haskell web framework for rapid development (bsd3, library, web)2022-07-200.14.0.1AlexanderThiemann, BrandonSimmons
Spock-lucid90.02Lucid support for Spock (bsd3, library, web)2017-08-050.4.0.1Artyom
SpreadsheetML240.02Write support for Excel's SpreadsheetML format (bsd3, library, text)2012-02-210.1JasonDagit
Sprig (deprecated)50.03Binding to Sprig (bsd3, deprecated, foreign-binding, library)2010-01-110.1.1LiamOConnorDavis
Stack272.251Stack data structure (bsd3, data-structures, library)2019-01-180.4.0rwlock
Stasis30.01A simple MVCC like library (bsd3, concurrency, library, program)2014-01-130.0.1zcourts
StateVar2530.029State variables (bsd3, data, library)2021-07-251.2.2EdwardKmett, SvenPanne, phadej, ryanglscott
StateVar-transformer120.02State variables (bsd3, data, library)2014-03-061.0.0.0seagull
Stomp40.01Client library for Stomp brokers. (bsd3, library, network)2011-07-010.1.1VitaliyRukavishnikov
Strafunski-ATermLib60.01An abstract data type designed for the exchange of tree-like data structures (bsd3, data, library)2013-05-031.6.0.3JamesKoppel
Strafunski-Sdf2Haskell50.01Converts SDF to Haskell (bsd3, language, program)2013-05-031.0.0.2JamesKoppel
Strafunski-StrategyLib180.02Library for strategic programming (bsd3, generics, library)2018-03-115.0.1.0AlanZimmerman, JamesKoppel
StrappedTemplates100.02General purpose templates in haskell (bsd3, library, text)2015-07-120.2.0.2hansonkd
Stream1390.013A library for manipulating infinite lists. (bsd3, data, library)2015-02-060.4.7.2WouterSwierstra
SuffixStructures40.00Suffix array construction (bsd3, data, data-structures, library, program)2015-05-070.0.1.0ChristianHoener
SvgIcons60.00Svg Icons and more (bsd3, graphics, library, web)2023-05-131.1.1RamiroPastor
Sysmon70.01Sybase 15 sysmon reports processor (bsd3, database, library)2011-03-070.1.2VitaliyRukavishnikov
TBC70.01Testing By Convention (bsd3, library, program, testing)2012-06-240.0.3PeterGammie
TBit70.01Utilities for condensed matter physics tight binding calculations. (bsd3, library, science)2015-04-200.4.2.3danielsmw
TCache510.06A Transactional cache with user-defined persistence (bsd3, data, database, library)2023-02-120.13.3AlbertoCorona
THEff120.01TH implementation of effects. (bsd3, control, effect, library, th-)2017-01-220.1.4kolodeznydiver
TV240.03Tangible Values -- composable interfaces (bsd3, interfaces, library)2013-08-140.5.0ConalElliott
TYB70.01Template Your Boilerplate - a Template Haskell version of SYB (bsd3, generics, library)2013-02-180.2.3MichaelAdams, ThomasDuBuisson
TableAlgebra100.02Ferry Table Algebra (bsd3, database, library)2011-08-170.7.1JeroenWeijers
Tables70.01A client for Quill databases (bsd3, database, program)2014-04-260.1.0.2NatePisarski
Tablify70.01Tool to render CSV into tables of various formats (bsd3, program, text)2011-04-210.8.2DanielLyons
Tahin160.01Tahin Password Generator (bsd3, library, password, program)2016-04-060.1.2mtesseract
Tainted120.01Tainted type, and associated operations (bsd3, control, data, library, monads, trans)2015-05-270.1.0.2RossMeikleham
Takusen132.02Database library with left-fold interface, for PostgreSQL, Oracle, SQLite, ODBC. (bsd3, database)2011-01-260.8.7AlistairBayley, DonaldStewart, JasonDagit
Tape30.02Bidirectionally infinite streams, akin to the tape of a Turing machine. (bsd3, data, library)2014-06-280.4.0.0kwf
TaskMonad50.00A collection of tools which can be used to access taskwarrior from xmonad. (bsd3, library, xmonad)2019-03-301.0.1mmagorsc
TeaHS (deprecated)50.01TeaHS Game Creation Library (bsd3, deprecated, game, library)2010-06-050.3.1LiamOConnorDavis
Tensor270.05Tensor data types (bsd3, data, library)2018-07-251.1.0.2SvenPanne
TernaryTrees370.01Efficient pure ternary tree Sets and Maps (bsd3, data-structures, library, program)2011-01-220.2.0.2AlexMason
Thingie (deprecated in favor of Hieroglyph)80.01Purely functional 2D drawing (bsd3, deprecated, graphics, library)2008-12-180.80JeffersonHeard
TicTacToe40.01A sub-project (exercise) for a functional programming course (bsd3, education, library)2011-02-150.0.1TonyMorris
TinyLaunchbury50.01Simple implementation of call-by-need using Launchbury's semantics (bsd3, compilers-interpreters, library)2011-06-201.0.1DavidSankel
TinyURL70.01Use TinyURL to compress URLs (bsd3, library, web)2009-02-160.1.0ReidBarton
TraceUtils150.02Functions that should have been in Debug.Trace (bsd3, development, library)2012-10-150.1.0.2EyalLotem
TransformeR (deprecated)50.00eDSL in R for Safe Variable Transformarion (bsd3, deprecated, dsl, library, program, security, statistics)2016-08-040.1.0.0remy
TransformersStepByStep130.01Tutorial on monad transformers. (bsd3, development, program)2015-05-270.1.1.0MartinGrabmueller
Transhare140.01A library to apply transformation to containers so as to maximize sharing of unchanged subcomponents. (bsd3, data, library)2011-06-190.9ChrisKuklewicz
TreeCounter40.01Wait-free Tree Counter (bsd3, data, library)2015-01-240.0.2julek
TreeStructures60.01A collection of heaps and search trees (bsd3, data-structures, library)2010-03-150.0.2BrendanHickey
Treiber70.01Lock free Treiber stack (bsd3, data, library)2015-01-310.0.4julek
TrieMap630.02Automatic type inference of generalized tries with Template Haskell. (algorithms, bsd3, library)2013-04-184.1.0LouisWasserman
Twofish120.01An implementation of the Twofish Symmetric-key cipher. (bsd3, codec, cryptography, library)2013-09-070.3.2RonLeisti
TypeClass90.01Typing speed game (bsd3, game, program)2014-01-310.2.1JeanPhilippeMoresmau
TypeCompose490.031Type composition classes & instances (bsd3, composition, control, library)2018-11-070.9.14ConalElliott
TypeIlluminator40.01TypeIlluminator is a prototype tool exploring debugging of type errors/ (bsd3, compilers-interpreters, program)2008-02-190.0GwernBranwen
UISF160.05Library for Arrowized Graphical User Interfaces. (bsd3, gui, library)2015-09-020.4.0.0dwincort
URLT (deprecated in favor of web-routes)70.02Library for maintaining correctness of URLs within an application. (bsd3, deprecated, language, library, web)2010-03-160.14JeremyShaw
URLb80.01DEPRECATED A simple, liberal URL parser. (bsd3, library, text)2012-03-140.0.1JasonDusek
Unique1002.07It provides the functionality like unix "uniq" utility (bsd3, data, library)2021-09-300.4.7.9kapral
Unixutils750.08A crude interface between Haskell and Unix-like operating systems (bsd3, library, system)2023-12-181.54.3DavidFox, JeremyShaw
Unixutils-shadow110.01A simple interface to shadow passwords (aka, shadow.h) (bsd3, library, system)2012-03-051.0.0JeremyShaw
UrlDisp90.01Url dispatcher. Helps to retain friendly URLs in web applications. (bsd3, library, network, web)2009-02-040.1.7ArtyomShalkhakov
Useful200.01Some useful functions and shorthands. (bsd3, library, unclassified)2010-12-220.0.6DanielHolden
UtilityTM130.01Utility functions that are missing from the standard library (bsd3, development, library)2011-09-290.0.4TonyMorris
VKHS720.01Provides access to Vkontakte social network via public API (bsd3, library, program, web)2019-01-151.9.2SergeyMironov
Validation (deprecated in favor of validation)60.01A data-type like Either but with an accumulating Applicative (bsd3, data, deprecated, library)2012-08-140.2.0TonyMorris
Vec290.015Fixed-length lists and low-dimensional linear algebra. (bsd3, data, library, math)2014-08-061.0.5ScottDillard
Vec-Boolean100.02Provides Boolean instances for the Vec package (bsd3, data, library, math)2012-08-051.0.6TobiasBexelius
Vec-OpenGLRaw50.03Instances and functions to interoperate Vec and OpenGL. (bsd3, graphics, library, math)2010-06-280.2.0.1ChristopherLaneHinson
Vec-Transform160.03This package is obsolete (bsd3, graphics, library, math)2012-08-051.1TobiasBexelius
VecN90.01a simple peano-indexed vector type (bsd3, data, library)2012-03-030.0.2AndrasSlemmer
ViennaRNA-extras40.01ViennaRNA v2 extensions (bioinformatics, bsd3, library)2017-11-230.0.0.1ChristianHoener
Villefort451.50Villefort is a task manager and time tracker (bsd3, library, program, task, web)2019-04-300.1.2.19AliceReuter
Vis90.02Painless 3D graphics, no affiliation with gloss (bsd3, graphics, library)2023-09-160.7.7.0ScottWalck
Vulkan100.01A binding for the Vulkan API (bsd3, graphics, library)2016-01-110.1.0.0SvenPanne
VulkanMemoryAllocator582.03Bindings to the VulkanMemoryAllocator library (bsd3, graphics, library)2023-10-180.11.0.1jophish, expipiplus1
WAVE100.05WAVE audio file IO library (bsd3, data, library, program, sound)2020-04-020.1.6BartonMassey
WL500gPControl60.01A simple command line tools to control the Asus WL500gP router (bsd3, network, program, ui)2009-10-280.3.4VasylPasternak
WL500gPLib60.01A simple library to access to the WL 500gP router from the Haskell code (bsd3, library, network, program)2009-10-150.3.1VasylPasternak
WURFL (deprecated)40.01Convert the WURFL file into a Parsec parser (bsd3, deprecated, library, web)2007-09-300.1alpheccar
WXDiffCtrl50.01WXDiffCtrl (bsd3, gui, library, user-interfaces)2010-01-110.0.1JeremyODonoghue
WashNGo50.01WASH is a family of EDSLs for programming Web applications in Haskell. (bsd3, library, program, web)2010-05-082.12.0.1MarcWeber
Weather140.01Library for interacting with the Weather Underground JSON API. (bsd3, library, net)2015-04-160.1.0.4bstamour
WebBits (deprecated in favor of language-ecmascript)150.06JavaScript analysis tools (bsd3, deprecated, language, library)2012-05-102.2AndreyChudnov, ArjunGuha
WebCont70.01Continuation based web programming for Happstack (bsd3, library, web)2010-07-020.0.1SamAnklesaria
WeberLogic60.01Logic interpreter (bsd3, library, math, program)2014-03-170.1.2cameronbwhite
Webrexp100.01Regexp-like engine to scrap web data (bsd3, library, program, utility)2013-05-281.1.2VincentBerthoux
Wheb90.04The frictionless WAI Framework (bsd3, library, web)2014-09-140.3.1.0hansonkd
WidgetRattus520.00An asynchronous modal FRP language (bsd3, frp, library)2024-03-150.2PatrickBahr
WikimediaParser50.01A parser for wikimedia style article markup. (bsd3, library, parsing)2009-02-060.1EzekielSmithburg
Win322472.0145A binding to Windows Win32 API. (bsd3, graphics, system, windows)2024-01-132.14.0.0BenGamari, BryanOSullivan, IanLynagh, TamarChristina
Win32-console50.01Binding to the Win32 console API (bsd3, console, library, user-interfaces)2016-09-120.1.0.0siracusa
Win32-dhcp-server90.01Win32 DHCP Server Management API (bsd3, library, system)2015-08-240.3.2MichaelSteele
Win32-errors170.06Alternative error handling for Win32 foreign calls (bsd3, library, system)2023-04-050.2.2.7MichaelSteele, gussen
Win32-extras110.01Provides missing Win32 API (bsd3, graphics, library, system)2013-11-130.2.0.1KidoTakahiro
Win32-junction-point90.01Support for manipulating NTFS junction points. (bsd3, library, system)2015-03-300.2.1.1MichaelSteele
Win32-notify200.02A binding to part of the Win32 library for file notification (bsd3, library, system)2017-09-120.3.0.3GregWeber, MarkDittmer, NiklasBroberg, PepeIborra
Win32-services180.02Windows service applications (bsd3, library, system)2019-05-150.4.0.1MichaelSteele, gussen
Win32-services-wrapper80.01Wrapper code for making a Win32 service (bsd3, library, system)2015-05-270.1.3.0GaneshSittampalam
Win32-shortcut40.01Support for manipulating shortcuts (.lnk files) on Windows (bsd3, library, system)2017-01-130.0.1lato
Wired160.01Wire-aware hardware description (bsd3, hardware, language, library)2014-05-060.3EmilAxelsson
WordNet90.01Haskell interface to the WordNet database (bsd3, library, natural-language-processing, text)2013-08-261.1.0JoelTaylor, MaxRabkin
WordNet-ghc7460.01Haskell interface to the WordNet database (bsd3, library, natural-language-processing, text)2013-09-060.1.3JoelTaylor
Workflow372.02Workflow patterns over a monad for thread state logging & recovery (bsd3, control, library, workflow)2015-05-010.8.3AlbertoCorona
WringTwistree50.00Whole-message cipher and tree hash (bsd3, cryptography, library, program)2024-01-110.0.1.1PierreAbbat
X111912.041A binding to the X11 graphics library (bsd3, graphics, library)2022-09-141.10.3DanielWagner, DonaldStewart, PeterJones, PeterSimons, SpencerJanssen, TomasJanousek, psibi, dminuoso, xmonad, TonyZorman
X11-extras150.01Missing bindings to the X11 graphics library (bsd3, graphics, library)2007-10-120.4DonaldStewart, SpencerJanssen
X11-rm52.02A binding to the resource management functions missing from X11. (bsd3, graphics, library)2011-09-060.2TroelsHenriksen
X11-xdamage60.01A binding to the Xdamage X11 extension library (bsd3, graphics, library)2011-05-260.1.2DonaldStewart, EwanHiggs
X11-xft810.06Bindings to the Xft and some Xrender parts (bsd3, graphics, library)2021-12-110.3.4BrentYorgey, ClemensFruhwirth, TomasJanousek, psibi, clefru, xmonad, TonyZorman
X11-xshape80.02A binding to the Xshape X11 extension library (bsd3, graphics, library)2010-04-270.1.1DonaldStewart, EwanHiggs
XInput60.01Bindings for the DirectX XInput library. (bsd3, library, system)2009-02-230.1ErikCharlebois
XML40.01Extensible Markup Language (bsd3, data, library)2018-08-190.0.1.0
XMPP90.01XMPP library (bsd3, library, network)2009-12-030.1.2GregoriKholomyev, OlegIvanov
XSaiga162.01An implementation of a polynomial-time top-down parser suitable for NLP (attribute-grammars, bsd3, library, memoization, natural-language-processing, parser-combinators, parsing, program, text)2020-10-071.7.0.0InBetweenNames
Xauth170.02A binding to the X11 authentication library (bsd3, graphics, library)2009-01-060.1SpencerJanssen
Xec40.01Gtk command launcher with identicon (bsd3, program, utils)2012-12-200.1.6DaikiHanda
XmlHtmlWriter62.01A library for writing XML and HTML (bsd3, language, library)2012-05-250.0.0.1MatthewMirman
YFrob40.01Yampa-based library for programming robots (bsd3, frp, library, reactivity, yampa, yampa-)2010-10-120.4TristanSkudlik
Yablog110.01A simple blog engine powered by Yesod. (bsd3, web)2013-01-010.2.0HiromiIshii
Yampa1152.516Elegant Functional Reactive Programming Language for Hybrid Systems (bsd3, frp, library, reactivity)2024-02-090.14.7GeorgeGiorgidze, IvanPerez, keera_studios_ci
Yampa-core90.01Library for programming hybrid systems. (bsd3, frp, library, reactivity)2015-06-250.2.0NikolayOrlyuk
YampaSynth210.01Software synthesizer (bsd3, music, sound)2014-05-300.2GeorgeGiorgidze, IvanPerez, keera_studios_ci
Yogurt90.01A MUD client library (bsd3, library, network)2011-06-180.4.1MartijnVanSteenbergen
Yogurt-Standalone30.01A functional MUD client (bsd3, network, program)2009-04-100.4MartijnVanSteenbergen
Z-Botan102.00Crypto for Haskell (bsd3, data, library)2021-06-040.4.0.0winterland
Z-Data722.55Array, vector and text (bsd3, data, library)2023-08-022.0.0.2winterland, lyndward
Z-IO522.04Simple and high performance IO toolkit for Haskell (bsd3, data, library)2022-11-262.0.0.0winterland, lyndward
Z-MessagePack100.00MessagePack (bsd3, data, library)2021-04-250.4.1.0winterland, lyndward
Z-YAML90.00YAML tools (bsd3, data, library)2023-07-160.3.5.0winterland, lyndward
ZEBEDDE (deprecated)40.01Polymer growth simulation method (bsd3, deprecated, library, math)2015-07-290.1.0.0hackrilege
ZMachine40.01A Z-machine interpreter (bsd3, game, program)2008-03-290.0GwernBranwen
ZipFold110.01Zipping folds (bsd3, data, library)2009-07-120.1.4ConalElliott
ZipperAG240.01An implementationg of Attribute Grammars using Functional Zippers (bsd3, experimental, library)2014-10-190.9prmartins
Zora250.02Graphing library wrapper + assorted useful functions (bsd3, library, unclassified)2015-05-161.2.0bgwines
Zwaluw40.01Combinators for bidirectional URL routing (bsd3, library, text)2010-11-070.1MartijnVanSteenbergen
abc-puzzle100.01Generate instances of the ABC Logic Puzzle. (bsd3, game, program)2014-08-010.2.1PatrickBahr
abcBridge90.01Bindings for ABC, A System for Sequential Synthesis and Verification (bsd3, data, library)2015-12-120.15AaronTomb, KevinQuick, RobertDockins, galoisinc
abcnotation150.02Haskell representation and parser for ABC notation. (bsd3, library, music)2015-06-301.9.0HansHoglund
abides50.01Simple boolean tests to see if a value abides by certain properties (bsd3, data, library, testing)2019-09-230.0.1athanclark
abstract-deque990.08Abstract, parameterized interface to mutable Deques. (bsd3, data-, library)2014-02-050.3RyanNewton
abstract-deque-tests140.01A test-suite for any queue or double-ended queue satisfying an interface (bsd3, data-, library)2014-02-050.3RyanNewton
abstract-par620.011Type classes generalizing the functionality of the 'monad-par' library. (bsd3, control, library, monads, parallelism)2013-11-060.3.3RyanNewton
abstract-par-accelerate90.02Provides the class ParAccelerate, nothing more. (bsd3, library, parallelism)2012-05-140.3.3RyanNewton
ac-machine120.02Aho-Corasick string matching algorithm in Haskell (bsd3, data, library)2013-09-300.2.0.5YutaTaniguchi
ac-machine-conduit60.01Drive Aho-Corasick machines in Conduit pipelines (bsd3, data, library)2013-09-300.1.0.0YutaTaniguchi
accelerate562.544An embedded language for accelerated array processing (accelerate, bsd3, compilers-interpreters, concurrency, data, library, parallelism)2020-08-281.3.0.0ManuelChakravarty, TrevorMcDonell
accelerate-arithmetic90.03Linear algebra and interpolation using the Accelerate framework (bsd3, library, math)2018-03-171.0.0.1HenningThielemann
accelerate-bignum70.01Fixed-length large integer arithmetic for Accelerate (accelerate, bsd3, data, library)2020-08-280.3.0.0TrevorMcDonell
accelerate-blas180.01Numeric Linear Algebra in Accelerate (accelerate, bsd3, library, math)2020-08-280.3.0.0TrevorMcDonell
accelerate-cublas80.01Basic Linear Algebra using native CUBLAS library (bsd3, library, math, program)2017-04-230.1HenningThielemann
accelerate-cuda (deprecated in favor of accelerate-llvm-ptx)220.08Accelerate backend for NVIDIA GPUs (bsd3, compilers-interpreters, concurrency, data, deprecated, library, parallelism)2017-03-310.17.0.0ManuelChakravarty, TrevorMcDonell
accelerate-cufft80.01Accelerate frontend to the CUFFT library (Fourier transform) (bsd3, library, math)2017-12-151.0HenningThielemann
accelerate-examples200.01Examples using the Accelerate library (accelerate, bsd3, library)2020-08-281.3.0.0ManuelChakravarty, TrevorMcDonell
accelerate-fft130.02FFT using the Accelerate library (accelerate, bsd3, library, math)2020-08-281.3.0.0TrevorMcDonell
accelerate-fftw80.01Accelerate frontend to the FFTW library (Fourier transform) (bsd3, library, math)2018-03-171.0.0.1HenningThielemann
accelerate-fourier140.02Fast Fourier transform and convolution using the Accelerate framework (bsd3, library, math)2018-03-171.0.0.5HenningThielemann
accelerate-fourier-benchmark60.01Compare different implementations of the Fast Fourier Transform (bsd3, math, program)2017-04-230.0.0.1HenningThielemann
accelerate-io260.05Convert between Accelerate arrays and raw pointers (accelerate, bsd3, data, library)2020-08-281.3.0.0ManuelChakravarty, TrevorMcDonell
accelerate-io-JuicyPixels60.00Convert between Accelerate arrays and JuicyPixels images (accelerate, bsd3, data, library)2020-08-280.1.0.0TrevorMcDonell
accelerate-io-array70.00Convert between Accelerate and array (accelerate, bsd3, data, library)2020-08-280.1.0.0TrevorMcDonell
accelerate-io-bmp50.00Convert between Accelerate arrays and BMP images (accelerate, bsd3, data, library)2020-08-280.1.0.0TrevorMcDonell
accelerate-io-bytestring130.03Convert between Accelerate and ByteString (accelerate, bsd3, data, library)2020-08-280.1.0.0TrevorMcDonell
accelerate-io-cereal40.00Binary serialisation of Accelerate arrays using cereal (accelerate, bsd3, data, library)2020-08-280.1.0.0TrevorMcDonell
accelerate-io-repa80.00Convert between Accelerate and Repa arrays (accelerate, bsd3, data, library)2020-08-280.1.0.0TrevorMcDonell
accelerate-io-serialise90.00Binary serialisation of Accelerate arrays using serialise (accelerate, bsd3, data, library)2021-01-050.1.0.0TrevorMcDonell
accelerate-io-vector90.01Convert between Accelerate and vector (accelerate, bsd3, data, library)2020-08-280.1.0.0TrevorMcDonell
accelerate-kullback-liebler82.00Kullback-Liebler divergence (accelerate, array, bsd3, library)2020-09-010.1.2.1vmchale
accelerate-llvm170.06Accelerate backend component generating LLVM IR (accelerate, bsd3, compilers-interpreters, concurrency, data, library, parallelism)2020-08-281.3.0.0TrevorMcDonell
accelerate-llvm-native170.05Accelerate backend for multicore CPUs (accelerate, bsd3, compilers-interpreters, concurrency, data, library, parallelism)2020-08-281.3.0.0TrevorMcDonell
accelerate-llvm-ptx182.05Accelerate backend for NVIDIA GPUs (accelerate, bsd3, compilers-interpreters, concurrency, data, library, parallelism)2020-08-281.3.0.0TrevorMcDonell
accelerate-random (deprecated in favor of mwc-random-accelerate)50.01Generate Accelerate arrays filled with high quality pseudorandom numbers (bsd3, data, deprecated, library)2015-10-160.15.0.0TrevorMcDonell
accelerate-utility100.05Utility functions for the Accelerate framework (bsd3, library, parallelism)2018-03-171.0.0.1HenningThielemann
accentuateus120.01A Haskell implementation of the Accentuate.us API. (bsd3, library, web)2011-06-030.9.4MichaelSchade
access-time100.02Cross-platform support for retrieving file access times (bsd3, library, system)2012-02-030.1.0.4MaxBolingbroke
access-token-provider80.01Provides Access Token for Services (bsd3, data, library)2018-05-010.1.1.0mtesseract
accuerr150.01Data type like Either but with accumulating error type (bsd3, development, library)2016-06-180.2.0.2OmariNorman
ace220.01Attempto Controlled English parser and printer (bsd3, library, linguistics)2014-11-280.6ChrisDone
acl2170.02Writing and calling ACL2 from Haskell. (bsd3, formal-methods, language, library)2014-10-010.0.1TomHawkins
acme-box210.00A full featured empty project (acme, bsd3, library, program)2015-07-110.0.0.0twebb
acme-cofunctor142.01A Cofunctor is a structure from category theory dual to Functor (acme, bsd3, library)2017-05-130.1.1.0JasperVanDerJeugt
acme-colosson110.01Determines whether it is numberwang. (acme, bsd3, library)2011-10-180.1KeeganMcAllister
acme-comonad60.01A more efficient dualization (bsd3, library, ntrol)2012-12-080.1.0.0JoeQuinn
acme-dont320.02A "don't" construct (acme, bsd3, library)2020-04-011.2GracjanPolak, jack
acme-flipping-tables50.01Stop execution with rage. (acme, bsd3, library)2015-06-300JacobStanley
acme-functors122.01The best applicative functors. (acme, bsd3, library)2022-01-040.1.0.1chris_martin
acme-grawlix190.01More readable names for commonly used symbols (acme, bsd3, library)2015-08-100.1.0.2kadoban
acme-http130.01fastest Haskell PONG server in the world (bsd3, library, program, web)2016-08-050.2.3JeremyShaw
acme-kitchen-sink60.01A place for dumping that does-not-feel-right code while you improve it (bsd3, library, other)2017-02-210.1.0.0marcosdumay
acme-lolcat190.01LOLSPEAK translator (acme, bsd3, library)2015-04-060.1.1AntonNikishaev
acme-lookofdisapproval110.01Express your disapproval (acme, bsd3, library)2013-07-170.1AntonNikishaev
acme-microwave160.01The eighth wonder of the world, kitchen math! (acme, bsd3, library)2015-02-070.1.0.2JoeQuinn
acme-numbersystem80.01Define the less than and add and subtract for nats (acme, bsd3, library)2014-01-090.3.0.0MaxwellSwadling
acme-omitted150.01A name for omitted definitions (acme, bsd3, library)2016-08-193.0.0.0JoachimFasting
acme-operators62.251Operators of base, all in one place! (bsd3, documentation, library)2015-07-150.2.0.0phadej
acme-php110.01The flexibility of Haskell and the safety of PHP (acme, bsd3, library)2016-04-200.0.5JoeQuinn
acme-pointful-numbers100.01Make more than one point in numeric literals (acme, bsd3, library)2014-05-070.1.2.4AntonNikishaev
acme-realworld110.01Primitives for manipulating the state of the universe (acme, bsd3, library)2011-12-090.1.1JoeyAdams
acme-schoenfinkel92.01Proper names for curry and uncurry (acme, bsd3, library)2013-08-300.1.1ErtugrulSoeylemez, esz
acme-smuggler110.01Smuggle arbitrary values in arbitrary types (acme, bsd3, library)2018-10-021.1.1.0benc
acme-strfry40.01A binding to the glibc strfry function. (acme, bsd3, library)2012-01-260.1ElliottHird
acme-stringly-typed60.01Stringly Typed Programming (acme, bsd3, library)2014-08-291.0.0.0SvenStruett
acme-this60.00import This (bsd3, library, this)2019-04-170.1.0.0TobiasDammers
acme-timemachine170.01An easy way to perform and unperform IO and other stateful actions. (acme, bsd3, library)2015-06-090.0.1.0mniip
action-permutations150.03Execute a set of actions (e.g. parsers) in each possible order (bsd3, control, library)2014-04-110.0.0.1RossPaterson
active1680.03Abstractions for animation (bsd3, data, library)2023-12-150.2.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
activehs110.01Haskell code presentation tool (bsd3, documentation, education, program)2017-07-300.3.2PeterDivianszky, lspitzner, GaborPali, gombocarti
activehs-base110.01Basic definitions for activehs (bsd3, documentation, education, library)2016-05-240.3.0.4PeterDivianszky, lspitzner, GaborPali, gombocarti
activitypub50.01ActivityPub Haskell Library (bsd3, library, web)2018-09-160.1.0.0LukeHoersten
activitystreams-aeson60.01An interface to the ActivityStreams specification (bsd3, codec, library)2016-02-210.2.0.2gdritter
actor70.01Actors with multi-headed receive clauses (bsd3, concurrency, library)2008-10-220.1.1MartinSulzmann
acts160.00Semigroup actions and torsors. (algebra, bsd3, library, math)2022-12-030.3.1.1sheaf
ad2662.524Automatic Differentiation (bsd3, library, math)2024-01-284.5.5EdwardKmett, EricMertens, ryanglscott
ad-delcont222.250Reverse-mode automatic differentiation with delimited continuations (bsd3, library, machine-learning, math, numeric, optimisation, optimization)2023-07-030.5.0.0ocramz
adaptive-containers80.01Self optimizing container types (bsd3, data, library)2009-04-110.3DonaldStewart
adaptive-tuple70.01Self-optimizing tuple types (bsd3, data, library)2010-03-160.2.0JohnLato
adb70.01Android Debug Bridge (ADB) protocol (bsd3, library, network)2018-05-220.1.0.1StephenBlackheath
addLicenseInfo190.01Adds license info to the top of a file. (bsd3, development, program)2009-12-030.1JoeFredette
adict80.02Approximate dictionary searching (bsd3, library, natural-language-processing)2013-07-230.4.1JakubWaszczuk
adjunction50.00See README for more info (adjunctions, bsd3, library, math)2020-02-010.0.0.0
adjunctions3052.2558Adjunctions and representable functors (adjunctions, bsd3, data-structures, library)2022-08-154.4.2EdwardKmett, EricMertens, ryanglscott, AaronVargo
adler32212.01An implementation of Adler-32, supporting rolling checksum operation (bsd3, cryptography, hash, library)2018-03-150.1.2.0MariosTitas
adobe-swatch-exchange50.01parse Adobe Swatch Exchange files and (optionally) output .css files with the colors (bsd3, library, program, web)2013-04-120.2.0JeremyShaw
adp-multi130.02ADP for multiple context-free languages (algorithms, bioinformatics, bsd3, data-structures, library)2013-05-290.2.3MaikRiechert
adp-multi-monadiccp70.01Subword construction in adp-multi using monadiccp (algorithms, bioinformatics, bsd3, data-structures, library)2013-05-290.2.1MaikRiechert
advent-of-code-api412.00Advent of Code REST API bindings and servant API (bsd3, library, web)2023-12-120.2.9.1jle
advent-of-code-ocr150.00Parse Advent of Code ASCII art letters (bsd3, library, program, text)2022-12-140.1.2.1jle
aern2-fun50.01Generic operations for real functions (bsd3, library, math)2022-07-140.2.9.0MichalKonecny
aern2-mfun50.02Multi-variate real function optimisation and proving (bsd3, library, math, program)2022-07-140.2.9.0MichalKonecny
aern2-mp300.05Multi-precision ball (interval) arithmetic (bsd3, library, math)2023-08-190.2.15.1MichalKonecny
aern2-real550.01Real numbers as convergent sequences of intervals (bsd3, library, math)2023-04-110.2.15MichalKonecny
aeson9613.02248Fast JSON parsing and encoding (bsd3, json, library, text, web)2023-10-042.2.1.0AdamBergmark, BasVanDijk, BryanOSullivan, HerbertValerioRiedel, phadej, lyxia
aeson-attoparsec140.02Embed an Attoparsec text parser into an Aeson parser (bsd3, library, web)2017-11-150.0.0athanclark
aeson-coerce80.01Initial project template from stack (bsd3, library, web)2016-06-210.1.0.0angerman
aeson-combinators350.00Aeson combinators for dead simple JSON decoding (bsd3, json, library, text, web)2023-12-290.1.2.1MarekFajkus
aeson-commit220.00Parse Aeson data with commitment (bsd3, json, library, text, web)2022-06-161.6.0jonascarpay
aeson-compat (deprecated in favor of aeson)380.08Compatibility layer for aeson (bsd3, deprecated, library, web)2021-10-090.3.10phadej
aeson-default80.01Apply default value to FromJSON instacnes' Maybe fields (bsd3, default, hkd, json, library)2020-02-040.9.1.0gqk007
aeson-diff592.05Extract and apply patches to JSON documents. (algorithms, bsd3, json, library, program, web)2022-05-261.1.0.13ThomasSutton, janus, velveteer
aeson-diff-generic80.01Apply a json-patch to any haskell datatype. (bsd3, json, library, web)2018-04-170.0.3KristofBastiaensen
aeson-extra790.011Extra goodies for aeson (aeson, bsd3, data, library)2023-07-090.5.1.3phadej
aeson-filthy90.02Several newtypes and combinators for dealing with less-than-cleanly JSON input. (bsd3, json, library, text, web)2019-12-080.1.4AlecHeller
aeson-flat90.01Tools for creating flat JSON serializations (bsd3, library, web)2017-04-110.1.1seanhess
aeson-flatten200.01JSON flatten for Aeson (bsd3, json, library, text, web)2016-05-030.1.0.2JiriMarsicek
aeson-flowtyped240.01Create Flow or TypeScript type definitions from Haskell data types. (bsd3, library, web)2023-01-130.14.0MikeLedger
aeson-gadt-th432.02Derivation of Aeson instances for GADTs (bsd3, json, library)2022-01-040.2.5.1CaleGibbard, JohnEricson, abrar
aeson-generic-compat210.01Compatible generic class names of Aeson (bsd3, library, text)2023-11-240.0.2.0KeiHibino
aeson-generics-typescript40.00Generates TypeScript definitions that match Generic Aeson encodings (bsd3, library, program, web)2023-12-130.0.0.1fresheyeball
aeson-helper200.02Aeson helper func (aeson, bsd3, data, library)2022-04-240.2.0.0Lupino
aeson-iproute260.02Aeson instances for iproute types (bsd3, data, library)2022-05-080.3.0sickmind, MaxGabriel
aeson-lens320.05Lens of Aeson (bsd3, data, library)2013-02-140.5.0.0HideyukiTanaka
aeson-native (deprecated in favor of aeson)100.010Fast JSON parsing and encoding (deprecated) (bsd3, deprecated, json, library, text, web)2012-01-190.3.3.2MichaelSnoyman
aeson-parsec-picky80.01Alternative JSON parser based on Parsec and Aeson (bsd3, json, library, text)2015-12-110.1.0.1MatejKollar
aeson-picker200.01Tiny library to get fields from JSON format (bsd3, json, library, text, web)2022-03-230.1.0.6ozzzzz, maksbotan
aeson-possible50.00Possible values for aeson (bsd3, data, library)2024-01-230.1.0.0jonathanjouty
aeson-prefix80.01Hiearchical prefixing for aeson (bsd3, json, library, text, web)2016-04-170.1.0.2JiriMarsicek
aeson-pretty3592.25137JSON pretty-printing library and command-line tool. (bsd3, json, library, pretty-printer, text, web)2023-07-010.8.10FalkoPeters, martijnbastiaan
aeson-quick240.01Quick JSON extractions with Aeson (bsd3, json, library)2022-05-020.2.0ssadler
aeson-result80.02API Result for aeson (aeson, api, bsd3, library, web)2022-04-240.2.0.0Lupino
aeson-schemas382.01Easily consume JSON data on-demand with type-safety (bsd3, json, library, quasiquoters)2024-01-051.4.2.1brandonchinn178
aeson-serialize90.01Simple serialization functions for aeson types (bsd3, library, unclassified)2014-08-010.0.0KevinCotrone
aeson-streams50.01An HTTP client library for JSON-based APIs (bsd3, library, web)2014-12-060.1.0VoMinhThu
aeson-tiled170.00Aeson instances for the Tiled map editor. (bsd3, game-engine, library)2023-11-080.0.2.3AlexanderBondarenko, SchellScivally
aeson-typescript660.02Generate TypeScript definition files from your ADTs (bsd3, json, library, text, web)2024-01-290.6.3.0thomasjm
aeson-utils180.04Utilities for working with Aeson. (bsd3, data, library)2015-05-250.3.0.2AdamBergmark, ErikHesselink
aeson-via100.00Wrappers to derive-via Aeson ToJSON/FromJSON typeclasses (bsd3, data, library)2023-08-090.2.2ejconlon
aeson-warning-parser450.02Library providing JSON parser that warns about unexpected fields in objects. (bsd3, json, library)2023-12-070.1.1MichaelSnoyman, fpcomplete, mpilgrem
aeson-yaml421.51Output any Aeson value as YAML (pure Haskell library) (bsd3, json, library, text, web, yaml)2021-11-131.1.0.1patrick, janey
affine190.01Affine spaces (generalized) (bsd3, library, math)2018-05-170.1.1.0
affine-invariant-ensemble-mcmc (deprecated in favor of flat-mcmc)60.01General-purpose sampling (bsd3, deprecated, library, machine-learning, numerical, statistics)2012-09-260.2.0.0JaredTobin
afis130.01Anti-forensic Information Splitter (bsd3, cryptography, data, library)2013-10-280.1.2VincentHanquez
afv130.01Infinite state model checking of iterative C programs. (bsd3, formal-methods, program)2010-03-310.1.1TomHawkins
ag-pictgen50.01Attribute Grammar picture generation (bsd3, development, program)2016-01-301.0.0.0AtzeDijkstra
agda-server (deprecated)70.01Http server for Agda (prototype) (bsd3, dependent-types, deprecated, program)2013-10-030.1.1PeterDivianszky
agda-snippets (deprecated in favor of Agda)80.01Render just the Agda snippets of a literate Agda file to HTML (bsd3, dependent-types, deprecated, library, program)2017-06-042.5.2LiamOConnorDavis
agda-snippets-hakyll (deprecated in favor of Agda)110.01Literate Agda support using agda-snippets, for Hakyll pages. (bsd3, dependent-types, deprecated, library)2017-06-040.1.2.2LiamOConnorDavis
agda2hs82.00Compiling Agda code to readable Haskell. (bsd3, compiler, language, program)2023-12-111.2jcockx
agda2train40.00Agda backend to generate training data for machine learning purposes. (agda, bsd3, library, machine-learning, program)2023-10-170.0.3.0omelkonian
agentx130.01AgentX protocol for write SNMP subagents (bsd3, library, network)2015-06-150.2.0.0chemist
agreeing120.00Idiomatic data structure for agreement (bsd3, data, library)2023-11-060.2.2.0jcranch
aig130.02And-inverter graphs in Haskell. (bsd3, data, library)2018-06-120.2.6AaronTomb, KevinQuick, RobertDockins, galoisinc
aip80.00Aeronautical Information Package (AIP) (aviation, bsd3, data, library, program)2019-03-040.1.3qfpl
air200.017air (bsd3, development, library)2015-05-032015.5.4JinjingWang
air-extra210.06air-extra (bsd3, development, library)2015-05-032015.5.4JinjingWang
air-spec60.02air spec helper (bsd3, development, library)2013-07-012013.7.1JinjingWang
air-th70.06air (bsd3, development, library)2014-11-172014.11.17JinjingWang
airbrake50.01An Airbrake notifier for Haskell (bsd3, library, network)2014-06-080.2.0.0JoelTaylor
airtable-api210.01Requesting and introspecting Tables within an Airtable project. (bsd3, library, web)2017-03-100.3.2.4ooblahman
aivika832.09A multi-method simulation library (bsd3, library, simulation)2023-10-286.1DavidSorokin
aivika-branches290.01Nested discrete event simulation module for the Aivika library (bsd3, library, simulation)2023-10-140.4DavidSorokin
aivika-distributed340.01Parallel distributed discrete event simulation module for the Aivika library (bsd3, library, simulation)2018-05-061.4DavidSorokin
aivika-experiment480.04Simulation experiments for the Aivika library (bsd3, library, simulation)2023-10-145.4.0DavidSorokin
aivika-experiment-cairo160.01Cairo-based charting backend for the Aivika simulation library (bsd3, library, simulation)2023-10-145.4.1DavidSorokin
aivika-experiment-chart330.03Simulation experiments with charting for the Aivika library (bsd3, library, simulation)2023-10-145.4.1DavidSorokin
aivika-experiment-diagrams230.01Diagrams-based charting backend for the Aivika simulation library (bsd3, library, simulation)2023-10-145.4.1DavidSorokin
aivika-gpss190.01GPSS-like DSL for Aivika (bsd3, library, simulation)2023-10-140.7.1DavidSorokin
aivika-lattice220.01Nested discrete event simulation module for the Aivika library using lattice (bsd3, library, simulation)2023-10-140.7DavidSorokin
aivika-realtime150.01Soft real-time simulation module for the Aivika library (bsd3, library, simulation)2023-10-140.4DavidSorokin
aivika-transformers370.07Transformers for the Aivika simulation library (bsd3, library, simulation)2023-10-286.1DavidSorokin
al260.01OpenAL 1.1 raw API. (bsd3, library, sound)2018-03-170.1.4.2DimitriSabadie
alarmclock520.02Wake up and perform an action at a certain time. (bsd3, concurrency, library)2022-03-230.7.0.6dcturner, dten
alerta110.01Bindings to the alerta REST API (api, bsd3, library, monitoring, web)2017-11-120.1.0.6MarkHopkins
alerts100.01Alert messages for web applications (bsd3, library, web)2019-06-280.1.2.0alx741, DanielCampoverde
alex7312.01Alex is a tool for generating lexical analysers in Haskell (bsd3, development, program)2024-02-293.5.1.0AndreasAbel, JohnEricson, SimonMarlow
alex-meta350.02Quasi-quoter for Alex lexers (bsd3, development, library)2021-03-130.3.0.13JonasDuregard, ArtemPelenitsyn
alex-prelude90.01Collection of useful functions for writing console applications (bsd3, library, system)2017-09-120.1.1.1AlexSayers
alfred100.01utility library for Alfred version 2 (bsd3, library, utils)2015-05-170.5PatrickBahr
alfred-margaret230.01Fast Aho-Corasick string searching (bsd3, data, library, program, text)2022-08-312.1.0.0fatho, rkrzr
alg (deprecated)580.08Algebraic structures (bsd3, deprecated, library, math)2019-12-240.2.13.1
algebra720.012Constructive abstract algebra (algebra, bsd3, library, math)2017-12-254.3.1EdwardKmett, HiromiIshii, WolfgangJeltsch
algebra-checkers60.00Model and test API surfaces algebraically (bsd3, library, model)2022-11-190.1.0.1isovector
algebra-dag70.04Infrastructure for DAG-shaped relational algebra plans (bsd3, database, library)2015-05-290.1.1.1AlexUlrich2
algebra-driven-design90.00Companion library for the book Algebra-Driven Design by Sandy Maguire (book, bsd3, library)2020-09-010.1.1.1isovector
algebra-sql120.03Relational Algebra and SQL Code Generation (bsd3, database, library, program)2015-05-290.3.0.0AlexUlrich2
algebraic60.01General linear algebra structures. (algebra, bsd3, library, math)2014-06-170.1.0.2danilo2, Korri, MarcinMikolajczyk, iamrecursion
algebraic-classes360.02Conversions between algebraic classes and F-algebras. (bsd3, data, generics, library, math)2020-01-060.9.4SjoerdVisscher
algebraic-graphs-io230.00I/O utilities and datasets for algebraic-graphs (bsd3, data-mining, graphs, library, parsing)2022-08-260.5.0.1ocramz
algebraic-prelude92.01Algebraically structured Prelude (bsd3, library, web)2017-12-010.1.1.0HiromiIshii
algolia60.01A client implementing the Algolia search API (bsd3, library, web)2018-06-250.1.0.0IanDuncan
align100.01Sequence alignment algorithms. (bsd3, data, library)2015-07-160.1.1.2literon
align-affine50.00Sequence alignment with an affine gap penalty model (bsd3, data, library)2021-11-260.1.0.0CharlesLi
align-audio100.00Find relative time displacement of two recordings of the same music (bsd3, program, sound)2023-06-020.0.0.1HenningThielemann
alignment100.00Zip-alignment (bsd3, data, library)2023-10-050.1.0.4TonyMorris
alist170.00lists with O(1) append (bsd3, data, library)2019-08-030.1.2.7AlanHawkins
allen52.00A monadic way of calculating relations between intervals of time. (algebra, bsd3, library, program)2023-09-060.1.0.0archaversine
allocated-processor240.04Functional combinators for monadic actions that require allocation and de-allocation (bsd3, control, library)2010-05-230.0.2NoamLewis
alloy190.02Generic programming library (bsd3, generics, library)2016-03-061.2.2MattGlazar, NeilBrown
alloy-proxy-fd90.01Some add-on instances for the Alloy library (bsd3, generics, library)2009-06-081.0.0NeilBrown
ally-invest50.00Ally Invest integration library (bsd3, finance, library)2020-08-300.1.0.0VladLevenfeld
almost-fix200.01Recurse while a predicate is satisfied (bsd3, library, unclassified)2015-07-240.0.2athanclark
alms360.01a practical affine language (bsd3, compilers-interpreters, program)2018-08-170.6.9JesseTov
alpha690.01A compiler for the Alpha language (bsd3, compiler, program)2013-01-011.0.15MarcCoiffier
alphachar100.02A character between a-z (bsd3, data, library)2023-11-090.0.5TonyMorris, qfpl
alsa (deprecated in favor of alsa-seq, alsa-pcm, alsa-core)130.02Binding to the ALSA Library API. (bsd3, deprecated, library, music, sound)2009-12-290.4HenningThielemann
alsa-core480.011Binding to the ALSA Library API (Exceptions). (bsd3, library, music, sound)2012-04-270.5.0.1HenningThielemann
alsa-gui100.01Some simple interactive programs for sending MIDI control messages via ALSA (bsd3, gui, music, program, sound)2019-08-090.1.0.1HenningThielemann
alsa-mixer550.06Bindings to the ALSA simple mixer API. (bsd3, library, sound)2023-12-100.3.0.1ThomasTuegel
alsa-pcm240.04Binding to the ALSA Library API (PCM audio). (bsd3, library, music, sound)2018-08-310.6.1.1HenningThielemann
alsa-pcm-tests (deprecated in favor of alsa-pcm)70.01Tests for the ALSA audio signal library. (bsd3, deprecated, music, program, sound)2010-04-080.1HenningThielemann
alsa-seq262.08Binding to the ALSA Library API (MIDI sequencer). (bsd3, library, music, sound)2023-02-150.6.0.9HenningThielemann
alsa-seq-tests (deprecated in favor of alsa-seq)60.01Tests for the ALSA sequencer library. (bsd3, deprecated, music, program, sound)2009-04-270.1HenningThielemann
altcomposition80.01Alternative combinators for unorthodox function composition (bsd3, data, library)2016-07-260.2.3.0jcristovao
alternative-extra50.01Extra utilities for alternatives (bsd3, control, library)2017-02-200.1.0.0marcosdumay
alternative-io (deprecated in favor of io-choice)50.02IO as Alternative instance (deprecated) (bsd3, data, deprecated, library)2012-04-230.0.1KazuYamamoto
alternative-vector210.01Use vectors instead of lists for many and some (bsd3, library, web)2017-10-110.0.0athanclark
alternators160.03Handy functions when using transformers. (bsd3, control, library)2018-07-021.0.0.0louispan
alto50.00Implement a menu experience fit for web users. (bsd3, library, program, web)2018-04-020davean
altsvc80.00HTTP Alternative Services (bsd3, library, network, web)2019-11-240.1.0.0OlivierCheron
always220.00provides a typeclass that is always satisfied (bsd3, data, library)2021-01-130.1chessai
amazon-emailer (deprecated in favor of hworker-ses)70.01A queue daemon for Amazon's SES with a PostgreSQL table as a queue. (bsd3, deprecated, network, program)2014-08-170.4.0.0DanielPatterson
amazon-emailer-client-snap (deprecated in favor of hworker-ses)90.01Client library for amazon-emailer daemon (bsd3, deprecated, library, network)2014-07-200.1.1.1DanielPatterson
amazonka-s3-streaming290.01Provides conduits to upload data to S3 using the Multipart API (aws, bsd3, cloud, distributed-computing, library, network)2023-08-282.0.0.0AlexMason
amby90.01Statistical data visualization (bsd3, graphics, library)2016-11-260.3.2jsermeno
amqp1072.2512Client library for AMQP servers (currently only RabbitMQ) (bsd3, library, network, program)2023-07-190.22.2HolgerReinhardt
amqp-streamly80.00A simple streamly wrapper for amqp (amqp, bsd3, conduit, library, rabbitmq, streamly)2022-06-090.2.1gdifolco
amqp-worker200.00Type-safe AMQP workers (bsd3, library, network, program)2023-09-052.0.0seanhess
anagrep70.00Find strings with permutations (anagrams) that match a regular expression (bsd3, library, program, text)2020-12-100.1.0.0DylanSimon
analyze60.01making data science easy and safe with data frames (bsd3, data-science, library)2017-01-060.1.0.0AlexeyKhudyakov, ocramz, NickSeagull, ejconlon, stites
analyze-client90.01Client for analyze service (bsd3, library, web)2015-05-220.1.0.2DanielPatterson
anatomy60.01Anatomy: Atomo documentation system (bsd3, development, library, program)2011-02-070.4AlexSuraci
android-activity52.02Turn regular Haskell programs into Android Activities (bsd3, library, mobile)2017-09-280.1RyanTrinkle, abrar
angel230.01Process management and supervision daemon (bsd3, program, system)2015-07-170.6.2JamieTurner, MichaelXavier, NickPershyn
animate182.254Animation for sprites (bsd3, game, library)2018-05-190.7.0jxv
animate-example80.01Animation for sprites (bsd3, game, program)2018-02-050.2.0jxv
animate-preview110.00Preview tool for sprite animation (bsd3, game, library, program)2018-05-270.1.2.4jxv
animate-sdl290.01sdl2 + animate auxiliary library (bsd3, game, library)2018-05-200.1.1jxv
anki-tools120.00Tools for interacting with Anki database (bsd3, database, library, program)2016-09-300.1.0.0zohl
ann50.00Informative annotations which don't change equality (bsd3, data, library)2022-06-281.0.0aspiwack
annah60.00Medium-level language that desugars to Morte (bsd3, compiler, library, program)2016-04-241.0.0GabrielGonzalez
annihilator (deprecated in favor of boolean-like)110.01Semigroups with annihilators and utility functions (bsd3, control-, deprecated, library)2016-04-050.1.0.0Shou
annotated-exception392.02Exceptions, with checkpoints and context. (bsd3, control, library)2023-09-080.2.0.5parsonsmatt
annotated-fix70.00A fixpoint of a functor that can be annotated (bsd3, data, library)2019-05-210.1.0.0GuerricChupin
annotated-wl-pprint710.05The Wadler/Leijen Pretty Printer, with annotation support (bsd3, library, text)2015-08-270.7.0dchristiansen
anonymous-sums120.03Anonymous sum types (bsd3, data, library)2016-12-230.6.0.0OmariNorman
anonymous-sums-tests40.01QuickCheck functions to accompany the anonymous-sums package (bsd3, data, library)2014-07-300.4.0.0OmariNorman
ansi-pretty300.01AnsiPretty for ansi-wl-pprint (bsd3, library, text, user-interfaces)2019-11-200.1.2.2phadej
ansi-terminal9442.5219Simple ANSI terminal support (bsd3, library, user-interfaces)2024-02-071.1MaxBolingbroke, OliverCharles, RomanCheplyaka, mpilgrem
ansi-terminal-types3310.01Types and functions used to represent SGR aspects (bsd3, library, user-interfaces)2024-02-071.1OliverCharles, RomanCheplyaka, mpilgrem
ansi-wl-pprint (deprecated in favor of prettyprinter)3172.5119The Wadler/Leijen Pretty Printer for colored ANSI terminal output (bsd3, deprecated, library, text, user-interfaces)2023-05-181.0.2EdwardKmett, MaxBolingbroke, phadej, quchen
antfarm50.01Referring expressions for definitions (bsd3, library, natural-language-processing, program)2012-08-150.1.0.0EricKow
antiprimes80.01Initial project template from stack (bsd3, learning-haskell, library)2016-09-110.1.0.1wokibe
antiquoter80.02Combinator library for quasi- and anti-quoting. (bsd3, library, template-haskell)2013-04-140.1.1.0LarsCorbijn
antlr-haskell52.00A Haskell implementation of the ANTLR top-down parser generator (bsd3, library)2020-09-250.1.0.1KarlCronburg
antlrc80.01Haskell binding to the ANTLR parser generator C runtime library. (bsd3, library, parsing, program)2011-01-200.0.2MarkWright
any-pat70.00Quasiquoters that act on a sequence of patterns and compiles these view into patterns and expressions. (bsd3, library, utils)2024-01-180.4.0.0wvanonsem90
aop-prelude160.00prelude for Algebra of Programming (bsd3, language, library)2023-04-190.4.1.2KatsutoshiItoh
aosd150.01Bindings to libaosd, a library for Cairo-based on-screen displays (bsd3, graphics, library)2019-12-140.2.2DanielSchuessler
ap-reflect210.01Partial evaluation reflection a la simple-reflect. (bsd3, debug, library)2016-10-030.3NickolayKudasov
apache-md5202.01Apache specific MD5 digest algorighm. (bsd3, cryptography, data, library)2015-06-210.6.1.4PeterTrsko
apart60.00Get all your structure and rip it apart. (bsd3, control, data, library, program)2018-09-280.1.3iokasimovmt
apecs812.255Fast Entity-Component-System library for game programming (bsd3, control, data, game, library)2023-04-010.9.5AlexanderBondarenko, jonascarpay
apecs-effectful60.00Adaptation of the apecs library for the effectful ecosystem. (bsd3, game, library)2023-05-120.1.0.0MichaelSzvetits
apecs-gloss280.00Simple gloss renderer for apecs (bsd3, library, web)2020-02-110.2.4AlexanderBondarenko, jonascarpay
apecs-physics320.022D physics for apecs (bsd3, library, web)2023-10-050.4.6AlexanderBondarenko, jonascarpay
apecs-physics-gloss (deprecated in favor of apecs-gloss)90.01Gloss rendering for apecs-physics (bsd3, deprecated, library, web)2018-10-170.1.0.0jonascarpay
apecs-stm120.00STM stores for apecs (bsd3, control, data, game, library)2023-11-090.2AlexanderBondarenko, jonascarpay
api-builder300.04Library for easily building REST API wrappers in Haskell (bsd3, library, network)2020-01-210.17.0.0Intolerable
api-field-json-th170.01option of aeson's deriveJSON (bsd3, library, utils)2017-05-030.1.0.2nakaji_dayo
api-maker82.00Package to make APIs (bsd3, library, web)2021-12-300.1.0.6schnecki
api-tools360.03DSL for generating API boilerplate and docs (bsd3, cloud, distributed-computing, library, network, program, web)2023-03-280.10.1.0AdamGundry, ChrisDornan
apioiaf-client182.01Consumer library for anapioficeandfire.com (bsd3, library, web)2016-12-210.2.1.0krberger
apns-http250.00Apple Push Notification service HTTP/2 integration. (bsd3, library, network, program)2020-01-140.1.1.0dridus
app-lens80.01applicative (functional) bidirectional programming beyond composition chains (bsd3, data, lenses, library)2016-09-250.1.0.3kztk
app-settings360.01A library to manage application settings (INI file-like) (bsd3, configuration, library)2018-10-010.2.0.12EmmanuelTouzery
appar2020.04A simple applicative parser (bsd3, library, parsing)2019-05-070.1.8KazuYamamoto
appendmap310.03Map with a Semigroup and Monoid instances delegating to Semigroup of the elements (bsd3, data-structures, library)2018-09-020.1.5AlexeyKotlyarov
applicative-extras260.014Instances for Applicative (bsd3, control, library)2011-01-030.1.8ChrisEidhof
applicative-fail120.01Applicative functor and monad which collects all your fails (bsd3, control, library)2015-08-031.1.1AlekseyUymanov
applicative-numbers430.06Applicative-based numeric instances (bsd3, data, library, numerical)2014-04-090.1.3ConalElliott
applicative-quoters130.01Quasiquoters for idiom brackets and an applicative do-notation (bsd3, language, library)2012-09-220.1.0.8BenMillwood
apply-refact2592.02Perform refactorings specified by the refact library. (bsd3, development, library, program)2023-12-210.14.0.0mpickering, zliu41, fendor
apply-unordered50.00Apply a function to an argument specified by a type level Nat (acme, bsd3, compiler-plugin, functions, library)2021-03-261.0MichaelSloan
apply-unordered-mono120.00Apply functions to arguments in an unordered type-directed fashion (acme, bsd3, functions, library)2021-03-261.0MichaelSloan
apportionment241.251Round a set of numbers while maintaining its sum (bsd3, library, math)2022-01-020.0.0.4HenningThielemann
approximate350.05Approximate discrete values and numbers (bsd3, library, numeric)2021-11-160.3.5EdwardKmett, EricMertens, ryanglscott
approximate-equality280.01Newtype wrappers for approximate equality (bsd3, data, library)2014-08-161.1.0.2DavidHimmelstrup, GregoryCrosswhite
arb-fft80.01Pure Haskell arbitrary length FFT library (bsd3, library, math, program)2016-04-240.3.0.0IanRoss
arbb-vm110.01FFI binding to the Intel Array Building Blocks (ArBB) virtual machine. (bsd3, foreign, library)2012-10-140.1.1.20JoelSvensson
arcgrid70.00Parse ESRI/ArcInfo (ArcGrid) raster GIS files (bsd3, geo, library, program)2017-11-130.1.0.0nbrk
arcgrid-viewer70.01Simple viewer for ESRI/ArcInfo (ArcGrid) geospatial data (bsd3, geo, program)2017-11-130.1.0.0nbrk
archive60.01A library and programs for creating hardlinked incremental archives or backups (bsd3, library, program, system)2012-06-121.2.12DavidFox, JeremyShaw
archive-libarchive230.02Common interface using libarchive (archive, bsd3, codec, library, tar)2020-08-271.0.0.1vmchale
archive-sig210.02Backpack signature for archive libraries (archive, bsd3, codec, library, tar)2020-04-121.0.2.0vmchale
archive-tar140.01Common interface using the tar package (archive, bsd3, codec, library, tar)2023-12-211.0.0.0vmchale
archive-tar-bytestring140.00Common interface using the tar-bytestring package (archive, bsd3, codec, library, tar)2020-04-011.0.0.0vmchale
archiver160.01Archive supplied URLs in WebCite & Internet Archive (bsd3, documentation, library, network, program)2014-01-030.6.2.1GwernBranwen
archlinux (deprecated)350.02Support for working with Arch Linux packages. (bsd3, deprecated, distribution, library)2011-06-271.3DonaldStewart, MagnusTherning, PeterSimons
archlinux-web50.01Website maintenance for Arch Linux packages (bsd3, distribution, library, program)2010-10-180.1MagnusTherning
archnews50.01Convert Arch Linux package updates in RSS to pretty markdown (bsd3, distribution, program)2009-02-220.2DonaldStewart
arduino-copilot702.00Arduino programming in haskell using the Copilot stream DSL (bsd3, embedded, language, library)2024-02-221.7.8JoeyHess
arena60.01A journaled data store (bsd3, database, library)2016-03-150.1AlecHeller, davean
arff110.01Generate Attribute-Relation File Format (ARFF) files (bsd3, data, library, text)2008-11-180.1.0StefanKersten
argon2130.00Memory-hard password hash and proof-of-work function (bsd3, cryptography, library)2018-04-071.3.0.1ChrisDornan, HerbertValerioRiedel, JoeyHess, OliverCharles
argparser130.04Command line parsing framework for console applications (bsd3, console, library)2014-11-270.3.4sbergot
arith-encode (deprecated in favor of cantor-pairing, finitary, smallcheck)220.02A practical arithmetic encoding (aka Godel numbering) library. (bsd3, data, deprecated, library, serialization, test, testing)2020-02-091.0.2emc2, Bodigrim
arithmatic150.01do things with numbers (bsd3, library, math)2017-01-260.1.0.3AlanHawkins
armor140.01Prevent serialization backwards compatibility problems using golden tests (bsd3, data, library, testing)2021-05-190.2.0.1DougBeardsley
arpa50.00Library for reading ARPA n-gram models (bsd3, library, natural-language-processing, nlp, program, text)2015-04-220.0.0.0StefanFischer
arpack60.01Solve large scale eigenvalue problems (bsd3, library, science)2016-09-300.1.0.0ThomasTuegel
array892.251100Mutable and immutable arrays (bsd3, data-structures, library)2023-07-100.5.6.0AustinSeipp, BenGamari, HerbertValerioRiedel, IanLynagh, wz1000, July541
array-builder250.04Builders for arrays (bsd3, data, library)2024-02-020.1.4.1andrewthad, l3c_amartin
array-chunks240.06Lists of chunks (bsd3, data, library)2024-02-060.1.4.2andrewthad, l3c_amartin
array-memoize170.01Memoization combinators using arrays for finite sub-domains of functions (bsd3, library, syntax)2014-04-040.6.0DominicOrchard
array-primops70.01Extra foreign primops for primitive arrays (bsd3, data, library)2017-08-100.2.0.1AndrasKovacs
array-utils (deprecated)230.01Primitive functions for updating many elements in mutable arrays at once (bsd3, data, data-structures, deprecated, library)2011-01-290.3AlexMason
arrayfire122.251Haskell bindings to the ArrayFire general-purpose GPU library (bsd3, library, math, program)2022-10-020.7.0.0DavidJohnson
arraylist40.01Memory-efficient ArrayList implementation (bsd3, data, library)2018-10-250.1.0.0chessai
arrow-extras160.01Extra functions for Control.Arrow (bsd3, control, library)2017-03-150.1.0.1louispan
arrow-list110.01List arrows for Haskell. (bsd3, control, library)2020-10-180.7.1AdamBergmark, ErikHesselink, SebastiaanVisser
arrow-utils90.00functions for working with arrows (arrows, bsd3, combinators, control, library)2022-01-250.1.1miguel_negrao
arrowapply-utils70.02Utilities for working with ArrowApply instances more naturally (bsd3, control, library)2012-03-180.2AndrewMiller
arrows620.031Arrow classes and transformers (bsd3, control, library)2018-03-310.4.4.2RossPaterson
artery70.01A simple, arrow-based reactive programming (bsd3, control, frp, library)2014-09-090.1.1FumiakiKinoshita
arx290.01Archive execution tool. (bsd3, library, text)2018-08-040.3.2JasonDusek
ascii-art-to-unicode110.00ASCII Art to Unicode Box Drawing converter (bsd3, library, program, unclassified)2017-04-160.1.0.1fmthoma
ascii-cows222.251A collection of ASCII cows. Moo. (acme, bsd3, library)2016-10-250.0.2.0passy
ascii-table100.01ASCII table (bsd3, data, library)2019-03-150.3.0.2mitchellwrosen
ascii85-conduit60.01Conduit for encoding ByteString into Ascii85 (bsd3, conduit, data, library)2014-01-260.1.0.0KazuoKoga
asciidiagram252.01Pretty rendering of Ascii diagram into svg or png. (bsd3, diagram, library, program, text)2019-06-191.3.3.3VincentBerthoux
asn60.01asn type and encoding/decoding (bsd3, data, library)2018-06-130.1.0.0chessai
asn1-ber-syntax60.00ASN.1 BER Encode and Decode (bsd3, data, library)2023-04-110.2.0.0andrewthad
asn1-codec (deprecated in favor of language-asn, snmp)60.01Encode and decode ASN.1 (bsd3, deprecated, library, web)2018-05-180.2.0andrewthad, chessai
asn1-data (deprecated in favor of asn1-encoding)350.09ASN1 data reader and writer in RAW, BER and DER forms (bsd3, data, deprecated, library)2015-09-070.7.2VincentHanquez
asn1-encoding2331.7539ASN1 data reader and writer in RAW, BER and DER forms (bsd3, data, library)2019-09-290.9.6VincentHanquez
asn1-parse2380.08Simple monadic parser for ASN1 stream types. (bsd3, data, library)2019-09-290.9.5VincentHanquez
asn1-types2490.037ASN.1 types (bsd3, data, library)2020-03-240.3.4VincentHanquez
asn1dump190.01Dump ASN1 structure (bsd3, debug, program)2014-02-230.1.0VincentHanquez
aspell-pipe360.02Pipe-based interface to the Aspell program (bsd3, library, text)2020-11-240.6JonathanDaugherty
assembler50.01Haskell Assembler (bsd3, development, library, program)2010-10-010.0.1JeffDouglas
assert80.05Helpers for Control.Exception.assert (bsd3, control, library)2013-11-180.0.1.2LiyangHu, haskell_github_trust
assert-failure412.02Syntactic sugar improving 'assert' and 'error' (bsd3, contract, control, library)2023-08-170.1.3.0MikolajKonarski
asset-bundle152.01A build-time Cabal library that bundles executables with assets (bsd3, bundle, distribution, library, program, zip)2019-09-280.1.0.2deech
asset-map40.01Asset map support for the JavaScript broccoli-asset-rev library. (bsd3, library, web)2018-06-120.1.0.0IanDuncan
assimp70.01The Assimp asset import library (bsd3, graphics, library)2011-05-240.1JoelBurget
assoc2970.010swap and assoc: Symmetric and Semigroupy Bifunctors (bsd3, data, library)2023-03-131.1phadej
ast-monad40.01A library for constructing AST by using do-notation (bsd3, language, library)2017-04-270.1.0.0MasatoMouri
ast-monad-json70.01A library for writing JSON (bsd3, language, library)2017-04-290.1.0.1MasatoMouri
ast-path110.00vocabulary representation for predicting program properties (bsd3, data, library, natural-language-processing)2019-06-170.2.0ijaketak
astar340.03General A* search algorithm. (bsd3, data, library)2016-03-290.3.0.0CaleGibbard, JohannesWeiss
astar-monad (deprecated in favor of monad-dijkstra)110.00 (bsd3, deprecated, library, unclassified)2019-09-120.3.0.0ChrisPenner
astrds70.01an incomplete 2d space game (bsd3, game, program)2012-08-130.1.1AndresLoeh
astro272.251Amateur astronomical computations (bsd3, library, science)2021-05-230.4.3.0aignatyev17
async4772.75523Run IO operations asynchronously and wait for their results (bsd3, concurrency, library)2023-11-212.2.5PeterSimons, SimonMarlow
async-dejafu (deprecated in favor of concurrency)110.01Run MonadConc operations asynchronously and wait for their results. (bsd3, concurrency, deprecated, library)2016-09-100.1.3.0barrucadu
async-extras830.01Extra Utilities for the Async Library (bsd3, concurrency, library)2017-02-230.1.3.2JonathanFischoff, lloucas
async-io-either142.01Could be useful (bsd3, error-handling, library)2017-02-210.1.0.4schalmers
async-manager50.01A thread manager for async (bsd3, concurrency, library, program)2014-05-300.1.1.0JonathanFischoff
async-refresh170.01Package implementing core logic for refreshing of expiring data. (bsd3, control, library)2018-03-200.3.0.0mtesseract
async-refresh-tokens210.01Package implementing core logic for refreshing of expiring access tokens (bsd3, control, library)2018-03-210.4.0.0mtesseract
async-timer1230.02Provides API for timer based execution of IO actions (bsd3, concurrency, library)2018-02-280.2.0.0mtesseract
aterm-utils70.01Utility functions for working with aterms as generated by Minitermite (bsd3, language, library, program)2013-06-180.2.0.2JasonDagit
atl (deprecated)210.02Arrow Transformer Library (bsd3, control, deprecated, library)2016-09-2817072
atmos-dimensional (deprecated in favor of atmos)130.01dimensional wrapper on atmos package (bsd3, deprecated, library, science)2014-08-160.1.2GregHorn
atmos-dimensional-tf (deprecated in favor of atmos)90.01dimensional-tf wrapper on atmos package (bsd3, deprecated, library, science)2014-08-160.1.2GregHorn
atndapi70.01An interface of ATND API (bsd3, library, web)2016-03-290.1.1.0ynishi
atom350.04An EDSL for embedded hard realtime applications. (bsd3, embedded, language, library)2015-06-031.0.13LeePike, TomHawkins
atom-basic270.01Basic Atom feed construction (bsd3, library, web)2017-06-030.2.5cbaatz
atomic-file-ops270.01Functions to atomically write to files (bsd3, library, system)2018-01-150.3.0.0clinton
atomic-primops3022.030A safe approach to CAS and other atomic ops in Haskell. (bsd3, data, library)2024-02-180.8.5BrandonSimmons, GregoryCollins, RyanNewton, ryanglscott, peter_fogg, chchen
atomic-primops-foreign70.01An atomic counter implemented using the FFI. (bsd3, data, library)2014-08-180.6.2RyanNewton
atomic-primops-vector50.01Atomic operations on Data.Vector types (bsd3, concurrency, library)2015-02-140.1.0.1peter_fogg
atomo150.02A highly dynamic, extremely simple, very fun programming language. (bsd3, language, program)2012-04-110.4.0.2AlexSuraci
atp-haskell452.02Translation from Ocaml to Haskell of John Harrison's ATP code (bsd3, library, logic, theorem-provers)2024-03-161.14.2DavidFox
ats-format760.02A source-code formatter for ATS (ats, bsd3, development, language, parser, program)2019-11-300.2.0.36vmchale
ats-pkg1750.00A build tool for ATS (ats, bsd3, development, library, program)2022-10-033.5.0.3vmchale
ats-setup210.02ATS scripts for Cabal builds (ats, bsd3, cabal, development, library)2018-02-230.4.0.2
ats-storable250.01Marshal ATS types into Haskell (ats, bsd3, generics, library)2018-06-140.3.0.5vmchale
attempt (deprecated in favor of exceptions)290.016Concrete data type for handling extensible exceptions as failures. (deprecated) (bsd3, data, deprecated, failure, library)2014-03-260.4.0.1MichaelSnoyman
attic-schedule50.01A script I use to run "attic" for my backups. (bsd3, program, web)2017-01-280.2.0passy
atto-lisp160.07Efficient parsing and serialisation of S-Expressions. (bsd3, data, library, text)2018-09-240.2.2.3ThomasSchilling
attoparsec4642.75914Fast combinator parsing for bytestrings and text (bsd3, library, parsing, text)2022-01-100.14.4BasVanDijk, BenGamari, BryanOSullivan
attoparsec-aeson2730.012Parsing of aeson's Value with attoparsec (bsd3, library, parsing)2023-10-162.2.0.1phadej
attoparsec-base64160.01Fetch only base64 characters, erroring in the attoparsec monad on failure (bsd3, library, web)2017-11-240.0.0athanclark
attoparsec-binary370.012Binary processing extensions to Attoparsec. (bsd3, data, library)2012-09-220.2AndrewDrake
attoparsec-expr190.04Port of parsec's expression parser to attoparsec. (bsd3, library, parsing, text)2015-05-110.1.1.2AdamBergmark, ErikHesselink, SebastiaanVisser
attoparsec-framer380.00Use Attoparsec to parse framed protocol byte streams (attoparsec, bsd3, library, network-api, parsing, program)2024-03-170.1.0.3adetokunbo
attoparsec-ip (deprecated in favor of ip)90.01Parse IP data types with attoparsec (bsd3, deprecated, library, web)2018-11-140.0.5athanclark
attoparsec-iso86012672.06Parsing of ISO 8601 dates, originally from aeson (bsd3, library, parsing)2023-10-161.1.0.1AdamBergmark, phadej, lyxia
attoparsec-iteratee180.05An adapter to convert attoparsec Parsers into blazing-fast Iteratees (bsd3, data, library)2011-11-280.4.0GregoryCollins, JohnLato
attoparsec-path140.01Convenience bindings between path and attoparsec (bsd3, library, web)2017-09-280.0.0.1athanclark
attoparsec-text (deprecated in favor of attoparsec)130.012(deprecated) (bsd3, deprecated, library, parsing, text)2012-01-300.8.5.3BryanOSullivan, FelipeLessa
attoparsec-uri180.06URI parser / printer using attoparsec (bsd3, library, web)2023-09-270.0.9athanclark
attosplit60.01Split a lazy bytestring at boundaries defined by an attoparsec parser (bsd3, data, library)2011-12-190.1.0.0YitzGale
atuin50.01Embedded Turtle language compiler in Haskell, with Epic output (bsd3, compilers-interpreters, program)2010-12-170.1.1EdwinBrady
audacity400.01Interchange with the Audacity sound signal editor (bsd3, library, sound)2024-01-160.0.2.2HenningThielemann
audiovisual40.02A battery-included audiovisual framework (bsd3, data, library, records)2015-03-210.0FumiakiKinoshita
augur80.01Renaming media collections in a breeze. (bsd3, program, text)2008-11-172008.11.17DavidHimmelstrup
aur-api60.01ArchLinux AUR json v5 API (bsd3, library, web)2016-06-160.1.2.1wangbj
authenticate-kerberos90.02Authentication methods for Haskell web applications. (bsd3, library, web)2012-01-281.0.0ArashRouhani
authenticate-ldap70.02LDAP authentication for Haskell web applications. (bsd3, library, web)2012-03-290.0.3MichaelLitchard
authenticate-oauth1410.020Library to authenticate with OAuth for Haskell web applications. (bsd3, library, web)2021-06-201.7FelipeLessa, HiromiIshii, MichaelLitchard, MichaelSnoyman, achirkin, janus
authoring110.01A library for writing papers (bsd3, library, text)2014-07-070.3.4TakayukiMuranushi
auto-lift-classes90.00Deriving (Show|Read)(1|2) (bsd3, data, library, reflection)2023-12-081.1viercc
autoapply152.00Template Haskell to automatically pass values to functions (bsd3, library, template-haskell)2022-09-270.4.1.3jophish, expipiplus1
automata40.00automata (bsd3, data, library, math)2019-01-220.1.0.0chessai
automitive-cse (deprecated in favor of automotive-cse)110.01Automotive CSE emulation (bsd3, codec, deprecated, library)2016-04-090.0.1.0KeiHibino
automotive-cse (deprecated)260.01Automotive CSE emulation (bsd3, codec, deprecated, library)2016-05-180.1.8.0KeiHibino
autonix-deps (deprecated)80.02Library for Nix expression dependency generation (bsd3, deprecated, library, nix)2015-06-250.3.0.0ThomasTuegel
autonix-deps-kf5 (deprecated)90.01Generate dependencies for KDE 5 Nix expressions (bsd3, deprecated, library, nix, program)2015-06-250.3.0.0ThomasTuegel
autoproc120.01EDSL for Procmail scripts (bsd3, library, program, system)2016-08-130.2.1GwernBranwen, JasonDagit
avahi120.01Minimal DBus bindings for Avahi daemon (http://avahi.org) (bsd3, library, network, program)2018-09-170.2.0IlyaPortnov
avatar-generator60.01A simple random avatar icon generator (bsd3, graphics, program)2015-09-220.1.0.1IvanPerez, keera_studios_ci
average170.05An average (arithmetic mean) monoid. (bsd3, library, unclassified)2015-06-290.6.1HansHoglund
aviation-cessna172-weight-balance80.01Weight and Balance for the Cessna 172 aircraft in aviation. (aviation, bsd3, library)2021-03-170.0.2TonyMorris
aviation-navigation50.00Aviation Navigation functions (bsd3, library, program, test)2021-07-030.1.0.0TonyMorris
aviation-units130.03Units of measurements used in aviation. (aviation, bsd3, library)2021-03-220.0.3TonyMorris
aviation-weight-balance160.02Weight and Balance structures used in aviation. (aviation, bsd3, library)2021-03-220.0.3TonyMorris
avl-static60.01A compile-time balanced AVL tree. (bsd3, data, library)2014-01-120.1.0.0FedericoLebron
avro812.2511Avro serialization support for Haskell (bsd3, data, library)2022-10-180.6.1.2newhoggy, alexeyraga, haskellworks
avro-piper60.00Tool for decoding avro (bsd3, data, library, program)2020-01-131.0.3newhoggy, haskellworks
aws2360.021Amazon Web Services (AWS) for Haskell (aws, bsd3, cloud, distributed-computing, library, network, web)2024-02-010.24.2AristidBreitkreuz, BenGamari, FelipeLessa, JoeyHess, JohnWiegley, MichaelSnoyman
aws-arn130.00Types and optics for manipulating Amazon Resource Names (ARNs) (aws, bsd3, cloud, library)2023-02-280.3.1.0jack, Bellroy, HughDavidson
aws-cloudfront-signer120.01For signing AWS CloudFront HTTP URL requests (aws, bsd3, cloud, distributed-computing, library, network, web)2015-10-201.1.0.3ChrisDornan
aws-ec2260.01AWS EC2/VPC, ELB and CloudWatch client library for Haskell (aws, bsd3, cloud, distributed-computing, library, network, program, web)2017-05-180.3.7AmitLevy, DavidTerei, IanRoss, VladimirKirillov
aws-ec2-knownhosts50.00Capture and manage AWS EC2 known_host pubkeys (aws, bsd3, library, network, program)2017-11-270.1.0.0LukeHoersten
aws-elastic-transcoder180.01Haskell suite for the Elastic Transcoder service (aws, bsd3, cloud, distributed-computing, library, network, web)2014-02-030.2.0.2ChrisDornan
aws-lambda-haskell-runtime-wai192.00Run wai applications on AWS Lambda (aws, bsd3, library)2021-06-302.0.2dnikolovv
aws-route53150.01Amazon Route53 DNS service plugin for the aws package. (bsd3, library, web)2016-02-260.1.2.2AmitLevy, DavidTerei
aws-sdk380.02AWS SDK for Haskell (aws, bsd3, cloud, distributed-computing, library)2014-04-140.12.4YusukeNomura
aws-sdk-text-converter80.02The text converter for aws-sdk. (bsd3, library, web)2015-10-300.4.1YusukeNomura
aws-sdk-xml-unordered130.01The xml parser for aws-sdk package (bsd3, library, xml)2014-08-060.3.1ShoheiYasutake
aws-ses-easy170.01Wrapper over Amazonka's SES (bsd3, library, network)2018-03-250.1.0jxv
aws-sign4150.02Amazon Web Services (AWS) Signature v4 HTTP request signer (aws, bsd3, cloud, distributed-computing, library, network, web)2014-07-281.1.0.1ChrisDornan
aws-transcribe-ws50.00Websocket streaming to Amazon Transcribe service (bsd3, library, web)2021-07-160.0.1.03kyro
axel170.00The Axel programming language. (bsd3, language, library, lisp, macros, program, transpiler)2019-10-030.0.12jgrosso256
azure-acs50.02Windows Azure ACS (bsd3, library, web)2014-05-150.0.1.1kapilash
azure-email40.01send email with microsoft azure (bsd3, library, web)2018-11-090.1.0.0chessai
azure-service-api60.02Haskell bindings for the Microsoft Azure Service Management API (bsd3, library, network)2012-11-050.1.0.0EdskoDeVries, MathieuBoespflug, TimWatson
azure-servicebus110.01Haskell wrapper over Microsoft Azure ServiceBus REST API (bsd3, library, web)2014-05-170.1.6.0kapilash
azurify270.01A simple library for accessing Azure blob storage (bsd3, development, library)2014-09-230.4.0.5ArnoVanLumig, GregWeber, SeanLeather
b-tree100.01Immutable disk-based B* trees (bsd3, data, library)2018-11-040.1.4BenGamari
backblaze-b2-hs50.00A client library to access Backblaze B2 cloud storage in Haskell. (bsd3, cloud, library, network, program)2019-07-240.1.0.0AdityaManthramurthy
backprop442.258Heterogeneous automatic differentation (bsd3, library, math)2023-07-230.2.6.5jle
backtracking162.01A backtracking monad (bsd3, control, library)2020-07-030.1.0SatoshiEgi, momohatt
backtracking-exceptions (deprecated)50.01A monad transformer for backtracking exceptions (bsd3, control, deprecated, library)2014-08-220.1.0.0
backward-state70.01A state monad that runs the state in reverse through the computation (bsd3, control, library, monads)2013-01-140.1.0.2LukePalmer
bake90.01Continuous integration system (bsd3, development, library, program)2016-10-280.5NeilMitchell
ballast60.01Shipwire API client (bsd3, library, web)2017-08-170.2.0.0alexeyzab
bamboo-plugin-photo40.01A photo album middleware (bsd3, library, web)2009-07-052009.7.5JinjingWang
bamboo-theme-blueprint140.01bamboo blueprint theme (bsd3, library, web)2010-02-242010.2.25.1JinjingWang
bamse110.01A Windows Installer (MSI) generator framework (bsd3, library, system)2009-05-150.9.5SigbjornFinne
ban-instance60.00For when a type should never be an instance of a class (bsd3, haskell, library)2019-11-080.1.0.1qfpl, jack
bank-holidays-england410.01Calculation of bank holidays in England and Wales (bsd3, data, library)2023-02-270.2.0.9dcturner, dten
barbies4032.2512Classes for working with types that can change clothes. (bsd3, data-structures, library)2024-01-132.1.1.0DanielGorin
barbies-th490.02Create strippable HKD via TH (bsd3, data, data-structures, generics, library)2023-12-120.1.11FumiakiKinoshita
barbly60.00Create status bar menus for macOS from executables (bsd3, program, system)2019-08-160.1.0.0lukec
barchart110.01Creating Bar Charts in Haskell (bsd3, graphics, library, program)2011-05-060.1.1.1SebastianFischer
barecheck (deprecated)80.03QuickCheck implementations for common types (bsd3, deprecated, library, testing)2015-03-200.2.0.8OmariNorman
barlow-lens100.00lens via string literals (bsd3, generics, lens, library, records)2023-08-310.1.0.2deemp, kana
base3422.7516123Basic libraries (bsd3, library, prelude)2024-02-224.19.1.0AustinSeipp, BenGamari, HerbertValerioRiedel, IanLynagh, PaoloCapriotti, wz1000
base-compat-migrate110.01Helps migrating projects to base-compat(-batteries). (bsd3, development, library)2020-03-250.2.0.1AdamBergmark
base-encoding160.02RFC4648 Binary-to-text encodings (e.g. base64) (bsd3, codec, library, text)2022-09-160.3.0.0HerbertValerioRiedel
base-feature-macros60.01Semantic CPP feature macros for base (bsd3, development, library)2017-06-050.1.0.1HerbertValerioRiedel
base-noprelude382.035"base" package sans "Prelude" module (bsd3, development, library)2019-08-264.13.0.0HerbertValerioRiedel
base-unicode-symbols1722.597Unicode alternatives for common functions and operators (bsd3, library, unclassified)2019-07-100.2.4.2RoelVanDijk
base161122.08Fast RFC 4648-compliant Base16 encoding (bsd3, data, library)2023-06-221.0topos
base16-bytestring2822.0170RFC 4648-compliant Base16 encodings for ByteStrings (bsd3, data, library)2021-10-291.0.2.0BryanOSullivan, HerbertValerioRiedel, MikhailGlushenkov, topos
base16-lens130.00Optics for the Base16 library (bsd3, data, library)2021-02-220.1.3.2topos
base32522.05Fast RFC 4648-compliant Base32 encoding (bsd3, data, library)2023-10-190.4topos
base32-bytestring170.02Fast base32 and base32hex codec for ByteStrings (bsd3, codec, data, library)2013-12-010.2.1.0SamTruzjan
base32-lens140.00Optics for the Base32 library (bsd3, data, library)2021-02-220.1.1.1topos
base32-z-bytestring50.01Fast z-base32 and z-base32hex codec for ByteStrings (bsd3, codec, data, library)2019-04-091.0.0.0AlfredoDiNapoli, RenzoCarbonara
base62140.00Base62 encoding and decoding (bsd3, data, library)2024-02-060.1.1.2andrewthad, l3c_amartin
base642820.028A modern Base64 library (bsd3, data, library)2024-01-111.0topos, SofiaMA
base64-bytes80.00Base64 encoding of byte sequences (bsd3, data, library)2024-02-010.1.1.1andrewthad, l3c_amartin
base64-bytestring2942.25366Fast base64 encoding and decoding for ByteStrings (bsd3, data, library)2021-08-121.2.1.0BryanOSullivan, HerbertValerioRiedel, MikhailGlushenkov, topos
base64-bytestring-type1040.05A newtype around ByteString, for base64 encoding (bsd3, data, library)2019-03-271.0.1phadej
base64-conduit (deprecated in favor of conduit-combinators)80.03Base64-encode and decode streams of bytes. (deprecated) (bsd3, conduit, data, deprecated, library)2014-03-211.0.0.1MichaelSnoyman
base64-lens190.00Optics for the Base64 library (bsd3, data, library)2021-02-220.3.1topos
basement4971.7517Foundation scrap box of array & string (bsd3, web)2023-06-140.0.16MichaelSnoyman, VincentHanquez, nicolasdp
basement-cd40.02Foundation scrap box of array & string (bsd3, web)2021-12-170.0.12.1ChrisDornan
basen-bytestring150.01 (base16, base32, base64, bsd3, library, rfc4648, unclassified)2018-03-290.1.0.1filwisher
baserock-schema130.00Baserock Definitions Schema (bsd3, data, library, program)2018-07-030.0.3.5locallycompact
bash370.01Bash generation library. (bsd3, language, library)2013-03-170.1.8JasonDusek
basic190.03Lifting values from base types (bsd3, library, unclassified)2018-05-220.1.0.0
basic-cpuid90.01A small package to access the cpuid instruction directly. (bsd3, library, system)2017-07-090.1.0.0JonasScholl
basic-lens160.02Basic lens type and functions (bsd3, development, library)2017-03-160.0.2ChrisDone
basic-sop322.01Basic examples and functions for generics-sop (bsd3, generics, library)2023-11-080.3.0AndresLoeh, EdskoDeVries
basics40.00Modules for primitive types (bsd3, data, library)2023-08-290.2.0.0andrewthad
batch120.01Simplify queuing up data and processing it in batch. (bsd3, data, library)2018-01-270.1.0.0AlexanderThiemann
batchd50.01Batch processing toolset for Linux / Unix (bsd3, program, system)2022-02-060.1.1.0IlyaPortnov
batchd-core50.02Core modules of batchd, to use in batchd extensions (bsd3, library, system)2022-02-060.1.0.0IlyaPortnov
batchd-docker50.00docker containers host controller for batchd (bsd3, library, system)2022-02-060.1.0.0IlyaPortnov
batchd-libvirt50.00host controller for batchd, which controls virtual machines via libvirt library. (bsd3, library, system)2022-02-060.1.0.0IlyaPortnov
battleship-combinatorics180.00Compute number of possible arrangements in the battleship game (bsd3, library, math, program)2021-11-180.0.1HenningThielemann
battleships40.01A web-based implementation of battleships including an AI opponent. (bsd3, game, library)2014-04-241.0.0fatho
bayes-stack70.01Framework for inferring generative probabilistic models with Gibbs sampling (bsd3, library, math)2012-10-270.2.0.1BenGamari
bbi70.02Tools for reading Big Binary Indexed files, e.g., bigBed, bigWig (bio, bsd3, library)2019-05-240.1.1kaizhang
bcrypt380.010Haskell bindings to the bcrypt password hash (bsd3, cryptography, data, library)2017-12-310.0.11AndrewMiller
bdo120.01Update CSS in the browser without reloading the page. (bsd3, library, program, web)2013-09-111.0.1ChrisDone
beam-automigrate142.00DB migration library for beam, targeting Postgres. (bsd3, database, library, program)2024-01-260.1.6.0CaleGibbard, RyanTrinkle, abrar
beam-th112.01Template Haskell utilities for beam (bsd3, database, library, template-haskell)2016-07-050.2.0.0hesiod
beamable100.02Generic serializer/deserializer with compact representation (bsd3, data, library, serialization)2014-06-030.1.1.1JohnLato, MichaelBaikov
bearriver570.03FRP Yampa replacement implemented with Monadic Stream Functions. (bsd3, frp, library)2024-02-220.14.7IvanPerez, keera_studios_ci, keera_studios_ci_dunai
beeminder-api40.01Bindings to the beeminder.com JSON API (bsd3, library, network)2017-06-031.0BrentYorgey, DanielWagner, RobinGreen
belgian-structured-communication70.00parsing, rendering and manipulating the structured communication of Belgian financial transactions. (bsd3, finance, library)2023-06-170.1.0.0wvanonsem90
bench400.01Command-line benchmark tool (bsd3, program, system)2018-08-181.0.12GabrielGonzalez
bench-graph (deprecated in favor of bench-show)120.00Plot and compare benchmarks (benchmarking, bsd3, deprecated, library, performance)2018-09-220.1.4harendra
bench-show212.01Show, plot and compare benchmark results (benchmarking, bsd3, library, performance, program)2022-02-020.3.2harendra, adithyaov
benchpress920.04Micro-benchmarking with detailed statistics. (bsd3, library, program, testing)2023-10-240.2.2.23JohanTibell, willsewell
bencode641.753Parsers and printers for bencoded data. (bsd3, library, text)2020-02-280.6.1.1DavidHimmelstrup, PeterSimons, ChristopherReichert
bencoding372.05A library for encoding and decoding of BEncode data. (bsd3, data, library)2024-01-010.4.5.5SamTruzjan, SergeyVinokurov
bencoding-lens50.00Lenses for bencoded data. (bsd3, data, library)2022-03-100.1.0.0jmorag
benri-hspec240.01Simplify tests where Either or Maybe types are returned from monadic code (bsd3, library, web)2024-02-280.1.0.2adetokunbo
berkeleydb40.01Pretty BerkeleyDB v4 binding. (bsd3, database, library)2008-10-312008.10.31DavidHimmelstrup
berp80.01An implementation of Python 3. (bsd3, language, library, program)2010-05-310.0.2BerniePope
bert180.04BERT implementation (bsd3, data, library)2016-04-051.2.2.5MariusEriksen, RomanCheplyaka, manzyuk
besout70.02Extended GCD of polynomials over F_p[x] (bsd3, library, math)2014-06-210.2.0.1AbdelwahebMiled
betris150.00A horizontal version of tetris for braille users (bsd3, game, library, program)2023-10-030.2.3.1mlang
between210.03Function combinator "between" and derived combinators (bsd3, data, library)2016-01-090.11.0.0PeterTrsko
bff-mono170.01"Bidirectionalization for Free" for Monomorphic Transformations (bsd3, data, lenses, library)2014-08-140.2.3kztk
bgmax120.01Parse BgMax-files (bsd3, finance, library)2019-05-150.2.0.4petterb
bgzf (deprecated in favor of pipes-bgzf)40.01Blocked GZip (bsd3, codec, deprecated, library)2015-04-230.1.0.0rcallahan
bibtex400.03Parse, format and processing BibTeX files (bsd3, library, text)2023-07-200.1.0.7HenningThielemann
bidirectional60.00Simple bidirectional serialization and deserialization (bsd3, codec, library)2020-10-070.1.0.0MasseR
bifunctor (deprecated)150.02Bifunctors (bsd3, deprecated, library, unclassified)2018-12-270.1.0.0
bifunctor-classes-compat290.08Compatibility package for the Bifunctor, Bifoldable, and Bitraversable classes (bsd3, data, functors, library)2023-01-290.1ryanglscott
bifunctors6442.5232Bifunctors (bsd3, data, functors, library)2023-03-135.6.1EdwardKmett, EricMertens, ryanglscott
bimap2030.045Bidirectional mapping between two key types (bsd3, data, library)2022-05-150.5.0StuartCook, joel_williamson
bimap-server120.01Two-column database server. (bsd3, data, library)2015-07-060.1.0.1DanielDiaz
bimaps270.07bijections with multiple implementations. (bsd3, data, library)2017-03-030.1.0.2ChristianHoener
binance-exports142.00Generate CSV Exports of your Binance Trade History. (bsd3, console, finance, library, program, web)2023-06-240.1.2.0lysergia
binary4180.01095Binary serialisation for Haskell values using lazy ByteStrings (bsd3, data, library, parsing)2018-08-02BenGamari, DonaldStewart, IanLynagh, LennartKolmodin
binary-bits130.010Bit parsing/writing on top of binary. (bsd3, data, library, parsing)2015-01-090.5LennartKolmodin
binary-communicator120.01Flexible way to ease transmission of binary data. (bsd3, data, library)2015-09-141.0.2.2SoenkeHahn, YvesPares
binary-enum80.01Simple wrappers around enum types (bsd3, data, library)2016-01-160.1.2.0tolysz
binary-file340.02read/write binary file (bsd3, file, library)2015-12-190.15.25YoshikuniJujo
binary-generic130.01Generic binary serialisation using binary and syb. (bsd3, data, library, parsing)2012-08-070.2.1LarsPetersen
binary-generic-combinators190.00Combinators and utilities to make Generic-based deriving of Binary easier and more expressive (bsd3, data, library, parsing)2021-12-110.4.4.00xd34df00d
binary-ieee754150.03Backport ieee754 float double combinators to older binary (bsd3, data, library)2016-10-240.1.0.0winterland
binary-instances740.010Orphan instances for binary (bsd3, library, web)2023-02-281.0.4phadej
binary-io382.00Read and write values of types that implement Binary (bsd3, data, io, library, parsing)2021-11-160.6.2vapourismo
binary-list380.02Lists of length a power of two. (bsd3, data, library)2016-07-071.1.1.2DanielDiaz
binary-literal-qq (deprecated)200.01Extends Haskell with binary literals. (bsd3, deprecated, language, library)2012-09-241.0MathieuBoespflug
binary-orphans1900.011Compatibility package for binary; provides instances (binary, bsd3, compatibility, data, library, parsing)2023-03-011.0.4.1phadej
binary-parsers200.03Extends binary with parsec/attoparsec style parsing combinators. (bsd3, data, library)2019-06-260.2.4.0winterland
binary-protocol50.01Monad to ease implementing a binary network protocol. (bsd3, data, library)2009-09-041.0GregoryCrosswhite
binary-protocol-zmq80.01Monad to ease implementing a binary network protocol over ZeroMQ (bsd3, data, library, network)2010-08-020.2NicolasTrangez
binary-search430.04Binary and exponential searches (algorithms, bsd3, library)2021-02-222.0.0RossPaterson, TakayukiMuranushi, Jappie
binary-serialise-cbor90.02Yet Another Binary Serialisation Library (compatibility shim) (bsd3, codec, library)2022-09-240.2.2.0AustinSeipp, BenGamari, FinleyMcIlwaine
binary-state80.03Simple wrapper around Data.Binary, which adds StateT to Get/Put monads. (bsd3, data, library)2011-09-300.1.1IlyaPortnov
binary-store (deprecated)50.01Format to store data using the binary transform. (bsd3, data, deprecated, library)2015-01-140.1.0.1DanielDiaz
binary-streams60.01data serialization/deserialization io-streams library (bsd3, data, io-streams, library)2015-05-070.1.0.1GregoryCollins, petterb
binary-strict400.011Binary deserialisation using strict ByteStrings (bsd3, data, library, parsing)2020-04-110.4.8.6AdamLangley, DominicSteinitz
binary-tagged350.03Tagged binary serialisation. (bsd3, data, library)2021-10-090.3.1phadej
binary-varint100.02VarInt encoding/decoding via Data.Binary (bsd3, data, library)2019-05-230.1.0.0KimAltintop, jkarni
binarydefer220.01Binary serialization with deferred loading (bsd3, data, library)2014-03-131.2.2NeilMitchell
binaryen400.00Haskell bindings to binaryen (bsd3, compiler, library)2021-01-110.0.6.0MathieuBoespflug, terrorjack
bind-marshal50.01Data marshaling library that uses type level equations to optimize buffering. (bsd3, data, library)2011-10-300.1CoreyOConnor
binding-core140.03Data Binding (bsd3, gui, library, user-interfaces)2013-06-090.2.2GideonSireling
binding-gtk60.01Data Binding in Gtk2Hs (bsd3, gui, library, user-interfaces)2013-06-090.2.1GideonSireling
binding-wx60.01Data Binding in WxHaskell (bsd3, gui, library, user-interfaces)2013-06-090.2.1GideonSireling
bindings (deprecated)130.01Deprecated package. (bsd3, deprecated, ffi, library)2009-09-250.1.2MauricioAntunes
bindings-DSL832.078FFI domain specific language, on top of hsc2hs. (bsd3, ffi, library)2018-05-191.0.25DmitryMalikov, JohnWiegley, MauricioAntunes, rethab
bindings-GLFW632.54Low-level bindings to GLFW OpenGL library (bsd3, graphics, library)2024-01-063.3.9.1BrianLewis, SchellScivally, Mokosha, javjarfer
bindings-K805560.01Bindings to Velleman K8055 dll (bsd3, ffi, library)2011-05-170.1.2JorisPutcuyps
bindings-common (deprecated in favor of bindings-DSL)310.09This package is obsolete. Look for bindings-DSL instead. (bsd3, deprecated, ffi, library)2009-11-111.3.4BasVanDijk, MauricioAntunes
bindings-dc139470.02Library for using firewire (iidc-1394) cameras (bsd3, library, system)2011-07-220.2.1VilleTirronen
bindings-directfb140.01Low level bindings to DirectFB (bsd3, ffi, library)2010-08-150.1JohnWiegley, MauricioAntunes, rethab
bindings-eskit70.01Bindings to ESKit. (bsd3, ffi, library, numerical)2010-06-100.0.1AndrewMiller
bindings-fann60.01Low level bindings to FANN neural network library. (bsd3, ffi, library)2010-06-200.0.2JohnWiegley, MauricioAntunes, rethab
bindings-fluidsynth50.01Haskell FFI bindings for fluidsynth software synthesizer (bsd3, library, sound)2016-04-130.2.1BenGamari
bindings-glib150.03Low level bindings to GLib. (bsd3, ffi, library)2010-12-230.1.5JohnWiegley, MauricioAntunes, rethab
bindings-gobject160.02Low level bindings supporting GObject and derived libraries. (bsd3, ffi, library)2012-09-290.4MauricioAntunes, YurasShumovich
bindings-gpgme220.02Project bindings-* raw interface to gpgme (bsd3, ffi, library)2022-05-150.1.8DmitryMalikov, JohnWiegley, MauricioAntunes, rethab
bindings-gsl262.01Low level bindings to GNU GSL. (bsd3, ffi, library)2013-08-280.2.1JohnWiegley, MauricioAntunes, rethab
bindings-hdf580.01Project bindings-* raw interface to HDF5 library (bsd3, ffi, library)2019-05-010.1.2JohnWiegley, MauricioAntunes, rethab
bindings-libcddb170.01Low level binding to libcddb. (bsd3, ffi, library)2010-06-200.3JohnWiegley, MauricioAntunes, rethab
bindings-libffi140.01Low level bindings to libffi. (bsd3, ffi, library)2010-06-200.3JohnWiegley, MauricioAntunes, rethab
bindings-libpci90.00Low level bindings to libpci (bsd3, ffi, library)2021-12-300.4.0.2dopamane
bindings-libusb300.06Low level bindings to libusb. (bsd3, ffi, library)2014-10-291.4.5.0BasVanDijk, MauricioAntunes
bindings-libv4l260.02bindings to libv4l2 for Linux (bsd3, library, system)2011-07-030.1ClaudeHeilandAllen
bindings-libzip320.02Low level bindings to libzip. (bsd3, ffi, foreign, library)2016-08-291.0.1SergeyAstanin
bindings-linux-videodev260.02bindings to Video For Linux Two (v4l2) kernel interfaces (bsd3, graphics, library)2017-12-030.1.0.1ClaudeHeilandAllen
bindings-lxc160.02Direct Haskell bindings to LXC (Linux containers) C API. (bsd3, ffi, library)2018-08-090.2.2NickolayKudasov
bindings-mmap (deprecated in favor of bindings-posix)100.01(deprecated) see bindings-posix instead (bsd3, deprecated, library, system)2013-02-181.0ClaudeHeilandAllen
bindings-monetdb-mapi70.01Low-level bindings for the MonetDB API (mapi) (bsd3, database, library)2018-12-150.1.0.2muesli4
bindings-mpdecimal (deprecated in favor of deka)80.01bindings to mpdecimal library (bsd3, deprecated, library, math)2014-01-200.8.0.0OmariNorman
bindings-parport210.01parport bindings (bsd3, ffi, library)2011-08-110.0.4SivaramGowkanapalli
bindings-portaudio210.02Low-level bindings to portaudio library (bsd3, library, sound)2020-09-110.3FumiakiKinoshita
bindings-posix260.05Project bindings-* raw interface to Posix (bsd3, ffi, library)2018-05-191.2.7BasVanDijk, JohnWiegley, MauricioAntunes, rethab
bindings-ppdev60.01PPDev bindings (bsd3, ffi, library)2011-08-110.0.3SivaramGowkanapalli
bindings-sophia150.02Low-level bindings to sophia library (bsd3, database, library)2014-03-100.2.0.2EyalLotem
bindings-sqlite3220.02Low level bindings to sqlite3. (bsd3, ffi, library)2013-07-241.0.3JohnWiegley, MauricioAntunes, rethab
bindings-svm130.02Low level bindings to libsvm. (bsd3, ffi, library)2011-07-180.2.1PauloTanimoto, VilleTirronen
bindings-wlc120.01Bindings against the wlc library (bsd3, ffi, library)2016-04-030.1.0.7ashleyis
binembed80.01Embed data into object files. (bsd3, distribution, library, program)2015-04-080.1.0.3ClaudeHeilandAllen
binembed-example60.01Example project using binembed to embed data in object files. (bsd3, distribution, program)2015-04-080.1.0.3ClaudeHeilandAllen
bini202.01A collection of various methods for reading and writing bini files. (bsd3, configuration, data, library)2016-01-220.1.5TWeise
bins140.01Aggregate continuous values into discrete bins (bsd3, library, math)2019-10-040.1.2.0jle
bio-sequence (deprecated)50.01Initial project template from stack (bio, bsd3, deprecated, library)2017-08-030.1.0.0ozzzzz
biohazard430.01bioinformatics support library (bioinformatics, bsd3, library)2020-01-062.1ustenzel
biostockholm140.01Parsing and rendering of Stockholm files (used by Pfam, Rfam and Infernal). (bioinformatics, bsd3, library)2015-07-210.3.4FelipeLessa
bird230.01A simple, sinatra-inspired web framework. (bsd3, library, program, web)2010-08-230.0.19MattParker
birds-of-paradise110.00Birds of Paradise (bsd3, language, library)2023-04-190.2.1.2KatsutoshiItoh
biscuit-haskell130.01Library support for the Biscuit security token (bsd3, library, security)2022-12-150.3.0.0clementd
biscuit-servant130.00Servant support for the Biscuit security token (bsd3, library, security)2022-12-150.3.0.0clementd
bit-protocol142.01Encode binary protocols with some odd bit numbers into a bytestring (bits, bsd3, bytes, data, library, parsing, protocols)2018-07-300.2.3.0k_bx
bit-stream (deprecated in favor of chimera)70.01Lazy, infinite, compact stream of Bool with O(1) indexing. (bsd3, deprecated, library, unclassified)2017-08-080.1.0.2Bodigrim
bit-vector110.01Simple bit vectors for Haskell (bit-vectors, bsd3, data, library)2015-03-240.2.0AdamFoltzer
bitarray430.02Mutable and immutable bit arrays (bsd3, data, library)2014-08-120.0.1.1BalazsKomuves
bitcoin-compact-filters70.01BIP 158 compact block filters (bsd3, library, unclassified)2023-04-130.1.1IanShipman
bitcoin-hs50.02Partial implementation of the Bitcoin protocol (as of 2013) (bitcoin, bsd3, cryptography, library)2016-10-210.0.1BalazsKomuves
bitcoin-rpc50.01Library to communicate with the Satoshi Bitcoin daemon (bitcoin, bsd3, library, network)2014-01-070.5.0.1JanVornberger
bitcoin-scripting62.00Resources for working with miniscript, and script descriptors (bsd3, language, library)2022-08-040.3.0IanShipman
bitcoind-regtest50.00A library for working with bitcoin-core regtest networks (bsd3, library, program, unclassified)2020-11-010.2.0.0IanShipman
bitcoind-rpc50.01A streamlined interface to bitcoin core using Haskoin types and Servant (bsd3, library, unclassified)2020-11-010.2.0.0IanShipman
bitly-cli (deprecated)80.01A command line tool to access bit.ly URL shortener. (bsd3, deprecated, program, utils, web)2011-12-080.1.2SergeyAstanin
bitmap280.012A library for handling and manipulating bitmaps (rectangular pixel arrays). (bsd3, data, graphics, library)2012-02-130.0.2BalazsKomuves
bitmap-opengl200.06OpenGL support for Data.Bitmap. (bsd3, data, graphics, library)2014-03-190.0.1.5BalazsKomuves
bitmaps110.01Bitmap library (bsd3, codec, data, graphics, library)2014-11-300.2.6.3ByronJohnson
bits392.012Various bit twiddling and bitwise serialization primitives (bsd3, data, library, serialization)2021-11-070.6EdwardKmett, EricMertens, ryanglscott
bits-atomic90.07Atomic bit operations on memory locations for low-level synchronization (bsd3, concurrency, data, foreign, library)2010-09-050.1.3GabrielWicke
bits-bytestring130.02Bits instance for bytestrings. (bsd3, data, library)2016-03-250.1.0.1oldmanmike
bits-bytestring-lazy170.01Bits instance for lazy bytestrings. (bsd3, data, library)2016-09-070.1.0.1semaj
bits-conduit70.01Bitstream support for Conduit (bsd3, conduit, data, library)2012-06-290.2.0.0HideyukiTanaka
bits-extra430.09Useful bitwise operations (bit, bsd3, data, library)2022-03-230.0.2.3newhoggy, haskellworks, GeorgeWilson
bits-extras130.04Efficient high-level bit operations not found in Data.Bits (bsd3, data, library)2010-09-200.1.3GabrielWicke
bitstring130.02Lazy bit strings (bsd3, data, library)2010-08-010.0.0BalazsKomuves
bittorrent80.01Bittorrent protocol implementation. (bsd3, library, network)2013-11-250.0.0.3SamTruzjan
bittrex120.00Bindings for the Bittrex API (bsd3, library, program, web)2018-01-080.6.0.0DavidJohnson
bitvec3262.2515Space-efficient bit vectors (bit-vectors, bsd3, data, library, public-domain)2023-08-151.1.5.0JamesCook, Bodigrim
bitwise540.06fast multi-dimensional unboxed bit packed Bool arrays (bit-vectors, bsd3, data, data-structures, library)2018-04-261.0.0.1ClaudeHeilandAllen
bitwise-enum320.00Bitwise operations on bounded enumerations (bsd3, data, data-structures, foreign, library)2023-07-301.0.1.2jnbooth
bitx-bitcoin301.51A Haskell library for working with the BitX bitcoin exchange. (bitcoin, bsd3, finance, library, web)2017-12-240.12.0.0tebello_thejane
bizzlelude360.03A lousy Prelude replacement by a lousy dude (bsd3, library, prelude)2024-01-014.17.2.1TheBizzle
bizzlelude-js100.01A lousy Prelude replacement by a lousy dude (bsd3, library, prelude)2017-10-261.0.4TheBizzle
bkr80.01Backup utility for backing up to cloud storage services (S3 only right now) (backup, bsd3, library, program, system)2012-06-120.1.2MichaelSmietana
bktrees330.02A set data structure with approximate searching (bsd3, data-structures, library)2010-11-220.3.1JosefSvenningsson
bla (deprecated)60.01a stupid cron (bsd3, deprecated, program, system)2009-10-202009.10.20JinjingWang
blakesum (deprecated)90.01The BLAKE SHA-3 candidate hashes, in Haskell (bsd3, cryptography, deprecated, library)2011-07-250.5KevinCantu
blakesum-demo (deprecated)60.01The BLAKE SHA-3 candidate hashes, in Haskell (bsd3, cryptography, deprecated, program)2011-07-250.5KevinCantu
blank-canvas572.05HTML5 Canvas Graphics Library (bsd3, graphics, library)2023-10-050.7.4AndrewFarmer, AndyGill, ryanglscott
blanks150.00Fill-in-the-blanks - A library factoring out substitution from ASTs (bsd3, language, library)2020-11-040.5.0ejconlon
blas (deprecated in favor of hblas)190.01Bindings to the BLAS library (bsd3, deprecated, library, math)2009-01-140.7.6CarterSchonwald
blas-carray160.01Auto-generated interface to Fortran BLAS via CArrays (bsd3, library, math)2023-02-160.1.0.2HenningThielemann
blas-comfort-array170.00Auto-generated interface to Fortran BLAS via comfort-array (bsd3, library, math)2021-08-060.0.0.3HenningThielemann
blas-ffi210.04Auto-generated interface to Fortran BLAS (bsd3, library, math)2018-12-200.1HenningThielemann
blaze (deprecated)190.01None (bsd3, deprecated, library, unclassified)2014-12-080.0.2
blaze-builder4040.0284Efficient buffered output. (bsd3, data, library)2023-08-270.4.2.3AndreasAbel, JasperVanDerJeugt, LeonSmith, SimonMeier
blaze-builder-conduit (deprecated in favor of conduit-extra)290.016Convert streams of builders to streams of bytestrings. (deprecated) (bsd3, conduit, data, deprecated, library)2014-04-021.1.0MichaelSnoyman
blaze-builder-enumerator240.013Enumeratees for the incremental conversion of builders to bytestrings. (bsd3, data, enumerator, library)2015-04-010.2.1.0MichaelSnoyman, SimonHengel, SimonMeier, ThomasSutton
blaze-colonnade440.02blaze-html backend for colonnade (bsd3, library, web)2024-03-061.2.3.0andrewthad, l3c_amartin
blaze-from-html220.01Tool to convert HTML to BlazeHtml code. (bsd3, program, text)2017-01-200.4.0.1JasperVanDerJeugt
blaze-html4362.5219A blazingly fast HTML combinator library for Haskell (bsd3, library, text)2024-03-060.9.2.0JasperVanDerJeugt, SimonMeier
blaze-html-contrib100.01Some contributions to add handy things to blaze html. (bsd3, library, web)2012-04-050.2.2AdityaBhargava
blaze-html-hexpat40.01A hexpat backend for blaze-html. (bsd3, library, text)2010-12-250.1.0.0JasperVanDerJeugt
blaze-html-truncate130.01A truncator for blaze-html (bsd3, library, text)2013-03-190.3.0.0MarcelRuegenberg
blaze-htmx50.00Blaze integration of the htmx library (bsd3, library, text, web)2022-05-090.1.0.0TobiasB91
blaze-markup3700.0131A blazingly fast markup combinator library for Haskell (bsd3, library, text)2023-09-250.8.3.0DeepakJois, JasperVanDerJeugt
blaze-shields162.01create svg by Haskell (bsd3, library, web)2015-09-150.1.1.11Qinka
blaze-svg1002.016SVG combinator library (bsd3, graphics, library)2023-06-060.3.7BrentYorgey, DeepakJois
blaze-textual2000.020Fast rendering of common datatypes (bsd3, library, text)2023-03-020.2.3.1BryanOSullivan, swamp_agr
blaze-textual-native (deprecated in favor of blaze-textual)90.03Fast rendering of common datatypes (deprecated) (bsd3, deprecated, library, text)2012-01-190.2.1.1MichaelSnoyman
ble190.00Bluetooth Low Energy (BLE) peripherals (bsd3, library, program, unclassified)2017-12-050.4.2jkarni, scottmurphy09
blink1100.01Control library for blink(1) LED from ThingM (bsd3, hardware, library, program)2014-12-040.4DylanSimon
blip70.01Python to bytecode compiler. (bsd3, language-, program)2013-06-210.2.1BerniePope
bliplib80.01Support code for Blip. (bsd3, development, library)2013-06-210.2.1BerniePope
blockchain100.01Generic blockchain implementation. (blockchain, bsd3, library)2017-07-030.0.3tgolson
blockhash40.00Blockhash perceptual image hash algorithm (bsd3, library, program, web)2016-07-190.1.0.0kseo
blocking-transactions150.01Composable, blocking transactions. (bsd3, concurrency, library)2010-07-220.1.0.5ChristopherLaneHinson
blogination (deprecated)150.01Very simple static blog software (bsd3, deprecated, library, program, web)2009-02-260.5ChrisDone
bloodhound542.05Elasticsearch client library for Haskell (bsd3, database, library, search)2022-08-280.21.0.0MichaelXavier, wraithm, bitemyapp, ChrisAllen, gdifolco
bloodhound-amazonka-auth70.01Adds convenient Amazon ElasticSearch Service authentication to Bloodhound. (bsd3, library, web)2018-04-300.1.2.1MichaelXavier
bloomfilter960.03Pure and impure Bloom Filter implementations. (bsd3, data, library)2023-08-042.0.1.2BryanOSullivan, JoeyHess
bloomfilter-redis82.01Distributed bloom filters on Redis (using the Hedis client). (bsd3, data, library)2019-06-250.1.0.4hesiod
blucontrol200.00Configurable blue light filter (bsd3, library, program, system)2024-01-160.7.1.0jumper149
bludigon (deprecated in favor of blucontrol)60.00Configurable blue light filter (bsd3, deprecated, library, program, system)2020-08-100.1.1.0jumper149
bluemix-sdk120.01Bindings to Bluemix APIs (bsd3, library, web)2017-05-280.1.1.0AlexanderThiemann
bluetile210.01full-featured tiling for the GNOME desktop environment (bsd3, program, system)2011-11-260.6JanVornberger
bluetileutils (deprecated in favor of bluetile)50.01Utilities for Bluetile (bsd3, deprecated, program, utils)2009-09-030.2JanVornberger
blunk-hask-tests (deprecated)40.01spam (bsd3, deprecated, program, spam)2018-09-160.2
bnb-staking-csvs272.00Generate CSV Exports of Your BNB Staking Rewards. (bsd3, console, finance, library, program, web)2024-02-040.2.2.0lysergia
bogre-banana60.01 (bsd3, game-engine, library, program)2013-03-310.0.1DavidEichmann
bolt130.01Bolt driver for Neo4j (bsd3, database, library)2017-03-300.3.1.0bflyblue
boltzmann-brain100.00Analytic sampler compiler for combinatorial systems. (bsd3, library, math, program)2019-12-091.6mbendkowski
bond-haskell110.01Runtime support for BOND serialization (bsd3, data, library, parsing)2016-11-260.1.5.0blaze
bond-haskell-compiler120.01Bond code generator for Haskell (bsd3, language, library, program)2016-11-260.1.5.0blaze
bookkeeper220.01Anonymous records and overloaded labels (bsd3, data-structures, library, program, records)2017-12-170.2.5jkarni, bandali
bookkeeper-permissions50.01Permissions for bookkeeper records (bsd3, data-structures, library, records)2016-09-120.1.0.0pkamenarsky
bool-extras100.03A fold function for Bool (bsd3, data, library)2014-04-040.4.0TomLokhorst
bool8160.04Alternative Bool type stored as byte (bsd3, foreign, library)2017-10-170.0.1.1HenningThielemann
boolean-like150.01Logical combinatory operations dealing with datatypes representing booleans by their constructors. (bsd3, control, library)2016-09-220.1.1.0Shou
boolexpr150.02Boolean expressions with various representations and search queries. (bsd3, data-structures, library, parsing, search)2023-03-130.2NicolasPouillard
bools (deprecated)180.02None (bsd3, deprecated, library, unclassified)2014-12-080.1.1
boolsimplifier190.01Simplification tools for simple propositional formulas. (bsd3, language, library, math)2014-12-150.1.8GershomBazerman
boombox60.01Chronokinetic stream sources and incremental consumers (bsd3, data, library)2016-02-080.0FumiakiKinoshita
boomerang620.08Library for invertible parsing and printing (bsd3, library, parsing, text)2024-01-101.4.9.1DagOdenhall, JeremyShaw
boomwhacker270.00Convert MIDI file to play-along boomwhacker animation (bsd3, music, program, sound)2024-02-260.0.2HenningThielemann
boop82.01OOP primitives for Haskell (bsd3, library, oop)2017-11-010.1.0.0TobiasDammers
bordacount120.01Implementation of the Borda count election method. (algorithms, bsd3, library)2017-09-010.1.0.0hverr
borel40.01Metering System for OpenStack metrics provided by Vaultaire. (bsd3, development, library)2015-03-260.18.0fractalcat
boring2250.09Boring and Absurd types (bsd3, data, library)2023-03-150.2.1phadej
boring-game90.00An educational game (bsd3, library, program, web)2017-02-090.1.0.1checkraiser
boring-window-switcher90.00A boring window switcher. (bsd3, graphics, library, program)2018-03-150.1.0.5debugito
borsh122.00Implementation of BORSH serialisation (bsd3, codec, library)2023-03-170.3.0EdskoDeVries, FinleyMcIlwaine
bot100.01bots for functional reactive programming (bsd3, frp, library, reactivity)2010-02-250.3ConalElliott
botan-bindings210.00Raw Botan bindings (bsd3, cryptography, library)2024-02-130.0.1.0ldillinger
botan-low230.00Low-level Botan bindings (bsd3, cryptography, library)2024-02-130.0.1.0ldillinger
bound892.59Making de Bruijn Succ Less (bsd3, compilers-interpreters, language, library)2023-08-062.0.7EdwardKmett, EricMertens, ryanglscott
bound-extras60.00ScopeH and ScopeT extras for bound (bsd3, compilers, interpreters, language, library)2022-01-020.0.2phadej
bound-simple52.00A lightweight implementation of 'bound' (bsd3, language, library)2021-10-180.2.0.0ocramz
bounded-array50.01Arrays with a value for every index (bsd3, data, library)2018-10-150.1.0.0puffnfresh
bounded-queue150.00A strict, immutable, thread-safe, single-ended, bounded queue. (bsd3, data, library)2019-05-061.0.0fosskers
bounded-tchan (deprecated in favor of stm-chans)210.01Bounded Transactional channels (queues) (bsd3, concurrency, deprecated, library)2011-11-060.2.3ThomasDuBuisson
boundingboxes330.05A generic boundingbox for an arbitrary vector (bsd3, data, library)2015-03-140.2.3FumiakiKinoshita
bowtie110.00Tying knots in polynomial functors (bsd3, library, unclassified)2024-02-080.3.1ejconlon
box340.08A profunctor effect system. (bsd3, control, library)2023-12-220.9.3.1tonyday567
box-csv (deprecated)100.03CSV parsing in a box. (bsd3, deprecated, library, project)2022-02-090.2.0tonyday567
box-socket120.02Box websockets (bsd3, library, program, project, web)2023-12-220.5.1.0tonyday567
boxes1070.0252D text pretty-printing library (bsd3, library, text)2018-03-100.1.5BrentYorgey, dfeuer, kindaro
bpann140.01backpropagation neuronal network (ai, bsd3, library)2011-10-010.1.1RobertSteuck
bpath80.00A minimal typed unix path library (bsd3, library, system)2020-12-290.1.0Poscat
braid60.01Types and functions to work with braids and Khovanov homology. (bsd3, library, math, program)2016-01-180.1.0.0saltza
brain-bleep60.01primitive imperative language (bsd3, language, program)2019-05-220.1.0.2AlanHawkins
brainfuck-monad190.01BrainFuck monad (bsd3, compilers-interpreters, library)2020-02-260.5.2JoeyHess
brainfuck-tut170.01A simple BF interpreter. (bsd3, language, library, program)2016-12-300.7.0.2alleledev
brainheck240.00Brainh*ck interpreter in haskell (bsd3, library, program, web)2018-09-050.1.0.10vmchale
brassica80.00Featureful sound change applier (bsd3, library, linguistics, program)2024-01-040.2.0bradrn
break130.01Break from a loop (bsd3, control, library)2017-04-071.0.2GabrielGonzalez
brians-brain50.01A Haskell implementation of the Brian's Brain cellular automaton (bsd3, game, program)2009-10-150.0.1WillDonnelly
brick5432.7532A declarative terminal user interface library (bsd3, graphics, library)2023-12-212.3.1JonathanDaugherty
brick-dropdownmenu50.01A drop-down menu widget for brick. (bsd3, graphics, library)2018-09-170.1.0mlang
brick-filetree180.00 (bsd3, library, unclassified)2019-02-130.1.0.3ChrisPenner
brick-skylighting290.01Show syntax-highlighted text in your Brick UI (bsd3, graphics, library)2022-08-081.0JonathanDaugherty
brillig50.01Simple part of speech tagger (bsd3, library, natural-language-processing, program)2011-09-030.3.1EricKow
broadcast-chan360.07Closable, fair, single-wakeup channel type that avoids 0 reader space leaks. (bsd3, library, system)2022-01-120.2.1.2MerijnVerstraaten
broadcast-chan-conduit170.01Conduit-based parallel streaming code for broadcast-chan (bsd3, library, system)2022-01-120.2.1.2MerijnVerstraaten
broadcast-chan-pipes130.01Pipes-based parallel streaming code for broadcast-chan (bsd3, library, system)2022-01-120.2.1.1MerijnVerstraaten
broadcast-chan-tests180.01Helpers for generating tests for broadcast-chan (bsd3, library, system)2022-01-120.2.1.2MerijnVerstraaten
broccoli90.01Small library for interactive functional programs. (bsd3, frp, library)2015-03-160.4.1.0evanrinehart
brok172.00Finds broken links in text files (bsd3, command-line-tools, library, program)2020-07-271.1.0smallhadroncollider
broker-haskell50.01Haskell bindings to Broker, Bro's messaging library. (bsd3, language, library)2015-08-160.1.0.0DavidBanas
bronyradiogermany-common60.01Common types and URIs for the BronyRadioGermany API bindings. (bsd3, library, network)2018-04-111.0.0.1implementation
bronyradiogermany-streaming50.01Streaming interface for the BronyRadioGermany API. (bsd3, library, network)2018-04-111.0.0.1implementation
brotli-conduit60.00Conduit interface for Brotli (RFC7932) compression. (bsd3, codec, compression, conduit, library)2019-04-200.0.0.0AndreasAbel, HerbertValerioRiedel
brotli-streams150.01IO-Streams interface for Brotli (RFC7932) compression (bsd3, codec, compression, io-streams, library)2019-04-200.0.0.0AndreasAbel, HerbertValerioRiedel
browscap50.01A reader and interface for the Browser Capabilities Project data files. (bsd3, data, library, web)2017-04-300davean
bsb-http-chunked1820.01Chunked HTTP transfer encoding for bytestring builders (bsd3, data, library, network)2018-09-290.0.0.4sjakobi
bsd-sysctl210.02Access to the BSD sysctl(3) interface (bsd, bsd3, library, system)2017-10-081.0.8.0MaximeHenrion, palik
bson-generic140.01Generic functionality for BSON (bsd3, data, library)2020-08-080.0.9PetrPilar
bson-generics (deprecated in favor of bson-generic)50.01Generics functionality for BSON (bsd3, data, deprecated, library)2012-01-260.0.1PetrPilar
bspack250.01A simple and fast bytestring packer (bsd3, data, library)2014-12-020.0.4nicolasdp
bsparse100.01A simple unassuming parser for bytestring (bsd3, bsparse, library)2014-11-050.0.5VincentHanquez, nicolasdp
btc-lsp50.00Lightning service provider (bitcoin, bsd3, finance, library, lightning, network, payments, program)2022-07-220.1.0.0coingaming
btree110.01B-Tree on Unmanaged Heap (bsd3, data, library)2018-11-090.4.0andrewthad, chessai
btrfs430.01Bindings to the btrfs API (bsd3, filesystem, library, system)2023-06-230.2.1.0MariosTitas
buffer-builder490.05Library for efficiently building up buffers, one piece at a time (bsd3, data, library)2022-05-130.2.4.8chadaustin, afriesen
buffer-pipe160.01Read from stdin and write to stdout in large blocks (bsd3, console, program)2016-01-110.0HenningThielemann
buffon-machines70.00Perfect simulation of discrete random variables (bsd3, library, math)2019-09-161.1.1.1mbendkowski
bugsnag-hs322.252A Bugsnag client for Haskell. (bsd3, library, web)2023-09-100.2.0.12stoeffel, JasperWoudenberg
bugzilla80.01A Haskell interface to the Bugzilla native REST API (bsd3, library, web)2014-06-260.2.1.1swift, sethfowler
bugzilla-redhat270.00A Haskell interface to the Bugzilla native REST API (bsd3, library, web)2023-10-021.0.1.1JensPetersen
build-env60.00Compute, fetch and install Cabal build plans into a local environment (bsd3, distribution, library, program)2023-03-091.1.0.0sheaf
buildbox800.01Rehackable components for writing buildbots and test harnesses. (bsd3, development, library, testing)2018-10-122.2.1.2BenLippmeier
buildbox-tools90.01Tools for working with buildbox benchmark result files. (bsd3, development, program, testing)2012-02-031.5.3.1BenLippmeier
builder70.00bounded ByteArray builder type (bsd3, data, library)2019-09-130.2chessai
buildwrapper700.01A library and an executable that provide an easy API for a Haskell IDE (bsd3, development, library, program)2015-01-260.9.1JeanPhilippeMoresmau
bullet170.02A wrapper for the Bullet physics engine. (bsd3, library, physics)2014-11-080.2.4CsabaHruska
bumper140.01Automatically bump package versions, also transitively. (bsd3, development, program)2015-01-060.6.0.3AdamBergmark, BramSchuur, ErikHesselink
bus-pirate160.01Haskell interface to the Bus Pirate binary interface (bsd3, library, system)2016-04-130.7.0BenGamari
buster180.04Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-06-232.51JeffersonHeard
buster-gtk50.02Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-182.0JeffersonHeard
buster-network70.01Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-181.2JeffersonHeard
butcher750.02Chops a command or program invocation into digestable pieces. (bsd3, library, ui)2020-06-101.3.3.2lspitzner, fozworth, dukerutledge
butter92.01Monad Transformer for Asyncronous Message Passing (bsd3, concurrency, distrbution, distributed-computing, library)2018-06-190.1.0.6mpahrens
buttplug-hs-core60.00Client library for buttplug.io (bsd3, hardware, library, program)2021-10-260.1.0.1sullyj3
bv260.06Bit-vector arithmetic library (bit-vectors, bsd3, data, library)2018-03-110.5IagoAbal
bv-embed140.00Define embeddings of small bit vectors into larger ones (bsd3, data, library)2019-01-270.1.0benselfridge
bv-little302.03Efficient little-endian bit vector library (bit-vectors, bsd3, data, library)2023-10-031.3.2recursion_ninja
bv-sized692.05a bitvector datatype that is parameterized by the vector width (bit-vectors, bsd3, library)2023-01-231.0.5KevinQuick, ryanglscott, benselfridge, galoisinc
bv-sized-lens60.00Well-typed lenses for bv-sized bitvectors. (bit-vectors, bsd3, library)2021-05-060.1.0.0benselfridge
by-other-names80.00Give aliases to record fields. (bsd3, data, library)2022-12-051.2.3.0DanielDiazCarrete
bytable170.03data from/to ByteString (bsd3, codec, library)2014-07-010.1.0.0YoshikuniJujo
byte-containers80.01Sets and maps with 8-bit words for keys (bsd3, data, library)2024-01-310.1.0.1l3c_amartin
byte-order860.07Portable big-endian and little-endian conversions (bsd3, data, library)2024-02-020.1.3.1andrewthad, chessai, l3c_amartin
byteable1100.075Type class for sequence of bytes (bsd3, data, library)2013-06-280.1.1VincentHanquez
bytebuild1480.020Build byte arrays (bsd3, data, library)2024-02-070.3.16.2andrewthad, chessai, l3c_amartin
bytedump160.07Flexible byte dump helpers for human readers. (bsd3, debug, library)2012-09-061.0VincentHanquez
bytehash380.01Universal hashing of bytes (bsd3, data, library)2024-02-140.1.1.2andrewthad, chessai, l3c_amartin
bytelog90.00Fast logging (bsd3, data, library)2024-02-020.1.3.1andrewthad, l3c_amartin
byteorder1970.011Exposes the native endianness or byte ordering of the system. (bsd3, library, system)2013-04-241.0.4AntoineLatter
bytes2162.026Sharing code for serialization between binary and cereal (bsd3, data, library, serialization)2023-08-060.17.3EdwardKmett, EricMertens, ryanglscott
bytes-metrics70.00Calculate string metrics on Bytes efficiently (bsd3, data, library)2024-01-300.1.0.0l3c_amartin
byteset210.01Set of bytes. (bsd3, data, library)2023-09-270.1.1.1DanielDiaz
byteslice1460.033Slicing managed and unmanaged memory (bsd3, data, library)2024-02-070.2.13.2andrewthad, chessai, l3c_amartin
bytesmith1000.014Nonresumable byte parser (bsd3, data, library)2024-02-280.3.11.1andrewthad, chessai, l3c_amartin
bytestring5412.755953Fast, compact, strict and lazy byte strings with a list interface (bsd3, data, library)2024-02-160.12.1.0BenGamari, DonaldStewart, DuncanCoutts, HerbertValerioRiedel, IanLynagh, SylvainHenry, Bodigrim, sjakobi, chessai, clyring
bytestring-aeson-orphans70.00Aeson instances for ByteString, using base 64 encoding (bsd3, data, library)2023-05-250.1.0.1abrar
bytestring-arbitrary142.03Arbitrary instances for ByteStrings (bsd3, data, library)2019-06-040.1.3tsuraan
bytestring-builder1740.046The new bytestring builder, packaged outside of GHC (bsd3, data, library)2018-09-250.10.8.2.0LeonSmith, ryanglscott
bytestring-class (deprecated)70.09Classes for automatic conversion to and from strict and lazy bytestrings. (deprecated) (bsd3, data, deprecated, library)2014-03-210.0.0.1MichaelSnoyman
bytestring-csv100.03Parse CSV formatted data efficiently (bsd3, data, library)2008-07-210.1.2DonaldStewart
bytestring-encoding450.05ByteString ↔ Text converter based on GHC.IO.Encoding (bsd3, data, library, text)2022-01-280.1.2.0MasahiroSakai
bytestring-handle350.02ByteString-backed Handles (bsd3, library, system)2017-11-300.1.0.6GaneshSittampalam
bytestring-lexing1330.040Efficiently parse and produce common integral and fractional numbers. (bsd3, data, library)2023-11-160.5.0.11DonaldStewart, WrenThornton, WrenRomano
bytestring-mmap220.012mmap support for strict ByteStrings (bsd3, library, system)2011-04-290.2.2DonaldStewart
bytestring-nums370.07Parse numeric literals from ByteStrings. (bsd3, library, text)2012-11-230.3.6JasonDusek
bytestring-plain70.01Plain byte strings ('ForeignPtr'-less 'ByteString's) (bsd3, data, library)2015-09-070.1.0.2HerbertValerioRiedel
bytestring-progress410.01A library for tracking the consumption of a lazy ByteString (bsd3, control, library)2019-08-281.4AdamWick
bytestring-short160.03Backport copy of ShortByteString (bsd3, library, text)2018-08-260.1.0.2KeiHibino
bytestring-show300.016Efficient conversion of values into readable byte strings. (bsd3, library, text)2014-03-310.3.5.6DanDoel
bytestring-substring40.00break bytestrings up into substrings (bsd3, data, library, parsing)2019-04-250.1chessai
bytestring-time (deprecated in favor of text-time)50.02Library for Time parsing from ByteString (bsd3, data, deprecated, library)2016-12-130.1.0klangner
bytestring-to-vector450.07Convert between ByteString and Vector.Storable without copying (bsd3, data-structures, library)2019-02-080.3.0.1SvenHeyll
bytestring-trie752.523An efficient finite map from bytestrings to values. (bsd3, data, data-structures, library)2023-03-190.2.7.2WrenThornton, WrenRomano
bytestring-typenats40.01Bytestrings with typenat lengths (bsd3, data, library)2017-01-261.0.0tsuraan
bytestringparser70.01Combinator parsing with Data.ByteString.Lazy (bsd3, library, parsing, text)2008-01-270.3BryanOSullivan
bytestringparser-temporary120.02Combinator parsing with Data.ByteString.Lazy (bsd3, library, parsing, text)2009-09-150.4.1JasonDusek
bytestringreadp60.01A ReadP style parser library for ByteString (bsd3, library, text)2007-12-130.2GracjanPolak
bytetrie70.00Tries with Bytes as keys. (bsd3, data, library)2024-01-310.1.0.1l3c_amartin
byteunits370.00Human friendly conversion between byte units (KB, MB, GB...) (bsd3, library)2020-12-150.4.0.3chrissound
bz2742.05Bindings to libbz2 (bsd3, compression, library)2024-03-091.0.1.1maerwald, vmchale
bzip-signature120.00Backpack signature for BZip compression (bsd3, bzip, compression, library, signatures)2020-03-270.2.0.0vmchale
bzip2-clib290.00bzip2 C sources (bsd3, codec, library)2024-03-091.0.8maerwald
bzlib720.019Compression and decompression in the bzip2 format (bsd3, codec, library)2024-03-100.5.2.0DuncanCoutts, Bodigrim
bzlib-conduit1680.05Streaming compression/decompression via conduits. (bsd3, codec, library)2024-03-100.3.0.3HideyukiTanaka, MichaelSnoyman
bzlib-conduit-jappie (deprecated in favor of bzlib-conduit)50.00Streaming compression/decompression via conduits. (bsd3, codec, deprecated, library)2022-04-230.3.0.3
c-enum220.04To make a type corresponding to an enum of C language (bsd3, foreign, library)2022-04-080.1.1.3YoshikuniJujo
c-io60.01C IO. (bsd3, library, system)2008-10-280.1.0MattMorrow
c-mosquitto180.00Simpe mosquito MQTT binding able to work with the Amazons IoT (bsd3, library, program)2019-10-240.1.7.0tolysz
c-storable130.01CStorable class (bsd3, development, haskell, library)2020-07-190.3EvanLaforge
c-storable-deriving240.04Generate C-like storable instances from datatypes (bsd3, foreign, library)2015-12-290.1.3MatthewMaurer
c-struct200.03To make a wrapper for struct of C language (bsd3, foreign, library)2023-05-260.1.3.0YoshikuniJujo
c10k90.04C10k server library using prefork (bsd3, library, network)2011-08-310.5.0KazuYamamoto
c2hsc310.01Convert C API header files to .hsc and .hsc.helper.c files (bsd3, development, library, program)2017-12-090.7.1JohnWiegley
ca100.01Cellular Automata (bsd3, library, math)2018-04-220.0.0.1
ca-province-codes180.01ISO 3166-2:CA Province Codes and Names (bsd3, data, library)2019-01-281.0.0.0lysergia
cab590.01A maintenance command of Haskell cabal packages (bsd3, distribution, library, program)2023-04-260.2.21KazuYamamoto
cabal-bounds762.01A command line program for managing the dependency versions in a cabal file. (bsd3, development, library, program, utils)2020-06-272.3.0DanielTrstenjak
cabal-build-programs100.00Adds executable dependencies to the Cabal build (bsd3, distribution, library)2020-01-170.1.0.1deech
cabal-bundle-clib40.00Bundling C/C++ projects in Cabal package made easy (bsd3, development, library)2019-02-030.1.0zelinf
cabal-cache552.00CI Assistant for Haskell projects (bsd3, development, library, program)2023-02-051.0.6.0newhoggy, haskellworks, maerwald
cabal-cargs480.01A command line program for extracting compiler arguments from a cabal file. (bsd3, development, library, program, utils)2020-06-271.3.0DanielTrstenjak
cabal-clean180.00Remove outdated cabal build artefacts from `dist-newstyle`. (bsd3, development, program)2023-06-090.2.20230609AndreasAbel
cabal-db172.251query tools for the local cabal database (bsd3, program, tools)2015-03-110.1.12VincentHanquez
cabal-debian1231.751Create a Debianization for a Cabal package (bsd3, debian, distribution, library, program, system)2024-02-065.2.3ClintAdams, DavidFox
cabal-dependency-licenses130.01Compose a list of a project's transitive dependencies with their licenses (bsd3, distribution, program)2017-01-220.2.0.0JasperVanDerJeugt
cabal-dev (deprecated in favor of cabal-install)310.01Manage sandboxed Haskell build environments (bsd3, deprecated, development, program)2013-02-280.9.2JonathanDaugherty, JoshHoyt, RoganCreswick
cabal-dir100.01show dist dir of 'cabal copy/install' (bsd3, distribution, program)2013-12-240.1.0.4YoshikuniJujo
cabal-doctest (deprecated)2542.01A Setup.hs helper for running doctests (bsd3, deprecated, distribution, library)2021-11-071.0.9AndreasAbel, phadej, ryanglscott
cabal-file250.00Cabal file access (bsd3, distribution, library, program)2020-11-130.1.1JensPetersen
cabal-file-th160.02Template Haskell expressions for reading fields from a project's cabal file. (bsd3, development, library)2020-03-220.2.7NickPartridge, SimonMichael
cabal-fix50.00Fix for cabal files. (bsd3, distribution, library, program)2024-01-150.0.0.2tonyday567
cabal-flatpak202.00Generate a FlatPak manifest from a Cabal package description (bsd3, distribution, program)2024-01-160.1.1HenningThielemann
cabal-ghc-dynflags50.01Conveniently configure GHC's dynamic flags for use with Cabal projects (bsd3, development, library)2015-08-140.1.0.1BenGamari
cabal-ghci (deprecated in favor of cabal-install)90.01Set up ghci with options taken from a .cabal file (bsd3, deprecated, development, library, program)2013-08-090.3EtienneLaurin
cabal-hoogle202.00generate hoogle database for cabal project and dependencies (bsd3, development, library, program)2024-02-253.10.0.0kokobd
cabal-install4102.52The command-line interface for Cabal and Hackage. (bsd3, distribution, library, program)2023-11-073.10.2.1AndresLoeh, DuncanCoutts, HerbertValerioRiedel, MikhailGlushenkov, MikolajKonarski, phadej, Bodigrim, topos, hecate
cabal-install-bundle140.01The (bundled) command-line interface for Cabal and Hackage. (bsd3, distribution, program)2013-12-191.18.0.2.1BartoszCwiklowski
cabal-install-ghc7270.01Temporary version of cabal-install for ghc-7.2 (bsd3, distribution, program)2011-12-050.10.4TonyHannan
cabal-install-ghc74 (deprecated in favor of cabal-install)50.01Temporary version of cabal-install for ghc-7.4 (bsd3, deprecated, distribution, program)2012-03-050.10.4AndreasAbel
cabal-install-solver1700.01The command-line interface for Cabal and Hackage. (bsd3, distribution, library)2023-11-073.10.2.1MikolajKonarski, hecate
cabal-lenses270.03Lenses and traversals for the Cabal library. (bsd3, development, library, utils)2023-05-14DanielTrstenjak
cabal-macosx342.254Cabal support for creating Mac OSX application bundles. (bsd3, distribution, library, program)2019-12-260.2.4.2EricKow, dfrancesconi
cabal-meta190.01build multiple packages at once (bsd3, development, library, program)2015-03-260.4.1.3GregWeber
cabal-nirvana (deprecated)90.01Avoid Cabal dependency hell by constraining to known good versions. (deprecated) (bsd3, deprecated, distribution, program)2014-03-200.2.2.1MichaelSnoyman
cabal-pkg-config-version-hook110.00Make Cabal aware of pkg-config package versions (bsd3, distribution, library)2023-06-270.1.0.1RobertHensing
cabal-progdeps50.01Show dependencies of program being built in current directory (bsd3, distribution, program)2012-01-141.0KevinQuick
cabal-query40.01Helpers for quering .cabal files or hackageDB's 00-index.tar (bsd3, library, system)2009-08-090.1MaxDesyatov
cabal-scripts120.01Shell scripts for support of Cabal maintenance (bsd3, development, library)2015-04-080.1.1HenningThielemann
cabal-setup70.01The user interface for building and installing Cabal packages (bsd3, distribution, program)2007-10-211.2.1DuncanCoutts
cabal-sign160.01Sign and verify Cabal packages. (bsd3, development, program)2013-02-020.4.1.0ChrisDone
cabal-sort270.01Topologically sort cabal packages (bsd3, distribution, program)2023-09-290.1.2HenningThielemann
cabal-src (deprecated in favor of stack)240.01Alternative install procedure to avoid the diamond dependency issue. (bsd3, deprecated, distribution, program)2016-10-100.3.0.2MichaelSnoyman
cabal-test50.01Automated test tool for cabal projects. (bsd3, program, testing)2007-09-160.1DavidHimmelstrup
cabal-test-bin120.01A program for finding temporary build file during cabal-test. (bsd3, library, program, testing)2015-02-030.1.5junjihashimoto
cabal-test-compat (deprecated)120.01Compatibility interface of cabal test-suite. (bsd3, deprecated, library, testing)2015-01-020.2.0.0KeiHibino
cabal-toolkit150.01Helper functions for writing custom Setup.hs scripts. (bsd3, distribution, library)2020-03-270.0.7sgraf812, terrorjack
cabal-uninstall500.01Uninstall cabal packages (bsd3, distribution, program)2014-08-220.1.6JanChristiansen
cabal-upload90.01Command-line tool for uploading packages to Hackage (bsd3, distribution, program)2007-08-240.4BjornBringert
cabal2arch (deprecated)510.01Create Arch Linux packages from Cabal packages. (bsd3, deprecated, distribution, program)2011-05-091.1DonaldStewart, MagnusTherning, PeterSimons
cabal2doap60.01Cabal to Description-of-a-Project (DOAP) (bsd3, distribution, program)2009-08-250.2GregHeartsfield
cabal2ebuild100.01make gentoo's .ebuild file from .cabal file (bsd3, distribution, library, program)2014-04-010.0.15.9YoshikuniJujo
cabal2ghci60.01A tool to generate .ghci file from .cabal (bsd3, development, program)2013-08-220.0.1.1HiromiIshii
cabal2nix1720.04Convert Cabal files into Nix build instructions. (bsd3, distribution, library, nix, program)2022-10-232.19.1PeterSimons, sternenseemann, jophish, cdepillabout, maralorn, expipiplus1
cabalQuery50.00A simple tool to query cabal files. (bsd3, development, library, program)2015-05-010.1.0.1RoganCreswick
cabalgraph70.01Generate pretty graphs of module trees from cabal files (bsd3, distribution, program)2009-03-160.1DonaldStewart
cabalish70.01Provides access to the cabal file data for shell scripts (bsd3, program, utilities)2017-04-250.1.0.2RobertFischer
cabalvchk60.01Verify installed package version against user-specified constraints. (bsd3, distribution, program)2012-01-140.3KevinQuick
cabin80.01Cabal binary sandboxes. (bsd3, distribution, program)2015-04-170.1.0.3nclarke
cabocha50.01 (bsd3, library, natural-language-processing)2015-04-230.1.0.0MiyazawaAkira
cache432.05An in-memory key/value store with expiration support (bsd3, cache, data, library)2019-12-090.1.3.0hverr
cache-polysemy80.00cached hashmaps (bsd3, cache, library)2020-04-240.1.2Poscat
cached40.00Cache values to disk. (bsd3, data-flow, library, workflow)2019-03-050.1.0.0GuillaumeCherel
cached-json-file200.01Locally cache a json file obtained by http (bsd3, library, network)2021-12-270.1.1JensPetersen
cached-traversable130.01Transparent, persistent caching of lazy, traversable structures (bsd3, data, library)2014-10-070.1.0.1ThomasTuegel
caching (deprecated)50.00Cache combinators. (bsd3, data, deprecated, library)2020-09-050davean
caching-vault160.00A vault-style cache implementation (bsd3, data, library)2021-01-030.1.0.0AlexanderThiemann
caerbannog142.01That rabbit's got a vicious streak a mile wide! (bsd3, data, library, parsing)2022-08-281.0.0.2fozworth
caf120.01A library of Concurrency Abstractions using Futures. (bsd3, concurrency, library)2009-03-260.0.3MartinaWillig
caffegraph82.01 (bsd3, library, math)2015-02-170.1.0.2ajtulloch
cairo1942.2582Binding to the Cairo library. (bsd3, graphics, library)2023-05-120.13.10.0AndyStewart, AxelSimon, DanielWagner, DuncanCoutts, HamishMackenzie
cairo-appbase120.01A template for building new GUI applications using GTK and Cairo. (bsd3, development, program)2011-11-140.4ConradParker
cairo-core90.01Cairo Haskell binding (partial) (bsd3, graphics, library)2019-04-091.16.7magicloud
cairo-image110.01Image for Cairo (bsd3, graphics, library)2023-12-270.1.0.3YoshikuniJujo
cake3200.01Third cake the Makefile EDSL (bsd3, development, library, program)2016-10-260.6.5SergeyMironov
cakyrespa320.01run turtle like LOGO with lojban (bsd3, program, teaching)2012-10-290.0.29YoshikuniJujo
cal-layout70.00Calendar Layout Algorithm (bsd3, library, math, program)2019-01-030.1.0.2bor0
calc50.01A small compiler for arithmetic expressions. (bsd3, program, unclassified)2007-11-230.1AustinSeipp
calendar-recycling140.01List years with the same calendars (bsd3, math, program)2018-08-310.0.0.1HenningThielemann
calenderweek50.00Commandline tool to get week of the year (bsd3, commandline, program)2019-11-251.0.0rmeis
call210.01The call game engine (bsd3, game, library)2015-03-21FumiakiKinoshita
calligraphy170.00HIE-based Haskell call graph and source code visualizer (bsd3, development, haskell, language, library, program)2023-06-260.1.6jonascarpay
camh120.01write image files onto 256(or 24bit) color terminals. (bsd3, graphics, program)2017-05-250.0.3HironaoKomatsu
campfire70.01Haskell implementation of the Campfire API (bsd3, library, web)2012-06-110.2.1MichaelXavier
can-i-haz200.01Generic implementation of the Has and CoHas patterns (bsd3, control, library)2023-01-180.3.1.10xd34df00d
canonical-filepath150.01Abstract data type for canonical file paths. (bsd3, library, system)2014-02-151.0.0.3ThomasSchilling
canonical-json1290.01Canonical JSON for signing and hashing JSON values (bsd3, json, library, text)2022-09-200.6.0.1DuncanCoutts, EdskoDeVries, HerbertValerioRiedel
cantor100.01Application for analysis of java source code (application, bsd3, program, source-code-analysis)2014-12-250.4klangner
cap110.01Interprets and debug the cap language. (bsd3, language, program)2008-09-281.0.1ThomasDavie
capability322.01Extensional capabilities and deriving combinators (bsd3, control, library)2022-03-210.5.0.1aherrmann
capped-list (deprecated in favor of enumerator)90.01A list-like type for lazy sequences, with a user-defined termination value. (bsd3, data, deprecated, library)2010-01-091.2JohnMillikin
capri80.01A simple wrapper over cabal-install to operate in project-private mode. (bsd3, distribution, program)2010-07-100.1DmitryGolubovsky
caps110.00Monadic capabilities with late binding (bsd3, control, library)2021-03-140.1int_index
car-pool90.01Simple web-server for organizing car-pooling for an event (bsd3, program, web)2023-12-220.0.1.2HenningThielemann
carbonara50.01some spaghetti code (bsd3, library, system)2017-03-100.0.1szehk
carboncopy60.01Drop emails from threads being watched into special CC folder. (bsd3, email, program)2011-03-170.1.2EugenyDzhurinsky
carray380.014A C-compatible array library. (bsd3, data, library)2017-07-180.1.6.8HenningThielemann, JedBrown
cartel (deprecated in favor of hpack)210.01Specify Cabal files in Haskell (bsd3, deprecated, distribution, library, program)2016-06-300.18.0.2OmariNorman
casa-abbreviations-and-acronyms120.01CASA Abbreviations and Acronyms (aviation, bsd3, library)2021-10-310.0.10TonyMorris, qfpl
casa-client750.02Client for Casa (bsd3, development, library)2023-08-150.0.2ChrisDone, MichaelSnoyman, mpilgrem
casa-types530.03Types for Casa (bsd3, development, library)2020-11-110.0.2ChrisDone, MichaelSnoyman, borsboom
cascading (deprecated in favor of clay)50.01DSL for HTML CSS (Cascading Style Sheets) (bsd3, deprecated, library, web)2013-06-200.1.0ErtugrulSoeylemez, esz
case-conversion110.01Convert between different cases (bsd3, library, program, text)2017-01-150.2AlanHawkins
case-insensitive2310.0357Case insensitive string comparison (bsd3, data, library, text)2019-05-051.2.1.0BasVanDijk, SimonHengel
case-insensitive-match140.00A simplified, faster way to do case-insensitive matching. (bsd3, library, program, text)2016-08-040.1.1.0mikehat
caseof60.01Combinators for casing on constructors (bsd3, development, library)2018-03-070.0.1ChrisDone
cash80.01the Computer Algebra SHell (bsd3, computer-algebra, library, math)2012-03-260.1.0.1ChrisBrown
cassandra-cql242.252Haskell client for Cassandra's CQL protocol (bsd3, database, library)2015-07-300.5.0.2StephenBlackheath, kayceesrk
cassava2362.592A CSV parsing and encoding library (bsd3, csv, library, text, web)2022-07-100.5.3.0AndreasAbel, HerbertValerioRiedel, JohanTibell, phadej
cassava-conduit590.01Conduit interface for cassava package (bsd3, data, library)2024-01-020.6.6domdere
cassava-embed101.251CSV-file embedding library (bsd3, csv, library, text)2017-09-200.1.0.0mniip, typeable
cassava-generic100.00Cassave instances for functor-like datatypes like `Either String a`. (bsd3, data, library)2020-07-300.1.0.1MichalGajda
cassava-records80.01Auto-generation of records data type. (bsd3, csv, library, text, web)2018-01-230.1.0.4gdevanla
cassava-streams260.01io-streams interface for the cassava CSV library. (bsd3, csv, data, io-streams, library, text)2020-10-290.3.0.5PeterJones
cassava-th40.00`TemplateHaskell` helpers for `cassava` (bsd3, library, system)2023-12-080.1.0.0parsonsmatt
cassette50.01A combinator library for simultaneously defining parsers and pretty printers. (bsd3, library, parsing, text)2012-03-190.1.0MathieuBoespflug
cassy230.01A high level driver for the Cassandra datastore (bsd3, database, library)2014-09-020.7.1OzgunAtaman
cast182.01Abstact cast pattern (bsd3, library, pattern)2017-07-310.1.0.2ozzzzz
castagnoli100.00Portable CRC-32C (bsd3, data, library)2024-02-020.2.0.2andrewthad, l3c_amartin
caster140.01Multicast, thread-safe, and fast logger. (bsd3, library, system)2019-05-060.0.3.0A_kirisaki
catalyst170.00A Category typeclass hierarchy powerful enough to encode full programs. (bsd3, library, unclassified)2021-04-120.0.0.1ChrisPenner
catamorphism210.01Exposes a Template Haskell function for generating catamorphisms. (bsd3, development, library)2018-04-150.7.0.0frerich
catch-fd110.02MonadThrow and MonadCatch, using functional dependencies (bsd3, control, library)2012-10-120.2.0.2AndySonnenburg
categorical-algebra40.01Categorical Monoids and Semirings (bsd3, data, library)2012-03-260.0.0.1JonathanFischoff
categories330.07Categories (bsd3, control, library)2015-01-061.0.7EdwardKmett
category (deprecated)421.2511Categorical types and classes (bsd3, control, deprecated, library, math)2019-12-240.2.5.0
category-extras510.011A meta-package documenting various packages inspired by category theory (bsd3, comonads, control, library, monads)2012-04-061.0.2DanDoel, DanielWagner, EdwardKmett, RussellOConnor
category-printf140.01Highbrow approach to type-safe printf format specifications. (bsd3, library, text)2016-05-080.1.1.0CaleGibbard
category-traced (deprecated in favor of category)61.251Traced monoidal categories (bsd3, deprecated, library, math)2016-02-240.1.0.1
cautious120.01Keep track of warnings and errors during calculations. (bsd3, library, testing)2018-04-290.3.0.0NickskeVdb
cautious-file190.05Ways to write a file cautiously, to reduce the chances of problems such as data loss due to crashes or power failures (bsd3, library, system)2013-01-011.0.2CoreyOConnor, RobinGreen
cautious-gen40.01 (bsd3, library, testing)2018-04-290.0.0.0
cayene-lpp (deprecated in favor of cayenne-lpp)40.01Cayenne Low Power Payload (bsd3, deprecated, library, web)2018-07-310.1.0.0srk
cayenne-lpp70.01Cayenne Low Power Payload (bsd3, library, web)2021-03-200.2.0.0srk
cayley-client560.01A Haskell client for the Cayley graph database (bsd3, database, library)2024-01-190.4.19.3MichelBoucey
cbor-tool350.01A tool for manipulating CBOR. (bsd3, codec, program)2019-12-300.2.2.0AustinSeipp, BenGamari
cborg3502.517Concise Binary Object Representation (CBOR) (bsd3, codec, library)2023-11-140.2.10.0AustinSeipp, BenGamari, DuncanCoutts, HerbertValerioRiedel, FinleyMcIlwaine
cborg-json1180.02A library for encoding JSON as CBOR (bsd3, codec, library)2023-11-140.2.6.0AustinSeipp, BenGamari, FinleyMcIlwaine
ccast (deprecated)130.01typesafe c-style casts; useful for FFI (bsd3, data, deprecated, library)2018-05-290.1.0.0chessai
cci60.01Bindings for the CCI networking library (bsd3, library, network)2013-11-050.3.1FacundoDominguez
ccnx40.01A Haskell implementation of the CCNx network protocol. (bsd3, library, network)2010-08-240.0.0TomHawkins
cdar-mBound180.01Exact real arithmetic using Centred Dyadic Approximations (bsd3, data, library, program)2021-06-040.1.0.4MichalKonecny
cdeps410.03Extract dependencies from C code. (bsd3, c, development, language, library, program)2020-06-240.1.3.1vmchale
cdp60.00A library for the Chrome Devtools Protocol (bsd3, chrome, library, package.category, program)2022-12-240.0.2.0arsalan0c
cef120.01CEF log format (bsd3, library, system)2016-05-080.1.4utdemir
cef3-raw40.01Raw CEF3 bindings (bsd3, ffi, library)2017-04-150.1.0MaksymilianOwsianny
cef3-simple50.01Simple wrapper around cef3-raw (bsd3, ffi, library)2017-04-150.1.0MaksymilianOwsianny
ceilometer-common50.02Common Haskell types and encoding for OpenStack Ceilometer (bsd3, development, library)2015-03-260.2.3fractalcat
cellrenderer-cairo40.01Cairo-based CellRenderer (bsd3, graphics, library)2013-05-131.0.0.0JohnLato
cerberus (deprecated)50.00Protect and control API access with cerberus (bsd3, deprecated, development, library, program)2015-12-170.1.0.0yogsototh
cereal3482.25451A binary serialization library (bsd3, data, library, parsing)2022-08-090.5.8.3EricMertens, ThomasDuBuisson, TrevorElliott
cereal-conduit630.010Turn Data.Serialize Gets and Puts into Sources, Sinks, and Conduits (bsd3, conduit, library)2018-02-010.8.0MichaelSnoyman, MylesMaxfield
cereal-ieee754 (deprecated in favor of cereal)60.01Floating point support for the 'cereal' serialization library (bsd3, data, deprecated, library, parsing)2011-08-310.1JacobStanley
cereal-io-streams60.01io-streams support for the cereal binary serialization library (bsd3, data, io-streams, library, parsing)2016-07-080.0.1.0MichaelXavier
cereal-streams (deprecated in favor of wire-streams)60.01Use cereal to encode/decode io-streams. (bsd3, data, deprecated, io-streams, library, parsing)2016-07-090.0.1.0winterland
cereal-time130.01Serialize instances for types from `time` package. (bsd3, data, library)2017-11-060.1.0.0zohl
cereal-vector550.017Serialize instances for Data.Vector types. (bsd3, data, library)2014-02-160.2.0.1AdamFoltzer
certificate (deprecated in favor of x509)910.021Certificates and Key Reader/Writer (bsd3, data, deprecated, library)2013-10-071.3.9VincentHanquez
cfenv100.01A library getting the environment when running on Cloud Foundry (bsd3, library)2018-06-250.1.0.0tomoram
cfipu40.01cfipu processor for toy brainfuck-like language (bsd3, compilers-interpreters, program)2014-12-021.1.0.4ByronJohnson
cflp320.01Constraint Functional-Logic Programming in Haskell (bsd3, control, library)2009-06-042009.2.1SebastianFischer
cfopu (deprecated in favor of cfipu)60.01cfopu processor (bsd3, compilers-interpreters, deprecated, program)2010-07-121.0.0ByronJohnson
cgen100.02generates Haskell bindings and C wrappers for C++ libraries (bsd3, development, library, program)2012-06-160.0.5AnttiSalonen
cgi1030.041A library for writing CGI programs (bsd3, library, network)2023-01-163001.5.0.1AndersKaseorg, BjornBringert, IanLynagh, MaxBolingbroke, PeterSimons, cheecheeo
cgi-undecidable100.01Undecidable instances for the cgi package. (bsd3, library, unclassified)2007-02-113000.0.0BjornBringert
cgi-utils90.01Simple modular utilities for CGI/FastCGI (sessions, etc.) (bsd3, cgi, library, web)2011-03-290.2.1
chainweb-mining-client90.00Mining Client for Kadena Chainweb (bsd3, data, mathematics, program)2022-11-230.5larsk
chalkboard100.02Combinators for building and processing 2D images. (bsd3, graphics, library)2009-12-021.9.0.16AndyGill
chalkboard-viewer50.01OpenGL based viewer for chalkboard rendered images. (bsd3, graphics, library)2009-04-240.1AndyGill
chalmers-lava2000220.02Hardware description EDSL (bsd3, hardware, language, library)2016-05-191.6.1EmilAxelsson
chan210.04Some extra kit for Chans (bsd3, concurrency, library)2018-12-040.0.4.1athanclark
chan-split150.02Concurrent Chans as read/write pairs. Also provides generic Chan pair class. (bsd3, concurrency, library)2012-10-270.5.0BrandonSimmons
change-monger140.01Parse VCS changelogs into ChangeLogs (bsd3, development, library, program, text)2008-05-150.0GwernBranwen
changelogged90.00Changelog manager for Git projects. (bsd3, development, library, program)2018-03-060.2.0NickolayKudasov, viviag
char-decode180.00Convert legacy byte encodings to and from Unicode (bsd3, library, text)2019-01-080.0.1nbloomf
character-ps130.00Pattern synonyms for ASCII characters for Word8, Word16 etc (bsd3, data, library)2023-10-220.1phadej
charade72.01Rapid prototyping websites with Snap and Heist (bsd3, library, program, web)2014-11-070.1.1.2DougBeardsley
charset3090.016Fast unicode character sets based on complemented PATRICIA tries (bsd3, data, library)2023-08-060.3.10EdwardKmett, phadej, ryanglscott
chart-cli40.00Command-line utility to draw charts from input data easily (bsd3, graphics, program)2019-08-250.1.0.0IlyaPortnov
chart-histogram (deprecated in favor of Chart)110.01Easily render histograms with Chart (bsd3, deprecated, graphics, library)2016-04-131.1BenGamari
chart-svg332.05Charting library targetting SVGs. (bsd3, graphics, library)2023-12-290.6.0.0tonyday567
chart-svg-various (deprecated in favor of prettychart, chart-svg)60.00See readme.md (bsd3, deprecated, library, program, project)2020-08-070.0.2tonyday567
chart-unit (deprecated in favor of chart-svg)240.01Native haskell charts. (bsd3, charts, deprecated, library)2018-06-070.7.0.0tonyday567
charter60.00 (bsd3, library, program, unclassified)2020-11-140.1.1.1ChrisPenner
chaselev-deque240.04Chase & Lev work-stealing lock-free double-ended queues (deques). (bsd3, concurrent, data, library)2015-03-080.5.0.5BrandonSimmons, RyanNewton, peter_fogg
chatter492.01A library of simple NLP algorithms. (bsd3, library, natural-language-processing, program)2017-03-290.9.1.0RoganCreswick
cheapskate530.09Experimental markdown processor. (bsd3, library, program, text)2020-01-240.1.1.2JohnMacFarlane
cheapskate-highlight100.01Code highlighting for cheapskate (bsd3, library, text)2016-03-140.1.0.0Artyom
cheapskate-lucid80.01Use cheapskate with Lucid (bsd3, library, web)2016-03-150.1.0.0Artyom
cheapskate-terminal40.00Initial project template from stack (bsd3, library, program, web)2016-01-180.1.0.0yamadapc
check-cfg-ambiguity110.00Checks context free grammar for ambiguity using brute force up to given limit (bsd3, library, parsing)2023-01-020.1.0.0safinaskar
check-email170.01Confirm whether an email is valid and probably existant. (bsd3, library, network)2017-03-011.0.2ChrisDone, qoelet
check-pvp132.01Check whether module and package imports conform to the PVP (bsd3, distribution, program)2019-05-180.0.3HenningThielemann
checked50.01Bounds-checking integer types. (bsd3, data, library)2010-09-180.1.0.1AntoineLatter
checkers872.07Check properties on standard classes and data structures. (bsd3, library, testing)2022-03-080.6.0ConalElliott, sjakobi
checksum170.01Compute and verify checksums of ISBN, IBAN, etc. (bsd3, library, math)2023-01-140.0.0.1HenningThielemann
cherry-core-alpha90.00The core library for Cherry Haskell. (bsd3, development, library)2021-01-270.5.0.0terezasokol
chessIO470.00Basic chess library (bsd3, game, library, program)2023-01-260.9.3.1mlang
chesshs120.01Simple library for validating chess moves and parsing PGN files (bsd3, game, library)2015-03-130.2.1ArnoVanLumig
chessica60.00A Library for Chess Game Logic (bsd3, game, library)2023-05-110.1.0.0MichaelSzvetits
chevalier-common80.02Query interface for Chevalier (bsd3, library, other)2015-03-260.6.0fractalcat
chimera690.02Lazy infinite streams with O(1) indexing and applications for memoization (bsd3, data, library)2023-12-280.4.0.0Bodigrim
chiphunk180.01Haskell bindings for Chipmunk2D physics engine (bsd3, library, physics)2020-12-070.1.4.0DavidHimmelstrup, CthulhuDen
chitauri60.01Helper for the Major System (bsd3, program, web)2016-10-100.1.0.1marcusbuffett
chp292.04An implementation of concurrency ideas from Communicating Sequential Processes (bsd3, concurrency, library)2014-04-252.2.0.1NeilBrown
chp-mtl50.01MTL class instances for the CHP library (bsd3, concurrency, library)2010-05-031.0.0NeilBrown
chp-plus130.03A set of high-level concurrency utilities built on Communicating Haskell Processes (bsd3, concurrency, library)2014-04-251.3.1.2NeilBrown
chp-spec70.01A mirror implementation of chp that generates a specification of the program (bsd3, concurrency, library)2010-05-031.0.0NeilBrown
chp-transformers60.01Transformers instances for the CHP library (bsd3, concurrency, library)2010-05-031.0.0NeilBrown
chr-core70.02Constraint Handling Rules (bsd3, control, library)2022-09-160.1.1.0AtzeDijkstra
chr-data100.04Datatypes required for chr library (bsd3, development, library)2018-08-180.1.0.1AtzeDijkstra
chr-lang90.00AST + surface language around chr (bsd3, development, library, program)2022-09-160.1.1.0AtzeDijkstra
chr-parse50.02Parsing for chr library (bsd3, development, library)2017-12-280.1.0.0AtzeDijkstra
chr-pretty90.04Pretty printing for chr library (bsd3, development, library)2017-12-280.1.0.0AtzeDijkstra
chronograph90.01measure timings of data evaluation (bsd3, library, testing)2014-01-020.2.0.1JohnLato
chronos1092.023A high-performance time library (bsd3, data, development, library, parsing, time)2024-02-151.1.6.1andrewthad, chessai, l3c_amartin
chronos-bench120.00Benchmarking tool with focus on comparing results. (benchmarking, bsd3, development, library, performance, program, testing)2019-03-100.2.0.2knupfer
chs-cabal340.00Cabal with c2hs dependencies (bsd3, build, cabal, customsetup, distribution, library, setup)2021-08-060.1.1.1vmchale
chs-deps330.01c2hs dependency analyzer (bsd3, chs, development, library, staticanalysis)2019-10-010.1.0.0vmchale
chu2180.01FFI for Chu2 Agda Web Server Interface (bsd3, library, web)2012-11-202012.11.20JinjingWang
church-maybe60.01Church encoded Maybe (bsd3, data, library)2018-08-010.1.0.0qfpl
church-pair200.01Church encoded pair (bsd3, data, library)2017-07-070.1.0.1mat8913
cil110.01An interface to CIL. (bsd3, language, library)2010-11-100.1.1TomHawkins
cinvoke80.01A binding to cinvoke. (bsd3, foreign, library)2011-03-050.1RemiTurk
cipher-aes (deprecated in favor of cryptonite)800.020Fast AES cipher implementation with advanced mode of operations (bsd3, cryptography, deprecated, library)2015-06-210.2.11VincentHanquez
cipher-aes128590.07AES and common modes using AES-NI when available. (bsd3, cryptography, library)2021-10-070.7.0.6ThomasDuBuisson
cipher-blowfish (deprecated in favor of cryptonite)130.03Blowfish cipher (bsd3, cryptography, deprecated, library)2013-10-080.0.3VincentHanquez
cipher-camellia180.03Camellia block cipher primitives (bsd3, cryptography, library)2013-10-080.0.2VincentHanquez
cipher-des240.05DES and 3DES primitives (bsd3, cryptography, library)2013-10-240.0.6VincentHanquez
cipher-rc4 (deprecated in favor of cryptonite)310.07Fast RC4 cipher implementation (bsd3, cryptography, deprecated, library)2013-10-080.1.4VincentHanquez
cipher-rc5160.01Pure RC5 implementation (bsd3, cryptography, library)2016-03-190.1.0.2FinnEspenGundersen
circ140.01A Compiler IR Compiler. (bsd3, compiler, language, library)2012-08-010.0.4TomHawkins
circle-packing532.02Simple heuristic for packing discs of varying radii in a circle (bsd3, library, optimisation)2017-06-200.1.0.6JoachimBreitner
circuit-breaker90.00An implementation of the "circuit breaker" pattern to disable repeated calls to a failing system (bsd3, library, program, system)2019-03-240.1.0.0ChrisCoffey
circular300.01Circular fixed-sized mutable vectors (bsd3, data-structures, library, math)2022-07-100.4.0.3dschrempf
circus140.00Types and a small DSL for working with netlistsvg (bsd3, hardware, library)2021-07-160.1.0.0isovector
citation-resolve220.02convert document IDs such as DOI, ISBN, arXiv ID to bibliographic reference. (bsd3, library, text)2014-10-020.4.3TakayukiMuranushi
citeproc-hs240.05A Citation Style Language implementation in Haskell (bsd3, library, text)2015-03-170.3.10AndreaRossato
cjk90.01Data about Chinese, Japanese and Korean characters and languages (bsd3, library, text)2013-02-050.1.0.1MaxBolingbroke
cl3192.02Clifford Algebra of three dimensional space. (algebra, bsd3, library, math)2022-04-103.0.0.0nwaivio
cl3-hmatrix-interface110.01Interface to/from Cl3 and HMatrix. (algebra, bsd3, library, math)2020-07-212.0.0.0nwaivio
cl3-linear-interface90.01Interface to/from Cl3 and Linear. (algebra, bsd3, library, math)2020-07-212.0.0.0nwaivio
clash (deprecated in favor of clash-ghc)260.01CAES Language for Synchronous Hardware (CLaSH) (bsd3, deprecated, hardware, language, library)2011-12-020.1.3.11ChristiaanBaaij
clash-multisignal50.01 (bsd3, hardware, library)2017-07-050.2.0.0ralu
classify-frog100.01Classify sounds produced by Xenopus laevis (bioinformatics, bsd3, program)2019-08-130.2.4.3HenningThielemann
classy-influxdb-simple100.01Super simple InfluxDB package in Classy-MTL style (bsd3, database, library)2017-02-230.2.1.0schalmers
classy-miso60.00Typeclass based support for Miso, the Tasty Web Framework for Haskell. (bsd3, library, program, web)2018-03-260.0.0.2RobertFischer
classyplate150.04Fuseable type-class based generics (bsd3, data, library)2018-11-140.3.2.0lazac
clay2102.2518CSS preprocessor as embedded Haskell. (bsd3, graphics, library, web)2024-01-130.15.0SebastiaanVisser, tomjaguarpaw, turion
clckwrks880.011A secure, reliable content management system (CMS) and blogging platform (bsd3, clckwrks, library)2022-04-290.28.0.1JeremyShaw
clckwrks-cli390.01a command-line interface for adminstrating some aspects of clckwrks (bsd3, clckwrks, library, program)2022-04-170.3.0.5JeremyShaw
clckwrks-dot-com170.01clckwrks.com (bsd3, clckwrks, program)2015-05-150.3.11JeremyShaw
clckwrks-plugin-bugs190.01bug tracking plugin for clckwrks (bsd3, clckwrks, library)2014-08-200.7.5JeremyShaw
clckwrks-plugin-ircbot310.01ircbot plugin for clckwrks (bsd3, clckwrks, library)2019-05-260.6.17.5JeremyShaw
clckwrks-plugin-mailinglist50.01mailing list plugin for clckwrks (bsd3, clckwrks, library)2017-07-210.3.0.2JeremyShaw
clckwrks-plugin-media320.01media plugin for clckwrks (bsd3, clckwrks, library)2022-06-270.6.17.2JeremyShaw
clckwrks-plugin-page530.02support for CMS/Blogging in clckwrks (bsd3, clckwrks, library)2022-04-290.4.3.26JeremyShaw
clckwrks-plugin-redirect70.00support redirects for CMS/Blogging in clckwrks (bsd3, clckwrks, library)2022-04-290.0.1.3JeremyShaw
clckwrks-theme-bootstrap350.01simple bootstrap based template for clckwrks (bsd3, clckwrks, library)2022-04-290.4.3.5JeremyShaw
clckwrks-theme-clckwrks140.01simple bootstrap based template for clckwrks (bsd3, clckwrks, library)2016-10-070.5.2.1JeremyShaw
clckwrks-theme-geo-bootstrap70.01geo bootstrap based template for clckwrks (bsd3, clckwrks, library)2013-04-020.1.1JeremyShaw
clean-home160.01Keep your home dir clean by finding old conf files (bsd3, program, utils)2017-03-190.0.5IvanPerez, keera_studios_ci
clean-unions (deprecated in favor of extensible)120.05Open unions without need for Typeable (bsd3, data, deprecated, library)2014-10-130.1.1FumiakiKinoshita
cleff221.751Fast and concise extensible effects (bsd3, control, effect, language, library)2022-05-210.3.3.0daylily
cleff-plugin52.00Automatic disambiguation for extensible effects (bsd3, control, effect, language, library)2022-03-130.1.0.0daylily
clerk70.00Declaratively describe spreadsheets (bsd3, library, spreadsheet)2023-01-250.1.0.3deemp
clevercss140.03A CSS preprocessor (bsd3, library, program, text)2011-01-060.2.4GeorgBrandl
clexer50.01Lexes C++ code into simple tokens (bsd3, library, unclassified)2018-02-220.1.0.0ThomasEding
cli210.01CLI (bsd3, cli, library, program)2019-01-040.2.0VincentHanquez, nicolasdp
cli-extras140.03Miscellaneous utilities for building and working with command line interfaces (bsd3, command-line, library)2022-07-270.2.1.0JohnEricson, RyanTrinkle, abrar, madeline_os
cli-git250.01Bindings to the git command-line interface (bindings, bsd3, git, library)2022-08-010.2.0.0JohnEricson, RyanTrinkle, abrar, madeline_os
cli-nix100.01Bindings to the nix command-line interface (bindings, bsd3, library, nix)2022-08-040.2.0.0JohnEricson, RyanTrinkle, abrar, madeline_os
cli-setup240.01Helper setup scripts for packaging command-line tools. (bsd3, command-line-tools, development, library)2019-12-150.2.1.4vmchale
clifford210.01A Clifford algebra library (bsd3, library, math, numerical, program)2014-03-290.1.0.14spacekitteh
clifm60.01Command Line Interface File Manager (bsd3, program, system)2018-06-210.5.2.1pasqu4le
climb180.00Building blocks for a GHCi-like REPL with colon-commands (bsd3, library, program, user-interfaces)2024-01-050.5.0ejconlon
clipper50.01Haskell API to clipper (2d polygon union/intersection/xor/clipping API) (algebra, bsd3, library)2011-08-080.0.1ChetanTaralekar
clit310.01Post tweets from stdin (bsd3, library, program, web)2017-03-210.4.0.6
cloben120.01Clone and benchmark Haskell cabal projects (benchmarking, bsd3, program)2018-11-020.1.1.0sgraf812
clock4822.5126High-resolution clock functions: monotonic, realtime, cputime. (bsd3, library, system)2023-07-170.8.4CetinSert
clock-extras70.01A couple functions that probably should be in the 'clock' package (bsd3, library, web)2016-10-050.1.0.2JonathanFischoff
clogparse50.01Parse IRC logs such as the #haskell logs on tunes.org (bsd3, irc, language, library, text)2010-10-020.2KeeganMcAllister
closed-classes130.00Closed type class declarations (bsd3, classes, library)2021-09-08AnthonyVandikas
cloud-haskell80.01The Cloud Haskell Application Platform (bsd3, control, library)2016-07-300.3.0.0FacundoDominguez, TimWatson
cloudfront-signer40.01CloudFront URL signer (bsd3, library, network)2013-08-240.0.0.1ChrisDornan
clplug112.00Create Core Lightning Plugins (bitcoin, bsd3, library, lightning, plugin)2023-04-060.4.0.0autonomousorganization
clr-bindings90.01Glue between clr-host and clr-typed (.net, bsd3, clr, ffi, language, library)2017-08-050.2.0PepeIborra, TimMatthews
clr-host150.03Hosting the Common Language Runtime (.net, bsd3, clr, ffi, language, library)2018-10-010.2.1.0PepeIborra, TimMatthews, moodmosaic
clr-inline90.01Quasiquoters for inline C# and F# (.net, bsd3, clr, ffi, language, library)2017-10-080.2.0.1PepeIborra, TimMatthews, moodmosaic
clr-marshal80.04Marshaling for the clr (.net, bsd3, clr, ffi, language, library)2017-08-050.2.0.0PepeIborra, TimMatthews, moodmosaic
clr-typed130.01A strongly typed Haskell interface to the CLR type system (.net, bsd3, clr, ffi, language, library)2017-08-050.2.0PepeIborra, TimMatthews
clr-win-linker80.01A GHC linker wrapper tool to workaround a GHC >8.2 bug (.net, bsd3, clr, ffi, language, program)2017-04-250.1.0.0PepeIborra, TimMatthews
cltw60.01Command line Twitter utility (bsd3, console, program, utils)2010-04-191.1.4DinoMorelli
clua80.01C to Lua data wrapper generator (bsd3, language, program)2012-04-040.3TomSchouten
cluss60.02simple alternative to type classes (bsd3, constraints, library, type-system)2014-10-140.3Kinokkory
cmake-syntax150.00Parser for the CMake syntax (CMakeLists.txt and .cmake files) (bsd3, language, library)2019-08-030.1.0.00xd34df00d
cmark892.2511Fast, accurate CommonMark (Markdown) parser and renderer (bsd3, library, text)2023-07-080.6.1JohnMacFarlane
cmark-gfm1160.04Fast, accurate GitHub Flavored Markdown parser and renderer (bsd3, library, text)2023-08-280.2.6kivikakk, janus, velveteer
cmark-highlight50.01Code highlighting for cmark (bsd3, library, text)2016-07-220.2.0.0Artyom
cmark-lucid130.01Use cmark with Lucid (bsd3, library, web)2016-07-220.1.0.0Artyom
cmark-patterns40.01Pattern synonyms for cmark (bsd3, library, parsing, text)2017-08-080.1.0.0Artyom
cmark-sections140.01Represent cmark-parsed Markdown as a tree of sections (bsd3, library, text)2018-08-190.3.0.1Artyom
cmath60.03A binding to the standard C math library (bsd3, library, math)2008-03-150.3DonaldStewart
cmathml350.01Data model, parser, serialiser and transformations for Content MathML 3 (bsd3, library, program, xml)2012-04-010.1AndrewMiller
cmdargs3012.2598Command line argument processing (bsd3, console, library)2023-03-130.10.22NeilMitchell
cmdargs-browser170.01Helper to enter cmdargs command lines using a web browser (bsd3, console, program)2020-07-040.1.4NeilMitchell
cmdlib190.03a library for command line parsing & online help (bsd3, library, system)2015-05-280.3.6PetrRockai
cml200.01Events and Channels as in Concurrent ML (bsd3, concurrency, library)2009-10-050.1.3BenFranksen
cmonad150.01A library for C-like programming (bsd3, language, library)2009-03-290.1.1.1LennartAugustsson
cmph30.01low level interface to CMPH (bsd3, data, data-structures, library)2016-04-300.0.1MarkWotton
cmptype50.01Compare types of any kinds (bsd3, library, type)2019-08-110.2.0.0isovector
cmt90.00Write consistent git commit messages (bsd3, command-line-tools, library, program)2020-01-260.7.1.0smallhadroncollider
cnc-spec-compiler50.01Compiler/Translator for CnC Specification Files. (bsd3, compilers-interpreters, parallelism, program)2011-08-120.2.0.1RyanNewton
co-feldspar50.00Hardware software co-design Feldspar (bsd3, language, library)2021-06-150.1.0.1mararon
co-log-polysemy-formatting60.01A Polysemy logging effect for high quality (unstructured) logs. (bsd3, library, logging, program)2020-12-100.1.1.0AlexChapman
coalpit80.01DSV (de)serialization (bsd3, console, library)2024-02-030.2.0.0defanor
cobot130.02Computational biology toolkit to collaborate with researchers in constructive protein engineering (bio, bsd3, library)2023-03-230.1.1.8zmactep, ozzzzz, maksbotan, morozovvp
cobot-io442.00Biological data file formats and IO (bio, bsd3, library)2023-12-080.1.5.3zmactep, ozzzzz, maksbotan, morozovvp
cobot-tools80.00Biological data file formats and IO (bio, bsd3, library)2019-12-310.1.2.3ozzzzz
code-builder70.02Simple system for generating code. (bsd3, data, library)2014-05-260.1.3AdamBergmark, ErikHesselink
code-conjure370.00synthesize Haskell functions out of partial definitions (bsd3, haskell, library)2024-02-160.5.14rudymatela
code-page1862.05Windows code page library for Haskell (bsd3, library, system)2021-02-060.2.1ryanglscott
codec112.01Simple bidirectional serialization (bsd3, data, library)2017-04-210.2.1PatrickChilton
codec-beam150.01Erlang VM byte code assembler (bsd3, codec, language, library)2018-07-060.2.0hkgumbs
codec-libevent (deprecated)70.02Cross-platform structure serialisation (bsd3, data, deprecated, library, parsing, program)2008-01-270.1.2AdamLangley
codec-mbox110.02A library to read and write mailboxes in mbox format (bsd3, codec, library)2013-06-010.2.0.0NicolasPouillard
codecov-haskell81.251Codecov.io support for Haskell. (bsd3, control, library, program)2017-06-170.5.0killy971
codemonitor50.01Tool that automatically runs arbitrary commands when files change on disk. (bsd3, program, tool)2012-06-080.2RickardLindberg
codepad32.01Submit and retrieve paste output from CodePad.org. (bsd3, library, web)2010-10-010.1ChrisDone, TheKing
codet80.00CodeT (bsd3, data, library)2024-02-130.1phadej
codet-plugin70.00GHC type-checker plugin for solving LiftT instances from codet (bsd3, data, library)2024-02-130.1phadej
codo-notation80.01A notation for comonads, analogous to the do-notation for monads. (bsd3, language, library)2012-11-220.5.2DominicOrchard
coerce-role100.00Having trouble deriving instances because of type roles? Solve it here! (bsd3, library, roles)2019-03-290.1.0.0parsonsmatt
coercible-subtypes110.00Coercible but only in one direction (bsd3, data, library)2023-08-030.3.0.1viercc
coercible-utils80.03Utility functions for Coercible types (bsd3, control, library)2019-09-100.1.0sjakobi, chessai, koz_ross
coercion-extras110.01Extra utilities for manipulating nominal and representational coercions (bsd3, data, library)2019-08-050.1.0.0mniip
coformat60.00Generate clang-format config based on some existing code base (bsd3, language, library, program)2019-12-300.3.0.00xd34df00d
cofunctor (deprecated in favor of contravariant)100.02DEPRECATED: use the "contravariant" package (bsd3, data, deprecated, library)2011-09-200.1.0.1BrandonSimmons
coincident-root-loci72.01Equivariant CSM classes of coincident root loci (bsd3, library, math)2021-07-260.3BalazsKomuves
coinor-clp120.00Linear Programming using COIN-OR/CLP and comfort-array (bsd3, library, math)2024-01-030.0.0.2HenningThielemann
cointracking-imports142.02Generate CSV & XLSX files for importing into CoinTracking. (bsd3, finance, library, web)2022-10-290.1.0.2lysergia
colada220.01Colada implements incremental word class class induction using online LDA (bsd3, library, natural-language-processing, program)2015-03-020.8.4.0GrzegorzChrupala
colchis80.01Rudimentary JSON-RPC 2.0 client over raw TCP. (bsd3, library, network)2014-11-200.2.0.3DanielDiazCarrete
cold-widow141.50File transfer via QR Codes. (bsd3, library, program, utility)2016-10-310.1.2mihaigiurgeanu
collada-output110.02Generate animated 3d objects in COLLADA (bsd3, graphics, library, program)2011-07-250.6AndyGill, TillmannVogt
collada-types190.04Data exchange between graphics applications (bsd3, graphics, library)2019-10-110.4AndyGill, TillmannVogt
collapse-util60.01utility for collapsing adjacent writes (bsd3, concurrency, program)2014-06-270.1.0.1MarkWotton
collect-errors250.07Error monad with a Float instance (bsd3, library, math)2021-05-180.1.5.0MichalKonecny
collections70.01Useful standard collections types and related functions. (bsd3, data-structures, library)2011-07-300.3.1.1JeanPhilippeBernardy, JohannesWaldmann
collections-api30.06API for collection data structures. (bsd3, data-structures, library)2010-08-251.0.0.0JeanPhilippeBernardy
collections-base-instances40.02Useful standard collections types and related functions. (bsd3, data-structures, library)2010-08-251.0.0.0JeanPhilippeBernardy
colonnade422.257Generic types and functions for columnar encoding and decoding (bsd3, library, web)2019-05-191.2.0.2andrewthad, chessai, l3c_amartin
colorize-haskell150.01Highligt Haskell source (bsd3, development, library, program)2010-07-241.0.1IavorDiatchki
colorless340.03Colorless | The Programmatic IDL (bsd3, library, web)2017-10-172.2.20jxv
colorless-http-client120.01Http Client addon for Colorless (bsd3, library, web)2017-10-100.0.4jxv
colorless-scotty60.01Scotty server add-on for Colorless (bsd3, library, web)2017-10-110.0.2jxv
colors250.04A type for colors (bsd3, data, library)2015-02-230.3.0.2FumiakiKinoshita
colour-accelerate140.01Working with colours in Accelerate (accelerate, bsd3, data, graphics, library)2020-08-280.4.0.0TrevorMcDonell
coltrane30.01A jazzy, minimal web framework for Haskell, inspired by Sinatra. (bsd3, library, web)2013-12-250.1.0.0wellecks
columbia110.01Enhanced serialization using seeking. (bsd3, library, serialization)2017-11-290.2JamesCandy
columnar140.00A CSV toolkit based on cassava and enum-text (bsd3, csv, library, text, web)2019-07-281.0.0.0ChrisDornan
com170.02Haskell COM support library (bsd3, ffi)2012-09-141.2.3.1KidoTakahiro, SigbjornFinne
comark40.00Commonmark processing in pure haskell. (bsd3, library, program, text)2017-09-210.1.0zudov
comark-html50.01Commonmark (markdown) to HTML renderer. (bsd3, library, text)2017-09-210.1.0zudov
comark-parser50.01Parser for Commonmark (markdown) (bsd3, library, text)2017-09-210.1.0zudov
comark-syntax40.03Definitions of AST that represents a Commonmark (markdown) document. (bsd3, library, text)2017-09-210.1.0zudov
combinat402.08Generate and manipulate various combinatorial objects. (bsd3, library, math)2023-10-130.2.10.1BalazsKomuves
combinat-compat80.01Generate and manipulate various combinatorial objects. (bsd3, library, math)2018-04-030.2.8.2vmchale
combinat-diagrams70.01Graphical representations for various combinatorial objects (bsd3, library, math)2015-10-300.2BalazsKomuves
combinator-interactive80.01SKI Combinator interpreter (bsd3, language, library, program)2013-09-070.1.2FumiakiKinoshita
combinatorial200.02Count, enumerate, rank and unrank combinatorial objects (bsd3, library, math, statistics)2023-02-150.1.1HenningThielemann
combinatorics (deprecated in favor of exact-combinatorics)100.01Efficient computation of common combinatoric functions. (bsd3, deprecated, library, math, statistics)2012-01-290.1.0WrenThornton
combobuffer40.01Various buffer implementations (bsd3, data, library)2014-05-190.2JohnLato
comfort-array402.016Arrays where the index type is a function of the shape type (bsd3, data-structures, library)2024-01-130.5.4.2HenningThielemann
comfort-array-shape100.02Additional shape types for the comfort-array package (bsd3, data-structures, library)2021-08-050.0HenningThielemann
comfort-blas110.01Numerical Basic Linear Algebra using BLAS (bsd3, library, math)2024-01-120.0.2HenningThielemann
comfort-fftw80.00High-level interface to FFTW (Fast Fourier Transform) based on comfort-array (bsd3, library, math)2023-04-220.0.0.1HenningThielemann
comfort-glpk150.00Linear Programming using GLPK and comfort-array (bsd3, library, math)2023-05-110.1HenningThielemann
comfort-graph260.01Graph structure with type parameters for nodes and edges (bsd3, data, library)2023-09-290.0.4HenningThielemann
comic70.01A format for describing comics. (bsd3, data, library)2019-04-300.0.1davean
command (deprecated in favor of shake)110.02Conveniently run shell commands (bsd3, deprecated, library, system)2014-09-020.1.1NiklasHambuechen
commander40.00pattern matching against string based commands (bsd3, library, program, text)2016-03-110.1.0.0jsdw
commodities60.01Library for working with commoditized amounts and price histories (bsd3, finance, library)2017-01-230.2.0.1JohnWiegley
commonmark4802.010Pure Haskell commonmark parser. (bsd3, library, text)2024-03-110.2.6JohnMacFarlane, zudov
commonmark-cli70.00Command-line commonmark converter and highlighter. (bsd3, program, text)2023-12-110.2.1JohnMacFarlane
commonmark-extensions5210.08Pure Haskell commonmark parser. (bsd3, library, text)2024-03-110.2.5.4JohnMacFarlane
commonmark-pandoc3800.06Bridge between commonmark and pandoc AST. (bsd3, library, text)2024-02-150.2.2.1JohnMacFarlane
commsec150.02Provide communications security using symmetric ephemeral keys (bsd3, cryptography, library)2014-01-080.3.5ThomasDuBuisson
commsec-keyexchange180.01Key agreement for commsec. (bsd3, library, network)2014-01-090.3.3ThomasDuBuisson
commutative200.01Commutative binary operations. (bsd3, data, library)2018-11-200.0.2athanclark
commutative-semigroups1990.06Commutative semigroups (algebra, bsd3, data, library, math)2023-12-220.1.0.2JohnEricson, MarioBlazevic, RyanTrinkle, abrar
comonad4082.5161Comonads (bsd3, comonads, control, library)2020-12-305.0.8EdwardKmett, EricMertens, ryanglscott
comonad-extras380.04Exotic comonad transformers (bsd3, comonads, control, library)2020-02-214.0.1EdwardKmett
comonad-transformers (deprecated in favor of comonad)940.034This package has been merged into comonad 4.0 (bsd3, comonads, control, deprecated, library)2013-10-134.0EdwardKmett
comonads-fd (deprecated in favor of comonad)390.010This package has been merged into comonad 4.0 (bsd3, comonads, control, deprecated, library)2013-10-134.0EdwardKmett
compact372.09Non-GC'd, contiguous storage for immutable data structures (bsd3, data, library)2020-04-130.2.0.0BenGamari, EdwardYang
compact-list30.01An append only list in a compact region (bsd3, data, library)2018-09-060.1.0harendra
compact-map70.01Compact Data.Map implementation using Data.Binary (bsd3, data, library)2008-11-092008.11.9DavidHimmelstrup
compact-mutable40.02Mutable arrays living on the compact heap (bsd3, library, web)2017-06-260.1andrewthad
compact-mutable-vector40.00Mutable vector with different GC characteristics (bsd3, data, library)2019-02-260.0.0.1rightfold
compact-sequences102.00Stacks, queues, and deques with compact representations. (bsd3, data, library)2020-09-010.2.0.0dfeuer
compact-socket50.01Socket functions for compact normal form. (bsd3, library, network)2015-08-280.1.0.0EdwardYang
compact-string (deprecated in favor of text)30.02Fast, packed and strict strings with Unicode support, based on bytestrings. (bsd3, data, deprecated, library)2008-11-270.3.1TwanVanLaarhoven
compact-string-fix50.07Same as compact-string except with a small fix so it builds on ghc-6.12 (bsd3, data, library)2011-08-190.3.2TonyHannan
compact-word-vectors160.02Small vectors of small integers stored very compactly. (bsd3, data, library)2021-04-250.2.0.2BalazsKomuves
compactable172.259A typeclass for structures which can be catMaybed, filtered, and partitioned. (bsd3, control, library)2022-01-090.2.0.0fresheyeball
compactmap220.01A read-only memory-efficient key-value store. (bsd3, data, library)2023-05-080.1.4.3SimonMarechal
companion390.02A Haskell library to provide companion threads. (bsd3, concurrency, library)2023-07-070.1.0MichaelSnoyman, fpcomplete, mpilgrem
compare-type140.01compare types of any kinds in haskell (bsd3, dependent-types, library)2015-01-100.1.1Kinokkory
comparse52.00A highly generic parser combinators library. (bsd3, library, parsing)2022-01-160.2.0.0nasso
compdata510.011Compositional Data Types (bsd3, generics, library)2023-10-160.13.1PatrickBahr
compdata-automata130.01Tree automata on Compositional Data Types (bsd3, generics, library)2018-09-250.9.2PatrickBahr
compdata-dags100.01Compositional Data Types on DAGs (bsd3, generics, library)2018-09-250.2.1PatrickBahr
compdata-fixplate180.01Compdata basics implemented on top of Fixplate (bsd3, generics, library)2018-11-010.1.3EmilAxelsson
compdata-param100.01Parametric Compositional Data Types (bsd3, generics, library)2018-09-250.9.2PatrickBahr
compdoc-dhall-decoder90.00Allows you to write FromDhall instances for Compdoc (bsd3, composite, dhall, library, pandoc)2021-07-260.3.0.0locallycompact
compensated282.02Compensated floating-point arithmetic (bsd3, library, numeric)2021-02-210.8.3EdwardKmett, EricMertens, ryanglscott
complex-generic60.03complex numbers with non-mandatory RealFloat (bsd3, library, math)2017-04-030.1.1.1ClaudeHeilandAllen
complexity70.01Empirical algorithmic complexity (bsd3, library, testing)2009-05-280.1.3RoelVanDijk
composable-associations130.01Types and helpers for composing types into a single larger key-value type. (bsd3, library, web)2017-07-240.1.0.0smprts
composable-associations-aeson100.01Aeson ToJSON/FromJSON implementation for the types of composable-associations (bsd3, library, web)2021-03-150.1.0.1smprts
compose-trans40.01Composable monad transformers (bsd3, library, monads)2011-11-050.1MiguelMitrofanov
composite-aeson420.08JSON for Vinyl records (bsd3, library, records)2023-12-040.8.2.2dridus, asariley, dfithian
composite-aeson-path130.01Formatting data for the path library. (bsd3, library, records)2023-12-040.8.2.2dridus, asariley, dfithian
composite-aeson-refined420.01composite-aeson support for Refined from the refined package (bsd3, library, records)2023-12-040.8.2.2dridus, asariley, dfithian
composite-base450.023Shared utilities for composite-* packages. (bsd3, library, records)2023-12-040.8.2.2dridus, asariley, dfithian
composite-binary200.01Orphan binary instances. (bsd3, library, records)2023-12-040.8.2.2dridus, asariley, dfithian
composite-ekg410.01EKG Metrics for Vinyl records (bsd3, library, records)2023-12-040.8.2.2dridus, asariley, dfithian
composite-hashable160.01Orphan hashable instances. (bsd3, library, records)2023-12-040.8.2.2dridus, asariley, dfithian
composite-ix40.00Indexing utilities for composite records. (bsd3, library, web)2022-03-230.0.1.0locallycompact
composite-opaleye420.01Opaleye SQL for Vinyl records (bsd3, library, records)2023-12-040.8.2.2dridus, asariley, dfithian
composite-swagger350.01Swagger for Vinyl records (bsd3, library, records)2023-12-040.8.2.2dridus, asariley, dfithian
composition720.033Combinators for unorthodox function composition (bsd3, data, library)2021-04-041.0.2.2DanBurton
composition-extra460.012Combinators for unorthodox structure composition (bsd3, data, library)2023-11-222.1.0athanclark
composition-prelude1862.032Higher-order function combinators (bsd3, control, data, library)2020-11-103.0.0.2vmchale
composition-tree120.01Composition trees for arbitrary monoids. (bsd3, data, library)2018-05-070.2.0.4LiamOConnorDavis
compositional-data (deprecated)51.250Compositional Data Types (bsd3, data, deprecated, library)2018-12-270.1.0.1
comprehensions-ghc50.00Plugin to generalize comprehensions (bsd3, library, unclassified)2019-04-090.1.0.1
compressed182.01Compressed containers and reducers (bsd3, compression, data, library, mapreduce)2018-01-083.11EdwardKmett
compstrat60.01Strategy combinators for compositional data types (bsd3, generics, language, library)2015-03-240.1.0.2JamesKoppel
comptrans80.01Automatically converting ASTs into compositional data types (bsd3, data, generics, library)2015-04-010.1.0.5JamesKoppel
computational-algebra282.251Well-kinded computational algebra library, currently supporting Groebner basis. (bsd3, library, math)2017-12-070.5.1.0HiromiIshii
computational-geometry70.01Collection of algorithms in Computational Geometry. (bsd3, graphics, library, math)2017-10-130.1.0.3MaksymilianOwsianny
computations40.01Advanced notions of computation (bsd3, control, library)2015-05-030.0.0.0WolfgangJeltsch
conala-dataset50.00bindings to the CoNaLa dataset (ai, bsd3, data, library, machine-learning, nlp)2022-05-150.1.0.0ocramz
concatenative150.04A library for postfix control flow. (bsd3, control, library)2010-07-021.0.1SamAnklesaria
conceit240.06Concurrent actions that may fail with a value. (bsd3, concurrency, library)2021-07-280.5.0.0DanielDiazCarrete
concise830.02Utilities for Control.Lens.Cons (bsd3, data, lenses, library)2018-02-040.1.0.1frasertweedale
concorde100.01Simple interface to the Concorde solver for the Traveling Salesperson Problem (algorithms, bsd3, library)2011-10-210.1KeeganMcAllister
concraft380.03Morphological disambiguation based on constrained CRFs (bsd3, library, natural-language-processing)2018-10-300.14.2JakubWaszczuk
concraft-hr60.01Part-of-speech tagger for Croatian (bsd3, library, natural-language-processing, program)2014-12-190.1.0.2vjeranc
concraft-pl300.01Morphological tagger for Polish (bsd3, library, natural-language-processing, program)2018-10-302.4.0JakubWaszczuk
concrete-typerep80.03Binary and Hashable instances for TypeRep (bsd3, data, library)2013-01-080.1.0.2ReinerPope
concur-core120.01A client side web UI framework for Haskell. Core framework. (bsd3, library, web)2018-08-020.1.0.0AnupamJain
concurrent-barrier110.01Simple thread barriers (bsd3, concurrency, library)2011-03-140.1.2JeremyFitzhardinge
concurrent-batch140.01Concurrent batching queue based on STM with timeout. (bsd3, data, library)2018-07-280.1.0.0HarpoRoeder
concurrent-dns-cache190.01Concurrent DNS cache (bsd3, library, network, program)2019-08-150.1.3KazuYamamoto
concurrent-extra850.027Extra concurrency primitives (bsd3, concurrency, library)2018-03-140.7.0.12BasVanDijk, RoelVanDijk
concurrent-hashtable132.00Thread-safe hash tables for multi-cores! (bsd3, concurrency, library)2019-10-280.1.8PeterRobinson
concurrent-machines270.03Concurrent networked stream transducers (bsd3, concurrency, control, library)2022-03-110.3.1.5AnthonyCowley
concurrent-resource-map130.01Concurrent resource map (bsd3, data, library)2020-03-180.2.0.0MateuszKowalczyk
concurrent-sa110.01Concurrent simulated annealing system. (algorithms, bsd3, concurrency, library)2010-04-071.0.1LouisWasserman
concurrent-split260.02MVars and Channels with distinguished input and output side (bsd3, concurrent, library)2018-10-220.0.1.1HenningThielemann
concurrent-st80.01Concurrent Haskell in ST (bsd3, library, software)2017-10-090.1andrewthad
concurrent-supply572.05A fast concurrent unique identifier supply with a pure API (bsd3, concurrency, library, parallelism)2016-01-170.1.8EdwardKmett
concurrent-utilities90.01More utilities and broad-used datastructures for concurrency. (bsd3, concurrency, library)2018-05-030.2.0.2sebaslafleur, LeonSchoorl
concurrentoutput (deprecated in favor of concurrent-output)100.02Ungarble output from several threads (bsd3, deprecated, library, user-interfaces)2011-06-080.2.0.2JoachimBreitner
cond552.017Basic conditional and boolean operators with monadic variants. (bsd3, control, library, logic, monad)2023-11-190.5.1AdamCurtis, jcranch
condor (deprecated)40.01Information retrieval library (bsd3, deprecated, library, program, search, text)2014-01-200.3klangner
condorcet50.01Library for Condorcet voting (bsd3, data, library)2008-02-260.0.1GwernBranwen
conduino230.01Lightweight composable continuation-based stream processors (bsd3, control, library)2023-12-210.2.4.0jle
conduit-aeson100.01Short description (algorithms, bsd3, library)2022-03-020.1.0.1lehins
conduit-audio170.06Combinators to efficiently slice and dice audio streams (bsd3, library, sound)2017-09-020.2.0.3mtolly
conduit-audio-lame90.01conduit-audio interface to the LAME MP3 library (bsd3, library, sound)2017-09-020.1.2.1mtolly
conduit-audio-samplerate110.01conduit-audio interface to the libsamplerate resampling library (bsd3, library, sound)2017-09-020.1.0.3mtolly
conduit-audio-sndfile120.01conduit-audio interface to the libsndfile audio file library (bsd3, library, sound)2020-01-160.1.2.2mtolly
conduit-connection160.01Conduit source and sink for Network.Connection. (bsd3, conduit, library, network)2019-06-100.1.0.5slomo
conduit-iconv70.01Conduit for character encoding conversion. (bsd3, conduit, library, text)2018-02-070.1.1.3slomo
conduit-merge170.01Merge multiple sorted conduits (bsd3, conduit, library)2019-05-270.1.3.0cblp
conduit-network-stream100.01A base layer for network protocols using Conduits (bsd3, library, network)2013-02-260.2NilsSchweinsberg
conduit-resumablesink50.01Allows conduit to resume sinks to feed multiple sources into it. (bsd3, conduit, data, library)2017-11-010.2AndrewMiller
conduit-throttle100.01Throttle Conduit Producers (bsd3, data, library)2017-12-210.3.1.0mtesseract
conduit-tokenize-attoparsec (deprecated)40.00Conduits for tokenizing streams. (bsd3, conduit, data, deprecated, library, program)2016-01-310.1.0.0newhoggy, haskellworks
conduit-vfs70.01Virtual file system for Conduit; disk, pure, and in-memory impls. (bsd3, conduit, filesystem, io, library)2019-06-120.1.0.3RobertFischer
conduit-vfs-zip70.00Zip archive interface for the Conduit Virtual File System. (bsd3, compression, conduit, filesystem, io, library, zip)2019-06-120.1.0.1RobertFischer
conf72.01Parser for Haskell-based configuration files. (bsd3, configuration, library, parsing)2015-07-170.1.1.0carymrobbins
conferer-provider-dhall (deprecated in favor of conferer-source-dhall)50.00Configuration for reading dhall files (bsd3, configuration, deprecated, library)2020-03-110.3.0.0ludat
conferer-provider-json (deprecated in favor of conferer-source-json)90.02conferer's provider for reading json files (bsd3, configuration, deprecated, library)2020-03-110.3.0.0ludat
conferer-provider-yaml (deprecated in favor of conferer-source-yaml)50.00Configuration for reading yaml files (bsd3, configuration, deprecated, library)2020-03-110.3.0.0ludat
confide80.01derive typeclass instances for decoding types from HOCON conf (bsd3, data, library)2018-03-080.1.0.3amilkov
config-ini1480.08A library for simple INI-based configuration files. (bsd3, configuration, library)2023-11-050.2.7.0gdritter
configuration70.01Simple data type for application configuration. (bsd3, data, library)2012-12-070.1.1HiromiIshii
configurator691.7550Configuration management (bsd3, configuration, data, library)2014-07-020.3.0.0BryanOSullivan
configurator-export140.01Pretty printer and exporter for configurations from the "configurator" library. (bsd3, configuration, data, library)2016-05-080.1.0.1jle
configurator-ng51.251The next generation of configuration management (bsd3, configuration, data, library)2016-10-310.0.0.1LeonSmith
configurator-pg1062.01Reduced parser for configurator-ng config files (bsd3, configuration, data, library)2024-03-070.2.10vollmert, steve_chavez, LaurenceIsla
confsolve360.01A command line tool for resolving conflicts of file synchronizers. (bsd3, program, utils)2017-07-310.5.6DanielTrstenjak
conic-graphs90.00Vinyl-style extensible graphs. (bsd3, graphs, library, vinyl)2021-09-080.0.1.0locallycompact
conjugateGradient230.01Sparse matrix linear-equation solver (bsd3, library, math)2013-04-202.2LeventErkok
conjure42.01A BitTorrent client (bsd3, library, network, program)2008-03-090.1GwernBranwen
connection1740.072Simple and easy network connections API (bsd3, library, network)2019-09-020.3.1VincentHanquez
connection-pool170.01Connection pool built on top of resource-pool and streaming-commons. (bsd3, data, library, network)2018-03-030.2.2PeterTrsko
connection-string50.01A library for parsing connection strings. (bsd3, library, text)2018-05-230.2.0.0GeorgePollard
connections210.02Orders, Galois connections, and lattices. (bsd3, library, math, numerical, program)2021-09-160.3.2cmk
console-program332.01Interpret the command line and a config file as commands and options (bsd3, console, library, system)2019-03-230.4.2.3AriePeterson
const-math-ghc-plugin70.01Compiler plugin for constant math elimination (bsd3, compiler-plugin, library)2012-10-191.0.0.0ConradParker
constable30.00A safe interface for Const summarization (bsd3, development, library)2023-01-060.1.0.0aaronallen8455
constaparser110.01Parse ByteStrings of a prescribed length. (bsd3, data, library)2018-06-220.1.0.1chessai
constr-eq40.00Equality by only Constructor (bsd3, generics, library)2019-09-050.1.0.0kelemzol
constrained-category50.00Constrained Categories (bsd3, library, unclassified)2018-12-300.1.0.0
constrained-normal100.01Normalised Deep Embeddings for Constrained Type-Class Instances (bsd3, control, library)2014-06-091.0.2NeilSculthorpe
constraint (deprecated)200.03Reified constraints (bsd3, constraint, deprecated, library)2019-11-180.1.4.0
constraint-classes210.01Various typeclasses using ConstraintKinds (bsd3, library, unclassified)2016-12-270.5.1guaraqe
constraint-reflection (deprecated)210.01Constraint reflection (bsd3, deprecated, library, unclassified)2018-05-080.1.0.0
constraint-tuples150.00Partially applicable constraint tuples (bsd3, data, library)2019-11-240.1.2ryanglscott
constraints-deriving270.02Manipulating constraints and deriving class instances programmatically. (bsd3, constraints, library)2021-03-241.1.1.2achirkin
constraints-extras2812.016Utility package for constraints (bsd3, constraints, library)2022-11-170.4.0.0CaleGibbard, JohnEricson, abrar, 3noch
construct210.00Haskell version of the Construct library for easy specification of file formats (bsd3, data, library, parsing, serialization)2023-12-190.3.1.2MarioBlazevic
constructible80.01Exact computation with constructible real numbers (bsd3, library, math)2021-11-090.1.2AndersKaseorg
constructive-algebra160.01A library of constructive algebra. (algebra, bsd3, library, math)2011-03-310.3.0AndersMortberg
consul-haskell100.02A consul client for Haskell (bsd3, library, network)2020-01-180.5.0NiklasHambuechen, sseveran, ketzacoatl
consumers380.01Concurrent PostgreSQL data consumers (bsd3, concurrency, database, library)2023-11-272.3.1.0MikhailGlushenkov, arybczak, trin_cz, jonathanjouty, jsynacek
container-builder90.01Functions for building containers from a known number of elements (bsd3, library, web)2016-05-190.1andrewthad
container-classes (deprecated)110.01Generic classes for interacting with different container types (bsd3, data-structures, deprecated, library)2010-07-180.0.0.0IvanMiljenovic
containers5112.755310Assorted concrete container types (bsd3, data-structures, library)2023-09-270.7WrenThornton, dfeuer, WrenRomano, MattRenaud
containers-accelerate60.00Hashing-based container types (accelerate, bsd3, data, library)2020-08-280.1.0.0TrevorMcDonell
containers-benchmark90.01Extensive benchmark suite for containers package. (benchmarking, bsd3, program)2011-11-281.1.0.0MilanStraka
containers-deepseq (deprecated in favor of containers)90.01Provide orphan NFData instances for containers as needed. (deprecated) (bsd3, data, deprecated, library)2012-01-190.1.0.1MichaelSnoyman
containers-good-graph60.01Data.Graph, but it doesn't suck! (bsd3, data-structures, library)2021-06-030.6.4.1isovector
containers-unicode-symbols340.06Unicode alternatives for common functions and operators (bsd3, library, unclassified)2021-06-070.3.1.3RoelVanDijk
context-free-art160.00Generate art from context-free grammars (bsd3, graphics, library, program)2019-10-290.3.0.1414owen
context-free-grammar70.01Basic algorithms on context-free grammars (bsd3, language, library)2021-05-290.1.1nedervold
contiguous1120.017Unified interface for primitive arrays (array, bsd3, data, library, primitive)2024-02-060.6.4.2andrewthad, chessai, l3c_amartin
contiguous-checked90.03contiguous with bounds checks (bsd3, data, library)2019-01-020.3.2.0andrewthad
contiguous-fft80.01dft of contiguous memory structures (bsd3, data, library)2019-02-160.2.2.0chessai
continue60.01Monads with suspension and arbitrary-spot reentry (bsd3, control, library)2013-04-210.2.0ErtugrulSoeylemez, esz
continued-fraction262.01Types and functions for working with continued fractions in Haskell (bsd3, library, math)2018-08-180.1.0.11vmchale
contracheck-applicative191.750Validation types/typeclass based on the contravariance. (bsd3, library, validation)2020-10-070.2.0Birkmann
contravariant3102.5176Contravariant functors (bsd3, control, data, library)2021-07-271.5.5EdwardKmett, EricMertens, ryanglscott
control (deprecated)170.03Class of monad transformers which control operations can be lifted thru (bsd3, control, deprecated, library)2018-08-190.1.1.0
control-bool210.05Useful combinators for boolean expressions (bsd3, control, library)2013-12-080.2.1FumiakiKinoshita
control-dotdotdot80.01Haskell operator `g ... f = \x1 .. xn -> g (f x1 .. xn)`. (bsd3, control, library)2018-01-210.1.0.1erisco
control-dsl221.751An alternative to monads in do-notation (bsd3, control, dsl, effect, general, io, language, library, mutable-state, polymorphism)2018-10-180.2.1.3yangbo
control-event250.02Event scheduling system. (bsd3, control, library)2019-05-171.3ThomasDuBuisson
control-iso80.01A typeclass for type isomorphisms (bsd3, control, library)2019-02-040.1.0.2fresheyeball
control-monad-attempt (deprecated)100.03Monad transformer for attempt. (deprecated) (bsd3, data, deprecated, failure, library)2012-01-190.3.0.1MichaelSnoyman, NicolasPouillard
control-monad-loop170.08Simple monad transformer for imperative-style loops (bsd3, control, library)2012-07-080.1JoeyAdams
control-monad-queue190.01Reusable corecursive queues, via continuations. (bsd3, control, library)2015-12-190.2.0.1LeonSmith
control-timeout (deprecated)140.03Timeout handling (bsd3, control, deprecated, library)2008-02-010.1.2AdamLangley
contstuff (deprecated)330.07Fast, easy to use CPS-based monad transformers (bsd3, control, deprecated, library, monads)2011-05-191.2.6ErtugrulSoeylemez, esz
contstuff-monads-tf (deprecated)110.01ContStuff instances for monads-tf transformers (deprecated) (bsd3, control, deprecated, library, monads)2010-11-240.2.1ErtugrulSoeylemez, esz
contstuff-transformers (deprecated)50.01Deprecated interface between contstuff 0.7.0 and the transformers package (bsd3, control, deprecated, library, monads)2010-12-270.1.1ErtugrulSoeylemez, esz
convertible862.067Typeclasses and instances for converting between types (bsd3, data, library)2022-05-271.1.1.1ErikHesselink, JohnGoerzen, NicolasWu, rsoeldner, janus
convertible-text (deprecated)330.08Typeclasses and instances for converting between types (deprecated) (bsd3, data, deprecated, failure)2012-01-190.4.0.2MichaelSnoyman
cookbook430.01Tiered general-purpose libraries with domain-specific applications. (bsd3, development, library)2016-03-153.0.1.1NatePisarski
cookies90.01web cookies (bsd3, library, web)2018-06-130.1.0.0chessai
coordinate270.03A representation of latitude and longitude (bsd3, development, library)2018-04-060.2TonyMorris
copilot1062.06A stream DSL for writing embedded C programs. (bsd3, embedded, language, library)2024-03-083.19IvanPerez, LeePike, agoodloe, frankdedden
copilot-bluespec130.00A compiler for Copilot targeting FPGAs. (bsd3, embedded, language, library)2024-03-083.19IvanPerez, ryanglscott, galoisinc
copilot-c99950.08A compiler for Copilot targeting C99. (bsd3, embedded, language, library)2024-03-083.19IvanPerez, LeePike, agoodloe, frankdedden
copilot-cbmc190.02Copilot interface to a C model-checker. (bsd3, embedded, language, library)2017-07-122.2.1IvanPerez, LeePike, agoodloe, frankdedden
copilot-core710.010An intermediate representation for Copilot. (bsd3, embedded, language, library)2024-03-083.19IvanPerez, agoodloe, frankdedden
copilot-frp-sketch40.00FRP sketch programming with Copilot (bsd3, embedded, language, library)2022-02-141.0.0JoeyHess
copilot-interpreter420.01Interpreter for Copilot. (bsd3, embedded, language, library)2024-03-083.19IvanPerez
copilot-language750.08A Haskell-embedded DSL for monitoring hard real-time distributed systems. (bsd3, embedded, language, library)2024-03-083.19IvanPerez, LeePike, agoodloe, frankdedden
copilot-libraries730.03Libraries for the Copilot language. (bsd3, embedded, language, library)2024-03-083.19IvanPerez, LeePike, agoodloe, frankdedden
copilot-prettyprinter470.04A prettyprinter of Copilot Specifications. (bsd3, embedded, language, library)2024-03-083.19IvanPerez
copilot-sbv160.03A compiler for CoPilot targeting SBV. (bsd3, embedded, language, library)2017-07-122.2.1IvanPerez, LeePike, agoodloe, frankdedden
copilot-theorem610.03k-induction for Copilot. (bsd3, embedded, language, library)2024-03-083.19IvanPerez, LeePike, agoodloe, frankdedden
copilot-verifier150.00System for verifying the correctness of generated Copilot programs (bsd3, language, library, program)2024-03-083.19IvanPerez, ryanglscott, galoisinc
copr70.01Haskell interface to the Fedora Copr system (bsd3, fedora, library, web)2014-04-101.1.1RickyElrod
coquina80.00Yet another shell monad. (bsd3, library, program, shell)2024-01-300.1.0.1abrar
core110.01External core parser and pretty printer. (bsd3, language, library)2009-04-080.5DavidHimmelstrup
core-haskell90.01A subset of Haskell using in UCC for teaching purpose (bsd3, compilers-interpreters, language, program)2014-03-130.6.4happlebao
core-warn42.250"Provide warnings for unexpected Core generation" (bsd3, library, warning)2021-10-240.1.0.0isovector, jonathanlorimer
corebot-bliki60.01A bliki written using yesod. Uses pandoc to process files stored in git. (bsd3, library, program, yesod)2012-02-050.2.2.0CoreyOConnor
corecursive-main90.00Write your main like it can call itself back. (bsd3, control, library, program)2018-08-190.1.0.0LucasDiCioccio
corenlp-parser90.01Launches CoreNLP and parses the JSON output (bsd3, library, natural-language-processing)2018-03-270.4.0.0k_bx
coroutine-object90.02Object-oriented programming realization using coroutine (bsd3, control, library)2016-02-050.3.0IanWooKim
couchdb-conduit420.01Couch DB client library using http-conduit and aeson (bsd3, conduit, database, library)2012-11-020.10.6AlexanderDorofeev
couchdb-enumerator150.01Couch DB client library using http-enumerator and aeson (bsd3, database, library, web)2012-03-130.3.7JohnLenz
count90.01Bijective mappings between values and possibly infinite prefixes of [0..] (bsd3, data, library)2014-06-100.0.1Maxdamantus
countable230.02Countable, Searchable, Finite, Empty classes (bsd3, data, library)2022-04-291.2AshleyYakeley
country690.04Country data type and functions (bsd3, library, web)2023-11-300.2.4.1andrewthad, chessai, l3c_amartin
country-codes90.03ISO 3166 country codes and i18n names. (bsd3, data, library)2019-02-120.1.4FelipeLessa, JeanPhilippeMoresmau
court60.01Simple and flexible CI system (bsd3, development, program)2015-11-270.1.0.1thoferon
coya170.00Coya monoids (bsd3, data, library, math)2020-07-090.1.0.1chessai
cparsing40.01A simple C++ parser with preprocessor features. C++ refactorings included. (bsd3, language, library)2017-11-160.1.0.0lazac
cpkg460.00Build tool for C (bsd3, c, dhall, library, package-management, packaging, program)2023-11-060.2.5.8vmchale
cplex-hs112.01high-level CPLEX interface (bsd3, library, math)2016-11-050.5.0.2stefanjhlk
cplusplus-th42.02C++ Foreign Import Generation (bsd3, foreign, library)2014-10-151.0.0.0MaxwellSwadling
cppfilt110.01Bindings for C++ demangling routines (bsd3, library, system)2018-05-090.1.0.00xd34df00d
cprng-aes (deprecated in favor of cryptonite)620.020Crypto Pseudo Random Number Generator using AES in counter mode. (bsd3, cryptography, deprecated, library)2014-11-130.6.1VincentHanquez
cps-except130.01ExceptT replacement in CPS style (bsd3, library, mtl, transformers)2021-03-290.0.1.2KristofBastiaensen
cpsa982.01Symbolic cryptographic protocol analyzer (bsd3, cryptography, program)2023-10-234.4.3JohnRamsdell, mliskov
cpu472.026Cpu information and properties helpers. (bsd3, data, library)2013-11-120.1.2VincentHanquez
cpuperf60.01Modify the cpu frequency on OpenBSD systems (bsd3, program, system)2008-06-160.1.1DonaldStewart
crackNum1120.02Crack various integer and floating-point data formats (bsd3, program, tools)2024-03-023.10LeventErkok
crawlchain140.01Simulation user crawl paths (bsd3, library, web)2018-05-260.3.1.0axm
crc1650.01Calculate the crc16-ccitt. (bsd3, cryptography, library)2011-01-160.1.1JorisPutcuyps
crc16-table90.02Compute CRC16 checksums using a lookup table. (bsd3, library, text)2010-09-210.1KeeganMcAllister
crc32c280.01crc32c (bsd3, ffi, library, raw)2024-02-240.2.0leptonyu
crdt512.251Conflict-free replicated data types (bsd3, distributed-systems, library)2021-01-3010.7cblp
creatur940.01Framework for artificial life experiments. (ai, bsd3, library)2021-08-185.9.30AmyDeBuitleir
crf-chain190.02First-order, linear-chain conditional random fields (bsd3, library, math)2019-11-300.2.3JakubWaszczuk
crf-chain1-constrained190.03First-order, constrained, linear-chain conditional random fields (bsd3, library, math)2018-10-300.6.0JakubWaszczuk
crf-chain2-generic70.02Second-order, generic, constrained, linear conditional random fields (bsd3, library, math)2013-01-090.3.0JakubWaszczuk
crf-chain2-tiers190.03Second-order, tiered, constrained, linear conditional random fields (bsd3, library, natural-language-processing)2018-10-300.6.0JakubWaszczuk
critbit230.02Crit-bit maps and sets (bsd3, data, library)2014-07-040.2.0.0BryanOSullivan
criterion3302.7528Robust, reliable performance measurement and analysis (benchmarking, bsd3, development, library, performance, program, testing)2023-08-081.6.3.0BryanOSullivan, RyanNewton, ryanglscott
criterion-cmp100.00A simple tool for comparing in Criterion benchmark results (bsd3, development, program)2021-02-140.1.0.0phadej
criterion-compare32.00A simple tool for visualising differences in Criterion benchmark results (bsd3, development, program)2019-07-290.1.0.0BenGamari, AndreasK
criterion-measurement1530.05Criterion measurement functionality and associated types (benchmarking, bsd3, development, library, performance, testing)2023-02-170.2.1.0ryanglscott
criterion-to-html50.01Convert criterion output to HTML reports (bsd3, development, program)2012-06-270.0.0.3JasperVanDerJeugt
crjdt-haskell80.01A Conflict-Free Replicated JSON Datatype for Haskell (bsd3, data, library)2017-05-280.3.0amarpotghan
crockford50.02An implementation of Douglas Crockford's base32 encoding. (bsd3, codec, library)2009-12-200.2HenryBucklow
crucible90.00Crucible is a library for language-agnostic symbolic simulation (bsd3, language, library)2024-02-050.7ryanglscott, galoisinc
crucible-llvm110.00Support for translating and executing LLVM code in Crucible (bsd3, language, library)2024-02-050.6ryanglscott, galoisinc
crucible-symio100.00An implementation of symbolic I/O primitives for Crucible (bsd3, language, library)2024-02-050.1ryanglscott, galoisinc
cruncher-types (deprecated)70.01Request and Response types for Eval.so's API (bsd3, deprecated, eval.so, library)2014-04-101.1.0RickyElrod
crux100.00Simple top-level library for Crucible Simulation (bsd3, language, library)2024-02-050.7ryanglscott, galoisinc
crux-llvm130.00A verification tool for C programs. (bsd3, language, library, program)2024-02-050.8ryanglscott, galoisinc
crypt-sha512140.01Pure Haskell implelementation for GNU SHA512 crypt algorithm (bsd3, data, library)2017-07-020phadej
crypto-api1622.2580A generic interface for cryptographic operations (bsd3, cryptography, data, library)2018-01-050.13.3ThomasDuBuisson, haskell_github_trust
crypto-api-tests520.01A test framework and KATs for cryptographic operations. (bsd3, cryptography, data, library)2014-01-080.3ThomasDuBuisson
crypto-cipher-benchmarks120.01Generic cryptography cipher benchmarks (bsd3, cryptography, library)2013-10-080.0.5VincentHanquez
crypto-cipher-tests370.01Generic cryptography cipher tests (bsd3, cryptography, library)2013-10-240.0.11VincentHanquez
crypto-cipher-types570.016Generic cryptography cipher types (bsd3, cryptography, library)2013-10-250.0.9VincentHanquez
crypto-classical120.01An educational tool for studying classical cryptography schemes. (bsd3, cryptography, library)2020-04-200.3.0fosskers
crypto-conduit550.06Conduit interface for cryptographic operations (from crypto-api). (bsd3, conduit, cryptography, library)2014-11-120.5.5FelipeLessa, MichaelSnoyman
crypto-enigma652.01An Enigma machine simulator with display. (bsd3, cryptography, education, library, program)2019-10-090.1.1.6Orome
crypto-multihash100.00Multihash library on top of cryptonite crypto library (bsd3, cryptography, library, program)2016-08-270.4.2.0mseri
crypto-numbers450.08Cryptographic numbers: functions and algorithms (bsd3, cryptography, library)2014-12-310.2.7VincentHanquez
crypto-pubkey (deprecated in favor of cryptonite)280.011Public Key cryptography (bsd3, cryptography, deprecated, library)2015-01-160.2.8VincentHanquez
crypto-pubkey-types1000.029Generic cryptography Public keys algorithm types (bsd3, cryptography, library)2015-01-100.4.3VincentHanquez
crypto-random (deprecated in favor of cryptonite)550.032Simple cryptographic random related types (bsd3, cryptography, deprecated, library)2015-03-180.0.9VincentHanquez
crypto-random-api (deprecated in favor of crypto-random)150.012Simple random generators API for cryptography related code (bsd3, cryptography, deprecated, library)2013-01-030.2.0VincentHanquez
crypto-rng320.02Cryptographic random number generator. (bsd3, crypto, library)2022-02-240.3.0.1MikhailGlushenkov, arybczak, trin_cz, jonathanjouty
crypto-token1240.01crypto tokens (bsd3, cryptography, library, network)2024-02-070.1.1KazuYamamoto
crypto-totp200.01Provides generation and verification services for time-based one-time keys. (bsd3, cryptography, library)2013-08-110.1.0.1JeffShaw
cryptocipher520.011Symmetrical block and stream ciphers. (bsd3, cryptography, library)2013-10-250.6.2VincentHanquez
cryptoconditions110.01Interledger Crypto-Conditions (bsd3, crypto, finance, library, network)2020-03-260.2.5ssadler
cryptohash1631.25156collection of crypto hashes, fast, pure and practical (bsd3, cryptography, data, library)2016-03-250.11.9VincentHanquez
cryptohash-conduit160.09cryptohash conduit (bsd3, conduit, cryptography, library)2014-03-300.1.1VincentHanquez
cryptohash-cryptoapi260.015Crypto-api interfaces for cryptohash (bsd3, cryptography, library)2016-03-260.1.4VincentHanquez
cryptohash-md51630.019Fast, pure and practical MD5 implementation (bsd3, cryptography, data, library)2021-10-210.11.101.0HerbertValerioRiedel, phadej
cryptohash-sha11780.020Fast, pure and practical SHA-1 implementation (bsd3, cryptography, data, library)2021-11-130.11.101.0HerbertValerioRiedel, phadej
cryptohash-sha2562082.2541Fast, pure and practical SHA-256 implementation (bsd3, cryptography, data, library)2021-10-100.11.102.1AustinSeipp, HerbertValerioRiedel, phadej
cryptohash-sha512160.08Fast, pure and practical SHA-512 implementation (bsd3, cryptography, data, library)2023-02-070.11.102.0HerbertValerioRiedel, phadej
cryptoids150.02Reversable and secure encoding of object ids as a bytestring (bsd3, cryptography, library)2018-07-230.5.1.0gkleen
cryptoids-class40.03Typeclass-based interface to cryptoids (bsd3, library, web)2018-01-180.0.0gkleen
cryptoids-types60.04Shared types for encrypting internal object identifiers before exposure (bsd3, library, web)2018-12-171.0.0gkleen
cryptol630.01Cryptol: The Language of Cryptography (bsd3, language, library, program)2024-02-053.1.0IavorDiatchki, ryanglscott, galoisinc
crypton2920.029Cryptography Primitives sink (bsd3, cryptography)2023-11-100.34KazuYamamoto
crypton-conduit590.02crypton conduit (bsd3, conduit, cryptography, library)2023-07-300.2.3psibi, mpilgrem
crypton-connection2830.017Simple and easy network connections API (bsd3, library, network)2024-02-050.3.2KazuYamamoto
crypton-x5091800.017X509 reader and writer (bsd3, data, library)2023-06-061.7.6KazuYamamoto
crypton-x509-store1740.09X.509 collection accessing and storing methods (bsd3, data, library)2023-06-061.6.9KazuYamamoto
crypton-x509-system1690.08Handle per-operating-system X.509 accessors and storage (bsd3, data, library)2023-06-061.6.7KazuYamamoto
crypton-x509-validation1610.09X.509 Certificate and CRL validation (bsd3, data, library)2023-06-061.6.12KazuYamamoto
cryptonite3072.75249Cryptography Primitives sink (bsd3, cryptography)2022-03-130.30LukeTaylor, VincentHanquez
cryptonite-cd (deprecated)30.00Cryptography Primitives sink (bsd3, cryptography, deprecated)2021-12-170.29.1ChrisDornan
cryptonite-conduit590.07cryptonite conduit (bsd3, conduit, cryptography, library)2017-11-170.2.2MichaelSnoyman, VincentHanquez
cryptonite-openssl300.01Crypto stuff using OpenSSL cryptographic library (bsd3, cryptography)2018-04-070.7VincentHanquez
cryptostore1060.04Serialization of cryptographic data types (bsd3, codec, cryptography, library)2023-06-250.3.0.1OlivierCheron
crystalfontz50.01Control Crystalfontz LCD displays. (bsd3, hardware, library, system, user-interfaces)2010-09-210.1KeeganMcAllister
cse-ghc-plugin50.01Compiler plugin for common subexpression elimination (bsd3, compiler-plugin, library)2012-08-080.1.1AustinSeipp
csg110.00Analytical CSG (Constructive Solid Geometry) library (bsd3, graphics, library, program)2019-01-180.1.0.6DmitryDzhus
csound-catalog560.02a gallery of Csound instruments. (bsd3, library, music)2024-02-200.7.6.1AntonKholomiov
csound-controllers250.00MIDI controllers (bsd3, library, music, unclassified)2024-02-200.1.1.1AntonKholomiov
csound-expression1172.05library to make electronic music (bsd3, library, music, sound)2024-02-185.4.3.1AntonKholomiov
csound-expression-dynamic680.04dynamic core for csound-expression library (bsd3, library, music, sound)2024-02-180.3.9.1AntonKholomiov
csound-expression-opcodes490.02opcodes for the library csound-expression (bsd3, library, music, sound)2024-02-180.0.5.3AntonKholomiov
csound-expression-typed840.03typed core for the library csound-expression (bsd3, library, music, sound)2024-02-180.2.7.1AntonKholomiov
csound-sampler440.02A musical sampler based on Csound (bsd3, library, music)2024-02-200.0.10.2AntonKholomiov
cspmchecker90.01A command line type checker for CSPM files. (bsd3, concurrency, program)2013-10-111.0.0ThomasGibsonRobinson
cspretty50.01AST and pretty printer for CSPm (bsd3, language, library)2016-11-301.0ccasin
css (deprecated)40.01Minimal monadic CSS DSL. (bsd3, deprecated, language, library)2014-12-080.2
css-easings60.00Defining and manipulating css easing strings. (bsd3, library, web, webdevelopment)2022-06-200.2.3.0wvanonsem90
css-selectors100.00Parsing, rendering and manipulating css selectors in Haskell. (bsd3, library, web)2023-01-060.5.0.0wvanonsem90
csv-conduit470.05A flexible, fast, conduit-based CSV parser library for Haskell. (bsd3, conduit, csv, data, library, text)2021-07-060.7.3.0MichaelXavier, OzgunAtaman
csv-enumerator230.02A flexible, fast, enumerator-based CSV parser library for Haskell. (bsd3, data, library)2013-01-210.10.2.0OzgunAtaman
csv-to-qif160.01A small program that will read csv files and create qif files (bsd3, console, program, text)2018-02-210.3.3palo
ctemplate (deprecated)70.01Binding to the Google ctemplate library (bsd3, deprecated, library, text)2008-02-150.1AdamLangley
ctkl40.01packaging of Manuel Chakravarty's CTK Light for Hackage (bsd3, library, text)2014-10-040.27.0.0MarkWotton
cube50.01Cubic DSL for 3D printing (bsd3, language, library)2015-04-150.2.0junjihashimoto
cubicbezier980.07Efficient manipulating of 2D cubic bezier curves. (bsd3, geometry, graphics, library, typography)2023-07-100.6.0.7BrentYorgey, DavidHimmelstrup, KristofBastiaensen
cubicspline172.01Natural cubic spline interpolation. (algorithms, bsd3, library, math)2015-10-180.1.2GershomBazerman
cublas130.04FFI bindings to the CUDA BLAS library (bsd3, foreign, library)2020-08-260.6.0.0TrevorMcDonell, bmsherman
cuckoo150.00Haskell Implementation of Cuckoo Filters (bsd3, data, library)2021-10-210.3.1larsk
cuda640.016FFI binding to the CUDA interface for programming NVIDIA GPUs (bsd3, foreign, library, program)2023-08-150.11.0.1TrevorMcDonell
cudd170.02Bindings to the CUDD binary decision diagrams library (bsd3, data, library)2017-01-090.1.0.4adamwalker
cue-sheet200.01Support for construction, rendering, and parsing of CUE sheets (audio, bsd3, library)2022-05-212.0.2mrkkrp
cufft190.03Haskell bindings for the CUFFT library (bsd3, foreign, library)2020-08-260.10.0.0RobEverest, TrevorMcDonell
curl552.2548Haskell binding to libcurl (bsd3, library, network)2012-11-131.3.8DonaldStewart, EricMertens, IavorDiatchki, SigbjornFinne
curl-aeson160.02Communicate with web services using JSON (bsd3, json, library, network, web)2022-03-310.1.0.1JoelLehtonen
currencies140.01Currencies representation, pretty printing and conversion (bsd3, data, library)2018-06-220.2.0.0alx741, DanielCampoverde
currency-convert62.01Typesafe currency conversion (bsd3, data, library)2016-08-160.2.1.0pigworts2
curry80.01Curry types (bsd3, data, library)2018-01-250.0.0.0
curry-base360.02Functions for manipulating Curry programs (bsd3, language, library)2019-11-221.1.1BerndBrassel, BjoernPeemoeller, HolgerSiegel, CurryLanguage
curry-frontend230.02Compile the functional logic language Curry to several intermediate formats (bsd3, language, library, program)2021-02-112.0.0BerndBrassel, BjoernPeemoeller, HolgerSiegel, CurryLanguage
curryer120.01A simple HTTP server framework (bsd3, library, web)2017-09-060.1.0.0ChrisPenner
cursedcsv102.01Terminal tool for viewing tabular data (application, bsd3, program)2021-08-120.1.4GershomBazerman
curve25519400.02Fast implementations of the curve25519 elliptic curve primitives. (bsd3, library, math)2023-12-120.2.8AdamWick, EricMertens
cusolver100.01FFI bindings to CUDA Solver, a LAPACK-like library (bsd3, foreign, library)2020-08-260.3.0.0TrevorMcDonell
cusparse80.01FFI bindings to the CUDA Sparse BLAS library (bsd3, foreign, library)2020-08-260.3.0.0TrevorMcDonell
custom-interpolation40.01Customizable string interpolation quasiquoters (bsd3, interpolation, library, quasiquotes, text)2023-01-120.1.0.1ruby0b
cutter110.01Cut files according to a position list (bsd3, console, program)2017-03-260.0HenningThielemann
cve50.01simple and efficient cve datatype (bsd3, data, library)2018-03-210.1.0.0chessai
cybus50.00multi-dimensional arrays (bsd3, containers, data, library, program)2022-04-130.3.0.0gbwey
cypher110.01Haskell bindings for the neo4j "cypher" query language (bsd3, database, library)2012-07-310.8.1SamAnklesaria
czipwith530.03CZipWith class and deriving via TH (bsd3, data, library)2021-11-111.0.1.4lspitzner, fozworth, dukerutledge
d-bus200.02Permissively licensed D-Bus client library (bsd3, desktop, library, network, program)2017-12-130.1.8PhilippBalzarek, frasertweedale
d3js40.01Declarative visualization on a web browser with DSL approach. (bsd3, graphics, library)2013-09-220.1.0.0nebuta
dag170.01Compile-time, type-safe directed acyclic graphs. (bsd3, library, unclassified)2015-01-230.1.0.2athanclark
dahdit110.02Binary parsing and serialization with integrated size (bsd3, data, library)2023-12-290.5.1ejconlon
dahdit-midi110.00MIDI and OSC parsing/printing with dahdit (bsd3, library, unclassified)2024-01-290.5.5ejconlon
dahdit-network50.00Network protocol helpers for Dahdit (bsd3, library, unclassified)2024-01-260.5.2ejconlon
dahdit-test40.00Test utils for Dahdit serde (bsd3, library, unclassified)2023-12-290.5.1ejconlon
dap50.00A debug adaptor protocol library (bsd3, debuggers, language, library)2023-09-150.1.0.0CsabaHruska, DavidJohnson
dapi40.01Prints a series of dates (bsd3, console, program)2013-04-020.2.0.0OmariNorman
darcs-benchmark190.01Comparative benchmark suite for darcs. (bsd3, program, testing)2010-08-080.1.9EricKow, PetrRockai
darcs-fastconvert110.01Import/export git fast-import streams to/from darcs. (bsd3, development, program)2011-02-130.2.1PetrRockai
darcs-graph90.01Generate graphs of darcs repository activity (bsd3, distribution, program)2008-11-291.0DonaldStewart, IsaacJones
darcs-scripts150.01Shell scripts for support of darcs workflow (bsd3, development, library)2015-04-080.1.1HenningThielemann
darcs2dot (deprecated in favor of darcs)50.01Outputs dependencies of darcs patches in dot format. (bsd3, deprecated, development, program)2013-04-070.1.0.1SoenkeHahn
data-accessor1530.062Utilities for accessing and manipulating fields of records (bsd3, data, library)2023-01-150.2.3.1HenningThielemann, LukePalmer
data-accessor-monads-fd120.02Use Accessor to access state in monads-fd State monad class (bsd3, data, library)2011-02-260.2.0.3HenningThielemann
data-accessor-monads-tf90.01Use Accessor to access state in monads-tf State monad type family (bsd3, data, library)2012-04-100.2.1.4HenningThielemann
data-accessor-mtl260.04Use Accessor to access state in mtl State monad class (bsd3, data, library)2023-01-150.2.0.5HenningThielemann
data-accessor-template500.09Utilities for accessing and manipulating fields of records (bsd3, data, library)2018-08-310.2.1.16HenningThielemann, LukePalmer
data-accessor-transformers1100.011Use Accessor to access state in transformers State monad (bsd3, data, library)2023-01-150.2.1.8HenningThielemann
data-array-byte1920.08Compatibility layer for Data.Array.Byte (bsd3, compatibility, library)2022-10-080.1.0.1Bodigrim, lyxia, andrewthad, sjakobi, chessai
data-ascii (deprecated in favor of ascii)110.01Type-safe, bytestring-based ASCII values (bsd3, data, deprecated, library)2021-02-101.0.0.6chris_martin, Monoid_Mary
data-aviary150.02Combinator birds. (bsd3, combinators, library)2013-04-240.4.0StephenTetley
data-bword740.03Extra operations on binary words of fixed length (bsd3, data, library)2022-08-280.1.0.2MikhailVorozhtsov
data-category532.251Category theory (bsd3, category-theory, library, math)2023-03-270.11SjoerdVisscher
data-cell100.04Generic cellular data representation library (bsd3, data, library)2015-07-071.0.0.2patrykz
data-check (deprecated)40.01Library for checking and normalization of data (e.g. from web forms) (bsd3, data, deprecated, library, web)2017-05-210.1.1mrkkrp
data-checked600.02Type-indexed runtime-checked properties (bsd3, data, library)2014-02-090.3MikhailVorozhtsov
data-clist1310.07Simple functional ring type. (bsd3, data-structures, library)2022-02-250.2JohnVanEnk, jeremyjh
data-constructors130.02Generically compare data by their constructors (bsd3, data, library)2017-09-160.1.0.0dailectic
data-cycle60.01a cyclic doubly linked list (bsd3, data, library)2012-03-100.1.2TobiasBrandt
data-default2452.5790A class for types with a default value (bsd3, data, library)2016-06-250.7.1.1LukasMai
data-default-class2050.0317A class for types with a default value (bsd3, data, library)2016-06-250.1.2.0LukasMai
data-default-extra90.02A class for types with a default value. (bsd3, data, library)2017-01-050.1.0PeterTrsko
data-default-generics80.01A class for types with a default value (bsd3, data, library)2014-02-200.3jcristovao
data-default-instances-base450.011Default instances for types in base (bsd3, data, library)2016-06-250.1.0.1LukasMai
data-default-instances-bytestring150.01Default instances for (lazy and strict) ByteString, Builder and ShortByteString. (bsd3, data, library)2016-02-070.0.1PeterTrsko
data-default-instances-case-insensitive150.01Default instance for CI type from case-insensitive package. (bsd3, data, library)2016-02-070.0.1PeterTrsko
data-default-instances-containers1930.04Default instances for types in containers (bsd3, data, library)2013-04-020.0.1LukasMai
data-default-instances-dlist1980.04Default instances for types in dlist (bsd3, data, library)2013-04-020.0.1LukasMai
data-default-instances-new-base250.01Default instances for types in newer versions of base package. (bsd3, data, library)2017-01-050.0.2PeterTrsko
data-default-instances-old-locale2140.04Default instances for types in old-locale (bsd3, data, library)2013-04-030.0.1LukasMai
data-default-instances-text70.01Default instances for (lazy and strict) Text and Text Builder. (bsd3, data, library)2016-02-070.0.1PeterTrsko
data-default-instances-unordered-containers150.01Default instances for unordered-containers. (bsd3, data, library)2016-02-070.0.1PeterTrsko
data-default-instances-vector130.02Default instances for types defined in vector package (bsd3, data, library)2016-02-070.0.1PeterTrsko
data-diverse770.06Extensible records and polymorphic variants. (bsd3, data, library, records)2023-05-294.7.1.0louispan
data-diverse-lens320.03Isos & Lens for Data.Diverse.Many and Prisms for Data.Diverse.Which (bsd3, data, library, records)2018-06-304.3.0.0louispan
data-dword870.014Stick two binary words together to get a bigger one (bsd3, data, library)2021-12-050.3.2.1MikhailVorozhtsov
data-easy140.02Consistent set of utility functions for Maybe, Either, List and Monoids. (bsd3, data, library)2016-07-260.7.0jcristovao
data-elf110.01Executable and Linkable Format (ELF) data structures. (bsd3, data, library)2016-07-230.2MikhailVorozhtsov
data-emoticons40.01Combinator emoticons: data-aviary in the flavor of emoticons (bsd3, combinators, library)2017-04-230.1.0lbq
data-endian790.06Endian-sensitive data (bsd3, data, library)2016-07-070.1.1MikhailVorozhtsov
data-extend-generic180.01Extend Haskell data or newtype like in OOP languages (bsd3, data, library)2015-12-160.1.0.0YLiLarry
data-extra (deprecated)360.01None (bsd3, deprecated, library, unclassified)2014-12-082.5.5
data-filepath130.01A type safe file path data structure (bsd3, data, library)2015-02-122.2.0.0MaxwellSwadling, domdere
data-files-gen100.00Generate data-files Cabal file field from existing files (bsd3, library, program, tools)2016-08-020.0.0.1JeanPhilippeMoresmau
data-fin90.01Finite totally ordered sets (bsd3, data, library)2014-08-160.1.1.3WrenThornton
data-fin-simple30.01Simple integral finite set (bsd3, data, library)2015-06-170.1.0.0seagull
data-fix2322.2531Fixpoint data types (bsd3, data, library)2021-07-270.3.2AntonKholomiov, gelisam, phadej
data-fix-cse150.03Common subexpression elimination for the fixploint types. (bsd3, data, library)2020-08-020.0.3AntonKholomiov
data-flags230.08A package for working with bit masks and flags in general. (bsd3, data, library)2017-07-290.0.3.4MikhailVorozhtsov
data-foldapp90.01Fold function applications. Framework for variadic functions. (bsd3, data, library)2018-01-210.1.1.0erisco
data-fresh210.01Interface and functor transformers for fresh values (bsd3, control, library)2013-09-080.2013.251.0StijnVanDrongelen
data-function-meld100.01Map the arguments and return value of functions. (bsd3, data, library)2016-05-250.1.1.0erisco
data-function-tacit90.01Write functions in tacit (pointless) style using Applicative and De Bruijn index notation. (bsd3, data, library)2016-06-010.1.0.0erisco
data-functor-logistic250.01Updatable analogue of Distributive functors (bsd3, data-structures, library)2021-11-160.0FumiakiKinoshita
data-has402.08Simple extensible product (bsd3, data, library)2020-12-010.4.0.0winterland
data-hash1010.09Combinators for building fast hashing functions. (bsd3, data, library)2015-05-200.2.0.1DanielGorin
data-index70.01Extending the concept of indices for lists and other containers (bsd3, data, library)2018-05-110.1.0.0IlyaPershin
data-interval670.06Interval datatype, interval arithmetic and interval-based containers (bsd3, data, library, math)2023-12-212.1.2MasahiroSakai, Bodigrim
data-inttrie450.03A simple lazy, infinite trie from integers (bsd3, data, library)2018-03-310.1.4LukePalmer, ThomasDuBuisson
data-ivar80.03Write-once variables with concurrency support (bsd3, concurrency, data, library)2008-10-200.30GregoryCrosswhite, LukePalmer
data-json-token (deprecated)100.00Json Token datatype (bsd3, data, deprecated, json, library, program)2016-02-020.1.0.0newhoggy, haskellworks
data-kiln40.01Sculpt mutable recursive data with reference equality; bake it using a data kiln into an immutable lazy structure (bsd3, data, library)2014-12-170.1.0.0kwf
data-layout140.01Read/write arbitrary binary layouts to a "Data.Vector.Storable". (bsd3, data, library)2013-10-060.1.0.0JacobStanley
data-lens330.048Used to be Haskell 98 Lenses (bsd3, comonads, control, library)2018-01-012.11.2EdwardKmett, RussellOConnor
data-lens-fd130.09Lenses (bsd3, comonads, control, library)2016-07-172.0.6EdwardKmett, RussellOConnor
data-lens-ixset (deprecated in favor of data-store, tables, lens)140.01A Lens for IxSet (bsd3, comonads, control, data-structures, deprecated, library)2012-01-150.1.4DagOdenhall
data-lens-template300.021Utilities for Data.Lens (bsd3, data, library)2016-07-172.2EdwardKmett, JoelBurget, RussellOConnor
data-list-zigzag190.01A list but with a balanced enumeration of Cartesian product. (bsd3, data, library)2018-02-270.1.1.1erisco
data-memocombinators432.018Combinators for building memo tables. (bsd3, data, library)2013-12-140.5.1DmitryMalikov, LukePalmer, ThomasDuBuisson
data-msgpack (deprecated in favor of msgpack-binary)282.011A Haskell implementation of MessagePack (bsd3, data, deprecated, library, program)2020-02-290.0.13iphydf
data-msgpack-types (deprecated in favor of msgpack-types)200.04A Haskell implementation of MessagePack. (bsd3, data, deprecated, library)2020-02-290.0.3iphydf
data-named210.03Data types for named entities (bsd3, library, natural-language-processing)2019-11-300.6.2JakubWaszczuk
data-nat60.01data Nat = Zero | Succ Nat (bsd3, data, library, math)2012-09-230.1.2GaborLehel
data-object (deprecated in favor of aeson)270.016Represent hierachichal structures, called objects in JSON. (deprecated) (bsd3, data, deprecated, library)2012-01-180.3.1.9MichaelSnoyman
data-object-json (deprecated in favor of aeson)150.03Serialize JSON data to/from Haskell using the data-object library. (deprecated) (bsd3, deprecated, library, text)2012-01-180.3.1.8MichaelSnoyman
data-object-yaml (deprecated in favor of yaml)210.05Serialize data to and from Yaml files (deprecated) (bsd3, deprecated, library, web)2012-01-310.3.4.2MichaelSnoyman
data-or200.02A data type for non-exclusive disjunction. (bsd3, data, library)2021-10-181.0.0.7WrenThornton, WrenRomano
data-ordlist762.2522Set and bag operations on ordered lists (bsd3, data, library, list)2014-11-200.4.7.0LeonSmith
data-partition140.02A pure disjoint set (union find) data structure (bsd3, data, library)2015-04-030.3.0.0LukePalmer
data-pprint160.04Prettyprint and compare Data values (bsd3, library, testing, text)2022-03-040.2.4.2PeterDivianszky, lspitzner, GaborPali, gombocarti
data-quotientref40.01Reference cells that need two independent indices to be accessed. (bsd3, data, library)2008-10-200.1LukePalmer
data-ref250.03Unify STRef and IORef in plain Haskell 98 (bsd3, data, library)2023-02-150.1HenningThielemann
data-reify600.013Reify a recursive data structure into an explicit graph. (bsd3, data, language, library, parsing, reflection)2020-10-120.6.3AndyGill, ryanglscott
data-reify-cse60.01Common Sub-Expression Elimination for graphs generated by Data.Reify. (bsd3, data, language, library)2013-05-080.0.3SebastiaanVisser
data-rev60.01A typeclass for reversing order of contents. (bsd3, data, library)2015-01-010.1.0.1jxv
data-serializer690.03Common API for serialization libraries (bsd3, data, library)2021-04-040.3.5MikhailVorozhtsov
data-sketches-core370.01 (bsd3, library, unclassified)2021-08-250.1.0.0IanDuncan
data-spacepart (deprecated in favor of spacepart)60.01Deprecated. Now called "spacepart". Space partitioning data structures. (bsd3, data, deprecated, library)2009-02-1620090215.0CoreyOConnor
data-stm32160.00ARM SVD and CubeMX XML parser and pretty printer for STM32 family (bsd3, library, parsing, program)2018-02-210.1.0.0srk
data-store140.01Type safe, in-memory dictionary with multidimensional keys. (bsd3, data, library)2013-08-190.3.0.7PetrPilar
data-svd60.01SVD (System view description) file handling (bsd3, embedded, library, program)2024-02-110.1.2.0srk
data-sword100.02Shorter binary words (bsd3, data, library)2022-09-110.2.0.3MikhailVorozhtsov
data-textual710.06Human-friendly textual representations. (bsd3, data, library, text)2019-11-010.3.0.3MikhailVorozhtsov
data-timeout160.0164-bit timeouts of nanosecond precision (bsd3, concurrency, data, library)2018-10-220.3.1MikhailVorozhtsov
data-transform120.01Functions to transform data structures. (bsd3, data, library)2020-04-100.1.1.0JonasScholl
data-tree-print380.02Print Data instances as a nested tree (bsd3, library, pretty-printer)2018-10-240.1.0.2lspitzner, fozworth, dukerutledge
data-treify140.03Reify a recursive data structure into an explicit graph. (bsd3, data, language, library, parsing, reflection-)2014-03-180.3.4ConalElliott
data-type60.04Basic type wrangling types and classes (bsd3, data, library, type-system)2011-09-230.1.0IainAlexander
data-util140.01utilities for handle data (bsd3, data, development, library, utils)2015-09-080.5KatsutoshiItoh
data-variant110.02A variant data type, useful for modeling dynamically-typed programming languages (bsd3, data, library)2014-07-310.28.0.5TobiasDammers
data-vector-growable130.00Dynamic growable resizable mutable generic vector (bsd3, data, data-structures, library)2020-12-240.0.1FumiakiKinoshita
database-id-class170.01Class for types with a database id (bsd3, database, library)2019-07-210.1.0.1abrar
database-id-groundhog40.00HasId/Groundhog interop (bsd3, database, library)2019-07-210.1.0.1abrar
database-migrate340.01Database versioning and migration (experimental) (bsd3, database, library)2013-07-160.2.0MarkHibberd
database-study40.01Demonstrate how a database can be implemented the functional way (bsd3, database, library, monads)2010-02-050.0.1HenningThielemann
datadog-tracing292.00Datadog tracing client and mock agent. (bsd3, library, logging, program)2019-05-081.5.1fommil
dataenc (deprecated in favor of sandi)480.033Data encoding library (bsd3, codec, deprecated, library)2014-04-220.14.0.7GracjanPolak, MagnusTherning
dataflow200.01Generate Graphviz documents from a Haskell representation. (bsd3, code-generation, compiler, graphs, library, program)2015-08-260.7.3.0owickstrom
dataflower220.00A Pure-Haskell Timely Dataflow System (bsd3, library, unclassified)2020-08-240.3.0.0jessekempf
datalog80.01An implementation of datalog in Haskell (bsd3, database, library, program)2014-09-180.2.0.2TristanRavitch
datarobot100.01Client for DataRobot API (bsd3, library, web)2018-03-271.0.1seanhess
date-cache70.08Date cacher (bsd3, library, system)2012-09-030.3.0KazuYamamoto
dates200.07Small library for parsing different dates formats. (bsd3, data, library)2022-02-010.2.3.2IlyaPortnov
dawg330.09Directed acyclic word graphs (bsd3, data, data-structures, library)2013-07-220.11JakubWaszczuk
dawg-ord232.01Directed acyclic word graphs (bsd3, data, data-structures, library)2020-09-240.5.1.2JakubWaszczuk
day-comonoid30.00A comonoid w.r.t. Day (bsd3, comonads, data-structures, functors, library)2023-10-150.1viercc
daytripper90.01Helpers for round-trip tests (bsd3, library, unclassified)2023-12-290.3.1ejconlon
dbjava40.01Decompiler Bytecode Java (bsd3, jvm, library, program)2011-04-101.7CarlosGomez
dbm90.01A *simple* database migration tool. (bsd3, database, program)2016-09-010.3RickyElrod
dbmigrations (deprecated)410.02An implementation of relational database "migrations" (bsd3, database, deprecated, library, program)2022-05-042.1.0JonathanDaugherty
dbmigrations-mysql30.00The dbmigrations tool built for MySQL databases (bsd3, database, library, program)2016-10-222.0.0JonathanDaugherty
dbmigrations-postgresql110.01The dbmigrations tool built for PostgreSQL databases (bsd3, database, program)2016-10-222.0.0JonathanDaugherty
dbmigrations-sqlite30.01The dbmigrations tool built for SQLite databases (bsd3, database, program)2016-10-222.0.0JonathanDaugherty
dbmonitor40.00Data consistency alerting for PostgreSQL (bsd3, database, library, monitoring, program)2022-07-190.1.0viviag
dbus-hslogger320.01Expose a dbus server to control hslogger (bsd3, library, program, system)2018-05-030.1.0.1eyevanmalicesun
dbus-qq120.01Quasi-quoter for DBus functions (bsd3, library, network)2012-08-190.1.0PaoloCapriotti
dbus-th110.02TemplateHaskell generator of DBus bindings (bsd3, library, network)2018-03-310.1.3.0IlyaPortnov
dbus-th-introspection170.01Generate bindings for DBus calls by using DBus introspection and dbus-th (bsd3, development, library, program)2018-03-310.1.2.0IlyaPortnov
dclabel (deprecated in favor of lio)90.03This packge is deprecated. See the the "LIO.DCLabel" in the "lio" package. (bsd3, deprecated, library, security)2012-08-170.9.0.0DeianStefan
dclabel-eci11 (deprecated in favor of lio)70.02The Disjunction Category Label Format. (bsd3, deprecated, library, security)2011-07-230.3AlejandroRusso
dcpu1650.00DCPU-16 Emulator & Assembler (bsd3, compilers-interpreters, library, program)2017-01-120.1.0.2anatolat
dde162.01Delay differential equations (bsd3, library, math, program)2018-07-080.3.0penkovsky
dead-code-detection180.01detect dead code in haskell projects (bsd3, development, program)2016-07-100.8.1SoenkeHahn
dear-imgui442.01Haskell bindings for Dear ImGui. (bsd3, graphics, library)2023-09-102.2.0AlexanderBondarenko, OliverCharles
debian1130.03Modules for working with the Debian package system (bsd3, debian, library, program)2023-09-214.0.5ClintAdams, DavidFox, JeremyShaw, MarcoSilva
debian-build490.01Debian package build sequence tools (bsd3, debian, library, program)2021-09-040.10.2.1KeiHibino
debruijn100.00de Bruijn indices and levels (bsd3, development, library)2024-02-130.1phadej
debruijn-safe60.00de Bruijn indices and levels (bsd3, development, library)2024-02-130.1phadej
debug152.51Simple trace-based debugger (bsd3, debugging, development, library, program)2018-03-190.1.1NeilMitchell
debug-diff120.01Display a colorized diff between two Haskell values (bsd3, debug, library)2011-09-140.1KeeganMcAllister
debug-dump120.00File-based debug output (bsd3, debug, library)2019-06-030.1.1.0vmchale
debug-pp90.01A preprocessor for the debug package (bsd3, debugging, program)2018-01-200.1.1PepeIborra
debug-tracy100.00More useful trace functions for investigating bugs (bsd3, development, library, program)2019-02-040.1.0.3fresheyeball
debugger-hs60.00Write your GDB scripts in Haskell. (bsd3, debugging, library)2021-12-120.1.1.0luc_tielen
dec2000.04Decidable propositions. (bsd3, data, dependent-types, library)2022-08-210.0.5phadej
decepticons50.01The categorical dual of transformers. (bsd3, control, library)2013-05-070.1.0.0JoeQuinn
decidable310.02Combinators for manipulating dependently-typed predicates. (bsd3, dependent-types, library)2024-02-280.3.1.1jle
decimal-arithmetic110.01An implementation of the General Decimal Arithmetic Specification (bsd3, library, numeric)2018-07-150.5.1.0RobLeslie
decision-diagrams120.00Binary Decision Diagrams (BDD) and Zero-suppressed Binary Decision Diagrams (ZDD) (bsd3, data, data-structures, library, logic)2021-11-250.2.0.0MasahiroSakai
decoder-conduit50.01Conduit for decoding ByteStrings using Data.Binary.Get (bsd3, conduit, library)2013-09-270.0.1.1hansonkd
deep-map160.00Deeply-nested, multiple key type maps. (bsd3, data, library, statistics)2024-02-120.2.0.1melaniebrown
deep-transformations120.02Deep natural and unnatural tree transformations, including attribute grammars (bsd3, control, generics, library)2023-10-290.2.2MarioBlazevic
deepcontrol250.01A library that provides deep-level programming style and(or) notation on Applicative and Monad (bsd3, control, library)2015-12-200.5.4.3KONISHI_Yohsuke
deepl120.00Call DeepL to translate you files (bsd3, language, library, program, web)2021-04-160.1.0.1PaoloVeronelli
deepseq1332.51391Deep evaluation of data structures (bsd3, control, library)2023-07-271.5.0.0HerbertValerioRiedel, chessai, melaniebrown
deepseq-bounded280.02Bounded deepseq, including support for generic deriving (bsd3, control, library)2015-02-040.8.0.0AndrewSeniuk
deepseq-generics580.023GHC.Generics-based Control.DeepSeq.rnf implementation (bsd3, control, library)2016-01-030.2.0.0HerbertValerioRiedel
deepseq-th (deprecated in favor of deepseq-generics)110.02Template Haskell based deriver for optimised NFData instances (bsd3, control, deprecated, library)2012-10-130.1.0.4HerbertValerioRiedel
deepzoom50.01A DeepZoom image slicer. Only known to work on 32bit Linux (bsd3, graphics, library)2012-01-160.1MatthewPanetta
defargs50.01default arguments in haskell (bsd3, library, type-system)2014-10-140.3Kinokkory
defaultable-map70.00Applicative maps (bsd3, library, unclassified)2022-06-261.0.2GabrielGonzalez
defun20.00Defunctionalization helpers (bsd3, data, library)2023-12-120.1phadej
defun-bool30.00Defunctionalization helpers: booleans (bsd3, data, library)2023-12-100.1phadej
defun-core40.00Defunctionalization helpers: core definitions (bsd3, data, library)2023-12-100.1phadej
defun-sop30.00Defunctionalization helpers: lists (bsd3, data, library)2023-12-100.1phadej
deiko-config90.02Small and typesafe configuration library. (bsd3, data, library)2017-11-090.5.0.1YorickLaupa
deka120.02Decimal floating point arithmetic (bsd3, library, math)2014-07-160.6.0.2OmariNorman
deka-tests40.01Tests for deka, decimal floating point arithmetic (bsd3, library, math, program)2014-07-160.6.0.2OmariNorman
delaunay90.01Build a Delaunay triangulation of a set of points (bsd3, graphics, library)2013-05-290.1.0.2MarcelRuegenberg
delay90.02More useful and humain delaying functions (bsd3, concurrency, library, system)2016-03-210davean
delicious100.01Accessing the del.icio.us APIs from Haskell (v2) (bsd3, library, web)2013-12-300.3.4SigbjornFinne
delimited-text160.03Parse character delimited textual data (bsd3, data, library)2011-03-230.3.0DonaldStewart, StefanKersten
delimiter-separated40.01Library for dealing with tab and/or comma (or other) separated files (bsd3, development, library)2015-11-270.1.0.0AtzeDijkstra
delta-h60.01Online entropy-based model of lexical category acquisition. (bsd3, library, natural-language-processing, program)2012-02-290.0.3GrzegorzChrupala
demangler50.00Demangler for C++ mangled names. (bsd3, development, library, program)2023-10-291.2.0.0KevinQuick
demarcate (deprecated in favor of free)50.01Demarcating transformed monad. (bsd3, control, deprecated, library)2013-09-230.1.0NickolayKudasov
denominate90.01Functions supporting bulk file and directory name normalization. (bsd3, library, program, system)2008-12-070.5.0CalvinSmith
dense110.01Mutable and immutable dense multidimensional arrays (bsd3, data, library)2020-11-200.1.0.1cchalmers
dep-t540.04Dependency injection for records-of-functions. (bsd3, control, library)2023-01-150.6.8.0DanielDiazCarrete
dep-t-advice340.00Giving good advice to functions in records-of-functions. (bsd3, control, library)2022-10-230.6.2.0DanielDiazCarrete
dep-t-dynamic80.00A dynamic environment for dependency injection. (bsd3, control, library)2022-11-080.1.1.0DanielDiazCarrete
dep-t-value40.00Pair resources files with types within your program. (bsd3, control, library)2022-04-170.1.0.0DanielDiazCarrete
dependency360.03Dependency resolution for package management (bsd3, build, development, library)2018-08-171.2.0.3vmchale
dependent-hashmap110.01Dependent hash maps (bsd3, data, library)2020-03-020.1.0.1OlleFredriksson
dependent-monoidal-map70.02Dependent map that uses semigroup mappend (bsd3, data, library)2022-12-100.1.1.3CaleGibbard, RyanTrinkle, abrar
dependent-sum-aeson-orphans250.03JSON instances for DSum, DMap, and Some (bsd3, json, library)2022-12-090.3.1.1CaleGibbard, abrar
depq242.01Double-ended priority queues (bsd3, data, data-mining, data-structures, library)2021-04-120.4.2ocramz
dequeue280.06A typeclass and an implementation for double-ended queues. (bsd3, data-structures, library)2015-09-030.1.12HenryBucklow
derive772.2561A program and library to derive instances for data types (bsd3, development, library, program)2019-01-222.6.5AustinSeipp, NeilMitchell, StefanORear, VladimirShabanov, ip1981
derive-IG50.01Macro to derive instances for Instant-Generics using Template Haskell (bsd3, data, generics, library)2010-09-060.1.1HiromiIshii
derive-gadt60.01Instance deriving for (a subset of) GADTs. (bsd3, development, language, library, program)2009-07-250.1.1MattMorrow
derive-topdown252.01Help Haskellers derive class instances for composited data types. (bsd3, development, library)2022-02-070.0.3.0songzh
derive-trie80.02Automatic derivation of Trie implementations. (bsd3, data, library)2012-02-080.2.1AndreasBaldeau
deriving-aeson1940.014Type driven generic aeson instance customisation (bsd3, generics, json, library)2023-01-080.2.9FumiakiKinoshita
deriving-compat2910.024Backports of GHC deriving extensions (bsd3, compatibility, library)2023-08-060.6.5ryanglscott
deriving-show-simple90.00Derive a Show instance without field selector names (bsd3, generics, library)2020-10-280FumiakiKinoshita
deriving-trans390.00Derive instances for monad transformer stacks (bsd3, control, library)2023-07-110.9.1.0jumper149
derivingvia-extras70.00DerivingVia extras - Miscellaneous /via/ types. (bsd3, deriving, library, utils)2022-04-290.1.0.0BaldurBlondal
derp120.02Derivative Parsing (bsd3, library, parsing)2012-03-280.1.6DavidDarais
derp-lib60.01combinators based on parsing with derivatives (derp) package (bsd3, library, text)2011-11-110.0.0.1KiYungAhn
describe270.00Combinators for describing binary data structures (bsd3, data, library)2020-02-080.4.0.5riuga
descriptive520.01Self-describing consumers/parsers; forms, cmd-line args, JSON, etc. (bsd3, library, parsing)2018-08-310.9.5ChrisDone
desert110.00a simple build tool for OCaml projects (bsd3, language, library, program)2016-08-240.1.0.6zjhsdtc
despair150.01Despair (bsd3, control, library)2015-12-010.0.6Heather
detrospector100.01Markov chain text generator (bsd3, natural-language-processing, program, text)2013-04-080.3KeeganMcAllister
devanagari-transliterations70.00Conversion between Devanagari Unicode, Harvard-Kyoto, IAST and ISO15919. (bsd3, library, linguistics)2023-12-240.1.0.0thma
devtools70.01Haskell development tool agregate (bsd3, library, testing)2020-11-200.1.0mbj
dewdrop70.01Find gadgets for return-oriented programming on x86 (bsd3, library, reverse-engineering, security)2011-08-280.1KeeganMcAllister
df1360.07Type, render and parse the df1 hierarchical structured log format (bsd3, library, logging)2023-09-060.4.2RenzoCarbonara
df1-html60.00Render and parse df1 logs as HTML (bsd3, library, logging)2023-12-110.1.1RenzoCarbonara, MelisaLauraDiaz
dfinity-radix-tree202.00A generic data integrity layer. (blockchain, bsd3, database, dfinity, library, program)2019-03-140.6.3EnzoHaussecker, taktoa
dgs60.01Haskell front-end for DGS' bot interface (bsd3, game, library, network, web)2010-02-140.2DanielWagner
dhall2442.7556A configuration language guaranteed to terminate (bsd3, compiler, library, program)2023-11-061.42.1GabrielGonzalez, sjakobi
dhall-bash860.00Compile Dhall to Bash (bsd3, compiler, library, program)2023-04-191.0.41GabrielGonzalez, sjakobi
dhall-check70.01Check all dhall files in a project (bsd3, development, program)2017-05-071.1.0.0anfelor
dhall-csv80.00Convert bidirectionally between Dhall and CSV files. (bsd3, compiler, library, program)2023-04-191.0.4GabrielGonzalez
dhall-docs360.00Generate HTML docs from a dhall package (bsd3, compiler, library, program)2023-04-191.0.11GabrielGonzalez, sjakobi
dhall-fly110.00Translate concourse config from Dhall to YAML (bsd3, concourse, dhall, json, library, program, yaml)2020-03-020.3.0axeman
dhall-json1012.07Convert between Dhall and JSON or YAML (bsd3, compiler, library, program)2023-04-191.7.12GabrielGonzalez, sjakobi
dhall-lex220.01Lexer for the Dhall language (bsd3, dhall, language, lexers, library)2018-03-250.2.0.0
dhall-nix560.00Dhall to Nix compiler (bsd3, compiler)2023-04-191.1.26GabrielGonzalez, sjakobi
dhall-nixpkgs190.00Convert Dhall projects to Nix packages (bsd3, nix, program)2023-04-191.0.10GabrielGonzalez, sjakobi
dhall-openapi180.00Convert an OpenAPI specification to a Dhall package (bsd3, compiler, library, program)2023-04-191.0.6GabrielGonzalez
dhall-secret60.00Encrypt Decrypt Dhall expressions (bsd3, data, library, program)2023-03-100.5.53oyanglulu
dhall-text (deprecated in favor of dhall)280.01Template text using Dhall (bsd3, compiler, deprecated, program)2019-06-071.0.18GabrielGonzalez
dhall-toml220.00Convert between Dhall and TOML (bsd3, compiler, library, program)2023-04-191.0.3GabrielGonzalez
dhcp-lease-parser50.01Parse a DHCP lease file (bsd3, library, software)2017-05-260.1andrewthad
di410.03Typeful hierarchical structured logging using di, mtl and df1. (bsd3, library, logging)2019-11-171.3RenzoCarbonara
di-core310.07Typeful hierarchical structured logging without monad towers. (bsd3, library, logging)2019-11-151.0.4RenzoCarbonara
di-df1240.04Write logs in the df1 format using the di logging framework (bsd3, library, logging)2020-05-281.2.1RenzoCarbonara
di-handle180.03IO support for file handles in di-core (bsd3, library, logging)2019-04-291.0.1RenzoCarbonara
di-monad280.02mtl flavoured typeful hierarchical structured logging for di-core. (bsd3, library, logging)2023-10-211.3.5RenzoCarbonara
dia-base130.02An EDSL for teaching Haskell with diagrams - data types (bsd3, education, graphics, library)2016-05-240.1.1.4PeterDivianszky, lspitzner, GaborPali
dia-functions210.01An EDSL for teaching Haskell with diagrams - functions (bsd3, education, graphics, library)2016-05-240.2.1.5PeterDivianszky, lspitzner, GaborPali
diagnose462.250Beautiful error reporting done easily (bsd3, error-reporting, library)2023-07-052.5.1mesabloo
diagrams852.7513Embedded domain-specific language for declarative vector graphics (bsd3, graphics, library)2023-07-111.4.1AdamVogt, BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-boolean50.01deprecated, part of diagrams-contrib since 1.4 (bsd3, graphics, library)2016-07-240.1.0KristofBastiaensen
diagrams-braille100.00Braille diagrams with plain text (bsd3, graphics, library, program)2022-01-260.1.1BrentYorgey, mlang
diagrams-builder1240.04hint-based build service for the diagrams graphics EDSL. (bsd3, graphics, library)2023-07-100.8.0.6BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-cairo790.025Cairo backend for diagrams drawing EDSL (bsd3, graphics, library)2023-07-101.4.2.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-canvas340.02HTML5 canvas backend for diagrams drawing EDSL (bsd3, graphics, library)2023-06-221.4.1.2BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-contrib3070.06Collection of user contributions to diagrams EDSL (bsd3, graphics, library)2023-07-101.4.5.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-core1962.2539Core libraries for diagrams EDSL (bsd3, graphics, library)2023-11-161.5.1.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-gi-cairo50.00Cairo backend for diagrams drawing EDSL (bsd3, graphics, library)2022-12-061.4.2BrentYorgey
diagrams-graphviz312.03Graph layout and drawing with GraphViz and diagrams (bsd3, graphics, library)2020-02-181.4.1.1BrentYorgey
diagrams-gtk200.06Backend for rendering diagrams directly to GTK windows (bsd3, graphics, library)2016-10-271.4BrentYorgey, JohnLato, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-haddock730.01Preprocessor for embedding diagrams in Haddock documentation (bsd3, graphics, library, program)2023-07-110.4.1.2BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-hsqml120.01HsQML (Qt5) backend for Diagrams (bsd3, graphics, library)2015-08-080.2.0.0mjmrotek
diagrams-html5170.01HTML5 canvas backend for diagrams drawing EDSL (bsd3, graphics, library)2023-04-181.4.2BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-input70.00Parse raster and SVG files for diagrams (bsd3, diagrams, graphics, library)2023-06-200.1.3BrentYorgey
diagrams-lib2932.575Embedded domain-specific language for declarative graphics (bsd3, graphics, library)2024-02-261.4.6.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-pandoc240.00A Pandoc filter to express diagrams inline using the Haskell EDSL _Diagrams_ (bsd3, library, program, text)2024-02-290.4BrentYorgey, bergey
diagrams-pdf150.01PDF backend for diagrams drawing EDSL (bsd3, graphics, library)2013-08-310.3.1alpheccar
diagrams-pgf182.02PGF backend for diagrams drawing EDSL. (bsd3, graphics, library)2023-07-101.4.2.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-postscript1320.04Postscript backend for diagrams drawing EDSL (bsd3, graphics, library)2023-03-031.5.1.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-qrcode190.01Draw QR codes to SVG, PNG, PDF or PS files. (bsd3, graphics, library)2015-10-021.3FelipeLessa
diagrams-rasterific682.09Rasterific backend for diagrams. (bsd3, graphics, library)2023-05-301.4.2.3BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-reflex60.01reflex backend for diagrams drawing EDSL. (bsd3, graphics, library)2016-02-190.1bergey
diagrams-solve740.02Pure Haskell solver routines used by diagrams (bsd3, library, math)2021-02-130.1.3BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-svg1662.022SVG backend for diagrams drawing EDSL. (bsd3, graphics, library)2021-12-281.4.3.1BrentYorgey, DeepakJois, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-tikz80.01TikZ backend for diagrams drawing EDSL (bsd3, graphics, library)2012-12-140.6AriePeterson
diagrams-wx50.01Backend for rendering diagrams in wxWidgets (bsd3, graphics, library)2016-04-070.1.1.0MichaelSmith
dialog70.01Simple dialog-based user interfaces (bsd3, interaction, library)2015-12-220.3.0.0lamefun
dialogflow-fulfillment200.00A Dialogflow Fulfillment library for Haskell. (api, bsd3, library)2021-05-120.1.1.4mauriciofierrom
dialogue42.250I/O in Haskell Report 1.2 (bsd3, io, library, program)2022-02-130.1.0AliasQli
dictionaries140.00Tools to handle StarDict dictionaries. (bsd3, library, program, text)2018-01-130.2.0.4zohl
dictionary-sharing1030.01Sharing/memoization of class members (bsd3, development, library)2015-06-240.1.0.0JonasDuregard
dictparser110.01Parsec parsers for the DICT format produced by dictfmt -t (bsd3, language, library, program)2014-01-100.3.0.0MarkWotton
diet80.02Discrete Interval Encoding Trees (bsd3, library, unclassified)2018-06-050.1.0.0TonyMorris, chessai
diff (deprecated)40.01Diff and patch (bsd3, deprecated, library, unclassified)2018-05-120.1.0.0
diff3280.01Perform a 3-way difference of documents (bsd3, data, library)2018-04-300.3.1OliverCharles
diffarray130.02DiffArray (bsd3, data-structures, library)2013-06-110.1.1AndreasAbel, IanLynagh
diffcabal110.01Diff two .cabal files syntactically (bsd3, distribution, program)2010-07-150.1.1DonaldStewart
diffdump140.01Tools for diffing stdout (bsd3, program, system)2013-01-050.7.5GregFitzgerald
diffmap (deprecated in favor of patience)50.01diff on maps (bsd3, data, deprecated, library)2018-06-180.1.0.0chessai
digamma (deprecated in favor of math-functions)170.02A (deprecated) implementation of the digamma function (bsd3, deprecated, library, math)2016-04-131.0BenGamari
digest-sig112.01Signature for digest (bsd3, cryptography, library)2020-05-030.1.0.0vmchale
digestive-functors860.024A practical formlet library (bsd3, library, web)2020-05-090.8.4.2JasperVanDerJeugt
digestive-functors-blaze620.03Blaze frontend for the digestive-functors library (bsd3, library, web)2017-12-260.6.2.0JasperVanDerJeugt
digestive-functors-happstack270.01Happstack backend for the digestive-functors library (bsd3, library, web)2020-05-090.6.1.3JasperVanDerJeugt
digestive-functors-heist440.03Heist frontend for the digestive-functors library (bsd3, library, web)2018-07-230.8.8.1JasperVanDerJeugt
digestive-functors-hsp140.01HSP support for digestive-functors (bsd3, library, web)2012-04-240.5.0JeremyShaw
digestive-functors-lucid130.03Lucid frontend for the digestive-functors library (bsd3, library, web)2017-07-240.0.0.5MichaelXavier, athanclark
digestive-functors-scotty290.01Scotty backend for the digestive-functors library (bsd3, library, web)2014-07-140.2.0.2MartinsMacs
digestive-functors-snap580.03Snap backend for the digestive-functors library (bsd3, library, web)2018-07-230.7.0.1JasperVanDerJeugt
digit492.012A data-type representing digits 0-9 and other combinations (bsd3, data, library)2023-11-090.15TonyMorris, qfpl
digits860.08Converts integers to lists of digits and back. (bsd3, data, library)2016-07-080.3.1HenryBucklow
digraph220.00Directed Graphs (bsd3, data, library, mathematics)2023-02-030.3.0larsk, fosskers
dijkstra-simple120.00A simpler Dijkstra shortest paths implementation (bsd3, dijkstra, graph, library)2020-06-270.1.0gdifolco
dimensional522.511Statically checked physical dimensions (bsd3, library, math, physics)2022-06-221.5BjornBuckwalter, dmcclean
dimensional-codata160.01CODATA Recommended Physical Constants with Dimensional Types (bsd3, library, physics)2021-05-012014.0.0.3BjornBuckwalter, dmcclean
dimensional-tf (deprecated in favor of dimensional)190.03Statically checked physical dimensions, implemented using type families. (bsd3, deprecated, library, math, physics)2016-12-070.3.0.4BjornBuckwalter
dimensions280.06Safe type-level dimensionality for multidimensional data. (bsd3, geometry, library, math)2021-04-042.1.1.0achirkin
dino90.00A convenient tagless EDSL (bsd3, language, library)2022-05-270.1.3EmilAxelsson
diplomacy70.00Diplomacy board game (bsd3, games, library)2017-11-100.2.0.0alexvieth
diplomacy-server40.01Play Diplomacy over HTTP (bsd3, program, unclassified)2015-08-200.1.0.0alexvieth
dir-traverse1070.07Simple directory traversal library (bsd3, directory, library, system)2020-10-010.2.3.0vmchale
direct-binary-files50.01Serialization and deserialization monads for streams and ByteStrings. (bsd3, data, library)2012-12-101.0IreneKnapp
direct-daemonize220.03Library to switch to daemon mode using built-in OS facilities. (bsd3, library, system)2013-02-193.1IreneKnapp
direct-fastcgi80.02Native implementation of the FastCGI protocol. (bsd3, library, network)2011-02-081.0.3IreneKnapp
direct-http120.01Native webserver that acts as a library. (bsd3, library, network)2013-02-220.6IreneKnapp
direct-murmur-hash120.02An implementation of the MurmurHash3 algorithm (bsd3, data, library)2015-02-241.0.1IreneKnapp, dmbarbour
direct-plugins100.01Lightweight replacement for Plugins, specific to GHC (bsd3, library, system)2010-03-161.1IreneKnapp
direct-rocksdb80.01Bindings to RocksDB. (bsd3, database, library)2017-11-080.0.3terrorjack
direct-sqlite6352.518Low-level binding to SQLite3. Includes UTF8 and BLOB support. (bsd3, database, library)2024-01-232.3.29IreneKnapp, JanneHellsten, sigrlami, jchia
directed-cubical90.01Finite directed cubical complexes and associated algorithms (bsd3, library, math)2014-06-080.1.2.0mmisamore
directory6491.251856Platform-agnostic library for filesystem operations (bsd3, library, system)2024-01-271.3.8.3AustinSeipp, HerbertValerioRiedel, IanLynagh, Rufflewind
directory-contents132.00Recursively build, navigate, and operate on a tree of directory contents. (bsd3, library, program, system)2024-01-300.2.0.2abrar
directory-layout290.01Directory layout DSL (bsd3, library, system, testing)2014-08-310.7.4.1MatveyAksenov
directory-listing-webpage-parser150.00directory listing webpage parser (bsd3, library, text)2016-05-130.1.1.0sifmelcara
directory-tree722.2519A simple directory-like tree datatype, with useful IO functions (bsd3, data, library, system)2016-09-050.12.1BrandonSimmons
dirfiles130.01 (bsd3, data, library)2014-09-250.1.0.9HugoGomes
dirichlet230.02Multivariate Dirichlet distribution (bsd3, library, math)2022-07-100.1.0.7dschrempf
dirstream210.03Easily stream directory contents in constant memory (bsd3, library, pipes, system)2018-10-011.1.0GabrielGonzalez
disassembler150.02Disassembler for X86 & AMD64 machine code (bsd3, development, disassembler, library)2015-05-260.2.0.1DirkKleeblatt, MartinGrabmueller
disco120.00Functional programming language for teaching discrete math. (bsd3, language, library, program)2023-12-160.1.6BrentYorgey
discordian-calendar50.01library for handling Discordian calendar dates (bsd3, date, library)2013-03-270.1AdamCurtis
discover-instances170.01 (bsd3, library, unclassified)2021-08-240.1.0.0parsonsmatt
discrete50.01replacement for enum (bsd3, data, library)2018-09-170.1.0.0chessai
discrete-intervals170.01Discrete Intervals (bsd3, data, library)2017-12-170.0.3chessai
discrete-space-map170.01A discrete space map. (bsd3, data, library)2016-02-130.0.5SjoerdVisscher
discrimination332.56Fast generic linear-time sorting, joins and container construction. (bsd3, data, library, sorting)2022-06-150.5AnthonyCowley, EdwardKmett, phadej, ryanglscott, GeorgeWilson
disjoint-containers140.01Disjoint containers (bsd3, library, web)2024-02-050.3.0.1andrewthad, l3c_amartin
disjoint-set50.01Persistent disjoint-sets, a.k.a union-find. (bsd3, data, library)2012-10-150.2MaxwellSayles
disjoint-sets-st200.01Imperative ST/IO based disjoint set data structure. (bsd3, data-structures, library)2013-05-290.1PetrPudlak
disk-bytes40.00On-disk storage, but referentially transparent (bsd3, library, memory)2022-09-250.1.0.0HeinrichApfelmus
disk-free-space560.03Retrieve information about disk space usage (bsd3, filesystem, library, system)2015-01-050.1.0.1MariosTitas
display110.01Display things for humans to read (bsd3, library, text)2018-02-070.0.1ChrisDone
disposable (deprecated in favor of glazier-react)250.02Allows storing different resource-releasing actions together. (bsd3, control, deprecated, library)2018-07-021.0.0.0louispan
distributed-closure362.07Serializable closures for distributed programming. (bsd3, control, library, program)2023-11-270.5.0.0AlpMestanogullari, FacundoDominguez, MathieuBoespflug
distributed-fork (deprecated)110.01Like 'forkIO', but uses remote machines instead of local threads. (bsd3, control, deprecated, library)2018-06-150.0.1.3utdemir
distributed-fork-aws-lambda (deprecated)100.01AWS Lambda backend for distributed-fork. (bsd3, control, deprecated, library)2018-06-150.0.2.0utdemir
distributed-process432.530Cloud Haskell: Erlang-style concurrency in Haskell (bsd3, control, library)2018-06-120.7.4EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson, davidsd, JoelMcCracken
distributed-process-async150.06Cloud Haskell Async API (bsd3, control, library)2018-06-140.2.6FacundoDominguez, MathieuBoespflug, TimWatson, davidsd
distributed-process-azure60.01Microsoft Azure backend for Cloud Haskell (bsd3, control-, library)2012-11-050.1.0EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-client-server160.09The Cloud Haskell Application Platform (bsd3, control, library)2018-06-140.2.5.1FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-ekg60.01Collect node stats for EKG (bsd3, library, network, system)2016-03-100.1.1.0AlexanderBondarenko
distributed-process-execution90.02Execution Framework for The Cloud Haskell Application Platform (bsd3, control, library)2016-02-180.1.2.2FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-extras190.011Cloud Haskell Extras (bsd3, control, library)2018-06-130.3.5FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-fsm40.01The Cloud Haskell implementation of Erlang/OTP gen_statem (bsd3, control, library)2017-03-260.0.1TimWatson
distributed-process-lifted110.02monad-control style typeclass and transformer instances for Process monad. (bsd3, cloud-haskell, control, library)2018-02-250.3.0.1jeremyjh
distributed-process-monad-control120.03Orphan instances for MonadBase and MonadBaseControl. (bsd3, control, library)2017-09-070.5.1.3jeremyjh
distributed-process-p2p160.03Peer-to-peer node discovery for Cloud Haskell (bsd3, library, network, program)2018-12-030.1.5.0AlexanderBondarenko
distributed-process-platform (deprecated in favor of distributed-process-extras, distributed-process-async, distributed-process-client-server, distributed-process-registry, distributed-process-supervisor, distributed-process-task, distributed-process-execution)50.02The Cloud Haskell Application Platform (bsd3, control, deprecated, library)2014-06-130.1.0FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-registry60.01Cloud Haskell Extended Process Registry (bsd3, control, library)2016-02-180.1.0.2FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-simplelocalnet271.56Simple zero-configuration backend for Cloud Haskell (bsd3, control, library)2017-08-220.2.4EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-supervisor110.04Supervisors for The Cloud Haskell Application Platform (bsd3, control, library)2018-06-140.2.1FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-systest60.01Cloud Haskell Test Support (bsd3, cloud-haskell, control, library)2017-02-050.1.1TimWatson
distributed-process-task80.02Task Framework for The Cloud Haskell Application Platform (bsd3, cloud-haskell, control, library)2016-02-180.1.2.2FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-tests200.01Tests and test support tools for distributed-process. (bsd3, cloud-haskell, control, library)2017-10-050.4.11FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-zookeeper90.01A Zookeeper back-end for Cloud Haskell. (bsd3, cloud-haskell, control, library)2017-09-090.2.3.0jeremyjh
distributed-static460.09Compositional, type-safe, polymorphic static values and closures (bsd3, control, library)2019-05-120.3.9EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson, davidsd, JoelMcCracken
distribution-nixpkgs420.04Types and functions to manipulate the Nixpkgs distribution (bsd3, distribution, library, nix)2022-10-191.7.0.1PeterSimons, sternenseemann, jophish, cdepillabout, maralorn, expipiplus1
distribution-opensuse220.00Types, functions, and tools to manipulate the openSUSE distribution (bsd3, distribution, library, program)2023-03-301.1.4PeterSimons
distributive2792.084Distributive functors -- Dual to Traversable (bsd3, data-structures, library)2020-12-300.6.2.1EdwardKmett, EricMertens, ryanglscott
ditto202.03ditto is a type-safe HTML form generation and validation library (bsd3, library, web)2022-08-210.4.1goolord
ditto-lucid250.02Add support for using lucid with Ditto (bsd3, library, web)2019-08-220.4goolord
dixi190.00A wiki implemented with a firm theoretical foundation. (bsd3, library, program, web)2016-11-290.6.9.2LiamOConnorDavis
djinn210.01Generate Haskell code from a type (bsd3, program, source-tools)2014-09-072014.9.7LennartAugustsson
djinn-ghc160.02Generate Haskell code from a type. Bridge from Djinn to GHC API. (bsd3, language, library)2015-01-110.0.2.3AlejandroSerrano
djinn-lib360.02Generate Haskell code from a type. Library extracted from djinn package. (bsd3, language, library)2022-05-210.0.1.4AlejandroSerrano
djinn-th60.01Generate executable Haskell code from a type (bsd3, language, library)2010-08-030.0.1ClaudeHeilandAllen
dlist3072.0225Difference lists (bsd3, data, library)2020-07-181.0DonaldStewart, SeanLeather
dlist-instances460.03Difference lists instances (bsd3, data, library)2016-07-230.1.1.1GregWeber, MichaelSnoyman, SeanLeather
dlist-nonempty180.02Non-empty difference lists (bsd3, data, library)2023-04-120.1.3phadej
dmcc140.00AVAYA DMCC API bindings and WebSockets server for AVAYA (bsd3, library, network, program)2020-02-051.1.0.2DmitryDzhus
dmenu100.00Complete bindings to the dmenu and dmenu2 command line tools. (bsd3, library, system)2017-01-190.3.1.1m0rphism
dmenu-pkill60.01dmenu script for killing applications. Sortable by process id or CPU/MEM usage. (bsd3, program, system)2017-01-190.1.0.1m0rphism
dmenu-pmount70.01Mounting and unmounting linux devices as user with dmenu and pmount. (bsd3, program, system)2017-01-190.1.0.1m0rphism
dmenu-search50.01dmenu script for searching the web with customizable search engines. (bsd3, program, system)2017-01-190.1.0.1m0rphism
dnf-repo130.00DNF wrapper tool to control repos (bsd3, program, utility)2023-07-020.5.5JensPetersen
dns2632.013DNS library in Haskell (bsd3, library, network)2023-06-304.2.0KazuYamamoto
dns-patterns140.00DNS name parsing and pattern matching utilities (bsd3, library, network)2022-10-280.2.3dminuoso
dnscache150.02Caching DNS resolver library and mass DNS resolver utility (bsd3, library, network, program)2012-01-031.1.0ErtugrulSoeylemez, esz
dnsrbl80.01Asynchronous DNS RBL lookup (bsd3, library, network)2008-08-160.0.3HoldenKarau
dnssd50.01DNS service discovery bindings (bsd3, library, network)2014-03-050.1.0.0MaxwellSwadling
do-list190.01Do notation for free (bsd3, data, library, list, syntax)2016-09-191.0.1TarasSerduke
do-notation210.01Generalize do-notation to work on monads and indexed monads simultaneously. (bsd3, language, library)2018-09-090.1.0.2isovector
do-notation-dsl (deprecated in favor of control-dsl)130.01An alternative to monads (bsd3, control, deprecated, dsl, effect, general, io, language, library, mutable-state, polymorphism)2018-10-020.1.0.3yangbo
do-spaces70.00DigitalOcean Spaces API bindings (bsd3, library, network)2021-07-250.2RoryTylerHayford
doc-review80.01Document review Web application, like http://book.realworldhaskell.org/ (bsd3, program, web)2010-12-060.7.1JoshHoyt
docidx90.01Generate an HTML index of installed Haskell packages and their documentation. (bsd3, documentation, program)2012-12-061.1.0AndyGimblett
docker452.02An API client for docker written in Haskell (bsd3, library, network)2022-06-170.7.0.1denibertovic
docker-build-cacher220.00Builds a docker image and caches all of its intermediate stages (bsd3, library, operations, program)2018-09-122.1.1lorenzo
dockerfile-creator50.00 (bsd3, library, unclassified)2021-07-020.1.1.0lorenzo
doclayout2520.010A prettyprinting library for laying out text documents. (bsd3, library, text)2023-03-260.4.0.1JohnMacFarlane
doctemplates2882.2510Pandoc-style document templates (bsd3, library, text)2022-11-210.11JohnMacFarlane
doctest-driver-gen680.00Generate driver file for doctest's cabal integration (bsd3, library, program, testing)2023-11-290.3.0.8Hexirp
doctest-exitcode-stdio370.01Run doctest's in a Cabal.Test.exitcode-stdio environment (bsd3, library, testing)2020-09-220.0HenningThielemann
doctest-extract160.00Alternative doctest implementation that extracts comments to modules (bsd3, program, testing)2023-12-220.1.2HenningThielemann
docusign-base172.01Low-level bindings to the DocuSign API (bsd3, business, library)2018-10-250.0.1maerwald
docusign-base-minimal230.01Low-level bindings to the DocuSign API (only what is necessary for docusign-client) (bsd3, business, library)2018-11-280.0.1maerwald
docusign-client202.00Client bindings for the DocuSign API (bsd3, business, library)2019-06-110.0.3maerwald
docusign-example42.01DocuSign examples (bsd3, business, program)2018-10-260.1.0.0maerwald
doldol170.00Flag packer & handler for flaggable data (bsd3, data, library)2019-07-220.4.1.2yongjoon
dollaridoos130.01A newtype for monetary values (bsd3, finance, library)2017-09-190.1.0.0frasertweedale, qfpl, GeorgeWilson
dom-events162.00DOM Events expressed as Haskell types (bsd3, library, web)2020-04-290.0.0.4mikesol
dom-lt1270.03The Lengauer-Tarjan graph dominators algorithm. (algorithms, bsd3, graphs, library)2021-11-120.2.3MattMorrow, AndreasK
dom-selector180.02DOM traversal by CSS selectors for xml-conduit package (bsd3, library, web)2013-06-170.2.0.1nebuta
domain-auth190.01Domain authentication library (bsd3, library, network)2023-08-280.2.3KazuYamamoto
domaindriven52.00Batteries included event sourcing and CQRS (bsd3, library, web)2023-02-020.5.0tommyengstrom
domaindriven-core40.01Batteries included event sourcing and CQRS (bsd3, library, web)2023-02-020.5.0tommyengstrom
dominion120.01A simulator for the board game Dominion. (bsd3, game, library, program, simulation)2016-12-080.1.1.0AdityaBhargava
domplate70.01A simple templating library using HTML5 as its template language. (bsd3, library, text, web)2015-05-220.1.0.1AntonEkblad
dormouse-client80.00Simple, type-safe and testable HTTP client (bsd3, library, web)2022-06-220.2.1.0philcurzon
dormouse-uri80.01Library for type-safe representations of Uri/Urls (bsd3, library, web)2021-02-280.2.0.0philcurzon
dot220.02Datatypes and encoding for graphviz dot files (bsd3, data, graphics, graphs, library)2019-03-150.3andrewthad, chessai
dot-linker50.00Initial project template from stack (bsd3, library, program, util)2016-06-270.1.0.0pjrt
dot2graphml140.01Converter from GraphViz .dot format to yEd GraphML (bsd3, graphics, program)2014-09-220.1.0.2IlyaPortnov
dotenv-micro80.00Tiny dotenv library (bsd3, configuration, library)2023-07-160.1.0.1ocramz
dotfs70.01Filesystem to manage and parse dotfiles (bsd3, library, program, system)2012-04-210.1.1.3PaulVanDerWalt
dotgen890.013A simple interface for building .dot graph files. (bsd3, library, text)2020-06-160.4.3AndyGill, ryanglscott
dotnet-timespan150.01.NET TimeSpan (bsd3, data, library)2016-03-130.0.1.0YorickLaupa
dotparse90.00dot language parsing and printing. (bsd3, graphics, library, project)2023-12-300.1.0.0tonyday567
double-conversion6100.033Fast conversion between single and double precision floating point and text (bsd2, bsd3, library, text)2024-02-112.0.5.0BryanOSullivan, Haskell_Mouse
double-extra200.01Missing presentations for Double numbers (fixed, scientific etc.) (bsd3, library)2017-05-020.1.1tolysz
dove150.01The Dove verification language. (bsd3, formal-methods, language, library)2015-04-280.0.0TomHawkins
dovetail50.01A PureScript interpreter with a Haskell FFI. (bsd3, language, library)2021-11-180.1.1.0PhilFreeman
dovetail-aeson40.00Use Aeson from your Dovetail programs (bsd3, language, library)2021-11-130.1.0.0PhilFreeman
dovin130.00A proof assistant for Magic: The Gathering puzzles. (bsd3, games, library, program)2021-01-023.0.1xaviershay
dow140.01Dungeons of Wor (bsd3, frp, game, program, reactivity)2016-06-190.2.6GergelyPatai
download242.03High-level file download based on URLs (bsd3, library, network)2019-03-020.3.2.7DonaldStewart, MagnusTherning, psibi
download-curl220.012High-level file download based on URLs (bsd3, library, network)2012-03-060.1.4DonaldStewart, SoenkeHahn
download-media-content50.01Simple tool to download images from RSS feeds (e.g. Flickr, Picasa) (application, bsd3, program)2011-08-150.0.0.1JasperVanDerJeugt
downloader60.00A small, low-dependency library that provides turn-key file download over HTTP and HTTPS. (bsd3, file, library, network)2019-12-100.1.0.1deech
dph-base80.011Data Parallel Haskell common config and debugging functions. (bsd3, data-structures, library)2012-10-250.7.0.1BenLippmeier
dph-examples150.01Data Parallel Haskell example programs. (bsd3, data-structures, program)2012-10-250.7.0.5BenLippmeier
dph-lifted-base70.02Data Parallel Haskell common definitions used by other dph-lifted packages. (bsd3, data-structures, library)2012-10-250.7.0.1BenLippmeier
dph-lifted-copy90.01Data Parallel Haskell lifted array combinators. (deprecated version) (bsd3, data-structures, library)2012-10-250.7.0.1BenLippmeier
dph-lifted-vseg110.01Data Parallel Haskell lifted array combinators. (bsd3, data-structures, library)2012-10-250.7.0.1BenLippmeier
dph-par220.02(deprecated) (bsd3, data-structures, library)2012-10-250.5.1.99BenLippmeier
dph-prim-interface80.03Data Parallel Haskell segmented arrays. (abstract interface) (bsd3, data-structures, library)2012-10-250.7.0.1BenLippmeier
dph-prim-par90.08Data Parallel Haskell segmented arrays. (production version) (bsd3, data-structures, library)2012-10-250.7.0.1BenLippmeier
dph-prim-seq100.04Data Parallel Haskell segmented arrays. (sequential implementation) (bsd3, data-structures, library)2012-10-250.7.0.1BenLippmeier
dph-seq110.02(deprecated) (bsd3, data-structures, library)2012-10-250.5.1.99BenLippmeier
dprox160.00a lightweight DNS proxy server, compatible with dnsmasq-china-list (bsd3, dns, program)2024-01-150.4.3BinJin
dragen50.01Automatic derivation of optimized QuickCheck random generators. (bsd3, library, testing)2018-10-190.1.0.0agustinmista
drama251.50Actor library for Haskell (bsd3, concurrency, library, program)2022-07-170.5.0.0evanrelf
draw-poker130.00playing draw poker (bsd3, game, library, program)2015-07-190.1.0.1outoftune
drifter-sqlite170.01SQLite support for the drifter schema migraiton tool (bsd3, database, library)2018-09-150.1.0.0MichaelXavier
drinkery310.01Boozy streaming library (bsd3, control, library)2018-07-180.4FumiakiKinoshita
drmaa100.03A Haskell bindings to the DRMAA C library. (bsd3, language, library)2018-12-050.3.0kaizhang
dropsolve (deprecated in favor of confsolve)70.01A command line tool for resolving dropbox conflicts. Deprecated! Please use confsolve. (bsd3, deprecated, program, utils)2011-12-050.1.2.1DanielTrstenjak
drunken-bishop130.00An implementation of the Drunken Bishop visual fingerprinting algorithm (bsd3, cryptography, library)2020-06-200.1.0.0gdritter
dsh-sql70.00SQL backend for Database Supported Haskell (DSH) (bsd3, database, library, program)2015-06-100.2.0.2AlexUlrich2
dsmc80.01DSMC library for rarefied gas dynamics (bsd3, library, physics)2012-11-240.1.0.1DmitryDzhus
dsmc-tools60.01DSMC toolkit for rarefied gas dynamics (bsd3, physics, program)2012-11-240.1.0.1DmitryDzhus
dstring130.05Difference strings (bsd3, data, library)2012-09-230.4.0.4BasVanDijk
dtab110.01Harmonix (Guitar Hero, Rock Band) DTA/DTB metadata library (bsd3, data, library, program)2021-02-231.2mtolly
dtd (deprecated)260.01Parse and render DTD files (deprecated) (bsd3, deprecated, library, text)2014-03-261.1.0.2MichaelSnoyman
dtd-text160.02Parse and render XML DTDs (bsd3, data, library, parsing, text, xml)2014-01-080.1.2.0YitzGale, M15K
dtd-types310.03Basic types for representing XML DTDs (bsd3, data, library, text, xml)2018-11-030.4.0.0YitzGale, M15K
dtrace210.01Haskell interface to the DTrace system tracing utility (bsd3, library, system)2009-09-240.1AaronTomb
dual (deprecated)220.05Dual category (bsd3, deprecated, library, math)2020-01-200.1.1.1
dual-tree1120.05Rose trees with cached and accumulating monoidal annotations (bsd3, data, library)2022-08-170.2.3.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
duckling160.00A Haskell library for parsing text into structured data. (bsd3, library, program, systems)2021-04-150.2.0.0patapizza, JonCoens, chessai, haoxuany
duet70.00A tiny language, a subset of Haskell (with type classes) aimed at aiding teachers to teach Haskell (bsd3, library, program, unclassified)2019-11-180.0.2ChrisDone
dunai790.07Generalised reactive framework supporting classic, arrowized and monadic FRP. (bsd3, frp, library, reactivity)2024-02-220.12.2IvanPerez, keera_studios_ci, keera_studios_ci_dunai
dunai-core40.01Generalised reactive framework supporting classic, arrowized and monadic FRP. (Core library fork.) (bsd3, frp, library, reactivity)2018-10-210.5.1.0turion
dunai-test490.00Testing library for Dunai (bsd3, library, testing)2024-02-220.12.2IvanPerez
dupIO40.00Duplicate any closure (bsd3, development, library)2023-08-310.1.0EdskoDeVries
dura40.00durable/atomic file system writes (from rio package) (bsd3, library, system)2019-04-160.1chessai
duration190.01A tiny compile-time time utility library inspired by zeit/ms (bsd3, library, time)2021-03-130.2.0.0ryotakameoka
dustme100.00Initial project template from stack (bsd3, library, program, web)2016-06-130.1.0.0MarkWotton
dvda (deprecated in favor of dynobud)160.01Efficient automatic differentiation and code generation (bsd3, deprecated, library, math, numerical)2014-04-050.4GregHorn
dvorak120.01Dvorak encoding for Haskell. (bsd3, codec, library)2014-11-180.1.0.0KyleVanBerendonck
dwarf100.03Parser for DWARF debug format. (bsd3, data, library)2010-03-210.23ErikCharlebois
dwarf-el170.02Parser for DWARF debug format. (bsd3, data, library)2018-03-180.3EyalLotem
dwarfadt120.01High-level wrapper around the dwarf library (bsd3, development, library, program)2018-03-180.6EyalLotem
dwergaz180.01A minimal testing library (bsd3, library, testing)2023-08-270.2.0.6henrytill
dx9base50.03Backend for a binding to the Microsoft DirectX 9 API. (bsd3, graphics, library)2011-09-030.1.1KidoTakahiro
dx9d3d90.02A binding to the Microsoft DirectX 9 API. (bsd3, graphics, library)2011-12-070.1.1.1KidoTakahiro
dx9d3dx50.01A binding to the Microsoft DirectX 9 D3DX API. (bsd3, graphics, library)2011-09-030.1.1KidoTakahiro
dyckword90.01A library for working with binary Dyck words. (bsd3, library, math)2017-05-010.1.0.4arbelos
dyepack150.00Programatically identify space leaks in your program. (bsd3, library, unclassified)2019-08-250.1.0.0mpickering, luke_
dyna40.03Minimal FRP library (bsd3, frp, library)2022-04-170.1.0.0AntonKholomiov
dyna-brick60.00FRP for brick Terminal user interface library (bsd3, frp, library, tui)2022-04-170.1.0.0AntonKholomiov
dyna-gloss50.00FRP for gloss graphics and animation library (bsd3, frp, graphics, library)2022-04-170.1.0.0AntonKholomiov
dyna-processing60.00FRP library for processing-for-haskell package (bsd3, frp, graphics, library)2022-04-170.1.0.0AntonKholomiov
dynamic200.00A dynamic type for Haskell (bsd3, development, library)2019-04-060.1.0ChrisDone
dynamic-cabal220.02Access the functions from the Cabal library without depending on it (bsd3, distribution, library)2015-03-290.3.5BennoFuenfstueck
dynamic-graph290.02Draw and update graphs in real time with OpenGL (bsd3, graphics, library)2019-07-210.1.0.13adamwalker
dynamic-graphs70.00Dynamic graph algorithms (bsd3, data, library)2019-01-230.1.0.3AlexLang, JasperVanDerJeugt
dynamic-linker-template190.01Automatically derive dynamic linking methods from a data type. (bsd3, library, system)2016-10-110.1.1.0SylvainHenry
dynamic-loader150.01lightweight loader of GHC-based modules or packages (bsd3, library, system)2016-08-250.0.1GaborGreif
dynamic-mvector120.01A wrapper around MVector that enables pushing, popping and extending. (bsd3, data, library)2017-03-100.1.0.5AndrasKovacs
dynamic-object110.01Object-oriented programming with duck typing and singleton classes. (bsd3, data, library)2013-01-150.2.1TakayukiMuranushi
dynamic-pipeline160.00Library Type Safe implementation of Dynamic Pipeline Paradigm (DPP). (bsd3, data, data-flow, library, parallel, pipes, program, streaming, type-safe)2021-08-010.3.2.0jproyo
dynamic-pp80.01A pretty-print library that employs a dynamic programming algorithm for optimal rendering. (bsd3, library, text)2015-07-190.2.0emc2
dynamodb-simple130.01Typesafe library for working with DynamoDB database (bsd3, database, library)2019-05-170.6.0.2ondrap
dynloader40.01Dynamically runtime loading packages (bsd3, library, system)2018-11-160.1.0taqenoqo
dyre670.020Dynamic reconfiguration in Haskell (bsd3, configuration, development, library)2023-05-180.9.2WillDonnelly, frasertweedale
dzen-dhall60.00Configure dzen2 bars in Dhall language (bsd3, library, program, unclassified)2020-02-181.0.2klntsky
each142.251Template Haskell library for writing monadic expressions more easily (bsd3, language, library)2018-11-301.1.1.0dramforever, ice1000
eap230.01Extensible Authentication Protocol (EAP) (bsd3, library, network)2018-06-210.9.0.2erick
early40.00Early return syntax in do-notation (GHC plugin) (bsd3, development, library, program)2021-01-060.0.0ChrisDone
ease130.01Robert Penner's easing equations (bsd3, game, library, math)2020-10-010.1.0.2fresheyeball
easy-bitcoin40.01types and functions for bitcoin applications (bsd3, library, network)2015-10-240.0.0.2AlejandroDuranPallares
easy-file2740.07Cross-platform File handling (bsd3, library, system)2023-05-010.2.5KazuYamamoto
easy-logger192.01Logging made easy. (bsd3, library, logging)2022-01-020.1.0.7schnecki
easytensor340.02Pure, type-indexed haskell vector, matrix, and tensor library. (bsd3, geometry, library, math)2021-04-072.1.1.1achirkin
easytensor-vulkan250.01Use easytensor with vulkan-api. (bsd3, geometry, graphics, library, math, opengl, vulkan)2021-04-052.0.2.1achirkin
ebeats80.01Time in ebeats (bsd3, library, time)2012-02-230.1.0BrianLewis
ebml50.00A pure EBML parser (bsd3, codec, library, program)2023-01-290.1.1.0TristanCacqueray
ec2-signature220.01The Amazon EC2 style signature calculator. (bsd3, library, network)2013-12-153.1YusukeNomura
ec2-unikernel140.01A handy tool for uploading unikernels to Amazon's EC2. (aws, bsd3, program, unikernel)2018-08-270.9.8AdamWick
eccrypto162.03Elliptic Curve Cryptography for Haskell (bsd3, cryptography, library)2023-01-280.2.3.1MarcelFourne
eccrypto-ed25519-bindings70.00provides "ed25519" API using "eccrypto" (bsd3, cryptography, library)2020-03-230.1.2.0MarcelFourne
echo1610.03A cross-platform, cross-console way to handle echoing terminal input (bsd3, library, system)2021-02-180.1.4ryanglscott
ecstasy340.01A GHC.Generics based entity component system. (bsd3, game, library)2018-05-150.2.1.0isovector
ecta92.01 (bsd3, library, program, unclassified)2022-07-271.0.0.3zhg
ecu180.01Tools for automotive ECU development. (bsd3, embedded, program, utils)2010-11-240.0.8TomHawkins
ed25519-donna240.01Haskell bindings to ed25519-donna (Elliptical Curve Signature Scheme) (bsd3, cryptography, library)2016-02-110.1.1ThomasDuBuisson
eddie90.01Command line file filtering with haskell (bsd3, cli-tool, program)2015-05-271.0.0MikeMeyer
edenmodules80.03Semi-explicit parallel programming library (bsd3, control, distributed-computing, eden, library, parallelism)2014-04-061.2.0.0MischaDieterle, JostBerthold, horstmeyer
edenskel100.01Semi-explicit parallel programming skeleton library (bsd3, control.parallel.eden, library)2015-06-102.1.0.0MischaDieterle, JostBerthold, horstmeyer
edit90.01A monad for rewriting things. (bsd3, data, library)2018-09-031.0.1.0theindigamer
edit-distance1530.024Levenshtein and restricted Damerau-Levenshtein edit distances (algorithms, bsd3, library)2015-07-120.2.2.1MaxBolingbroke, phadej
edit-distance-linear100.00Efficient implementation of the Levenshtein edit distance in linear memory. (algorithms, bsd3, library)2019-12-080.2.0.20xd34df00d
edit-distance-vector360.03Calculate edit distances and edit scripts between vectors. (algorithms, bsd3, data, data-structures, library)2016-05-241.0.0.4ThomasSutton
edit-lenses90.01Symmetric, stateful edit lenses (bsd3, data, library)2012-01-270.2DanielWagner
edit-lenses-demo180.01Programs demoing the use of symmetric, stateful edit lenses (bsd3, data, program)2016-07-240.1.1DanielWagner
editline110.05Bindings to the editline library (libedit). (bsd3, library, user-interfaces)2012-11-260.2.1.1JudahJacobson
editpipe100.01Edit stdin using an editor before sending to stdout. (bsd3, editor, program)2016-03-250.1.0.0puffnfresh
effect-monad132.01Embeds effect systems and program logics into Haskell using graded monads and parameterised monads (bsd3, control, library, monads)2018-01-240.8.1.0DominicOrchard
effect-stack90.00Reducing the pain of transformer stacks with duplicated effects (bsd3, control, library)2019-07-140.3DanielWagner
effectful852.53An easy to use, performant extensible effects library. (bsd3, control, library)2023-09-132.3.0.0arybczak
effectful-core862.015An easy to use, performant extensible effects library. (bsd3, control, library)2023-11-132.3.0.1arybczak
effectful-plugin320.00A GHC plugin for improving disambiguation of effects. (bsd3, control, library)2023-09-131.1.0.2arybczak
effectful-th350.00Template Haskell utilities for the effectful library. (bsd3, control, library)2023-01-131.0.0.1arybczak
effects210.02Computational Effects (bsd3, control, library, monads)2019-04-130.2.4SjoerdVisscher
effects-parser110.01Parser Effect for the Control.Effects Library (bsd3, control, library, monads)2013-09-150.1JesseMcDonald
effet130.00An Effect System based on Type Classes (bsd3, control, library)2020-12-240.4.0.0MichaelSzvetits
effin180.03A Typeable-free implementation of extensible effects (bsd3, control, effect, library)2017-08-030.3.0.3AnthonyVandikas
eflint120.00Simulation interpreter for FLINT policy descriptions (bsd3, language, library, program)2024-02-103.1.0.2ltvanbinsbergen
egison-pattern-src140.04Manipulating Egison patterns: abstract syntax, parser, and pretty-printer (bsd3, language, library, parser, pretty-printer)2020-11-030.2.1.2SatoshiEgi, coord_e, momohatt
egison-pattern-src-haskell-mode90.01Parser and pretty printer for Egison pattern expressions in Haskell source code (bsd3, language, library, parser, pretty-printer)2020-11-030.2.1.2SatoshiEgi, coord_e, momohatt
egison-pattern-src-th-mode110.02Parser and pretty printer for Egison pattern expressions to use with TH (bsd3, language, library, parser, pretty-printer, template-haskell)2020-11-030.2.1.2SatoshiEgi, coord_e, momohatt
egyptian-fractions110.01Egyptian fractions in Haskell (bsd3, library, math)2018-06-250.1.0.2vmchale
eigen261.56Eigen C++ library (linear algebra: matrices, sparse matrices, vectors, numerical solvers). (algebra, algorithms, bsd3, data, library, math, numeric, statistics)2018-12-113.3.7.0OlegSidorkin, chessai
either2442.0283Combinators for working with sums (bsd3, control, library, monads)2022-05-085.0.2EdwardKmett, ryanglscott, GeorgeWilson
either-both (deprecated)170.01Either or both (bsd3, data, deprecated, library)2019-08-120.1.1.1
either-unwrap (deprecated in favor of either)130.022Functions for probing and unwrapping values inside of Either. (bsd3, data, deprecated, library)2009-11-301.1GregoryCrosswhite
eithers (deprecated in favor of either)90.01None (bsd3, deprecated, library, unclassified)2014-12-080.2.0
ekg762.511Remote monitoring of processes (bsd3, library, network, system)2018-03-200.4.0.15JohanTibell, MikhailGlushenkov, ejconlon
ekg-bosun240.01Send ekg metrics to a Bosun instance (bsd3, library, system)2019-02-161.0.15OliverCharles
ekg-carbon160.01An EKG backend to send statistics to Carbon (part of Graphite monitoring tools) (bsd3, library, unclassified)2018-12-281.0.11OliverCharles
ekg-cloudwatch122.01An ekg backend for Amazon Cloudwatch (bsd3, library, web)2017-10-190.0.1.6parsonsmatt
ekg-core790.037Tracking of system metrics (bsd3, library, system)2020-03-150.1.1.7JohanTibell, MikhailGlushenkov, ejconlon
ekg-elastic (deprecated in favor of ekg-elasticsearch)60.01Push metrics to elastic (bsd3, deprecated, library, system)2017-04-100.2.2.0boothead
ekg-elasticsearch70.01Push metrics to elasticsearch (bsd3, library, system)2017-12-200.4.0.0boothead
ekg-influxdb170.01An EKG backend to send statistics to influxdb (bsd3, library, unclassified)2019-10-270.2.0.0angerman, ondrej
ekg-json260.02JSON encoding of ekg metrics (bsd3, distribution, library)2017-07-310.1.0.6JohanTibell, MikhailGlushenkov, ejconlon
ekg-log80.01Push metrics to a log file. (bsd3, library, system)2015-10-100.1.0.4ParnellSpringmeyer
ekg-push60.01Small framework to push metric deltas to a broadcast channel using the ekg-core library. (bsd3, library, system)2015-06-060.0.3adarqui
ekg-rrd100.01Passes ekg statistics to rrdtool (bsd3, library, system)2015-01-090.2.1.69dcturner
ekg-statsd260.03Push metrics to statsd (bsd3, library, system)2020-06-140.2.5.0JohanTibell, MikhailGlushenkov, ejconlon
ekg-wai200.02Remote monitoring of processes (bsd3, library, network, system)2022-05-160.1.1.0TvH
elasticsearch-interchange60.00Serialization of Elasticsearch requests and responses (bsd3, data, library)2023-05-310.2.0.0andrewthad
electrs-client50.00Electrs client library for Haskell (bitcoin, bsd3, electrs, finance, library, network, payments)2022-07-220.1.0.0coingaming
elerea372.05A minimalistic FRP library (bsd3, frp, library, reactivity)2016-06-192.9.0GergelyPatai
elerea-examples210.01Example applications for Elerea (bsd3, frp, program, reactivity)2016-06-192.9.0GergelyPatai
elevator140.04Immediately lifts to a desired level (bsd3, control, library)2015-04-010.2.3FumiakiKinoshita
elf480.04An Elf parser (bsd3, data, library)2021-10-080.31ErikCharlebois, wangbj
eliminators370.01Dependently typed elimination functions using singletons (bsd3, dependent-types, library)2023-10-130.9.4ryanglscott
elliptic-integrals50.02Carlson Elliptic Integrals and Incomplete Elliptic Integrals (bsd3, library, math, numeric)2023-03-010.1.0.1stla
elm-bridge562.02Derive Elm types and Json code from Haskell types, using aeson's options (bsd3, compiler, language, library, web)2024-01-090.8.3AlexanderThiemann, SimonMarechal
elm-build-lib (deprecated)60.01Compile Elm code to JS within Haskell (bsd3, compiler, deprecated, language, library)2014-12-130.14.0.0jeremondi
elm-compiler (deprecated)82.03Values to help with elm-package, elm-make, and elm-lang.org. (bsd3, compiler, deprecated, language, library, program)2015-04-200.15EvanCzaplicki
elm-core-sources170.02Source files for the Elm runtime and standard libraries (bsd3, compiler, language, library)2014-12-111.0.0jeremondi
elm-get (deprecated in favor of elm-package)140.01Tool for sharing and using Elm libraries (bsd3, deprecated, language, library, program)2014-09-220.1.3EvanCzaplicki
elm-hybrid200.01Combine Elm with Haskell for data based applications (bsd3, library, web)2016-07-040.1.3.0matsrietdijk
elm-make (deprecated)70.01A build tool for Elm projects (bsd3, build-tool, deprecated, program)2015-04-200.1.2EvanCzaplicki
elm-package (deprecated)100.01Package manager for Elm libraries (bsd3, deprecated, language, library, program)2015-04-200.5EvanCzaplicki
elm-reactor (deprecated)100.01Interactive development tool for Elm programs (bsd3, compiler, deprecated, language, program)2015-04-200.3.1EvanCzaplicki
elm-repl (deprecated)170.01a REPL for Elm (bsd3, deprecated, program, tool)2015-04-200.4.1EvanCzaplicki
elm-server (deprecated in favor of elm-reactor)430.01Server for developing Elm projects (bsd3, compiler, deprecated, language, program)2014-05-200.11.0.1EvanCzaplicki
elm-syntax380.04Elm syntax and pretty-printing (bsd3, compiler, elm, language, library)2023-12-020.3.3.0OliverCharles, OlleFredriksson, GeorgeThomas, rickowens
elm-websocket40.00Generate ELM code from a Wai websocket application. (bsd3, library, program, web)2017-11-011.0rhyskeepence
elm-yesod110.01The Elm language Yesod compatibility module. (bsd3, library, web, yesod)2013-04-230.2VincentAmbo
elm2nix200.00Turn your Elm project into buildable Nix project (bsd3, library, program, unclassified)2023-12-140.3.1domenkozar
elminator190.00Generate ELM types/encoders/decoders from Haskell types. (bsd3, code-generation, elm, library)2022-11-230.2.4.2sras
elo90.01Elo Rating Library (bsd3, library, web)2015-10-130.1.0markfine
email (deprecated)80.01Sending eMail in Haskell made easy (bsd3, deprecated, library, network)2011-10-250.1.1.2JohannesWeiss
email-header70.01Parsing and rendering of email and MIME headers (bsd3, library, network)2018-07-210.4.1KyleRaftogianis
email-postmark (deprecated in favor of postmark)70.01A simple wrapper to send emails via the api of the service postmark (http://postmarkapp.com/) (bsd3, deprecated, email, library)2012-03-310.2DanielPatterson
email-validate2322.2534Email address validation (bsd3, library, text)2024-02-222.3.2.20DonaldStewart, GeorgePollard
email-validate-json120.01Aeson instances for email-validate (bsd3, library, web)2016-05-160.1.0.0MarkWotton
emailaddress111.752Wrapper around email-validate library adding instances for common type classes. (bsd3, library, text)2016-11-120.2.0.0cdepillabout
emailparse110.01An email parser that will parse everything (bsd3, library, network)2018-06-170.2.0.10mkawalec
embed-config40.00Reasonable conventions for embedding YAML configuration with Template Haskell (bsd3, configuration, library)2022-07-250.0.0.0carymrobbins
embeddock140.02Embed the values in scope in the haddock documentation of the module (bsd3, documentation, library, program)2013-06-020.3.0.1TakayukiMuranushi
embeddock-example40.01Example of using embeddock. (bsd3, documentation, library)2013-06-020.1TakayukiMuranushi
embla40.00execute actions periodically while avoiding drift (bsd3, library, utility)2019-05-030.1chessai
emd310.01Empirical Mode Decomposition and Hilbert-Huang Transform (bsd3, library, math)2019-10-310.2.0.0jle
emgm110.01Extensible and Modular Generics for the Masses (bsd3, generics, library)2011-09-210.4SeanLeather
emhell30.00Embedded shell (bsd3, embedded, library, program)2024-01-030.1.1.0srk
emoji192.02emoji utility (bsd3, library, program, unicode)2018-01-050.1.0.2nakaji_dayo
emojis1970.04Conversion between emoji characters and their names. (bsd3, library, text)2023-07-250.1.3JohnMacFarlane
empty (deprecated)100.02Ceci n'est pas une package (acme, bsd3, deprecated, library)2010-01-099JohnMillikin
empty-monad80.01A container that always has no values. (bsd3, data, library)2017-02-020.1.0.1vadimvinnik
enchant50.01Binding to the Enchant library (bsd3, language, library)2016-06-220.1.0.0kseo
encoding790.015A library for various character encodings (bsd3, codec, library)2023-11-050.8.9DanielWagner, HenningGuenther, KangyuanNiu, swamp_agr
encoding-io40.01Encoding-aware file I/O. (bsd3, data, library)2016-08-050.0.1terrorjack
encryptable40.00Typed encryption with persistent support (bsd3, cryptography, database, library, yesod)2020-09-030.1coingaming
endo260.01Endomorphism utilities. (bsd3, data, library)2016-02-280.3.0.1PeterTrsko
eng-stemmer120.00An English language stemmer (Porter2) (bsd3, library, nlp, program, stemming)2018-01-090.1.0.2ChrisCoffey
engine-io440.06A Haskell implementation of Engine.IO (bsd3, library, web)2020-12-141.2.23OliverCharles, RenzoCarbonara, TimBaumann
engine-io-snap120.01 (bsd3, library, unclassified)2018-08-121.0.7OliverCharles, RenzoCarbonara
engine-io-wai182.01An @engine-io@ @ServerAPI@ that is compatible with @Wai@ (bsd3, library, network)2019-07-171.0.10codedmart
engine-io-yesod160.01 (bsd3, library, network)2016-01-081.0.4OliverCharles, TimBaumann
engineering-units220.01A numeric type for managing and automating engineering units. (bsd3, data, library)2015-10-030.0.2TomHawkins
entropy2890.051A platform independent entropy source (bsd3, cryptography, data, library)2022-08-230.4.1.10ThomasDuBuisson
entwine90.01entwine - Concurrency tools (bsd3, library, system)2019-04-300.0.4lambda_foo
enum-subset-generate270.01Generate an ADT being a subset of another ADT, and the corresponding mappings. (bsd3, data, library)2024-01-220.1.0.30xd34df00d
enum-text300.04A text rendering and parsing toolkit for enumerated types (bsd3, library, text)2022-03-160.5.3.0ChrisDornan
enum-text-rio140.01Making fmt available with rio (bsd3, control, library, program)2019-07-231.2.0.0ChrisDornan
enum-types250.02small enum types (bsd3, data, library)2019-03-160.1.1.0andrewthad
enum-utf840.00An experimental Utf8 parsing toolkit for enumerated types (bsd3, library, text)2019-03-160.1.0.0ChrisDornan
enumerable180.03A typeclass for enumerating all values a type (bsd3, data, library)2009-08-160.0.3DanielPeebles
enumerate-function60.00simple package for inverting functions and testing totality, via brute enumeration of the domain (bsd3, library, program, todo)2017-05-020.0.1sboo
enumeration (deprecated in favor of cantor-pairing, finitary, smallcheck)150.01A practical API for building recursive enumeration procedures and enumerating datatypes. (bsd3, data, deprecated, library, serialization, test, testing)2019-12-210.2.0emc2, Bodigrim
enumfun40.01Finitely represented /total/ EnumMaps (bsd3, data, library)2012-10-090.5.1.0LiyangHu
enummapmap100.01Map of maps using Enum types as keys (bsd3, data, data-structures, library)2014-02-010.7.0MatthewWest
enummaps172.00Enum wrappers for IntMap and IntSet (bsd3, data-structures, library)2020-06-230.6.2.1.7leif
enummapset1852.018IntMap and IntSet with Enum keys/elements. (bsd3, data-structures, library)2023-11-170.7.2.0MichalTerepeta, MikolajKonarski
enummapset-th250.012TH-generated EnumSet/EnumMap wrappers around IntSet/IntMap. (bsd3, data, library)2020-07-220.6.2FumiakiKinoshita, LiyangHu, MateuszKowalczyk, MitsutoshiAoe, haskell_github_trust
enumset310.011Sets of enumeration values represented by machine words (bsd3, data, foreign, library)2021-07-260.1HenningThielemann
envelope190.01Defines generic 'Envelope' type to wrap reponses from a JSON API. (bsd3, library, web)2017-04-190.2.2.0cdepillabout
envparse410.013Parse environment variables (bsd3, library, system)2022-06-130.5.0MatveyAksenov
envy592.2511An environmentally friendly way to deal with environment variables (bsd3, library, system)2023-03-282.1.2.0DavidJohnson, SoenkeHahn
envy-extensible110.00Provides FromEnv in envy instance for Record of extensible. (bsd3, data, library, record)2020-02-040.2.0.1igrep
eo-phi-normalizer70.00Command line normalizer of 𝜑-calculus expressions. (bsd3, library, program, unclassified)2024-02-160.2.0NickolayKudasov, deemp
epass70.01Baisc, Erlang-like message passing supporting sockets. (bsd3, concurrency, library, network)2011-10-150.2.1AndreasBaldeau
ephemeral40.00See readme.md (bsd3, library, project)2021-01-230.0.1tonyday567
epic400.03Compiler for a simple functional language (bsd3, compilers-interpreters, library, program)2015-03-280.9.3.3AndreasAbel, EdwinBrady
eprocess170.03Basic Erlang-like process support for Haskell (bsd3, concurrency, library)2015-07-221.7.2CorentinDupont, FernandoBenavides
epub (deprecated in favor of epub-metadata)130.02EPUB E-Book construction support library (bsd3, deprecated, library, program, text)2012-06-230.0.7RadoslavDorcik
epubname (deprecated in favor of epub-tools)80.01Rename epub ebook files based on meta information (application, bsd3, console, deprecated, program)2011-02-222.3.2DinoMorelli
eq540.03Leibnizian equality (bsd3, library, type-system)2021-10-314.3EdwardKmett, EricMertens, ryanglscott
equational-reasoning531.59Proof assistant for Haskell using DataKinds & PolyKinds (bsd3, library, math)2023-12-260.7.0.2HiromiIshii
equational-reasoning-induction50.00Proof assistant for Haskell using DataKinds & PolyKinds (bsd3, library, math)2019-02-080.6.0.0HiromiIshii
equeue50.00Application level triggered, and edge triggered event multiqueues. (bsd3, concurrency, library)2019-01-010KevinCotrone, davean
equivalence1570.03Maintaining an equivalence relation implemented as union-find using STT. (algorithms, bsd3, data, library)2022-07-260.4.1AndreasAbel, PatrickBahr
erebos310.00Decentralized messaging and synchronization (bsd3, library, network, program)2024-02-200.1.2RomanSmrz
erf1230.017The error function, erf, and related functions. (bsd3, library, math)2011-05-262.0.0.0LennartAugustsson
eros350.01A text censorship library. (bsd3, library, text)2014-07-200.6.0.0pharpend
eros-client60.01DEPRECATED in favor of eros-http (bsd3, program, text)2014-07-200.5.0.1pharpend
eros-http80.01JSON HTTP interface to Eros. (bsd3, program, text)2014-07-200.6.0.1pharpend
errno60.01a FFI utility (bsd3, foreign, library)2009-01-020.1CreightonHogg
error-analyze110.01Parse ghc and cabal error messages and give their causes for easier resolution (bsd3, development, ghc, library)2015-11-020.0.1JeanPhilippeMoresmau
error-codes280.02Error code functions (bsd3, library, system)2024-02-060.1.3.1andrewthad, l3c_amartin
error-context150.01Provides API for enriching errors with contexts (bsd3, control, error-handling, library)2018-04-100.2.0.1mtesseract
error-location (deprecated in favor of file-location)310.01error functions that show file location information (bsd3, deprecated, development, library)2011-08-020.1.5.5GregWeber
error-message90.01Composable error messages. (bsd3, development, error-handling, library)2010-11-151.1GregoryCrosswhite
error-or190.03Composable, hierarchical errors. (bsd3, data, library)2022-06-160.3.0luntain
error-or-utils160.00Utilities using ErrorOr datatype (bsd3, data, library, testing)2021-07-170.2.0luntain
errors1562.5142Simplified error-handling (bsd3, control, error-handling, library)2018-05-112.3.0GabrielGonzalez
ersaconcat50.01A script to concatenate AIP ERSA (aviation, bsd3, library, program)2016-09-170.0.1TonyMorris
ersatz512.03A monad for expressing SAT or QSAT problems using observable sharing. (algorithms, bsd3, library, logic)2023-09-180.5EdwardKmett, EricMertens, ryanglscott
ersatz-toysat70.01toysat driver as backend for ersatz (algorithms, bsd3, library, logic)2017-10-020.2.2.0MasahiroSakai
escape-artist72.01ANSI Escape Sequence Text Decoration Made Easy (bsd3, library, text)2020-01-281.2.0.1ryan_daniels
esotericbot110.01Esotericbot is a sophisticated, lightweight IRC bot. (bsd3, library, program, web)2009-06-230.0.6JohnnyMorrice
esqueleto4442.526Type-safe EDSL for SQL queries on persistent backends. (bsd3, database, library)2024-02-093.5.11.2MichaelSnoyman, bitemyapp, parsonsmatt, belevy
esqueleto-compat30.00Compatibility operators for Persistent and Esqueleto (bsd3, data, library)2023-10-200.0.2.0parsonsmatt
esqueleto-pgcrypto40.00Esqueleto support for the pgcrypto PostgreSQL module (bsd3, database, library)2021-10-060.1.0.03kyro
esqueleto-streaming50.00Memory-constant streaming of Esqueleto results from PostgreSQL (bsd3, conduit, database, library)2021-10-200.1.0.0isaac_supercede
essence-of-live-coding230.06General purpose live coding framework (bsd3, frp, library, live-coding, program)2022-12-190.2.7turion
essence-of-live-coding-PortMidi50.00General purpose live coding framework - PortMidi backend (bsd3, library, sound)2022-12-190.2.7turion
essence-of-live-coding-gloss230.00General purpose live coding framework - Gloss backend (bsd3, frp, library, live-coding)2022-12-190.2.7turion
essence-of-live-coding-gloss-example (deprecated)120.00General purpose live coding framework - Gloss example (bsd3, deprecated, frp, live-coding, program)2021-04-080.2.5turion
essence-of-live-coding-pulse170.00General purpose live coding framework - pulse backend (bsd3, frp, library, live-coding)2022-12-190.2.7turion
essence-of-live-coding-pulse-example (deprecated)100.00General purpose live coding framework - pulse backend example (bsd3, deprecated, frp, live-coding, program)2020-09-110.2.4turion
essence-of-live-coding-quickcheck230.00General purpose live coding framework - QuickCheck integration (bsd3, frp, library, live-coding)2022-12-190.2.7turion
essence-of-live-coding-vivid50.00General purpose live coding framework - vivid backend (bsd3, library, sound)2022-12-190.2.7turion
essence-of-live-coding-warp220.00General purpose live coding framework (bsd3, frp, library, live-coding)2022-12-190.2.7turion
estimator140.01State-space estimation algorithms such as Kalman Filters (bsd3, library, math, numerical, statistics)2016-07-191.2.0.0AdamFoltzer, JameySharp
estimators80.01Tool for managing probability estimation (bsd3, library, natural-language-processing)2010-03-080.1.4SashaRush
eternal210.01everything breaking the Fairbairn threshold (bsd3, control, library)2016-07-240.1.7Heather
ether (deprecated)172.252Monad transformers and classes (bsd3, control, deprecated, library)2017-06-030.5.1.0int_index
ethereum-client-haskell110.01A Haskell version of an Ethereum client (bsd3, data-structures, program)2015-01-020.0.4jamshid
ethereum-merkle-patricia-db (deprecated in favor of merkle-patricia-db)60.01A modified Merkle Patricia DB (bsd3, data-structures, deprecated, library)2015-01-020.0.1jamshid
ety100.01Random etymology online entry. (bsd3, library, program, web)2012-02-150.1ChrisDone
eurofxref130.01Free foreign exchange/currency feed from the European Central Bank (bsd3, finance, library)2013-02-060.2.1StephenBlackheath
evdev212.01Bindings to libevdev (bsd3, library, system)2023-09-012.3.1.1GeorgeThomas
evdev-streamly50.00Bridge for working with evdev and streamly (bsd3, library, streamly, system)2022-01-060.0.2.0GeorgeThomas
eve250.02An extensible event framework (bsd3, framework, library)2020-10-210.1.9.0ChrisPenner
eve-cli50.00 (bsd3, library, program, unclassified)2018-04-050.2.0.0ChrisPenner
eved170.00A value level web framework (bsd3, library, web)2021-07-180.0.3.0belevy
event140.01Monoidal, monadic and first-class events (bsd3, concurrency, library)2016-05-240.1.4DimitriSabadie
event-driven50.02library for event driven programming (bsd3, control, library)2010-07-160.0.2YoshikuniJujo
event-transformer (deprecated)170.00Initial project template from stack (bsd3, control, deprecated, library, program)2016-10-100.1.0.0SchellScivally
eventlog-socket50.00Stream GHC eventlog events to external processes (bsd3, library, system)2023-04-140.1.0.0BenGamari, mpickering
eventlog2html570.01Visualise an eventlog (bsd3, development, library, program)2024-02-060.11.0mpickering, DavidBinder
eventloop530.01A different take on an IO system. Based on Amanda's IO loop, this eventloop takes a function that maps input events to output events. It can easily be extended by modules that represent IO devices or join multiple modules together. (bsd3, eventloop, library)2019-05-010.8.2.8sebaslafleur, LeonSchoorl
eventsource-api280.03Provides an eventsourcing high level API. (bsd3, eventsourcing, library)2019-01-031.5.1YorickLaupa
eventsource-geteventstore-store170.01GetEventStore store implementation. (bsd3, eventsourcing, library)2019-01-031.2.1YorickLaupa
eventsource-store-specs140.02Provides common test specification for Store implementation. (bsd3, eventsourcing, library, testing)2018-12-201.2.1YorickLaupa
eventsource-stub-store180.01An in-memory stub store implementation. (bsd3, eventsourcing, library)2018-12-201.1.1YorickLaupa
eventstore720.02EventStore TCP Client (bsd3, database, library)2023-07-291.4.3YorickLaupa
every190.02Run a process every so often. (bsd3, library, web)2017-05-090.0.1athanclark
every-bit-counts50.01A functional pearl on encoding and decoding using question-and-answer strategies (bsd3, data, library)2010-09-270.1DonaldStewart
ewe220.01An interpreter for EWE programming language (bsd3, language, program)2019-02-040.3.1.1JuanFranciscoCardonaMcCormick
ex-pool200.02Another fork of resource-pool, with a MonadIO and MonadCatch constraint (bsd3, data, library)2018-01-070.2.1KimAltintop
exact-combinatorics460.06Efficient exact computation of combinatoric functions. (bsd3, library, math, statistics)2021-11-030.2.0.11WrenThornton, WrenRomano
exact-cover40.01Efficient exact cover solver. (algorithms, bsd3, library, math)2017-04-220.1.0.0arthur
exact-real-positional50.01Framework for Exact Real Arithmetic in the Positional Number System (bsd3, library, math)2017-07-200.0.0grlks
example-haskell-project100.00Example Haskell Project (bsd3, example, library, program)2020-04-040.1.0.0haskellworks
except-exceptions42.01Safely deal with exceptions in ExceptT (bsd3, library, monad)2018-03-200.1TimHumphries
exception-hierarchy250.03Exception type hierarchy with TemplateHaskell (bsd3, language, library)2023-12-270.1.0.11YoshikuniJujo
exception-mailer220.01Catch all runtime exceptions and send an email (bsd3, library, system)2014-04-070.4.1DavidPowell
exception-monads-fd (deprecated in favor of exception-mtl)100.01Exception monad transformer instances for monads-fd classes. (bsd3, control, deprecated, error-handling, failure, library, monad)2010-10-060.2GeoffreyMainland
exception-monads-tf170.01Exception monad transformer instances for monads-tf classes. (bsd3, control, error-handling, failure, library, monad)2017-05-030.4.0.1GeoffreyMainland
exception-mtl660.03Exception monad transformer instances for mtl classes. (bsd3, control, error-handling, failure, library, monad)2023-03-220.4.0.2GeoffreyMainland
exception-transformers890.019Type classes and monads for unchecked extensible exceptions. (bsd3, control, error-handling, failure, library, monad)2023-08-310.4.0.12GeoffreyMainland, TroelsHenriksen
exception-via132.00DerivingVia for your hierarchical exceptions (bsd3, exceptions, library)2023-08-190.2.0.0parsonsmatt, raineszm
exceptionfree-readfile80.00An exception-free readFile for use with '+RTS -xc -RTS' projects (bsd3, library, utility)2020-01-280.1.0.0vados
exceptions3212.0972Extensible optionally-pure exceptions (bsd3, control, exceptions, library, monad)2022-12-040.10.7EdwardKmett, ryanglscott
exceptiot40.00ExceptT, but uses IO instead of Either (bsd3, control, library)2022-11-220.0.1.0parsonsmatt
exchangerates50.01A Haskell client for https://exchangeratesapi.io/ (api, bsd3, library)2018-07-280.0.0.0Norfair
exference60.00Tool to search/generate (haskell) expressions with a given type (bsd3, language, library)2017-02-131.6.0.0lspitzner
exh100.00A library for crawling exhentai (bsd3, library, web)2021-02-141.0.2berberman, Poscat
exhaustive330.01Compile time checks that a computation considers producing data through all possible constructors (bsd3, control, library)2020-06-171.1.9OliverCharles
exif60.01A Haskell binding to a subset of libexif (bsd3, library, unclassified)2007-02-113000.0.0BjornBringert
exinst282.07Dependent pairs and their instances. (bsd3, data, library)2023-01-010.9RenzoCarbonara
exinst-aeson200.01@exinst@ support for @aeson@ package. (bsd3, data, library)2023-01-010.9RenzoCarbonara
exinst-base50.00@exinst@ support for @base@ package. (bsd3, data, library)2023-01-010.9RenzoCarbonara
exinst-bytes180.01@exinst@ support for @bytes@ package. (bsd3, data, library)2023-01-010.9RenzoCarbonara
exinst-cereal110.01@exinst@ support for @cereal@ package. (bsd3, data, library)2023-01-010.9RenzoCarbonara
exinst-deepseq (deprecated in favor of exinst)70.01Derive instances for the `deepseq` library for your existential types. (bsd3, data, deprecated, library)2016-10-130.2RenzoCarbonara
exinst-hashable (deprecated in favor of exinst)80.01Derive instances for the `hashable` library for your existential types. (bsd3, data, deprecated, library)2016-10-130.2RenzoCarbonara
exinst-serialise120.01Dependent pairs and their instances. (bsd3, data, library)2023-01-010.9RenzoCarbonara
exist220.01Dependent sum type (bsd3, library, unclassified)2019-11-180.2.0.0
exist-instances160.00Instances for "exist" package (requires more language extensions and dependencies) (bsd3, library, unclassified)2019-11-180.1.0.0
exists50.01Existential datatypes holding evidence of constraints (bsd3, constraints, library)2012-05-150.2GaborLehel
exit-codes160.01Exit codes as defined by BSD (bsd3, library, system)2018-10-021.0.0justus
exitcode190.03Monad transformer for exit codes (bsd3, control, library)2023-10-060.1.0.9TonyMorris, qfpl, GeorgeWilson
exp-extended120.01floating point with extended exponent range (bsd3, library, numeric)2020-01-010.2ClaudeHeilandAllen
experimenter232.00Perform scientific experiments stored in a DB, and generate reports. (bsd3, experiment, library)2022-10-110.1.0.14schnecki
expiring-cache-map530.03General purpose simple caching. (bsd3, caching, library)2016-08-110.0.6.1elblake
expiring-mvar100.01Create values which expire after a period of time. (bsd3, concurrency, library)2012-02-260.1JeffShaw
explainable-predicates430.01Predicates that can explain themselves. (bsd3, library, testing)2023-11-290.1.2.4ChrisSmith
explicit-exception500.028Exceptions which are explicit in the type signature. (bsd3, control, library)2023-01-140.2HenningThielemann
explicit-iomodes220.04File handles with explicit IOModes (bsd3, library, system)2012-09-230.6.0.5BasVanDijk
explicit-iomodes-bytestring100.02Extends explicit-iomodes with ByteString operations (bsd3, library, system)2012-09-230.2.0.2BasVanDijk
explicit-iomodes-text140.02Extends explicit-iomodes with Text operations (bsd3, library, system)2012-09-230.1.0.8BasVanDijk
explore150.01Experimental Plot data Reconstructor (bsd3, graphics, program)2010-03-130.0.7.2CetinSert
exploring-interpreters210.01A generic exploring interpreter for exploratory programming (bsd3, compilers-interpreters, library)2024-01-191.5.0.0ltvanbinsbergen, DamianFrolich
exposed-containers40.01A distribution of the 'containers' package, with all modules exposed. (bsd3, data-structures, library)2014-07-150.5.5.1vi
express470.03Dynamically-typed expressions involving function application and variables. (bsd3, data, library)2024-02-031.0.16rudymatela
expression-parser60.01Generalization of parsec's expression parser. (bsd3, library, parsing, text)2013-01-270.1SebastiaanVisser
expressions211.51Expressions and Formulae a la carte (bsd3, data, library, logic, math)2019-04-300.5jakubdaniel
expressions-z3170.01Encode and Decode expressions from Z3 ASTs (bsd3, data, library, logic, math)2019-04-300.5jakubdaniel
expresso120.00A simple expressions language based on row types (bsd3, configuration, library, program)2020-04-020.1.2.3willtim
extcore172.01Libraries for processing GHC Core (bsd3, language, library)2013-04-211.0.2TimChevalier
extemp50.01automated printing for extemp speakers (bsd3, program, web)2010-10-050.0.1SamAnklesaria
extend-record-data-th100.00TH to define a new record data type that extends the existing record data type. (bsd3, data, library)2019-07-070.1.0.2nakaji_dayo
extended-categories60.01Extended Categories (bsd3, library, math)2014-11-230.2.0ian_mi
extended-containers200.01Heap and Vector container types (bsd3, data-structures, library)2021-04-220.1.1.0konsumlamm
extended-containers-lens180.00lens instances for extended-containers (bsd3, data-structures, lenses, library)2020-04-290.1.0.0konsumlamm
extended-reals440.08Extension of real numbers with positive/negative infinities (bsd3, library, math)2020-03-280.2.4.0MasahiroSakai, Bodigrim
extensible740.017Extensible, efficient, optics-friendly data types and effects (bsd3, data, library, records)2022-05-260.9FumiakiKinoshita
extensible-effects-concurrent762.00Message passing concurrency as extensible-effect (bsd3, concurrency, control, effect, library, program)2020-12-162.0.0SvenHeyll
extensible-exceptions890.088Extensible exceptions (bsd3, control, library)2012-02-020.1.1.4IanLynagh
extensible-skeleton70.00Operational-based extensible effect library (bsd3, library, monads)2021-10-210.0.1FumiakiKinoshita
external-sort60.01Sort large arrays on your hard drive. Kind of like the unix util sort. (bsd3, library, other)2008-10-230.2OmerAgacan, ThomasHartman
extism500.00Extism bindings (bsd3, library, plugins, webassembly)2024-03-121.2.0.3Extism, zshipko
extism-manifest500.02Extism manifest bindings (bsd3, library, plugins, webassembly)2024-03-121.2.0.3Extism, zshipko
extism-pdk60.00Extism Plugin Development Kit (bsd3, library, plugins, program, wasm)2024-01-081.0.0.0zshipko
extra6482.5230Extra functions I use. (bsd3, development, library)2023-07-011.7.14NeilMitchell
extra-data-yj60.02Additional data types (bsd3, data, library)2023-12-010.1.0.0YoshikuniJujo
extractable-singleton150.08A functor, where the "stored" value is isomorphic to Identity (bsd3, data, library)2017-05-100.0.1athanclark
extractelf50.01Extract an ELF's metadata and sections into files (bsd3, development, program)2013-09-210.1.0.0EyalLotem
extralife100.01API Client for ExtraLife team and user data (bsd3, library, web)2021-11-090.2.0.0wuest
extrapolate282.01generalize counter-examples of test properties (bsd3, library, testing)2021-06-150.4.6rudymatela
ez3 (deprecated)60.01Z3 bonds with pure interface (bsd3, deprecated, library, unclassified)2018-05-110.1.0.0
f-ree-hack-cheats-free-v-bucks-generator (deprecated)40.01Spam (bsd3, deprecated, program, spam)2018-09-170.2
facts80.01Refined types (bsd3, data, library)2018-06-160.0.1.0mrkkrp
factual-api230.01A driver for the Factual API (api, bsd3, library, web)2012-11-080.6.1RudigerLippert
fad90.01Forward Automatic Differentiation. (bsd3, library, math)2012-12-221.1.0.1BjornBuckwalter
fadno200.01Minimal library for music generation and notation (bsd3, library, music)2024-01-201.1.9.1spopejoy
fail1482.0144Forward-compatible MonadFail class (bsd3, development, library)2016-01-214.9.0.0HerbertValerioRiedel
failable220.03A 'Failable' error monad class to unify failure across monads that can fail (bsd3, control, exceptions, library, monad)2020-01-241.2.4.0erick
failable-list (deprecated in favor of enumerator)60.03A list-like type for lazy streams, which might terminate with an error. (bsd3, data, deprecated, error-handling, library)2009-12-070.2JohnMillikin
failure (deprecated in favor of exceptions)310.071A simple type class for success/failure computations. (deprecated) (bsd3, control, deprecated, failure, library, monads)2014-06-080.2.0.3MichaelSnoyman, Michael_Smith
failure-detector50.01Failure Detectors implimented in Haskell. (bsd3, distributed-computing, library)2016-05-110davean
fair140.00Lists with fair choice (bsd3, data, library)2019-04-010.1.0.0
fake170.01Randomly generated fake data (bsd3, data, library)2021-05-060.1.2DougBeardsley
fake-type60.01A crossplatform library to simulate keyboard input (bsd3, library, system)2015-12-210.2.0.0Artyom
fakedata980.03Library for producing fake data (bsd3, fake, fakedata, library, random)2022-06-251.0.3psibi
fakedata-parser270.01 (bsd3, library, unclassified)2020-07-260.1.0.0psibi
fallible150.01 (bsd3, data, library)2020-02-130.1.0matsubara0507
falling-turnip50.01Falling sand game/cellular automata simulation using regular parallel arrays. (bsd3, game, program)2012-11-140.1.0.0TranMa
falsify390.02Property-based testing with internal integrated shrinking (bsd3, library, testing)2023-11-080.2.0EdskoDeVries
familiar-reflection (deprecated)140.01Reifies arbitrary terms into types that can be reflected back into terms (bsd3, data, deprecated, library, reflection)2018-05-080.1.0.0
family-tree250.01A family tree library for the Haskell programming language. (bsd3, data, genealogy, library)2015-04-160.5.1NathanVanDoorn
farmhash200.01Fast hash functions. (bsd3, library, system)2016-05-240.1.0.5abhinav
fast-arithmetic762.01Fast functions on integers. (algorithms, ats, bsd3, combinatorics, ffi, library, math, number-theory, numerics)2022-01-170.6.7.0vmchale
fast-combinatorics172.01Fast combinatorics. (bsd3, library, numerics)2018-01-020.1.0.9
fast-downward160.00Solve classical planning problems (STRIPS/SAS+) using Haskell & Fast Downward. (ai, bsd3, library)2023-05-110.2.3.0OliverCharles
fast-logger4622.2581A fast logging system (bsd3, library, system)2023-07-063.2.2KazuYamamoto, MichaelSnoyman
fast-math540.02Non IEEE-754 compliant compile-time floating-point optimisations (bsd3, library, math, numeric)2015-08-011.0.2LiyangHu, MikeIzbicki
fast-mult110.01Numeric type with asymptotically faster multiplications. (bsd3, library, web)2017-09-260.1.0.2clinton
fast-tags660.01Fast incremental vi and emacs tags. (bsd3, development, haskell, library, program)2022-06-272.0.2EvanLaforge, SergeyVinokurov
fast-tagsoup280.03Fast parsing and extracting information from (possibly malformed) HTML/XML documents (bsd3, library, xml)2017-07-041.0.14VladimirShabanov
fast-tagsoup-utf8-only150.01Fast parser for tagsoup package (bsd3, library, xml)2013-12-111.0.5MikhailKuddah
fastcdc50.00An implementation of FastCDC, a content-defined chunking algorithm based on the Gear hash rolling hash algorithm (bsd3, library, program, unclassified)2022-09-290.0.0gkleen
fastcgi150.06A Haskell library for writing FastCGI programs (bsd3, library, network)2020-01-223001.0.2.5BjornBringert, DonaldStewart, krasimir
fastirc (deprecated in favor of irc)120.03Fast Internet Relay Chat (IRC) library (bsd3, deprecated, library, network)2010-04-010.2.0ErtugrulSoeylemez, esz
fastly50.01A highly experimental Fastly API client. (bsd3, library, web)2018-06-210.1.0.0IanDuncan
fastmemo82.00Memoize functions on Generic types (bsd3, library, memoization)2022-10-220.1.1DavidSpies
fastparser (deprecated)212.01A fast, but bare bones, bytestring parser combinators library. (bsd3, deprecated, library, parsing)2023-06-080.6.0SimonMarechal
fastpbkdf250.01Haskell bindings to the fastpbkdf2 C library (bsd3, cryptography, library)2016-12-270.1.0.0AlfredoDiNapoli
fastsum130.02A fast open-union type suitable for 100+ contained alternatives (bsd3, data, library)2022-02-080.2.0.0patrick_thomson
fault-tree40.01A fault tree analysis library. (bsd3, embedded, language, library)2011-01-040.0.0TomHawkins
fay1500.013A compiler for Fay, a Haskell subset that compiles to JavaScript. (bsd3, development, fay, library, program, web)2021-01-100.24.2.0AdamBergmark, ChrisDone, swamp_agr
fay-base380.012The base package for Fay. (bsd3, development, fay, library)2021-01-100.21.2.0AdamBergmark, ChrisDone, swamp_agr
fay-builder (deprecated)240.01Compile Fay code on cabal install, and ad-hoc recompile during development (bsd3, deprecated, library, web)2015-04-080.2.0.5AdamBergmark, ErikHesselink
fay-dom150.03DOM FFI wrapper library for Fay (bsd3, fay, library, web)2015-02-110.5.0.1AdamBergmark, ChrisDone
fay-geoposition80.01W3C compliant implementation of GeoPosition API. (bsd3, library, web)2015-06-110.1.0.1eocallaghan
fay-hsx80.01Clientside HTML generation for fay. (bsd3, happstack, library)2013-07-270.2.0JeremyShaw
fay-jquery180.06jQuery bindings for Fay. (bsd3, fay, library, web)2015-08-130.6.1.0AdamBergmark, ChrisDone
fay-ref150.01Like IORef but for Fay. (bsd3, fay, library)2013-02-140.1.0.0AndrewMiller
fay-simplejson50.01SimpleJSON library for Fay. (bsd3, fay, library, web)2016-10-300.1.3.0Lupino
fay-uri110.01Persistent FFI bindings for using jsUri in Fay (bsd3, library, web)2013-02-100.2.0.0ChrisDone
fay-websockets130.01Websockets FFI library for Fay (bsd3, fay, library, web)2018-12-010.0.1.1swamp_agr
fb1130.07Bindings to Facebook's API. (bsd3, library, web)2022-04-262.1.1.1FelipeLessa, psibi
fb-persistent220.01Provides Persistent instances to Facebook types. (bsd3, library, web)2015-12-300.3.6FelipeLessa
fbmessenger-api190.00High-level bindings to Facebook Messenger Platform API (bsd3, library, program, web)2016-11-120.1.2.1mseri
fcache40.01Cache a function (a -> b) (bsd3, cache, library)2015-12-310.1.0.0YLiLarry
fcf-containers150.02Data structures and algorithms for first-class-families (bsd3, library, other, program)2023-04-150.8.2gspia
fcf-vinyl120.01Vinyl compatibility with first-class-families (bsd3, library, types, vinyl)2021-09-080.0.1.0locallycompact
fcg50.01TBA (bsd3, database, program)2018-02-260.0.0chessai
fckeditor60.01Server-Side Integration for FCKeditor (bsd3, library, web)2008-03-240.1PeterGammie
fclabels942.2550First class accessor labels implemented as lenses. (bsd3, data, lenses, library)2021-05-272.0.5.1AdamBergmark, ErikHesselink, SebastiaanVisser
fclabels-monadlib100.01MonadLib monadic interface for the "fclabels" package. (bsd3, data, library)2012-04-030.2.1BardurArantsson
fcm-client60.00Admin API for Firebase Cloud Messaging (bsd3, fcm, json, library, program)2019-09-200.2.0.0vrom911, HolmuskTechTeam
fdo-notify420.02Desktop Notifications client (bsd3, desktop, library)2014-03-260.3.1MaxRabkin
fdo-trash60.01Utilities related to freedesktop Trash standard. (bsd3, desktop, library, program)2012-12-260.0.0.2EmilKarlson
feather90.00 (bsd3, library, unclassified)2019-04-060.1.0.0ssadler
fedora-composes70.00Query Fedora composes (bsd3, program, utility)2024-02-140.2JensPetersen
fedora-packages100.01Haskell interface to the Fedora Packages webapp API. (bsd3, fedora, library, web)2014-04-100.0.3RickyElrod
fee-estimate180.00Short description of your package (bsd3, library, program, unclassified)2017-12-140.1.0.0sahabi
feed1412.2522Interfacing with RSS (v 0.9x, 2.x, 1.0) + Atom feeds. (bsd3, library, text)2022-03-191.3.2.1AdamBergmark, DmitryDzhus, DonaldStewart, IavorDiatchki, SigbjornFinne, jkeuhlen, elland, alexmingoia
feed-cli70.01A simple command line interface for creating and updating feeds like RSS (bsd3, program, text, web)2009-07-052009.7.5IsaacJones
feed-gipeda150.00CI service around gipeda (benchmarking, bsd3, library, program)2016-10-310.3.0.1sgraf812
feed2lj (deprecated)90.01(unsupported) (bsd3, deprecated, program, unclassified)2011-02-210.0.3.1SergeyAstanin
feed2twitter50.01Send posts from a feed to Twitter (bsd3, library, program, web)2009-05-210.2.0TomLokhorst
fei-base60.05FFI to MXNet (ai, bsd3, library, machine-learning, program)2020-12-201.0.0JiasenWu
fei-cocoapi50.01Cocodataset with cocoapi (ai, bsd3, library, machine-learning, program)2020-12-201.0.0JiasenWu
fei-dataiter (deprecated in favor of fei-nn)50.01mxnet dataiters (ai, bsd3, deprecated, library, machine-learning, program)2019-09-170.2.0.0JiasenWu
fei-datasets40.00Some datasets (ai, bsd3, library, machine-learning, program)2020-12-201.0.0JiasenWu
fei-examples50.00fei examples (ai, bsd3, machine-learning, program)2020-12-201.0.0JiasenWu
fei-modelzoo50.00A collection of standard models (ai, bsd3, library, machine-learning)2020-12-201.0.0JiasenWu
fei-nn50.03Train a neural network with MXNet in Haskell. (ai, bsd3, library, machine-learning)2020-12-201.0.0JiasenWu
feldspar-compiler130.02Compiler for the Feldspar language (bsd3, compiler, library)2014-06-010.7AndersPersson, EmilAxelsson
feldspar-language190.03A functional embedded language for DSP and parallelism (bsd3, language, library)2014-06-010.7AndersPersson, EmilAxelsson
feldspar-signal60.01Signal Processing extension for Feldspar (bsd3, language, library)2015-06-110.0.1.0EmilAxelsson, mararon
festival40.00C bindings plus conveniences for the festival tts system. (accessibility, audio, bsd3, library, natural-language, text-to-speech)2023-01-090.1.0.0guygastineau
fez-conf90.02Simple functions for loading config files (bsd3, library, parsing)2015-03-281.0.3DinoMorelli
ffeed90.01Haskell binding to the FriendFeed API (bsd3, library, program, web)2008-11-230.3.2SigbjornFinne
ffmpeg-light820.01Minimal bindings to the FFmpeg library. (bsd3, codec, library)2022-03-110.14.1AnthonyCowley, gelisam
ffmpeg-tutorials90.01Tutorials on ffmpeg usage to play video/audio (bsd3, media, program)2009-10-270.3.3VasylPasternak
fft392.07Bindings to the FFTW library. (bsd3, library, math)2021-05-210.1.8.7HenningThielemann, JedBrown
fftw-ffi190.01Low-level interface to FFTW (Fast Fourier Transform) (bsd3, library, math)2021-07-260.1HenningThielemann
fftwRaw200.01Low level bindings to FFTW. (bsd3, library, math)2018-09-040.1.0.2adamwalker
ffunctor190.01FFunctor typeclass (bsd3, constraints, library)2020-08-131.2.1fommil
fgl2862.75113Martin Erwig's Functional Graph Library (bsd3, data-structures, graphs, library)2023-10-185.8.2.0IvanMiljenovic, MartinErwig, TroelsHenriksen
fgl-arbitrary240.01QuickCheck support for fgl (bsd3, graphs, library, testing)2020-08-030.2.0.6IvanMiljenovic
fgl-extras-decompositions80.02Graph decomposition algorithms (bsd3, data-structures, graphs, library)2015-05-070.1.1.0ChristianHoener
fgl-visualize490.05Convert FGL graphs to dot (graphviz) files (bsd3, graphs, library)2013-05-160.1.0.1ThomasDuBuisson, haskell_github_trust
fib200.00fibonacci algebra (bsd3, library, math)2020-07-090.1.0.1chessai
fibon70.01Tools for running and analyzing Haskell benchmarks (benchmarking, bsd3, program)2010-11-090.2.0DavidPeixotto
fibonacci100.01Fast computation of Fibonacci numbers. (algorithms, bsd3, library, numerical)2010-12-180.2.0.1SebastianFischer
fields50.01First-class record field combinators with infix record field syntax. (bsd3, data, library)2010-08-110.1.0JussiKnuuttila
fields-json310.02Abusing monadic syntax JSON objects generation. (bsd3, library, web)2019-10-310.4.0.0GracjanPolak, MagnusCarlsson, MariuszRak, MikhailGlushenkov, arybczak
fig90.01Manipulation of FIG files (bsd3, graphics, library)2013-07-031.4.0AndersLauOlsen
file-collection200.01Provide a uniform interface over file archives and directories (bsd3, codec, library)2015-05-250.1.1.9joel_williamson
file-embed-lzma552.05Use Template Haskell to embed (LZMA compressed) data. (bsd3, data, library)2022-08-210.0.1phadej
file-embed-poly (deprecated)40.02Use Template Haskell to embed file contents directly. (bsd3, data, deprecated, library)2016-08-020.1.0
file-io260.02Basic file IO operations via 'OsPath' (bsd3, library, system)2024-01-200.1.1maerwald
file-location430.03common functions that show file location information (bsd3, development, library)2017-04-100.4.9.1GregWeber
file-templates170.01Use templates for files and directories (bsd3, cli, program, template)2017-07-011.1.0.0anfelor
file-uri300.00File URI parsing (bsd3, library, system)2024-01-190.1.0.0maerwald
filecache330.02A cache system associating values to files. (bsd3, data, library)2024-01-130.5.0SimonMarechal
filediff220.01Diffing and patching module (bsd3, data, library)2015-05-252.0.0bgwines
filemanip1192.2536Expressive file and directory manipulation for Haskell. (bsd3, library, system)2015-01-200.3.6.3BryanOSullivan
fileneglect (deprecated in favor of follow-file)60.01Block thread until a file stops being modified (bsd3, deprecated, filesystem, library)2016-10-010.0.0.1athanclark
filepath7232.251725Library for manipulating FilePaths in a cross platform way. (bsd3, library, system)2024-02-181.5.2.0AustinSeipp, DuncanCoutts, HerbertValerioRiedel, IanLynagh, NeilMitchell, maerwald
filepath-bytestring (deprecated in favor of filepath)800.07Library for manipulating RawFilePaths in a cross platform way. (bsd3, deprecated, library, system)2024-02-061.5.2.0.0JoeyHess
filepath-crypto100.01Reversable and secure encoding of object ids as filepaths (bsd3, cryptography, library)2018-01-180.1.0.0gkleen
filepather150.02Functions on System.FilePath (bsd3, library, test)2023-10-060.5.5TonyMorris
filepattern2232.017File path glob-like matching (bsd3, development, filepath, library)2022-08-210.1.3NeilMitchell
fileplow140.01Library to process and search large files or a collection of files (bsd3, library, web)2017-07-010.1.0.0AlexanderThiemann
filestore790.08Interface for versioning file stores. (bsd3, data, library)2020-08-280.6.5GwernBranwen, JohnMacFarlane
filesystem-abstractions70.02A shared set of abstractions and types for representing filessytem data. (bsd3, library, system)2018-12-300AlecHeller, davean
filesystem-trees151.253Recursively manipulate and traverse filesystems as lazy rose trees. (bsd3, data, library, system)2015-05-030.1.0.6AdamCurtis
fillit40.01Flexible string substitution (bsd3, library, text)2017-09-060.1.0.0ishiy
filtrable1170.04Class of filtrable containers (bsd3, data, library)2020-08-300.1.6.0MatthewFarkasDyck
fin1672.012Nat and Fin: peano naturals and finite numbers (bsd3, data, dependent-types, library, math, singletons)2023-03-210.3phadej
final90.01utility to add extra safety to monadic returns (bsd3, library, unclassified)2013-08-310.1GergelyRisko
fingertree1962.059Generic finger-tree structure, with example instances (bsd3, data-structures, library)2022-01-290.1.5.0RossPaterson
fingertree-psqueue70.01Implementation of priority search queues as finger trees. (bsd3, data-structures, library)2011-09-280.3CaleGibbard
fingertree-tf50.01Generic finger-tree structure using type families. (bsd3, data, data-structures, library)2014-10-050.1.0.0pawel834
finite-field270.04Finite Fields (algebra, bsd3, data, library, math)2021-01-020.10.0MasahiroSakai
finite-fields142.00Arithmetic in finite fields (bsd3, library, math)2023-11-080.2.0.1BalazsKomuves
finite-typelits892.018A type inhabited by finitely many values, indexed by type-level naturals (bsd3, data, library)2022-08-190.1.6.0mniip
finito130.00Constraint Solver for Finite Domains (ai, bsd3, library)2020-02-130.1.0.0MichaelSzvetits
firefly161.50A simple HTTP server framework (bsd3, library, web)2017-12-030.2.1.0ChrisPenner
firefly-example40.01A simple example using Firefly (bsd3, program, web)2017-09-080.1.0.0ChrisPenner
firestore40.00Wrapper for Google Firestore/Datastore API (bsd3, database, google, library)2021-10-180.1.0.0valyagolev
first-and-last50.01First and Last generalized to return up to n values (bsd3, data, library)2015-10-160.1.0.1andrus
first-class-instances70.00First class typeclass instances (bsd3, language, library)2020-02-020.1.0.0lyxia, TheMatten
first-class-patterns242.251First class patterns and pattern matching, using type families (bsd3, data, library, pattern)2019-10-010.3.2.5BrentYorgey, ReinerPope, vrom911
firstify50.01Defunctionalisation for Yhc Core (bsd3, development, library, program)2008-04-030.1NeilMitchell
fit90.01FIT file decoder (bsd3, data, fitness, library, parsing)2016-03-040.5.2mgiles
fitspec322.01refining property sets for testing Haskell programs (bsd3, library, testing)2021-06-010.4.10rudymatela
fix-imports310.01Program to manage the imports of a haskell module (bsd3, editor, haskell, ide, program)2023-04-062.4.0EvanLaforge
fix-symbols-gitit90.01Gitit plugin: Turn some Haskell symbols into pretty math symbols. (bsd3, library, text)2010-11-180.1.0ConalElliott
fixed1152.04Signed 15.16 precision fixed point arithmetic (bsd3, library, numeric)2019-06-070.3EdwardKmett
fixed-length400.07Lists with statically known length based on non-empty package. (bsd3, data, library)2022-09-030.2.3.1HenningThielemann
fixed-list170.05A fixed length list type (bsd3, data, library)2015-05-100.1.6JobVranish
fixed-precision80.01Fixed Precision Arithmetic (bsd3, library, math)2010-06-150.4.0EdwardKmett
fixed-storable-array190.01Fixed-size wrapper for StorableArray, providing a Storable instance. Deprecated - use storable-static-array instead. (bsd3, ffi, library)2013-08-020.3.1.1CarlHowells
fixed-vector960.012Generic vectors with statically known size. (bsd3, data, library)2023-10-311.2.3.0AlexeyKhudyakov
fixed-vector-binary90.01Binary instances for fixed-vector (bsd3, data, library)2021-11-131.0.0.2AlexeyKhudyakov
fixed-vector-cborg80.01Binary instances for fixed-vector (bsd3, data, library)2021-11-131.0.0.2AlexeyKhudyakov
fixed-vector-cereal90.01Cereal instances for fixed-vector (bsd3, data, library)2021-11-131.0.0.2AlexeyKhudyakov
fixed-vector-hetero270.01Library for working with product types generically (bsd3, data, library)2021-11-130.6.1.1AlexeyKhudyakov
fixed-width (deprecated)50.01Fixed width subsets of an Int64/Word64. (bsd3, deprecated, library, web)2016-12-130.1.0.0
fixedprec340.02A fixed-precision real number type (bsd3, data, library, math)2018-11-060.2.2.2PeterSelinger
fixer42.01A Haskell client for http://fixer.io/ (api, bsd3, library)2018-01-280.0.0.0Norfair
fixie60.01Opininated testing framework for mtl style (spies, stubs, and mocks) (bsd3, library, test)2016-12-231.0.0jxv
fixplate190.02Uniplate-style generic traversals for optionally annotated fixed-point types. (bsd3, generics, library)2019-11-220.1.8BalazsKomuves
fixpoint150.02Data types as fixpoints (bsd3, data, library)2008-10-140.1.1RomanLeshchinskiy
fizz-buzz90.01Functional Fizz/Buzz (bsd3, library, math)2017-01-260.1.0.3AlanHawkins
fizzbuzz60.01test (bsd3, game, library)2016-07-020.1.0.0paperlefthand
flac212.01Complete high-level binding to libFLAC (audio, bsd3, codec, library)2023-10-240.2.1mrkkrp, rockbmb
flac-picture170.01Support for writing pictures into FLAC metadata blocks with JuicyPixels (audio, bsd3, codec, image, library)2023-12-290.1.3mrkkrp
flags-applicative300.00Applicative flag parsing (bsd3, library, web)2021-04-050.1.0.3mtth
flamingra100.01FlameGraphs of profiling (bsd3, development, library, program)2016-06-190.2AntonNikishaev
flat1262.255Principled and efficient bit-oriented binary serialization. (bsd3, data, library, parsing, serialization)2022-11-070.6PasqualinoAssini
flat-maybe50.01Strict Maybe without space and indirection overhead (bsd3, data, library)2015-11-110.1.0.0AndrasKovacs
flatbuffers62.00Haskell implementation of the FlatBuffers protocol. (bsd3, data, library, network, serialization)2024-02-060.4.0.0dcastro
flay130.01Work generically on your datatype without knowing its shape nor its contents. (bsd3, data, generics, library)2018-05-260.4RenzoCarbonara
flexible-unlit180.01A configurable reimplementation of unlit (bsd3, development, library, program)2013-11-100.2013.314.0StijnVanDrongelen
flexiwrap70.02Flexible wrappers (bsd3, data, library)2011-09-230.1.0IainAlexander
flexiwrap-smallcheck70.01SmallCheck (Serial) instances for flexiwrap (bsd3, data, library)2011-09-230.0.1IainAlexander
flick-duration120.01work with durations of time using the Flick as the smallest unit (bsd3, library, time)2018-08-201.0.0clord
flickr120.01Haskell binding to the Flickr API (bsd3, library, program, web)2009-01-030.3.3SigbjornFinne
flippers120.03Variations on flip for multiple arguments (bsd3, library, other)2014-01-211.0.1ChristianMarie
flite80.01f-lite compiler, interpreter and libraries (bsd3, compiler, library)2009-11-170.1.2JasonReich
flo90.01Generate flow charts from your code base. (bsd3, development, library, program)2015-09-140.1.1ChrisDone
float-binstring60.01C99 printf "%a" style formatting and parsing (bsd3, data, library, numerical)2014-07-230.2AntonNikishaev
float128140.03FFI bindings for C _Float128 (bsd3, library, math)2020-06-150.1ClaudeHeilandAllen
floating-bits110.02Bitwise accurate floating point conversion, and Unit of Lease Precision calculation. (bsd3, data, library)2023-12-240.3.1.0JonasScholl, Juri_
floatshow460.03Alternative faster String representations for Double and Float, String representations for more general numeric types. (bsd3, library, text)2014-03-190.2.4DanielFischer
floskell1962.01A flexible Haskell source code pretty printer (bsd3, development, library, program)2023-12-180.11.1ecramer
flow2dot330.01Library and binary to generate sequence/flow diagrams from plain text source (bsd3, console, library, program, tool)2020-06-160.9.2DmitryAstapov
flowdock-rest50.01Flowdock REST API (bsd3, library, web)2015-09-090.1.0.0phadej
flowlocks-framework140.01Generalized Flow Locks Framework (bsd3, library, security)2022-05-170.1.4NiklasBroberg
fltkhs-themes240.01A set of themed widgets that provides drop in replacements to the ones in FLTKHS. (bsd3, graphics, gui, library, ui, user-interfaces)2020-02-210.2.0.3deech
fluid-idl212.02Code-generated, Auto-versioned, & Smart Web APIs (bsd3, library, web)2018-04-090.0.6jxv
fluid-idl-http-client52.01Http Client addon for Fluid (bsd3, library, web)2017-10-170.0.0jxv
fluid-idl-scotty72.01Scotty server add-on for Fluid (bsd3, library, web)2017-10-170.0.0jxv
flush-queue180.00Concurrent bouded blocking queues optimized for flushing. Both IO and STM implementations. (bsd3, concurrency, library)2019-03-291.0.0lehins
flux-monoid50.01A monoid for tracking changes (bsd3, data-structures, library)2018-06-240.1.0.0ChrisPenner
fmark70.01A Friendly Markup language without syntax. (bsd3, program, typography)2012-09-180.1.1JoseLopes
fmlist1620.05FoldMap lists (bsd3, data, library)2020-08-180.9.4SjoerdVisscher
fmr120.02Fields for Monadic Records library (bsd3, library, syntax)2021-10-310.2AndreyMulik
fmt910.029A new formatting library (bsd3, library, text)2021-09-060.6.3.0ChrisDornan
fmt-for-rio90.00Adaptor for getting fmt to work with rio (bsd3, control, library, text)2019-07-231.0.0.0ChrisDornan
fmt-terminal-colors90.01ANSI terminal colors formatters for fmt library (bsd3, library, text)2018-10-190.1.0.1kfigiela
focuslist210.01Lists with a focused element (bsd3, library, text)2022-01-040.1.1.0cdepillabout, JosefThorne
fold-debounce520.03Fold multiple events that happen in a given period of time. (bsd3, control, library)2023-04-050.2.0.11debugito
fold-debounce-conduit280.01Regulate input traffic from conduit Source with Control.FoldDebounce (bsd3, conduit, library)2022-11-250.2.0.7debugito
foldable1 (deprecated)170.02Foldable types with at least 1 element (bsd3, deprecated, library, unclassified)2018-08-140.1.0.0
foldable1-classes-compat1840.09Compatibility package for the Foldable1 and Bifoldable1 type classes (bsd3, compatibility, data, library)2023-02-240.1ryanglscott
foldl4302.5115Composable, streaming, and efficient left folds (bsd3, control, library)2024-03-021.4.16GabrielGonzalez
foldl-statistics222.01Statistical functions from the statistics package implemented as Folds. (bsd3, library, math, statistics)2018-09-250.1.5.1AlexMason
foldl-transduce292.01Transducers for foldl folds. (bsd3, control, library)2021-03-190.6.0.1DanielDiazCarrete
foldl-transduce-attoparsec90.01Attoparsec and foldl-transduce integration. (bsd3, control, library)2016-02-120.2.0.0DanielDiazCarrete
folds342.05Beautiful Folding (bsd3, comonads, data, enumerator, library)2022-05-180.7.8EdwardKmett, EricMertens, ryanglscott
follow-file160.00Be notified when a file gets appended, solely with what was added. Warning - only works on linux and for files that are strictly appended, like log files. (bsd3, filesystem, library, program)2018-11-270.0.3athanclark
font-awesome-type130.01A Font Awesome data type enumerating all icon classes (bsd3, library, web)2016-10-120.1SeanLeather
foobar (deprecated)180.00Initial project template from stack (bsd3, deprecated, library, program, web)2016-06-290.1.0.0parsonsmatt
forbidden-fruit40.01A library accelerates imperative style programming. (bsd3, control, library)2015-02-240.1.0minpou
force-layout820.02Simple force-directed layout (bsd3, library, physics)2016-10-140.4.0.6BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
forecast-io60.01A Haskell library for working with forecast.io data. (bsd3, library, web)2015-04-110.2.0.0stormont
foreign150.00A collection of helpers for ffi. (bsd3, foreign, library)2023-10-240.2.1.0lyndward
foreign-storable-asymmetric100.02Types and instances for implementing a Storable with different peek and poke (bsd3, foreign, library)2012-04-280.0.1AndrewMiller
foreign-store752.2512Store a stable pointer in a foreign context to be retrieved later. (bsd3, development, library)2024-02-260.2.1ChrisDone, esz
foreign-var (deprecated in favor of StateVar)60.03Encapsulating mutatable state in external libraries (bsd3, deprecated, ffi, library, mutable-state)2015-03-080.1EdwardKmett
forest-fire140.00Recursively delete CloudFormation stacks and their dependants (bsd3, library, program, silly-tool)2017-12-270.3toothbrush
forger (deprecated)50.00Library for generating fake placeholder data (bsd3, deprecated, library, program, text)2015-04-220.0.0.0StefanFischer
forkable-monad262.03An implementation of forkIO for monad stacks. (bsd3, concurrent, library)2018-06-190.2.0.3DavidAnderson, mpahrens
forma220.01Parse and validate forms in JSON format (bsd3, library, web)2021-10-111.2.0mrkkrp, tzemanovic
formatn250.03Formatting of doubles. (bsd3, library, text)2023-12-050.3.0.1tonyday567
formattable60.01Business-quality formatting of numbers, dates, and other things (bsd3, library, text)2015-08-070.1.1DougBeardsley
formatting2582.2576Combinator-based type-safe formatting (like printf() or FORMAT) (bsd3, library, text)2022-11-257.2.0ChrisDone, AlexChapman
formlets (deprecated in favor of digestive-functors)530.06Formlets implemented in Haskell (bsd3, deprecated, library, text, user-interfaces, web, xml)2010-12-220.8ChrisEidhof, DougBeardsley
formlets-hsp (deprecated in favor of digestive-functors-hsp)70.02HSP support for Formlets (bsd3, deprecated, library, text, user-interfaces, web, xml)2010-10-182.3.1JeremyShaw
forms-data-format230.01Parse and serialize FDF, the Forms Data Format (bsd3, data, library, text)2024-03-010.2.1MarioBlazevic
forsyde-deep80.00ForSyDe's Haskell-embedded Domain Specific Language. (bsd3, hardware, language, library)2018-12-260.2.0ugeorge, ingo, JorRodolfo
forsyde-shallow210.01ForSyDe's Haskell-embedded Domain Specific Language. (bsd3, language, library)2021-03-193.5.0.0ugeorge, ingo, JorRodolfo
foscam-directory120.01Foscam File format (bsd3, data, file, library)2016-11-260.0.8TonyMorris
foscam-filename100.02Foscam File format (bsd3, data, file, library, parsing)2015-11-190.0.4TonyMorris
foscam-sort60.01Foscam File format (bsd3, data, file, library, parsing, program)2016-11-260.0.3TonyMorris
foundation2602.2517Alternative prelude with batteries and no dependencies (bsd3, foundation)2023-06-140.0.30MichaelSnoyman, VincentHanquez, nicolasdp
foundation-edge140.01foundation's edge with the conventional set of packages (bsd3, foundation, library)2017-11-160.0.3VincentHanquez
fountain260.01A fountain codec. (bsd3, codec, library)2012-10-090.1RubenAstudillo, TomHawkins
fourmolu4161.251A formatter for Haskell source code (bsd3, development, formatting, library, program)2024-02-190.15.0.0parsonsmatt, brandonchinn178, GeorgeThomas
fp-ieee240.01IEEE 754-2019 compliant operations (bsd3, library, math, numeric)2024-02-180.1.0.4aratamizuki
fpco-api250.01Simple interface to the FP Complete IDE API. (bsd3, development, library)2015-02-171.2.0.5ChrisDone, MichaelSnoyman
fpipe120.01F#-style composition and application (bsd3, library, unclassified)2010-05-240.0.1BenSchulz
fpnla150.02A library for NLA operations (bsd3, library, math)2014-02-040.1.1mblanco
fpnla-examples50.01Example implementations for FPNLA library (bsd3, library, math, parallelism)2014-02-040.1.1mblanco
fptest90.01IEEE754r floating point conformance tests (bsd3, math, program)2018-11-150.2.3.0jrp
fractal100.01Draw Newton, Julia and Mandelbrot fractals (bsd3, graphics, program)2009-06-170.0.1MaxRabkin
fractals50.01A collection of useful fractal curve encoders (bsd3, library, math)2015-08-100.1.0.0sdekker
fraction150.04Fractions (bsd3, data, library)2016-07-190.1.0.6WolfgangJeltsch
frame50.02A simple web framework. (bsd3, library, program, web)2010-05-300.1AdamDunkley
frame-markdown50.01A markdown to Frame GUI writer for Pandoc (bsd3, library, web)2010-05-300.1AdamDunkley
franchise150.01A package for configuring and building Haskell software (bsd3, distribution, library)2008-11-110.0.6DavidRoundy
franz160.00Append-only database (bsd3, database, library, program)2022-01-140.5.3FumiakiKinoshita
fraxl82.251Cached and parallel data fetching. (bsd3, concurrency, library)2019-02-070.3.0.0willfancher
frecently40.00CLI frecency history (bsd3, command-line-tools, program)2022-06-071.0jonascarpay
free4982.5202Monads for free (bsd3, control, library, monads)2023-03-125.2EdwardKmett, EricMertens, JohnWiegley, ryanglscott
free-applicative-t50.00Free Applicative Transformer (bsd3, control, library)2022-12-310.1.0.0viercc
free-categories160.01free categories (bsd3, control, library)2020-09-290.2.0.2echatav
free-er80.00An extensible effects library (bsd3, control, effect, library, program)2017-10-100.1.0.0OmerAgacan
free-functors770.01Free functors, adjoint to functors that forget class constraints. (bsd3, category-theory, data, library, math)2020-10-051.2.1SjoerdVisscher
free-game630.01Create games for free (bsd3, graphics, library, monads)2022-08-291.2FumiakiKinoshita
free-operational90.02Operational Applicative, Alternative, Monad and MonadPlus from free types. (bsd3, control, library)2013-08-080.5.0.0LuisCasillas
free-v-bucks-generator-no-survey (deprecated)00.01Spam (bsd3, deprecated, program, spam)2018-09-170.3
free-v-bucks-generator-ps4-no-survey (deprecated)50.01Spam (bsd3, deprecated, music, program, sound)2018-09-170.2
free-vector-spaces190.04Instantiate the classes from the vector-space package with types from linear (bsd3, library, math)2022-06-010.1.5.2leftaroundabout
free-vl160.00van Laarhoven encoded Free Monad with Extensible Effects (bsd3, control, library, monads, program)2016-02-100.1.4aaronlevin
freelude70.01A generalisation of the Category->Functor->Applicative->Monad hierarchy and more (bsd3, library, prelude)2018-01-310.3.2.0clinton
freenect230.01Interface to the Kinect device. (bsd3, graphics, library)2015-09-151.2.1ChrisDone
freer262.250Implementation of the Freer Monad (bsd3, control, library, program)2016-11-250.2.4.1alleledev
freer-converse60.01Handle effects conversely using monadic conversation (bsd3, library, testing)2017-05-270.1.0.0RobertHensing
freer-effects72.02Implementation of effect system for Haskell. (bsd3, control, library, program)2017-04-160.3.0.1MatejKollar, PeterTrsko, TomasJanousek
freer-indexed80.01Freer indexed monad for type-level resource-aware effectual operations. (bsd3, effects, library)2020-07-070.1.0.0epoberezkin
freer-par-monad90.01Freer par monad (bsd3, library, monads)2023-12-010.1.0.0YoshikuniJujo
freer-simple532.010A friendly effect system for Haskell. (bsd3, control, library, program)2022-01-071.2.1.2lexi_lambda
freesect90.01A Haskell syntax extension for generalised sections (bsd3, language, program)2012-03-210.8AndrewSeniuk
freesound130.01Access the Freesound Project database (bsd3, library, sound, web)2016-02-190.3.0StefanKersten
freetype2442.010Haskell bindings for FreeType 2 library (bsd3, graphics, library)2020-03-220.2.0JasonDagit, Mokosha, OleksiiDivak
french-cards130.01French Playing Cards (bsd3, game, library)2016-09-190.1.1TarasSerduke
fresnel90.01high-powered optics in a small package (bsd3, control, library)2023-11-270.0.0.3robrix
fresnel-fused-effects40.00fresnel/fused-effects integration (bsd3, control, library)2022-02-260.0.0.0robrix
friday-juicypixels230.01Converts between the Friday and JuicyPixels image types (bsd3, codec, library)2018-03-170.1.2.4ThomasDuBuisson, k_bx, haskell_github_trust
friday-scale-dct70.01Scale Friday images with DCT (bsd3, graphics, library)2015-11-301.0.0.1AlexMason
friendly92.01Attempt to pretty-print any input (bsd3, development, program)2024-01-180.1.0.4EdskoDeVries
friendly-time250.05Print time information in friendly ways (bsd3, library, web, yesod)2017-07-210.4.1PatrickBrisbin
frisby250.01Linear time composable parser for PEG grammars (bsd3, library, text)2023-12-020.2.5BenGamari, ChrisDone
from-sum242.01Combinators for working with Maybe and Either (bsd3, control, library)2020-01-250.2.3.0cdepillabout
front160.00A reactive frontend web framework (bsd3, library, web)2020-05-010.0.0.8swamp_agr
frpnow132.54Principled practical FRP (bsd3, control, library)2015-08-250.18AtzeVanDerPloeg
frpnow-gloss80.01Program awesome stuff with Gloss and frpnow! (bsd3, control, library)2015-07-140.12AtzeVanDerPloeg
frpnow-gtk50.01Program GUIs with GTK and frpnow! (bsd3, control, library)2015-07-140.11AtzeVanDerPloeg
frpnow-gtk340.00Program GUIs with GTK3 and frpnow! (bsd3, library, ui)2017-05-030.2.0gtsteel
frquotes180.01Lexical extension for Quasi-Quotations using French-Quotes (bsd3, library, program, text)2011-10-130.2.1NicolasPouillard
fs-events50.02A haskell binding to the FSEvents API (bsd3, library, system)2012-05-090.1NickPartridge
fsharp (deprecated)190.02some F# operators, high priority pipes (bsd3, control, deprecated, library)2014-02-180.0.4Heather
fsmActions160.01Finite state machines and FSM actions (bsd3, data, library)2012-12-140.4.4AndyGimblett
fsnotify2512.057Cross platform library for file change notification. (bsd3, filesystem, library)2022-10-170.4.1.0GregWeber, MarkDittmer, RaphaelJavaux, RomanCheplyaka, thomasjm
fst90.02Finite state transducers (bsd3, compilers-interpreters, library, program)2015-04-290.10.0.1GwernBranwen, JohnCamilleri, ThomasHallgren
fswait80.01Wait and observe events on the filesystem for a path, with a timeout (bsd3, program, tools)2017-06-281.1.0ParnellSpringmeyer
fswatch120.01File System watching tool with cli and slave functionalities. (bsd3, filesystem, library, program)2018-12-130.1.0.6kelemzol
fswatcher320.01Watch a file/directory and run a command when it's modified (bsd3, program, tools)2023-10-280.4.0ErlendHamberg
ftdi112.01A thin layer over USB to communicate with FTDI chips (bsd3, hardware, library, system)2021-09-260.3.0.2BenGamari, RoelVanDijk, dopamane
ftp-conduit90.01FTP client package with conduit interface based off http-conduit (bsd3, conduit, library, network)2012-06-020.0.5MylesMaxfield
ftree90.01Depth-typed functor-based trees, both top-down and bottom-up (bsd3, data, library)2019-02-080.1.5ConalElliott
fugue120.01A recapitulated prelude with minimal dependencies and profligate exports. (bsd3, development, library)2012-09-150.1AlecHeller
full-sessions210.01a monad for protocol-typed network programming (bsd3, control, library, network)2012-01-230.6.2.1KeigoImai
full-text-search200.01In-memory full text search engine (bsd3, data, library, search, text)2023-03-210.2.2.2AdamGundry, DuncanCoutts, MikolajKonarski
fullstop140.02Simple sentence segmenter (bsd3, library, natural-language-processing, program)2014-08-210.1.4EricKow, RoganCreswick
funcons-lambda-cbv-mp80.01call-by-value lambda-calculus with meta-programming (bsd3, language, program)2018-07-080.1.0.2ltvanbinsbergen
function-builder240.01Create poly variadic functions for monoidal results (bsd3, data-structures, library)2019-02-060.3.0.1SvenHeyll
function-combine60.01Combining functions (bsd3, control, library)2011-09-230.1.0IainAlexander
function-instances-algebra60.01Instances of the Algebra.* classes for functions (bsd3, library, math)2012-03-250.1TobiasBrandt
functional-arrow50.02Combinators that allow for a more functional/monadic style of Arrow programming (bsd3, combinators, library)2010-09-260.0HenningThielemann
functional-kmp160.01KMP implemented on haskell's built-in cons-cell-based lists. (bsd3, data, library)2015-11-120.1.0.0mniip
functor (deprecated in favor of category)50.01Functors (bsd3, control, deprecated, library, math)2017-11-160.1.0.0
functor-apply (deprecated in favor of semigroupoids)390.06This package has been subsumed by semigroupoids (bsd3, control, deprecated, library)2011-01-300.11EdwardKmett
functor-classes-compat290.02Data.Functor.Classes instances for core packages (bsd3, data, library)2021-12-192.0.0.2phadej
functor-combinators380.01Tools for functor combinator-based program design (bsd3, data, library)2024-01-090.4.1.3jle
functor-combo400.02Functor combinators with tries & zippers (bsd3, data, library)2015-05-040.3.6ConalElliott
functor-friends50.01Friendly helpers for your recursion schemes. (bsd3, data-structures, library)2017-10-080.1.0.0mnoonan
functor-monad50.00FFunctor: functors on (the usual) Functors (bsd3, comonads, functors, library, monads)2024-02-070.1.1.0viercc
functor-products240.02General functor products for various Foldable instances (bsd3, data, library)2024-02-230.1.2.1jle
functorm80.01Data.FunctorM (compatibility package) (bsd3, generics, library)2007-07-071.0.1StefanORear
functors110.01(.:) and friends, syntax for Functor and Applicative. (bsd3, control, library)2010-11-280.1AristidBreitkreuz
funflow-nix60.00Utility functions for using funflow with nix (bsd3, library, unclassified)2018-11-170.1.0.0mpickering
fungll-combinators170.00GLL parser with simple combinator interface (bsd3, compilers, library)2023-05-260.4.1.1ltvanbinsbergen
funion70.01A unioning file-system using HFuse (bsd3, program, system)2010-04-060.0.2NathanWiegand
funpat50.01A generalization of pattern matching (bsd3, language, library)2011-07-010.1GergelyDevai
funsat140.02A modern DPLL-style SAT solver (algorithms, bsd3, library, program)2011-02-270.6.2DenisBueno
funspection60.01Type-level function utilities (bsd3, library, type-system)2020-09-111.0.0.1ThomasEding
fused-effects672.7516A fast, flexible, fused effect system. (bsd3, control, library)2023-06-091.1.2.2patrick_thomson, robrix, joshvera
fused-effects-exceptions230.00Handle exceptions thrown in IO with fused-effects. (bsd3, control, control., library)2021-06-081.1.0.1patrick_thomson, robrix
fused-effects-lens252.01Monadic lens combinators for fused-effects. (bsd3, control, library)2020-07-101.2.0.1patrick_thomson, robrix
fused-effects-mwc-random40.00High-quality random number generation as an effect. (bsd3, control, library)2020-10-050.1.0.0patrick_thomson
fused-effects-optics140.00Bridge between the optics and fused-effects ecosystems. (bsd3, control, library)2022-07-130.2.1.0patrick_thomson
fused-effects-random160.00Random number generation for fused-effects. (bsd3, control, library)2020-07-121.1.0.0patrick_thomson, robrix
fused-effects-readline210.00A readline-like effect and carrier for fused-effects (bsd3, development, library)2020-10-020.1.0.1patrick_thomson, robrix
fused-effects-resumable40.00Resumable exceptions for the fused-effects ecosystem. (bsd3, control, library)2019-11-130.1.0.0patrick_thomson
fused-effects-squeal42.250A fused-effects adapter for squeal-postgresql. (bsd3, control, library)2020-01-260.1.0.0iko
fused-effects-th110.00Template Haskell helpers for fused-effects. (bsd3, control, library)2021-04-070.1.0.3patrick_thomson, robrix
fusion (deprecated in favor of streaming)80.01Effectful streaming library based on shortcut fusion techniques (bsd3, data, deprecated, library)2015-08-120.2.0JohnWiegley
fusion-plugin-types450.04Types for the fusion-plugin package. (bsd3, development, library)2020-02-170.1.0harendra, pranaysashank
futhask132.00Generate Haskell wrappers for Futhark libraries (bsd3, ffi-tools, library, program)2022-09-230.2.0GustenIsfeldt
future110.01Supposed to mimics and enhance proposed C++ "future" features (bsd3, concurrency, library)2009-03-122.0.0ChrisKuklewicz
fuzzcheck130.01A simple checker for stress testing monadic code (bsd3, library, testing)2014-06-070.1.1JohnWiegley
fuzzy-dates351.752Libary for parsing dates in strings in varied formats. (bsd3, library, parsing)2020-03-070.1.1.2ReedOei
fuzzyset740.01Fuzzy set data structure for approximate string matching (bsd3, data, library)2024-03-080.3.2arbelos
fvars100.00Fast Mutable Vars (bsd3, data, library)2019-09-221.0.0.0erick
fwgl (deprecated in favor of ombra)182.253Game engine (bsd3, deprecated, game, game-engine, javascript, library)2015-09-060.1.4.0ZioCrocifisso
fwgl-glfw (deprecated in favor of ombra)110.01FWGL GLFW backend (bsd3, deprecated, game, game-engine, library)2015-09-060.1.1.1ZioCrocifisso
fwgl-javascript (deprecated in favor of ombra)100.01FWGL GHCJS backend (bsd3, deprecated, game, game-engine, javascript, library)2015-09-060.1.1.1ZioCrocifisso
fxpak80.00Interface to the FXPak/FXPak Pro USB interface (bsd3, hardware, library)2021-05-260.1.2wuest
g270.01Haskell symbolic execution engine. (bsd3, formal-methods, library, program, symbolic-computation)2019-06-300.1.0.1WilliamHallahan
g2q80.00G2Q allows constraint programming, via writing Haskell predicates. (bsd3, formal-methods, library, symbolic-computation)2019-06-300.1.0.0WilliamHallahan
gambler150.02Composable, streaming, and efficient left folds (bsd3, library, streaming)2023-03-090.4.1.0chris_martin, Monoid_Mary
game-probability70.01Simple probability library for dice rolls, card games and similar (bsd3, library, math)2010-09-081.1NeilBrown
gang-of-threads160.01Non-deterministic parallelism with bags (bsd3, control, library, parallelism)2014-07-223.2.1bholst
garfield120.01TBA (bsd3, data, library)2018-11-150.0.0.0chessai
gargoyle172.03Automatically spin up and spin down local daemons (bsd3, library, system)2024-01-260.1.2.0RyanTrinkle, abrar
gargoyle-postgresql232.02Manage PostgreSQL servers with gargoyle (bsd3, library, postgresql, program)2022-07-010.2.0.2RyanTrinkle, abrar
gargoyle-postgresql-connect70.00Connect to gargoyle-managed postgresql instances (bsd3, library, system)2022-07-010.1.0.1abrar
gargoyle-postgresql-nix50.01Manage PostgreSQL servers with gargoyle and nix (bsd3, library, program, system)2022-07-010.3.0.1abrar
garlic-bread170.01A monad transformer for keeping track of where you've come from. (bsd3, control, library)2018-03-170.1.0.1parsonsmatt
garsia-wachs100.01A Functional Implementation of the Garsia-Wachs Algorithm (algorithms, bsd3, library)2008-09-231.2NicolasPouillard
gas60.01Limit how many steps a program may take. (bsd3, control, library)2018-08-140.0.0.1rightfold
gasp190.04A framework of algebraic classes (algebra, bsd3, library)2020-10-201.3.0.0JeanPhilippeBernardy
gather60.00An applicative for parsing unordered things, heterogenous sorting (bsd3, data, library, parsing, sorting)2020-05-120.1.0.0RobertHensing
gauge442.52small framework for performance measurement and analysis (benchmarking, bsd3, development, performance, testing)2019-09-080.2.5VincentHanquez
gbs-downloader40.00A library for downloading data from a Great Black Swamp server (bsd3, library, network, program)2023-08-170.1.0.0jcalderone
gbu60.01planar graph embedding into a plane (bsd3, graph, library)2010-07-070.1DaneelYaitksov
gc142.01Poor Richard's Memory Manager (bsd3, data, library)2021-04-130.1EdwardKmett, EricMertens, ryanglscott
gc-monitoring-wai70.01a wai application to show GHC.GCStats (bsd3, library, web)2012-03-290.1.2YiHuang
gcodehs120.00GCode processor (bsd3, library, parsing, program)2020-06-170.1.2.0srk
gd420.014A Haskell binding to a subset of the GD graphics library (bsd3, graphics, library)2012-03-173000.7.3BjornBringert, ChrisDone
gdelt80.00GDELT V2 (Global Database of Events, Language, and Tone) (bsd3, data-mining, library, nlp)2020-03-310.1.0.0ocramz
gdiff150.02Generic diff and patch (bsd3, data, library)2014-06-271.1AndresLoeh, EelcoLempsink
gdiff-ig100.01Generic diff for the instant-generics library (bsd3, generics, library)2011-06-160.1.1JosePedroMagalhaes
gdiff-th150.01Generate gdiff GADTs and Instances. (bsd3, generics, library, testing)2013-03-270.1.0.7JonathanFischoff
gdp182.04Reason about invariants and preconditions with ghosts of departed proofs. (bsd3, library, program, safe)2019-11-130.0.3.0mnoonan
gearhash50.01An implementation of Gear hash, a fast rolling hash algorithm (bsd3, library, program, unclassified)2022-09-291.0.0gkleen
gedcom70.01Parser for the GEDCOM genealogy file format. (bsd3, genealogy, library)2018-02-090.2.0.0cwslowcay
geek170.02Geek blog engine (bsd3, library, web)2015-05-031.1.1.0JinjingWang
gelatin-freetype240.01FreeType2 based text rendering for the gelatin realtime rendering system. (bsd3, library, web)2017-10-280.1.0.0SchellScivally
gelatin-fruity50.01Gelatin's support for rendering TTF outlines, using FontyFruity. (bsd3, graphics, library)2017-10-270.1.0.0SchellScivally
gelatin-shaders60.01Gelatin's OpenGL shaders. (bsd3, library, web)2017-10-270.1.0.0SchellScivally
gemini-exports140.00Generate CSV Exports of Your Gemini Trades, Transfers, & Earn Transactions (bsd3, console, finance, library, program, web)2024-01-120.1.0.1lysergia
gemini-router92.00A simple Happstack-style Gemini router (bsd3, gemini, library)2023-07-240.1.2.0fgaz
gemini-server212.251A lightweight server for the Gemini protocol (bsd3, gemini, library, network)2021-03-190.3.0.0fgaz
gemini-textboard130.00A barebones textboard for the Gemini protocol (bsd3, gemini, program)2021-03-190.2.0.1fgaz
gen-imports70.01Code to generate instances for the package "ghc-instances" (bsd3, library, web)2018-01-170.1.0.2clinton
gen-passwd60.01Create wordlist-based passwords easily (bsd3, cli, program)2017-07-011.1.0.0anfelor
gencheck50.01A testing framework inspired by QuickCheck and SmallCheck (bsd3, library, testing)2012-06-190.1.1JacquesCarette
gendocs130.01Library for generating interface documentation from types (bsd3, library, web)2017-03-010.1.3seanhess
general-prelude (deprecated)80.01Prelude replacement using generalized type classes where possible (bsd3, control, data, deprecated, library)2012-12-180.1.2JohnWiegley
generator200.01Python-generators notation for creation of monadic lists (bsd3, control, library)2015-05-280.5.5YairChuchem
generators (deprecated)90.01Actually useful monadic random value generators. (bsd3, control, deprecated, library)2010-06-251.0.3LiamOConnorDavis
generic-accessors260.03stringly-named getters for generic data (bsd3, data, library)2021-04-010.7.1.0GregHorn
generic-aeson340.07Derivation of Aeson instances using GHC generics. (bsd3, data, library)2022-06-170.2.0.14AdamBergmark, AlejandroSerrano, ErikHesselink
generic-binary90.01Generic Data.Binary derivation using GHC generics. (bsd3, data, generics, library)2011-11-121.0.1SebastiaanVisser
generic-constraints190.01Constraints via Generic (bsd3, generics, library)2019-08-291.1.1.1YairChuchem
generic-deepseq120.01Generic deep evaluation of data structures (bsd3, control, generics, library)2012-02-282.0.1.1MaximeHenrion
generic-deriving3900.056Generic programming library for generalised deriving. (bsd3, generics, library)2023-08-061.14.5JosePedroMagalhaes, ryanglscott
generic-labels40.00Generically extract and replace collections of record fields (bsd3, data, generics, library, records)2021-02-090.1.0.1sheaf
generic-lens2432.7580Generically derive traversals, lenses and prisms. (bsd3, generics, lens, library, records)2023-04-152.2.2.0mpickering, kcsongor
generic-lens-core1650.05Generically derive traversals, lenses and prisms. (bsd3, generics, lens, library, records)2022-01-222.2.1.0kcsongor
generic-lens-labels50.01GHC.OverloadedLabels.IsLabel instance for lenses from ghc-generics (bsd3, generics, lens, library, overloadelabels, records)2018-01-090.1.0.2duog
generic-lens-lite340.01Monomorphic field lens like with generic-lens (bsd3, generics, lens, library)2020-01-140.1phadej
generic-lexicographic-order42.00Derive Bounded and Enum for sum types and Enum for product types (bsd3, data, library)2022-08-200.1.0.0danielbrice
generic-maybe160.01A generic version of Data.Maybe (bsd3, generics, library)2014-02-130.3.0.4JonathanFischoff
generic-monoid900.05Derive monoid instances for product types. (bsd3, data, library)2020-06-140.1.0.1lukec
generic-optics280.03Generically derive traversals, lenses and prisms. (bsd3, generics, lens, library, records)2022-01-222.2.1.0kcsongor
generic-optics-lite150.00Monomorphic field opics like with generic-lens (bsd3, generics, lens, library, optics)2020-01-140.1phadej
generic-override220.02Provides functionality for overriding instances for generic derivation (bsd3, generics, library)2022-03-140.4.0.0carymrobbins
generic-override-aeson90.01Provides orphan instances necessary for integrating generic-override and aeson (bsd3, generics, library)2022-03-140.4.0.0carymrobbins
generic-persistence90.00Database persistence using generics (bsd3, database, library)2023-10-170.6.0thma
generic-pretty-instances50.03GenericPretty canonical instances (bsd3, generics, library, pretty-printer, text)2022-07-220.1.0.0coingaming
generic-records120.01Magic record operations using generics (bsd3, generics, library, records)2017-06-050.2.0.0kcsongor
generic-server60.01Simple generic TCP/IP server (bsd3, library, network)2011-10-140.1IlyaPortnov
generic-storable40.01Generic implementation of Storable (bsd3, data, library)2012-05-110.1.0.0HideyukiTanaka
generic-trie272.04A map, where the keys may be complex structured data. (bsd3, data, library, program)2022-10-150.3.2EricMertens, dfeuer
generic-xml60.01Marshalling Haskell values to/from XML (bsd3, library, xml)2007-07-100.1ShaeErisson
generic-xmlpickler190.03Generic generation of HXT XmlPickler instances using GHC Generics (bsd3, data, library, xml)2019-11-130.1.0.6AdamBergmark, ErikHesselink
generically2200.01Generically newtype to use with DerivingVia (bsd3, generics, library)2023-03-100.1.1phadej, ryanglscott
generics-eot202.254A library for generic programming that aims to be easy to understand (bsd3, generics, library)2019-03-130.4.0.1SoenkeHahn
generics-mrsop-gdiff80.01Reimplementation of the gdiff algorithm for generics-mrsop (bsd3, generics, library)2019-10-140.0.2vcmiraldo
generics-sop2292.7573Generic Programming using True Sums of Products (bsd3, generics, library)2023-10-180.5.1.4AndresLoeh, EdskoDeVries
generics-sop-lens210.01Lenses for types in generics-sop (bsd3, data, generics, library)2020-03-300.2.0.1phadej
genericserialize50.01Serialization library using Data.Generics (bsd3, data, library)2008-03-160.1GwernBranwen
genetics50.01A Genetic Algorithm library (bsd3, machine-learning, program)2013-06-130.0.2AndrewPennebaker
genifunctors200.03Generate generalized fmap, foldMap and traverse (bsd3, generics, library)2016-11-140.4DanRosen
geniplate190.02Use Template Haskell to generate Uniplate-like functions. (bsd3, generics, library)2014-09-070.6.0.5LennartAugustsson
geniplate-mirror592.04Use Template Haskell to generate Uniplate-like functions. (bsd3, generics, library)2023-01-230.7.9DanRosen, LTChen
genprog70.01Genetic programming library (ai, algorithms, bsd3, library, optimisation)2013-08-310.1.0.2JanSnajder
gentlemark40.01Gentle markup language (bsd3, library, text, web)2012-09-301.0.0AndriyPolishchuk
geo-uk220.01High precision conversion between GPS and UK Grid (bsd3, data, library)2016-11-180.1.0.2tolysz
geocalc110.01Libary for calculating distances between two coordinates in WSG84 (bsd3, library, math)2011-07-011.0.0GeroKriependorf
geocode-google150.01Geocoding using the Google Web API (bsd3, geography, library)2015-10-080.3mdanish
geodetic110.01Geodetic calculations (bsd3, development, library)2014-11-240.1.4TonyMorris, qfpl
geodetic-types80.01Types for geodetic operations (bsd3, geodgraphy, geography, library)2019-03-070.0.4qfpl
geodetics210.02Terrestrial coordinate systems and geodetic calculations. (bsd3, geography, library)2020-02-150.1.2PaulJohnson
geohash210.01Geohash latitudes and longitudes. (bsd3, data, library)2009-10-241.0.1MariusEriksen
geoip2320.01Pure haskell interface to MaxMind GeoIP database (bsd3, database, library)2022-03-160.4.1.1ondrap
geojson690.04A thin GeoJSON Layer above the aeson library (bsd3, data, library)2023-05-314.1.1domdere, newmana
geojson-types80.01GeoJSON data types including JSON/BSON conversion. (bsd3, data, library)2016-05-160.1.3alios
geolite-csv60.01Geolite CSV Parser (bsd3, library, web)2016-08-010.2andrewthad, l3c_amartin
geomancy272.08Geometry and matrix manipulation (bsd3, graphics, library)2023-05-310.2.6.0AlexanderBondarenko
geomancy-layout70.03Geometry and matrix manipulation (bsd3, graphics, library)2023-09-100.1AlexanderBondarenko
getemx70.01Fetch from emusic using .emx files (bsd3, program, web)2011-05-180.1BenWolfson
getopt-generics820.01Create command line interfaces with ease (bsd3, console, library, system)2023-01-210.13.1.0SoenkeHahn, qoelet
getopt-simple (deprecated in favor of optparse-simple)100.01A "System.Console.GetOpt" wrapper to make simple use case easy. (bsd3, deprecated, library, system)2012-09-210.1.0.2AlexanderBondarenko
gettext-th120.01gettext-th can internationalise a haskell program without runtime dependencies (bsd3, i18, i18n, i18n-text, library, text)2022-09-100.2.0.1ChristophBauer
gh-labeler40.01Github Standard Labeler (bsd3, program, unclassified)2018-03-130.1.0VincentHanquez
gh-pocket-knife100.00Script helpers for interacting with GitHub (bsd3, library, network, program)2016-09-220.1.0.0PatrickBrisbin
ghc1302.25308The GHC API (bsd3, development, library)2024-02-229.8.2BenGamari, HerbertValerioRiedel, wz1000
ghc-api-compat250.010GHC-API compatibility helpers (bsd3, development, library)2021-09-069.0.1SylvainHenry
ghc-bignum690.025GHC BigNum library (algebra, bsd3, ghc, numeric)2022-08-071.3BenGamari, HerbertValerioRiedel, wz1000
ghc-bignum-orphans370.01Backwards-compatible orphan instances for ghc-bignum (bsd3, compatibility, library)2021-11-170.1.1ryanglscott
ghc-boot380.038Shared functionality between GHC and its boot libraries (bsd3, ghc, library)2023-10-109.8.1BenGamari, HerbertValerioRiedel
ghc-boot-th570.036Shared functionality between GHC and the @template-haskell@ library (bsd3, ghc, library)2023-10-109.8.1BenGamari, HerbertValerioRiedel
ghc-byteorder610.04"GHC.ByteOrder" API Compatibility Layer (bsd3, ffi, library)2020-05-154.11.0.0.10HerbertValerioRiedel
ghc-call-stack-extras130.01Extra utilities for HasCallStack (bsd3, control, library)2018-03-140.1.0.2dfeuer
ghc-check1480.01detect mismatches between compile-time and run-time versions of the ghc api (bsd3, development, library)2022-08-140.5.0.8PepeIborra
ghc-clippy-plugin52.01Override GHC error messages to the user's liking (bsd3, compiler-plugin, development, library)2020-06-120.0.0.1arturgajowy
ghc-compact170.08In memory storage of deeply evaluated data structure (bsd3, data, library)2017-07-230.1.0.0BenGamari, HerbertValerioRiedel
ghc-core340.01Display GHC's core and assembly output in a pager (bsd3, development, program)2012-11-110.5.6DonaldStewart, ShachafBenKiki
ghc-core-html220.01Core to HTML display (bsd3, development, program)2015-07-040.1.4VincentHanquez
ghc-datasize240.02Determine the size of data structures in GHC's memory (bsd3, debug, development, ghc, library)2022-03-290.2.6DennisFelsing
ghc-debug-brick200.00A simple TUI using ghc-debug (bsd3, program, unclassified)2023-06-060.5.0.0mpickering
ghc-debug-client170.00Useful functions for writing heap analysis tools which use ghc-debug. (bsd3, development, library)2023-06-060.5.0.0mpickering
ghc-debug-common170.01Connect to a socket created by ghc-debug-stub and analyse the heap of the debuggee program. (bsd3, development, library)2023-06-060.5.0.0mpickering
ghc-debug-convention320.03Definitions needed by ghc-debug-stub and ghc-debug-common (bsd3, library, unclassified)2023-06-060.5.0.0mpickering
ghc-debug-stub290.00Functions for instrumenting your application so the heap can be analysed with ghc-debug-common. (bsd3, development, library)2023-06-060.5.0.0mpickering
ghc-definitions-th140.00Automatically generate GHC API counterparts to Haskell declarations. (bsd3, ghc, library, template-haskell)2021-09-080.1AnthonyVandikas
ghc-dump-core100.01An AST and compiler plugin for dumping GHC's Core representation. (bsd3, development, library)2022-04-130.2.1.0BenGamari
ghc-dump-tree70.00Dump GHC's parsed, renamed, and type checked ASTs (bsd3, development, library, program)2016-10-030.2.0.2EdskoDeVries
ghc-dump-util150.00Handy tools for working with ghc-dump dumps (bsd3, development, library, program)2022-04-130.2.1.0BenGamari
ghc-dup (deprecated in favor of dupIO)60.01Explicitly prevent sharing (bsd3, debug, deprecated, ghc, library)2012-09-280.1JoachimBreitner
ghc-events1490.04Library and tool for parsing .eventlog files from GHC (bsd3, debug, development, ghc, library, profiling, program, trace)2023-04-130.19.0.1DuncanCoutts, MikolajKonarski, MitsutoshiAoe, SimonMarlow
ghc-events-analyze212.01Analyze and visualize event logs (bsd3, development, profiling, program, trace)2020-10-190.2.8BenGamari, EdskoDeVries
ghc-events-parallel90.01Library and tool for parsing .eventlog files from parallel GHC (bsd3, debug, development, eden, ghc, library, profiling, program, trace)2014-07-180.5.0.1MischaDieterle, JostBerthold, horstmeyer
ghc-exactprint4012.519ExactPrint for GHC (bsd3, development)2023-12-191.8.0.0AlanZimmerman, PepeIborra, mpickering, fendor, michaelpj
ghc-gc-hook70.00GHC garbage collection hook (bsd3, ghc, library)2022-06-030.2.1.0tomsmeding
ghc-gc-tune190.01Graph performance of Haskell programs with different GC flags (bsd3, development, program)2020-07-140.3.2DonaldStewart, ArtemPelenitsyn
ghc-heap230.011Functions for walking GHC's heap (bsd3, ghc, library)2023-10-109.8.1BenGamari, HerbertValerioRiedel
ghc-heap-view780.04Extract the heap representation of Haskell values and thunks (bsd3, debug, ghc, library)2024-01-060.6.4.1DennisFelsing, JoachimBreitner
ghc-hs-meta150.02Translate Haskell source to Template Haskell expression (bsd3, ghc, library, template-haskell)2023-10-100.1.3.0amesgen, zallocate
ghc-imported-from400.01Find the Haddock documentation for a symbol. (bsd3, development, library, program)2016-06-010.3.0.6CarloHamalainen
ghc-instances50.01Easily import all instances contained in GHC distributed libraries (bsd3, library, web)2018-01-170.1.0.1clinton
ghc-lib1532.254The GHC API, decoupled from GHC versions (bsd3, development, library)2024-02-239.8.2.20240223cocreature, shayne_fletcher
ghc-lib-parser15591.2512The GHC API, decoupled from GHC versions (bsd3, development, library)2024-02-239.8.2.20240223cocreature, shayne_fletcher
ghc-lib-parser-ex6070.05Algorithms on GHC parse trees (bsd3, development, library)2024-02-289.8.0.2NeilMitchell, shayne_fletcher
ghc-magic-dict-compat60.00A compatibility layer and GHC plugin for `withDict` from "GHC.Magic.Dict". (bsd3, compatibility, library, type-system)2023-12-310.0.0.0HiromiIshii
ghc-make140.01Accelerated version of ghc --make (bsd3, development, program)2017-11-090.3.3NeilMitchell
ghc-man-completion70.01Generate a bash completion from the GHC manpage (bsd3, development, ghc, program, system, tools)2012-06-160.0.0.3JoeQuinn
ghc-mtl220.03An mtl compatible version of the Ghc-Api monads and monad-transformers. (bsd3, development, library)2014-05-061.2.1.0DanielGorin
ghc-parmake140.01A parallel wrapper for 'ghc --make'. (bsd3, development, library, program)2015-12-170.1.9MikhailGlushenkov
ghc-paths2132.079Knowledge of GHC's installation directories (bsd3, development, library)2019-08-210.1.0.12AlanZimmerman, SimonMarlow
ghc-pkg-autofix110.01Simple utility to fix BROKEN package dependencies for cabal-install. (bsd3, development, program)2012-02-180.2.0.1HiromiIshii
ghc-pkg-lib100.03Provide library support for ghc-pkg information (bsd3, development, library)2015-10-100.3.1JeanPhilippeMoresmau
ghc-prim1162.0747GHC primitives (bsd3, ghc, library)2023-10-100.11.0BenGamari, HerbertValerioRiedel
ghc-prof640.01Library for parsing GHC time and allocation profiling reports (bsd3, development, library)2022-12-061.4.1.12MitsutoshiAoe
ghc-prof-aeson100.00Parser for GHC's JSON profiling output. (bsd3, library, profiling)2018-03-010.1.0.0MateuszKowalczyk
ghc-prof-aeson-flamegraph180.01Turn GHC `-pj` profiling output into FlameGraph format. (bsd3, profiling, program)2018-03-020.1.0.0MateuszKowalczyk
ghc-server110.01None (bsd3, library, unclassified)2014-12-081.2
ghc-source-gen980.01Constructs Haskell syntax trees for the GHC API. (bsd3, development, library)2024-01-260.4.4.1JudahJacobson, gnezdo, JinwooLee
ghc-srcspan-plugin120.01Generic GHC Plugin for annotating Haskell code with source location data. (bsd3, language, library)2017-12-210.2.2.1EricSeidel
ghc-stdin70.00Compile source code from the standard input (bsd3, development, library)2022-08-070.2.0.0lyokha
ghc-syb200.03Data and Typeable instances for the GHC API. (bsd3, development, library)2010-03-280.2.0.0ThomasSchilling, DanielG
ghc-syb-utils391.511Scrap Your Boilerplate utilities for the GHC API. (bsd3, development, library)2018-08-090.3.0.0ThomasSchilling, DanielG
ghc-symbol50.00Symbol on term level (bsd3, data, library)2022-09-040phadej
ghc-syntax-highlighter660.04Syntax highlighter for Haskell using the lexer of GHC (bsd3, library, text)2023-10-170.0.11.0mrkkrp
ghc-tcplugin-api502.04An API for type-checker plugins. (bsd3, ghc, library, plugin, type-system)2023-08-290.11.0.0sheaf
ghc-time-alloc-prof (deprecated in favor of ghc-prof)70.01Library for parsing GHC time and allocation profiling reports (bsd3, deprecated, development, library)2016-08-200.1.0MitsutoshiAoe
ghc-timers100.01Provides bindings to functions starting and stopping the RTS timers (bsd3, library, system)2017-07-110.1.0.0FrancescoMazzoli
ghc-trace-events2170.03Faster traceEvent and traceMarker, and binary object logging for eventlog (bsd3, development, ghc, library, trace)2024-01-170.1.2.8MitsutoshiAoe
ghc-typelits-presburger731.754Presburger Arithmetic Solver for GHC Type-level natural numbers. (bsd3, library, math, type-system)2023-12-260.7.3.0HiromiIshii
ghc-usage50.01Print minimal export lists (bsd3, development, library, program)2017-03-110.1.0.1EdwardYang
ghc-vis552.01Live visualization of data structures in GHCi (bsd3, debug, development, ghc, library)2024-01-070.9.3.1DennisFelsing
ghci240.09The library supporting GHC's interactive interpreter (bsd3, ghc, library)2020-12-158.10.2BenGamari, HerbertValerioRiedel
ghci-dap1480.02ghci-dap is a GHCi having DAP interface. (bsd3, development, library, program)2023-12-030.0.22.0phoityne_hs
ghci-diagrams (deprecated in favor of activehs)80.01Display simple diagrams from ghci (bsd3, deprecated, graphics, library)2011-03-010.1.1PeterDivianszky
ghci-haskeline110.01An implementation of ghci using the Haskeline line-input library. (bsd3, compilers-interpreters, program)2010-04-010.2JudahJacobson
ghci-hexcalc192.01GHCi as a Hex Calculator interactive (bsd3, data, library)2019-07-200.1.1.0takenobut
ghci-ng110.01Next generation GHCi (bsd3, development, program)2015-11-1610.0.0HerbertValerioRiedel
ghci-websockets190.00A websocket server that survives GHCi reloads (bsd3, language, library)2019-07-160.0.2jfmueller
ghcid1452.56GHCi based bare bones IDE (bsd3, development, library, program)2023-07-020.8.9NeilMitchell
ghcitui200.00A Terminal User Interface (TUI) for GHCi (bsd3, debug, library, program)2024-03-180.3.0.0CrystalJRAW
ghcjs-base-stub192.05Allow GHCJS projects to compile under GHC and develop using intero. (bsd3, library, web)2019-10-130.3.0.2louispan
ghcjs-fetch40.01GHCJS bindings for the JavaScript Fetch API (bsd3, library, web)2017-09-250.1.0.0cocreature
ghcjs-promise90.01Bidirectional bidings to javascript's promise. (bsd3, data, library)2016-11-110.1.0.3AlejandroDuranPallares
ghcjs-xhr50.02XmlHttpRequest ("AJAX") bindings for GHCJS (bsd3, library, web)2017-01-020.1.0.0TobiasDammers
ghclive80.01Interactive Haskell interpreter in a browser. (application, bsd3, compilers-interpreters, library, program, web)2012-08-200.1.0.2ShaeErisson
ghcprofview140.00GHC .prof files viewer (bsd3, development, program)2022-06-010.1.0.2IlyaPortnov
ghczdecode160.01Decode Z-encoded strings from GHC (bsd3, development, program)2013-02-050.1.0.1EyalLotem
ghost-buster220.01Existential type utilites (bsd3, data, library)2017-08-290.1.1.0lazersmoke
ghostscript-parallel110.00Let Ghostscript render pages in parallel (bsd3, graphics, program)2024-01-070.0.1HenningThielemann
gi-cairo-again40.00Bridge between packages gi-* and cairo-core. (bsd3, graphics, library)2019-02-021.16.0magicloud
gi-cairo-render320.04GI friendly Binding to the Cairo library. (bsd3, graphics, library)2022-10-150.1.2inaki, eyevanmalicesun, cohomology
gibbon170.00A compiler for operating on serialized trees. (bsd3, compiler, program)2021-09-060.1.1ckoparkar
gigaparsec392.50Refreshed parsec-style library for compatiblity with Scala parsley (bsd3, library, text)2024-02-070.2.5.1j_mie6
gingersnap272.251Consistent and safe JSON APIs with snap-core and (by default) postgresql-simple (bsd3, library, web)2018-11-300.3.1.0TomMurphy, TomBop
giphy-api190.01Giphy HTTP API wrapper and CLI search tool. (bsd3, library, web)2019-10-130.7.0.0passy
git92.03Git operations in haskell (bsd3, development, library)2019-01-260.3.0VincentHanquez
git-all120.01Determine which Git repositories need actions to be taken (bsd3, development, program)2018-06-011.6.0JohnWiegley
git-brunch502.00git checkout command-line tool (bsd3, git, program)2023-09-101.7.2.0andys8
git-config220.01A simple parser for Git configuration files (bsd3, git, library)2019-11-170.1.2ffreire
git-fmt370.01Custom git command for formatting code. (bsd3, development, program)2015-12-100.4.1.0hjwylde
git-freq130.01A Git subcommand to show total addition, deletion per file (bsd3, program, unclassified)2015-10-170.0.3DaisukeFujimura
git-gpush240.01More intelligent push-to-GitHub utility. (bsd3, development, program)2014-09-233.1.0.1JohnWiegley
git-jump120.01Move a git branch (bsd3, development, program)2015-11-220.1.0.3EyalLotem
git-monitor560.01Passively snapshots working tree changes efficiently. (bsd3, development, program)2015-09-163.1.1.5JohnWiegley
git-object (deprecated in favor of gitlib)100.01Git object and its parser (bsd3, data, deprecated, library)2012-01-200.0.2KazuYamamoto
git-remote-ipfs40.00Git remote helper to store git objects on IPFS (bsd3, library, network, program)2019-05-230.1.0.0jkarni
git-vogue240.01A framework for pre-commit checks. (bsd3, development, library, program)2018-05-120.3.0.2ChristianMarie, oswynb
gitHUD (deprecated in favor of githud)250.00More efficient replacement to the great git-radar (bsd3, deprecated, development, library, program)2017-03-311.3.7gbataille
gitcache80.01Simple git utility to use and manage clone cache (bsd3, program, tools)2016-10-290.3VincentHanquez
githash2180.014Compile git revision info into Haskell projects (bsd3, development, library)2023-06-210.1.7.0MichaelSnoyman
github1152.010Access to the GitHub API, v3. (bsd3, library, network)2023-06-240.29AndreasAbel, JohnWiegley, MaxwellSwadling, MikeBurns, phadej, cesar_nataren
github-data (deprecated)40.01Access to the GitHub API, v3. (bsd3, deprecated, library, network)2018-01-210.18
github-post-receive200.01GitHub webhooks library (bsd3, library, web)2014-11-071.2.0.1ShoheiYasutake
github-rest310.01Query the GitHub REST API programmatically (bsd3, github, library)2023-07-131.1.4brandonchinn178
github-utils40.01Useful functions that use the GitHub API (bsd3, library, network)2015-03-280.1.0RobinGreen
githud180.00Heads up, and you see your GIT context (bsd3, development, library, program)2022-10-233.3.0gbataille
gitignore60.01Apply GitHub .gitignore templates to already existing repositories. (bsd3, development, program)2016-03-031.1RickyElrod
gitlab-api (deprecated in favor of gitlab-haskell)61.250Gitlab Web API (bsd3, deprecated, library, web)2018-06-210.0.0.2locallycompact
gitlab-haskell752.250A Haskell library for the GitLab web API (bsd3, git, library)2024-02-261.0.0.5RobStewart
gitrev1412.2536Compile git revision info into Haskell projects (bsd3, development, library)2017-03-171.3.1AdamFoltzer
gitter112.01Gitter.im API client (api, bsd3, library, network)2019-06-090.5cblp
givegif40.00CLI Giphy search tool with previews in iTerm 2 (bsd3, console, library, program)2016-04-091.0.0.0passy
gjk2d110.01 (bsd3, graphics, library)2020-11-070.1.0.3suzumiya
gl452.013Complete OpenGL raw bindings (bsd3, graphics, library)2019-06-160.9EdwardKmett, Polarina, ryanglscott
gl-capture110.02simple image capture from OpenGL (bsd3, graphics, library)2012-07-020.1.0.0ClaudeHeilandAllen
glabrous500.02A template DSL library (bsd3, library, text, web)2024-01-022.0.6.3MichelBoucey
gladexml-accessor50.01Automagically declares getters for widget handles in specified interface file. (bsd3, gui, library)2009-10-130.0YakovZaytsev
glambda112.00A simply typed lambda calculus interpreter, written with GADTs (bsd3, compilers-interpreters, library, program)2017-11-271.0.2RichardEisenberg
glasso170.02Graphical Lasso algorithm (bsd3, library, math)2015-04-150.1.0kaizhang
glaze160.01Framework for rendering things with metadata/headers and values (bsd3, library, text)2017-03-060.3.0.1louispan
glazier200.03Extensible effects using ContT, State and variants. (bsd3, gui, library)2018-07-021.0.0.0louispan
glazier-pipes (deprecated)110.01A threaded rendering framework using glaizer and pipes (bsd3, deprecated, frp, library)2017-03-060.1.5.1louispan
glazier-react160.01ReactJS binding using Glazier.Command. (bsd3, gui, library, web)2018-07-021.0.0.0louispan
glazier-react-examples (deprecated)50.01Examples of using glazier-react (bsd3, deprecated, gui, program, web)2017-04-070.6.0.0louispan
glazier-react-widget180.00Generic widget library using glazier-react (bsd3, gui, library, web)2018-07-021.0.0.0louispan
gli60.00Tiny cli to fetch PR info from gitlab (bsd3, cli, library, program)2017-01-020.0.1.1goromlagche
glib-stopgap60.01Stopgap package of binding for GLib (bsd3, library, system)2023-12-030.1.0.0YoshikuniJujo
glider-nlp100.03Natural Language Processing library (bsd3, library, nlp, text)2016-10-030.4klangner
glintcollider80.01A simple ray tracer in an early stage of development. (bsd3, graphics, program)2011-05-030.0.2ColinHill
gll492.04GLL parser with simple combinator interface (bsd3, compilers, library)2023-05-260.4.1.1ltvanbinsbergen
glob-imports40.00Import modules for metaprogramming (bsd3, library, metaprogramming, program)2024-01-220.0.1.0parsonsmatt
global70.01Library enabling unique top-level declarations (bsd3, data, language, library, system)2014-12-020.2.1.0ByronJohnson
global-config130.01Global mutable configuration (bsd3, configuration, library)2012-05-100.3.1AlexanderDorofeev
global-lock140.02A global lock implemented without unsafePerformIO (bsd3, concurrency, library, system)2011-11-040.1KeeganMcAllister
global-variables80.02Namespaced, global, and top-level mutable variables without unsafePerformIO. (bsd3, data, library, reflection)2012-03-031.0.1.1JeanMarieGaillourdet
gloss-accelerate170.02Extras to interface Gloss and Accelerate (accelerate, bsd3, graphics, library)2020-08-282.1.0.0TrevorMcDonell
gloss-devil70.01Display images in Gloss using libdevil for decoding (bsd3, graphics, library)2012-11-040.2ThomasDuBuisson
gloss-game90.01Gloss wrapper that simplifies writing games (bsd3, game, graphics, library)2014-08-030.3.3.0ManuelChakravarty
gloss-juicy322.03Load any image supported by Juicy.Pixels in your gloss application (bsd3, graphics, library, program)2018-08-290.2.3AlpMestanogullari, HugoPacheco
gloss-raster-accelerate120.01Parallel rendering of raster images using Accelerate (accelerate, bsd3, graphics, library)2020-08-282.1.0.0TrevorMcDonell
gloss-raster-massiv102.00Massiv-based alternative for gloss-raster (bsd3, graphics, library)2023-08-040.1.1.5MatthewMosior
glpk-headers140.03Low-level Haskell bindings to the GLPK library (bsd3, library, math)2023-01-280.5.1prsteele
glpk-hs400.06Comprehensive GLPK linear programming bindings (bsd3, library, math, program)2021-01-290.8JeanPhilippeBernardy, LouisWasserman
glsl132.00Parser and optimizer for a small subset of GLSL (bsd3, graphics, library, program)2021-04-200.0.1.0pippijn
gltf-codec172.02glTF scene loader (bsd3, graphics, library)2022-03-230.1.0.4AlexanderBondarenko
glue (deprecated in favor of glue-common, glue-core, glue-ekg, glue-example)90.00Make better services. (bsd3, deprecated, library, network, program)2015-08-240.2.0seanparsons
glue-common220.02Make better services and clients. (bsd3, library, network)2019-03-170.6.3seanparsons
glue-core242.00Make better services and clients. (bsd3, library, network)2019-03-170.6.3seanparsons
glue-ekg230.00Make better services and clients. (bsd3, library, network)2019-03-170.6.3seanparsons
glue-example290.01Make better services and clients. (bsd3, network, program)2019-03-170.6.3seanparsons
gluturtle450.01turtle like LOGO with glut (bsd3, library, teaching)2014-10-240.0.58.1YoshikuniJujo
gmail-simple290.00Simple library for Google Mail (GMail). (bsd3, email, google, library)2024-02-010.1.0.6DanielDiaz
gmap70.01Composable maps and generic tries. (bsd3, data-structures, library)2008-12-150.1JamieBrandon
gmpint (deprecated in favor of hgmp)270.02GMP integer conversions (bsd3, c, deprecated, ffi, foreign, library)2018-08-070.1.1.2
gnss-converters1290.00GNSS Converters. (bsd3, library, network, program)2018-07-100.3.52peddie, markfine, mookerji
gnuplot1751.5102D and 3D plots using gnuplot (bsd3, graphics, library, math)2022-02-130.5.7HenningThielemann
goa100.01GHCi bindings to lambdabot (bsd3, library, system)2013-10-283.3GwernBranwen
goal-core70.04Common, non-geometric tools for use with Goal (bsd3, library, math)2021-08-310.20alex404
goal-geometry80.03The basic geometric type system of Goal (bsd3, library, math)2021-08-310.20alex404
goal-graphical50.00Optimization of latent variable and dynamical models with Goal (bsd3, library, math)2021-08-310.20alex404
goal-probability60.02Optimization on manifolds of probability distributions with Goal (bsd3, library, math)2021-08-310.20alex404
goal-simulation50.00Mealy based simulation tools (bsd3, library, math, program)2015-12-220.1alex404
godot-haskell50.00Haskell bindings for the Godot game engine API (bsd3, library, web)2018-11-020.1.0.0KaneTW
godot-megaparsec100.00Megaparsec parser for Godot `tscn` and `gdextension` files. (bsd3, library, program)2022-06-180.2.5.1whartnett
gofer-prelude90.01The Gofer 2.30 standard prelude (bsd3, data, library)2011-05-092.30.3DonaldStewart
goggles150.02Extensible interface to Web APIs (bsd3, library, network)2018-02-190.3.2ocramz
goggles-gcs140.01`goggles` interface to Google Cloud Storage (bsd3, library, network)2018-03-130.1.2ocramz
google-dictionary (deprecated)100.01Simple interface to the google.com/dictionary API (bsd3, data, deprecated, library)2014-01-230.1.0.2mitchellwrosen
google-html5-slide110.01Google HTML5 Slide generator (bsd3, program, web)2012-07-182011.0HideyukiTanaka
google-isbn220.01 (bsd3, library, text, web)2018-11-161.0.3apeyroux
google-mail-filters90.01Write GMail filters and output to importable XML (bsd3, data, library, web, xml)2016-03-310.0.1.2LiyangHu
google-maps-geocoding210.01Bindings to the Google Geocoding API (formerly Maps Geocoding API) (bsd3, library, web)2023-06-030.7.0.2mpilgrem
google-oauth2-easy50.01Opininated use of Google Authentication for ease (bsd3, library, network)2018-03-250.0.0jxv
google-oauth2-for-cli100.01Get Google OAuth2 token for CLI tools (bsd3, library, web)2017-03-210.1.0.1ishiy
google-oauth2-jwt520.01Get a signed JWT for Google Service Accounts (bsd3, google, library)2024-02-010.3.3.1MichelBoucey
google-search120.02EDSL for Google and GMail search expressions (bsd3, language, library, text, web)2016-03-310.2.0.0LiyangHu
google-static-maps240.01Bindings to the Google Maps Static API (formerly Static Maps API) (bsd3, library, web)2023-06-030.7.0.2mpilgrem
google-translate162.251Google Translate API bindings (bsd3, library, web)2018-05-070.5DavidJohnson
googleplus110.01Haskell implementation of the Google+ API v1 (bsd3, library, web)2011-10-170.3.1.1MichaelXavier
gopro-plus360.00GoPro Plus Client API. (bsd3, library, web)2023-11-170.6.6.6dustin
gore-and-ash110.08Core of FRP game engine called Gore&Ash (bsd3, game, library)2016-11-191.2.2.0NCrashed
gore-and-ash-actor110.01Gore&Ash engine extension that implements actor style of programming (bsd3, game, library)2016-11-191.2.2.0NCrashed
gore-and-ash-async130.01Core module for Gore&Ash engine that embeds async IO actions into game loop. (bsd3, game, library)2016-11-191.1.1.0NCrashed
gore-and-ash-demo60.01Demonstration game for Gore&Ash game engine (bsd3, game, program)2016-11-191.2.0.0NCrashed
gore-and-ash-glfw70.01Core module for Gore&Ash engine for GLFW input events (bsd3, game, library)2016-11-191.1.2.0NCrashed
gore-and-ash-lambdacube50.01Core module for Gore&Ash engine that do something. (bsd3, game, library)2016-11-190.2.0.0NCrashed
gore-and-ash-logging120.02Core module for gore-and-ash with logging utilities (bsd3, game, library)2016-11-192.0.1.0NCrashed
gore-and-ash-network100.01Core module for Gore&Ash engine with low level network API (bsd3, game, library)2016-11-191.4.0.0NCrashed
gore-and-ash-sdl110.00Gore&Ash core module for integration with SDL library (bsd3, game, library)2016-11-192.1.1.0NCrashed
gore-and-ash-sync90.00Gore&Ash module for high level network synchronization (bsd3, library, web)2016-11-191.2.0.1NCrashed
gothic220.00A Haskell Vault KVv2 secret engine client (bsd3, database, devops, library, security)2024-01-250.1.8.2MichelBoucey
gotta-go-fast250.01A command line utility for practicing typing (application, bsd3, program)2022-05-200.3.0.8callum_oakley
gpah70.01Generic Programming Use in Hackage (bsd3, generics, program)2013-12-050.0.2JohanJeuring
gpcsets120.01Generalized Pitch Class Sets for Haskell. (bsd3, data, library)2009-05-140.9.2.0BruceMcCosa
gpio80.00Haskell GPIO interface, designed specifically for the RaspberryPi. (bsd3, hardware, library, program)2017-11-060.1.0.3tgolson
gpmf210.00 (bsd3, library, program, unclassified)2023-07-070.2.1.0dustin
gpolyline150.02Pure module for encoding/decoding Google Polyline (bsd3, graphics, library)2014-07-300.1.0.1FinnEspenGundersen
gps350.03For manipulating GPS coordinates and trails. (bsd3, data, library)2015-02-081.2ThomasDuBuisson
gps2htmlReport110.01GPS to HTML Summary Report (bsd3, data, library, program)2012-01-290.3.1RobStewart
gpx-conduit90.02Read GPX files using conduits (bsd3, data, library)2012-08-120.1.1RyanTrinkle, ThomasDuBuisson
graceful210.01Library to write graceful shutdown / upgrade service. (bsd3, library, system)2015-03-020.1.1.5NoriyukiOhkawa
grafana70.00API for creating grafana dashboards represented as json (bsd3, graphics, library, tooling)2019-09-120.2chessai
graflog310.01Monadic correlated log events (bsd3, library, logging)2017-02-156.1.5marnold
grammatical-parsers590.03parsers that combine into grammars (bsd3, library, parsing, program, text)2023-06-250.7.1MarioBlazevic
grapefruit-examples150.01Examples using the Grapefruit library (bsd3, frp, gui, library, reactivity, user-interfaces)2017-04-060.1.0.7WolfgangJeltsch
grapefruit-frp230.05Functional Reactive Programming core (bsd3, frp, library, reactivity)2017-04-060.1.0.7WolfgangJeltsch
grapefruit-records200.04A record system for Functional Reactive Programming (bsd3, data, frp, library, reactivity)2017-04-060.1.0.7WolfgangJeltsch
grapefruit-ui170.03Declarative user interface programming (bsd3, frp, gui, library, reactivity, user-interfaces)2017-04-060.1.0.7WolfgangJeltsch
grapefruit-ui-gtk230.01GTK+-based backend for declarative user interface programming (bsd3, frp, gui, library, reactivity, user-interfaces)2017-04-060.1.0.7WolfgangJeltsch
graph230.01Class of graphs (bsd3, data, library)2018-06-270.0.0.0
graph-rewriting340.06Monadic graph rewriting of hypergraphs with ports and multiedges (bsd3, graphs, library)2023-12-040.8.0JanRochel
graph-rewriting-cl (deprecated in favor of graph-rewriting-trs)50.01Interactive graph rewriting system implementing various well-known combinators (application, bsd3, deprecated, graphs, program)2011-02-070.2.2JanRochel
graph-rewriting-gl460.03OpenGL interface for interactive port graph rewriting (bsd3, graphics, graphs, library)2024-03-180.7.9JanRochel
graph-rewriting-lambdascope310.01Lambdascope, an optimal evaluator of the lambda calculus (application, bsd3, compilers-interpreters, program)2024-03-180.5.11JanRochel
graph-rewriting-layout340.04Force-directed node placement intended for incremental graph drawing (bsd3, graphics, graphs, library)2024-03-180.5.8JanRochel
graph-rewriting-ski350.01Two interactive evalutors of the SKI combinator calculus (application, bsd3, compilers-interpreters, program)2024-03-180.6.8JanRochel
graph-rewriting-strategies230.01Evaluation strategies for port-graph rewriting systems (bsd3, graphics, graphs, library)2024-03-180.2.9JanRochel
graph-rewriting-trs280.01Interactive evaluation of first-order applicative term rewrite systems (application, bsd3, compilers-interpreters, program)2024-03-180.1.10JanRochel
graph-rewriting-ww200.01Interactive evaluator of the lambda-calculus with explicit sharing (application, bsd3, compilers-interpreters, program)2024-03-180.3.8JanRochel
graph-serialize130.01Serialization of data structures with references. (bsd3, library, system)2013-12-210.2ThomasSchilling
graph-utils100.01A simple wrapper & quasi quoter for fgl. (bsd3, data, data-structures, graphs, library)2010-06-290.3.7HiromiIshii
graph-visit110.01Graph walk abstraction (bsd3, development, library)2013-07-240.1.0.2AtzeDijkstra
graph-wrapper460.03A wrapper around the standard Data.Graph with a less awkward interface (bsd3, data-structures, graphs, library)2019-01-250.2.6.0MaxBolingbroke, SoenkeHahn
graphics-drawingcombinators300.01A functional interface to 2D drawing in OpenGL (bsd3, graphics, library)2015-07-241.5.1EyalLotem, LukePalmer
graphics-formats-collada90.01Load 3D geometry in the COLLADA format (bsd3, graphics, library)2010-06-110.3.1LukePalmer
graphicsFormats60.03Classes for renderable objects. (bsd3, graphics, library)2008-10-310.1ConalElliott
graphicstools70.01Tools for creating graphical UIs, based on wxHaskell. (bsd3, graphics, library, program)2012-03-130.2.2VilleTirronen
graphite610.02Graphs and networks library (bsd3, data-structures, graphs, library)2019-06-080.10.0.1alx741, DanielCampoverde
graphmod442.251Present the module dependencies of a program as a "dot" graph. (bsd3, development, library, program)2022-12-221.4.5.1IavorDiatchki
graphmod-plugin50.00A reimplementation of graphmod as a source plugin (bsd3, library, program, unclassified)2018-09-290.1.0.0mpickering
graphql-client260.00A client for Haskell programs to query a GraphQL API (bsd3, graphql, library, program)2024-01-091.2.4brandonchinn178
graphql-utils40.00GraphQL Utils (bsd3, data, graphql, library, utils)2020-09-130.1.0.0Lupino
graphs450.01A simple monadic graph library (algorithms, bsd3, data-structures, graphs, library)2022-05-070.7.2EdwardKmett, ryanglscott
graphted150.01Graph indexed monads. (bsd3, comonads, control, library, monads)2017-05-090.3.1.0AaronFriel
graphtype80.01A simple tool to illustrate dependencies between Haskell types (bsd3, program, text)2010-09-130.2.0DmitryAstapov, MaxDesyatov
graphviz2372.2551Bindings to Graphviz for graph visualisation. (bsd3, graphics, graphs, library)2023-12-132999.20.2.0DanielDiaz, IvanMiljenovic, MatthewSackman
grasp60.00GRASP implementation for the AMMM project. (bsd3, development, library, program)2016-01-180.1.0.0janmasrovira
gray-code500.02Gray code encoder/decoder. (bsd3, codec, library)2014-05-130.3.1SergeyAstanin
gray-extended270.02Gray encoding schemes (bsd3, library, math)2021-08-181.5.9AmyDeBuitleir
greencard150.03GreenCard, a foreign function pre-processor for Haskell. (bsd3, foreign, library, program)2014-05-033.0.4.2GwernBranwen, SigbjornFinne
greencard-lib40.01A foreign function interface pre-processor library for Haskell (bsd3, development, library)2008-03-103.0.1GwernBranwen
greenclip850.01Simple clipboard manager to be integrated with rofi (bsd3, linux-desktop, program)2021-05-114.1.0erebe
greg-client70.01A scalable distributed logger with a high-precision global time axis. (bsd3, library, logging)2011-03-091.0.2EugeneKirpichov
gremlin-haskell60.00Graph database client for TinkerPop3 Gremlin Server (bsd3, database, library, program)2015-12-300.1.0.2nakaji_dayo
greskell490.04Haskell binding for Gremlin graph query language (bsd3, data, library)2023-02-242.0.3.0debugito
greskell-core460.03Haskell binding for Gremlin graph query language - core data types and tools (bsd3, data, library)2022-11-241.0.0.1debugito
greskell-websocket260.01Haskell client for Gremlin Server using WebSocket serializer (bsd3, library, network)2022-11-241.0.0.1debugito
grid582.254Tools for working with regular grids (graphs, lattices). (bsd3, library, math)2021-08-187.8.15AmyDeBuitleir
grid-proto60.00Game engine for Prototyping on a Grid (bsd3, game, library, program)2022-03-270.2.0.1jxv
grids170.00 (bsd3, data-structures, library)2019-03-100.5.0.1ChrisPenner
grisette260.01Symbolic evaluation as a library (bsd3, formal-methods, library, smt, symbolic-computation, theorem-provers)2024-01-100.4.1.0siruilu
grisette-monad-coroutine80.00Support for monad-coroutine package with Grisette (bsd3, formal-methods, library, smt, symbolic-computation, theorem-provers)2024-01-100.2.0.0siruilu
grm70.02grm grammar converter (bsd3, development, library, program)2012-03-300.1.1BrettLetner
groom312.014Pretty printing for well-behaved Show instances. (bsd3, library, program, text)2017-04-190.1.2.1EdwardYang
groundhog500.08Type-safe datatype-database mapping library. (bsd3, database, library)2022-01-020.12.0BorisLykah
groundhog-converters60.01Extended Converter Library for groundhog embedded types (bsd3, database, groundhog, groundhog------------------------, library)2016-03-180.1.0scottmurphy09
groundhog-inspector360.01Type-safe datatype-database mapping library. (bsd3, database, library, program)2019-12-160.11.0BorisLykah
groundhog-mysql320.01MySQL backend for the groundhog library. (bsd3, database, library)2022-01-020.12BorisLykah
groundhog-postgresql452.01PostgreSQL backend for the groundhog library. (bsd3, database, library)2022-01-020.12BorisLykah
groundhog-sqlite420.02Sqlite3 backend for the groundhog library (bsd3, database, library)2022-01-020.12.0BorisLykah
groundhog-th442.03Type-safe datatype-database mapping library. (bsd3, database, library)2022-01-020.12BorisLykah
group-by-date430.01Shell command for grouping files by dates into folders (bsd3, console, program)2023-01-150.1.0.5HenningThielemann
group-theory112.250The theory of groups (algebra, bsd3, groups, library, math, permutations)2021-05-180.2.2ReedMullanix, topos
grouped-list190.01Grouped lists. Equal consecutive elements are grouped. (bsd3, data, library)2022-03-150.2.3.0DanielDiaz
groupoid (deprecated)150.01A Groupoid class (bsd3, data, deprecated, library)2009-09-270.1.0StephenTetley
groupoids (deprecated in favor of semigroupoids)252.06This package has been absorbed into semigroupoids 4.0 (bsd3, categories, control, deprecated, library)2013-10-134.0EdwardKmett
groups1440.023Groups (algebra, bsd3, data, library, math)2021-05-140.5.3NathanVanDoorn
groups-generic170.00Generically derive Group instances. (algebra, bsd3, library, math)2022-12-040.3.1.0sheaf
grpc-api-etcd60.01Generated messages and instances for etcd gRPC. (bsd3, grpc, library)2018-09-150.2.0.0LucasDiCioccio
grpc-etcd-client130.01gRPC client for etcd (bsd3, distributed-computing, library)2018-09-150.1.2.0LucasDiCioccio
gsc-weighting210.01Generic implementation of Gerstein/Sonnhammer/Chothia weighting. (bsd3, clustering, library)2015-07-210.2.2FelipeLessa
gsl-random240.04Bindings the the GSL random number generation facilities. (bsd3, library, math)2017-09-150.5.3PatrickPerry
gsmenu130.01A visual generic menu (bsd3, program, tools)2022-05-243.1TroelsHenriksen
gssapi120.01libgssapi and libkrb5 bindings for haskell (bsd3, library, network)2017-11-220.2.0.1ondrap
gssapi-wai190.01WAI Middleware for SPNEGO authentiaction (bsd3, library, network)2018-10-300.1.2.3ondrap
gstorable80.01Generic implementation of Storable (bsd3, data, library)2018-01-310.1.0.3
gtfs60.01The General Transit Feed Specification format (bsd3, data, library)2010-09-270.1KeeganMcAllister
gtfs-realtime50.00GTFS RealTime protobafs library (autogenerated from .proto file) (bsd3, data, library)2018-12-090.2.0.0CthulhuDen
gtk-helpers140.02A collection of auxiliary operations and widgets related to Gtk+ (bsd3, graphics, library)2020-06-050.1.0IvanPerez, keera_studios_ci
gtk-sni-tray392.01A standalone StatusNotifierItem/AppIndicator tray (bsd3, library, program, system)2022-09-170.1.8.1eyevanmalicesun
gtk-strut320.02Library for creating strut windows with gi-gtk (bsd3, library, system)2022-09-170.1.3.2eyevanmalicesun
gtk-toy60.01Convenient Gtk canvas with mouse and keyboard input. (bsd3, graphics, gui, library)2012-01-220.2.0MichaelSloan
gtk3-helpers120.00A collection of auxiliary operations and widgets related to Gtk (bsd3, graphics, library)2020-06-050.1.0keera_studios_ci
guarded-allocation150.04Memory allocation with added stress tests and integrity checks (bsd3, debug, library)2019-01-220.0.1HenningThielemann
guarded-rewriting60.01Datatype-generic rewriting with preconditions (bsd3, generics, library)2010-03-030.1JosePedroMagalhaes
guardian180.00The border guardian for your package dependencies (bsd3, development, library, program)2024-02-220.5.0.0HiromiIshii
guess-combinator80.01Generate simple combinators given their type (bsd3, development, library)2012-05-160.1.1EtienneLaurin
gw40.00ghcWithPackages cmdline util (bsd3, program, utility)2019-05-120.1chessai
hArduino160.02Control your Arduino board from Haskell. (bsd3, hardware, library)2022-12-151.2LeventErkok
hDFA50.01A simple library for representing and minimising DFAs. (bsd3, data, library)2012-06-150.0.2PeterGammie
hF2 (deprecated in favor of eccrypto)90.02F(2^e) math for cryptography (bsd3, cryptography, deprecated, library)2013-03-090.2MarcelFourne
hGelf50.01Haskell GELF library (bsd3, library, network)2012-05-030.1AndyGeorges
hLLVM50.01A library for analyzing and transforming LLVM (3.5) assembly codes (bsd3, compilers-interpreters, library, program)2015-04-150.5.0.1NingWang
hMollom130.01Library to interact with the @Mollom anti-spam service (bsd3, library, network)2012-04-260.4.0AndyGeorges
hPDB332.01Protein Databank file format library (bioinformatics-, bsd3, library)2018-07-141.5.0.0MichalGajda
hPDB-examples220.01Examples for hPDB library (bioinformatics-, bsd3, program)2018-07-141.5.0.0MichalGajda
hPushover70.01Pushover.net API functions (bsd3, library, saas)2015-04-060.2WJWH
hR (deprecated)70.01R bindings and interface (bsd3, deprecated, foreign, library, math)2012-03-050.1.1DylanSimon
hRESP150.01haskell implementation of RESP (REdis Serialization Protocol). (bsd3, database, library)2014-09-300.1.0.0YiHuang
hS3320.03Interface to Amazon's Simple Storage Service (S3) (bsd3, library, network, program, web)2014-09-280.5.9GergelyRisko, GregHeartsfield
hScraper42.251A Haskell library to scrape and crawl web-pages (bsd3, library, web)2015-11-090.1.0.0nishant
hSimpleDB90.01Interface to Amazon's SimpleDB service. (bsd3, database, library, network, web)2009-09-170.3DavidHimmelstrup
hTalos50.01Parser, print and manipulate structures in PDB file format. (bioinformatics-, bsd3, library)2013-11-230.2MichalGajda
hTensor280.02Multidimensional arrays and simple tensor computations. (bsd3, library, math)2016-11-020.9.1AlbertoRuiz, DominicSteinitz
hXmixer180.01A Gtk mixer GUI application for FreeBSD (bsd3, program, sound)2015-05-120.3.0.0colinrmitchell
haar52.01Haar wavelet transforms (bsd3, library, math)2014-09-220.1AmyDeBuitleir
habit60.00Haskell message bot framework (bsd3, library, program, web)2017-01-250.2.2.0akru
hablo70.00A minimalist static blog generator (bsd3, library, program, web)2021-01-201.1.0.1tissevert
hacanon-light200.01Template Haskell framework for automatic FFI code generation. (bsd3, ffi-tools, library)2008-10-282008.10.28DavidHimmelstrup
hack (deprecated in favor of hack2)490.028a Haskell Webserver Interface (bsd3, deprecated, library, web)2012-02-062012.2.6AlbertoCorona, JinjingWang
hack-contrib (deprecated)280.012Hack contrib (bsd3, deprecated, library, web)2010-09-292010.9.28JinjingWang
hack-frontend-happstack (deprecated)150.01hack-frontend-happstack (bsd3, deprecated, library, web)2009-06-242009.6.24.1JinjingWang
hack-frontend-monadcgi (deprecated in favor of wai-frontend-monadcgi)150.02Allows programs written against MonadCGI to run with any hack handler. (deprecated) (bsd3, deprecated, library, web)2012-01-190.0.3.1MichaelSnoyman
hack-handler-cgi (deprecated in favor of wai-extra)150.02Hack handler using CGI protocol. (deprecated) (bsd3, deprecated, library, web)2012-01-190.2.0.2MichaelSnoyman
hack-handler-fastcgi (deprecated in favor of wai-handler-fastcgi)120.01Hack handler direct to fastcgi (deprecated) (bsd3, deprecated, library, web)2012-01-190.2.0.1MichaelSnoyman
hack-handler-happstack (deprecated)130.02Hack Happstack server handler (bsd3, deprecated, library, web)2009-12-202009.12.20JinjingWang
hack-handler-hyena (deprecated)200.01Hyena hack handler (bsd3, deprecated, library, web)2010-03-152010.3.15JinjingWang
hack-handler-simpleserver (deprecated in favor of warp)130.03A simplistic HTTP server handler for Hack. (deprecated) (bsd3, deprecated, library, web)2012-02-060.2.2AlbertoCorona, MichaelSnoyman, UweSchmidt
hack-middleware-cleanpath (deprecated)70.01Applies some basic redirect rules to get cleaner paths. (deprecated) (bsd3, deprecated, library, web)2012-01-190.0.1.1MichaelSnoyman
hack-middleware-clientsession (deprecated)110.01Middleware for easily keeping session data in client cookies. (deprecated) (bsd3, deprecated, library, web)2012-01-190.0.1.1MichaelSnoyman
hack-middleware-gzip (deprecated in favor of wai-extra)130.01Automatic gzip compression of responses. (deprecated) (bsd3, deprecated, library, web)2012-01-190.0.0.1MichaelSnoyman
hack-middleware-jsonp (deprecated in favor of wai-extra)70.01Automatic wrapping of JSON responses to convert into JSONP. (deprecated) (bsd3, deprecated, library, web)2012-01-190.0.2.1MichaelSnoyman
hack2120.012a Haskell Webserver Interface (V2) (bsd3, library, web)2014-11-172014.11.17JinjingWang
hack2-contrib350.04Hack2 contrib (bsd3, library, web)2015-05-032015.5.4JinjingWang
hack2-contrib-extra190.01Hack2 contrib extra (bsd3, library, web)2014-12-202014.12.20JinjingWang
hack2-handler-happstack-server60.01Hack2 Happstack server handler (bsd3, library, web)2011-06-202011.6.20JinjingWang
hack2-handler-mongrel2-http70.01Hack2 Mongrel2 HTTP handler (bsd3, library, web)2011-10-312011.10.31JinjingWang
hack2-handler-snap-server100.04Hack2 Snap server handler (bsd3, library, web)2015-03-092015.3.9JinjingWang
hack2-handler-warp140.01Hack2 warp handler (bsd3, library, web)2012-05-252012.5.25JinjingWang
hack2-interface-wai140.02Hack2 interface to WAI (bsd3, library, web)2017-01-042017.1.4JinjingWang
hackage-api60.00An API binding to Hackage API (bsd3, distribution, library)2021-01-020.1.0Poscat
hackage-db740.08Access cabal-install's Hackage database via Data.Map (bsd3, distribution, library)2023-04-112.1.3PeterSimons, sternenseemann, jophish, cdepillabout, maralorn, expipiplus1
hackage-plot120.01Generate cumulative graphs of hackage uploads (bsd3, distribution, program)2013-01-120.2.1DonaldStewart
hackage-processing60.01Process 00-index.tar.gz from Hackage (bsd3, distribution, program)2016-05-030.0.0.1HenningThielemann
hackage-repo-tool252.01Manage secure file-based package repositories (bsd3, distribution, program)2022-08-150.1.1.3DuncanCoutts, EdskoDeVries, HerbertValerioRiedel, MikolajKonarski
hackage-security2790.06Hackage security library (bsd3, distribution, library)2023-12-200.6.2.4AndreasAbel, DuncanCoutts, EdskoDeVries, HerbertValerioRiedel, MikolajKonarski
hackage-security-HTTP190.01Hackage security bindings against the HTTP library (bsd3, distribution, library)2020-11-020.1.1.1DuncanCoutts, EdskoDeVries, HerbertValerioRiedel, MikolajKonarski
hackage-server52.01The Hackage web server (bsd3, distribution)2014-12-040.5.0DuncanCoutts
hackage-sparks150.01Generate sparkline graphs of hackage statistics (bsd3, distribution, program)2011-06-180.5.1DonaldStewart
hackage-whatsnew110.01Check for differences between working directory and hackage (bsd3, distribution, program)2018-11-140.1.3JeremyShaw
hackage2hwn160.01Convert Hackage RSS feeds to wiki format for publishing on Haskell.org (bsd3, distribution, program)2009-02-220.5.1DonaldStewart
hackage2twitter30.01Send new Hackage releases to Twitter (bsd3, distribution, program, web)2009-05-210.2.1TomLokhorst
hackager100.01Hackage testing tool (bsd3, compiler, ghc, program, testing)2015-11-201.3.0.1DavidTerei
hackmanager30.00Generate useful files for Haskell projects (bsd3, development, library, program)2015-08-230.1.0.0AlexanderThiemann
haddock1182.2510A documentation-generation tool for Haskell libraries (bsd3, documentation, program)2023-09-222.29.1BenGamari, DavidWaern, HerbertValerioRiedel, MateuszKowalczyk, SimonHengel, SimonMarlow, alexbiehl, Helkafen, harpocrates, hecate
haddock-leksah (deprecated in favor of haddock)60.02A documentation-generation tool for Haskell libraries (bsd3, deprecated, development, program)2010-03-072.6.0JuergenNicklischFranken
haddock-test (deprecated)80.01Test utilities for Haddock (bsd3, deprecated, documentation, library)2016-06-060.0.1Helkafen
haddocset150.01Generate docset of Dash by Haddock haskell documentation tool (bsd3, distribution, program)2017-08-140.4.3HirotomoMoriwaki
hadoop-streaming220.00A simple Hadoop streaming library (bsd3, cloud, distributed-computing, library, mapreduce)2020-05-180.2.0.3zliu41
hafar40.00Affine arithmetic library for Haskell (bsd3, library, numeric)2020-04-140.1.1.0j_jaager
haggle220.00A graph library offering mutable, immutable, and inductive graphs (bsd3, data-structures, graphs, library)2023-08-210.3TristanRavitch
haha240.02A simple library for creating animated ascii art on ANSI terminals. (bsd3, graphics, library, program)2012-06-050.3.1.1ErikHesselink, SebastiaanVisser
haiji420.01A typed template engine, subset of jinja2 (bsd3, library, text)2022-09-210.3.4.0NoriyukiOhkawa
hailgun-simple190.01Easy-to-use wrapper for the hailgun package (bsd3, library, mail)2016-11-120.1.0.0cdepillabout
hakaru120.02A probabilistic programming language (bsd3, language, library, program)2020-11-020.7.0pravnar, z
hako60.01A mako-like quasi-quoter template library (bsd3, library, text)2012-11-281.0.0TobiasDammers
hakyll3632.7530A static website compiler library (bsd3, library, program, web)2023-09-204.16.2.0JasperVanDerJeugt, AlexanderBatischev
hakyll-R (deprecated in favor of R-pandoc)60.01A package allowing to write Hakyll blog posts in Rmd (bsd3, deprecated, library, web)2015-07-120.1.0.3CorentinDupont
hakyll-agda310.01Wrapper to integrate literate Agda files with Hakyll (bsd3, library, web)2021-04-120.1.13FrancescoMazzoli
hakyll-blaze-templates (deprecated)50.01Blaze templates for Hakyll (bsd3, deprecated, library, web)2013-05-080.1.1.0SimonasKazlauskas
hakyll-contrib90.01Extra modules for the hakyll website compiler (bsd3, library, program, web)2012-07-080.1.0.1JasperVanDerJeugt
hakyll-contrib-csv60.01Generate Html tables from Csv files (bsd3, library, web)2016-05-190.1.0.2narrative
hakyll-contrib-elm50.00Compile Elm code for inclusion in Hakyll static site. (bsd3, library, program, web)2016-05-190.1.0.1narrative
hakyll-contrib-links70.01A hakyll library that helps maintain a separate links database. (bsd3, hakyll, library, web)2012-10-120.2.0.0PiyushKurur
hakyll-convert170.01Convert from other blog engines to Hakyll. (bsd3, library, program, tools)2021-03-120.3.0.4EricKow, AlexanderBatischev
hakyll-dhall140.00Dhall compiler for Hakyll (bsd3, library, program, web)2023-12-270.2.5.0jle
hakyll-dir-list80.01Allow Hakyll to create hierarchical menues from directories. (bsd3, library, web)2018-09-081.0.0.4RobertHennig
hakyll-elm80.01Hakyll wrapper for the Elm compiler. (bsd3, library, web)2014-01-220.2.1maxiepoo
hakyll-favicon110.00 (bsd3, library, program, web)2017-04-230.1.0elaye
hakyll-images402.00Hakyll utilities to work with images (bsd3, library, web)2023-06-301.2.1LaurentRDC
hakyll-process90.01Hakyll compiler for arbitrary external processes. (bsd3, library, web)2021-09-240.0.3.0jhmcstanton
hakyll-typescript70.00Typescript and javascript hakyll compilers. (bsd3, library, web)2020-11-020.0.2.0jhmcstanton
hakyllbars80.00A Hakyll compiler for Handlebars-like templates (bsd3, library, program, web)2023-11-161.0.1.0keywordsalad
hal600.01A runtime environment for Haskell applications running on AWS Lambda. (aws, bsd3, library, web)2023-12-191.1nikeoss
halberd240.01A tool to generate missing import statements for Haskell modules. (bsd3, development, library, program)2014-09-170.1.2.9ErikHesselink
half1952.016Half-precision floating-point (bsd3, library, numeric)2021-01-040.3.1EdwardKmett, phadej, ryanglscott
halfs50.01The HAskelL File System ("halfs" -- intended for use on the HaLVM) (bsd3, library, program, system)2012-10-102.0GwernBranwen, JoelStanley
halide-JuicyPixels30.00Integration between Halide and JuicyPixels (bsd3, language, library)2023-05-220.0.2.1tom_westerhout
halide-arrayfire30.00Integration between Halide and ArrayFire (bsd3, language, library)2023-05-220.0.2.0tom_westerhout
halide-haskell40.02Haskell bindings to Halide (bsd3, language, library, program)2023-05-220.0.2.0tom_westerhout
hall-symbols151.51Symmetry operations generater of Hall Symbols (bsd3, chemistry, library)2020-07-210.1.0.6narumij
halves60.01Split or combine data structures to and from halves, quarters, eighths (bsd3, data, library)2018-10-150.1.0.1puffnfresh
halvm-web40.01A simple, static HaLVM web server (bsd3, program, web)2016-10-130.3.0.0AdamWick
hamid120.02Binding to the OS level Midi services (fork of system-midi). (bsd3, library, sound, system)2013-05-300.10HansHoglund
hamilton140.00Physics on generalized coordinate systems using Hamiltonian Mechanics and AD (bsd3, library, physics, program)2018-03-210.1.0.3jle
hamtmap80.01A purely functional and persistent hash map (bsd3, data-structures, library)2011-01-200.3KevinWuWon
hamtsolo150.01Intel AMT serial-over-lan (SOL) client (bsd3, network, program)2022-01-201.0.4jgalowicz
hamusic120.01Library to handle abstract music (bsd3, library, music, program)2009-08-040.1.2.1SamuelSilva
han2zen190.00Convert Halfwidth Katakana to Fullwidth Katakana. (bsd3, library, text)2018-12-230.1WataruYamada
hanabi-dealer260.00Hanabi card game (bsd3, game, library)2022-10-200.15.1.1SusumuKatayama
handle-like300.05HandleLike class (bsd3, common-parts, library)2015-09-090.1.0.3YoshikuniJujo
handsy240.01A DSL to describe common shell operations and interpeters for running them locally and remotely. (bsd3, library, system)2017-04-090.0.14.1utdemir
handwriting150.00API Client for the handwriting.io API. (bsd3, library, network, program)2016-03-110.1.0.3IsmailMustafa
hans110.06Network Stack (bsd3, library, networking)2017-05-153.0.2TrevorElliott
hans-pcap70.01Driver for real ethernet devices for HaNS (bsd3, library, networking)2015-01-100.1.0.2tolysz
hans-pfq30.01Driver for real ethernet devices for HaNS (bsd3, library, networking)2015-01-130.1.0.0tolysz
happraise50.01A small program for counting the comments in haskell source (bsd3, development, program)2008-05-020.1AllanClark
happs-hsp50.01 (bsd3, library, unclassified)2008-04-110.1DavidHimmelstrup
happs-hsp-template50.01Utilities for using HSP templates in HAppS applications. (bsd3, library, web)2008-05-200.2DavidHimmelstrup
happs-tutorial370.01A Happstack Tutorial that is its own web 2.0-type demo. (bsd3, program, web)2010-05-110.9.5CreightonHogg, ThomasHartman
happstack (deprecated in favor of happstack-server)450.04The haskell application server stack + code generation (bsd3, deprecated, distributed-computing, library, web)2014-06-267.0.2JeremyShaw, MatthewElder
happstack-auth100.01A Happstack Authentication Suite (bsd3, library, web)2010-10-040.2.1.1NilsSchweinsberg
happstack-authenticate590.010Happstack Authentication Library (bsd3, library, web)2022-04-262.6.1JeremyShaw
happstack-clientsession270.01client-side session data (bsd3, happstack, library, web)2021-04-097.3.3JeremyShaw
happstack-contrib70.01Web related tools and services. (bsd3, distributed-computing, library, web)2009-03-040.2.1MatthewElder
happstack-data (deprecated in favor of safecopy)180.011Happstack data manipulation libraries (bsd3, deprecated, distributed-computing, library, web)2012-02-086.0.1JeremyShaw, MatthewElder
happstack-dlg80.01Cross-request user interactions for Happstack (bsd3, library, web)2010-02-030.1.2ChrisSmith
happstack-facebook (deprecated in favor of fb)150.01A package for building Facebook applications using Happstack (bsd3, deprecated, language, library, web)2011-02-060.30JeremyShaw
happstack-fastcgi220.03Happstack extension for use with FastCGI. (bsd3, library, web)2014-03-070.1.5ChrisEidhof, EelcoLempsink, tomberek
happstack-fay90.01Support for using Fay with Happstack (bsd3, happstack, library)2013-03-050.2.0JeremyShaw
happstack-fay-ajax50.02Support for using Fay with Happstack (bsd3, happstack, library)2013-03-050.2.0JeremyShaw
happstack-foundation340.01Glue code for using Happstack with acid-state, web-routes, reform, and HSP (bsd3, happstack, library)2022-04-220.5.9.3JeremyShaw
happstack-hamlet230.01Support for Hamlet HTML templates in Happstack (bsd3, happstack, library, web)2014-04-017.0.4JeremyShaw
happstack-heist270.01Support for using Heist templates in Happstack (bsd3, happstack, library, web)2014-10-147.2.4JeremyShaw
happstack-helpers250.01Convenience functions for Happstack. (bsd3, distributed-computing, library)2011-05-020.56CreightonHogg, RussellOConnor, ThomasHartman
happstack-hsp590.011Support for using HSP templates in Happstack (bsd3, happstack, library, web)2023-01-237.3.7.7JeremyShaw
happstack-hstringtemplate170.01Support for using HStringTemplate in Happstack (bsd3, happstack, library, web)2014-06-267.0.4JeremyShaw
happstack-ixset (deprecated in favor of ixset)150.07Efficient relational queries on Haskell sets. (bsd3, deprecated, distributed-computing, library, web)2011-04-256.0.1JeremyShaw, MatthewElder
happstack-jmacro452.04Support for using JMacro with Happstack (bsd3, happstack, library, web)2024-01-107.0.12.6JeremyShaw
happstack-lite430.01Happstack minus the useless stuff (bsd3, happstack, library, web)2022-04-227.3.8JeremyShaw
happstack-monad-peel80.01monad-peel instances for Happstack types (bsd3, happstack, library, web)2013-02-220.1NilsSchweinsberg
happstack-plugins280.01The haskell application server stack + reload (bsd3, happstack, library, web)2012-11-297.0.2JeremyShaw
happstack-server2132.2554Web related tools and services. (bsd3, happstack, web)2023-12-147.9.0JeremyShaw, MatthewElder
happstack-server-tls820.03extend happstack-server with https:// support (TLS/SSL) (bsd3, happstack, library, web)2024-01-107.2.1.5JeremyShaw
happstack-server-tls-cryptonite40.01Extend happstack-server with native HTTPS support (TLS/SSL) (bsd3, happstack, library, web)2015-08-070.1.1blaze
happstack-state (deprecated in favor of acid-state)420.09Event-based distributed state. (bsd3, deprecated, distributed-computing, library, web)2012-02-166.1.4JeremyShaw, MatthewElder
happstack-static-routing170.01Support for static URL routing with overlap detection for Happstack. (bsd3, distributed-computing, library, web)2022-02-240.7.0.0GracjanPolak, MikhailGlushenkov, arybczak, jonathanjouty_scrive, trin_cz
happstack-util (deprecated)190.09Web framework (bsd3, deprecated, distributed-computing, library, web)2012-02-016.0.3JeremyShaw, MatthewElder
happstack-yui (deprecated)170.01Utilities for using YUI3 with Happstack. (bsd3, deprecated, happstack, library, web)2012-10-207373.5.3DagOdenhall
happy-meta440.02Quasi-quoter for Happy parsers (bsd3, development, library)2023-02-240.2.1.0JonasDuregard, ArtemPelenitsyn
hapstone142.01Capstone bindings for Haskell (bsd3, disassembler, library)2016-06-130.2.0.1ibabushkin
haquery40.01jQuery for Haskell. (bsd3, html, library)2016-10-150.1.1.3crufter
har250.01HAR spec in Haskell (bsd3, data, library)2017-04-270.4.0HaishengWu
hardware-edsl120.02Deep embedding of hardware descriptions with code generation. (bsd3, language, library)2021-06-150.1.6mararon
harg192.00Haskell program configuration using higher kinded data (bsd3, cli, hkd, library, options, parsing, system)2021-03-040.5.0.0alexpeits
harp220.06HaRP allows pattern-matching with regular expressions (bsd3, language, library)2023-01-230.4.3.6DavidFox, GwernBranwen, JeremyShaw, NiklasBroberg
harpy170.01Runtime code generation for x86 machine code (bsd3, code-generation, library)2015-05-260.6.0.2DirkKleeblatt, MartinGrabmueller
has130.02Entity based records (bsd3, data, library)2019-03-310.6.0.1YusakuHashimoto
has-th40.01Template Haskell function for Has records. (bsd3, data, library)2010-11-220.1ChrisDone
hasbolt471.252Haskell driver for Neo4j 3+ (BOLT protocol) (bsd3, database, library)2023-12-100.1.7.0zmactep, maksbotan
hasbolt-extras480.01Extras for hasbolt library (bsd3, database, library, program)2023-09-280.0.3.1ozzzzz, maksbotan
hascard230.00A TUI for reviewing notes using 'flashcards' written with markdown-like syntax. (application, bsd3, library, program)2023-12-230.6.0.1Yvee1
hash122.02Hashing tools (bsd3, data, hash, library)2013-03-270.2.0.1EdwardKmett, EricMertens, ryanglscott
hash-tree120.01Merkle Hash Tree (bsd3, data, library)2017-10-180.0.0KazuYamamoto
hashable7021.51051A class for types that can be converted to a hash value (bsd3, data, library)2023-07-291.4.3.0BryanOSullivan, HerbertValerioRiedel, JohanTibell, MilanStraka, phadej
hashable-accelerate50.01A class for types which can be converted into a hash value (accelerate, bsd3, data, library)2020-08-280.1.0.0TrevorMcDonell
hashable-extras (deprecated in favor of hashable)180.05Higher-rank Hashable (bsd3, data, deprecated, hash, library)2016-01-170.2.3EdwardKmett
hashable-generics160.01Automatically generates Hashable instances with GHC.Generics. (bsd3, data, library)2016-05-251.1.10ClarkGaebel
hashable-orphans60.02Provides instances missing from Hashable. (bsd3, data, library)2022-09-090.1davean
hashable-time (deprecated in favor of time-compat)460.06Hashable instances for Data.Time (bsd3, data, deprecated, library)2021-05-200.3phadej, alkar, davew
hashabler122.02Principled, portable & extensible hashing of data and types, including an implementation of the FNV-1a and SipHash algorithms. (bsd3, data, library)2016-11-202.0.0BrandonSimmons
hashed-storage580.03Hashed file storage support code. (bsd3, library, system)2014-04-070.5.11EricKow, PetrRockai
hashmap (deprecated in favor of unordered-containers)502.012Persistent containers Map and Set based on hashing. (bsd3, data, deprecated, library)2018-01-031.3.3MilanStraka, ryanglscott
hashmap-io50.02A Hashmap on io monad. (bsd3, data, library)2021-04-090.1.0.0Lupino
hashring40.01Efficient consistent hashing. (bsd3, data, library)2012-02-080.0.0MichaelCraig
hashtable-benchmark100.01Benchmark of hash table implementations (benchmarking, bsd3, performance, program)2017-01-180.1.1HongchangWu
hashtables2032.582Mutable hash tables in the ST monad (bsd3, data, library)2022-10-021.3.1ErikDeCastroLopo, GregoryCollins, mgmeier
hasim150.01Process-Based Discrete Event Simulation library (bsd3, control, library)2008-12-290.1.2JochemBerndsen
hask50.01Categories (bsd3, control, library)2014-11-100EdwardKmett
hask-home80.01Generate homepages for cabal packages (bsd3, program, unclassified)2009-03-182009.3.18BjornBringert, IsaacJones, SimonHengel
haskdeep50.01Computes and audits file hashes. (bsd3, console, cryptography, program, system)2015-06-010.2.0.1MauroTaraborelli
haskdogs302.01Generate tags file for Haskell project and its nearest deps (bsd3, development, program)2019-01-250.6.0SergeyMironov
haskeline2092.082A command-line interface for user input, written in Haskell. (bsd3, library, user-interfaces)2023-02-220.8.2.1BenGamari, JudahJacobson, LennartAugustsson
haskeline-class120.02Class interface for working with Haskeline (bsd3, library, user-interfaces)2011-08-130.6.2AntoineLatter
haskeline-repl150.01 (bsd3, library, web)2017-05-120.4.0.0reinvdwoerd
haskell-abci30.00Haskell Application BlockChain Interface (ABCI) Server Library (bsd3, library, program, web)2017-08-100.1.0.0cwgoes
haskell-aliyun40.01haskell client of aliyun service. (bsd3, library, network)2012-10-070.1.0.0YiHuang
haskell-bitmex-client50.00Complete BitMEX Client (bsd3, library, program, web)2018-10-120.1.0.1Lucsanszky
haskell-bitmex-rest40.01Auto-generated bitmex API Client (bsd3, library, web)2018-10-120.1.0.0Lucsanszky
haskell-cnc120.01Library for parallel programming in the Intel Concurrent Collections paradigm. (bsd3, control, library, parallelism, program)2011-08-120.1.3.200RyanNewton
haskell-dap1400.03Haskell implementation of the DAP interface data. (bsd3, development, library)2022-11-270.0.16.0phoityne_hs
haskell-debug-adapter1140.01Haskell Debug Adapter. (bsd3, development)2023-04-090.0.39.0phoityne_hs
haskell-disque40.01Client library for the Disque datastore (bsd3, database, library)2017-07-080.0.1.1ArekCzarnik
haskell-docs250.01A program to find and display the docs and type of a name (bsd3, development, library, program)2019-05-154.2.9AnthonyCowley, ChrisDone, IvanMiljenovic
haskell-docs-cli70.00Search Hoogle and navigate Hackage from the command line. (bsd3, development, haskell, library, program)2022-11-201.0.0.0lazamar
haskell-eigen-util90.01Some utility functions for haskell-eigen library (algebra, bsd3, library, math)2016-08-180.1.0.4dilawars
haskell-exp-parser160.02Simple parser parser from Haskell to TemplateHaskell expressions (bsd3, language, library)2020-10-170.1.4EmilAxelsson
haskell-ftp50.01A Haskell ftp server with configurable backend. (bsd3, library, network, program)2012-10-070.1.0.1YiHuang
haskell-generate80.02Typesafe generation of haskell source code (bsd3, code-generation, language, library)2016-01-020.2.4BennoFuenfstueck
haskell-gettext242.03GetText runtime library implementation in pure Haskell (bsd3, library, program, text)2019-01-140.1.2.0IlyaPortnov
haskell-gi-overloading400.058Overloading support for haskell-gi (bindings, bsd3, library)2017-07-301.0inaki
haskell-in-space60.01'Asteroids' arcade games. (bsd3, game, program)2008-06-220.1.1GwernBranwen
haskell-ml60.00Machine learning in Haskell (bsd3, library, machine-learning, program)2018-01-280.4.2DavidBanas
haskell-modbus100.01A cereal-based parser for the Modbus protocol (bsd3, data, library, network, parsing)2014-04-150.3.2JasonHickner
haskell-mpi142.02Distributed parallel programming in Haskell using MPI. (bsd3, distributed-computing, ffi, library)2015-02-081.4.0BerniePope, DmitryAstapov
haskell-names632.255Name resolution library for Haskell (bsd3, language, library)2020-05-260.9.9AdamBergmark, AlexandrRuchkin, RomanCheplyaka, PhilippSchuster
haskell-openflow50.01OpenFlow protocol in Haskell (bsd3, library, network)2013-02-280.0.0.1BrianBrooks
haskell-overridez72.01Manage nix overrides for haskell packages (bsd3, distribution, nix, program)2018-07-260.10.3.0adetokunbo
haskell-platform-test60.01A test system for the Haskell Platform environment (bsd3, distribution, program)2010-07-172010.2.0.0DonaldStewart
haskell-player121.50A terminal music player based on afplay (bsd3, library, program, sound)2016-06-050.1.3.3potomak
haskell-qrencode140.03Haskell bindings for libqrencode. (bsd3, data, library)2013-01-171.0.4JamesSanders
haskell-say480.00Let the Haskell logo talk to your users! (bsd3, console, library, program, text, utils)2020-04-051.0.0.0DrewHaven
haskell-src820.040Support for manipulating Haskell source code (bsd3, language, library)2022-02-071.0.4AndreasAbel, ConradParker, DonaldStewart, HerbertValerioRiedel, IanLynagh, RossPaterson
haskell-src-exts5682.5158Manipulating Haskell source: abstract syntax, lexer, parser, and pretty-printer (bsd3, language, library)2020-06-021.23.1AdamBergmark, DanBurton, GwernBranwen, NiklasBroberg, PeterJonsson, RomanCheplyaka, mpickering
haskell-src-exts-observe40.02Observable orphan instances for haskell-src-exts (bsd3, language, library)2017-08-170.1.0PepeIborra
haskell-src-exts-prisms40.01Prisms with newtype wrappers for haskell-src-exts (bsd3, language, library)2016-08-071.18.2.0DanielWaterworth
haskell-src-exts-qq150.03A quasiquoter for haskell-src-exts. (bsd3, language, library)2015-10-140.7MathieuBoespflug
haskell-src-exts-sc130.01Pretty print haskell code with comments (bsd3, language, library)2018-04-100.1.0.6achirkin
haskell-src-exts-util510.02Helper functions for working with haskell-src-exts trees (bsd3, language, library)2019-04-110.2.5NeilMitchell, PepeIborra
haskell-src-match40.00Testing code generators piece by piece. (bsd3, library, testing)2020-08-230.0.0.1MichalGajda
haskell-src-meta3370.0114Parse source to template-haskell abstract syntax. (bsd3, language, library, template-haskell)2023-11-120.8.13AdamBergmark, BenMillwood, DanBurton, GeoffreyMainland, JonasDuregard, MattMorrow, TroelsHenriksen
haskell-src-meta-mwotton (deprecated in favor of haskell-src-meta)40.04Parse source to template-haskell abstract syntax. (bsd3, deprecated, language, library)2010-07-180.1.0MarkWotton
haskell-time-range100.01Some useful wrappers and functions for building time ranges (bsd3, lenses, library, time)2017-04-040.2.0.1schalmers
haskell-to-elm140.01Generate Elm types and JSON encoders and decoders from Haskell types (bsd3, compiler, elm, language, library)2021-03-090.3.2.0OlleFredriksson, rickowens
haskell-tools-ast330.013Haskell AST for efficient tooling (bsd3, language, library)2019-01-091.1.1.0lazac
haskell-tools-ast-fromghc80.02Creating the Haskell-Tools AST from GHC's representations (bsd3, language, library)2016-10-050.2.0.0lazac
haskell-tools-ast-gen60.02Facilities for generating new parts of the Haskell-Tools AST (bsd3, language, library)2016-10-050.2.0.0lazac
haskell-tools-ast-trf60.03Conversions on Haskell-Tools AST to prepare for refactorings (bsd3, language, library)2016-10-050.2.0.0lazac
haskell-tools-backend-ghc360.05Creating the Haskell-Tools AST from GHC's representations (bsd3, language, library)2019-01-091.1.1.0lazac
haskell-tools-builtin-refactorings130.04Refactoring Tool for Haskell (bsd3, language, library)2019-01-091.1.1.0lazac
haskell-tools-cli270.00Command-line frontend for Haskell-tools Refact (bsd3, language, library, program)2019-01-091.1.1.0lazac
haskell-tools-daemon230.01Background process for Haskell-tools that editors can connect to. (bsd3, language, library, program)2019-01-091.1.1.0lazac
haskell-tools-debug240.00Debugging Tools for Haskell-tools (bsd3, language, library, program)2019-01-091.1.1.0lazac
haskell-tools-demo290.00A web-based demo for Haskell-tools Refactor. (bsd3, language, library, program)2019-01-091.1.1.0lazac
haskell-tools-experimental-refactorings130.01Refactoring Tool for Haskell (bsd3, language, library)2019-01-091.1.1.0lazac
haskell-tools-prettyprint300.08Pretty printing of Haskell-Tools AST (bsd3, language, library)2019-01-091.1.1.0lazac
haskell-tools-refactor300.06Refactoring Tool for Haskell (bsd3, language, library)2019-01-091.1.1.0lazac
haskell-tools-rewrite300.03Facilities for generating new parts of the Haskell-Tools AST (bsd3, language, library)2019-01-091.1.1.0lazac
haskell-tor60.00A Haskell Tor Node (bsd3, library, network)2015-12-010.1.2AdamWick
haskell-type-exts50.01A type checker for Haskell/haskell-src-exts (bsd3, language, library)2012-04-020.1.0NiklasBroberg
haskell-tyrant60.01Haskell implementation of the Tokyo Tyrant binary protocol (bsd3, database, library)2011-07-020.4PeterScott, TravisBrady
haskell-xmpp (deprecated)230.01Haskell XMPP (eXtensible Message Passing Protocol, a.k.a. Jabber) library (bsd3, deprecated, library, network, program)2022-05-242.0.4
haskell2010120.011Compatibility with Haskell 2010 (bsd3, haskell2010, library, prelude)2014-03-221.1.2.0AustinSeipp, HerbertValerioRiedel, IanLynagh
haskell202040.00Haskell 2020[draft] Standard Library (bsd3, haskell2020, library, prelude)2018-12-310.1.0.0HerbertValerioRiedel
haskell98190.0352Compatibility with Haskell 98 (bsd3, haskell98, library, prelude)2014-03-222.0.0.3AustinSeipp, HerbertValerioRiedel, IanLynagh
haskell98libraries70.01Compatibility with Haskell 98 (bsd3, haskell98, library)2013-09-062.0.0.2ThomasHallgren
haskelldb170.022A library of combinators for generating and executing SQL statements. (bsd3, database, library)2014-09-292.2.4BjornBringert, JustinBailey
haskelldb-connect-hdbc (deprecated)40.05Bracketed HDBC session for HaskellDB (bsd3, database, deprecated, library)2012-11-180.1.0.0KeiHibino
haskelldb-connect-hdbc-catchio-mtl (deprecated)40.01Bracketed HaskellDB HDBC session using MonadCatchIO-mtl (bsd3, database, deprecated, library)2012-11-180.1.0.0KeiHibino
haskelldb-connect-hdbc-catchio-tf (deprecated)40.01Bracketed HaskellDB HDBC session using MonadCatchIO-transformers (bsd3, database, deprecated, library)2012-11-200.1.0.0KeiHibino
haskelldb-connect-hdbc-catchio-transformers (deprecated)30.01Bracketed HaskellDB HDBC session using MonadCatchIO-transformers (bsd3, database, deprecated, library)2012-11-180.1.0.0KeiHibino
haskelldb-connect-hdbc-lifted (deprecated)60.01Bracketed HaskellDB HDBC session using lifted-base (bsd3, database, deprecated, library)2012-11-180.1.0.0KeiHibino
haskelldb-dynamic40.01HaskellDB support for the dynamically loaded drivers. (bsd3, database, library, program)2012-10-121.0.0BjornBringert, JustinBailey
haskelldb-flat70.01An experimental HaskellDB back-end in pure Haskell (no SQL) (bsd3, database, library, program)2012-10-121.0.1BjornBringert, JustinBailey
haskelldb-hdbc150.06HaskellDB support for HDBC. (bsd3, database, library)2015-08-172.2.4BjornBringert, JustinBailey
haskelldb-hdbc-mysql50.01HaskellDB support for the HDBC MySQL driver. (bsd3, database, library, program)2011-05-090.1.1AndrewMiller
haskelldb-hdbc-odbc160.02HaskellDB support for the HDBC ODBC driver. (bsd3, database, library, program)2012-10-252.1.2BjornBringert, JustinBailey
haskelldb-hdbc-postgresql180.01HaskellDB support for the HDBC PostgreSQL driver. (bsd3, database, library, program)2012-10-252.1.2BjornBringert, JustinBailey
haskelldb-hdbc-sqlite3140.01HaskellDB support for the HDBC SQLite driver. (bsd3, database, library, program)2012-10-252.1.2BjornBringert, JustinBailey
haskelldb-hsql40.07HaskellDB support for HSQL. (bsd3, database, library)2012-10-121.0.0BjornBringert, JustinBailey
haskelldb-hsql-mysql50.01HaskellDB support for the HSQL MySQL driver. (bsd3, database, library, program)2012-10-121.0.0BjornBringert, JustinBailey
haskelldb-hsql-odbc70.01HaskellDB support for the HSQL ODBC driver. (bsd3, database, library, program)2012-10-121.0.0BjornBringert, JustinBailey
haskelldb-hsql-oracle40.01HaskellDB support for the HSQL Oracle driver. (bsd3, database, library, program)2012-10-121.0.0JustinBailey
haskelldb-hsql-postgresql50.01HaskellDB support for the HSQL PostgreSQL driver. (bsd3, database, library, program)2012-10-121.0.0BjornBringert, JustinBailey
haskelldb-hsql-sqlite50.01HaskellDB support for the HSQL SQLite driver. (bsd3, database, library, program)2012-10-121.0.0BjornBringert, JustinBailey
haskelldb-hsql-sqlite350.01HaskellDB support for the HSQL SQLite3 driver. (bsd3, database, library, program)2012-10-121.0.0BjornBringert, JustinBailey
haskelldb-th80.01Template Haskell utilities for HaskellDB. (bsd3, database, library)2010-11-112.1.0JustinBailey
haskelldb-wx30.01HaskellDB support for WXHaskell. (bsd3, database, library)2012-10-121.0.0JustinBailey
haskellish442.00For parsing Haskell-ish languages (bsd3, language, library)2024-02-010.3.2.2dktr0
haskellscript110.01Command line tool for running Haskell scripts with a hashbang. (bsd3, development, program)2015-05-280.2.3seanparsons
haskelm90.01Elm to Haskell translation (bsd3, compiler, language, library, program)2014-03-250.1.12.0jeremondi
haskelzinc110.01CP in Haskell through MiniZinc (bsd3, interfaces, library)2018-03-060.3.1.1klara_mar
haskeme70.00Compiler from I- to S-Expressions for the Scheme Programming Language (bsd3, language, library, program)2019-07-180.1.0.4jumper149
haskey130.01A transactional, ACID compliant, embeddable key-value store. (bsd3, database, library)2019-12-110.3.1.0hverr, skeuchel
haskey-btree140.02B+-tree implementation in Haskell. (bsd3, database, library)2019-05-120.3.0.1hverr, skeuchel
haskey-mtl100.01A monad transformer supporting Haskey transactions. (bsd3, database, library)2018-05-220.3.1.0hverr, skeuchel
haskgame (deprecated in favor of sdl2)180.02Haskell game library. (bsd3, deprecated, graphics, library)2009-08-060.0.6EyalLotem
haskhol-core50.01The core logical system of HaskHOL, an EDSL for HOL theorem proving. (bsd3, library, theorem-provers)2015-02-171.1.0EvanAustin
haskintex380.02Haskell Evaluation inside of LaTeX code. (bsd3, latex, library, program)2023-09-280.8.0.2DanielDiaz
hasklepias (deprecated)240.00embedded DSL for defining epidemiologic cohorts (bsd3, data-science, deprecated, library, program)2021-09-080.20.0bradleysaul
haskoin-bitcoind60.01An adapter for haskoin to network-bitcoin (bsd3, library, network)2019-12-220.4.1wraithm
haskore-vintage170.01The February 2000 version of Haskore. (bsd3, library, music)2015-10-130.3IavorDiatchki
haskseg110.00Simple unsupervised segmentation model (bsd3, library, nlp, program)2019-09-260.1.0.3TomLippincott
hasktags790.02Produces ctags "tags" and etags "TAGS" files for Haskell programs (bsd3, development, library, program)2023-08-100.73.0IanLynagh, MarcWeber, jhenahan
hasktorch60.01Torch for tensors and neural networks in Haskell (ai, bsd3, library, machine-learning, program, tensors)2018-11-020.0.1.0junjihashimoto, stites, tscholak, austinvhuang
hasktorch-codegen50.00Code generation tools for Hasktorch (ai, bsd3, code-generation, ffi-tools, library, machine-learning, program, tensors)2018-11-010.0.1.1stites
hasktorch-ffi-tests80.01Testing library for Hasktorch's FFI bindings (ai, bsd3, ffi, library, machine-learning, tensors)2018-11-010.0.1.0stites
hasktorch-ffi-th70.02Bindings to Torch (ai, bsd3, ffi, library, machine-learning, tensors)2018-11-010.0.1.0stites
hasktorch-ffi-thc80.00Bindings to Cutorch (ai, bsd3, ffi, library, machine-learning, tensors)2018-11-010.0.1.0stites
hasktorch-indef70.00Core Hasktorch abstractions wrapping FFI bindings (ai, bsd3, library, machine-learning, tensors)2018-11-020.0.1.0stites
hasktorch-signatures70.01Backpack signatures for Tensor operations (ai, bsd3, library, machine-learning, program, tensors)2018-11-010.0.1.0stites
hasktorch-signatures-partial60.01Functions to partially satisfy tensor signatures (ai, bsd3, library, machine-learning, tensors)2018-11-010.0.1.0stites
hasktorch-signatures-support70.02Signatures for support tensors in hasktorch (ai, bsd3, library, machine-learning, tensors)2018-11-010.0.1.0stites
hasktorch-signatures-types110.03Core types for Hasktorch backpack signatures (ai, bsd3, library, machine-learning, tensors)2018-11-010.0.1.0stites
hasktorch-types-th80.09C-types for Torch (ai, bsd3, ffi, library, machine-learning, tensors)2018-11-010.0.1.0stites
hasktorch-types-thc110.04C-types for Cutorch (ai, bsd3, ffi, library, machine-learning, tensors)2018-11-010.0.1.0stites
hasktorch-zoo30.00Neural architectures in hasktorch (ai, bsd3, library, machine-learning, tensors)2018-11-020.0.1.0stites
haskus-binary120.02Haskus binary format manipulation (bsd3, library, system)2020-06-081.5SylvainHenry
haskus-system-build130.01Haskus system build tool (bsd3, program, system)2019-03-041.1SylvainHenry
haskus-utils250.01Haskus utility modules (bsd3, library, system)2020-02-211.5SylvainHenry
haskus-utils-compat50.01Compatibility modules with other external packages (ByteString, etc.) (bsd3, library, system)2020-06-181.1SylvainHenry
haskus-utils-data350.04Haskus data utility modules (bsd3, data, library)2021-03-031.4SylvainHenry
haskus-utils-types440.05Haskus types utility modules (bsd3, library, type)2021-02-041.5.1SylvainHenry
haskus-utils-variant620.02Variant and EADT (bsd3, library, system)2024-01-223.4SylvainHenry
haskus-web70.00Haskus web (bsd3, library, system)2019-02-041.1SylvainHenry
haslo80.01Loan calculator engine. (bsd3, finance, library, program)2012-09-270.1.3BartoszWojcik
hasloGUI50.01Loan calculator Gtk GUI. Based on haslo (Haskell Loan) library. (bsd3, financial, program)2012-08-220.1BartoszWojcik
hasmin232.01CSS Minifier (bsd3, library, program, text)2018-12-301.0.3contivero
hasparql-client40.01This package enables to write SPARQL queries to remote endpoints. (bsd3, database, library, semantic-web)2011-03-220.1LuizDamascena
hasql-class70.01Encodable and Decodable classes for hasql (bsd3, database, hasql, library, postgresql)2018-02-090.1.0.0jkarni
hasql-generic70.01Generic encoder and decoder deriving for Hasql (bsd3, library, web)2017-12-280.1.0.5kahnpro
hasql-interpolate190.00QuasiQuoter that supports expression interpolation for hasql (bsd3, database, hasql, library, postgresql)2023-08-290.2.1.0mitchellwrosen, tstat
hasql-listen-notify110.00LISTEN/NOTIFY with hasql (bsd3, concurrency, library)2023-12-270.1.0.1mitchellwrosen
hasql-migration210.02PostgreSQL Schema Migrations (bsd3, database, library)2020-04-270.3.0TvH
hasql-notifications700.03LISTEN/NOTIFY support for Hasql (bsd3, database, hasql, library, postgresql, program)2024-03-130.2.1.0diogob
hasql-pipes150.00A pipe to stream a postgres database cursor in the hasql ecosystem (bsd3, database, library, streaming)2020-10-020.1.0.1PaoloVeronelli
hasql-queue250.00A PostgreSQL backed queue (bsd3, library, program, web)2020-07-061.2.0.2JonathanFischoff
hasql-simple30.01A somewhat opinionated "simpler" API to hasql (bsd3, library, web)2017-09-230.1.0.0AlexanderThiemann
hasqlator-mysql130.00composable SQL generation (bsd3, database, library)2023-06-220.2.0KristofBastiaensen
hasqly-mysql90.00composable SQL generation (bsd3, database, library)2020-08-170.0.1KristofBastiaensen
hastache (deprecated in favor of mustache)420.017Haskell implementation of Mustache templates (bsd3, deprecated, library, program, text)2014-12-230.6.1DaniilFrumin, SergeyLymar
hastache-aeson40.02render hastache templates using aeson values (bsd3, library, text)2015-09-110.1.1.0VladimirKirillov
haste60.01A universal pastebin tool, written in Haskell. (bsd3, program, web)2009-10-120.1.1DavidSiegel
haste-compiler470.07Haskell To ECMAScript compiler (bsd3, compiler, javascript, program, web)2017-09-080.6.0.0AntonEkblad
haste-lib50.08Base libraries for haste-compiler. (bsd3, library, web)2017-09-150.6.0.0AntonEkblad
haste-prim40.02Low level primitives for the Haste compiler. (bsd3, library, web)2017-09-150.6.0.0AntonEkblad
hastily80.00A program to download subtitle files. (bsd3, cli, library, program)2015-10-140.1.0.6sras
hatex-guide280.01HaTeX User's Guide. (bsd3, latex, library)2017-01-131.3.1.6DanielDiaz
hatt200.01A truth table generator for classical propositional logic. (bsd3, library, logic, program)2012-11-241.5.0.3BenedictEastaugh
haveibeenpwned110.00Library for checking for weak/compromised passwords. (bsd3, library, program, web)2020-11-180.2.0.1abrar
haven122.01Recursively retrieve maven dependencies (bsd3, java, program)2019-07-100.2.0.2RyanTrinkle, abrar
hawitter80.01A twitter client for GTK+. Beta version. (bsd3, program, web)2010-03-250.4DaikiHanda
haxl562.2510A Haskell library for efficient, concurrent, and concise data access. (bsd3, concurrency, library)2022-04-192.4.0.0SimonMarlow, algoriddle, niteria
haxl-amazonka60.01Haxl data source for accessing AWS services through amazonka. (bsd3, library, web)2017-01-170.1.1TvH
haxl-facebook30.01An example Haxl data source for accessing the Facebook Graph API (bsd3, concurrency, library, network)2014-06-100.1.0.0SimonMarlow, algoriddle
haxr610.011XML-RPC client and server library. (bsd3, library, network)2023-03-173000.11.5BjornBringert, BrentYorgey, GracjanPolak, SigbjornFinne
haxr-th80.01Automatic deriving of XML-RPC structs for Haskell records. (bsd3, library, unclassified)2010-01-143000.5BjornBringert, GracjanPolak
haxy80.01A simple HTTP proxy server library (bsd3, library, web)2015-08-251.0.1AndreyChudnov
hback140.01N-back memory game (bsd3, game, program)2008-06-190.0.3NorbertWojtowicz
hbayes120.01Bayesian Networks (bsd3, library, math)2016-05-130.5.2alpheccar
hbeanstalk110.01Client for the beanstalkd workqueue service. (bsd3, library, network)2012-09-100.2.4GregHeartsfield
hbeat70.01A simple step sequencer GUI. (bsd3, program, sound)2008-09-230.1.2TimDocker
hblas202.01Human friendly BLAS and Lapack bindings for Haskell. (bsd3, library, math)2018-01-310.4.0.1CarterSchonwald
hblock70.02A mutable vector that provides indexation on the datatype fields it stores (bsd3, data, library)2015-03-200.1.0.2HugoGomes
hburg150.01Haskell Bottom Up Rewrite Generator (bsd3, code-generation, program)2016-12-291.1.3IgorBohm, 1g0rb0hm
hcc50.01A toy C compiler. (bsd3, compiler, program)2009-11-200.0.0TomHawkins
hcdt120.002d Delaunay triangulation (bsd3, geometry, library)2023-11-010.1.1.1stla
hcg-minus (deprecated)290.08haskell cg (minus) (bsd3, deprecated, library, math)2017-11-220.16RohanDrape
hcg-minus-cairo (deprecated)70.02haskell cg (minus) (cairo rendering) (bsd3, deprecated, library, math)2017-11-220.16RohanDrape
hcheat (deprecated)80.05A collection of code cheatsheet (bsd3, deprecated, library, web)2010-01-262010.1.16JinjingWang
hcheckers90.00Implementation of checkers ("draughts") board game - server application (bsd3, games, program)2021-05-040.1.0.2IlyaPortnov
hcltest180.01A testing library for command line applications. (bsd3, library, testing)2015-07-090.3.7BennoFuenfstueck
hcoap110.00CoAP implementation for Haskell. (bsd3, library, network, program)2016-02-180.1.2.1lulf
hcobs70.00An implementation of the Consistent Overhead Byte Stuffing algorithm (bsd3, codec, library)2018-11-190.1.0.1berdario
hcom110.01Haskell COM support library (bsd3, ffi, windows)2022-09-130.0.0.6niklasl
hcoord110.00Easily convert between latitude/longitude, UTM and OSGB. (bsd3, geography, library, program)2017-03-131.0.0.0dfrancesconi
hcount30.00Haskell artifact name counts. (bsd3, program, project)2024-01-030.0.2tonyday567
hcron50.01A simple job scheduler, which just runs some IO action at a given time. (bsd3, control, library, scheduling)2012-08-230.0.0.3TimoHuebel
hcube50.01Virtual Rubik's cube of arbitrary size. (bsd3, game, library, program)2013-05-200.1.1ToddWegner
hdaemonize540.03Library to handle the details of writing daemons for UNIX (bsd3, library, system)2023-06-260.5.7AntonTayanovskyy, FrederickRoss, sickmind, jeremy
hdaemonize-buildfix30.01Library to handle the details of writing daemons for UNIX (bsd3, library, system)2011-12-270.4.5MarkWotton
hdbi160.05Haskell Database Independent interface (bsd3, database, library)2013-10-151.3.0AlekseyUymanov
hdbi-conduit70.01Conduit glue for HDBI (bsd3, database, library)2013-10-151.3.0AlekseyUymanov
hdbi-postgresql140.01PostgreSQL driver for hdbi (bsd3, database, library)2013-10-151.3.0AlekseyUymanov
hdbi-sqlite130.01SQlite driver for HDBI (bsd3, database, library)2013-10-151.3.0AlekseyUymanov
hdbi-tests80.01test suite for testing HDBI (bsd3, library, testing)2013-10-151.3.0AlekseyUymanov
hdf5-lite90.01High-level bindings to the HDF5 "lite" interface (bsd3, data, library)2018-03-300.1.1.0ocramz
hdigest60.01Server-side HTTP Digest (RFC2617) in the CGI monad (bsd3, library, web)2010-01-041.0JameySharp
hdirect40.01An IDL compiler for Haskell (bsd3, development, library, program)2010-02-140.21.0DonaldStewart
hdis8660.02Interface to the udis86 disassembler for x86 and x86-64 / AMD64 (bsd3, disassembler, foreign, language, library, reverse-engineering)2011-08-280.2KeeganMcAllister
hdiscount30.01Haskell bindings to the Discount markdown library (bsd3, library, text)2012-09-200.1.0.0JamieTurner
hdocs410.02Haskell docs tool (bsd3, development, library, program)2020-11-040.5.5.0AlexandrRuchkin
hdph60.01Haskell distributed parallel Haskell (bsd3, control, distributed-computing, library, monads, parallelism, program)2013-02-070.0.1PatrickMaier
hdph-closure40.02Explicit closures in Haskell distributed parallel Haskell (bsd3, control, distributed-computing, library)2013-02-070.0.1PatrickMaier
headroom360.00License Header Manager (bsd3, library, program, utils)2022-01-200.4.3.0xwinus
heap720.012Heaps in Haskell (bsd3, data-structures, library)2018-04-111.0.4StephanFriedrichs, eberlm
heap-console70.00interactively inspect Haskell values at runtime (bsd3, language, library)2020-11-210.1.0.1TheMatten
heaps1742.020Asymptotically optimal Brodal/Okasaki heaps. (bsd3, data-structures, library)2021-02-170.4EdwardKmett, EricMertens, ryanglscott
heapsize570.01Determine the size of runtime data structures (bsd3, debug, development, ghc, library)2020-12-090.3.0.1PepeIborra
heapsort60.01Heapsort of MArrays as a demo of imperative programming (algorithms, bsd3, library, program)2010-08-040.1.0BartonMassey
heart-app (deprecated)50.01An opinionated app prelude and framework in the UnliftIO style (bsd3, deprecated, library, prelude)2020-01-100.1.1ejconlon
heart-core (deprecated)80.02An opinionated library prelude in the UnliftIO style (bsd3, deprecated, library, prelude)2020-02-210.3.2ejconlon
heartbeat-streams130.01Heartbeats for io-streams (bsd3, concurrency, io-streams, library)2021-02-040.1.0.3wraithm, LukeHoersten
heatshrink170.01Compression and decompression using heatshrink (bsd3, ffi, library)2017-04-140.1.0.0Thierry
heavy-logger100.06Full-weight logging based on fast-logger (bsd3, library, system)2022-02-020.3.2.2IlyaPortnov
heavy-logger-amazon40.01heavy-logger compatibility with amazonka-core logging (bsd3, library, system)2017-10-300.1.0.0IlyaPortnov
heavy-logger-instances80.01Orphan instances for data types in heavy-logger package (bsd3, library, system)2022-02-010.2.1.1IlyaPortnov
hecc (deprecated in favor of eccrypto)130.02Elliptic Curve Cryptography for Haskell (bsd3, codec, cryptography, deprecated, library)2015-02-170.4.1.1MarcelFourne
heddit160.00Reddit API bindings (bsd3, library, network)2021-07-250.2RoryTylerHayford
hedgehog3712.7560Release with confidence. (bsd3, library, testing)2023-08-061.4JacobStanley, moodmosaic
hedgehog-checkers30.01 (bsd3, library, web)2017-12-110.1.0.0bitemyapp
hedgehog-checkers-lens40.01 (bsd3, library, web)2017-12-110.1.0.0bitemyapp
hedgehog-classes352.00Hedgehog will eat your typeclass bugs (bsd3, library, testing)2022-12-170.2.5.4ryanglscott, andrewthad, chessai
hedgehog-corpus430.01hedgehog-corpus (bsd3, library, testing)2020-01-240.2.0JacobStanley, lambda_foo, moodmosaic
hedgehog-fakedata380.01Use 'fakedata' with 'hedgehog' (bsd3, library, testing)2022-01-310.0.1.5parsonsmatt
hedgehog-fn230.01Function generation for `hedgehog` (bsd3, library, testing)2019-05-161.0TonyMorris, qfpl, GeorgeWilson
hedgehog-gen130.00Customizable Gen for ADT using Generics (bsd3, library, testing)2020-02-240.1.0.0magesh
hedgehog-generic40.00GHC Generics automatically derived hedgehog generators (bsd3, data, development, library, testing)2019-04-170.1chessai
hedgehog-golden50.00Golden testing capabilities for hedgehog using Aeson (bsd3, library, testing)2022-06-201.0.1felixmulder
hedgehog-quickcheck610.01Use QuickCheck generators in Hedgehog and vice versa. (bsd3, library, testing)2019-05-180.1.1JacobStanley, moodmosaic
hedgehog-servant50.00Hedgehog property testing for Servant APIs (bsd3, library, testing)2021-04-250.0.1.1felixmulder
hedis2292.556Client library for the Redis datastore: supports full command set, pipelining. (bsd3, database, library)2023-04-140.15.2FalkoPeters, k_bx, jbrechtel, AravindGopal
hedis-config80.01Easy trivial configuration for Redis (bsd3, database, library)2018-04-221.0.0AlekseyUymanov
hedis-envy120.00 (bsd3, database, library, system)2020-02-070.1.0.1igrep
hedis-monadic130.01A la MonadReader for Redis connection (bsd3, database, library)2015-08-020.0.4AlekseyUymanov
hedis-namespace40.01Initial project template from stack (bsd3, library, program, web)2016-07-070.1.0.0jdabbs
hedis-pile200.02Caching mandatory data with Redis (bsd3, database, library)2012-09-230.6.3AlexanderDorofeev
hedis-tags80.02Tags for hedis (bsd3, database, library)2012-09-230.2.3AlexanderDorofeev
hedn390.04EDN parsing and encoding (bsd3, data, library)2021-11-130.3.0.4AlexanderBondarenko
hedn-functor90.00Base functor for EDN AST (bsd3, data, library)2019-03-160.1.0.0AlexanderBondarenko
hegg182.01Fast equality saturation in Haskell (bsd3, data, library)2023-10-310.5.0.0romes
heist1242.024An Haskell template system supporting both HTML5 and XML. (bsd3, library, snap, web)2023-10-221.1.1.2DougBeardsley, GregoryCollins, imalsogreg, cydparser
heist-async70.01Adding support for asynchronous updates ("AJAX") with heist (bsd3, library, web)2014-01-190.6.0.0DanielPatterson
heist-emanote50.02An Haskell template system supporting both HTML5 and XML. (bsd3, library, snap, web)2022-05-211.2.1.0sridca
helisp50.01An incomplete Elisp compiler (bsd3, compilers-interpreters, program)2008-04-070.1GwernBranwen
hell40.01A Haskell shell based on shell-conduit (bsd3, library, program, shell)2014-09-302.1ChrisDone
hellage70.01Distributed hackage mirror (bsd3, distribution, network, program)2010-03-020.1.1JaroslavGridin
hello350.01Hello World, an example package (bsd3, console, program, text)2010-07-021.0.0.2SimonMarlow
hemkay50.01A module music mixer and player (bsd3, music, program, sound)2009-12-200.2.0GergelyPatai
hemkay-core120.01A device independent module music mixer (bsd3, library, music, sound)2011-04-070.1.4GergelyPatai
here800.018Here docs & interpolated strings via quasiquotation (bsd3, data, library)2023-08-031.2.14TaylorHedberg
heredocs150.02Heredocument on Haskell (bsd3, library, text)2021-06-180.2.1.1KatsutoshiItoh
herf-time150.01haskell time manipulation in a 'kerf like' style. (bsd3, kerf, library, time)2020-04-280.3.1scottmurphy09
hermit320.02Haskell Equational Reasoning Model-to-Implementation Tunnel (bsd3, formal-methods, language, library, optimization, program, refactoring, reflection, transformation)2016-02-231.0.1AndrewFarmer, AndyGill, NeilSculthorpe, ryanglscott
hermit-syb50.01HERMIT plugin for optimizing Scrap-Your-Boilerplate traversals. (bsd3, language, library, optimization, transformation-)2013-11-180.1.0.0AndrewFarmer
hero-club-five-tenets70.00Think back of the five tenets of hero club (acme, bsd3, library, program)2016-01-240.3.0.3i_amd3
heroku240.03helpers for deploying to Heroku (bsd3, library, web)2015-06-300.1.2.3GregWeber
hetero-map160.01Pure heterogeneous maps. (bsd3, data, data-structures, library)2009-01-120.21LukePalmer
hetero-zip160.00Zip lists with Traversables (bsd3, data, library)2024-03-020.1.0.0PhilHazelden
heterogeneous-list-literals50.01Allows the use of tuples as literals for Heterogeneous collections (bsd3, data, library)2018-07-080.2.0.0DavidMD
heukarya110.01A genetic programming based on tree structure. (ai, bsd3, library)2013-08-110.2.0.2HeChienTsai
hevolisa60.01Genetic Mona Lisa problem in Haskell (bsd3, graphics, program)2009-03-080.0.1DanielNeun
hevolisa-dph50.01Genetic Mona Lisa problem in Haskell - using Data Parallel Haskell (bsd3, graphics, program)2009-03-080.0.1DanielNeun
hex310.012Convert strings into hexadecimal and back. (bsd3, data, library)2020-09-070.2.0TaruKarttunen
hexif (deprecated in favor of hsexif)40.01Reading Exif data form a JPEG file with Haskell (bsd3, deprecated, graphics, library)2014-06-090.2.0.0RolandSenn
hexmino70.01A small game based on domino-like hexagonal tiles (bsd3, game, program)2018-05-220.1.1.0pasqu4le
hexml430.03XML subset DOM parser (bsd3, library, xml)2018-09-100.3.4NeilMitchell
hexml-lens190.01Lenses for the hexml package (bsd3, lens, library)2022-04-050.2.2PepeIborra
hexpat1130.027XML parser/formatter based on expat (bsd3, library, xml)2017-06-210.20.13EvanMartin, StephenBlackheath, lysergia
hexpat-conduit110.00 (bsd3, library, unclassified)2021-04-060.0.1KristofBastiaensen
hexpat-iteratee90.01Chunked XML parsing using iteratees (bsd3, library, xml)2010-06-040.6StephenBlackheath
hexpat-pickle180.04XML picklers based on hexpat, source-code-similar to those of the HXT package (bsd3, library, xml)2012-04-270.6StephenBlackheath
hexpat-pickle-generic (deprecated)140.01Picklers for de/serialising Generic data types to and from XML (bsd3, data, deprecated, library, xml)2013-10-280.1.7BrendanHay
hexpat-streamparser120.01 (bsd3, library, unclassified)2021-04-060.1.3KristofBastiaensen
hexpat-tagsoup130.02Parse (possibly malformed) HTML to hexpat tree (bsd3, library, xml)2011-05-060.1StephenBlackheath
hexpr30.02A framework for symbolic, homoiconic languages. (bsd3, language, library)2014-04-030.0.0.0ZankokuOkuno
hexquote30.01Hexadecimal ByteString literals, with placeholders that bind variables (bsd3, data, library)2011-09-140.1KeeganMcAllister
hext80.00a text classification library (bsd3, library, natural-language-processing, program)2016-09-170.1.0.4aneksteind
heyting-algebras210.01Heyting and Boolean algebras (bsd3, library, math)2021-03-270.2.0.1coot
hfann (deprecated)110.01Haskell binding to the FANN library (ai, bsd3, deprecated, library)2013-07-300.4.2DavidHimmelstrup, OlivierBoudry
hfd50.01Flash debugger (bsd3, development, program)2011-09-020.0.2YurasShumovich
hfiar450.01Four in a Row in Haskell!! (bsd3, game, library, program)2010-07-012.1.1FernandoBenavides
hfoil100.01Hess-Smith panel code for inviscid 2-d airfoil analysis (bsd3, library, numerical, science)2015-05-230.2.0.2GregHorn
hformat200.02Simple Haskell formatting (bsd3, library, text)2018-09-060.3.3.1AlexandrRuchkin
hfov60.01Field-of-view calculation for low-resolution 2D raster grids. (bsd3, game, library)2013-12-121.0.2JeremyApthorp
hfractal170.01OpenGL fractal renderer (bsd3, graphics, program)2011-08-070.4.2.5ChrisHoldsworth
hfsevents1270.03File/folder watching for OS X (bsd3, system)2024-02-190.1.7LuiteStegeman
hfusion210.01A library for fusing a subset of Haskell programs. (bsd3, library, program-transformation)2011-12-120.0.6.1FacundoDominguez
hgdal60.00Haskell binding to the GDAL library (bsd3, geography, library)2023-07-281.0.0.1IanWooKim
hgdbmi70.01GDB Machine Interface: program-driven control of GDB (bsd3, development, library)2013-01-140.2AlexanderBernauer, EvanMartin, srk
hgeometry562.06Geometric Algorithms, Data structures, and Data types. (bsd3, geometry, library)2022-03-080.14FrankStaals
hgeometry-combinatorial380.05Data structures, and Data types. (bsd3, geometry, library)2022-03-080.14FrankStaals
hgeometry-ipe220.01Reading and Writing ipe7 files. (bsd3, geometry, library)2021-11-130.13FrankStaals
hgeometry-svg40.00Writing geometric primitives from HGeometry as SVG Files (bsd3, geometry, library)2019-10-170.9.0.0FrankStaals
hgettext220.03Bindings to libintl.h (gettext, bindtextdomain) (bsd3, library, program, text)2022-09-190.1.40.1AndreasAbel, HerbertValerioRiedel, VasylPasternak, NH000
hgis260.01Library and for GIS with Haskell (bsd3, library, web)2018-09-081.0.0.3vmchale
hgithub50.01Haskell bindings to the GitHub API (bsd3, library, network, program)2012-04-220.1.0VoMinhThu
hgmp462.256Haskell interface to GMP (bsd3, library, numeric)2022-09-240.1.2.1ClaudeHeilandAllen
hgopher40.01Gopher server (bsd3, library, network)2014-01-120.1.0.0MaxwellSwadling
hgrep52.00Search Haskell source code from the command line (bsd3, language, library, program)2017-10-040.1TimHumphries
hgrev292.01Compile Mercurial (hg) version info into Haskell code (bsd3, development, library)2020-08-020.2.6wraithm, LukeHoersten
hharp50.01Binding to libharp (bsd3, library, web)2015-12-050.1.1.1thoferon
hhp162.00Happy Haskell Programming (bsd3, development, library, program)2023-03-171.0.2KazuYamamoto
hi270.01Generate scaffold for cabal project (bsd3, distribution, library, program)2018-07-271.2.0.2DaisukeFujimura
hi-file-parser790.01Parser for GHC's hi files (bsd3, development, library)2023-11-040.1.6.0MichaelSnoyman, borsboom, fpcomplete, mpilgrem
hid170.00Interface to hidapi library (bsd3, library, system)2016-05-250.2.2DimitriSabadie
hid-examples120.01Examples to accompany the book "Haskell in Depth" (bsd3, library, program, sample-code)2020-04-220.5bravit
hie-bios2680.03Set up a GHC API session (bsd3, development, library, program)2023-11-140.13.1mpickering, fendor
hiedb3000.06Generates a references DB from .hie files (bsd3, development, library, program)2024-02-150.6.0.0AlanZimmerman, wz1000, jhrcek
hieraclus160.01Automated clustering of arbitrary elements in Haskell. (bsd3, clustering, library, math, statistics)2011-09-290.1.2.1PhilippPribbernow
hierarchical-clustering210.010Fast algorithms for single, average/UPGMA and complete linkage clustering. (bsd3, clustering, library)2019-08-180.4.7FelipeLessa
hierarchical-clustering-diagrams150.01Draw diagrams of dendrograms made by hierarchical-clustering. (bsd3, clustering, graphics, library)2019-10-070.4FelipeLessa
hierarchical-env60.00hierarchical environments for dependency injection (bsd3, control, library)2021-05-130.2.0.2autotaker
hierarchy180.01Predicated traversal of generated trees (bsd3, data, library)2018-05-111.0.2JohnWiegley, dnadales
hiernotify60.01Notification library for a filesystem hierarchy. (bsd3, library, system)2011-04-122011.4.12PaoloVeronelli
hifi140.00WiFi connection script generator (bsd3, cli, library, program)2018-05-290.1.4.1gonz
higher-leveldb260.01A rich monadic API for working with leveldb databases. (bsd3, database, library)2020-03-180.6.0.0jeremyjh
higherorder (deprecated)30.02Some higher order functions for Bool and [] (bsd3, composition, deprecated, library)2009-02-090.0
highlight100.00Command line tool for highlighting parts of files matching a regex. (bsd3, library, program, text)2022-05-261.0.0.2cdepillabout
highlight-versions (deprecated)240.01Highlight package versions which differ from the latest version on Hackage (bsd3, deprecated, distribution, program)2018-07-270.1.4BrentYorgey
highlighter140.02source code highlighting (bsd3, library, text)2012-07-090.2.2AlexSuraci, GuillaumeHoffmann
highlighter2100.02source code highlighting (bsd3, library, text)2015-03-200.2.5chemist
highs-lp40.00Linear Programming using HiGHS and comfort-array (bsd3, library, math)2023-12-220.0HenningThielemann
hills220.01Generate STL models from SRTM elevation data. (bsd3, geography, program)2020-10-060.1.2.7djf
hindent2652.254Extensible Haskell pretty printer (bsd3, development, library, program)2023-11-126.1.1ChrisDone, MihaiMaruseac, gibiansky, sighingnow
hinduce-classifier50.03Interface and utilities for classifiers (bsd3, data-mining, library)2012-01-270.0.0.1RobertHensing
hinduce-classifier-decisiontree40.02Decision Tree Classifiers for hInduce (bsd3, data-mining, library)2012-01-270.0.0.1RobertHensing
hinduce-examples60.01Example data for hInduce (bsd3, data-mining, library)2012-02-120.0.0.2RobertHensing
hinduce-missingh70.07Utility functions (bsd3, library, utility)2012-01-260.0.0.0RobertHensing
hinfo200.00Command Line App With Info on your Haskell App (bsd3, cli, library, program, utils)2018-08-110.0.3.0ChristopherDavenport
hinit130.00Generic project initialization tool (bsd3, cli, library, program)2021-10-180.2.2Poscat
hinotify1460.020Haskell binding to inotify (bsd3, library, system)2020-10-310.4.1DonaldStewart, LennartKolmodin
hinotify-bytestring152.251Haskell binding to inotify, using ByteString filepaths (bsd3, library, system)2016-05-010.3.8.1maerwald
hinotify-conduit90.00inotify conduit sources (bsd3, conduit, library, system)2021-10-100.1.0.1JiriMarsicek
hint1892.539A Haskell interpreter built on top of the GHC API (bsd3, compilers-interpreters, language, library)2023-10-140.9.0.8gelisam, mvdan
hint-server150.05A server process that runs hint. (bsd3, compilers-interpreters, concurrency, language, library)2016-11-271.4.3CorentinDupont, FernandoBenavides
hinter (deprecated)30.01Runtime Haskell interpreter (GHC API wrapper) (bsd3, compilers-interpreters, deprecated, language, library)2018-05-060.1.0.0
hinterface230.01Haskell / Erlang interoperability library (bsd3, language, library)2020-11-302.0.1SvenHeyll, timo_koepke
hinze-streams40.01Streams and Unique Fixed Points (bsd3, data, library)2009-05-031.0DonaldStewart
hip482.54Haskell Image Processing (HIP) Library. (bsd3, graphics, image-processing, library)2020-05-031.5.6.0lehins
hipbot150.01A library for building HipChat Bots (bsd3, library, web)2015-06-090.5purefn
hipchat-hs60.01Hipchat API bindings in Haskell (bsd3, library, web)2016-06-140.0.4oswynb
hipe (deprecated in favor of hgeometry-ipe)70.01Support for reading and writing ipe7 files (http://ipe7.sourceforge.net) (bsd3, deprecated, geometry, library)2013-01-230.2.0.0FrankStaals
hips100.01an IPS patcher (bsd3, data, program)2011-03-290.1PatrickPalka
hipsql-api40.02 (bsd3, library, unclassified)2021-04-050.0.0.0carymrobbins
hipsql-client30.00 (bsd3, library, program, unclassified)2021-04-050.0.0.0carymrobbins
hipsql-monad100.02 (bsd3, library, unclassified)2021-04-050.0.0.0carymrobbins
hipsql-server40.01 (bsd3, library, program, unclassified)2021-04-050.0.0.0carymrobbins
hipsql-tx-simple30.00 (bsd3, library, unclassified)2022-09-140.0.0.0carymrobbins
hirt70.01Calculates IRT 2PL and 3PL models (bsd3, math, program)2012-05-140.0.1.1IvanLabath
hissmetrics170.01Unofficial API bindings to KISSmetrics. (bsd3, library, web)2014-07-050.5.1FelipeLessa
hist-pl130.01Umbrella package for the historical dictionary of Polish (bsd3, library, natural-language-processing, program)2013-10-050.3.2JakubWaszczuk
hist-pl-dawg80.03A generic, DAWG-based dictionary (bsd3, library, natural-language-processing)2013-10-050.2.1JakubWaszczuk
hist-pl-fusion130.01Merging historical dictionary with PoliMorf (bsd3, library, natural-language-processing)2013-10-050.5.3JakubWaszczuk
hist-pl-lexicon90.03A binary representation of the historical dictionary of Polish (bsd3, library, natural-language-processing)2013-11-060.6.1JakubWaszczuk
hist-pl-lmf40.01LMF parsing for the historical dictionary of Polish (bsd3, library, natural-language-processing)2013-05-170.1.0JakubWaszczuk
hist-pl-transliter150.02A simple EDSL for transliteration rules (bsd3, library, natural-language-processing)2013-06-210.1.1JakubWaszczuk
hist-pl-types30.03Types in the historical dictionary of Polish (bsd3, library, natural-language-processing)2013-05-170.1.0JakubWaszczuk
histogram-fill800.06Library for histograms creation. (bsd3, data, library)2018-10-060.9.1.0AlexeyKhudyakov
histogram-fill-binary80.01Binary instances for histogram-fill package (bsd3, data, library)2017-02-190.8.5.0AlexeyKhudyakov
histogram-fill-cereal200.01Binary instances for histogram-fill package (bsd3, data, library)2017-02-190.8.5.0AlexeyKhudyakov
histogram-simple120.00Simple Data.Map-based histogram (bsd3, data, library)2021-12-061.2jonascarpay
historian60.01Extract the interesting bits from shell history (bsd3, console, program)2009-06-130.0.1MaxRabkin
hit310.03Git like program in haskell (bsd3, development, program)2019-01-260.7.0VincentHanquez
hjpath120.02XPath-like syntax for querying JSON (bsd3, library, text)2010-07-033.0.1JaroslavGridin
hjs60.01JavaScript Parser (bsd3, compilers-interpreters, library, program)2008-04-030.2.1GwernBranwen, MarkWassell
hjsmin1060.014Haskell implementation of a javascript minifier (bsd3, library, program, web)2023-01-110.2.1AlanZimmerman, ErikDeCastroLopo, TonyMorris
hjson310.06JSON parsing library (bsd3, library, text)2011-02-041.3.2JaroslavGridin
hjson-query90.01library for querying from JSON (bsd3, library, text)2011-01-221.0.2YuriyIskra
hkd-default (deprecated in favor of aeson-default)140.00Apply default value for optional field of HKD (bsd3, default, deprecated, hkd, json, library)2020-01-28gqk007
hkd-delta40.00Definition of "Delta structures" for higher kinded data. (bsd3, data, library)2019-06-060.0.1trevorcook
hkd-lens30.00Generic lens/prism/traversal-kinded data. (bsd3, data, library)2019-06-040.0.1trevorcook
hkd-records100.00higher kinded record operations (bsd3, library, records)2022-09-160.0.6KristofBastiaensen
hkdf90.01Implementation of HKDF (RFC 5869) (bsd3, cryptography, library, web)2016-01-050.0.1.1JiriMarsicek
hkt42.01A library for higher kinded types. (bsd3, library, web)2018-05-100.0.1eliaslfox
hlatex110.01A library to build valid LaTeX files (bsd3, library, text)2020-09-210.3.2NicolasPouillard
hlbfgsb50.01Haskell binding to L-BFGS-B version 3.0 (bsd3, library, math)2012-05-040.0.1.0IvanLabath
hlcm70.01Fast algorithm for mining closed frequent itemsets (algorithms, bsd3, data-mining-----------, library, program)2010-06-160.2.2AlexandreTermier
hledger-iadd840.00A terminal UI as drop-in replacement for hledger add (bsd3, console, finance, library, program)2024-01-101.3.20hpdeifel
hledger-interest530.01computes interest for a given account (bsd3, finance, program)2023-09-041.6.6PeterSimons
hledger-irr (deprecated in favor of hledger)250.01computes the internal rate of return of an investment (bsd3, deprecated, finance, program)2019-10-060.1.1.16JoachimBreitner
hledger-stockquotes132.00Generate HLedger Price Directives From Daily Stock Quotes. (bsd3, console, finance, library, program)2022-06-080.1.2.1lysergia
hlibev210.02FFI interface to libev (bsd3, foreign, library)2011-08-010.4.0AycanIrican
hlibfam40.01FFI interface to libFAM (bsd3, foreign, library)2010-06-120.2AycanIrican
hlint6432.7514Source code suggestions (bsd3, development, library, program)2024-01-203.8NeilMitchell
hlint-plugin70.00GHC plugin for hlint (bsd3, library, unclassified)2023-09-191.0.2GabrielGonzalez
hlint-test60.00Run hlint in test suite (bsd3, library, program, test)2017-12-290.1.0.0yrid
hlist131.251Heterogeneous list (bsd3, data, library)2018-01-250.0.0.0
hlogger (deprecated)60.02Simple, concurrent, extendable and easy-to-use logging library (bsd3, concurrency, deprecated, library, logging)2011-04-120.0.3.0JonKristensen
hlongurl120.01Library and utility interfacing to longurl.org (bsd3, library, program, web)2009-01-250.9.3RobinGreen
hls-explicit-record-fields-plugin1150.01Explicit record fields plugin for Haskell Language Server (bsd3, development, library)2024-01-152.6.0.0hls_team
hls-overloaded-record-dot-plugin810.01Overloaded record dot plugin for Haskell Language Server (bsd3, development)2024-01-152.6.0.0hls_team
hmark60.01A tool and library for Markov chains based text generation. (bsd3, library, program, text)2015-01-231.2JaroslavGridin
hmarkup50.01Simple wikitext-like markup format implementation. (bsd3, library, unclassified)2007-12-063000.0.1BjornBringert
hmatrix1572.5123Numeric Linear Algebra (bsd3, library, math)2021-03-080.20.2AlbertoRuiz, DominicSteinitz
hmatrix-backprop270.01hmatrix operations lifted for backprop (bsd3, library, math)2019-08-180.1.3.0jle
hmatrix-banded (deprecated in favor of lapack)80.01HMatrix interface to LAPACK functions for banded matrices (bsd3, deprecated, library, math)2019-03-190.0.0.3HenningThielemann
hmatrix-csv130.02CSV encoding and decoding for hmatrix. (bsd3, data, library)2015-04-080.1.0.2lyzrd
hmatrix-gsl-stats640.07GSL Statistics interface (bsd3, ffi, library, math, statistics)2019-06-110.4.1.8VivianMcPhail
hmatrix-mmap70.01Memory map Vector from disk into memory efficiently (bsd3, library, math, system)2011-02-220.0.5AlanFalloon
hmatrix-morpheus192.251Low-level machine learning auxiliary functions. (bsd3, library, math)2018-06-100.1.1.2aignatyev17
hmatrix-nlopt140.01Interface HMatrix with the NLOPT minimizer (bsd3, library, numerical)2022-04-050.2.0.0peddie
hmatrix-quadprogpp180.01Bindings to the QuadProg++ quadratic programming library (bsd3, library, math)2017-12-150.4.0.0AkioTakano
hmatrix-repa220.01Adaptors for interoperability between hmatrix and repa (bsd3, data, library, math)2016-09-220.1.2.2VivianMcPhail
hmatrix-sparse40.01Sparse linear solver (bsd3, library, math)2018-04-220.19.0.0DominicSteinitz
hmatrix-sundials62.01hmatrix interface to sundials (bsd3, library, math)2019-08-260.20.1.0DominicSteinitz
hmatrix-svdlibc140.03SVDLIBC bindings for HMatrix (bsd3, library, math)2018-09-130.5.0.1BenGamari
hmatrix-tests260.01Tests for hmatrix (bsd3, library, math)2018-04-220.19.0.0AlbertoRuiz, DominicSteinitz
hmatrix-vector-sized160.02Conversions between hmatrix and vector-sized types (bsd3, library, math)2020-02-110.1.3.0jle
hmemdb300.01In-memory relational database (bsd3, data, database, library)2014-05-100.4.0.0MiguelMitrofanov
hmenu40.01CLI fuzzy finder and launcher (bsd3, program, system)2015-08-020.1.0.1sulami
hmep92.00HMEP Multi Expression Programming – a genetic programming variant (ai, bsd3, library, program)2017-10-130.1.1penkovsky
hmidi180.05Binding to the OS level MIDI services (bsd3, library, music, system)2020-12-260.2.3.1BalazsKomuves
hmm140.01A hidden markov model library (algorithms, bsd3, data-mining, library, machine-learning)2012-03-260.2.1.1MaxRabkin, MikeIzbicki
hmm-hmatrix (deprecated in favor of hmm-lapack)110.01Hidden Markov Models using HMatrix primitives (bsd3, deprecated, library, math)2018-11-130.1.1HenningThielemann
hmm-lapack170.00Hidden Markov Models using LAPACK primitives (bsd3, library, math)2023-01-150.5.0.1HenningThielemann
hmpfr412.04Haskell binding to the MPFR library (bsd3, data, library, math)2022-12-010.4.5AlesBizjak, MichalKonecny
hnetcdf110.02Haskell NetCDF library (bsd3, data, library, program)2019-02-060.5.0.0DominicSteinitz, IanRoss
hnix692.259Haskell implementation of the Nix language (bsd3, data, library, nix, system)2023-11-200.17.0JohnWiegley, sjakobi, AntonLatukha
hnn92.01A reasonably fast and simple neural network library (ai, bsd3, library)2016-03-250.3AlpMestanogullari
hnormalise140.00Log message normalisation tool producing structured JSON messages (bsd3, command-line, library, program)2017-12-040.5.1.0AndyGeorges
ho-rewriting50.01Generic rewrite rules with safe treatment of variables and binders (bsd3, language, library)2018-08-110.2.1EmilAxelsson
hoauth300.05A Haskell implementation of OAuth 1.0a protocol. (bsd3, library, network, oauth, protocol)2012-08-300.3.5DiegoSouza
hobbes130.01A small file watcher for OSX (bsd3, program, system)2014-03-250.2.2JasonHickner
hobbits270.01A library for canonically representing terms with binding (bsd3, data-structures, library)2020-12-021.3.1EddyWestbrook
hocd50.00OpenOCD Haskell interface (bsd3, embedded, library, program)2024-01-180.1.3.0srk
hocilib70.01FFI binding to OCILIB (bsd3, database, ffi, library, ocilib, oracle)2016-10-010.2.0Thierry
hocon110.00Small library for typesafe's configuration specification (bsd3, data, library)2020-12-020.1.0.4aleperaltabazas
hodatime50.01A fully featured date/time library based on Nodatime (bsd3, data, library, time)2020-02-160.2.1.1jason_j
hoe100.01hoe: Haskell One-liner Evaluator (bsd3, compilers-interpreters, program)2015-06-241.1.0HideyukiTanaka
hog50.01Simple IRC logger bot. (bsd3, network, program)2011-02-110.1.1ChrisDone
hogg110.01Library and tools to manipulate the Ogg container format (bsd3, codec, library, program)2012-08-280.4.1.2ConradParker
hoggl150.00Bindings to the Toggl.com REST API (bsd3, library, network, program)2020-03-290.2.0.1RobinGreen, markus1189
hois50.02OIS bindings (bsd3, gui, library, program)2013-03-310.1.0.0DavidEichmann
hold-em42.01An engine for Texas hold'em Poker (bsd3, game, library)2014-10-310.1.0.0jxv
hole91.251Higher kinded type removal (bsd3, data, library)2013-09-080.1.1ThomasEding
holey-format (deprecated in favor of formatting)130.01None (bsd3, deprecated, library, unclassified)2014-12-082.1.0
homeomorphic40.02Homeomorphic Embedding Test (bsd3, library, math)2008-04-030.1NeilMitchell
hommage60.02Haskell Offline Music Manipulation And Generation EDSL (bsd3, library, sound)2010-03-190.0.6DanielVanDenEijkel, DonaldStewart
homoiconic60.01Constructs FAlgebras from typeclasses, making Haskell functions homoiconic (bsd3, development, library)2016-06-180.1.2.0MikeIzbicki
homplexity541.251Haskell code quality tool (bsd3, language, library, program, tools)2022-10-090.4.8.1MichalGajda
honeycomb122.01 (bsd3, library, unclassified)2023-05-050.1.0.1IanDuncan
hood110.02Debugging by observing in place (bsd3, debug, library, trace)2018-01-190.3.1AndyGill, ryanglscott
hood-off40.01Dummy package to disable Hood without having to remove all the calls to observe (bsd3, debug, library, trace)2014-05-060.2PepeIborra
hood260.01Debugging by observing in place (bsd3, debug, library, trace)2015-05-070.2.1rayqiu
hoodle-builder170.02text builder for hoodle file format (bsd3, library, text)2016-07-250.4IanWooKim
hoodle-core290.02Core library for hoodle (application, bsd3, library)2016-07-250.16.0IanWooKim
hoodle-parser110.03Hoodle file parser (bsd3, library, text)2016-07-250.4IanWooKim
hoodle-publish70.02publish hoodle files as a static web site (application, bsd3, library, program)2016-07-250.2.1IanWooKim
hoodle-render170.03Hoodle file renderer (bsd3, graphics, library)2016-07-250.6IanWooKim
hoodle-types190.06Data types for programs for hoodle file format (bsd3, data, library)2016-07-250.4IanWooKim
hoogle2522.55Haskell API Search (bsd3, development, library, program)2024-01-145.0.18.4NeilMitchell
hoogle-index210.01Easily generate Hoogle indices for installed packages (bsd3, documentation, program)2016-04-130.4.4BenGamari
hooks-dir50.01run executables in a directory as hooks (bsd3, library, system)2014-09-290.1.1.0ibotty
hoopl432.259A library to support dataflow analysis and optimization (bsd3, compilers-interpreters, library)2017-10-293.10.2.2AndreasVoellmy, AustinSeipp, HerbertValerioRiedel, IanLynagh, NingWang, NormanRamsey
hoovie70.01Haskell Media Server (bsd3, media, program)2012-12-260.1.1PeterVanDenBrand
hopencc50.01Haskell binding to libopencc (bsd3, language, library)2019-10-060.2.0.0PaulMeng
hopencl50.01Haskell bindings for OpenCL (bsd3, foreign, library)2014-03-190.2.1MartinDybdal, MerijnVerstraaten
hopenssl460.04FFI Bindings to OpenSSL's EVP Digest Interface (bsd3, cryptography, foreign, library)2023-01-162.2.5PeterSimons
hops190.00Handy Operations on Power Series (bsd3, library, math, program)2017-07-030.7.2AndersClaesson
horizon50.01Sunrise and sunset UTC approximations from latitude and longitude coordinates (bsd3, data, library)2015-02-260.1.1intractable
horname80.00Rename function definitions returned by SMT solvers (bsd3, library, program, web)2019-07-140.2.0.0cocreature
hostname1290.033A very simple package providing a cross-platform means of determining the hostname (bsd3, library, network)2010-05-061.0MaxBolingbroke
hostname-validate170.02Validate hostnames e.g. localhost or foo.co.uk. (bsd3, library, network)2013-08-131.0.0ChrisDone
hotel-california200.00 (bsd3, library, program, unclassified)2024-02-290.0.5.0parsonsmatt
hothasktags180.01Generates ctags for Haskell, incorporating import lists and qualified imports (bsd3, development, program)2017-01-250.3.8JohnLato, LukePalmer
hotswap (deprecated)110.01Simple code hotswapping. (bsd3, deprecated, library, system)2012-05-060.1.9.13MikeLedger
hourglass1992.026simple performant time related library (bsd3, library, time)2018-08-240.2.12VincentHanquez
hourglass-fuzzy-parsing62.01A small library for parsing more human friendly date/time formats. (bsd3, library, parsing, time)2015-07-240.1.0.1TannerDoshier
hourglass-orphans120.01Orphan Aeson instances to hourglass (bsd3, library, web)2017-04-150.1.0.0psibi
hout110.00Non-interactive proof assistant monad for first-order logic. (bsd3, library, logic, type-system)2020-04-110.1.0.0ivanbakel
hp2any-core110.03Heap profiling helper library (bsd3, development, library, profiling, utils)2013-03-040.11.2GergelyPatai
hp2any-graph100.01Real-time heap graphing utility and profile stream server with a reusable graphing module. (bsd3, development, profiling, program, utils)2014-07-230.5.4.2GergelyPatai
hp2any-manager110.01A utility to visualise and compare heap profiles. (bsd3, development, profiling, program, utils)2013-03-040.4.6GergelyPatai
hp2html160.01A tool for converting GHC heap-profiles to HTML. (bsd3, profiling, program)2012-02-220.2IavorDiatchki
hp2pretty452.251generate pretty graphs from heap profiles (bsd3, development, program)2021-02-190.10ClaudeHeilandAllen
hpack-dhall420.00hpack's dhalling (bsd3, development, library, program, public-domain)2022-04-270.5.7philderbeast
hpaco210.01Modular template compiler (bsd3, development, program)2014-07-310.28.0.5TobiasDammers
hpaco-lib350.01Modular template compiler library (bsd3, development, library)2014-07-310.28.0.5TobiasDammers
hpage570.01A scrapbook for Haskell developers (bsd3, development, editor, ide, program)2010-08-280.12.2FernandoBenavides
hpapi70.01Binding for the PAPI library (bsd3, library, system)2008-11-120.0.1.0MichaelAdams
hpasteit180.01A command-line client for hpaste.org (bsd3, program, web)2013-03-110.3.3PatrickPalka
hpath352.04Support for well-typed paths (bsd3, filesystem)2021-03-080.12.1maerwald
hpath-directory220.03Alternative to 'directory' package with ByteString based filepaths (bsd3, filesystem)2021-08-160.14.2.2maerwald
hpath-filepath162.06ByteString based filepath manipulation (bsd3, filesystem)2020-01-260.10.4maerwald
hpath-io202.02High-level IO operations on files/directories (bsd3, filesystem)2021-03-080.14.2maerwald
hpath-posix140.05Some low-level POSIX glue code, that is not in 'unix' (bsd3, filesystem)2021-03-080.13.3maerwald
hpc750.018Code Coverage Library for Haskell (bsd3, control, library)2024-01-110.7.0.1AustinSeipp, BenGamari, HerbertValerioRiedel, IanLynagh, wz1000, DavidBinder
hpc-codecov440.00Generate reports from hpc data (bsd3, data, library, program, test)2023-11-010.5.0.0AtsuroHoshino
hpc-coveralls412.01Coveralls.io support for Haskell. (bsd3, control, library, program)2017-05-131.0.10killy971
hpc-lcov250.00Convert HPC output into LCOV format (bsd3, control, library, program)2023-12-261.1.2brandonchinn178
hpc-strobe80.01Hpc-generated strobes for a running Haskell program (bsd3, debug, library, trace)2009-05-080.1ThorkilNaur
hpc-threshold190.00Ensure the code coverage is above configured thresholds (bsd3, development, library, program)2018-04-250.1.0.3eckyputrady
hpc-tracer80.01Tracer with AJAX interface (bsd3, program, test, trace)2008-10-080.3.1AndyGill
hpio240.01Monads for GPIO in Haskell (bsd3, library, system)2019-01-040.9.0.7dhess
hplayground250.01monadic, reactive Formlets running in the Web browser (bsd3, library, web)2015-04-120.1.3.1AlbertoCorona
hpp520.02A Haskell pre-processor (bsd3, development, library, program)2022-04-040.6.5AnthonyCowley
hpqtypes810.06Haskell bindings to libpqtypes (bsd3, database, library)2024-03-181.12.0.0GracjanPolak, MikhailGlushenkov, arybczak, jonathanjouty, jsynacek
hpqtypes-effectful240.00Adaptation of the hpqtypes library for the effectful ecosystem. (bsd3, database, library)2024-03-181.0.2.0arybczak
hpqtypes-extras690.01Extra utilities for hpqtypes library (bsd3, database, library)2023-08-221.16.4.4MikhailGlushenkov, arybczak, trin_cz, jonathanjouty, jsynacek
hprotoc710.01Parse Google Protocol Buffer specifications (bsd3, library, program, text)2020-11-052.4.17ChrisKuklewicz, DavidFeng, TvH, k_bx
hprotoc-fork80.01Parse Google Protocol Buffer specifications (bsd3, library, program, text)2014-08-282.0.16.1StefanWehr
hpython82.00Python language tools (bsd3, language, library, program)2019-05-020.3qfpl
hq (deprecated in favor of HQu)242.00Quantitative Library (bsd3, deprecated, finance, library)2021-07-080.1.0.11ghais
hranker80.01Basic utility for ranking a list of items (bsd3, console, program)2009-03-230.1.1RobinGreen
hreader270.02Generalization of MonadReader and ReaderT using hset (bsd3, control, library)2023-10-181.1.1AlekseyUymanov
hrfsize150.00File size in human readable format (bsd3, library, system)2019-06-290.0.2librerush
hricket80.01A Cricket scoring application. (bsd3, game, program)2010-01-050.5AnthonyGrimes
hruby580.02Embed a Ruby intepreter in your Haskell program ! (bsd3, language, library)2023-11-070.5.1.0SimonMarechal
hs190.00GHC-toolchain installer broker (bsd3, development, library, program)2021-07-060.1.0.2ChrisDornan
hs-GeoIP130.02Haskell bindings to the MaxMind GeoIPCity database via the C library (bsd3, data, library)2013-03-150.3OzgunAtaman
hs-blake250.02A cryptohash-inspired library for blake2 (bsd3, data, library)2014-04-300.0.2tsuraan
hs-brotli50.01Compression and decompression in the brotli format (bsd3, library, web)2017-10-280.1.0.0IanDuncan
hs-captcha180.01Generate images suitable for use as CAPTCHAs in online web-form security. (bsd3, graphics, library)2009-10-301.0IreneKnapp
hs-cdb70.01A library for reading CDB (Constant Database) files. (bsd3, database, library)2022-12-150.1.2AdamSmith
hs-di132.01Dependency Injection library for Haskell (bsd3, control, dependency-injection, development, library, program, template-haskell, testing)2016-09-260.3.0Wizek
hs-dotnet72.01Pragmatic .NET interop for Haskell (.net, bsd3, library)2009-04-180.4.0SigbjornFinne
hs-excelx90.01HS-Excelx provides basic read-only access to Excel 2007 and 2010 documents in XLSX format. (bsd3, data, library)2013-01-280.6.0.0MarkBaran
hs-ffmpeg120.01Bindings to FFMPEG library (bsd3, library, media)2009-10-270.3.4VasylPasternak
hs-fltk50.01Binding to GUI library FLTK (bsd3, library, user-interfaces)2008-03-090.2.5GwernBranwen
hs-functors (deprecated)270.08Functors from products of Haskell and its dual to Haskell (bsd3, deprecated, library, math)2020-08-040.1.7.1
hs-gchart190.01Haskell wrapper for the Google Chart API (bsd3, graphics, library)2020-07-250.4.2DeepakJois, tomjaguarpaw
hs-gizapp70.01Haskell wrapper around the GIZA++ toolkit. (bsd3, library, natural-language-processing)2010-04-120.1.0.3EricKow
hs-ix (deprecated)140.00Indexed applicative functors and monads (bsd3, deprecated, library, unclassified)2020-08-040.2.0.0
hs-java110.01Java .class files assembler/disassembler (bsd3, jvm, library)2018-03-310.4.1IlyaPortnov
hs-json-rpc60.01JSON-RPC client library (bsd3, library, network)2012-02-090.0.0.1LoicArjanen
hs-logo120.01Logo interpreter written in Haskell (bsd3, parser, program)2012-05-130.5.1DeepakJois
hs-openmoji-data160.00The OpenMoji emoji dataset (bsd3, data, library, program, text)2024-01-2615.0.0abrar
hs-opentelemetry-api500.022OpenTelemetry API for use by libraries for direct instrumentation or wrapper packages. (bsd3, library, metrics, monitoring, observability, opentelemetry, telemetry)2023-08-310.1.0.0IanDuncan
hs-opentelemetry-exporter-handle50.00 (bsd3, library, unclassified)2023-08-310.0.1.1IanDuncan
hs-opentelemetry-exporter-in-memory130.00 (bsd3, library, unclassified)2023-08-310.0.1.3IanDuncan
hs-opentelemetry-exporter-otlp350.02OpenTelemetry exporter supporting the standard OTLP protocol (bsd3, library, metrics, monitoring, observability, opentelemetry, telemetry)2023-08-310.0.1.5IanDuncan
hs-opentelemetry-instrumentation-auto130.00Plugin for instrumenting an application (bsd3, development, library)2024-03-040.1.0.0aaronallen8455
hs-opentelemetry-instrumentation-cloudflare50.00 (bsd3, library, unclassified)2023-08-310.2.0.0IanDuncan
hs-opentelemetry-instrumentation-conduit90.01 (bsd3, library, unclassified)2023-08-310.1.0.0IanDuncan
hs-opentelemetry-instrumentation-hspec50.00 (bsd3, library, unclassified)2023-08-310.0.1.1IanDuncan
hs-opentelemetry-instrumentation-http-client180.00 (bsd3, library, unclassified)2023-08-310.1.0.0IanDuncan
hs-opentelemetry-instrumentation-persistent190.01 (bsd3, library, unclassified)2023-08-310.1.0.0IanDuncan
hs-opentelemetry-instrumentation-postgresql-simple100.00 (bsd3, library, unclassified)2023-08-310.1.0.0IanDuncan
hs-opentelemetry-instrumentation-wai280.03WAI instrumentation middleware for OpenTelemetry (bsd3, library, opentelemetry, web)2023-08-310.1.0.0IanDuncan
hs-opentelemetry-instrumentation-yesod130.00Yesod middleware for providing OpenTelemetry instrumentation (bsd3, library, opentelemetry, web)2023-08-310.1.0.0IanDuncan
hs-opentelemetry-otlp260.01OpenTelemetry protocol buffer modules generated for the OTLP protocol by the proto-lens package (bsd3, library, opentelemetry)2021-12-010.0.1.0IanDuncan
hs-opentelemetry-propagator-b3250.01Trace propagation via HTTP headers following the b3 tracestate spec. (bsd3, library, opentelemetry, tracing, web)2023-08-310.0.1.1IanDuncan
hs-opentelemetry-propagator-datadog80.01Datadog Propagator for OpenTelemetry (bsd3, library, telemetry)2023-10-030.0.0.0kakkun61
hs-opentelemetry-propagator-w3c290.03Trace propagation via HTTP headers following the w3c tracestate spec. (bsd3, library, opentelemetry, tracing, web)2023-08-310.0.1.3IanDuncan
hs-opentelemetry-sdk420.06OpenTelemetry SDK for use in applications. (bsd3, library, metrics, monitoring, observability, opentelemetry, telemetry)2023-08-310.0.3.6IanDuncan
hs-opentelemetry-utils-exceptions120.01 (bsd3, library, unclassified)2023-08-310.2.0.0IanDuncan
hs-opentelemetry-vendor-honeycomb70.01Optional OpenTelemetry integration for Honeycomb (bsd3, library, opentelemetry)2023-05-050.0.1.1IanDuncan
hs-pattrans60.00DSL for musical patterns and transformation, based on contravariant functors. (bsd3, language, library, program)2020-02-120.1.0.2omelkonian
hs-pgms80.01Programmer's Mine Sweeper in Haskell (bsd3, game, library, program)2008-06-180.1.0.1BertramFelgenhauer
hs-php-session180.02PHP session and values serialization (bsd3, data, library)2014-10-250.0.9.3elblake
hs-pkg-config70.01Create pkg-config configuration files (bsd3, data, development, library)2014-12-240.2.1.0PeterTrsko
hs-pkpass100.01A library for Passbook pass creation & signing (apple, bsd3, library)2012-10-170.4VincentAmbo
hs-popen60.00Bindings to C pipe functions. (bsd3, library, program, system)2016-06-280.1.0.0deech
hs-profunctors (deprecated in favor of hs-functors)120.00Profunctors from Haskell to Haskell (bsd3, deprecated, library, unclassified)2019-04-010.1.0.0
hs-rqlite80.00A Haskell client for RQlite (bsd3, database, library)2019-08-280.1.2.0kderme
hs-rs-notify230.00Experimental! Wraps this awesome rust library so you can use it in haskell. https://docs.rs/crate/notify (bsd3, library, program, web)2018-02-280.1.0.18stoeffel
hs-samtools80.00Read and write SAM, BAM, and CRAM files. (bioinformatics, bsd3, library)2023-10-310.9.0.0MatthewMosior
hs-server-starter192.01Write a server supporting Server::Starter's protocol in Haskell (bsd3, library, value)2020-10-100.1.2.0hiratara
hs-speedscope130.00Convert an eventlog into the speedscope json format (bsd3, development, library, program)2020-12-190.2.1OliverCharles, mpickering
hs-swisstable-hashtables-class60.00Data.HashTable.Class instance definition for Data.HashTable.ST.Swiss (bsd3, data, library)2021-02-150.1.0.0nakaji_dayo
hs-twitter250.02Haskell binding to the Twitter API (bsd3, library, web)2009-05-280.2.8SigbjornFinne
hs-vcard50.01Implements the RFC 2426 vCard 3.0 spec (bsd3, library, text)2011-04-280.1MichaelSchade
hs-zstd (deprecated in favor of zstd)110.00Haskell bindings to the Zstandard compression algorithm (bsd3, codec, deprecated, library)2019-05-180.1.1.1luispedro
hs2ats392.01Create ATS types from Haskell types (ats, bsd3, haskell, language, library, program)2019-10-170.5.0.1vmchale
hs2bf80.01Haskell to Brainfuck compiler (bsd3, compiler, program)2010-11-200.6.2DaikiHanda
hsI2C50.01I2C access for Haskell and Linux (bsd3, hardware, i2c, library)2017-10-240.1.3MarcFontaine
hsXenCtrl (deprecated)140.01FFI bindings to the Xen Control library. (bsd3, deprecated, library, system)2010-12-030.2.0ThomasDuBuisson
hsakamai60.00Akamai API(Edgegrid and Netstorage) (bsd3, library, program, web)2019-03-070.1.0.1junjihashimoto
hsautogui60.00Haskell bindings for PyAutoGUI, a library for automating user interaction (automation, bsd3, library)2021-01-090.3.0MitchellVitez
hsb2hs130.01Preprocesses a file, adding blobs from files as string literals. (bsd3, development, program)2015-07-050.3.1JohnMacFarlane
hsbackup80.01simple utility for rolling filesystem backups (bsd3, program, system)2010-04-080.1.1PetrRockai
hsbencher270.03Launch and gather data from Haskell and non-Haskell benchmarks. (bsd3, development, library)2015-04-261.20.0.5JoelSvensson, RyanNewton
hsbencher-codespeed50.01Backend for uploading benchmark data to CodeSpeed (bsd3, library, unclassified)2015-04-260.1.0.1RyanNewton
hsbencher-fusion120.01Backend for uploading benchmark data to Google Fusion Tables. (bsd3, library, program, unclassified)2015-04-260.3.15.2RyanNewton
hsc2hs3830.01A preprocessor that helps with writing Haskell bindings to C code (bsd3, development, program)2023-09-200.68.10BenGamari, HerbertValerioRiedel
hscassandra100.01cassandra database interface (bsd3, database-, library)2011-03-170.0.7KirkPeterson
hscd100.01Command line client and library for SoundCloud.com (bsd3, library, network, program)2012-04-080.0.3SebastianMagri
hscharm80.00minimal ncurses-like library (bsd3, gui, library, program)2018-04-060.0.2AndrewPennebaker
hscope150.01cscope like browser for Haskell code (bsd3, program, source-tools)2016-01-190.4.3BorisSukholitko
hscuid80.00Collision-resistant IDs (bsd3, library, program, web)2017-04-281.2.0.1DanielBuckmaster
hsdev1260.01Haskell development library (bsd3, development, library, program)2020-11-040.3.4.0AlexandrRuchkin
hsdip50.01hsdip - a Diplomacy parser/renderer (bsd3, library, program, system)2008-02-240.1GwernBranwen
hsdns-cache (deprecated in favor of concurrent-dns-cache)140.01Caching asynchronous DNS resolver. (bsd3, deprecated, library, network)2013-05-301.0.4VladimirShabanov
hsebaysdk160.01Haskell eBay SDK (bsd3, library, web)2020-04-130.4.1.0ChristopherReichert, CodyReichert
hsemail640.06Parsec parsers for the Internet Message format (e-mail) (bsd3, library, parsing)2024-02-022.2.2GwernBranwen, PeterSimons
hsemail-ns100.01Internet Message Parsers (bsd3, library, parsing)2017-12-111.7.7JoeFredette, phlummox
hsenv60.01Virtual Haskell Environment builder (bsd3, development, program)2014-08-280.5TaylorHedberg
hset300.03Primitive list with elements of unique types. (bsd3, data, library)2015-10-292.2.0AlekseyUymanov
hsexif710.02EXIF handling library in pure Haskell (bsd3, graphics, library)2023-05-130.6.1.10EmmanuelTouzery
hsfcsh40.01Incremental builder for flash (bsd3, development, program)2011-09-020.0.1YurasShumovich
hsforce70.00Salesforce API Client (bsd3, library, web)2019-03-040.1.0.1tzmfreedom
hsgsom90.01An implementation of the GSOM clustering algorithm. (bsd3, clustering, data-mining, library)2011-02-100.2.0StephanGuenther
hsignal880.01Signal processing and EEG data analysis (bsd3, library, math)2016-11-140.2.7.5VivianMcPhail
hsimport610.01Extend the import list of a Haskell source file (bsd3, development, library, program, utils)2019-09-150.11.0fendor
hsini392.03ini configuration files (bsd3, configuration, data, library)2023-09-260.5.2.2MagnusTherning
hskeleton60.02Skeleton for new Haskell programs (bsd3, console, library)2009-06-230.1.1RobinGreen
hslackbuilder60.01HSlackBuilder automatically generates slackBuild scripts from a cabal package (bsd3, distribution, program)2010-02-100.0.2AndreaRossato
hslibsvm110.01A FFI binding to libsvm. (bsd3, classification, datamining, library)2009-04-272.89.0.1StephanGuenther
hslinks80.01Resolves links to Haskell identifiers. (bsd3, development, program)2014-08-190.6.1HansHoglund
hslogger1431.75139Versatile logging framework (bsd3, interfaces, library)2019-10-071.3.1.0AndreasAbel, HerbertValerioRiedel, JohnGoerzen
hslogger-reader80.00Parsing hslogger-produced logs. (bsd3, interfaces, library, parsing, program)2017-08-141.0.3alex_bates
hslogstash230.01A library to work with, or as, a logstash server (bsd3, library, logstash, system)2015-09-260.4.2SimonMarechal
hsmagick140.03FFI bindings for the GraphicsMagick library (bsd3, graphics, library)2011-03-130.5TimChevalier, VincentGerard
hsmisc (deprecated)200.01A collection of miscellaneous modules (bsd3, deprecated, library, logging, monads, parsing)2015-06-291.2DinoMorelli
hsmodetweaks60.01Tool for generating .dir-locals.el for intero (bsd3, program, tools)2018-02-120.1.0.1MarkWotton
hsmtpclient50.01Simple SMTP Client (bsd3, library, network)2009-08-261.0MassimoZaniboni
hsnoise180.04A coherent 3d noise library. (bsd3, library, noise)2022-10-130.0.3ColinHill
hsns80.01a miniature network sniffer (bsd3, network, program)2007-08-290.5.3AustinSeipp
hsntp50.01Libraries to use SNTP protocol and small client/server implementations. (bsd3, library, program, system)2008-03-090.1GwernBranwen
hsoz80.00Iron, Hawk, Oz: Web auth protocols (authentication, bsd3, library, web)2017-03-230.0.1.0rvl
hsp510.030Haskell Server Pages is a library for writing dynamic server-side web pages. (bsd3, language, library, web)2013-11-120.10.0GwernBranwen, JeremyShaw, NiklasBroberg
hsp-cgi60.01Facilitates running Haskell Server Pages web pages as CGI programs. (bsd3, library, network, web)2008-05-170.4.4NiklasBroberg
hsparklines130.01Sparklines for Haskell (bsd3, graphics, library)2008-02-270.1.0HiteshJasani
hsparql350.02A SPARQL query generator and DSL, and a client to query a SPARQL server. (bsd3, database, library)2023-02-190.3.8JeffWheeler, RobStewart
hspec-attoparsec250.01Utility functions for testing your attoparsec parsers with hspec (bsd3, library, parsing, testing)2015-03-210.1.0.2AlpMestanogullari
hspec-bracket120.00The bracket definitions for Hspec (bsd3, library, testing)2019-11-280.0.1.0KeiHibino
hspec-checkers160.01Allows to use checkers properties from hspec (bsd3, library, testing)2017-03-170.1.0.2SoenkeHahn
hspec-dirstream390.01Helper functions to simplify adding integration tests. (bsd3, development, library, testing)2022-02-281.0.0.4vmchale
hspec-formatter-github40.00A Formatter for hspec that provides Github Actions Annotations (bsd3, library, testing)2023-12-120.1.0.0parsonsmatt
hspec-golden-aeson670.02Use tests to monitor changes in Aeson serialization (bsd3, library, testing)2021-03-150.9.0.0albertov, mchaver, scottfleischmanplow
hspec-hashable100.01Initial project template from stack (bsd3, library, web)2020-11-250.1.0.1mchaver, scottfleischmanplow
hspec-hedgehog932.253Integrate Hedgehog and Hspec! (bsd3, library, testing)2023-11-020.1.1.0SimonHengel, parsonsmatt
hspec-leancheck192.01LeanCheck support for the Hspec test framework. (bsd3, library, testing)2021-06-150.0.6rudymatela
hspec-megaparsec880.04Utility functions for testing Megaparsec parsers with Hspec (bsd3, library, parsing, testing)2023-10-242.2.1mrkkrp
hspec-monad-control50.01Orphan instances of MonadBase and MonadBaseControl for SpecM (bsd3, control, library)2015-05-210.1.0.0bmjames
hspec-need-env210.01Read environment variables for hspec tests (bsd3, library, test)2022-09-230.1.0.10debugito
hspec-parsec130.00Hspec expectations for testing Parsec parsers (bsd3, library, parsing, testing)2019-08-230sjakobi
hspec-pg-transact100.01Helpers for creating database tests with hspec and pg-transact (bsd3, library, web)2021-09-020.1.0.3JonathanFischoff, hecate
hspec-server230.01Test Framework for checking server's status (bsd3, library, testing)2015-02-160.4.1junjihashimoto
hspec-slow120.01Find slow test cases (bsd3, library, testing)2020-11-260.2.0.1boblong, Jappie, jgt
hspec-snap282.02A library for testing with Hspec and the Snap Web Framework (bsd3, library, snap, web)2022-01-211.0.3.0DanielPatterson, imalsogreg
hspec-stack-rerun200.01Simple project template from stack (bsd3, library, web)2016-07-150.1.0.3MarkWotton
hspec-test-sandbox40.01Hspec convenience functions for use with test-sandbox (bsd3, library, testing)2014-12-250.1.0ikehara, junjihashimoto, yjkmy
hspec-tmp-proc270.01Simplify use of tmp-proc from hspec tests (bsd3, docker, hspec, library, testing)2024-01-090.6.0.0adetokunbo
hspread100.03A client library for the spread toolkit (bsd3, library, network)2009-05-230.3.3AndreaVezzosi, DavidHimmelstrup
hspresent80.01A terminal presentation tool (bsd3, console, library, program)2009-11-180.2.2EvanKlitzke
hspretty60.00My opinionated Haskell project formatter. (bsd3, library, program, tools)2021-08-210.2.0.0lancelet
hsql120.012Database access from Haskell. (bsd3, database, library)2012-03-311.8.2BjornBringert, NickRudnick
hsql-mysql (deprecated)120.02MySQL driver for HSQL. (bsd3, database, deprecated, library)2013-10-281.8.3BjornBringert, NickRudnick
hsql-odbc190.02A Haskell Interface to ODBC. (bsd3, database, library)2012-03-311.8.2BjornBringert, NickRudnick
hsql-postgresql110.02A Haskell Interface to PostgreSQL via the PQ library. (bsd3, database, library)2012-03-311.8.2BjornBringert, NickRudnick
hsql-sqlite3160.02SQLite3 driver for HSQL. (bsd3, database, library)2012-03-311.8.2BjornBringert, NickRudnick
hsqml212.54Haskell binding for Qt Quick (bsd3, graphics, gui, library)2018-03-280.3.5.1RobinKay
hsqml-datamodel110.01HsQML (Qt5) data model. (bsd3, graphics, library)2015-08-180.2.0.2mjmrotek
hsqml-datamodel-vinyl90.01HsQML DataModel instances for Vinyl Rec. (bsd3, graphics, library)2015-08-180.3.0.1mjmrotek
hsqml-demo-manic50.01HsQML-based clone of Pipe Mania (bsd3, game, program)2016-10-160.3.4.0RobinKay
hsqml-demo-morris90.01HsQML-based implementation of Nine Men's Morris (bsd3, game, graphics, program)2016-02-110.3.1.1RobinKay
hsqml-demo-notes70.01Sticky notes example program implemented in HsQML (bsd3, graphics, program)2015-06-170.3.3.0RobinKay
hsqml-demo-samples90.01HsQML sample programs (bsd3, graphics, gui, program)2016-02-240.3.4.0RobinKay
hsqml-morris (deprecated in favor of hsqml-demo-morris)90.01HsQML-based implementation of Nine Men's Morris (bsd3, deprecated, game, graphics, program)2013-10-080.2.0.0RobinKay
hsrelp182.01RELP (Reliable Event Logging Protocol) server implementation (bsd3, library, network)2024-03-110.1.1.1verrens
hssourceinfo80.01get haskell source code info (bsd3, development, program)2012-02-220.0.2YoshikuniJujo
hssqlppp230.04SQL parser and type checker (bsd3, database, language, library)2019-07-080.6.2JakeWheat
hssqlppp-th60.01hssqlppp extras which need template-haskell (bsd3, database, language, library)2019-07-080.6.2JakeWheat
hstar132.00Haskell version of tar CLI utility (archive, bsd3, codec, program, tar)2020-10-110.1.0.5vmchale
hstatistics470.02Statistics (bsd3, library, math, statistics)2020-08-060.3.1VivianMcPhail
hstats80.05Statistical Computing in Haskell (bsd3, library, mumeric.statistics)2016-02-220.3.0.1BasDeHaas, MarshallBeddoe
hstest90.01Runs tests via QuickCheck1 and HUnit; like quickCheck-script but uses GHC api (bsd3, program, testing)2010-06-150.0.1DaveHinton
hstidy60.01Takes haskell source on stdin, parses it, then prettyprints it to stdout. (bsd3, program, text)2008-07-010.2MattMorrow
hstradeking60.01Tradeking API bindings for Haskell (bsd3, finance, library, program)2014-03-120.1.0TravisAthougies
hstyle110.01Checks Haskell source code for style compliance. (bsd3, development, program)2011-11-080.2.0.3DougBeardsley, JasperVanDerJeugt
hstzaar240.01A two player abstract strategy game. (bsd3, game, program)2016-05-270.9.4PedroVasconcelos
hsubconvert60.01One-time, faithful conversion of Subversion repositories to Git (bsd3, development, program)2012-10-130.0.2JohnWiegley
hsverilog80.01Synthesizable Verilog DSL supporting for multiple clock and reset (bsd3, hardware, library)2015-02-190.1.0junjihashimoto
hsx (deprecated in favor of hsx2hs)320.016HSX (Haskell Source with XML) allows literal XML syntax in Haskell source code. (bsd3, deprecated, language, library, program)2013-09-050.10.5NiklasBroberg
hsx-jmacro230.04hsp+jmacro support (bsd3, library, web)2022-04-257.3.8.2JeremyShaw
hsx-xhtml70.01XHTML utilities to use together with HSX. (bsd3, library, web)2008-05-170.4.4NiklasBroberg
hsx2hs450.011HSX (Haskell Source with XML) allows literal XML syntax in Haskell source code. (bsd3, language, library, program)2023-01-230.14.1.11DavidFox, JeremyShaw, NiklasBroberg
hsyscall110.01FFI to syscalls (bsd3, foreign, library)2010-06-010.4AycanIrican
hsyslog1010.020FFI interface to syslog(3) from POSIX.1-2001 (bsd3, foreign, library)2019-01-235.0.2PeterSimons
hsyslog-tcp82.01syslog over TCP (bsd3, library, system)2017-12-050.2.1.0OmerAgacan
hsyslog-udp180.02Log to syslog over a network via UDP (bsd3, library, system)2020-03-100.2.5jonplussed, k_bx
hszephyr70.01Simple libzephyr bindings (bsd3, library, network)2017-01-230.2NelsonElhage
htaglib452.01Bindings to TagLib, audio meta-data library (bsd3, foreign, library, sound)2023-10-241.2.1mrkkrp
htags120.01A Haskell98 parsing tags program similar to ctags. (bsd3, development, program, source-tools, utils)2008-11-031.0.1DavidSankel
htar160.01Command-line tar archive utility. (bsd3, codec, program)2015-07-060.4.0.2BjornBringert, DuncanCoutts
htaut172.01Tautology Proving Logic in Haskell (bsd3, library, theorem-provers)2016-09-260.1.1.0Ailrun
htdp-image90.00Beginner friendly graphics library. (bsd3, graphics, library)2021-08-241.1.0.1trajafri
htiled182.02Import from the Tiled map editor. (bsd3, game, library)2016-07-080.1.4.0ChristianRoedliAmble, SchellScivally, m09
htime170.01Timing utility for the command line (bsd3, program, system)2015-01-220.3.1JosePedroMagalhaes
htlset (deprecated in favor of htssets)60.01Heterogenous Set (bsd3, data, deprecated, library)2019-01-020.1.0.1kelemzol
html550.022HTML combinator library (bsd3, library, web)2008-10-111.0.1.2DonaldStewart
html-email-validate150.02Validating an email address against HTML standard (bsd3, library, text)2015-07-030.2.0.0zudov
html-entity130.01HTML entity decoding and encoding for Text (bsd3, library, text)2018-07-040.1.3.0JudeTaylor
html-entity-map270.01Map from HTML5 entity names to the corresponding Unicode text (bsd3, html, library)2017-12-180.1.0.0mrkkrp
html-kure50.01HTML rewrite engine, using KURE. (bsd3, library, web)2015-05-190.2.1AndyGill, ryanglscott
html-parse520.03A high-performance HTML tokenizer (bsd3, library, text)2023-12-100.2.1.0BenGamari
html-parse-util70.00Utility functions for working with html-parse (bsd3, library, text, xml)2023-06-290.2.3TonyZorman
html-rules50.01Perform traversals of HTML structures using sets of rules. (bsd3, html, library, text, transformation, web)2014-05-130.1.0.1KyleCarter
html-truncate100.02A HTML truncator (bsd3, library, text)2013-03-190.3.0.0MarcelRuegenberg
html-validator-cli140.00A command-line interface for https://validator.w3.org/ (bsd3, library, program, web)2018-10-160.1.0.5KenzoYotsuya
html2hamlet180.01HTML to Hamlet converter (bsd3, program, text)2015-06-280.3.0HideyukiTanaka
html5-entity170.02A library for looking up and validating HTML5 entities. (bsd3, library, text)2015-04-100.2.0.3zudov
htn110.01resolver using htn algorithm (algorithms, bsd3, library)2016-11-250.1.0.0uj
htodo210.01A todo application. (bsd3, other, program)2013-01-200.0.4YoichiHirai
htoml330.07Parser for TOML files (bsd3, configuration, data, json, language, library, parser, text)2016-11-071.0.0.3cies
htoml-megaparsec420.04Parser for TOML files (bsd3, configuration, data, language, library, text, toml)2023-10-242.1.0.5vmchale
htrace170.02Hierarchical tracing for debugging of lazy evaluation (bsd3, debug, library)2012-01-250.1EugeneKirpichov
htssets60.00Heterogenous Sets (bsd3, data, library)2019-01-030.2.0.0kelemzol
http-api-data4580.0132Converting to/from HTTP API data like URL pieces, headers and query parameters. (bsd3, library, web)2023-06-270.6MichaelSnoyman, NickolayKudasov, phadej
http-api-data-ip130.00Code for using the ip package with http-api-data (bsd3, library, web)2024-03-120.1.0.0andrewthad
http-api-data-qq100.00Quasiquoter for building URLs with ToHttpApiData types (bsd3, library, web)2021-12-180.1.0.0brandonchinn178
http-attoparsec80.03Attoparsec parsers for http-types. (bsd3, library, network, web)2014-01-110.1.1TeroLaitinen
http-client-auth70.01HTTP authorization (both basic and digest) done right (bsd3, library, network)2014-11-210.1.0.1MiguelMitrofanov
http-client-extra170.01wrapper for http-client exposing cookies (bsd3, library, network)2018-06-290.1.3.0tolysz
http-client-lens50.01Optics for http-client (bsd3, lens, library)2014-04-150.1.0ReinH, reactormonk
http-client-overrides130.00HTTP client overrides (bsd3, library, network, program)2019-10-020.1.1.0robbiemcmichael
http-client-request-modifiers50.01Convenient monadic HTTP request modifiers (bsd3, library, network)2014-08-260.1SeanLeather
http-client-streams100.01http-client for io-streams supporting openssl (bsd3, io-streams, library, web)2015-04-030.3.1.0DavidJohnson
http-common502.03Common types for HTTP clients and servers (bsd3, library, web)2021-08-210.8.3.4AndrewCowie
http-conduit5202.25317HTTP client package with conduit interface and HTTPS support. (bsd3, conduit, library, web)2023-07-172.3.8.3MichaelSnoyman
http-conduit-browser450.01Browser interface to the http-conduit package (bsd3, conduit, library, web)2017-06-132.0.0.1MikhailKuddah, MylesMaxfield
http-conduit-downloader432.02HTTP downloader tailored for web-crawler needs. (bsd3, library, web)2024-02-141.1.5VladimirShabanov
http-date2130.016HTTP Date parser/formatter (bsd3, library, network, web)2021-02-240.0.11KazuYamamoto
http-dispatch140.01High level HTTP client for Haskell (bsd3, library, network)2016-11-190.6.2.0owainlewis
http-download650.03Verified downloads with retries (bsd3, development, library)2023-08-090.2.1.0MichaelSnoyman, borsboom, fpcomplete
http-encodings150.02A library for encoding and decoding bodies of HTTP messages (bsd3, library, web)2014-06-070.9.3AndreyChudnov
http-enumerator (deprecated in favor of http-conduit)1460.023HTTP client package with enumerator interface and HTTPS support. (deprecated) (bsd3, deprecated, enumerator, library, web)2012-04-220.7.3.3MichaelSnoyman
http-exchange80.01Perform HTTP Requests (bsd3, data, library)2024-02-140.2.0.1andrewthad, l3c_amartin
http-exchange-instantiations90.00Instantiations of http-exchange (bsd3, library, network, program)2023-09-200.1.3.0andrewthad, l3c_amartin
http-interchange70.02Types and serialization for HTTP (bsd3, data, library)2024-02-070.3.2.1andrewthad, l3c_amartin
http-kinder40.02Generic kinds and types for working with HTTP (bsd3, library, web)2016-02-260.2.0.0JosephAbrahamson
http-monad170.01Monad abstraction for HTTP allowing lazy transfer and non-I/O simulation (bsd3, library, network)2023-01-150.1.1.4HenningThielemann
http-pony180.01A type unsafe http library (bsd3, library, network)2017-05-270.1.0.7JinjingWang
http-pony-serve-wai80.01Serve a WAI application with http-pony (bsd3, library, network)2016-09-240.1.0.4JinjingWang
http-pony-transformer-case-insensitive120.01Tag http headers as case insensitive (bsd3, library, network)2016-10-130.1.0.2JinjingWang
http-pony-transformer-http200.01Transform raw TCP stream to a basic HTTP type (bsd3, library, network)2016-10-240.1.0.3JinjingWang
http-pony-transformer-startline140.01transform HTTP startlines to tuples (bsd3, library, network)2016-10-130.1.0.1JinjingWang
http-proxy310.01A library for writing HTTP and HTTPS proxies (bsd3, library, program, web)2021-04-170.1.2.0ErikDeCastroLopo
http-query210.05Simple http queries (bsd3, library, web)2022-02-170.1.3JensPetersen
http-querystring40.02The HTTP query builder. (bsd3, library, network)2013-10-021.0YusukeNomura
http-reverse-proxy1172.07Reverse proxy HTTP requests, either over raw sockets or with WAI (bsd3, web)2023-12-120.6.0.2MichaelSnoyman, psibi
http-rfc780790.00RFC7807 style response messages (bsd3, library, servant, web)2020-12-120.2.0.0PeterTrsko
http-server120.02A library for writing Haskell web servers. (bsd3, library, network)2015-02-231.0.6IavorDiatchki, TrevorElliott
http-shed (deprecated in favor of httpd-shed)60.01A simple websever with an interact style API (bsd3, deprecated, library, network-)2008-10-090.1AndyGill
http-slim50.00A library for client/server HTTP with TLS support (bsd3, library, network)2024-01-181.0KrasimirAngelov
http-streams1112.029An HTTP client using io-streams (bsd3, io-streams, library, web)2023-10-200.8.9.9AndrewCowie
http-test290.01Test framework for HTTP APIs (bsd3, library, program, test, web)2016-03-030.2.5glutamate
http-types4160.0857Generic HTTP types for Haskell (for both client and server code). (bsd3, library, network, web)2023-11-300.12.4AristidBreitkreuz, nideco
http-wget (deprecated in favor of http-conduit)330.02Provide a simple HTTP client interface by wrapping the wget command line tool. (deprecated) (bsd3, deprecated, library, network)2012-01-180.6.2.3MichaelSnoyman
http219820.020HTTP/2 library (bsd3, library, network)2024-02-295.1.2KazuYamamoto
http2-client262.2511A native HTTP2 client library. (bsd3, library, web)2020-11-060.10.0.0LucasDiCioccio, ProofOfKeags
http2-client-exe80.01A command-line http2 client. (bsd3, program, web)2019-04-210.2.0.0LucasDiCioccio, ProofOfKeags
http2-client-grpc232.08Implement gRPC-over-HTTP2 clients. (bsd3, library, network)2019-11-050.8.0.0AlejandroSerrano, LucasDiCioccio, ProofOfKeags
http2-grpc-proto-lens80.06Encoders based on `proto-lens` for gRPC over HTTP2. (bsd3, library, network)2019-11-050.1.0.0AlejandroSerrano, LucasDiCioccio, ProofOfKeags
http2-grpc-proto3-wire90.04Encoders based on `proto3-wire` for gRPC over HTTP2. (bsd3, library, network)2019-11-050.1.0.0AlejandroSerrano, LucasDiCioccio, ProofOfKeags
http2-grpc-types240.010Types for gRPC over HTTP2 common for client and servers. (bsd3, library, network)2019-11-050.5.0.0AlejandroSerrano, LucasDiCioccio, ProofOfKeags
http2-tls300.00Library for HTTP/2 over TLS (bsd3, library, network)2024-02-130.2.5KazuYamamoto
http3850.02HTTP/3 library (bsd3, library, network)2024-02-050.0.9KazuYamamoto
httpd-shed760.02A simple web-server with an interact style API (bsd3, library, network, web)2024-03-080.4.1.2AndyGill, GaneshSittampalam
httpstan60.00Auto-generated API bindings for httpstan (bsd3, library, statistics)2023-06-030.3.0.0JakeMcArthur
htune80.01harmonic analyser and tuner for musical instruments (bsd3, program, sound)2013-03-190.2PetrRockai
htzaar80.01A two player abstract strategy game. (bsd3, game, program)2009-10-090.0.2TomHawkins
hub220.01For multiplexing GHC installations and providing development sandboxes (bsd3, development, distribution, program)2015-02-231.9.0.1ChrisDornan
hubigraph110.02A haskell wrap for Ubigraph (bsd3, graphics, library)2011-01-180.3.2KoheiOzaki
huck40.01huck (bsd3, library, system)2017-11-100.0.1lambda_foo
huckleberry210.01Haskell IOT on Intel Edison and other Linux computers. (bsd3, library, system)2016-09-050.10.0.2tkmsm
huff70.00A fast-foward-based planner (ai, bsd3, library, program)2016-09-090.1.0.1TrevorElliott
huffman52.01Pure Haskell implementation of the Huffman encoding algorithm (bsd3, compression, data, library)2012-02-281.0.1MaximeHenrion
hugs2yc60.01Hugs Front-end to Yhc Core. (bsd3, development, library)2009-01-180.1.1DmitryGolubovsky
hulk90.01IRC server written in Haskell. (bsd3, library, network, program)2013-11-030.2.0ChrisDone
human-readable-duration350.01Provide duration helper (bsd3, library, time)2019-06-250.2.1.4yogsototh
humble-prelude80.00Redefinition-free prelude alternative (bsd3, library, prelude)2020-01-160.2FumiakiKinoshita
hunit-parsec80.01An HUnit Testable instance for Parsec parser unit tests. (bsd3, library, testing)2011-04-100.3NathanWilcox
hunspell-hs52.01Hunspell thread-safe FFI bindings for spell checking. (bsd3, language, library)2018-08-270.2.0.0ashutoshrishi
hurdle70.01Extract function names from Windows DLLs. (bsd3, program, system)2010-02-240.4.0StephenTetley
hurriyet60.01Haskell bindings for Hurriyet API (bsd3, library, network)2017-06-180.2.0.0yigitozkavci
hvega970.06Create Vega-Lite visualizations (version 4) in Haskell. (bsd3, graphics, library)2023-09-280.12.0.7DouglasBurke
hw-aeson610.03Convenience functions for Aeson (bsd3, data, json, library)2023-12-180.1.9.0newhoggy, haskellworks
hw-all50.00Demo library (bsd3, conduit, data, library)2019-11-060.0.0.1haskellworks
hw-aws-sqs-conduit100.00AWS SQS conduit (bsd3, library, web)2021-02-240.1.0.0haskellworks
hw-balancedparens550.010Balanced parentheses (bit, bsd3, data, data-structures, library, program, succinct-data-structures)2022-12-050.4.1.3newhoggy, haskellworks, GeorgeWilson
hw-bits782.025Bit manipulation (bit, bsd3, data, library)2022-03-200.7.2.2newhoggy, haskellworks, GeorgeWilson
hw-ci-assist40.00CI Assistant for Haskell projects (bsd3, development, library, program)2019-04-040.1.0.0haskellworks
hw-conduit-merges210.01Additional merges and joins for Conduit (bsd3, conduit, data, library)2020-04-140.2.1.0haskellworks
hw-diagnostics270.05Diagnostics library (bsd3, library, profiling)2020-04-140.0.1.0haskellworks
hw-dsv390.03Unbelievably fast streaming DSV file parser (bsd3, csv, data-structures, library, program, simd, succinct-data-structures, text)2024-01-100.4.1.2newhoggy, haskellworks, GeorgeWilson
hw-dump100.01File Dump (bit, bsd3, data, library, program)2020-04-140.1.1.0newhoggy, haskellworks
hw-eliasfano280.02Elias-Fano (bsd3, data, data-structures, library, program, succinct-data-structures)2022-03-250.1.2.1newhoggy, haskellworks
hw-excess420.03Excess (bsd3, data, data-structures, library, succinct-data-structures)2020-04-140.2.3.0newhoggy, haskellworks
hw-fingertree1640.05Generic finger-tree structure, with example instances (bsd3, data-structures, library)2022-03-210.1.2.1newhoggy, haskellworks
hw-fingertree-strict300.02Generic strict finger-tree structure (bsd3, data-structures, library)2022-03-250.1.2.1newhoggy, haskellworks
hw-hedgehog310.02Extra hedgehog functionality (bsd3, library, test)2022-03-190.1.1.1newhoggy, haskellworks
hw-hspec-hedgehog461.253Interoperability between hspec and hedgehog (bsd3, library, test)2022-03-190.1.1.1newhoggy, haskellworks
hw-int240.06Additional facilities for Integers (bsd3, data, library)2020-04-260.0.2.0newhoggy, haskellworks
hw-ip560.03Library for manipulating IP addresses and CIDR blocks (bsd3, library, network, program)2022-03-192.4.2.1newhoggy, haskellworks, arbornetworks, dsturnbull
hw-json572.05Memory efficient JSON parser (bsd3, data, library, program)2024-01-101.3.2.5newhoggy, haskellworks
hw-json-demo40.00Memory efficient JSON parser (bsd3, data, library)2022-03-241.0.0.0haskellworks
hw-json-lens120.02Lens for hw-json (bsd3, data, data-structures, json, library, succinct-data-structures)2020-04-140.2.1.0newhoggy, haskellworks
hw-json-simd210.03SIMD-based JSON semi-indexer (bsd3, data, library, program)2022-12-190.1.1.2newhoggy, haskellworks
hw-json-simple-cursor120.02Memory efficient JSON parser (bsd3, data, library, program)2022-03-240.1.1.1newhoggy, haskellworks
hw-json-standard-cursor220.03Memory efficient JSON parser (bsd3, data, library, program)2022-03-240.2.3.2newhoggy, haskellworks
hw-kafka-avro242.02Avro support for Kafka infrastructure (bsd3, library, services)2022-03-266.0.0newhoggy, alexeyraga, haskellworks
hw-lazy40.00Combinators for lazy IO (bsd3, data, library)2022-06-100.0.0.1newhoggy, haskellworks
hw-mquery130.03Monadic query DSL (bsd3, data, library, program)2022-03-260.2.1.1newhoggy, haskellworks
hw-packed-vector190.02Packed Vector (bsd3, data, library, program, vector)2022-03-210.2.1.1newhoggy, haskellworks
hw-parser190.06Simple parser support (bsd3, data, library, parser)2020-04-140.1.1.0newhoggy, haskellworks
hw-playground-linear200.00Primitive functions and data types (bsd3, data, library)2021-02-240.1.0.0haskellworks
hw-prim2140.029Primitive functions and data types (bsd3, data, library)2022-10-300.6.3.2newhoggy, haskellworks, GeorgeWilson
hw-prim-bits (deprecated)110.00Primitive support for bit manipulation (bsd3, data, deprecated, library, program)2021-09-180.1.0.5newhoggy, haskellworks
hw-rankselect652.014Rank-select (bit, bsd3, data, data-structures, library, program, succinct-data-structures)2022-03-230.13.4.1newhoggy, haskellworks, GeorgeWilson
hw-rankselect-base450.015Rank-select base (bit, bsd3, data, data-structures, library, succinct-data-structures)2020-06-090.3.4.1newhoggy, haskellworks, GeorgeWilson
hw-simd260.04SIMD library (bit, bsd3, data, library, simd)2022-12-190.1.2.2newhoggy, haskellworks
hw-simd-cli50.00SIMD library (bit, bsd3, data, library, program, simd)2021-03-170.0.0.1newhoggy, haskellworks
hw-streams240.02Primitive functions and data types (bsd3, data, library)2020-04-140.0.1.0newhoggy, haskellworks
hw-string-parse280.06String parser (bit, bsd3, data, library)2022-03-200.0.0.5newhoggy, haskellworks, GeorgeWilson
hw-tar100.00Library for creating and extracting tar archives (bsd3, codec, library, program)2021-03-090.0.0.1haskellworks
hw-uri330.01Supports IO on URIs (bsd3, data, library, program)2020-03-120.2.1.0newhoggy, haskellworks
hw-vector (deprecated in favor of hw-prim)220.01Vector type with convenient typeclass instances (bsd3, data, deprecated, library)2016-10-280.0.0.1haskellworks
hw-xml322.01XML parser based on succinct data structures. (bsd3, data, data-structures, library, program, succinct-data-structures, xml)2024-01-100.5.1.2newhoggy, haskellworks
hwall-auth-iitk70.01Initial version of firewall Authentication for IITK network. (bsd3, network, program)2014-04-140.1.0.1satvikc
hweblib230.01Haskell Web Library (bsd3, library, web)2014-05-250.6.3AycanIrican
hws70.01Simple Haskell Web Server (bsd3, program, web-server)2010-10-041.1.0.1SimonMarlow
hxmppc90.01Haskell XMPP (Jabber Client) Command Line Interface (CLI) (bsd3, network, program)2011-10-200.2.3NicolasPouillard
hxournal490.01A pen notetaking program written in haskell (application, bsd3, library, program)2012-09-030.6.6.1IanWooKim
hxt-css160.01CSS selectors for HXT (bsd3, html, library, xml)2016-08-230.1.0.3MariosTitas
hxt-extras150.03Extra functions for HXT (bsd3, library, xml)2011-09-110.4.1ThomasDuBuisson, TonyMorris
hxt-pickle-utils100.03Utility functions for using HXT picklers. (bsd3, library, xml)2015-04-100.1.0.3AdamBergmark, ErikHesselink
hxweb50.01Minimal webframework using fastcgi, libxml2 and libxslt. (bsd3, library, web)2006-09-260.1DavidHimmelstrup
hyahtzee150.01A Yahtzee game implementation in Haskell (bsd3, game, program)2021-04-180.5DamienCassou
hybrid60.01A implementation of a type-checker for Lambda-H (bsd3, compilers-interpreters, program)2008-03-042.0GwernBranwen
hybrid-vectors440.06Hybrid vectors e.g. Mixed Boxed/Unboxed vectors (bsd3, data, library, vector)2023-08-060.2.4EdwardKmett, ryanglscott
hydra-hs60.01Haskell binding to the Sixense SDK for the Razer Hydra (bsd3, hardware, library)2014-01-061.0.0.2MarcelRuegenberg
hydra-print60.02NCurses interface to view multiple ByteString streams in parallel. (bsd3, concurrency, library, program)2013-04-220.1.0.3RyanNewton
hydrogen-data140.01Hydrogen Data (bsd3, language, library)2015-01-080.14JulianFleischer
hydrogen-syntax180.02Hydrogen Syntax (bsd3, language, library)2015-03-220.17JulianFleischer
hydrogen-util (deprecated in favor of hydrogen-parsing, hydrogen-prelude)110.03Hydrogen Tools (bsd3, deprecated, language, library)2014-12-160.8JulianFleischer
hyena50.05Simple web application server (bsd3, library, network)2010-11-110.1.0.1JohanTibell
hyper290.02Display class for the HyperHaskell graphical Haskell interpreter (bsd3, graphics, library, pretty-printer)2021-05-080.2.1.1HeinrichApfelmus
hyper-extra210.01Display instances for the HyperHaskell graphical Haskell interpreter (bsd3, graphics, library, pretty-printer)2021-05-080.2.0.1HeinrichApfelmus
hyper-haskell-server330.01Server back-end for the HyperHaskell graphical Haskell interpreter (bsd3, compilers-interpreters, program)2024-02-100.2.3.1HeinrichApfelmus
hyperbole90.00Web Framework inspired by HTMX (bsd3, library, program, web)2024-01-170.2.0seanhess
hyperdrive50.01a fast, trustworthy HTTP(s) server built (bsd3, library, program, web)2013-01-080.1JeremyShaw
hyperfunctions50.01Hyperfunctions (bsd3, categories, control, library)2015-06-210EdwardKmett
hypergeomatrix60.00Hypergeometric function of a matrix argument (bsd3, library, math, numeric)2022-12-051.1.0.1stla
hyperion50.00Reliable performance measurement with robust data export. (benchmarking, bsd3, library, program)2017-09-060.1.0.0MathieuBoespflug
hyperloglog502.03An approximate streaming (constant space) unique object counter (bsd3, library, numeric)2022-04-180.4.6EdwardKmett, EricMertens, ryanglscott
hyperloglogplus52.01Approximate cardinality estimation using constant space (bsd3, haskell, library)2016-07-050.1.0.0ezhulenev
hyperscript50.00A parser for the _hyperscript programming language (bsd3, library, program, web)2022-01-300.1.0.1rashad1030
hypertypes140.00Typed ASTs (algorithms, bsd3, compilers-interpreters, language, library, logic, unification)2023-07-250.2.2YairChuchem
hyphenate (deprecated)130.01Text hyphenation algorithm (bsd3, deprecated, library, text)2009-02-100.1RohanDrape
hz3 (deprecated)110.00Bindings for the Z3 Theorem Prover (bit-vectors, bsd3, deprecated, formal-methods, library, math, smt, theorem-provers)2019-10-0196.0.0.0
hzaif100.00This package is Zaif Exchange Api wrapper (bsd3, library, program, web)2016-01-240.1.0.0
hzenhan210.01Zenhan library for Haskell (bsd3, library, text)2021-04-120.0.5karky7
hzenity150.01Haskell interface to Zenity dialogs (bsd3, development, library)2021-12-250.4.1EmilAxelsson
hzk130.05Haskell client library for Apache Zookeeper (bsd3, database, library)2014-10-172.1.0DiegoSouza
i18n180.01Internationalization for Haskell (bsd3, library, text)2016-08-220.4.0.0EugeneGrigoriev, filib
i3ipc60.00A type-safe wrapper around i3's IPC (bsd3, i3, lib, library, windowmanager)2020-05-010.2.0.0leshow
iCalendar292.02iCalendar data types, parser, and printer. (bsd3, library, text)2018-09-290.4.0.5ChristianRoedliAmble, ClintAdams, EelcoLempsink
iban70.01Validate and generate IBANs (bsd3, finance, library)2015-11-270.1.1.1ibotty, jv
ical (deprecated in favor of iCalendar)52.00iCalendar format parser and org-mode converter. (bsd3, deprecated, library, program, web)2015-11-240.0.1ChrisDone
ice40-prim272.01Lattice iCE40 Primitive IP (bsd3, hardware, library)2024-01-160.3.1.4dopamane
icepeak90.00A fast JSON document store with push notification support. (bsd3, library, program, web)2022-11-171.0.0.0fatho, rkrzr, DiegoDiv
icon-fonts90.01Package for handling icon fonts in Haskell (bsd3, graphics, library)2018-03-120.2.1.1rprospero
iconv440.011String encoding conversion (bsd3, library, text)2015-06-010.4.1.3DuncanCoutts, IanLynagh
iconv-typed60.01Type safe iconv wrapper (bsd3, library, web)2016-10-250.2.0.0AlfredoDiNapoli
identicon250.02Flexible generation of identicons (bsd3, graphics, image, library)2023-12-290.2.3mrkkrp
identicon-style-squares152.01Squares style for the identicon package (bsd3, graphics, library)2019-01-020.1.0.1fgaz
identifiers140.01Numeric identifiers for values. (bsd3, data, library)2017-05-200.4.3.0awagner83
idiii150.01ID3v2 (tagging standard for MP3 files) library (bsd3, library, program, sound, text)2012-11-040.1.3.3AlexeyAlekhin, BartonMassey, ChrisWagner
idiomatic60.00Deriving Applicative for sum types.. Idiomatically. (bsd3, generics, library)2022-04-160.1.1.0BaldurBlondal
idna230.03Implements IDNA (RFC 3490). (bsd3, data, library, rfc, text)2014-01-060.3.0GeorgePollard
idna2008 (deprecated)52.02Converts Unicode hostnames into ASCII (bsd3, deprecated, library, network)2011-07-060.0.1.0JonKristensen
idringen180.00A project manage tool for Idris. (bsd3, development, library, program)2016-08-240.1.0.3zjhsdtc
idris1292.251Functional Programming Language with Dependent Types (bsd3, compilers-interpreters, dependent-types, library, program)2021-10-221.3.4EdwinBrady, niklasl
ieee (deprecated in favor of ieee754)480.02Utilities for dealing with IEEE floating point numbers (bsd3, deprecated, library, math)2010-09-200.7PatrickPerry
ieee-utils130.02ieee-utils (bsd3, library, numerical)2008-10-160.4.0MattMorrow
ieee-utils-tempfix190.01ieee-utils (bsd3, library, numerical)2014-03-220.4.0.1MichalKonecny
ieee754822.027Utilities for dealing with IEEE floating point numbers (bsd3, library, math)2017-01-300.8.0PatrickPerry
iexcloud40.00Library for the IEX Trading API (bsd3, library, net)2019-07-130.0.0.1davidb, ksallberg, joshua_morris
if170.01(?) and (?>) conditional operator (bsd3, control, library)2016-11-170.1.0.0winterland
if-instance170.00Branch on whether a constraint is satisfied (bsd3, library, plugin, type-system)2023-08-300.5.1.0sheaf
ifcxt52.251put if statements within type constraints (bsd3, control, library)2016-08-030.1.1MikeIzbicki
ifscs100.02An inductive-form set constraint solver (bsd3, constraints, library)2013-10-220.2.0.0TristanRavitch
ig212.01Bindings to Instagram's API. (bsd3, library, web)2016-06-300.8FelipeLessa, JeanPhilippeMoresmau, cdepillabout
ignore51.51Handle ignore files of different VCSes (bsd3, library, program, system)2015-08-230.1.1.0AlexanderThiemann
igraph72.01Bindings to the igraph C library. (bsd3, data-structures, graphs, library)2013-01-150.1.1NilsSchweinsberg
igrf190.01International Geomagnetic Reference Field (bsd3, library, science)2020-05-040.4.0.0dmcclean
ihaskell-hvega382.01IHaskell display instance for hvega types. (bsd3, development, library)2023-12-260.5.0.5DouglasBurke
ihaskell-inline-r50.01Embed R quasiquotes and plots in IHaskell notebooks. (bsd3, development, library)2016-01-240.1.1.0FacundoDominguez, MathieuBoespflug
ihaskell-rlangqq90.01a rDisp quasiquote to show plots from Rlang-QQ in IHaskell (bsd3, development, library)2015-06-240.3.0.0gibiansky, VaibhavSagar
ihttp (deprecated)100.01Incremental HTTP iteratee (bsd3, deprecated, library, network, program)2011-06-150.3.0ErtugrulSoeylemez, esz
illuminate42.01A fast syntax highlighting library built with alex. (bsd3, library, text)2011-07-080.1JohnMacFarlane
image-type140.02Determine the type of an image by reading the first bytes. (bsd3, graphics, library)2014-08-040.1.0.0BaldurBlondal
imagefilters140.01Image Filters (contrast, brightness, gaussian blur, etc) (bsd3, graphics, library)2012-01-150.1TimChannell
imagepaste60.01Command-line image paste utility (bsd3, network, program)2012-05-300.2.0.1YuriBochkarev
imagesize-conduit280.03Determine the size of some common image formats. (bsd3, conduit, graphics, library)2015-03-311.1AdamBergmark, FelipeLessa, MichaelSnoyman, lostbean
imap220.01An efficient IMAP client library, with SSL and streaming (bsd3, library, network)2018-12-030.3.0.9mkawalec
imapget80.01Downloads email from imap SSL servers. (bsd3, network, program)2013-01-080.0.3FacundoDominguez
imgurder80.01Uploader for Imgur (bsd3, library, program, web)2011-10-271.2DanColish
imj-animation42.01Animation Framework (algorithms, animation, bsd3, game-engine, graphics, library)2018-01-010.1.0.2OlivierSohn
imj-base42.02Game engine with geometry, easing, animated text, delta rendering. (algorithms, animation, bsd3, game-engine, graphics, library, mathematics, optimisation, optimization, program, terminal, user-interface)2018-01-010.1.0.2OlivierSohn
imj-game-hamazed52.00A game with flying numbers and 8-bit color animations. (animation, application, bsd3, education, game, graphics, library, program)2018-01-010.1.0.2OlivierSohn
imj-measure-stdout40.01An application to determine the maximum capacity of stdout buffer. (bsd3, console, program, terminal)2018-01-010.1.0.2OlivierSohn
imj-prelude40.03Prelude library. (bsd3, game-engine, library)2018-01-010.1.0.2OlivierSohn
immortal-queue292.00Build a pool of queue-processing worker threads. (bsd3, concurrency, library)2020-03-030.1.0.1lysergia
imperative-edsl260.03Deep embedding of imperative programs with code generation (bsd3, language, library)2021-08-280.9AndersPersson, EmilAxelsson, mararon
imperative-edsl-vhdl (deprecated in favor of hardware-edsl)80.01Deep embedding of VHDL programs with code generation. (bsd3, deprecated, language, library)2015-12-140.3.2mararon
implicit-hie2070.02Auto generate hie-bios cradles & hie.yaml (bsd3, development, hie, hls, library, tools)2022-12-220.1.4.0Avi_Dessauer
implicit-hie-cradle1050.01Auto generate hie-bios cradles (bsd3, development, hie, hls, library, tools)2023-03-150.5.0.1Avi_Dessauer
implicit-params80.01Named and unnamed implicit parameters with defaults. (bsd3, data, library)2013-12-230.2.1ShaneOBrien
imprevu50.04Reactive programming language based on a DSL (bsd3, language, library)2017-03-130.1.0CorentinDupont
imprevu-happstack50.01Imprevu support for Happstack (bsd3, language, library)2017-03-130.1.0CorentinDupont
imprint (deprecated in favor of distributed-closure)50.01Serialization of arbitrary Haskell expressions (bsd3, deprecated, library, serialization)2018-01-080.0.1.0mrkkrp
improve430.02An imperative, verifiable programming language for high assurance applications. (bsd3, embedded, formal-methods, language, library)2011-07-290.4.0TomHawkins
impure-containers210.01Mutable containers in Haskell. (bsd3, data-structures, library)2020-02-140.5.1andrewthad, chessai
in-other-words180.04A higher-order effect system where the sky's the limit (bsd3, control, library)2022-06-150.2.1.1KingoftheHomeless
in-other-words-plugin90.01Disambiguate obvious uses of effects when using in-other-words. (bsd3, control-language, library)2021-01-300.1.0.0KingoftheHomeless
inbox180.00Inbox for asychronous messages (bsd3, library, testing)2021-07-170.2.0luntain
inc-ref130.01A STM reference useful for incremental computing (bsd3, concurrency, library)2014-07-250.3.0.0JonathanFischoff
inch50.01A type-checker for Haskell with integer constraints (bsd3, language, program)2014-06-070.2.0AdamGundry
include-env150.00Include the value of an environment variable at compile time (bsd3, development, library)2022-01-080.5.0.0ocramz
include-file190.01Inclusion of files in executables at compile-time. (bsd3, development, library)2019-02-070.1.0.4DanielDiaz
incremental260.02incremental update library (bsd3, data, library)2020-09-190.3.1FumiakiKinoshita
incremental-computing70.01Incremental computing (bsd3, data, library)2016-07-250.0.1.0WolfgangJeltsch
incremental-maps50.01Package for doing incremental computations on maps (bsd3, data, library)2016-05-250.0.0.0jelken
incremental-sat-solver230.03Simple, Incremental SAT Solving as a Library (algorithms, bsd3, library)2016-08-310.1.8SebastianFischer
increments60.01type classes for incremental updates to data (bsd3, data, library)2015-01-070.1.0.4JohnLato
indent180.00Fix your indentation. (bsd3, indentation, library, program, text)2019-06-120.0.5vapourismo
indentation270.02Indentation sensitive parsing combinators for Parsec and Trifecta (bsd3, library, parsing)2018-10-060.3.3MichaelAdams, OmerAgacan, AlekseyKliger
indentation-core70.03Indentation sensitive parsing combinators core library (bsd3, library, parsing)2018-10-060.0.0.2AlekseyKliger
indentation-parsec90.02Indentation sensitive parsing combinators for Parsec (bsd3, library, parsing)2018-10-060.0.0.2AlekseyKliger
indentation-trifecta110.01Indentation sensitive parsing combinators for Trifecta (bsd3, library, parsing)2018-10-060.1.0AlekseyKliger
indents460.06indentation sensitive parser-combinators for parsec (bsd3, library, parsing, text)2019-10-020.5.0.1JasperVanDerJeugt, SamAnklesaria
index-core150.02Indexed Types (bsd3, control, indexed, library)2016-06-121.0.4GabrielGonzalez
indexed230.014Haskell98 indexed functors, monads, comonads (bsd3, control, library)2016-09-170.1.3ReinerPope, typedrat
indexed-containers160.00Simple, no-frills indexed lists. (bsd3, data-structures, library)2020-03-020.1.0.2zliu41
indexed-do-notation90.01Do notation for indexed monads (bsd3, language, library)2013-05-010.1FumiakiKinoshita
indexed-extras220.03Indexed functors, monads and comonads that require extensions to Haskell98 (bsd3, control, library)2016-07-080.2ReinerPope, typedrat
indexed-free150.02indexed monads for free (bsd3, control, library, monad)2013-11-270.3.1FumiakiKinoshita
indexed-list-literals672.02Type safe indexed list literals (bsd3, data, library)2020-04-300.2.1.3DavidMD
indexed-profunctors2410.04Utilities for indexed profunctors (bsd3, data, lenses, library, optics, profunctors)2023-06-220.1.1.1AdamGundry, AndresLoeh, phadej, arybczak
indexed-transformers170.00Atkey indexed monad transformers (bsd3, control, library)2024-01-150.1.0.4echatav
indextype160.04A series of type families and constraints for "indexable" types. (bsd3, control, library)2017-10-190.3.0.1clinton
indian-language-font-converter150.01Indian Language Font Converter (bsd3, language, library)2013-12-020.2AkashJagdhane
inf-backprop122.00Automatic differentiation and backpropagation. (bsd3, library, mathematics)2023-05-130.1.0.2AlexeyTochin
infernal200.00The Infernal Machine - An AWS Lambda Custom Runtime for Haskell (aws, bsd3, library)2022-10-170.7.0ejconlon
infinite-list1010.05Infinite lists (bsd3, data, library)2023-12-260.1.1Bodigrim
infinite-search90.01Exhaustively searchable infinite sets. (algorithms, bsd3, data, library, monads, search)2009-01-090.12LukePalmer
infinity60.01 (bsd3, program, unclassified)2007-11-070.3AustinSeipp
inflist50.01An infinite list type and operations thereon. (bsd3, data, library)2012-02-050.0.1JamesFisher
influxdb1140.04InfluxDB client library for Haskell (bsd3, database, library)2024-03-141.9.3.1MitsutoshiAoe
ini1240.012Configuration files in the INI format. (bsd3, configuration, data, library)2022-07-250.4.2AndreasAbel, ChrisDone, chris_martin
ini-qq50.01Quasiquoter for INI (bsd3, configuration, data, library)2016-07-150.1.0.0kseo
inilist60.01Processing for .ini files with duplicate sections and options (bsd3, library)2015-07-250.2.0.0MikeMeyer
initialize70.02Initialization and Deinitialization of 'Storable' values. (bsd3, data, library)2018-10-250.1.1.0chessai
inj-base260.01'Inj' instances for 'base' (bsd3, data, library)2018-07-130.2.0.0int_index
injections80.00Canonical categorical conversions (injections and projections) (bsd3, data, library)2021-08-260.1.0.0ThomasTuegel
inline-asm280.00Inline some Assembly in ur Haskell! (bsd3, ffi, library)2022-12-250.5.0.20xd34df00d
inline-java (deprecated)250.03Java interop via inline Java code in Haskell modules. (bsd3, deprecated, ffi, java, jvm, library)2020-11-300.10.0AlpMestanogullari, FacundoDominguez, MathieuBoespflug
inline-r382.254Seamlessly call R from Haskell and vice versa. No FFI required. (bsd3, ffi, library)2023-05-221.0.1FacundoDominguez, MathieuBoespflug, RomanCheplyaka, connorbaker
input-parsers400.05Extension of the parsers library with more capability and efficiency (bsd3, library, parsing)2023-11-250.3.0.2MarioBlazevic
insert-ordered-containers1950.029Associative containers retaining insertion order for traversals. (bsd3, library, web)2023-07-090.2.5.3phadej
inspection-proxy130.01A simple proxy for debugging plaintext protocols communication (bsd3, program, testing)2014-03-300.1.0.3MariusGhita
inspector-wrecker40.00Create benchmarks from the HAR files (bsd3, library, program, web)2016-09-190.1.0.0JonathanFischoff
instance-control130.01Controls how the compiler searches for instances using type families. (bsd3, control, library)2017-09-270.1.2.0lazac
instance-map50.01Template haskell utilities for helping with deserialization etc. of existential types (bsd3, dependent-types, library)2018-07-230.1.0.0rwarfield
instant-aeson90.01Generic Aeson instances through instant-generics (bsd3, generics, library)2015-08-090.2RenzoCarbonara
instant-bytes60.01Generic Serial instances through instant-generics (bsd3, generics, library)2015-08-090.2RenzoCarbonara
instant-deepseq60.01Generic NFData instances through instant-generics (bsd3, generics, library)2015-08-090.2RenzoCarbonara
instant-generics240.011Generic programming library with a sum of products view (bsd3, generics, library)2016-07-300.6JosePedroMagalhaes
instant-hashable70.01Generic Hashable instances through instant-generics (bsd3, generics, library)2015-08-090.2RenzoCarbonara
instinct80.01Fast artifical neural networks (ai, bsd3, library)2011-08-220.1.0ErtugrulSoeylemez, esz
instrument80.01Easy stats/metrics instrumentation for Haskell programs (bsd3, data, library)2023-01-130.6.1.0MichaelXavier
instrument-cloudwatch50.00Adds a worker for the instrument package that exports to Amazon CloudWatch (bsd3, library, web)2023-01-130.2.1.0MichaelXavier
int-cast322.06Checked conversions between integral types (bsd3, data, library)2018-04-030.2.0.0HerbertValerioRiedel
int-like70.01Newtype wrappers over IntSet and IntMap (bsd3, data-structures, library)2023-11-250.1.2ejconlon
int-supply90.00A simple, efficient supply of integers using atomic fetch-and-add. (bsd3, data, library)2023-11-271.0.0mitchellwrosen
integer-conversion2310.05Conversion from strings to Integer (bsd3, data, library)2023-10-040.1.0.1phadej
integer-gmp361.5110Integer library based on GMP (algebra, bsd3, library, numeric)2022-08-071.1BenGamari, HerbertValerioRiedel
integer-pure50.02A pure-Haskell implementation of arbitrary-precision Integers. (bsd3, library, numeric)2014-04-241.0MalcolmWallace
integer-simple190.019Simple Integer library (bsd3, library, unclassified)2016-05-210.1.1.1BenGamari, HerbertValerioRiedel
integration610.08Fast robust numeric integration via tanh-sinh quadrature (bsd3, graphics, library)2015-03-070.2.1EdwardKmett
intel-aes150.01Hardware accelerated AES encryption and Random Number Generation. (bsd3, cryptography, library)2011-08-250.2.1.1RyanNewton
intensional-datatys40.00A GHC Core plugin for intensional datatype refinement checking (bsd3, language, library)2020-07-240.2.0.0eddiejones
interactive-plot102.00Interactive quick time series plotting (bsd3, interactive, library, program)2019-09-090.1.0.0jle
interleave110.01Combinators for supporting interleaving of different behaviours (bsd3, control, library)2011-01-071.0NeilBrown
intern862.017Efficient hash-consing for arbitrary data types (bsd3, data, data-structures, library)2023-08-080.9.5EdwardKmett, ryanglscott
intero902.01Complete interactive development program for Haskell (bsd3, development, program)2019-05-140.1.40AnthonyCowley, ChrisDone
interp110.00Tracery-like randomized text interpolation (bsd3, interpolation, library, program, text)2019-02-181.0.0.2swizzard
interpolatedstring-qq70.02QuasiQuoter for Ruby-style multi-line interpolated strings. (bsd3, data, library)2010-07-180.2ErikCharlebois
interpolatedstring-qq-mwotton (deprecated in favor of interpolatedstring-qq)50.01DO NOT USE THIS. interpolatedstring-qq works now. (bsd3, data, deprecated, library)2010-07-180.1.1MarkWotton
interpolatedstring-qq280.00QuasiQuoter for multi-line interpolated strings (bsd3, data, library)2019-05-060.1.0.0isovector
interpolation310.01piecewise linear and cubic Hermite interpolation (bsd3, library, math)2021-08-070.1.1.2HenningThielemann
interprocess160.01Shared memory and control structures for IPC (bsd3, library, system)2022-07-020.2.1.0achirkin
interruptible80.01Monad transformers that can be run and resumed later, conserving their context. (bsd3, control, library)2016-06-080.1.1.1marcosdumay
interval-algebra500.01An implementation of Allen's interval algebra for temporal logic (algebra, bsd3, library, program, time)2023-05-262.2.0brendanrbrown
interval-functor170.00Intervals of functors. (bsd3, data, library)2020-07-110.0.0.0robrix
interval-patterns190.00Intervals, and monoids thereof (algebra, bsd3, charts, data-structures, library, math, statistics)2023-10-100.7.2melaniebrown
intervals1152.07Interval Arithmetic (bsd3, library, math)2021-02-170.9.2EdwardKmett, EricMertens, ryanglscott
intmap-graph170.01A graph library that allows to explore edges after their type (bsd3, graphs, library)2020-08-281.3.0.0TillmannVogt
intset150.02Pure, mergeable, succinct Int sets. (bsd3, data, library)2013-12-070.1.1.0SamTruzjan
intset-imperative180.01An imperative integer set written in Haskell. (bsd3, data-structures, library)2018-08-030.1.0.0hverr
inventory150.00Project statistics and definition analysis (bsd3, library, program, utility)2023-03-180.1.0.4aaronallen8455
invertible401.255bidirectional arrows, bijective functions, and invariant functors (bsd3, composition, control, data, library)2023-07-040.2.0.8DylanSimon
invertible-grammar350.01Invertible parsing combinators framework (bsd3, language, library)2023-11-120.1.3.5EugeneSmolanka
invertible-hlist40.01invertible functions and instances for HList (bsd3, composition, control, data, library)2017-03-070.2.0.2DylanSimon
invertible-hxt190.02invertible transformer instances for HXT Picklers (bsd3, composition, library, xml)2017-03-070.1DylanSimon
invertible-syntax70.02Invertible syntax descriptions for both parsing and pretty printing. (bsd3, library, text)2011-09-210.2.1TillmannRendel
involutive-semigroups90.00Semigroups with involution. (algebra, bsd3, data, library, math)2020-07-300.1.0.0nosewings
io-capture (deprecated)90.01Capture IO actions' stdout and stderr (bsd3, deprecated, library, system)2016-04-181.0.0YusakuHashimoto, mitchellwrosen
io-choice230.05Choice for IO and lifted IO (bsd3, control, library)2018-12-110.0.7KazuYamamoto
io-machine180.01Easy I/O model to learn IO monad (bsd3, education, library)2016-04-080.2.0.0YoshikuniJujo
io-manager272.01Skeleton library around the IO monad. (bsd3, library, program, training)2023-02-200.1.0.4MihaiMaruseac
io-memoize180.02Memoize IO actions (bsd3, library, system)2014-06-121.1.1.0DanBurton
io-reactive70.02An API for generating TIMBER style reactive objects. (bsd3, control, library, program, reactivity)2008-09-230.1.1AndyGill
io-region310.01Exception safe resource management with dynamic regions (bsd3, control, library)2015-04-240.1.1YurasShumovich
io-storage360.04A key-value store in the IO monad. (bsd3, data, database, library, system)2009-08-060.3WillDonnelly, frasertweedale
io-streams2352.5100Simple, composable, and easy-to-use stream I/O (bsd3, data, io-streams, library, network)2022-08-171.5.2.2DougBeardsley, GregoryCollins, cydparser
io-streams-haproxy1130.01HAProxy protocol 1.5 support for io-streams (bsd3, io-streams, library, network)2019-01-281.0.1.0DougBeardsley, GregoryCollins, cydparser
io-streams-http190.01http-client for io-streams (bsd3, io-streams, library, web)2015-05-010.2.1.2DavidJohnson
io-string-like130.01Classes to handle Prelude style IO functions for different datatypes (bsd3, data, library)2018-01-140.1.0.1clinton
ion70.01EDSL for concurrent, realtime, embedded programming on top of Ivory (bsd3, embedded, language, library, program)2016-09-231.0.0.0hodapp
ip970.022Library for IP and MAC addresses (bsd3, library, web)2024-03-011.7.8andrewthad, chessai, l3c_amartin
ip6addr640.01Commandline tool to deal with IPv6 address text representations (bsd3, console, network, program)2024-01-021.0.4MichelBoucey
ipa142.00Internal Phonetic Alphabet (IPA) (bsd3, language, library)2021-06-140.3.1.1RoryTylerHayford
ipc (deprecated)70.01High level inter-process communication library (bsd3, deprecated, library, system)2010-10-200.0.5ThomasDuBuisson
ipfs-api80.01Auto-generated IPFS HTTP API (bsd3, library, network, web)2019-05-230.1.0.0KimAltintop, jkarni
ipld-cid50.01IPLD Content-IDentifiers <https://github.com/ipld/cid> (bsd3, data, library)2019-05-230.1.0.0KimAltintop, jkarni
ipopt-hs140.01haskell binding to ipopt and nlopt including automatic differentiation (bsd3, library, math, numeric, optimisation)2016-01-120.5.1.0AdamVogt
ipprint200.04Tiny helper for pretty-printing values in ghci console (bsd3, library, text)2015-10-080.6GlebAlexeyev, SpencerJanssen
iproute2910.063IP Routing Table (algorithms, bsd3, library, network)2021-11-041.7.12KazuYamamoto
iptables-helpers80.01iptables rules parser/printer library (bsd3, library, program, text)2013-05-190.5.0EvgenyTarasov
iptadmin130.01web-interface for iptables (application, bsd3, program, system, tools, web)2013-05-191.3.4EvgenyTarasov
ipynb2030.01Data structure for working with Jupyter notebooks (ipynb). (bsd3, library, text)2022-01-120.2JohnMacFarlane
irc450.03A small library for parsing IRC messages. (bsd3, data, library, network)2023-12-090.6.1.1TrevorElliott
irc-bytestring100.01serialization and parsing of IRC messages (bsd3, irc, library, network)2013-03-070.1AdamCurtis
irc-colors90.01Colourize your IRC strings (bsd3, irc, library, text)2015-04-130.1EdwardTjornhammar
ircbot372.02A library for writing IRC bots (bsd3, library, network, program)2023-12-140.6.6.2JeremyShaw
ircbouncer (deprecated)90.01None (bsd3, deprecated, library, unclassified)2014-12-080.2.0
ireal111.51Real numbers and intervals with relatively efficient exact arithmetic. (bsd3, data, library, math-)2015-10-310.2.3sydow
iridium120.00Automated Local Cabal Package Testing and Uploading (bsd3, development, library, program)2018-10-030.1.5.8lspitzner
ironforge300.02A technical demo for Antisplice. (bsd3, game, library, program)2016-04-040.1.0.36implementation
irt60.01Item Response Theory functions for use in computerized adaptive testing (bsd3, library, math)2017-08-030.2.0.1ElliotRobinson
is120.01Generic pattern predicates (bsd3, data, library)2018-11-190.4.3vlopez
isdicom50.01An executable and library to determine if a file is a DICOM file (bsd3, library, medical, program, system)2014-09-090.0.2TonyMorris
isiz130.01A program to show the size of image and whether suitable for wallpaper. (bsd3, graphics, program)2014-04-150.0.1HironaoKomatsu
islink130.01Check if an HTML element is a link (bsd3, html, library, xml)2014-10-070.1.0.0MariosTitas
ismtp (deprecated)180.01Advanced ESMTP library (bsd3, deprecated, library, network)2012-01-034.0.2ErtugrulSoeylemez, esz
iso639230.04ISO-639-1 language codes (bsd3, data, library)2015-01-250.1.0.3HugoGomes
iso8583-bitmaps140.01Parse and merge ISO 8583-style bitmaps (bsd3, data, library)2018-04-030.1.1.0IlyaPortnov
iso8601-duration70.01Types and parser for ISO8601 durations (bsd3, data, library)2018-06-230.1.1.0albertov
isobmff60.00A parser and generator for the ISO-14496-12/14 base media file format (bsd3, codec, library)2019-02-080.14.0.0SvenHeyll
isobmff-builder191.51A (bytestring-) builder for the ISO-14496-12 base media file format (bsd3, codec, library)2017-02-230.11.3.0SvenHeyll
isohunt100.01Bindings to the isoHunt torrent search API (bsd3, library, web)2012-04-030.1.3ReinerPope
ispositive82.01Positive integers test. (bsd3, library, unclassified)2016-03-250.2stettberger
it-has70.00Automatically derivable Has instances. (bsd3, data, library)2020-05-180.2.0.0dnikolovv
itanium-abi240.02An implementation of name mangling/demangling for the Itanium ABI (bsd3, development, library)2023-03-240.1.2TristanRavitch
itcli50.01Issue Tracker for the CLI (bsd3, development, program)2018-09-140.1.8.3theNerd247
itemfield150.01A brick Widget for selectable summary of many elements on a terminal (bsd3, console, graphics, library)2017-02-061.2.5.0KevinQuick
iter-stats100.01iteratees for statistical processing (bsd3, library, math)2015-01-050.1.0.4JohnLato
iterIO90.04Iteratee-based IO with pipe operators (bsd3, data, enumerator, library, system)2012-04-190.2.2AmitLevy, DavidMazieres, DanielBGiffin
iterable170.02API for hierarchical multilevel collections. (bsd3, data-structures, library)2014-05-193.0MichalGajda
iteratee730.041Iteratee-based I/O (bsd3, data, library, system)2014-05-190.8.9.6JohnLato
iteratee-compress200.06Enumeratees for compressing and decompressing streams (bsd3, codec, data, library)2014-05-190.3.3.1JohnLato, MaciejPiechotka
iteratee-mtl (deprecated in favor of iteratee)150.01Iteratee-based I/O (bsd3, data, deprecated, library, system)2010-10-270.5.0.0JohnLato
iteratee-stm50.01Concurrent iteratees using STM (bsd3, data, library)2012-04-100.1.2JohnLato
iterio-server100.02Library for building servers with IterIO (bsd3, enumerator, library, network)2012-04-190.3AmitLevy
iterm-show110.02Enable graphical display of images inline on some terminals (bsd3, development, library, program)2018-10-100.1.0.1lukec
iterm-show-JuicyPixels160.01Orphan Show instances for JuciyPixels image types. (bsd3, development, library)2018-10-100.1.0.0lukec
iterm-show-diagrams140.01Orphan Show instances for diagrams package that render inline in some terminals (bsd3, graphics, library)2018-10-100.1.0.0lukec
ival (deprecated)110.01Intervals (bsd3, deprecated, library, unclassified)2018-09-220.2.0.0
ivor (deprecated in favor of idris)150.02Theorem proving library based on dependent type theory (bsd3, dependent-types, deprecated, library, theorem-provers)2011-06-160.1.14.1EdwinBrady, GwernBranwen
ivory132.2511Safe embedded C programming. (bsd3, language, library)2019-04-050.1.0.9EricMertens, LeePike
ivory-artifact200.04Manage additional data files during Ivory compilation. (bsd3, language, library)2016-12-160.1.0.5EricMertens, LeePike
ivory-avr-atmega328p-registers40.00Ivory register bindings for the Atmega328p (bsd3, language, library)2020-11-190.1.0.0erdeszt
ivory-backend-c110.05Ivory C backend. (bsd3, language, library)2018-07-170.1.0.8EricMertens, LeePike
ivory-bitdata (deprecated in favor of ivory)70.02Ivory bit-data support. (bsd3, deprecated, language, library, program)2014-03-260.2.0.0EricMertens, LeePike
ivory-eval100.01Simple concrete evaluator for Ivory programs (bsd3, library, testing)2019-04-050.1.0.6EricMertens, LeePike
ivory-examples130.01Ivory examples. (bsd3, language, program)2016-12-160.1.0.5EricMertens, LeePike
ivory-hw90.02Ivory hardware model (STM32F4). (bsd3, language, library)2018-07-170.1.0.6EricMertens, LeePike
ivory-opts100.02Ivory compiler optimizations. (bsd3, language, library)2018-07-180.1.0.6EricMertens, LeePike
ivory-quickcheck90.01QuickCheck driver for Ivory. (bsd3, library, testing)2016-12-160.2.0.5EricMertens, LeePike
ivory-serialize100.01Serialization library for Ivory. (bsd3, language, library)2019-04-050.1.0.6EricMertens, LeePike
ivory-stdlib90.01Ivory standard library. (bsd3, language, library)2016-12-160.1.0.5EricMertens, LeePike
ivy-web60.01A lightweight web framework (bsd3, library, web)2011-10-280.2JamesDeng
iwlib380.02Bindings for the iw C library (bsd3, library, network, system)2022-07-110.1.2JoseAntonioOrtegaRuiz
ix140.00Indexed monads (bsd3, library, unclassified)2020-02-110.1.1.0
ix-shapable170.04Reshape multi-dimensional arrays. (bsd3, data, library)2009-05-180.1.0TracyWadleigh
ixdopp80.01A preprocessor for expanding "ixdo" notation for indexed monads (bsd3, language, program, source-tools)2013-01-230.1.3JesseTov
ixmonad (deprecated in favor of effect-monad, type-level-sets)150.01Embeds effect systems into Haskell using parameteric effect monads (bsd3, control, deprecated, library, monads)2014-05-150.57DominicOrchard
ixset400.016Efficient relational queries on Haskell sets. (bsd3, data-structures, library)2022-04-221.1.1.2DavidFox, JeremyShaw
ixset-typed560.012Efficient relational queries on Haskell sets. (bsd3, data-structures, library)2022-05-100.5.1.0AndresLoeh
ixshader60.01A shallow embedding of the OpenGL Shading Language in Haskell. (bsd3, game, library)2017-10-070.0.1.0SchellScivally
j142.00J in Haskell (array, bsd3, ffi, interpreters, j, library)2021-12-190.3.0.1vmchale
ja-base-extra180.02Extra functions I require in base (bsd3, development, library)2015-09-260.2.1.0justus
jacobi-elliptic60.00Neville Theta Functions and Jacobi Elliptic Functions (bsd3, library, math, numeric)2023-10-180.1.3.0stla
jacobi-roots150.02Roots of two shifted Jacobi polynomials (Legendre and Radau) to double precision (bsd3, library, math)2014-05-270.2.0.4GregHorn
jacobi-theta70.02Jacobi Theta Functions (bsd3, library, math, numeric)2023-10-310.2.2.2stla
jaeger-flamegraph152.01Generate flamegraphs from Jaeger .json dumps. (bsd3, library, program, testing)2019-07-261.3.2fommil
jail80.01Jailed IO monad. (bsd3, library, security, system)2009-08-270.0.1.1SebastiaanVisser
jailbreak-cabal570.01Strip version restrictions from Cabal files (bsd3, distribution, program)2023-02-131.4PeterSimons, sternenseemann, jophish, cdepillabout, maralorn, expipiplus1
japanese-calendar130.01Data type of Japanese Calendar (Wareki). (bsd3, library, time)2019-04-010.1.1.0nakaji_dayo
japanese-holidays200.01Japanese holidays utility (bsd3, library, time)2020-01-081.0.0.0cohei
jarify60.00Jarification of Haskell sources (bsd3, ffi, java, jvm, library, program)2017-04-211.0MathieuBoespflug, FelixRaimundo
jason50.00A fast JASONETTE-iOS JSON combinator library for haskell. (bsd3, library, program, value)2016-11-100.1.0.1Lupino
java-character80.01Functions to simulate Java's Character class. (bsd3, development, library)2012-10-300.0.4TonyMorris
javascript-bridge50.01Remote Monad for JavaScript on the browser (bsd3, library, network, program)2019-09-120.2.0AndyGill
javascript-extras180.02Extra javascript functions when using GHCJS (bsd3, library, program, web)2018-07-020.5.0.0louispan
javasf40.01A utility to print the SourceFile attribute of one or more Java class files. (bsd3, development, program)2014-05-240.1.0TonyMorris
javav70.01A utility to print the target version of Java class files. (bsd3, development, program)2014-05-230.1.1TonyMorris
jenkinsPlugins2nix110.00Generate nix for Jenkins plugins. (bsd3, library, nix, program)2021-08-160.5.0.0MateuszKowalczyk, ThomasBach
jespresso120.01Extract all JavaScript from an HTML page and consolidate it in one script. (bsd3, library, program, web)2015-06-221.0.2AndreyChudnov
jet60.00 (bsd3, library, program, unclassified)2021-12-060.0.0.2ChrisPenner
jet-stream50.00Yet another streaming library. (bsd3, library, streaming)2021-08-101.0.0.0DanielDiazCarrete
jinquantities62.01Unit conversion and manipulation library. (bsd3, data, library, math, physics, program)2018-09-120.1.1Novadiscovery
jl80.00Functional sed for JSON (bsd3, development, library, program)2022-05-170.1.0ChrisDone
jmacro502.017QuasiQuotation library for programmatic generation of Javascript code. (bsd3, language, library, program)2023-03-220.6.18GershomBazerman, JeremyShaw
jmacro-rpc92.03JSON-RPC clients and servers using JMacro, and evented client-server Reactive Programming. (bsd3, library, network, web)2018-05-110.3.3GershomBazerman, JeremyShaw
jmacro-rpc-happstack130.01Happstack backend for jmacro-rpc (bsd3, library, network, web)2015-05-180.3.2GershomBazerman, JeremyShaw
jmacro-rpc-snap90.01Snap backend for jmacro-rpc (bsd3, library, network, web)2014-07-050.3GershomBazerman, JeremyShaw
jni (deprecated)240.05Complete JNI raw bindings. (bsd3, deprecated, ffi, java, jvm, library)2020-11-300.8.0FacundoDominguez, MathieuBoespflug
join90.01Parallel Join Patterns with Guards and Propagation (bsd3, concurrency, library)2009-03-280.4MartinSulzmann
join-api50.01Bindings for Join push notifications (bsd3, library, web)2017-05-010.0.0.0KevinCotrone
joinlist (deprecated)60.01Join list - symmetric list type (bsd3, data, deprecated, library)2010-02-140.3.0StephenTetley
joint160.01Trying to compose non-composable (bsd3, control, data, library)2021-01-010.1.9iokasimovmt
jonathanscard60.01An implementation of the Jonathan's Card API. (bsd3, library, web)2011-08-080.1.1MichaelSchade
jord222.00Geographical Position Calculations (bsd3, geography, library, program)2020-09-212.0.0.0CedricLiegeois
jose-jwt1112.011JSON Object Signing and Encryption Library (bsd3, cryptography, json)2024-03-020.10.0LukeTaylor
jpeg80.01A library for decoding JPEG files written in pure Haskell (bsd3, graphics, library)2014-08-120.0.1.1AtzeDijkstra
jpl-horizons-api80.00Ephemerides for solar system objects from the JPL Horizons service (api, astronomy, bsd3, library, program)2022-03-120.4.0.0ocramz
jps140.01Jump point search for Haskell (algorithm, bsd3, library)2018-08-200.1.0.0isovector
js-good-parts140.01Javascript: The Good Parts -- AST & Pretty Printer (bsd3, javascript, language, library)2012-08-200.0.7SeanSeefried
jsmw60.01Javascript Monadic Writer base package. (bsd3, language, library)2009-04-260.1DmitryGolubovsky
json1301.7574Support for serialising Haskell to and from JSON (bsd3, library, web)2023-07-170.11DonaldStewart, EricMertens, IavorDiatchki, SigbjornFinne
json-alt60.04Union 'alternative' or Either that has untagged JSON encoding. (bsd3, data, library, tools)2018-11-281.0.0MichalGajda
json-assertions250.01Test that your (Aeson) JSON encoding matches your expectations (bsd3, library, testing)2018-07-061.0.13OliverCharles
json-autotype622.55Automatic type declaration for JSON input data (bsd3, data, library, program, tools, type-provider)2020-04-193.1.2MichalGajda, PeterSimons
json-b130.03JSON parser that uses byte strings. (bsd3, library, program, text)2009-10-010.0.4JasonDusek
json-builder190.03Data structure agnostic JSON serialization (bsd3, json, library)2013-02-010.3LeonSmith
json-directory160.00Load JSON from files in a directory structure (bsd3, codec, library, program)2022-06-220.1.0.2lukec
json-enumerator (deprecated in favor of aeson)80.03Pure-Haskell utilities for dealing with JSON with the enumerator package. (deprecated) (bsd3, deprecated, enumerator, json, library)2012-01-190.0.1.2MichaelSnoyman
json-litobj50.01Extends Text.JSON to handle literal JS objects. (bsd3, library, text)2015-08-230.1.0.0jonkoc
json-pointy40.00JSON Pointer (RFC 6901) parsing, access, and modification (bsd3, development, library)2019-10-300.1.0.1IanDuncan
json-query120.01Kitchen sink for querying JSON (bsd3, data, library)2024-01-290.2.3.1andrewthad, l3c_amartin
json-rpc-generic290.01Generic encoder and decode for JSON-RPC (bsd3, library, network)2021-09-070.2.1.6KeiHibino
json-schema310.07Types and type classes for defining JSON schemas. (bsd3, data, library)2018-07-070.7.4.2AdamBergmark, ErikHesselink, dcastro
json-sop220.01Generics JSON (de)serialization using generics-sop (bsd3, generics, library)2023-02-220.2.2AndresLoeh, EdskoDeVries
json-stream762.03Incremental applicative JSON parser (bsd3, json, library, text)2023-06-300.4.5.3ondrap
json-syntax310.02High-performance JSON parser and encoder (bsd3, data, library)2024-02-070.2.7.2andrewthad, l3c_amartin
json-to-haskell140.00 (bsd3, library, program, unclassified)2020-11-090.1.1.2ChrisPenner
json-tokens50.00Tokenize JSON (bsd3, data, library)2019-09-300.1.0.1andrewthad
json-tools150.01A collection of JSON tools (bsd3, json, program, text, tools, utils)2019-10-180.5.1NicolasPouillard
json-tracer100.01A polymorphic, type-safe, json-structured tracing library (bsd3, control, library)2018-05-110.0.3.0autotaker
json2250.03Library provides support for JSON. (bsd3, data, json, library, text)2011-05-290.8.3YuriyIskra
json2-hdbc70.01Support JSON for SQL Database. (bsd3, database, json, library)2011-04-060.5.1YuriyIskra
json2-types100.03Defined JSON data types and function for renders JSON to string. (bsd3, data, json, library, text)2011-04-060.1YuriyIskra
json2yaml (deprecated in favor of yaml)220.01Utility to convert a file from JSON to YAML format. (deprecated) (bsd3, deprecated, program, web)2014-04-030.3.2.3MichaelSnoyman
json5hs162.00Serialising to and from JSON5 (bsd3, json5, library, text, web)2020-09-010.1.3.1sakamitz
jsonl60.01JSON Lines (bsd3, json, library, text, web)2022-05-020.2.0.0ocramz
jsonl-conduit152.00Conduit interface to JSONL-encoded data (bsd3, json, library, text, web)2023-05-010.1.4ocramz
jsonnet80.00Jsonnet implementaton in pure Haskell (bsd3, compiler, library, program)2021-05-310.3.1.1moleike
jsonpath310.01Library to parse and execute JSONPath (bsd3, json, library, text, web)2022-07-240.3.0.0axeman
jsonresume80.01Parser and datatypes for the JSON Resume format (bsd3, library, text)2014-10-020.1.0.1DanielWright
jsonschema-gen92.01JSON Schema generator from Algebraic data type (bsd3, data, json, library, text)2017-08-290.4.1.0yuga
jsop110.00Cherry picking in JSON objects (bsd3, codec, decoder, library)2020-08-260.2.0.1PaoloVeronelli
jspath70.01Extract substructures from JSON by following a path. (bsd3, library, text)2010-09-210.1KeeganMcAllister
judy200.01Fast, scalable, mutable dynamic arrays, maps and hashes (bsd3, data, library)2018-04-160.4.1DonaldStewart, MarkWotton
juicy-gcode330.01SVG to G-Code converter (bsd3, graphics, program)2023-05-291.0.0.0dlacko
jukebox1082.01A first-order reasoning toolbox (bsd3, library, logic, program)2024-02-270.5.5NickSmallbone
jumpthefive100.01an elementary symmetric chiffre for pragmatically protecting one's effects (bsd3, cryptography, library, program)2015-04-110.0.1mcandre
junit-xml672.252Producing JUnit-style XML test reports. (bsd3, library, web)2023-09-100.1.0.3stoeffel, JasperWoudenberg
jvm (deprecated)170.04Call JVM methods from Haskell. (bsd3, deprecated, ffi, java, jvm, library)2020-11-300.6.0FacundoDominguez, MathieuBoespflug
jvm-batching (deprecated)90.01Provides batched marshalling of values between Java and Haskell. (bsd3, deprecated, ffi, java, jvm, library)2020-11-300.2.0FacundoDominguez
jvm-parser50.01A parser for JVM bytecode files (bsd3, language, library)2014-08-070.2.1KevinQuick, RobertDockins, galoisinc
jvm-streaming (deprecated)140.02Expose Java iterators as streams from the streaming package. (bsd3, deprecated, ffi, java, jvm, library)2020-11-300.4.0FacundoDominguez, MathieuBoespflug
kademlia60.01An implementation of the Kademlia DHT Protocol (bsd3, library, network)2015-07-311.1.0.0fro_ozen
kafka160.01TBA (bsd3, data, library)2018-08-300.0.0.0chessai
kafka-client-sync80.00Synchronous Kafka Client (bsd3, library, network)2020-01-170.1.1.1felixmulder
kan-extensions3342.2543Kan extensions, Kan lifts, the Yoneda lemma, and (co)density (co)monads (bsd3, comonads, data-structures, functors, library, monads)2022-06-265.2.5EdwardKmett, EricMertens, ryanglscott
kangaroo80.01Binary parsing with random access. (bsd3, library, parsing)2010-02-230.4.0StephenTetley
kanji210.00Perform 漢字検定 (Japan Kanji Aptitude Test) level analysis on Japanese Kanji (bsd3, data, library)2021-12-083.5.0fosskers
kansas-comet510.04A JavaScript push mechanism based on the comet idiom (bsd3, library, web)2023-10-050.4.2AndyGill, ryanglscott
kansas-lava160.04Kansas Lava is a hardware simulator and VHDL generator. (bsd3, hardware, language, library)2018-04-060.2.4.5AndyGill, GergoErdi
kansas-lava-cores60.02FPGA Cores Written in Kansas Lava. (bsd3, hardware, library)2015-06-190.1.2.2AndyGill, GergoErdi
kansas-lava-papilio80.01Kansas Lava support files for the Papilio FPGA board (bsd3, hardware, library)2015-06-190.3.1GergoErdi
kansas-lava-shake130.01Shake rules for building Kansas Lava projects (bsd3, development, library)2018-10-030.3.0GergoErdi
karabiner-config50.00Karabiner elements configuration generation (bsd3, configuration, library)2021-08-020.0.0.0carymrobbins
karakuri50.01Good stateful automata (bsd3, data, library)2013-10-210.1.1FumiakiKinoshita
karver80.01A simple template engine, inspired by jinja2 (bsd3, library, text)2015-04-220.1.2JeremyHull
katip3020.035A structured logging framework. (bsd3, data, library, logging, text)2023-11-300.8.8.0MichaelXavier
katip-datadog110.00Datadog scribe for the Katip logging framework (bsd3, data, library, logging, text)2020-10-150.2.0.0MichaelXavier
katip-effectful150.00Katip integration for Effectful (bsd3, data, library, logging)2024-03-130.0.1eldritch_cookie
katip-elasticsearch230.01ElasticSearch scribe for the Katip logging framework. (bsd3, data, library, logging, text)2020-10-150.7.0.0MichaelXavier
katip-kafka40.01Katip scribe to send logs to Kafka (bsd3, library, logging)2018-04-280.0.1AlekseyUymanov
katip-logzio180.00Logz.IO scribe for the Katip logging framework (bsd3, data, library, logging, text)2023-04-070.1.2.0MichaelXavier
katip-rollbar130.01Katip scribe that logs to Rollbar (bsd3, library, logging)2018-02-190.3.0.1joneshf
katip-scalyr-scribe60.01A katip scribe for logging to json (bsd3, library, logging)2018-03-140.1.0.1reactormonk
katip-syslog122.01Syslog Katip Scribe (bsd3, library, web)2021-04-070.1.2.1AlfredoDiNapoli, ChrisDornan, MikolajKonarski
katip-wai210.00WAI middleware for logging request and response info through katip. (bsd3, library, logging, web)2024-01-010.1.2.3discodave
katt100.01Client for the Kattis judge system. (bsd3, library, program, utils)2014-06-130.2.0.3DavidNilsson
katydid120.00A haskell implementation of Katydid (bsd3, data, library, program)2018-09-100.4.0.2awalterschulze
kawa130.00Key-value store in single files. (bsd3, database, library, program)2018-01-150.1.0.0thoferon
kazura-queue180.01Fast concurrent queues much inspired by unagi-chan (bsd3, concurrency, library)2018-09-110.1.0.4asakamirai
kd-tree40.01A simple k-d tree implementation (bsd3, data, library)2014-07-250.1.0BenGamari
keenser80.01Initial project template from stack (bsd3, library, program, web)2016-07-070.1.0.0jdabbs
keep-alive220.01TCP keep alive implementation (bsd3, library, network)2022-06-130.2.1.03kyro
keera-callbacks110.04Mutable memory locations with callbacks (bsd3, concurrency, library)2015-06-030.1IvanPerez, keera_studios_ci
keera-hails-i18n90.00Rapid Gtk Application Development - I18N (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-mvc-controller200.00Haskell on Gtk rails - Gtk-based controller for MVC applications (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-mvc-environment-gtk170.01Haskell on Gtk rails - Gtk-based global environment for MVC applications (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-mvc-model-lightmodel90.01Rapid Gtk Application Development - Reactive Protected Light Models (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-mvc-model-protectedmodel130.02Rapid Gtk Application Development - Protected Reactive Models (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-mvc-solutions-config170.00Haskell on Gtk rails - Easy handling of configuration files (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-mvc-solutions-gtk110.00Haskell on Gtk rails - Solutions to recurrent problems in Gtk applications (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-mvc-view130.03Haskell on Gtk rails - Generic View for MVC applications (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-mvc-view-gtk200.02Haskell on Gtk rails - Gtk-based View for MVC applications (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-reactive-cbmvar70.01Reactive Haskell on Rails - CBMVars as reactive values (bsd3, development, library)2022-04-050.8.0keera_studios_ci
keera-hails-reactive-fs80.01Haskell on Rails - Files as Reactive Values (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-reactive-gtk180.00Haskell on Gtk rails - Reactive Fields for Gtk widgets (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-reactive-htmldom60.00Keera Hails Reactive bindings for HTML DOM via GHCJS (bsd3, library, web)2022-04-050.8.0keera_studios_ci
keera-hails-reactive-network140.01Haskell on Rails - Sockets as Reactive Values (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-reactive-polling100.01Haskell on Rails - Polling based Readable RVs (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-reactive-wx140.01Haskell on Rails - Reactive Fields for WX widgets (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-reactive-yampa120.01Haskell on Rails - FRP Yampa Signal Functions as RVs (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-reactivelenses110.01Reactive Haskell on Rails - Lenses applied to Reactive Values (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keera-hails-reactivevalues391.512Haskell on Rails - Reactive Values (bsd3, development, library)2022-04-050.8.0IvanPerez, keera_studios_ci
keid-core300.06Core parts of Keid engine. (bsd3, game-engine, library)2023-09-100.1.9.0AlexanderBondarenko
keid-frp-banana100.00Reactive Banana integration for Keid engine. (bsd3, game-engine, library)2023-09-100.1.2.0AlexanderBondarenko
keid-geometry130.01Geometry primitives for Keid engine. (bsd3, game-engine, library)2023-04-060.1.1.3AlexanderBondarenko
keid-render-basic270.00Basic rendering programs for Keid engine. (bsd3, game-engine, library)2023-09-100.1.9.0AlexanderBondarenko
keid-resource-gltf90.00GLTF loader for Keid engine. (bsd3, game-engine, library)2023-09-100.1.0.2AlexanderBondarenko
keid-sound-openal100.00OpenAL sound system for Keid engine. (bsd3, game-engine, library)2021-12-230.2.0.0AlexanderBondarenko
keid-ui-dearimgui140.00DearImGui elements for Keid engine. (bsd3, game-engine, library)2023-04-060.1.2.1AlexanderBondarenko
kempe272.00Kempe compiler (bsd3, compilers, language, library, program)2023-05-250.2.0.13vmchale
kerry60.00Manage and abstract your packer configurations. (aws, bsd3, cloud, infrastructure, library)2019-05-230.1.1nhibberd
key (deprecated)140.01Type-safe unconstrained dynamic typing (bsd3, deprecated, library, unclassified)2019-09-130.1.2.0
key-state180.01Manage key and button states and statuses (bsd3, game, library)2018-04-160.2.0jxv
key-vault (deprecated)100.00Store of values of arbitrary types (bsd3, deprecated, library, unclassified)2019-11-070.1.0.0
keycloak-hs320.00 (bsd3, library, program, unclassified)2023-10-223.0.2CorentinDupont
keycode340.05Maps web browser keycodes to their corresponding keyboard keys (bsd3, library, web)2016-08-150.2.2ryanglscott
keyed70.01Generic indexing for many data structures (bsd3, data, library)2015-08-130.3.0.0wyager
keyed-vals300.03An abstract Handle for accessing collections in stores like Redis (bsd3, data, library, redis)2024-02-290.2.3.1adetokunbo
keyed-vals-hspec-tests320.00Validate a keyed-vals Handle (bsd3, data, hspec, library)2024-02-290.2.3.1adetokunbo
keyed-vals-mem300.00Implements a keyed-vals Handle using in-process memory (bsd3, data, library, redis)2024-02-290.2.3.1adetokunbo
keyed-vals-redis320.00Access Redis using a keyed-vals Handle (bsd3, data, library, redis)2024-02-290.2.3.1adetokunbo
keys1282.026Keyed functors and containers (bsd3, containers, data-structures, library)2020-01-293.12.3EdwardKmett, EricMertens, ryanglscott
keystore360.01Managing stores of secret things (bsd3, cryptography, library, program)2023-10-140.9.0.2ChrisDornan
keyvaluehash190.01Pure Haskell key/value store implementation (bsd3, database, library)2013-06-140.3.1.2EyalLotem
ki232.258A lightweight structured concurrency library (bsd3, concurrency, library)2023-10-101.0.1.1mitchellwrosen
ki-unlifted150.01A lightweight structured concurrency library (bsd3, concurrency, library)2023-10-101.0.0.2mitchellwrosen
kibro (deprecated)230.05None (bsd3, deprecated, library, unclassified)2014-12-080.5.0
kickchan60.01Kick Channels: bounded channels with non-blocking writes (bsd3, concurrency, data, library)2014-02-060.1.0.4JohnLato
kif-parser70.01Process KIF iOS test logs (bsd3, distribution, program)2013-08-290.0.3JanChristiansen
kind-apply200.03Utilities to work with lists of types (bsd3, data, library)2023-01-250.4.0.0AlejandroSerrano
kind-generics280.06Generic programming in GHC style for arbitrary kinds and GADTs. (bsd3, data, library)2023-01-250.5.0.0AlejandroSerrano
kind-generics-deriving50.00Generic programming in GHC style for arbitrary kinds and GADTs. (bsd3, data, library)2023-01-250.3.0.0AlejandroSerrano
kind-generics-th340.03Template Haskell support for generating `GenericK` instances (bsd3, data, library)2023-08-020.2.3.3AlejandroSerrano
kind-integer90.02Type-level integers. Like KnownNat, but for integers. (bsd3, library, types)2023-08-090.6.0RenzoCarbonara
kind-rational80.01Type-level rationals. Like KnownNat, but for rationals. (bsd3, library, types)2023-08-090.5.0RenzoCarbonara
kinds230.05Emulation of subkinds and subkind polymorphism (bsd3, library, type-system)2012-01-150.0.1.5WolfgangJeltsch
kit890.01A dependency manager for Xcode (Objective-C) projects (bsd3, development, program)2013-02-060.7.12NickPartridge
kleene102.01Kleene algebra (bsd3, library, math)2019-04-250.1phadej
kmeans182.02K-means clustering algorithm (algorithms, bsd3, clustering, data-mining, library)2015-03-220.1.3GershomBazerman, MaxRabkin
kmeans-vector150.01An implementation of the kmeans clustering algorithm based on the vector package (bsd3, library, math, program)2015-07-300.3.2AlpMestanogullari
kmn-programming50.00K_M,N quadratic programming (bsd3, math, program)2021-12-200.9.2PeterDivianszky
kmp-dfa60.01KMP algorithm implementation, based on Deterministic Finite State Automata (algorithms, bsd3, library)2017-06-180.1.0.1PaoloVeronelli
knead170.02Repa-like array processing using LLVM JIT (bsd3, data-structures, library)2023-09-301.0.1HenningThielemann
knead-arithmetic60.01Linear algebra and interpolation using LLVM JIT (bsd3, library, math)2016-10-090.0.0.1HenningThielemann
knit140.00Ties the knot on data structures that reference each other by unique keys. (bsd3, data-structures, library)2021-06-250.3.0.0pkamenarsky
knit-haskell130.00a minimal Rmarkdown sort-of-thing for haskell, by way of Pandoc (bsd3, library, text)2020-07-020.8.0.0adamCS
koellner-phonetic60.01"map German words to code representing pronunciation" (bsd3, library, natural-language-processing, text)2014-02-040.0MarcWeber
koji-install (deprecated in favor of koji-tool)140.00CLI tool for installing rpms directly from Fedora Koji (bsd3, deprecated, program, utility)2021-12-280.5JensPetersen
koji-tool320.00Koji CLI tool for querying tasks and installing builds (bsd3, program, utility)2023-10-201.1.1JensPetersen
kontra-config40.00JSON config file parsing based on unjson (bsd3, data, library)2016-09-210.1GracjanPolak, MikhailGlushenkov, jonathanjouty_scrive, trin_cz
kontrakcja-templates160.01Utilities for working with many HStringTemplate templates from files. (bsd3, library, web)2020-08-110.12MariuszRak, arybczak
kqueue200.03A binding to the kqueue event library. (bsd3, library, system)2021-02-150.2.1ErikHesselink
krank150.00Krank checks issue tracker link status in your source code (bsd3, library, program, quality)2022-11-030.3.0guibou
krpc180.02KRPC protocol implementation (bsd3, library, network)2014-02-190.6.1.0SamTruzjan
ktx-codec152.01Khronos texture format (bsd3, graphics, library)2023-04-090.0.2.1AlexanderBondarenko
kudzu42.250coverage driven random testing framework (bsd3, library, program, testing)2022-07-010.1.0.0ShaeErisson
kuifje60.00A Quantitative Information Flow aware programming language. (bsd3, language, library)2019-09-100.1.2.0martonbognar
kure310.05Combinators for Strategic Programming (bsd3, language, library)2021-04-042.18.6AndyGill, NeilSculthorpe
kure-your-boilerplate60.01Generator for Boilerplate KURE Combinators (bsd3, language, library)2009-01-270.1.3AndyGill
kurita50.00Find the alpha emoji (bsd3, game, library, program, web)2019-05-060davean
kyotocabinet210.01Mid level bindings to Kyoto Cabinet (bsd3, database, library)2016-04-170.1.4FrancescoMazzoli, YurasShumovich
l-bfgs-b70.02Bindings to L-BFGS-B, Fortran code for limited-memory quasi-Newton bound-constrained optimization (bsd3, library, math)2014-07-030.1.0.1GardSpreemann
l10n120.01Enables providing localization as typeclass instances in separate files. (bsd3, library, text)2017-03-060.1.0.1louispan
labeled-graph70.01Labeled graph structure (bsd3, data-structures, library)2012-11-051.0.0.0JeanPhilippeBernardy
labeled-tree90.05Labeled tree structure (bsd3, data-structures, library)2010-08-041.0.0.0JeanPhilippeBernardy
labels240.03Anonymous records via named tuples (bsd3, development, library)2017-08-290.3.3ChrisDone
lagrangian150.02Solve Lagrange multiplier problems (bsd3, library, math)2014-10-090.6.0.1JonathanFischoff, pash
lambda-ast190.02Lambda Calculi Abstract Syntax Trees (bsd3, compilers-interpreters, library)2012-02-240.0.12JonathanFischoff
lambda-bridge80.01A bridge from Haskell (on a CPU) to VHDL on a FPGA. (bsd3, foreign, hardware, library, middleware, network, program)2010-11-160.1AndyGill
lambda-calculus-interpreter120.00Lambda Calculus interpreter (bsd3, language, library, program)2018-09-120.1.0.3xeontem
lambda-devs50.01a Paralell-DEVS implementaion based on distributed-process (bsd3, control, library, program, simulation)2013-11-240.4.0alios
lambda-options371.50Declarative command-line parser with type-driven pattern matching. (bsd3, library, text)2020-09-111.1.0.1ThomasEding
lambda-placeholders62.01A library to emulate laceholders similar to Scala. (bsd3, language, library)2014-05-290.0.0.0MatthewMirman
lambda-sampler180.01Boltzmann sampler utilities for lambda calculus. (bsd3, data, library)2017-08-131.1mbendkowski
lambda-toolbox60.01An application to work with the lambda calculus (for learning) (bsd3, lambdacalculus, program, teaching)2013-03-301.0.1JulianFleischer
lambdacat50.01Webkit Browser (bsd3, library, program, user-interfaces)2011-01-080.1.1AndreasBaldeau
lambdacube60.01A simple lambda cube type checker. (bsd3, compilers-interpreters, program)2008-12-252008.12.25LennartAugustsson
lambdacube-bullet (deprecated)60.01Example for combining LambdaCube and Bullet (bsd3, deprecated, graphics, library, physics)2011-06-230.2.1CsabaHruska
lambdacube-compiler100.01LambdaCube 3D is a DSL to program GPUs (bsd3, compiler, graphics, library)2016-11-290.6.0.1CsabaHruska
lambdacube-core (deprecated in favor of lambdacube-compiler, lambdacube-ir)70.03LambdaCube 3D IR (bsd3, deprecated, graphics, library)2014-12-090.2.0CsabaHruska
lambdacube-edsl50.02LambdaCube 3D EDSL definition (bsd3, graphics, library)2014-12-090.2.0CsabaHruska
lambdacube-engine (deprecated in favor of lambdacube-core)190.023D rendering engine written entirely in Haskell (bsd3, deprecated, graphics, library)2012-07-010.2.4CsabaHruska, GergelyPatai
lambdacube-examples (deprecated in favor of lambdacube-samples)90.01Examples for LambdaCube (bsd3, deprecated, graphics, program)2011-10-290.2.2CsabaHruska
lambdacube-gl220.02OpenGL 3.3 Core Profile backend for LambdaCube 3D (bsd3, graphics, library)2017-05-210.5.2.4CsabaHruska
lambdacube-ir70.02LambdaCube 3D intermediate representation of 3D graphics pipelines (bsd3, graphics, library)2016-11-160.3.0.1CsabaHruska
lambdacube-samples60.01Samples for LambdaCube 3D (bsd3, graphics, program)2014-12-090.2.0CsabaHruska
lambdiff40.01Diff Viewer (bsd3, development, program)2011-11-170.1JamieTurner
lame240.01A high-level binding to the LAME encoder (audio, bsd3, codec, library)2023-10-250.2.2mrkkrp
lame-tester80.01A strange and unnecessary selective test-running library (bsd3, demo, library)2018-03-051.4.0TheBizzle
landlock90.00Haskell bindings for the Linux Landlock API (bsd3, library, system)2023-02-280.2.1.1NicolasTrangez
language-asn50.01ASN.1 encoding and decoding (bsd3, language, library)2019-04-090.1.1.0andrewthad, chessai
language-asn1190.01Parsing of ASN1 definitions (bsd3, language, library, program)2020-06-140.6DmitryAstapov
language-ats1112.04Parser and pretty-printer for ATS. (ats, bsd3, language, lexer, library, parser, pretty-printer)2021-01-181.7.10.3vmchale
language-bash410.02Parsing and pretty-printing Bash shell scripts (bsd3, language, library)2020-04-230.9.2KyleRaftogianis
language-bluespec80.00An implementation of the Bluespec Haskell AST (bsd3, language, library)2024-02-080.1ryanglscott, galoisinc
language-boogie120.01Interpreter and language infrastructure for Boogie. (bsd3, language, library)2013-02-050.2NadiaPolikarpova
language-c2482.011Analysis and generation of C code (bsd3, language, library)2024-01-200.9.3BenediktHuber, Bodigrim, jophish, expipiplus1
language-c-comments80.01Extracting comments from C code (bsd3, language, library)2014-03-080.3GeoffHulette, MatthewSottile
language-c-inline170.01Inline C & Objective-C code in Haskell for language interoperability (bsd3, foreign, language, library)2017-07-300.7.11.0ManuelChakravarty
language-c-quote980.010C/CUDA/OpenCL/Objective-C quasiquoting library. (bsd3, language, library)2023-03-220.13.0.1GeoffreyMainland, TroelsHenriksen
language-cil250.01Manipulating Common Intermediate Language AST (.net, bsd3, language, library)2016-09-190.4.0TomLokhorst
language-csharp40.00C# source code manipulation (bsd3, language, library)2019-05-100.0.1icysnowman55
language-css200.04CSS 2.1 syntax (bsd3, language, library)2020-05-140.0.3.1AntonKholomiov, tomjaguarpaw
language-dart92.251Manipulating Dart source: abstract syntax and pretty-printer (bsd3, language, library)2016-07-120.2.0.0sigrlami, kseo
language-dickinson322.00A language for generative literature (bsd3, compilers-interpreters, language, library, program, text)2022-09-101.4.3.0vmchale
language-dot431.754A library for the analysis and creation of Graphviz DOT files (bsd3, language, library)2023-10-240.1.2BenGamari, BrianLewis
language-ecmascript522.07JavaScript parser and pretty-printer library (bsd3, language, library)2020-03-260.19.1.0AndreyChudnov, ArjunGuha, DavidJohnson
language-ecmascript-analysis110.01JavaScript static analysis library. (bsd3, language, library)2016-01-310.9.2AndreyChudnov
language-eiffel110.01Parser and pretty printer for the Eiffel language. (bsd3, language, library)2013-03-060.1.2ScottWest
language-elm352.01Generate elm code (bsd3, library, web)2018-12-080.2.0.0eliaslfox
language-fortran (deprecated in favor of fortran-src)130.02Fortran lexer and parser, language support, and extensions. (bsd3, deprecated, language, library)2016-03-170.5.1DominicOrchard
language-gemini110.00Datatypes and parsing/printing functions to represent the Gemini markup language (bsd3, gemini, library, text)2023-07-240.1.0.1fgaz
language-glsl430.06GLSL abstract syntax tree, parser, and pretty-printer (bsd3, graphics, language, library, program)2018-09-020.3.0VoMinhThu
language-guess60.01Guess at which language a text is written in using trigrams. (bsd3, language, library)2014-04-090.1.2ChristianRoedliAmble
language-haskell-extract420.05Module to automatically extract functions from the local code. (bsd3, library, template-haskell)2013-01-260.2.4OscarFinnsson
language-java450.05Java source manipulation (bsd3, language, library)2018-03-080.2.9NiklasBroberg, VincentHanquez
language-java-classfile70.01Parser for Java .class files (bsd3, language, library)2010-12-090.2.0GergoErdi
language-javascript1580.013Parser for JavaScript (bsd3, language, library)2020-03-220.7.1.0AlanZimmerman, ErikDeCastroLopo, TonyMorris
language-lua740.03Lua parser and pretty-printer (bsd3, language, library)2019-08-290.11.0.1EricMertens, OmerAgacan
language-lua-qq40.01Initial project template from stack (bsd3, language, library)2015-09-110.1.0.0HiromiIshii
language-lua2 (deprecated)100.01Lua parser and pretty printer (bsd3, deprecated, language, library)2015-10-140.1.0.5mitchellwrosen
language-mixal60.01Parser, pretty-printer, and AST types for the MIXAL assembly language (bsd3, language, library, program)2013-08-250.1JonathanDaugherty
language-nix230.05Data types and functions to represent the Nix language (bsd3, distribution, language, library, nix)2019-09-212.2.0PeterSimons, sternenseemann, jophish, cdepillabout, maralorn, expipiplus1
language-objc130.01Analysis and generation of Objective C code (bsd3, language, library)2013-12-110.4.2.8JohnLato
language-openscad110.01A simple parser for OpenSCAD (bsd3, language, library, program)2016-04-130.1.7BenGamari, BrechtSerckx
language-puppet952.02Tools to parse and evaluate the Puppet DSL. (bsd3, library, program, system)2023-11-071.5.1SimonMarechal, pi3r
language-python492.03Parsing and pretty printing of Python code. (bsd3, language, library)2020-07-120.5.8BerniePope
language-python-colour50.01Generate coloured XHTML for Python code. (bsd3, language, program)2009-11-040.1BerniePope
language-python-test140.01testing code for the language-python library (bsd3, language, program)2020-07-120.5.8BerniePope
language-qux120.00Utilities for working with the Qux language (bsd3, language, library, qux)2015-10-100.2.0.0hjwylde
language-rust122.251Parsing and pretty printing of Rust code (bsd3, language, library)2018-04-220.2.0.27harpocrates
language-sh (deprecated)70.01A package for parsing shell scripts (bsd3, deprecated, language, library)2009-01-170.0.3.1
language-slice90.01AST and parser for the ZeroC Slice language (Specification language for ICE) (bsd3, language, library)2013-06-140.3.0.0PaulKoerbitz
language-sqlite60.01Full parser and generator for SQL as implemented by SQLite3 (bsd3, database, language, library)2011-02-141.1IreneKnapp
language-sygus200.00A parser and printer for the SyGuS 2.0 language. (bsd3, language, library)2022-10-310.1.1.3WilliamHallahan
language-thrift552.01Parser and pretty printer for the Thrift IDL format. (bsd3, language, library)2021-12-040.12.0.1PhilippHausmann, abhinav
language-tl70.02A Parser for the Type Language (bsd3, language, library)2020-06-040.1.1Poscat
language-vhdl152.04VHDL AST and pretty printer in Haskell. (bsd3, language, library)2021-06-150.1.4mararon
lapack310.04Numerical Linear Algebra using LAPACK (bsd3, library, math)2024-01-140.5.1.1HenningThielemann
lapack-carray160.01Auto-generated interface to Fortran LAPACK via CArrays (bsd3, library, math)2019-01-230.0.3HenningThielemann
lapack-comfort-array100.00Auto-generated interface to Fortran LAPACK via comfort-array (bsd3, library, math)2021-08-060.0.1HenningThielemann
lapack-ffi130.03Auto-generated interface to Fortran LAPACK (bsd3, library, math)2021-03-140.0.3HenningThielemann
lapack-ffi-tools290.01Generator for Haskell interface to Fortran LAPACK (bsd3, math, program)2023-01-140.1.3.1HenningThielemann
lapack-hmatrix110.00Conversion of objects between 'lapack' and 'hmatrix' (bsd3, library, math)2023-01-140.0.0.2HenningThielemann
large-anon180.00Scalable anonymous records (bsd3, library, records)2023-07-060.3.0EdskoDeVries
large-generics230.03Generic programming API for large-records and large-anon (bsd3, generics, library)2023-03-060.2.1EdskoDeVries
large-hashable222.01Efficiently hash (large) Haskell values (bsd3, library, web)2017-03-200.1.0.4AlexanderThiemann, DavidLeuschner, StefanWehr
large-records322.251Efficient compilation for large records, linear in the size of the record (bsd3, generics, library)2023-03-060.4EdskoDeVries
largeword340.011Provides Word128, Word192 and Word256 and a way of producing other large words if required. (bsd3, data, library)2015-12-131.2.5DominicSteinitz
lasercutter40.00A high-powered, single-pass tree parser. (bsd3, library, parsing)2022-09-080.1.0.0isovector
latex340.02Parse, format and process LaTeX files (bsd3, library, text)2018-08-310.1.0.4HenningThielemann
latex-formulae-hakyll102.01Use actual LaTeX to render formulae inside Hakyll pages (bsd3, image, library)2018-07-220.2.0.4LiamOConnorDavis
latex-formulae-image170.02A library for rendering LaTeX formulae as images using an actual LaTeX installation (bsd3, image, library)2018-07-220.1.1.4LiamOConnorDavis
latex-formulae-pandoc180.01Render LaTeX formulae in pandoc documents to images with an actual LaTeX installation (bsd3, image, library, program)2018-07-220.2.0.6LiamOConnorDavis
latex-function-tables100.00Function table specifications in latex (bsd3, library, program, text)2016-11-210.1.0.0SimonHudon
latex-live-snippets160.01Automatically inline Haskell snippets into LaTeX documents. (bsd3, program, system)2018-07-110.1.0.0isovector
latex-svg-hakyll60.00Use actual LaTeX to render formulae inside Hakyll pages (bsd3, image, library)2020-04-260.2phadej
latex-svg-image220.02A library for rendering LaTeX formulae as SVG using an actual LaTeX (bsd3, image, library)2020-04-260.2phadej
latex-svg-pandoc80.01Render LaTeX formulae in pandoc documents to images with an actual LaTeX (bsd3, image, library, program)2020-05-100.2.1phadej
lattices1102.2528Fine-grained library for constructing and manipulating lattices (bsd3, library, math)2023-03-152.2MaxBolingbroke, phadej
launchpad-control50.01High and low-level interface to the Novation Launchpad midi controller. (bsd3, library, music, program, system)2013-10-090.0.1.0BalazsKomuves
lawful330.01Assert the lawfulness of your typeclass instances. (bsd3, library, safe)2018-06-150.1.0.0mnoonan
lawless-concurrent-machines40.01Concurrent networked stream transducers (bsd3, concurrency, control, library)2017-10-020.3.1misandrist
lawz140.04Common mathematical laws. (bsd3, library, math, testing)2020-02-110.1.1cmk
lax280.01Lax arrows (bsd3, control, library)2012-02-070.1.0.3WolfgangJeltsch
layered-graph-drawing40.00Layered Graph Drawing after Sugiyama (bsd3, graph, graphics, library, program)2023-07-290.1.0.0TillmannVogt
layers60.02Modular type class machinery for monad transformer stacks. (bsd3, control, library)2013-03-140.1ShaneOBrien
layers-game160.01A prototypical 2d platform game. (bsd3, game, program)2020-06-270.7.0DanielTrstenjak
layout70.04Turn values into pretty text or markup (bsd3, library, pretty-printer, text, typography)2016-07-270.0.0.2RobertHensing
layout-rules110.01A collection of different layout implementations (bsd3, language, library)2020-01-010.1.0.2TrevorElliott
lazify50.00A simple utility for lazy record matching (bsd3, data, library)2021-09-030.1.0.1dfeuer
lazy-bracket60.00A bracket with lazy resource allocation. (bsd3, control, library)2022-04-160.1.0.0DanielDiazCarrete
lazy-csv250.05Efficient lazy parsers for CSV (comma-separated values). (bsd3, library, program, text)2015-06-250.5.1MalcolmWallace
lazy-io90.06Lazy IO (bsd3, library, system)2013-04-170.1.0JakubWaszczuk
lazy-io-streams160.01Get lazy with your io-streams (bsd3, library, unclassified)2016-09-090.1.0.0lukec
lazy-search1020.01Finds values satisfying a lazy predicate (bsd3, library, testing)2022-05-170.1.3.0BrentYorgey, JonasDuregard
lazyarray110.01Efficient implementation of lazy monolithic arrays (lazy in indexes). (bsd3, data, library)2008-02-190.1.3MilanStraka
lazyboy70.00An EDSL for programming the Game Boy. (bsd3, compiler, dsl, library)2019-06-040.2.2.0rose
lazyio270.04Run IO actions lazily while respecting their order (bsd3, control, library, monads)2016-12-140.1.0.4HenningThielemann
lazysmallcheck1170.09A library for demand-driven testing of Haskell programs (bsd3, library, testing)2011-08-290.6GwernBranwen, MatthewNaylor
lazysplines172.01Differential solving with lazy splines (bsd3, library, math)2019-02-070.3GershomBazerman
lca342.01O(log n) persistent online lowest common ancestor search without preprocessing (algorithms, bsd3, data-structures, library)2021-02-170.4EdwardKmett, ryanglscott
ld-intervals50.01Data structures for representing arbitrary intervals (bsd3, library, web)2016-06-170.1.0.0savannidgerinel
lda70.01Online Latent Dirichlet Allocation (bsd3, library, natural-language-processing)2012-02-290.0.2GrzegorzChrupala
ldif360.01The LDAP Data Interchange Format (LDIF) tools (bsd3, library, text)2013-01-130.0.13RadoslavDorcik
ldtk-types90.00Datatypes and Aeson instances for parsing LDtk (bsd3, data, library)2023-01-141.2.3isovector
leaky260.01Robust space leak, and its strictification (bsd3, program, testing)2015-02-040.4.0.0AndrewSeniuk
lean (deprecated)50.00Bonds to Lean theorem prover (bsd3, deprecated, library, math)2019-05-150.0.0.1
leancheck1132.2511Enumerative property-based testing (bsd3, library, testing)2024-01-261.0.2rudymatela
leancheck-enum-instances90.01listable instances for small enum types (bsd3, library, testing)2018-10-230.1.0.0andrewthad
leancheck-instances170.00Common LeanCheck instances (bsd3, library, testing)2022-10-110.0.5rudymatela
leapseconds50.01 (bsd3, library, time)2016-11-201.0AshleyYakeley
leapseconds-announced310.01Leap seconds announced at library release time. (bsd3, library, system)2017-07-302017.1.0.1BjornBuckwalter
learn60.01Learning Algorithms (bsd3, library, statistics)2013-02-170.1.1AugustusOdena
learn-physics400.01Haskell code for learning physics (bsd3, library, physics, program)2023-09-200.6.6ScottWalck
learn-physics-examples (deprecated in favor of learn-physics)90.01examples for learn-physics (bsd3, deprecated, physics, program)2014-06-030.5.0.1ScottWalck
leb12890.00LEB128 encoding logic for and in Haskell (bsd3, codec, library)2020-04-230.1.0.0AndreasK
leetify60.01Leetify text (bsd3, program, text)2014-10-040.1.0.1DimitriSabadie
left4deadrl120.01left4dead-inspired roguelike (bsd3, math, program)2018-04-060.0.2AndrewPennebaker
lendingclub50.01Bindings for the LendingClub marketplace API (bsd3, finance, library)2015-04-100.1.1wraithm
lens-accelerate180.01Instances to mix lens with Accelerate (accelerate, bsd3, data, lenses, library)2020-08-280.3.0.0TrevorMcDonell
lens-action430.08Monadic Getters and Folds (bsd3, data, generics, lenses, library)2021-11-160.2.6EdwardKmett, EricMertens, ryanglscott
lens-csv190.00 (bsd3, library, unclassified)2020-04-060.1.1.0ChrisPenner
lens-datetime232.01Lenses for Data.Time.* types (bsd3, data, lenses, library)2016-04-290.3GergelyRisko, MihalyBarasz
lens-errors210.00Error handling in lens chains (bsd3, lenses, library)2019-07-040.2.2.0ChrisPenner
lens-family891.7531Lens Families (bsd3, data, lenses, library)2024-03-192.1.3RussellOConnor
lens-family-core1350.022Haskell 2022 Lens Families (bsd3, data, lenses, library)2024-03-192.1.3RussellOConnor
lens-family-th500.08Generate lens-family style lenses (bsd3, data, library)2024-01-160.5.3.1DanBurton
lens-filesystem70.00Lens interface for your filesystem; still a bit experimental (bsd3, control, library)2020-10-210.1.0.1ChrisPenner
lens-labels (deprecated in favor of proto-lens)230.08Integration of lenses with OverloadedLabels. (bsd3, data, deprecated, library)2018-10-120.3.0.1JudahJacobson, gnezdo
lens-misc150.02Miscellaneous lens utilities. (bsd3, control, library)2018-07-020.0.2.0louispan
lens-named160.01Helper for use with lens (bsd3, lens, library)2018-02-010.1.0.2
lens-prelude80.01Alternate prelude that exports lens combinators (bsd3, library, web)2015-10-270.2andrewthad
lens-process172.00Optics for system processes (bsd3, library, system)2021-02-030.4.0.0topos
lens-properties230.01QuickCheck properties for lens (bsd3, data, lenses, library)2018-01-094.11.1EdwardKmett, EricMertens, ryanglscott
lens-regex210.01Lens powered regular expression (bsd3, library, text)2021-02-210.1.3TakahiroHimura
lens-regex-pcre351.53A lensy interface to regular expressions (bsd3, library, regex)2019-11-151.1.0.0ChrisPenner
lens-simple230.08simplified import of elementary lens-family combinators (bsd3, lenses-----, library)2016-06-230.1.0.9MichaelThompson
lens-sop240.02Computing lenses generically using generics-sop (bsd3, generics, library)2023-02-220.3.0AndresLoeh, EdskoDeVries
lens-tell70.00MonadTell-based lens combinators (bsd3, control, library)2021-09-060.1lightandlight
lens-th-rewrite70.00Rewrites Template Haskell splices using the API (bsd3, data, library, program)2020-04-050.3.0.0DavidJohnson
lens-tutorial182.51Tutorial for the lens library (bsd3, control, library)2019-06-191.0.4GabrielGonzalez
lens-typelevel80.01Type-level lenses using singletons (bsd3, dependent-types, lenses, library)2018-10-290.1.1.0jle
lens-xml170.01Lenses for the xml package. (bsd3, library, web)2016-11-010.1.0.0NickPartridge
lenses180.03Simple Functional Lenses (bsd3, data, library)2018-07-120.1.8JobVranish
lensref (deprecated)120.02References which can be joined and on which lenses can be applied (bsd3, control, data, deprecated, library)2014-05-180.2PeterDivianszky
lenz (deprecated)210.02Van Laarhoven lenses (bsd3, data, deprecated, lenses, library)2020-01-160.4.2.0
less-arbitrary172.00Linear time testing with variant of Arbitrary class that always terminates. (bsd3, library, web)2023-03-110.1.8.0MichalGajda
leveldb-haskell380.011Haskell bindings to LevelDB (bsd3, database, ffi, library)2017-05-080.6.5KimAltintop
leveldb-haskell-fork180.01Haskell bindings to LevelDB (bsd3, database, ffi, library)2014-12-220.3.4.4ifesdjeen
levenshtein330.00Calculate the edit distance between two foldables. (bsd3, library, tools)2022-07-270.2.1.0wvanonsem90
levmar250.02An implementation of the Levenberg-Marquardt algorithm (bsd3, library, math, numerical)2018-05-071.2.1.8BasVanDijk, RoelVanDijk
levmar-chart70.01Plots the results of the Levenberg-Marquardt algorithm in a chart (bsd3, library, numerical)2009-09-160.2RoelVanDijk
lex-applicative (deprecated)50.00See README for more info (bsd3, deprecated, library, parsing, text)2019-12-250.0.0.1
lgtk (deprecated)300.01Lens GUI Toolkit (bsd3, deprecated, gui, library, program)2014-05-180.8.0.4PeterDivianszky
lhslatex50.01Tool for using pdflatex with .lhs files (bsd3, program, unclassified)2014-04-160.1.0.0TvH
libarchive1922.254Haskell interface to libarchive (bsd3, codec)2023-09-073.0.4.2maerwald, vmchale
libarchive-conduit70.02Read many archive formats with libarchive and conduit (bsd3, codec, library)2014-11-120.1.0.0ThomasTuegel
libconfig70.01Haskell bindings to libconfig (bsd3, language, library)2015-04-290.3.0.0peddie
libcspm100.01A library providing a parser, type checker and evaluator for CSPM. (bsd3, concurrency, library)2013-10-111.0.0ThomasGibsonRobinson
libexpect100.01Library for interacting with console applications via pseudoterminals. (bsd3, library, system)2012-10-030.3.2StephenRoantree
libffi412.06A binding to libffi (bsd3, foreign, library)2022-09-240.2.1RemiTurk, ryanglscott
libgit130.02Simple Git Wrapper (bsd3, development, library)2015-05-140.3.1VincentHanquez
libgraph240.03Store and manipulate data in a graph. (algorithms, bsd3, data-structures, library)2017-09-031.14faddegon
libiserv80.00Provides shared functionality between iserv and iserv-proxy. (bsd3, development, library)2023-09-229.6.3BenGamari, HerbertValerioRiedel, angerman
liblinear-enumerator40.01liblinear iteratee. (ai, bsd3, classification, library, statistics)2011-11-080.1.2NathanHowell
libltdl170.01FFI interface to libltdl (bsd3, foreign, library)2020-02-170.1.1.2GeoffreyMainland
libmdbx230.00Bindings for libmdbx, an embedded key/value store (bsd3, database, library, program)2022-01-200.2.1.1fjvallarino
liboleg290.02An evolving collection of Oleg Kiselyov's Haskell modules (bsd3, library, text)2010-10-162010.1.10.0DonaldStewart, shergill
libpq110.01libpq binding for Haskell (bsd3, database, library)2011-04-060.4.1GrantMonroe
libraft (deprecated)180.00Raft consensus algorithm (bsd3, deprecated, distributed-systems, library, program)2019-03-200.5.0.0sdiehl
librdkafka100.00TBA (bsd3, data, library)2019-05-170.0.0.0chessai
libroman232.01Use Roman Numerals as a Numeric Datatype (sort of) (bsd3, data, library, math, numerical)2016-10-103.1.1ahakki
libsodium-bindings100.00FFI bindings to libsodium (bsd3, cryptography, library)2024-01-120.0.1.1hecate
libssh2180.03FFI bindings to libssh2 SSH2 client library (http://libssh2.org/) (bsd3, library, network)2022-09-010.2.0.9IlyaPortnov
libssh2-conduit60.01Conduit wrappers for libssh2 FFI bindings (see libssh2 package). (bsd3, library, network)2017-11-040.2.1IlyaPortnov
libsystemd-journal1060.02Haskell bindings to libsystemd-journal (bsd3, library, logging)2023-08-161.4.5.1ErikDeCastroLopo, OliverCharles, chris_martin
libversion150.00Haskell binding to libversion (bsd3, ffi, library)2021-02-160.1.1Poscat
libvirt-hs190.02FFI bindings to libvirt virtualization API (http://libvirt.org) (bsd3, library, system)2019-06-280.2.2IlyaPortnov
libvorbis140.01Haskell binding for libvorbis, for decoding Ogg Vorbis audio files (bsd3, codec, library)2017-06-010.1.0.2StephenBlackheath
libxlsxwriter-hs60.00Bindings to libxlsxwriter (bsd3, ffi, library, xlsx)2021-12-220.1.0Jappie, jgt, tim_supercede
libxml250.04Binding to libxml2 (bsd3, library, xml)2008-06-180.1.1DavidHimmelstrup, DonaldStewart
libxslt70.01Binding to libxslt (bsd3, foreign-binding, library, text, xml)2009-09-130.1
libyaml2400.06Low-level, streaming YAML interface. (bsd3, library, text)2024-03-150.1.4MichaelSnoyman
libyaml-streamly532.01Low-level, streaming YAML interface via streamly. (bsd3, library, text)2024-03-130.2.2.1maerwald
lie40.00Lie Algebras (bsd3, library, math, program)2019-06-080.1.0.0jumper149
life160.01Conway's Life cellular automaton (bsd3, game, program)2009-12-210.1ChuckAdams
lift-generics210.01GHC.Generics-based Language.Haskell.TH.Syntax.lift implementation (bsd3, language, library)2021-09-160.2.1ryanglscott
lift-read-show (deprecated)90.01Helper methods to define `Read1`, `Read2`, `Show1`, `Show2` instances (bsd3, deprecated, library, unclassified)2018-05-060.1.0.0
lift-type1092.02Lift a type from a Typeable constraint to a Template Haskell type (bsd3, library, unclassified)2022-11-240.1.1.1parsonsmatt
lifted-async4042.2582Run lifted IO operations asynchronously and wait for their results (bsd3, concurrency, library)2023-11-110.10.2.5MitsutoshiAoe
lifted-base2060.0270lifted IO operations from the base library (bsd3, control, library)2018-03-140.2.3.12BasVanDijk
lifted-base-tf (deprecated)40.01lifted IO operations from the base library (bsd3, control, deprecated, library)2018-08-190.1.0.0
lifted-stm120.01STM operations lifted through monad transformer stacks (bsd3, concurrency, library)2023-05-090.2.0.1MikhailVorozhtsov
lifted-threads170.02lifted IO operations from the threads library (bsd3, concurrency, library)2015-04-021.0MikhailGlushenkov, arybczak, jonathanjouty_scrive, trin_cz
lifter60.01A boulderdash-like game and solution validator (bsd3, games-, program)2012-09-110.1EdwinBrady
lifx-lan250.00LIFX LAN API (bsd3, library, unclassified)2023-09-300.8.2GeorgeThomas
ligd110.01Lightweight Implementation of Generics and Dynamics (bsd3, generics, library)2011-09-150.2SeanLeather
light80.01a simple physics engine (bsd3, library, physics)2017-10-020.2.0.1suzumiya
lightning-haskell60.01Haskell client for lightning-viz REST API (bsd3, library, visualization, web)2016-10-290.1.0.3cmoreside
lighttpd-conf110.02Lighttpd configuration file tools. (bsd3, library, web)2008-08-060.4MattMorrow
lighttpd-conf-qq150.01A QuasiQuoter for lighttpd configuration files. (bsd3, library, web)2008-08-060.5MattMorrow
lilypond160.05Bindings to Lilypond (bsd3, library, music)2015-06-301.9.0HansHoglund
lin-alg150.01Low-dimensional matrices and vectors for graphics and physics (bsd3, library, math)2016-11-050.1.0.3JasonDagit
linda70.01LINear Discriminant Analysis (bsd3, library, math, statistics)2011-09-240.1.2LennartSchmitt
linden51.250Zen gardening, based on l-systems (bsd3, library, program, web)2017-05-010davean
line262.01Haskell SDK for the LINE API (bsd3, library, network)2017-09-274.0.1noraesae
line-bot-sdk292.250Haskell SDK for LINE Messaging API (bsd3, library, network, web)2021-08-250.7.2moleike
line-drawing150.00raster line drawing (bsd3, graphics, library)2023-03-190.4.0.2fffaaa
line2pdf270.01Simple command-line utility to convert text into PDF (bsd3, library, program, text)2008-07-210.0.7AudreyTang
linear3032.5150Linear Algebra (algebra, bsd3, library, math)2022-11-301.22AnthonyCowley, EdwardKmett, EricMertens, ryanglscott
linear-accelerate150.02Lifting linear vector spaces into Accelerate (accelerate, algebra, bsd3, library, math)2020-08-280.7.0.0EdwardKmett, TrevorMcDonell, ryanglscott
linear-algebra-cblas40.02A linear algebra library with bindings to BLAS and LAPACK (bsd3, library, math, program)2013-04-180.1CarterSchonwald
linear-circuit200.01Compute resistance of linear electrical circuits (bsd3, library, math)2021-12-050.1.0.4HenningThielemann
linear-generics750.02Generic programming library for generalised deriving. (bsd3, generics, library)2024-01-090.2.3dfeuer, aspiwack
linear-grammar340.01A simple grammar for building linear equations and inclusive inequalities. (algebra, bsd3, library, math)2015-06-130.0.2.1athanclark
linear-maps (deprecated)100.01Finite maps for linear use (bsd3, data, deprecated, library, program)2009-05-280.6.1PeterDivianszky, ZsoltDollenstein
linear-opengl240.01Isomorphisms between linear and OpenGL types (bsd3, graphics, library)2016-10-140.3.0.0BenGamari
linear-programming150.03Linear Programming basic definitions (bsd3, library, math)2023-12-220.0.1HenningThielemann
linear-tests140.00Linear Algebra (algebra, bsd3, library, math, testing)2020-03-270.1.2.0pdlla
linear-vect60.02A low-dimensional linear algebra library, operating on the Num typeclass (bsd3, library, math)2014-10-050.1.1.0capsjac
linearEqSolver320.01Use SMT solvers to solve linear systems over integers and rationals (bsd3, library, math, smt)2020-05-132.3LeventErkok
linearscan310.02Linear scan register allocator, formally verified in Coq (bsd3, development, library)2015-11-201.0.0JohnWiegley
linearscan-hoopl310.01Makes it easy to use the linearscan register allocator with Hoopl (bsd3, development, library)2015-11-201.0.0JohnWiegley
linebreak440.02breaks strings to fit width (bsd3, library, text)2023-04-231.1.0.4fffaaa
linenoise120.01A lightweight readline-replacement library for Haskell (bsd3, library, program, user-interfaces)2024-01-050.4.0ejconlon
lingo380.01File extension based programming language detection (bsd3, data, library, program)2022-03-040.5.0.3patrick_thomson, tclem, robrix, rewinfrey
linguistic-ordinals110.01Express Integral types as linguistic ordinals (1st, 2nd, 3rd, etc) (bsd3, library, text)2017-08-030.1.0.2ElliotRobinson
linkcore90.01Combines multiple GHC Core modules into a single module (bsd3, language, program)2010-05-250.4.1TimChevalier
linked-list-with-iterator62.01A pure linked list which is mutable through iterators. (bsd3, data-structures, library)2016-09-290.1.1.0CindyLinz
linkedhashmap220.01Persistent LinkedHashMap data structure (bsd3, data, library)2015-02-070.4.0.0abasko
linklater160.02A Haskell library for the Slack API (bsd3, library, network)2017-05-104.0.0.2hao
linode150.01Bindings to the Linode API (bsd3, cloud, distributed-computing, library, network)2017-03-300.3.0.0Helkafen
linode-v4110.01Haskell wrapper for the Linode v4 API (bsd3, library, network)2016-09-210.1.0.4eatonphil
linux-evdev (deprecated in favor of evdev)160.01Bindings to Linux evdev input device interface. (bsd3, deprecated, library, system)2016-04-130.3.2BenGamari
linux-file-extents170.01Retrieve file fragmentation information under Linux (bsd3, ffi, filesystem, library, system)2023-06-230.2.0.1MariosTitas
linux-inotify170.01Thinner binding to the Linux Kernel's inotify interface (bsd3, library, system)2020-07-300.3.0.2LeonSmith, wraithm
linux-kmod70.01Linux kernel modules support (bsd3, library, system)2014-05-050.1.0.1NicolaSquartini
linux-mount170.01Mount and unmount filesystems (bsd3, library, system)2014-06-060.2.0.1NicolaSquartini
linux-namespaces270.01Work with linux namespaces: create new or enter existing ones (bsd3, library, system)2023-06-230.1.3.1MariosTitas
linux-perf40.01Read files generated by perf on Linux (bsd3, debug, development, ghc, library, profiling, program, trace)2012-11-030.3MikolajKonarski
linux-xattr110.01Read, set and list extended attributes (bsd3, library, system)2014-06-050.1.1.0NicolaSquartini
lion62.00RISC-V Core (bsd3, hardware, library)2024-01-180.4.0.0dopamane
lipsum-gen70.01Generators for random sequences of English-like nonsense text. (bsd3, library, testing-, text)2015-03-140.1.0.2evilcandybag
liquid110.01Liquid template language library (bsd3, library, template)2016-12-190.1.0.3james_rth
liquid-base172.09Drop-in base replacement for LiquidHaskell (bsd3, language, library)2023-03-104.15.1.0AlfredoDiNapoli, AndresLoeh, FacundoDominguez, ranjitjhala, nikivazou
liquid-bytestring70.00LiquidHaskell specs for the bytestring package (bsd3, language, library)2023-03-100.10.12.1AlfredoDiNapoli, FacundoDominguez, ranjitjhala, nikivazou
liquid-containers120.01LiquidHaskell specs for the containers package (bsd3, language, library)2023-03-100.6.4.1AlfredoDiNapoli, AndresLoeh, FacundoDominguez, ranjitjhala, nikivazou
liquid-fixpoint1190.05Predicate Abstraction-based Horn-Clause/Implication Constraint Solver (bsd3, language, library, program)2024-01-290.9.6.3AlfredoDiNapoli, AndresLoeh, EricSeidel, FacundoDominguez, ranjitjhala, niki, clayrat
liquid-ghc-prim120.01Drop-in ghc-prim replacement for LiquidHaskell (bsd3, language, library)2023-03-100.7.0.1AlfredoDiNapoli, AndresLoeh, FacundoDominguez, ranjitjhala, nikivazou
liquid-parallel190.00LiquidHaskell specs for the parallel package (bsd3, language, library)2024-03-073.2.2.0.3AlfredoDiNapoli, AndresLoeh, FacundoDominguez, ranjitjhala, nikivazou
liquid-platform90.00A battery-included platform for LiquidHaskell (bsd3, language)2024-01-290.9.2.8AlfredoDiNapoli, AndresLoeh, FacundoDominguez, ranjitjhala, nikivazou
liquid-prelude300.01General utility modules for LiquidHaskell (bsd3, language, library)2024-03-070.9.2.8.1AlfredoDiNapoli, FacundoDominguez, ranjitjhala, nikivazou
liquid-vector210.01LiquidHaskell specs for the vector package (bsd3, language, library)2024-03-070.13.1.0.1AlfredoDiNapoli, AndresLoeh, FacundoDominguez, ranjitjhala, nikivazou
liquidhaskell1092.515Liquid Types for Haskell (bsd3, language, library)2024-03-070.9.8.1AlfredoDiNapoli, AndresLoeh, EricSeidel, FacundoDominguez, ranjitjhala, niki, clayrat
liquidhaskell-boot420.01Liquid Types for Haskell (bsd3, language, library)2024-02-050.9.8.1FacundoDominguez
liquidhaskell-cabal70.01Liquid Haskell integration for Cabal and Stack (bsd3, development, library)2019-05-300.2.1.0MichaelSmith
lispparser170.01Simple parser for LISP S-expressions (bsd3, library, parsing)2011-01-200.3.1EricKow
list-duplicate120.00Group and delete duplicates from a list (bsd3, library, list)2020-05-020.1.0.0pgujjula
list-extras300.012Common not-so-common functions for lists (bsd3, library, list)2021-10-180.4.1.6WrenThornton, WrenRomano
list-filter100.00Special takes and drops on lists (bsd3, library, list)2020-05-040.1.1.0pgujjula
list-fusion-probe130.01testing list fusion for success (bsd3, data, library)2023-12-020.1.0.9JoachimBreitner
list-grouping (deprecated in favor of split)90.01Functions for grouping a list into sublists (bsd3, data, deprecated, library)2011-02-130.1.1BrandonSimmons
list-mux60.01List Multiplexing (bsd3, library, list)2012-08-231.0ChrisHeller
list-predicate251.50Predicates on lists (bsd3, library, list)2020-05-020.1.0.1pgujjula
list-shuffle110.00List shuffling and sampling (bsd3, data, library)2023-10-261.0.0mitchellwrosen
list-transformer412.04List monad transformer (bsd3, control, library)2023-07-151.1.0GabrielGonzalez
list-tries300.010Tries and Patricia tries: finite sets and maps for list keys (bsd3, data, data-structures, library)2020-05-120.6.7MattiNiemenmaa, arybczak
list-witnesses270.00Witnesses for working with type-level lists (bsd3, dependent-types, library)2024-02-280.1.4.1jle
list-zipper170.01A list zipper (bsd3, data, library)2021-06-300.0.11TonyMorris, qfpl
listenbrainz-client80.01A client library to the ListenBrainz project (bsd3, library, web)2018-02-031.1.1OliverCharles
listlike-instances (deprecated in favor of ListLike)120.06Extra instances of the ListLike class (bsd3, data-structures, deprecated, generics, library)2012-11-130.2.3.1JohnLato
lists310.03Functions for dealing with lists (bsd3, data, library)2013-10-100.4.2ChrisDone
liszt50.00Append only key-list database (bsd3, database, library, program)2018-09-110.2FumiakiKinoshita
little-logger230.02Basic logging based on monad-logger (bsd3, library, logging)2023-06-211.0.2ejconlon
little-rio340.02When you need just the RIO monad (bsd3, control, library)2023-06-212.0.1ejconlon
liveplot60.00Liveplotting (bsd3, graphics, library, program)2018-07-240.1.0.0srk
llrbtree220.01Purely functional sets and heaps (bsd3, data, library)2012-01-310.1.1KazuYamamoto
llvm (deprecated in favor of llvm-hs, llvm-general, llvm-tf)661.55Bindings to the LLVM compiler toolkit. (bsd3, code-generation, compilers-interpreters, deprecated, library)2013-05-283.2.0.2BenjaminSaunders, BryanOSullivan, CarterSchonwald, LennartAugustsson
llvm-analysis50.02A Haskell library for analyzing LLVM bitcode (bsd3, development, library)2013-11-120.3.0TristanRavitch
llvm-base (deprecated in favor of llvm-general)120.04FFI bindings to the LLVM compiler toolkit. (bsd3, code-generation, compilers-interpreters, deprecated, library)2013-05-283.2.0.2BenjaminSaunders, BryanOSullivan, CarterSchonwald
llvm-base-types60.03The base types for a mostly pure Haskell LLVM analysis library (bsd3, data, library)2013-11-120.3.0TristanRavitch
llvm-base-util40.01Utilities for bindings to the LLVM compiler toolkit. (bsd3, code-generation, compilers-interpreters, library)2013-03-173.0.1.0PaulMeng
llvm-data-interop50.02A low-level data interoperability binding for LLVM (bsd3, data, library)2013-11-120.3.0TristanRavitch
llvm-dsl90.02Support for writing an EDSL with LLVM-JIT as target (bsd3, code-generation, compilers-interpreters, library)2023-09-300.1.1HenningThielemann
llvm-extension60.00Processor specific intrinsics for the llvm interface (bsd3, code-generation, compilers-interpreters, library)2020-01-050.0HenningThielemann
llvm-extra590.07Utility functions for the llvm interface (bsd3, code-generation, compilers-interpreters, library)2023-10-050.12HenningThielemann
llvm-ffi422.02FFI bindings to the LLVM compiler toolkit. (bsd3, code-generation, compilers-interpreters, library)2023-10-0816.0HenningThielemann
llvm-ffi-tools70.01Tools for maintaining the llvm-ffi package (bsd3, code-generation, compilers-interpreters, program)2023-09-240.0.1HenningThielemann
llvm-general1722.254General purpose LLVM bindings (bsd3, code-generation, compilers-interpreters, library)2016-02-113.5.1.2BenjaminScarlet
llvm-general-pure642.07Pure Haskell LLVM functionality (no FFI). (bsd3, code-generation, compilers-interpreters, library)2016-02-113.5.1.0BenjaminScarlet
llvm-general-quote70.01QuasiQuoting llvm code for llvm-general (bsd3, code-generation, compilers-interpreters, library)2014-10-140.2.0.0TvH
llvm-hs772.753General purpose LLVM bindings (bsd3, code-generation, compilers-interpreters, library)2019-09-289.0.1cocreature, andrew_wja
llvm-hs-pure382.57Pure Haskell LLVM functionality (no FFI). (bsd3, code-generation, compilers-interpreters, library)2019-09-069.0.0cocreature, andrew_wja
llvm-ht (deprecated in favor of llvm-tf, llvm-ffi)50.03Bindings to the LLVM compiler toolkit with some custom extensions. (bsd3, code-generation, compilers-interpreters, deprecated, library)2010-09-210.7.0.0HenningThielemann
llvm-party60.00General purpose LLVM bindings (bsd3, code-generation, compilers-interpreters, library)2023-06-2712.1.1Jappie, mangoiv
llvm-pkg-config130.01Generate Pkg-Config configuration file for LLVM (bsd3, code-generation, program)2021-10-160.0.2HenningThielemann
llvm-pretty270.02A pretty printing library inspired by the llvm binding. (bsd3, library, text)2024-01-300.12.0.0EricMertens, TrevorElliott, ryanglscott
llvm-pretty-bc-parser350.01LLVM bitcode parsing library (bsd3, library, program, text)2024-01-300.4.1.0EricMertens, TrevorElliott, ryanglscott, galoisinc
llvm-tf800.08Bindings to the LLVM compiler toolkit using type families. (bsd3, code-generation, compilers-interpreters, library)2023-10-0816.0HenningThielemann
llvm-tools70.01Useful tools built on llvm-analysis (bsd3, development, library, program)2013-11-120.2.0.1TristanRavitch
lmdb-high-level90.01Higher level API for working with LMDB (bsd3, library, web)2016-10-050.1andrewthad
lmdb-simple132.01Simple API for LMDB (bsd3, database, library)2018-03-240.4.0.0RobLeslie
lnd-client90.01Lightning Network Daemon (LND) client library for Haskell (bitcoin, bsd3, finance, library, lightning, network, payments, program)2022-07-220.1.0.1coingaming
lnurl40.01Support for developing against the LNURL protocol (bsd3, library, unclassified)2021-08-070.1.0.0IanShipman
lnurl-authenticator40.00A command line tool to manage LNURL auth identities (bsd3, library, program, unclassified)2021-08-070.1.0.0IanShipman
load-env360.03Load environment variables from a file. (bsd3, configuration, library)2019-06-120.2.1.0PatrickBrisbin
load-font70.01A cross platform library for loading bundled fonts into your application (bsd3, font, graphics, gui, library, ui, user-interfaces)2020-02-210.1.0.3deech
loadavg110.01Load average parsing from /proc/loadavg and bindings to getloadavg (3) (bsd3, library, system)2010-11-130.1KrzysztofSkrzetnicki
local-address50.01Functions to get local interface address (bsd3, library, network)2011-06-290.0.1KeiHibino
localize60.02GNU Gettext-based messages localization library (bsd3, library, text)2022-02-010.2.0.1IlyaPortnov
located60.01Source location helpers (bsd3, language, library)2016-07-190.1.1.0TrevorElliott
located-base180.02Location-aware variants of partial functions (bsd3, development, library)2017-07-200.1.1.1EricSeidel
located-monad-logger (deprecated in favor of monad-logger)50.01Location-aware logging without Template Haskell (bsd3, deprecated, library, logging)2017-06-080.1.1.0pavelkogan
loch60.01Support for precise error locations in source files (bsd3, development, library, program)2007-01-250.2DonaldStewart
loch-th370.020Support for precise error locations in source files (Template Haskell version) (bsd3, development, library)2018-04-080.2.2TomasJanousek
lock-file200.01Provide exclusive access to a resource using lock file. (bsd3, library, system)2018-04-150.7.0.0PeterTrsko
locked-poll40.00Very simple poll lock (bsd3, library, program, unclassified)2015-12-170.1.0scottmurphy09
lockfree-queue600.03Michael and Scott lock-free queues. (bsd3, concurrent, data, library)2022-08-260.2.4RyanNewton, ryanglscott, peter_fogg
lockpool120.01set a maximum on the number of concurrent actions (bsd3, concurrency, library)2018-03-210.1.0.0chessai
log (deprecated in favor of log-base, log-postgres, log-elasticsearch)332.03Structured logging solution with multiple backends (bsd3, deprecated, library, system)2017-06-200.9.0.1GracjanPolak, MikhailGlushenkov, phadej, arybczak, jonathanjouty_scrive, trin_cz
log-base562.07Structured logging solution (base package) (bsd3, library, system)2023-03-140.12.0.1GracjanPolak, MikhailGlushenkov, phadej, arybczak, trin_cz, jonathanjouty, jsynacek
log-domain882.022Log-domain arithmetic (bsd3, library, numeric)2021-11-160.13.2EdwardKmett, EricMertens, ryanglscott
log-effect-syslog70.01Syslog functions for log-effect (bsd3, control, effect, library, logging, syslog)2019-03-020.2.0sickmind
log-effectful190.00Adaptation of the log library for the effectful ecosystem. (bsd3, library, system)2022-10-101.0.0.0arybczak
log-elasticsearch360.01Structured logging solution (Elasticsearch back end) (bsd3, library, system)2023-01-310.13.0.1GracjanPolak, MikhailGlushenkov, phadej, arybczak, jonathanjouty_scrive, trin_cz, jsynacek
log-postgres (deprecated)200.01Structured logging solution (PostgreSQL back end) (bsd3, deprecated, library, system)2023-03-140.9.0.1GracjanPolak, MikhailGlushenkov, phadej, arybczak, jonathanjouty_scrive, trin_cz, jsynacek
log-utils60.01Utils for working with logs (bsd3, data, program)2017-07-210.2.2.1MikhailGlushenkov, arybczak, jonathanjouty_scrive, trin_cz
log4hs290.00A python logging style log library (bsd3, library, log, logging)2020-02-040.9.0.0gqk007
logentries50.01Request logger middleware for Logentries (bsd3, library, web)2016-07-120.1.0.1toddmohney
logfloat550.013Log-domain floating point numbers (bsd3, data, library, math, natural-language-processing, statistics)2023-03-190.14.0WrenThornton, WrenRomano
logfmt160.00Formatting (bsd3, library, system, text)2021-06-080.0.1cmk
logger-thread140.00Run FastLogger in a thread and direct all queued messages to it. (bsd3, library, program, text)2016-12-240.1.0.2joe9
logging-effect722.2518A mtl-style monad transformer for general purpose & compositional logging (bsd3, library, unclassified)2023-03-261.4.0OliverCharles
logging-effect-colors80.00Log messages in color (bsd3, library, system)2023-05-180.1.0.0abrar
logging-effect-syslog60.00Log messages to a posix system log via logging-effect (bsd3, library, system)2023-05-180.1.0.0abrar
logging-facade-syslog210.01A logging back-end to syslog(3) for the logging-facade library (bsd3, library, system)2017-05-151PeterSimons
logic-classes300.01Framework for propositional and first order logic, theorem proving (bsd3, library, logic, theorem-provers)2016-09-181.7.1DavidFox
logicst40.01Backtracking mutable references in the ST and IO monads (bsd3, control, library)2013-04-170.1.0.0AndySonnenburg
logict3080.039A backtracking logic-programming monad. (bsd3, control, library)2023-04-240.8.1.0DanDoel, Bodigrim
logict-state130.02Library for logic programming based on haskell package logict (bsd3, development, library)2022-09-160.1.1.0AtzeDijkstra
lojban90.01Useful utilities for the Lojban language (bsd3, language, library, program)2008-12-180.3
lojbanParser160.01lojban parser (bsd3, language, library, program)2014-08-160.1.9.2YoshikuniJujo
lojbanXiragan70.01lojban to xiragan (bsd3, language, library, program)2013-03-070.3YoshikuniJujo
lojysamban150.01Prolog with lojban (bsd3, language, program)2014-10-240.0.8.1YoshikuniJujo
loli (deprecated in favor of miku)260.02A minimum web dev DSL in Haskell (bsd3, deprecated, library, web)2011-06-242011.6.24JinjingWang
long-double180.02FFI bindings for C long double (bsd3, math)2023-03-100.1.1.1ClaudeHeilandAllen
looksee330.00A simple text parser with decent errors (bsd3, library, parsing)2024-03-150.6.0ejconlon
looksee-trip120.00A simple text parser with decent errors (bsd3, library, parsing)2024-03-150.6.0ejconlon
loop-effin90.01control-monad-loop port for effin (bsd3, control, library)2014-10-070.1.1.0HiromiIshii
loop-while60.02A monad transformer supporting various styles of while loop (bsd3, control, library)2010-01-111.0.0NeilBrown
loopbreaker100.01inline self-recursive definitions (bsd3, library, plugin)2019-10-040.1.1.1TheMatten
loops110.01Fast imperative-style loops (bsd3, control, library)2014-06-130.2.0.2ThomasTuegel
loopy60.01Find all biological feedback loops within an ecosystem graph. (bsd3, program, unclassified)2011-03-220.0.1EmilyMitchell
lorem50.00Library for generating filler text (bsd3, library, program, text)2015-04-220.0.0.0StefanFischer
lowlin160.00Low dimensional linear algebra (bsd3, library, linear-algebra, math)2020-05-060.2.0.1jodak
lrucache982.014a simple, pure LRU cache (bsd3, data, library)2018-11-291.2.0.1CarlHowells
lrucaching321.754LRU cache (bsd3, library, unknown)2024-01-100.3.4cocreature
lrucaching-haxl90.00Combine lrucaching and haxl. (bsd3, concurrency, data, library, lrucache)2020-09-020.1.0.0Lupino
ls-usb240.01List USB devices (bsd3, program, system)2012-11-270.1.1RoelVanDijk
lscabal80.01List exported modules from a set of .cabal files (bsd3, distribution, program)2010-04-180.1.1DonaldStewart
lsfrom80.00List directory files starting from a specific name (bsd3, program, utility)2024-01-071.0JensPetersen
lsh40.00A simple ls clone with modern, colored formatting (binary, bsd3, library, program)2023-08-020.1.0.0floataqq
lsp-test2182.04Functional test framework for LSP servers. (bsd3, library, testing)2024-02-050.17.0.0AlanZimmerman, PepeIborra, wz1000, luke_, jneira, michaelpj
lss (deprecated)40.02Lexical Style Sheets - a language for writing styles that is focused around lexical (ie, static) scoping and re-use of large components. (bsd3, deprecated, language, library)2014-09-040.1.0.0DanielPatterson
lsystem60.01Paint an L-System Grammar (application, bsd3, program)2011-10-251.2CarlosGomez
ltext220.01Parameterized file evaluator (bsd3, library, program, text)2024-01-050.1.5athanclark
ltl90.01Using linear temporal logic (LTL) to verify embedded software and hardware. (bsd3, language, library)2010-04-190.0.0TomHawkins
lua-bytecode90.01Library for loading Lua bytecode. (bsd3, library, lua)2013-06-190.1.0.0JeffShaw
lub360.03information operators: least upper bound (lub) and greatest lower bound (glb) (bsd3, concurrency, data, library, other)2021-08-310.1.8ConalElliott
lucid1812.575Clear to write, read and edit DSL for HTML (bsd3, library, web)2023-04-082.11.20230408ChrisDone
lucid-alpine170.00Use Alpine.js in your lucid templates (bsd3, html, library, program, web)2022-01-300.1.0.7rashad1030
lucid-colonnade180.01Helper functions for using lucid with colonnade (bsd3, library, web)2024-03-061.0.2andrewthad, l3c_amartin
lucid-foundation150.02Basic Zurb Foundation API in Lucid (bsd3, library, unclassified)2015-02-170.0.2.1athanclark
lucid-htmx252.00Use htmx in your lucid templates (bsd3, html, library, web)2023-09-070.1.0.7rashad1030
lucid-hyperscript60.00Use _hyperscript with lucid (bsd3, library, program, web)2022-01-300.1.0.2rashad1030
lucid-svg630.07DSL for SVG using lucid for HTML (bsd3, graphics, library)2023-05-120.7.1.1jeffreyrosenbluth
lucid-xstatic50.00Lucid helper for XStatic (bsd3, javascript, library)2023-02-170.1.1TristanCacqueray
lucid2350.02Clear to write, read and edit DSL for HTML (bsd3, library, web)2023-07-060.0.20230706ChrisDone
lucid2-htmx50.00Use htmx in your lucid templates (bsd3, html, library, web)2022-09-210.1.0.8rashad1030
lucid2-xstatic40.00Lucid2 helper for XStatic (bsd3, javascript, library)2023-02-170.1.0TristanCacqueray
luhn70.01An implementation of Luhn's check digit algorithm. (bsd3, data, library)2009-12-200.2HenryBucklow
lui110.01Purely FunctionaL User Interface (bsd3, graphics, library)2009-08-310.0.6EyalLotem
luis-client50.01An unofficial client for the LUIS NLP service. (bsd3, library, natural-language-processing, web)2016-04-010.0.2MicxjoFunkcio
luka70.01Simple ObjectiveC runtime binding (bsd3, language, library)2012-08-292012.8.29JinjingWang
luminance420.00Type-safe, type-level and stateless graphics framework (bsd3, graphics, library)2016-09-220.11.0.4DimitriSabadie
luminance-samples220.01Luminance samples (bsd3, graphics, program)2016-02-270.11DimitriSabadie
luthor80.01Tools for lexing and utilizing lexemes that integrate with Parsec. (bsd3, language, library, text)2015-11-250.0.2ZankokuOkuno
lvar120.03TMVar that can be listened to (bsd3, concurrency, library)2021-04-260.1.0.0sridca
lvish150.01Parallel scheduler, LVar data structures, and infrastructure to build more. (bsd3, concurrency, library)2014-09-161.1.4RyanNewton, LindseyKuper, peter_fogg
lvmlib70.02The Lazy Virtual Machine (LVM). (bsd3, compilers-interpreters, library, program)2014-09-021.1JurriaanHage
lxc120.01High level Haskell bindings to LXC (Linux containers). (bsd3, library, system)2016-01-210.3.2NickolayKudasov
lz4320.02LZ4 compression for ByteStrings (bsd3, codec, library)2014-07-080.2.3.1MarkWotton
lz4-bytes260.00Bindings to LZ4 (bsd3, data, library)2024-02-010.1.1.1andrewthad, l3c_amartin
lz4-conduit60.00LZ4 compression for conduits (bsd3, codec, compression, conduit, library, program)2018-03-250.3scm
lz4-hs262.00lz4 bindings for Haskell (bsd3, codec, compression, ffi, library)2023-11-020.1.5.2vmchale
lzlib462.02lzlib bindings (bsd3, codec, compression, library)2024-01-231.0.7.3vmchale
lzma892.09LZMA/XZ compression and decompression (bsd3, codec, compression, library)2023-04-120.0.1.0HerbertValerioRiedel, phadej
lzma-conduit530.06Conduit interface for lzma/xz compression. (bsd3, codec, compression, conduit, library)2022-04-061.2.3NathanHowell
lzma-enumerator80.01Enumerator interface for lzma/xz compression. (bsd3, codec, compression, enumerator, library)2012-04-180.1.3NathanHowell
lzma-static482.01LZMA/XZ compression and decompression (static) (bsd3, codec, compression)2022-12-295.2.5.5maerwald
lzma-streams60.01IO-Streams interface for lzma/xz compression (bsd3, codec, compression, io-streams, library)2015-08-160.1.0.0HerbertValerioRiedel
lzo132.00minilzo bundled for Haskell (bsd3, codec, compression, library)2023-01-120.1.1.5vmchale
mDNSResponder-client80.01Library for talking to the mDNSResponder daemon. (bsd3, library, network)2017-01-111.0.3shlevy
maam100.01Monadic Abstracting Abstract Machines (MAAM) built on Galois Transformers (bsd3, library, program, static-analysis)2015-10-270.3.0.0DavidDarais
mac102.01Static Mandatory Access Control in Haskell (bsd3, library, security)2016-07-050.1.3.0AlejandroRusso
maccatcher170.03Obtain the host MAC address on *NIX and Windows. (bsd3, library, text)2011-10-232.1.5JasonDusek
machinecell270.01Arrow based stream transducers (bsd3, control, frp, library, reactivity)2018-04-174.0.1HidenoriAzuma
machines662.529Networked stream transducers (bsd3, control, enumerator, library)2022-05-180.7.3EdwardKmett, EricMertens, ryanglscott
machines-attoparsec120.00Parse machines streams with attoparsec parsers. (bsd3, control, data, enumerator, library, parsing, text)2019-01-310davean
machines-bytestring50.01ByteString support for machines (bsd3, control, library, machines)2017-06-070.1.0.0zclod
machines-encoding50.00Transcode encodings with machines. (bsd3, control, data, enumerator, library, text)2019-01-310davean
machines-zlib40.01Decompression support for machines (bsd3, compression, library, machines)2015-03-260.1.0RobinGreen
macho90.01Parser for Mach-O object format. (bsd3, data, library)2010-03-250.22ErikCharlebois
macos-corelibs60.00Haskell bindings to C-based Mac OS SDK frameworks (bsd3, library, system)2018-12-150.0.1.0fsestini
macosx-make-standalone50.01Make a macosx app standalone deployable (bsd3, development, program)2013-07-240.1.0.1AtzeDijkstra
macrm40.00Alternative rm command for macOS that remove files/dirs to the system trash (bsd3, library, program)2020-11-021.0.0.5satosystems
mad-props90.00Monadic DSL for building constraint solvers using basic propagators. (bsd3, library, program, propagators)2019-11-120.2.1.0ChrisPenner
madlang1150.01Randomized templating language DSL (bsd3, library, text)2019-11-094.0.2.16vmchale
mage110.01Rogue-like (bsd3, game, program)2008-03-051.1.0GwernBranwen
magic430.05Interface to C file/magic library (bsd3, library, text)2014-10-271.1JohnGoerzen
magic-tyfams80.01Write plugins for magic type families with ease (bsd3, compiler-plugin, library)2019-08-110.1.1.0isovector
magico220.01Compute solutions for Magico puzzle (bsd3, math, program)2021-12-050.0.2.3HenningThielemann
magma240.01magma is an algebraic structure. (algebra, bsd3, data, data-structures, library, math)2023-04-190.6.1.1KatsutoshiItoh
magmas100.02Magma-like objects. (bsd3, library, math, numerical)2020-02-200.0.1cmk
maid480.01A simple static web server (bsd3, program, web)2014-10-142014.10.14JinjingWang
mailgun132.02API binding for Mailgun (bsd3, email, library, web)2019-05-060.2andrewrademacher, davean
mainland-pretty920.017Pretty printing designed for printing source code. (bsd3, library, text)2021-04-290.7.1GeoffreyMainland, TroelsHenriksen
majordomo120.01Majordomo protocol for ZeroMQ (bsd3, library, network, program)2012-04-110.1.6MarkWotton
make-package70.01Make a cabalized package (bsd3, development, program, utils)2014-09-271.2.0PhilippBalzarek
makedo60.01Helper for writing redo scripts in Haskell (bsd3, development, library)2011-06-090.1EricKow
managed890.022A monad for managed values (bsd3, control, library)2023-01-311.0.10GabrielGonzalez
mangopay360.02Bindings to the MangoPay API (bsd3, library, program, web)2015-12-311.12FelipeLessa, JeanPhilippeMoresmau, alanpog
map-classes90.01A set of classes and instances for working with key/value mappings. (bsd3, control, library)2018-03-310.1.0.0clinton
map-exts102.01Extensions to Data.Map (bsd3, data-structures, library, program)2018-01-100.2.0.0coopercm
map-reduce-folds210.01foldl wrappers for map-reduce (bsd3, control, library)2023-05-020.1.2adamCS
map-syntax342.015Syntax sugar for defining maps (bsd3, data-structures, library)2018-04-030.3DougBeardsley
mapalgebra170.01Efficient, polymorphic Map Algebra. (bsd3, geography, library)2020-02-020.2.1fosskers
mappings150.00Types which represent functions k -> v (bsd3, data-structures, library, program)2023-12-090.3.0.0jcranch
mappy150.00A functional programming language focused around maps. (bsd3, compilers-interpreters, library, program)2016-02-180.1.3.1mjgpy3
mapquest-api140.01Bindings to the MapQuest API (bsd3, library, web)2018-02-170.3.1ocramz
marching-cubes50.00Marching Cubes (bsd3, computational-geometry, library)2023-02-200.1.0.0stla
marching-cubes240.00Marching Cubes (bsd3, computational-geometry, library)2023-02-230.1.0.0stla
marionetta80.01A study of marionetta movements. (bsd3, game, program)2012-05-100.1.0.3PaoloVeronelli
markdown (deprecated in favor of cmark, cmark-gfm)600.012Convert Markdown to HTML, with XSS protection (bsd3, deprecated, library, web)2021-09-290.1.17.5MichaelSnoyman
markdown-kate (deprecated in favor of markdown)60.01Convert Markdown to HTML, with XSS protection (bsd3, deprecated, library, web)2013-05-290.1.2.1JoelTaylor
markdown-pap200.01markdown parser with papillon (bsd3, library, text)2014-02-120.0.1.10YoshikuniJujo
markdown2svg (deprecated)420.01markdown to svg converter (bsd3, deprecated, program, text)2014-02-140.0.1.27YoshikuniJujo
marked-pretty60.02Pretty-printing library, with scoping, based on pretty. (bsd3, library, text)2015-05-191.1.2.1AndyGill, ryanglscott
markov90.01Simple interpreter for Markov's normal algorithms (bsd3, data, library)2010-06-140.1IlyaPortnov
markov-realization140.00Realizations of Markov chains. (bsd3, library, statistics)2020-03-130.4alexloomis
markup320.01Abstraction for HTML-embedded content (bsd3, data, library, web)2018-04-114.2.0athanclark
markup-parse160.03A markup parser. (bsd3, library, project)2023-09-130.1.1tonyday567
marquise60.02Client library for Vaultaire (bsd3, library, other, program)2015-03-234.0.0fractalcat
marvin340.00A framework for modular, portable chat bots. (bsd3, development, library, program)2017-09-240.2.5justus
marvin-interpolate160.01Compile time string interpolation a la Scala and CoffeeScript (bsd3, library, text)2017-05-101.1.2justus
mason290.01Fast and extensible bytestring builder (bsd3, data, library)2023-01-020.2.6FumiakiKinoshita
massiv1352.512Massiv (Массив) is an Array Library. (array, bsd3, data, data-structures, library, parallelism)2023-05-111.0.4.0lehins
massiv-io372.01Import/export of Image files into massiv Arrays (bsd3, data, data-structures, library)2021-10-231.0.0.1lehins
massiv-persist140.00Compatibility of 'massiv' with 'persist' (array, bsd3, data-structures, library, serialization)2022-07-051.0.0.3lehins
massiv-scheduler (deprecated in favor of scheduler)122.00Work stealing scheduler for Massiv (Массив) and other parallel applications. (bsd3, concurrency, deprecated, library, parallelism)2019-03-270.1.1.0lehins
massiv-serialise182.00Compatibility of 'massiv' with 'serialise' (array, bsd3, data-structures, library, serialization)2021-11-251.0.0.2lehins
massiv-test340.00Library that contains generators, properties and tests for Massiv Array Library. (bsd3, data, data-structures, library, parallelism)2021-08-011.0.0.0lehins
mastermind100.01console mastermind decypher (bsd3, game, program)2010-07-252010.7.25.1PaoloVeronelli
matchable290.02A type class for Matchable Functors. (bsd3, functors, library)2023-03-210.1.2.1viercc
matchable-th120.00Generates Matchable instances using TemplateHaskell (bsd3, functors, library)2023-04-070.2viercc
matchers190.03Text matchers (bsd3, console, library)2015-01-120.24.0.0OmariNorman
math-extras230.00A variety of mathematical utilities (bsd3, library, math, numeric)2020-03-030.1.1.0zliu41
math-grads92.00Library containing graph data structures and graph algorithms (bsd3, graph, library, math)2020-04-020.1.6.7AlexKane
math-interpolate50.00Class for interpolation of values (bsd3, data, library)2019-05-040.1.0.1ThomasEding
math-metric40.00Typeclass for metric spaces (bsd3, data, library)2019-05-040.1.0.1ThomasEding
math-programming70.02A library for formulating and solving math programs. (bsd3, library, math)2023-01-280.5.1prsteele
math-programming-glpk90.00A GLPK backend to the math-programming library. (bsd3, library, math)2023-01-280.5.1prsteele
math-programming-tests70.00Utility functions for testing implementations of the math-programming library. (bsd3, library, math)2023-01-280.5.1prsteele
mathblog110.01A program for creating and managing a static weblog with LaTeX math and diagrams (bsd3, program, web)2015-10-030.6JonathanDaugherty
mathflow60.01Dependently typed tensorflow modeler (bsd3, library, math)2017-08-080.1.0.0junjihashimoto
mathlink190.01Write Mathematica packages in Haskell (bsd3, foreign, library)2009-11-112.0.1.1TracyWadleigh, jfennick
mathlist150.00Math using lists, including FFT and Wavelet (bsd3, education, library, math, numerics)2023-05-220.2.0.0djsamperi
matlab80.01Matlab bindings and interface (bsd3, foreign, library, math, program)2020-07-280.3.0.0DylanSimon, bmsherman, bebarker
matplotlib492.251Bindings to Matplotlib; a Python plotting library (bsd3, graphics, library)2021-11-080.7.7AndreiBarbu
matrices710.010native matrix based on vector (bsd3, data, library)2018-12-210.5.0kaizhang
matrix-as-xyz150.03Read and Display Jones-Faithful notation for spacegroup and planegroup (bsd3, chemistry, library)2020-08-090.1.2.2narumij
matrix-lens70.00Optics for the "matrix" package (bsd3, library, math)2020-07-070.1.0.0lgastako
matrix-market100.01Read and write NIST Matrix Market files (bsd3, library, math, system)2008-04-041.2PatrickPerry
matrix-market-pure210.01Pure and composable reader and writer of the Matrix Market format. (bsd3, library, math)2011-02-210.2SergeyAstanin
matrix-sized90.00Haskell matrix library with interface to C++ linear algebra libraries. (bsd3, library, math)2020-06-220.1.1kaizhang
matrix-static242.01Type-safe matrix operations (bsd3, library, math)2020-02-180.3wchresta
matroid132.00matroid (combinatorial pre-geometries) library (bsd3, combinatorics, library, mathematics, optimization)2021-02-280.0.0.1.1alb
matterhorn1310.01Terminal client for the Mattermost chat system (bsd3, chat, library, program)2024-02-0390000.0.0JonathanDaugherty, KevinQuick
mattermost-api1050.02Client API for Mattermost chat system (bsd3, library, web)2024-02-0390000.0.0JonathanDaugherty, KevinQuick
maxent160.01Compute Maximum Entropy Distributions (bsd3, library, math)2014-10-090.7JonathanFischoff, pash
maximal-cliques212.02Enumerate all maximal cliques of a graph. (algorithms, bsd3, library)2015-03-220.1.1GershomBazerman
maxsharing90.01Maximal sharing of terms in the lambda calculus with letrec (bsd3, compiler, graphs, program)2016-10-171.1JanRochel
maybench150.01Automated benchmarking tool (bsd3, development, library, program)2008-09-060.2.4.1EricKow
mbox152.02Read and write standard mailbox files. (bsd3, data, library, system, text)2017-08-160.3.4GershomBazerman
mbox-tools130.01A collection of tools to process mbox files (bsd3, email, program, utility)2011-10-150.2.0.4NicolasPouillard
mbox-utility200.01List contents of an mbox file containing e-mails (bsd3, console, program)2019-08-040.0.3.1HenningThielemann
mbtiles200.01Haskell MBTiles client. (bsd3, database, library)2017-09-020.6.0.0jmc41493
mcaeson170.00An Aeson parsing toolkit (bsd3, json, library, program, web)2021-04-120.0.0.1ChrisDornan
mcl70.02Bindings to mcl, a generic and fast pairing-based cryptography library (bsd3, crypto, library, math)2017-05-091.0.1arybczak
mcmc-samplers72.01Combinators for MCMC sampling (bsd3, library, machine-learning, math, numeric, statistics)2014-11-100.1.1.1pravnar, z
md570.00MD5 Hash (bsd3, data, library)2024-02-020.1.0.3andrewthad, l3c_amartin
mdo210.01Command-line tool to run a command on each of the items. (bsd3, console, program)2008-08-070.0.1AudreyTang
mealy160.03Mealy machines for processing time-series and ordered data. (algorithm, bsd3, library)2023-12-190.4.4.1tonyday567
mecab60.02A Haskell binding to MeCab (bsd3, library, natural-language-processing)2013-08-200.4.0HideyukiTanaka
mecha200.01A constructive solid geometry (CSG) modeling language. (bsd3, language, library, program)2011-06-110.1.1TomHawkins
mediabus180.02Multimedia streaming on top of Conduit (bsd3, library, media)2017-07-040.4.0.1SvenHeyll
mediabus-fdk-aac70.01Mediabus plugin for the Frauenhofer ISO-14496-3 AAC FDK (bsd3, library, sound)2017-04-240.4.0.0SvenHeyll
mediabus-rtp100.00Receive and Send RTP Packets (audio, bsd3, library, program)2017-07-040.4.0.1SvenHeyll
median-stream280.01Constant-time queries for the median of a stream of numeric data. (bsd3, data, library)2016-11-240.7.0.0jmc41493
mediawiki110.01Interfacing with the MediaWiki API (bsd3, library, program, web)2013-11-200.2.6SigbjornFinne
megalisp50.00lisp parser using mega-parsec (bsd3, library, parser)2020-06-140.0.1KristofBastiaensen
megastore60.00Bulk image or strict bytestring storage (bsd3, data, data-structures, image, library, program)2023-02-270.1.1.1MilesLitteral
meldable-heap200.01Asymptotically optimal, Coq-verified meldable heaps, AKA priority queues (bsd3, data-structures, library)2010-05-232.0.3JimApple
melf110.00An Elf parser (bsd3, data, library, program)2023-04-041.3.0amakarov
mellon-core290.02Control physical access devices (bsd3, library, system)2018-04-030.8.0.7dhess
mellon-gpio220.00GPIO support for mellon (bsd3, library, system)2018-04-030.8.0.7dhess
mellon-web190.00A REST web service for Mellon controllers (bsd3, library, web)2018-04-030.8.0.7dhess
mem-info200.00Print the core memory usage of programs (bsd3, command-line-tools, library, program, system)2024-03-170.3.0.0adetokunbo
membership190.07Indices for type level lists (bsd3, library, type)2021-02-200.0.1FumiakiKinoshita
memcache280.03A memcached client library. (bsd3, database, library)2021-01-170.3.0.1DavidTerei
memexml180.01Library for reading Meme XML output (bioinformatics, bsd3, library)2015-09-110.0.3FlorianEggenhofer
meminfo230.01Library for reading `/proc/meminfo` (bsd3, library, system)2017-03-160.2.0.0lukec
memo-sqlite110.01memoize functions using SQLite3 database (bsd3, database, library)2018-03-140.2ClaudeHeilandAllen
memoize450.010A memoization library (bsd3, data, library)2022-09-161.1.2JesseTov
memory4000.0244memory and related abstraction stuff (bsd3, memory)2022-09-050.18.0VincentHanquez, nicolasdp
memory-cd (deprecated)50.01memory and related abstraction stuff (bsd3, deprecated, memory)2021-12-170.16.0.1ChrisDornan
memorypool50.01basic memory pool outside of haskell heap/GC (bsd3, library, system)2016-08-260.1.0.0lspitzner
menshen (deprecated)90.04Data Validation (bsd3, deprecated, library, web)2019-04-010.0.3leptonyu
merge-bash-history150.00command line utility to merge bash_history (bsd3, library, program, tools)2018-09-170.1.0.1JiriMarsicek
merkle-log160.00Merkle Tree Logs (bsd3, data, library)2023-06-090.2.0larsk
mersenne-random200.09Generate high quality pseudorandom numbers using a SIMD Fast Mersenne Twister (bsd3, library, math, system)2011-06-181.0.0.1DonaldStewart
mersenne-random-pure64610.025Generate high quality pseudorandom numbers purely using a Mersenne Twister (bsd3, library, math, system)2016-08-290.2.2.0BenGamari, DonaldStewart
meta-misc70.01Utility library providing miscellaneous meta-programming utilities. (bsd3, data, generics, language, library, utility)2014-12-020.1.0.3ByronJohnson
meta-par60.02Provides the monad-par interface, but based on modular scheduler "mix-ins". (bsd3, control, library, monads, parallelism)2012-05-040.3RyanNewton
meta-par-accelerate110.01Support for integrated Accelerate computations within Meta-par. (bsd3, library, parallelism)2012-05-140.3.5RyanNewton
metadata210.01metadata library for semantic web (bsd3, data, library, text, web)2016-03-250.4.3.0KatsutoshiItoh
metaplug (deprecated in favor of hint)70.01a tiny ghc api wrapper (bsd3, deprecated, library, unclassified)2007-10-110.1.1AustinSeipp
metar60.01Australian METAR (aviation, bsd3, data, library, program)2019-04-120.0.3TonyMorris, qfpl
metar-http90.00HTTP for METAR (aviation, bsd3, data, library, program)2019-02-070.0.3TonyMorris
method140.01rebindable methods for improving testability (bsd3, control, library)2021-05-070.4.0.0autotaker
metricsd-client50.01Client for the metrics aggregator Metricsd (bsd3, library, metrics, monitoring, network)2014-01-020.1JanVornberger
metro190.08A simple tcp and udp socket server framework (bsd3, framework, library, network)2021-04-090.1.0.5Lupino
metro-socket180.01Socket transport for metro (bsd3, library, web)2021-04-090.1.0.1Lupino
metro-transport-crypto90.00Crypto transport for metro (bsd3, library, web)2020-08-090.1.0.0Lupino
metro-transport-tls60.00TLS transport for metro (bsd3, library, web)2020-08-090.1.0.0Lupino
metro-transport-websockets120.00Websockets transport for metro (bsd3, library, web)2020-08-090.1.0.0Lupino
metro-transport-xor120.00XOR transport for metro (bsd3, library, web)2020-08-090.1.0.0Lupino
metronome60.01Time Synchronized execution. (bsd3, library, system)2016-05-290.1.1PaoloVeronelli
mfsolve882.02Equation solver and calculator à la metafont (bsd3, library, math)2023-07-100.3.2.2BrentYorgey, KristofBastiaensen
miconix-test (deprecated)40.01spam (bsd3, deprecated, program, spam)2018-09-160.2
micro-gateway60.00A Micro service gateway. (bsd3, cloud, faas, gateway, library, network, program, saas)2020-10-101.1.0.1Lupino
micro-recursion-schemes50.04Simple recursion schemes (bsd3, control, library, recursion)2018-05-145.0.2.2
microbench90.01Microbenchmark Haskell code (bsd3, development, library)2008-03-020.1EvanMartin
microc140.00microc compiler (bsd3, compiler, library, program)2017-11-061.0.0.1hurou927
microlens3642.75235A tiny lens library with no dependencies (bsd3, data, lenses, library)2022-12-140.4.13.1Artyom, stevenfontanella
microlens-contra200.02True folds and getters for microlens (bsd3, data, lenses, library)2022-12-140.1.0.3Artyom, stevenfontanella
microlens-each (deprecated in favor of microlens)60.01'each' for microlens (bsd3, data, deprecated, lenses, library)2015-04-190.1.0.0Artyom
microlens-ghc1672.011microlens + array, bytestring, containers, transformers (bsd3, data, lenses, library)2023-10-120.4.14.2Artyom, stevenfontanella
microlens-mtl2040.031microlens support for Reader/Writer/State from mtl (bsd3, data, lenses, library)2022-12-140.2.0.3Artyom, stevenfontanella
microlens-platform1790.038microlens + all batteries included (best for apps) (bsd3, data, lenses, library)2024-01-280.4.3.5Artyom, stevenfontanella
microlens-pro90.00Prisms and isomorphisms for microlens (bsd3, data, lenses, library)2024-02-050.2.0stevenfontanella
microlens-process202.00Micro-optics for the process library (bsd3, library, system)2020-05-300.2.0.2topos
microlens-th3500.080Automatic generation of record lenses for microlens (bsd3, data, lenses, library)2023-09-050.4.3.14Artyom, stevenfontanella
micrologger120.00A super simple logging module. (bsd3, library, web)2017-11-060.5.0.0savannidgerinel
microspec352.01Tiny QuickCheck test library with minimal dependencies (bsd3, library, test, testing)2018-11-100.2.1.3TomMurphy
microstache1282.52Mustache templates for Haskell (bsd3, library, text)2023-01-091.0.2.3phadej
microtimer150.01A tiny library for benchmarking IO actions. (bsd3, library, system)2013-03-230.0.1.2AustinSeipp
midi-alsa230.05Convert between datatypes of the midi and the alsa packages (bsd3, library, music, sound)2013-05-170.2.1HenningThielemann
midi-music-box170.01Convert MIDI file to music box punch tape (bsd3, music, program, sound)2021-11-140.0.1.2HenningThielemann
midi-util150.01Utility functions for processing MIDI files (bsd3, library, music)2019-04-190.2.1mtolly
midimory190.01A Memory-like (Concentration, Pairs, ...) game for tones (bsd3, game, gui, music, program, sound)2024-02-170.0.2.3HenningThielemann
midisurface60.01A control midi surface (bsd3, program, sound)2014-01-070.1.0.0PaoloVeronelli
mig90.05Build lightweight and composable servers (bsd3, library, web)2023-11-290.2.1.0AntonKholomiov
mig-client70.01Build http-clients from API definition for mig servers (bsd3, library, web)2023-11-290.1.1.0AntonKholomiov
mig-extra50.01Extra utils for Mig core library (bsd3, library, web)2023-11-290.1.1.0AntonKholomiov
mig-server60.00Build lightweight and composable servers (bsd3, library, web)2023-11-290.2.1.0AntonKholomiov
mig-swagger-ui70.01Swagger servers for mig library (bsd3, library, web)2023-11-050.1.0.1AntonKholomiov
mig-wai80.01Render mig-servers as wai-applications (bsd3, library, web)2023-11-290.1.1.0AntonKholomiov
mighttpd110.01Simple Web Server in Haskell (bsd3, network, program)2010-11-290.4.3KazuYamamoto
mighttpd21380.01High performance web server on WAI/warp (bsd3, library, network, program, web)2024-02-134.0.5KazuYamamoto
migrant-core180.04Semi-automatic database schema migrations (bsd3, database, library)2022-11-100.1.0.3TobiasDammers
migrant-hdbc60.00Semi-automatic database schema migrations (bsd3, database, library)2022-11-100.1.0.3TobiasDammers
migrant-postgresql-simple60.00Semi-automatic database schema migrations (bsd3, database, library)2022-11-100.1.0.3TobiasDammers
migrant-sqlite-simple130.00Semi-automatic database schema migrations (bsd3, database, library)2022-11-100.1.0.3TobiasDammers
miku210.02A minimum web dev DSL (bsd3, library, web)2016-03-162016.3.17JinjingWang
milena260.07A Kafka client for Haskell. (bsd3, library, network)2019-09-080.5.4.0adamflott, tylerholien
mime412.014Working with MIME types. (bsd3, codec, library)2015-04-150.4.0.2DonaldStewart, IavorDiatchki, SigbjornFinne
min-max-pqueue180.00Double-ended priority queues. (bsd3, data-structures, library)2020-06-250.1.0.2zliu41
minecraft90.00TBA (bsd3, data, library)2019-07-110.0.0.0chessai, goolord
minecraft-data50.01a DSL for generating minecraft commands and levels (bsd3, game, library, minecraft)2019-07-270.1.0.1JeremyShaw
minesweeper240.01Minesweeper game which is always solvable without guessing (bsd3, game, program)2014-07-060.9.2.1PeterDivianszky
minicurl40.00Minimal bindings to libcurl (bsd3, library, network)2023-01-300phadej
minimorph462.04English spelling functions with an emphasis on simplicity. (bsd3, library, natural-language-processing)2022-07-030.3.0.1EricKow, MikolajKonarski
minimung60.01Shows how to run grabber on Mac OS X (bsd3, foreign, graphics, program)2010-02-200.1YakovZaytsev
minions60.01A fast parallel ssh tool (bsd3, network, program)2012-11-150.2.0.0JasonHickner
minioperational (deprecated in favor of monad-skeleton)200.05fast and simple operational monad (bsd3, control, deprecated, library)2015-01-260.4.9FumiakiKinoshita
minirotate140.01Minimalistic file rotation utility (bsd3, program, utils)2010-03-020.1.2.2KrzysztofSkrzetnicki
minisat390.06A Haskell bundle of the Minisat SAT solver (bsd3, library, logic)2021-02-230.1.3JeroenBransen
ministg80.01an interpreter for an operational semantics for the STG machine. (bsd3, language, program)2012-04-100.3BerniePope
minitypeset-opengl220.00Layout and render text with TrueType fonts using OpenGL (bsd3, graphics, library)2019-05-020.3.0.0BalazsKomuves
miniutter452.02Simple English clause creation from arbitrary words (bsd3, library, natural-language-processing)2022-07-030.5.1.2MikolajKonarski
mintty1040.06A reliable way to detect the presence of a MinTTY console on Windows (bsd3, library, system)2022-06-300.1.4ryanglscott
mismi-core60.01AWS Library (aws, bsd3, library)2018-12-270.0.3nhibberd
mismi-kernel190.01AWS Library (aws, bsd3, library)2018-12-270.0.3nhibberd
mismi-p100.04A commmon prelude for the mismi project. (bsd3, library, prelude)2018-12-270.0.3nhibberd
mismi-s350.00AWS Library (aws, bsd3, library)2018-12-270.0.3nhibberd
mismi-s3-core200.01AWS Library (aws, bsd3, library)2018-12-270.0.3nhibberd
miso872.255A tasty Haskell front-end framework (bsd3, data-structures, library, miso, web)2022-09-091.8.3.0DavidJohnson
miso-action-logger50.00Miso state transition logger (bsd3, library, web)2019-06-270.1.0.1SviatChumakov
miso-examples110.00A tasty Haskell front-end framework (bsd3, data-structures, miso, web)2021-12-211.8.1.0DavidJohnson
miso-from-html80.00Convert HTML to miso View syntax (bsd3, program, web)2020-05-270.2.0.0DavidJohnson
miss40.01A Haskell git implimentation (bsd3, development, git, library)2018-12-300AlecHeller, davean
miss-porcelain40.00Useability extras built on top of miss. (bsd3, development, git, library)2018-12-300AlecHeller, davean
missing-foreign160.04Convenience functions for FFI work (bsd3, ffi, library)2011-04-030.1.1JasonDagit
mix-arrows90.01Mixing effects of one arrow into another one (bsd3, control, library)2012-02-061.2MiguelMitrofanov
mixed-types-num500.07Alternative Prelude with numeric and logic expressions typed bottom-up (bsd3, library, math)2023-08-140.5.12MichalKonecny
mlist (deprecated in favor of List)80.02Monadic List alternative to lazy I/O (bsd3, data, deprecated, library)2009-05-020.0.2EyalLotem
mltool142.02Machine Learning Toolbox (bsd3, library, math)2018-06-100.2.0.1aignatyev, aignatyev17
mmap1342.035Memory mapped files for POSIX and Windows (bsd3, library, system)2013-09-050.5.9GracjanPolak, andrewthad, chessai
mmark612.04Strict markdown processor for writers (bsd3, library, text)2022-04-030.0.7.6mrkkrp
mmark-cli150.01Command line interface to the MMark markdown processor (bsd3, cli, program, text)2024-01-010.0.5.2mrkkrp
mmark-ext220.02Commonly useful extensions for the MMark markdown processor (bsd3, library, text)2022-04-030.2.1.5mrkkrp
mmorph3022.5133Monad morphisms (bsd3, control, library)2021-07-161.2.0GabrielGonzalez
mmtf90.01Macromolecular Transmission Format implementation (bioinformatics, bsd3, library)2019-02-100.1.3.1zmactep
mmtl40.04Modular Monad transformer library (bsd3, control, library)2008-09-300.1MauroJaskelioff
mmtl-base (deprecated)40.01MonadBase type-class for mmtl (bsd3, control, deprecated, library)2011-12-1315321.1
mnist-idx-conduit192.01conduit utilities for MNIST IDX files (bsd3, data, data-mining, data-science, library, machine-learning)2021-05-140.4.0.0ocramz
moan70.02Language-agnostic analyzer for positional morphosyntactic tags (bsd3, library, natural-language-processing)2014-12-190.2.0.2vjeranc
mock-time40.00Mock time in tests (bsd3, library, test)2020-12-010.1.0luntain
modbus-tcp300.01Communicate with Modbus devices over TCP (bsd3, library, system)2017-02-170.5RoelVanDijk
model310.01Derive a model of a data type using Generics (bsd3, data, generics, library, reflection)2019-05-290.5PasqualinoAssini
modelicaparser40.01A parser for the modelica language (bsd3, language, library)2014-04-030.1.0.0fphh
modern-uri1652.2527Modern library for working with URIs (bsd3, library, text)2023-08-180.3.6.1HerbertValerioRiedel, mrkkrp
modsplit80.01Haskell source splitter driven by special comments. (bsd3, library, program, utils)2009-09-050.2.1DmitryGolubovsky
modular240.01Type-safe modular arithmetic (bsd3, library, math)2018-11-050.1.0.8pgujjula
modular-arithmetic402.255A type for integers modulo some constant. (bsd3, library, math)2023-06-082.0.0.3TikhonJelvis
module-management250.01Clean up module imports, split and merge modules (bsd3, development, editor, haskell, ide, library, program, refactoring)2016-05-010.21DavidFox
modulespection180.02Template Haskell for introspecting a module's declarations (bsd3, language, library)2015-02-020.1.2.2JonathanFischoff
moe210.03html with style (bsd3, library, web)2015-05-032015.5.4JinjingWang
moffy110.03Monadic Functional Reactive Programming (bsd3, control, library)2023-12-050.1.1.0YoshikuniJujo
moffy-samples130.00Samples of moffy (bsd3, control, library)2024-01-040.1.0.3YoshikuniJujo
moffy-samples-events160.03Events for sample codes of moffy (bsd3, control, library)2024-01-040.2.2.5YoshikuniJujo
moffy-samples-gtk380.00Sample executables of moffy - GTK3 version (bsd3, control, program)2023-12-200.1.0.0YoshikuniJujo
moffy-samples-gtk3-run160.00Package to run moffy samples - GTK3 version (bsd3, control, library, program)2023-12-210.1.0.7YoshikuniJujo
moffy-samples-gtk470.00Sample executables of moffy - GTK4 version (bsd3, control, program)2023-12-120.1.0.1YoshikuniJujo
moffy-samples-gtk4-run90.00Package to run moffy samples - Gtk4 version (bsd3, control, library)2023-12-190.2.1.3YoshikuniJujo
mohws210.01Modular Haskell Web Server (bsd3, library, program, web)2023-01-150.2.1.9GwernBranwen, HenningThielemann
mollie-api-haskell120.01Mollie API client for Haskell http://www.mollie.com (bsd3, library, web)2019-10-072.0.0.0matsrietdijk, tolgapaksoy
monad-abort-fd180.02A better error monad transformer (bsd3, control, library)2023-05-090.7.0.1MikhailVorozhtsov
monad-atom130.03Monadically convert object to unique integers and back. (bsd3, control, library)2012-03-160.4.1GrzegorzChrupala
monad-atom-simple50.01Monadically map objects to unique ints. (bsd3, control, library)2012-02-230.0.2GrzegorzChrupala
monad-batcher70.01An applicative monad that batches commands for later more efficient execution (bsd3, control, library)2017-04-290.0.0.0BasVanDijk
monad-bool (deprecated)80.01This package has been removed. (bsd3, control, deprecated, library)2013-01-280.2.0JohnWiegley
monad-chronicle230.00These as a transformer, ChronicleT (bsd3, control, library, these)2022-05-201.0.1phadej
monad-classes-logging100.01monad-classes based typeclass for Ollie's logging-effect LoggingT (bsd3, library, unclassified)2017-03-100.1.0.0edwardgeorge
monad-codec170.07Monadic conversion between complex data structures and unique integers (bsd3, control, library)2019-11-300.2.1JakubWaszczuk
monad-control3112.0544Lift control operations, like exception catching, through monad transformers (bsd3, control, library)2021-08-021.0.3.1BasVanDijk, phadej
monad-control-aligned200.010Lift control operations, like exception catching, through monad transformers (bsd3, control, library)2023-10-020.0.2.1athanclark
monad-control-identity220.02Stronger classes than monad-control (bsd3, control, library)2022-03-310.2.0.0jumper149
monad-dijkstra1630.02A monad transformer for weighted graph searches (bsd3, control, library, monads)2023-12-180.1.1.5ecramer
monad-extras520.09Extra utility functions for working with monads (bsd3, control, library)2017-02-100.6.0JohnWiegley
monad-finally200.01Guard monadic computations with cleanup actions (bsd3, control, library)2023-05-090.1.2.1MikhailVorozhtsov
monad-http30.01A class of monads which can do http requests (bsd3, library, web)2015-12-250.1.0.0phadej
monad-interleave150.02Monads with an unsaveInterleaveIO-like operation. (bsd3, library, monads)2022-11-220.2.0.1PatrickPerry, SergeyVinokurov
monad-introspect70.00A reader monad that gives the environment access to the entire transformer stack (bsd3, control, library)2020-08-100.1.0.0mniip
monad-journal430.03Pure logger typeclass and monad transformer (bsd3, control, library)2017-11-250.8.1DimitriSabadie
monad-logger-extras110.02Utilities for composing loggers, coloring output, plus a few orphan instances. (bsd3, library, program, system)2020-12-010.1.1.1abrar
monad-lrs (deprecated)60.01a monad to calculate linear recursive sequence (bsd3, deprecated, library, math)2012-03-040.0.2.1BinJin
monad-memo612.02Memoization monad transformer (bsd3, control, library, monad)2022-01-030.5.4EduardSergeev
monad-mersenne-random42.55An efficient random generator monad, based on the Mersenne Twister (bsd3, control, library)2010-07-140.1DonaldStewart
monad-metrics-extensible102.00An extensible and type-safe wrapper around EKG metrics (bsd3, library, web)2021-02-010.1.1.00xd34df00d
monad-ox190.03Monad for observation extraction (bsd3, control, library, natural-language-processing)2013-04-060.3.0JakubWaszczuk
monad-par1042.2517A library for parallel programming based on a monad (bsd3, control, library, monads, parallelism)2023-09-280.3.6OliverCharles, RyanNewton, SimonMarlow
monad-par-extras600.05Combinators and extra features for Par monads (bsd3, control, library, monads, parallelism)2013-07-120.3.3RyanNewton
monad-parallel860.020Parallel execution of monadic computations (bsd3, control, library, monads)2022-03-220.8MarioBlazevic
monad-param (deprecated in favor of indexed)110.01Parameterized monads (bsd3, control, deprecated, library)2011-01-150.0.4DominiqueDevriese, EdwardKmett
monad-peel300.019Lift control operations like exception catching through monad transformers (bsd3, control, library)2023-08-100.3AndersKaseorg, SergeyAlirzaev
monad-primitive130.09Type class for monad transformers stack with pirimitive base monad. (bsd3, data, library)2013-03-010.1AlexeyKhudyakov
monad-products202.03Monad products (bsd3, control, library, monads)2016-01-174.0.1EdwardKmett
monad-ran60.01Fast monads and monad transformers (bsd3, control, library, monads)2009-05-060.1.0EdwardKmett, JosefSvenningsson
monad-resumption270.01Resumption and reactive resumption monads for Haskell. (bsd3, control, library)2019-09-300.1.4.0AdamProcter, IanGraves
monad-skeleton350.06Monads of program skeleta (bsd3, control, library, monads)2021-11-300.2FumiakiKinoshita
monad-st220.05Provides a MonadST class (bsd3, control, library, monads)2017-06-260.2.4.1EdwardKmett
monad-state60.02Utility library for monads, particularly those involving state. (bsd3, control, data, library, monads)2014-12-020.2.0.3ByronJohnson
monad-statevar60.01Concise, overloaded accessors for IORef, STRef, TVar (bsd3, data, library)2013-02-110.1JoeyAdams
monad-stlike-io60.02ST-like monad capturing variables to regions and supporting IO. (bsd3, library, monadic-regions, monads)2010-12-060.2.2TaruKarttunen
monad-stlike-stm60.01ST-like monad capturing variables to regions and supporting STM. (bsd3, library, monadic-regions, monads)2010-02-030.1.1TaruKarttunen
monad-stm200.06MonadSTM class analogous to MonadIO (bsd3, control, library)2013-04-070.1.0.2MiguelMitrofanov
monad-task60.02A monad transformer that turns event processing into co-routine programming. (bsd3, control, library)2018-01-040.2.0PaulLiu
monad-time1002.015Type class for monads which carry the notion of the current time. (bsd3, control, library)2022-07-050.4.0.0GracjanPolak, MikhailGlushenkov, arybczak, trin_cz, jonathanjouty
monad-tx60.01A transactional state monad. (bsd3, control, library, monads)2009-04-060.0.1MattMorrow
monad-var200.01Generic operations over variables (bsd3, library, unclassified)2021-03-060.2.2.0effectfully
monad-wrap80.01Wrap functions such as catch around different monads (bsd3, control, library)2013-04-270.1DavidMazieres
monadIO180.011Overloading of concurrency variables (bsd3, concurrency, library)2018-10-030.11.1.0ThomasDuBuisson, TrevorElliott
monadLib652.2528A collection of monad transformers. (bsd3, library, monads)2022-03-073.10.1IavorDiatchki, IsaacJones
monadLib-compose50.02Arrow-like monad composition for monadLib. (bsd3, control, library, monads)2010-10-200.2AristidBreitkreuz
monadacme70.01The Acme and AcmeT monads (acme, bsd3, library)2019-03-260.1.0.0ThomasEding
monadcryptorandom330.07A monad for using CryptoRandomGen (bsd3, control, cryptography, library)2018-04-110.7.2.1ThomasDuBuisson
monadic-arrays220.01Boxed and unboxed arrays for monad transformers (bsd3, data-structures, library)2016-01-170.2.2EdwardKmett
monadic-recursion-schemes490.00Recursion Schemes for Monadic version. (bsd3, control, library, monad, recursion)2023-04-190.1.13.2KatsutoshiItoh
monadiccp270.04Constraint Programming (bsd3, control, library)2018-05-090.7.7MaikRiechert, PieterWuille, TomSchrijvers
monadiccp-gecode80.01Constraint Programming (bsd3, control, library)2018-05-300.1.3JanTikovsky
monadio-unwrappable230.01Reversibly allow monad transformer stacks to run in IO (bsd3, control, library)2012-06-180.3AndrewMiller
monadlist270.04Monadic versions of list functions (bsd3, control, library)2011-10-080.0.2ThomasEding
monadoid200.01A monoid for monads (bsd3, library, unclassified)2018-11-270.0.3athanclark
monadplus310.09Haskell98 partial maps and filters over MonadPlus. (bsd3, control, library)2023-01-061.4.3HansHoglund, OliverCharles
monads-fd (deprecated in favor of mtl)150.041Monad classes, using functional dependencies (bsd3, control, deprecated, library)2010-11-070.2.0.0RossPaterson
monads-tf910.075Monad classes, using type families (bsd3, control, library)2023-07-100.3.0.1RossPaterson, chris_martin
monadtransform90.01A type-class for transforming monads (homomorphism) in a transformer (bsd3, development, library)2012-09-260.0.2TonyMorris
monarch190.01Monadic interface for TokyoTyrant. (bsd3, database, library)2013-09-240.10.0.0NoriyukiOhkawa
monetdb-mapi70.01Mid-level bindings for the MonetDB API (mapi) (bsd3, database, library)2018-12-150.1.0.2muesli4
mono-foldable (deprecated in favor of mono-traversable)90.01Folds for monomorphic containers (bsd3, data, deprecated, library)2013-09-110.1.0.2JohnLato
mono-traversable-keys180.01Type-classes for interacting with monomorphic containers with a key (bsd3, containers, data, data-structures, library)2023-05-050.3.0recursion_ninja
monoid-extras1480.015Various extra monoid-related definitions and utilities (bsd3, data, library)2022-12-200.6.2BrentYorgey, RyanYates, jeffreyrosenbluth, bergey
monoid-map70.00A monoidal map with the right group instance (bsd3, data, library)2022-12-110.2.0.0abrar
monoid-owns (deprecated in favor of air)30.03a practical monoid implementation (bsd3, deprecated, library, web)2010-05-292010.5.29JinjingWang
monoid-record160.02Support for modifying record fields of monoidal type (bsd3, data, library)2009-04-200.1RobinGreen
monoid-statistics210.02Monoids for calculation of statistics of sample (bsd3, library, statistics)2023-10-161.1.5AlexeyKhudyakov
monoid-subclasses2842.024Subclasses of Monoid (algebra, bsd3, data, library, text)2023-10-191.2.4.1MarioBlazevic
monoid-transformer240.03Monoid counterparts to some ubiquitous monad transformers (bsd3, data, library)2018-02-160.0.4HenningThielemann
monoidal-containers2090.012Containers with monoidal accumulation (bsd3, data, library)2023-03-260.6.4.0BenGamari, OliverCharles, mpickering, abrar
monoids (deprecated in favor of reducers)330.02Deprecated: Use 'reducers' (bsd3, data, deprecated, library, math, numerical)2012-02-090.3.2DanielWagner, EdwardKmett
monomer612.252A GUI library for writing native Haskell applications. (bsd3, gui, library, program)2024-01-081.6.0.1fjvallarino
monomorphic (deprecated in favor of singletons)170.05Library to convert polymorphic datatypes to/from its monomorphic represetation (bsd3, data, deprecated, library)2015-05-190.0.3.3HiromiIshii
monopati70.01Well-typed paths (bsd3, library, system)2018-11-220.1.4iokasimovmt
montage40.01Riak Resolution Proxy (bsd3, library, network)2012-10-290.1.1ErinDahlgren
montage-client40.01Riak Resolution Proxy Client (bsd3, library, network)2012-10-290.1.1ErinDahlgren
monte-carlo140.01A monad and transformer for Monte Carlo calculations. (bsd3, library, math)2017-09-150.6.2PatrickPerry
months40.00MonthName (bsd3, data, library, time)2021-03-110.2phadej
monus50.00a 'Monus' is a commutative monoid that allows a notion of substraction. (bsd3, data, library)2018-10-190.2.0.0chessai
moo192.02Genetic algorithm library (ai, algorithms, bsd3, library, optimisation, optimization)2018-11-131.2SergeyAstanin
moo-nad50.00Invocation helpers for the ReaderT-record-of-functions style. (bsd3, control, library)2021-05-230.1.0.2DanielDiazCarrete
more-extensible-effects152.01Initial project template from stack (bsd3, control, library)2017-01-290.1.0.4qzchenwl
morfette150.01A tool for supervised learning of morphology (bsd3, natural-language-processing, program)2018-09-180.4.7GrzegorzChrupala
morfeusz82.02Bindings to the morphological analyser Morfeusz (bsd3, library, natural-language-processing)2012-10-190.4.2JakubWaszczuk
morph132.00A simple database migrator for PostgreSQL (bsd3, database, library, program)2021-08-290.2.0.0thoferon
morpheus-graphql-cli40.00Morpheus GraphQL CLI (bsd3, cli, graphql, program, web)2019-11-010.1.0nalchevanidze
morpheus-graphql-code-gen460.02Morpheus GraphQL CLI (bsd3, cli, graphql, library, program, web)2023-04-270.27.3nalchevanidze
morpheus-graphql-code-gen-utils340.02Morpheus GraphQL CLI (bsd3, cli, graphql, library, web)2023-04-270.27.3nalchevanidze
morte402.252A bare-bones calculus of constructions (bsd3, compiler, library, program)2019-11-031.7.2GabrielGonzalez
mosaico-lib50.01Generación interactiva de mosaicos (bsd3, graphics, library)2015-05-110.1.1.0mgomezch
mosquitto-hs (deprecated)130.01Mosquitto client library bindings (bsd3, deprecated, library, network, web)2017-03-040.1.0.0anishray
movie-monad82.01Plays videos using GStreamer and GTK+. (application, bsd3, multimedia, multimedia-player, program, video)2018-04-080.0.5.0lettier
mpdmate40.01MPD/PowerMate executable (bsd3, program, system)2008-02-240.1GwernBranwen
mpg123-bindings140.01Mpg132 bindings (bsd3, codec, library)2017-05-010.1.0.0pakanek
mplayer-spot140.00Save your spot when watching movies with @mplayer@. (bsd3, library, program, text)2020-02-110.1.0.0cdepillabout
mprelude50.01A minimalish prelude. (bsd3, library, prelude)2020-11-200.2.1mbj
mpretty50.01a monadic, extensible pretty printing library (bsd3, library, text)2013-08-020.1.0.0DavidDarais
mprover50.01Simple equational reasoning for a Haskell-ish language (bsd3, program, theorem-provers)2011-12-150.0.0.0AdamProcter
mps (deprecated in favor of air)440.017simply oo (bsd3, deprecated, development, library)2010-11-282010.11.28JinjingWang
mrm30.01Modular Refiable Matching, first-class matches (bsd3, data, library)2016-03-070.1.0.0suhorng
ms-auth90.00Microsoft Authentication API (bsd3, library, web)2023-08-110.4.0.0ocramz
ms-azure-api250.00Microsoft Azure API (bsd3, library, web)2023-08-110.6.0.1ocramz
ms-graph-api260.00Microsoft Graph API (bsd3, library, web)2023-07-060.11.0.0ocramz
ms-tds250.01TDS Protocol implemented in Haskell (bsd3, database, library)2022-01-130.4.0.2tkmsm
msgpack540.013A Haskell implementation of MessagePack (bsd3, data, library)2019-03-271.0.1.0HerbertValerioRiedel, HideyukiTanaka
msgpack-aeson50.01Aeson adapter for MessagePack (bsd3, data, library)2015-04-040.1.0.0HerbertValerioRiedel, HideyukiTanaka
msgpack-arbitrary120.01A Haskell implementation of MessagePack. (bsd3, data, library)2022-02-150.1.3iphydf
msgpack-binary140.02A Haskell implementation of MessagePack (bsd3, data, library, program)2022-02-140.0.16iphydf
msgpack-idl120.01An IDL Compiler for MessagePack (bsd3, language, library, program)2013-01-300.2.1HerbertValerioRiedel, HideyukiTanaka
msgpack-persist50.00A Haskell implementation of MessagePack (bsd3, data, library, program)2022-02-140.0.15iphydf
msgpack-rpc410.01A MessagePack-RPC Implementation (bsd3, library, network)2015-04-041.0.0HerbertValerioRiedel, HideyukiTanaka
msgpack-rpc-conduit50.01A MessagePack-RPC Implementation (bsd3, data, library)2022-02-120.0.7iphydf
msgpack-testsuite60.00A Haskell implementation of MessagePack (bsd3, data, library)2022-02-150.1.0iphydf
msgpack-types230.05A Haskell implementation of MessagePack. (bsd3, data, library)2022-02-150.3.2iphydf
msi-kb-backlit40.01A command line tool to change backlit colors of your MSI keyboards (bsd3, program, system)2015-06-200.1.0.1DimitriSabadie
mssql-simple340.00SQL Server client library implemented in Haskell (bsd3, database, library)2023-04-020.6.0.4tkmsm
mstate190.02MState: A consistent State monad for concurrent applications. (bsd3, concurrency, library, monads)2023-10-260.2.10NilsSchweinsberg
mtgoxapi70.01Library to communicate with Mt.Gox (bsd3, library, network)2014-01-030.5.0.2JanVornberger
mtl2462.754017Monad classes for transformers, using functional dependencies (bsd3, control, library)2022-10-312.3.1DonaldStewart, EdwardKmett, HerbertValerioRiedel, IanLynagh, RossPaterson, ryanglscott, chessai, topos
mtl-c50.01Very strict CPS'd transformers (bsd3, library, monads)2016-11-110.1.1FumiakiKinoshita
mtl-compat1532.029Backported Control.Monad.Except module from mtl (bsd3, compatibility, library)2019-04-280.2.2ryanglscott
mtl-extras (deprecated in favor of transformers-lift)70.01Higher order versions of MTL classes (bsd3, control, deprecated, library)2016-08-120.1int_index
mtl-tf60.01Monad Transformer Library with Type Families (bsd3, control, library)2018-01-230.2.1.0TrevorElliott
mtl-unleashed180.02MTL classes without the functional dependency (bsd3, control, library)2015-11-110.6.1DavidFox
mtlx210.01Monad transformer library with type indexes, providing 'free' copies. (bsd3, control, library)2012-10-150.1.6MarkSnyder
mud40.00Multi-version deployer for web applications (bsd3, library, program, unclassified)2017-02-270.1.0.0thoferon
mueval520.05Safely evaluate pure Haskell expressions (bsd3, development, language, library, program)2023-12-040.9.4ChrisDone, GwernBranwen, ncfavier, TerenceNg03
multext-east-msd150.01MULTEXT-East morphosyntactic descriptors (bsd3, library, natural-language-processing)2013-08-300.1.0.4JanSnajder
multi-containers340.00A few multimap variants. (bsd3, data-structures, library)2021-07-090.2zliu41
multiaddr50.01A network address format (bsd3, library, network)2016-02-260.3.0MicxjoFunkcio
multiarg420.03Command lines for options that take multiple arguments (bsd3, console, library, parsing)2015-09-100.30.0.10OmariNorman
multibase60.03Self-identifying base encodings, implementation of <https://github.com/multiformats/multihash> (bsd3, data, library)2021-01-120.1.2KimAltintop, jkarni
multicurryable80.00Uncurry functions with multiple arguments. (bsd3, data, library)2023-05-220.1.1.0DanielDiazCarrete
multifile230.01create many files from one (bsd3, program, text)2019-05-220.1.0.7AlanHawkins
multifocal60.01Bidirectional Two-level Transformation of XML Schemas (bsd3, generics, library, program)2012-01-260.0.1HugoPacheco
multihash62.02Multihash library and CLI executable (bsd3, data, library, program)2015-08-210.1.2LukeHoersten
multihash-cryptonite70.03Self-identifying hashes, implementation of <https://github.com/multiformats/multihash> (bsd3, data, library)2019-05-230.1.0.0KimAltintop, jkarni
multihash-serialise30.00CBOR encoding of multihashes (bsd3, codec, library)2019-05-230.1.0.0KimAltintop, jkarni
multihashmap70.01hashmap from keys to hashsets (bsd3, data, library)2018-06-130.1.0.0chessai
multilinear141.51Comprehensive and efficient (multi)linear algebra implementation. (bsd3, library, machine-learning)2018-11-250.5.0.0ArturB
multilinear-io111.751Conduit-based input/output capability for multilinear package. (bsd3, library, machine-learning)2018-11-250.5.0.0ArturB
multipart490.04Parsers for the HTTP multipart format (bsd3, library, network)2020-10-180.2.1AdamBergmark, ErikHesselink
multipart-names130.01Handling of multipart names in various casing styles (bsd3, data, library)2015-04-020.0.1nedervold
multipass50.01Folding data with multiple named passes (bsd3, control, library)2013-01-270.1.0.2EdwardKmett
multiplicity40.01Wrapper program for duplicity, adding config files (backup, bsd3, program)2009-02-060.1.0DinoMorelli
multipool120.03Generalized system for reading and writing to distributed systems that have primary/replica topologies. (bsd3, database, library)2019-04-100.2.0.0IanDuncan
multipool-persistent100.01Read and write from appropriate persistent sql instances in replicated environments. (bsd3, database, library)2019-04-100.2.0.0IanDuncan
multipool-persistent-postgresql110.01Read and write appropriately from both master and replicated postgresql instances. (bsd3, database, library)2019-04-100.2.0.0IanDuncan
multipool-postgresql-simple140.00 (bsd3, library, unclassified)2019-04-100.2.0.0IanDuncan
multiprocess140.00Multiprocess architecture library (bsd3, development, library)2019-04-290.0.0ChrisDone
multirec262.258Generic programming for families of recursive datatypes (bsd3, generics, library)2018-11-120.7.9AndresLoeh, JosePedroMagalhaes
multirec-alt-deriver80.01Alternative multirec instances deriver (bsd3, generics, library, template-haskell)2010-11-290.1.3DanielSchuessler
multirec-binary40.01Generic Data.Binary instances using MultiRec. (bsd3, data, generics, library)2009-05-250.0.1SebastiaanVisser
multiset1170.021The Data.MultiSet container type (bsd3, data-structures, library)2019-12-150.3.4.3TwanVanLaarhoven
multiset-comb280.03Combinatorial algorithms over multisets (bsd3, library, math)2023-02-270.2.4.2BrentYorgey
multisetrewrite90.02Multi-set rewrite rules with guards and a parallel execution scheme (bsd3, concurrency, library)2010-03-070.6MartinSulzmann
multistate640.06like mtl's ReaderT / WriterT / StateT, but more than one contained value/type. (bsd3, control, library)2022-01-240.8.0.4lspitzner, fozworth, dukerutledge
multivariant50.00Multivariant assignments generation language (bsd3, library, program, test)2017-01-310.1.0.1MZiatdinov
multivector (deprecated)40.01Vectors of packed tuples (bsd3, data, deprecated, library)2018-05-050.1.0.0
muon150.01Static blog generator (bsd3, program, web)2014-08-110.1.0.8kaashif
murmur50.00Simple CUI Twitter Client. (bsd3, library, program, web)2016-04-060.0.0.2outoftune
murmur-hash1370.012MurmurHash2 implementation for Haskell. (bsd3, data, digest, library)2021-10-310.1.0.10AndreasAbel, ThomasSchilling
mushu70.01Minimalist MPD client (bsd3, program, sound)2017-04-010.1.1elaye
music-articulation220.04Abstract representation of musical articulation. (bsd3, library, music)2015-06-301.9.0HansHoglund
music-diatonic170.02Implementation of basic western musical theory objects. (bsd3, library, music)2017-01-150.1.2AlanHawkins, PatrickLeBoutillier
music-dynamics150.05Abstract representation of musical dynamics. (bsd3, library, music)2015-06-301.9.0HansHoglund
music-dynamics-literal170.07Overloaded dynamics literals. (bsd3, library, music)2015-06-301.9.0HansHoglund
music-graphics110.01Diagrams-based visualization of musical data structures. (bsd3, library, music)2014-12-151.8.1HansHoglund
music-parts190.04Musical instruments, parts and playing techniques. (bsd3, library, music)2015-06-301.9.0HansHoglund
music-pitch180.06Musical pitch representation. (bsd3, library, music)2015-06-301.9.0HansHoglund
music-pitch-literal180.08Overloaded pitch literals. (bsd3, library, music)2015-06-301.9.0HansHoglund
music-preludes200.05Some useful preludes for the Music Suite. (bsd3, library, music, program)2015-06-301.9.0HansHoglund
music-score210.05Musical score and part representation. (bsd3, library, music)2015-06-301.9.0HansHoglund
music-sibelius160.01Interaction with Sibelius. (bsd3, library, music)2015-06-301.9.0HansHoglund
music-suite120.01A set of libraries for composition, analysis and manipulation of music. (bsd3, library, music)2015-06-301.9.0HansHoglund
music-util240.01Utility for developing the Music Suite. (bsd3, program, unclassified)2014-08-150.17HansHoglund
musicw130.00Sound synthesis library, to be used with GHCJS and Web Audio API (bsd3, library, web)2022-03-230.3.10dktr0
musicxml70.02MusicXML format encoded as Haskell type and functions of reading and writting. (bsd3, library, music, text, xml)2009-08-040.1.2SamuelSilva
musicxml2170.04A representation of the MusicXML format. (bsd3, library, music)2015-06-301.9.0HansHoglund
mustache1272.09A mustache template parser library. (bsd3, development, library, program)2023-04-302.4.2justus
mutable180.00Automatic piecewise-mutable references for your types (bsd3, data, library)2020-07-100.2.2.0jle
mutable-iter (deprecated)170.02iteratees based upon mutable buffers (bsd3, data, deprecated, library)2011-04-300.6.1JohnLato
mvc170.03Model-view-controller (bsd3, concurrency, control, library)2018-08-191.1.7GabrielGonzalez
mvc-updates100.01Concurrent and combinable updates (bsd3, concurrency, control, library)2014-09-231.2.0GabrielGonzalez
mvclient90.01Client library for metaverse systems like Second Life (bsd3, library, network)2011-03-310.4ChrisSmith
mwc-probability-transition (deprecated)250.01A Markov stochastic transition operator with logging (bsd3, deprecated, library, numeric, random, science, scientific-simulation, statistical-modeling, statistics)2018-05-230.4ocramz
mwc-random2712.0123Fast, high quality pseudo random number generation (bsd3, library, math, statistics)2021-08-150.15.0.2AlexeyKhudyakov, BryanOSullivan
mwc-random-accelerate140.01Generate Accelerate arrays filled with high quality pseudorandom numbers (accelerate, bsd3, data, library)2020-08-280.2.0.0TrevorMcDonell
mwc-random-monad302.04Monadic interface for mwc-random (bsd3, library, math, statistics)2015-05-200.7.3.1AlexeyKhudyakov
mx-state-codes130.00ISO 3166-2:MX State Codes and Names (bsd3, data, library)2019-11-221.0.0.0lysergia
mxnet-dataiter (deprecated in favor of fei-dataiter)50.01mxnet dataiters (ai, bsd3, deprecated, library, machine-learning)2018-05-030.1.0.0JiasenWu
mxnet-nn (deprecated in favor of fei-nn)70.01Train a neural network with MXNet in Haskell. (ai, bsd3, deprecated, library, machine-learning, program)2018-05-030.0.1.3JiasenWu
my-package-testing (deprecated)30.01spam (bsd3, deprecated, library, web)2018-02-221.0.6
my-test-docs (deprecated)00.01spam (authentication, bsd3, deprecated, library, servant, web)2018-02-221.0.12
myTestlll (deprecated)40.01None (bsd3, deprecated, library, unclassified)2015-01-111.0.0MarkSantolucito
myers-diff130.00 (bsd3, library, unclassified)2023-11-120.3.0.0thomasjm
mysnapsession120.01Sessions and continuations for Snap web apps (bsd3, library, web)2011-10-090.4.1ChrisSmith
mysnapsession-example90.01Example projects using mysnapsession (bsd3, program, web)2011-02-140.4ChrisSmith
mysql610.014A low-level MySQL client library. (bsd3, database, library)2021-10-200.2.1BryanOSullivan, paulrouse
mysql-haskell552.58pure haskell MySQL driver (bsd3, database, library)2024-02-161.1.4winterland, Jappie
mysql-haskell-nem80.01Adds a interface like mysql-simple to mysql-haskell. (bsd3, database, library)2016-12-180.1.0.0lorenzo
mysql-haskell-openssl100.01TLS support for mysql-haskell package using openssl (bsd3, database, library)2020-11-040.8.3.1winterland, Jappie
mysql-pure (deprecated in favor of mysql-haskell)70.01pure haskell MySQL driver (bsd3, database, deprecated, library)2023-08-141.1.0Jappie
mysql-simple670.014A mid-level MySQL client library. (bsd3, database, library)2022-11-010.4.9BryanOSullivan, paulrouse
mysql-simple-quasi70.01Quasi-quoter for use with mysql-simple. (bsd3, database, library)2013-10-081.0.0.2NeilBrown
mysql-simple-typed90.01Typed extension to mysql simple (bsd3, database, library)2019-06-120.1.2.0tolysz
mzv70.02Implementation of the "Monads, Zippers and Views" (Schrijvers and Oliveira, ICFP'11) (bsd3, control, library)2014-04-160.1.0.2IsmaelFigueroa
n-tuple130.02Homogeneous tuples of arbitrary length. (bsd3, library, unclassified)2023-09-260.0.3athanclark
n2o130.03Abstract Protocol Loop (bsd3, library, n2o, network, web)2018-11-010.11.15HT, xafizoff
n2o-nitro170.01Nitro Elements, Events and Actions (bsd3, library, n2o, network, web)2018-11-010.11.2xafizoff
n2o-protocols50.01N2O Protocols Starter Pack (bsd3, library, n2o, network, web)2018-11-010.11.2xafizoff
n2o-web50.01N2O adapter for WebSockets (bsd3, library, n2o, network, web)2018-11-010.11.2xafizoff
nagios-perfdata70.02Parse Nagios performance data. (bsd3, data, library)2015-01-250.2.2fractalcat
nakadi-client200.01Client library for the Nakadi Event Broker (bsd3, library, network)2019-01-110.7.0.0mtesseract
named312.514Named parameters (keyword arguments) for Haskell (bsd3, control, library)2019-10-190.3.0.1Artyom, int_index
named-formlet70.01A simple formlet library with named formlets. (bsd3, library, web)2013-03-010.2ChrisDone
named-lock30.01A named lock that is created on demand. (bsd3, concurrency, library)2009-08-240.1ThomasSchilling
named-servant170.02support records and named (from the named package) parameters in servant (bsd3, library, unclassified)2021-02-010.3.1KristofBastiaensen
named-servant-client140.00client support for named-servant (bsd3, library, unclassified)2021-02-010.3.1KristofBastiaensen
named-servant-server120.00server support for named-servant (bsd3, library, unclassified)2021-02-010.3.1KristofBastiaensen
names-th340.07Manipulate name strings for TH (bsd3, development, library)2020-03-140.3.0.1KeiHibino
namespace170.01A Generic Haskell library for managing namespaces (bsd3, data, library)2019-01-170.1.4.1xuhao
nano-cryptr240.01A threadsafe binding to glibc's crypt_r function (bsd3, library, system)2018-10-050.2.1CarlHowells, PauloTanimoto, PauloJanrain
nano-hmac50.02Bindings to OpenSSL HMAC. (bsd3, codec, library)2008-02-110.2.0HiteshJasani
nano-md5100.09Efficient, ByteString bindings to OpenSSL. (bsd3, codec, library)2008-05-230.1.2DonaldStewart
nanocurses50.01Simple Curses binding (bsd3, library, user-interfaces)2008-05-181.5.2GwernBranwen
nanoparsec50.01An implementation of attoparsec-like parser around list-like (bsd3, library, text)2011-01-300.1.1MaciejPiechotka
nanopass40.00Create compilers using small passes and many intermediate representations. (bsd3, language, library, program)2024-01-080.0.3.0edemko
nanotime210.01a tiny time library (bsd3, library, unclassified)2024-02-200.3.2ejconlon
nanovg-simple50.00Simple interface to rendering with NanoVG (bsd3, graphics, library)2020-12-060.5.0.0CthulhuDen
naperian30.01Efficient representable functors (bsd3, data-structures, library)2017-08-210.1.0.0AaronVargo
narc120.01Query SQL databases using Nested Relational Calculus embedded in Haskell. (bsd3, database, library)2011-08-090.1.3EzraCooper
nat180.01Lazy binary natural numbers (bsd3, data, library, math)2012-08-130.3JanChristiansen
national-australia-bank50.00Functions for National Australia Bank transactions (bsd3, library, test)2024-03-190.0.3TonyMorris
native80.00Native library manager for Windows (bsd3, library, program, utility)2016-04-210.1.0.1darwin226
nats1022.065Natural numbers (algebra, bsd3, library, numeric)2018-02-061.1.2EdwardKmett, ryanglscott
nats-client40.00Another Haskell client for NATS (https://nats.io) (bsd3, library, network, program)2018-02-180.1.0.0jpgneves
nats-queue100.01Haskell API for NATS messaging system (bsd3, library, network)2017-01-030.1.2.2ondrap, wayofthepie
natural130.01Natural number (bsd3, control, library)2021-11-300.3.0.6TonyMorris, qfpl
natural-arithmetic900.015Arithmetic of natural numbers (bsd3, library, math)2024-02-030.2.1.0andrewthad, l3c_amartin
natural-induction (deprecated)190.04Induction over natural numbers (bsd3, deprecated, library, math)2017-12-140.2.0.0
natural-number40.02Natural numbers tagged with a type-level representation of the number. (bsd3, data, library, type-system)2010-10-141.0GregoryCrosswhite
natural-numbers230.04Natural numbers (bsd3, data, library, math)2012-07-130.1.2.0WolfgangJeltsch
natural-sort232.02User-friendly text collation (algorithms, bsd3, library)2012-08-070.1.2JohnMillikin
natural-transformation572.017A natural transformation package. (bsd3, control, library)2016-11-150.4AndrewFarmer, AndyGill, NeilSculthorpe, ryanglscott
naturalcomp120.01Natural-order string comparison (bsd3, library, text)2014-01-070.0.3HironaoKomatsu
naturals90.01Constructors and related functions for natural numbers (bsd3, data, library)2011-08-090.2.0.2ChristopherHoward, infrared
nbt110.02A parser/serializer for Minecraft's Named Binary Tag (NBT) data format. (bsd3, data, library)2018-01-220.7AdamFoltzer
nehe-tuts110.01Port of the NeHe OpenGL tutorials to Haskell. (bsd3, graphics, program)2013-07-110.2.4JasonDagit
neil190.01General tools for Neil (bsd3, development, program)2015-08-200.10NeilMitchell
neither (deprecated in favor of either, monad-control)120.07Provide versions of Either with good monad and applicative instances. (deprecated) (bsd3, data, deprecated, library)2012-05-140.3.1.1MichaelSnoyman
nemesis690.02a task management tool for Haskell (bsd3, library, tools)2018-01-272018.1.27JinjingWang
nemesis-titan150.01A collection of Nemesis tasks to bootstrap a Haskell project with a focus on continuous integration (bsd3, library, web)2014-05-192014.5.19JinjingWang
neononempty60.00NonEmpty lists that look [more, like, this] (bsd3, data, library)2023-11-261.1.0414owen
neptune-backend110.01Neptune Client (bsd3, library, program, web)2021-01-010.3.0JiasenWu
nerf230.01Nerf, a named entity recognition tool based on linear-chain CRFs (bsd3, library, natural-language-processing, program)2019-12-030.5.4.1JakubWaszczuk
nero90.03Lens-based HTTP toolkit (bsd3, library, web)2015-04-160.3.1jdnavarro
nero-wai30.02WAI adapter for Nero server applications (bsd3, library, web)2015-04-120.3jdnavarro
nero-warp40.01Run Nero server applications with Warp (bsd3, library, web)2015-04-120.3jdnavarro
nest60.01 (bsd3, library, unclassified)2018-05-030.0.2MarkHibberd, lambda_foo
nested-routes530.02Declarative, compositional Wai responses (bsd3, library, web)2023-09-2810.0.0athanclark
nested-sequence70.01List-like data structures with O(log(n)) random access (bsd3, data, data-structures, library)2016-07-090.2BalazsKomuves
nestedmap60.01A library for nested maps (bsd3, data, library)2015-06-090.1.0.3kirstin
net-concurrent50.01Concurrent over the network execution library (bsd3, concurrent, distributed-computing, library, network)2010-05-050.1.0PaulSonkoly
net-mqtt572.253An MQTT Protocol Implementation. (bsd3, library, network, program)2023-08-250.8.6.0dustin
net-mqtt-lens140.00Optics for net-mqtt (bsd3, library, network)2021-06-300.1.1.0dustin
net-mqtt-rpc80.00Make RPC calls via an MQTT broker. (bsd3, library, network, program)2022-03-310.2.0.1dustin
net-spider300.05A graph database middleware to maintain a time-varying graph. (bsd3, database, library)2022-01-020.4.3.7debugito
net-spider-cli160.01CLI option parsers for NetSpider objects (bsd3, database, library)2022-01-020.2.0.7debugito
net-spider-pangraph180.01Conversion between net-spider and pangraph (bsd3, database, library)2021-02-110.2.0.4debugito
net-spider-rpl170.01NetSpider data model and utility for RPL networks (bsd3, database, library)2022-01-020.4.1.5debugito
net-spider-rpl-cli140.00CLI executable of NetSpider.RPL. (bsd3, database, library, program)2022-01-020.1.3.4debugito
netcode-io170.00Bindings to the low-level netcode.io library. (bsd3, library, network)2021-10-090.0.3Mokosha
netcore50.01The NetCore compiler and runtime system for OpenFlow networks. (bsd3, library, network)2012-08-101.0.0ArjunGuha
netease-fm40.00NetEase Cloud Music FM client in Haskell. (bsd3, library, music, program, web)2017-01-041.2.2foreverbell
netlib-carray180.02Helper modules for CArray wrappers to BLAS and LAPACK (bsd3, library, math)2019-01-230.1HenningThielemann
netlib-comfort-array170.02Helper modules for comfort-array wrappers to BLAS and LAPACK (bsd3, library, math)2021-08-060.0.0.2HenningThielemann
netlib-ffi190.015Helper modules for FFI to BLAS and LAPACK (bsd3, library, math)2019-01-050.1.1HenningThielemann
netlines (deprecated)180.03Enumerator tools for text-based network protocols (bsd3, deprecated, library, network, program)2011-06-151.0.0ErtugrulSoeylemez, esz
netlink502.04Netlink communication for Haskell (bsd3, library, program, system)2018-03-011.1.1.0MaximTreskin, ongyerth
netlist70.04Netlist AST (bsd3, language, library)2011-10-280.3.1AndyGill, GergoErdi, PhilipWeaver
netlist-to-vhdl160.02Convert a Netlist AST to VHDL (bsd3, language, library)2018-04-060.3.3AndyGill, GergoErdi, PhilipWeaver
netspec30.01Simplify static Networking tasks (bsd3, library, network)2012-02-190.2.0.0DanBurton
nettle-frp50.01FRP for controlling networks of OpenFlow switches. (bsd3, library, network)2013-02-150.1.1AndreasVoellmy
nettle-netkit60.01DSL for describing OpenFlow networks, and a compiler generating NetKit labs. (bsd3, library, network)2011-12-190.2.0AndreasVoellmy
nettle-openflow (deprecated in favor of openflow)80.03OpenFlow protocol messages, binary formats, and servers. (bsd3, deprecated, library, network)2011-12-190.2.0AndreasVoellmy
netwire442.56Functional reactive programming library (bsd3, frp, library)2018-03-255.0.3ErtugrulSoeylemez, esz
netwire-input-javascript40.01JavaScript instance of netwire-input (bsd3, game, library)2016-10-080.0.2ZioCrocifisso
network6912.5979Low-level networking interface (bsd3, library, network)2023-05-243.1.4.0BryanOSullivan, DuncanCoutts, JohanTibell, KazuYamamoto, dukerutledge
network-api-support210.03Toolkit for building http client libraries over Network.Http.Conduit (bsd3, library, network-apis)2019-02-150.3.5MarkHibberd, novemberkilo
network-bitcoin360.05An interface to bitcoind. (bsd3, library, network)2019-12-221.9.1ClarkGaebel, MichaelHendricks, wraithm
network-bsd1280.030POSIX network database (<netdb.h>) API (bsd3, library, network)2019-01-192.8.1.0HerbertValerioRiedel
network-builder30.01Linux NetworkNameSpace Builder (bsd3, library, network, program)2015-03-170.1.0junjihashimoto
network-byte-order2510.05Network byte order utilities (bsd3, library, network)2023-10-120.1.7KazuYamamoto
network-bytestring (deprecated in favor of network)240.025Fast, memory-efficient, low-level networking (bsd3, deprecated, library, network)2011-01-310.1.3.4JohanTibell
network-carbon240.02A Haskell implementation of the Carbon protocol (part of the Graphite monitoring tools) (bsd3, library, unclassified)2020-12-171.0.15OliverCharles
network-conduit (deprecated in favor of conduit-extra)580.024Stream socket data using conduits. (deprecated) (bsd3, conduit, data, deprecated, library, network)2014-04-021.1.0MichaelSnoyman
network-connection (deprecated)40.02A wrapper around a generic stream-like connection (bsd3, deprecated, library, network)2008-03-200.1.1AdamLangley
network-control1850.03Library to control network protocols (bsd3, library, network)2023-11-230.0.2KazuYamamoto
network-data170.02Library for network data structures and their serialization. (bsd3, data, library, network)2015-05-180.5.3ThomasDuBuisson
network-dns100.02Domain Name System data structures (bsd3, library, network, program)2022-09-171.1.0.2AdamLangley, MikhailVorozhtsov
network-fancy240.04Networking support with a cleaner API (bsd3, library, network)2016-03-020.2.4MarkWotton, TaruKarttunen
network-hans50.01HaNS to Network shims for easier HaNS integration (bsd3, library, networking)2016-09-072.6.3.1AdamWick
network-info1902.2519Access the local computer's basic network configuration (bsd3, library, network)2022-01-310.2.1JacobStanley
network-interfacerequest40.02Haskell bindings for the ifreq structure (bsd3, library, network)2012-04-270.0.1AndrewMiller
network-ip700.011Internet Protocol data structures (bsd3, library, network)2019-11-080.3.0.3MikhailVorozhtsov
network-manager-tui (deprecated)170.00network-manager tui (bsd3, deprecated, library, program, tui)2019-09-161.0.0.0
network-messagepack-rpc220.01MessagePack RPC (bsd3, data-network, library)2019-11-120.1.2.0KazuYamamoto, igrep
network-messagepack-rpc-websocket90.01WebSocket backend for MessagePack RPC (bsd3, library, network)2019-11-260.1.1.1KazuYamamoto, igrep
network-minihttp (deprecated)60.01A ByteString based library for writing HTTP(S) servers and clients. (bsd3, deprecated, library, network)2008-03-200.2AdamLangley
network-msgpack-rpc (deprecated in favor of msgpack-rpc-conduit)90.02A MessagePack-RPC Implementation (bsd3, data, deprecated, library)2020-03-080.0.6iphydf
network-netpacket50.01Haskell bindings for low-level packet sockets (AF_PACKET) (bsd3, library, network)2012-04-280.0.1AndrewMiller
network-packet-linux50.00Types for working with Linux packet sockets (bsd3, library, network)2021-03-200.1.1.0rolsdorph
network-rpca (deprecated)50.01A cross-platform RPC library (bsd3, deprecated, library, networking)2008-01-270.0.1AdamLangley
network-run700.03Simple network runner library (bsd3, library, network)2023-07-130.2.6KazuYamamoto
network-simple630.032Simple network sockets usage patterns. (bsd3, library, network)2019-06-120.4.5RenzoCarbonara
network-simple-sockaddr60.02network-simple for resolved addresses (bsd3, library, network)2015-04-130.2jdnavarro
network-simple-tls292.03Simple interface to TLS secured network sockets. (bsd3, library, network)2023-12-120.4.2RenzoCarbonara
network-simple-ws90.02Simple interface to WebSockets. (bsd3, library, network)2023-03-260.2RenzoCarbonara
network-simple-wss40.00Simple interface to TLS secured WebSockets. (bsd3, library, network)2023-03-260.2RenzoCarbonara
network-socket-options90.02Type-safe, portable alternative to getSocketOption/setSocketOption (bsd3, library, network)2012-09-260.2.0.1JoeyAdams
network-topic-models40.01A few network topic model implementations for bayes-stack (bsd3, math, program)2012-10-270.2.0.1BenGamari
network-transport700.022Network abstraction layer (bsd3, library, network)2022-08-300.5.6DuncanCoutts, EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson, davidsd, JoelMcCracken
network-transport-composed140.01Compose network transports (bsd3, library, network)2017-08-220.2.1FacundoDominguez, MathieuBoespflug
network-transport-inmemory70.00In-memory instantiation of Network.Transport (bsd3, library, network)2016-12-190.5.2FacundoDominguez, MathieuBoespflug
network-transport-tcp380.012TCP instantiation of Network.Transport (bsd3, library, network)2022-10-120.8.1DuncanCoutts, EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson, davidsd, JoelMcCracken
network-transport-tests170.01Unit tests for Network.Transport implementations (bsd3, library, network)2022-10-120.3.1EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson, davidsd, JoelMcCracken
network-transport-zeromq (deprecated)100.01ZeroMQ backend for network-transport (bsd3, deprecated, library, network)2015-10-180.2.1.1
network-types-icmp210.00Types for representing ICMP and ICMPv6 messages. (bsd3, library, network)2021-02-191.0.1adamflott
network-udp520.01UDP library (bsd3, library, network)2023-01-260.0.0KazuYamamoto
network-unexceptional110.01Network functions that do not throw exceptions (bsd3, library, network, unclassified)2024-02-070.2.1.1andrewthad, l3c_amartin
network-uri3200.0352URI manipulation (bsd3, library, network)2020-01-31EzraCooper, JohanTibell
network-uri-flag130.04Pseudo-package encapsulating flag(network-uri) Cabal boilerplate (bsd3, library, network)2016-08-270.1HerbertValerioRiedel
network-uri-lenses (deprecated in favor of network-uri)90.00Lenses for network-uri (bsd3, deprecated, library, network)2019-03-210.2.1.0
network-websocket60.01WebSocket library (bsd3, library, network)2010-03-190.3MichaelMelanson
networked-game50.01Networked-game support library (bsd3, library, network)2015-01-230.1.0.1EricMertens
neural-network-base120.02Yet Another High Performance and Extendable Neural Network in Haskell (ai, bsd3, library)2016-12-290.1.0.0JiasenWu
neural-network-blashs40.01Yet Another High Performance and Extendable Neural Network in Haskell (ai, bsd3, library)2016-12-290.1.0.0JiasenWu
neural-network-hmatrix40.01Yet Another High Performance and Extendable Neural Network in Haskell (ai, bsd3, library)2016-12-290.1.0.0JiasenWu
newline60.00newline specifications as values (bsd3, library, text)2023-03-050.0.2.1edemko
newports50.01List ports newer than N days on a FreeBSD system (bsd3, program, system)2008-02-081.1BradClawsie
newsletter50.01A basic newsletter implimentation, using various backends. (bsd3, email, library, program, web)2019-05-060davean
newsletter-mailgun50.00A mailgun backend for the newsletter package. (bsd3, email, library)2019-05-060davean
newt130.01A trivially simple app to create things from simple templates. (bsd3, library, program, tools)2011-05-130.0.3.1RoganCreswick
newtype1300.032A typeclass and set of functions for working with newtypes. (bsd3, control, library)2019-09-100.2.2.0AndreasAbel, DariusJahandarie, HerbertValerioRiedel, jcristovao
newtype-generics2352.017A typeclass and set of functions for working with newtypes (bsd3, control, library)2022-05-190.6.2jcristovao, sjakobi
newtype-th80.02A template haskell deriver to create Control.Newtype instances. (bsd3, control, library, template-haskell)2012-07-190.3.3MichaelSloan
newtype-zoo120.00Newtype Wrapper Zoo (bsd3, data, library)2020-11-301.2.1.0SvenHeyll
newtyper70.01Extra functions for the Control.Newtype typeclass (bsd3, control, library)2012-05-150.1DylanJust
next-ref70.01A concurrency primitive for a slow consumer. (bsd3, library, web)2016-10-050.1.0.2JonathanFischoff
nextstep-plist40.01NextStep style plist parser and printer (bsd3, data, library, parsing)2012-09-300.0.1JanChristiansen
nf150.02NF data type to statically enforce normal form (bsd3, data, library)2015-05-021.0.1.0EdwardYang
ngram190.00Ngram models for compressing and classifying text. (bsd3, library, machine-learning, natural-language-processing, program)2018-11-130.1.0.1TomLippincott
ngx-export1030.05Helper module for Nginx Haskell module (bsd3, library, network)2024-03-151.7.10lyokha
ngx-export-distribution252.00Build custom libraries for Nginx haskell module (bsd3, library, network, program)2023-12-100.5.1.3lyokha
ngx-export-healthcheck70.00Active health checks and monitoring of Nginx upstreams (bsd3, library, network)2023-09-301.6.2lyokha
ngx-export-log60.00Native Nginx logging from configuration files and Haskell handlers (bsd3, library, network)2022-12-021.5.2lyokha
ngx-export-tools860.03Extra tools for Nginx Haskell module (bsd3, library, network)2024-03-171.2.4lyokha
ngx-export-tools-extra740.00More extra tools for Nginx Haskell module (bsd3, library, network)2024-03-111.2.8.1lyokha
nibblestring60.04Packed, strict nibble arrays with a list interface (ByteString for nibbles) (bsd3, data-structures, library)2015-01-020.0.3jamshid
nimber220.01Finite nimber arithmetic (bsd3, library, math)2019-03-270.1.4AndersKaseorg, PatrickHurst
nist-beacon380.01Haskell interface to the nist random beacon. (bsd3, library, network)2016-03-300.2.0.0bstamour
nitro130.02Haskell bindings for Nitro (bsd3, ffi, library, system)2013-07-110.2.2.5ErinDahlgren
nix-derivation390.05Parse and render *.drv files (bsd3, library, program, system)2023-11-201.1.3GabrielGonzalez
nix-diff512.01Explain why two Nix derivations differ (bsd3, library, program, system)2024-03-021.0.20GabrielGonzalez
nix-graph60.00Reify the Nix build graph into a Haskell graph data structure (bsd3, graphs, library, nix, program)2022-05-121.0.2.0GabrielGonzalez, evanrelf, jsoo
nix-narinfo250.02Parse and render .narinfo files (bsd3, library, nix, program)2024-03-070.1.1.1srk
nix-paths170.02Knowledge of Nix's installation directories. (bsd3, distribution, library, nix)2017-12-051.0.1PeterSimons
nix-serve-ng30.00A drop-in replacement for nix-serve that's faster and more stable (bsd3, unclassified)2022-09-231.0.0GabrielGonzalez
nix-thunk190.00Lightweight dependency management with Nix (bsd3, git, library, nix, program)2024-01-260.7.0.0RyanTrinkle, abrar, madeline_os
nix-tools40.00cabal/stack to nix translation tools (bsd3, distribution, library, program)2019-10-130.1.0.0HamishMackenzie, angerman
nix-tree280.00Interactively browse a Nix store paths dependencies (bsd3, language.nix, program)2024-01-210.4.0utdemir
nixdu (deprecated in favor of nix-tree)70.00Interactively browse a Nix store paths dependencies (bsd3, deprecated, language.nix, program)2020-07-020.1.0.0utdemir
nixos-types (deprecated in favor of language-nix)150.01this package is obsolete; see cabal2nix instead (bsd3, deprecated, distribution, library)2012-02-161.5PeterSimons
nkjp90.01Manipulating the National Corpus of Polish (NKJP) (bsd3, library, natural-language-processing, program)2013-06-200.4.0JakubWaszczuk
nlopt-haskell120.01Low-level bindings to the NLOPT optimization library (bsd3, library, numeric)2018-10-030.1.3.0peddie
nlp-scores150.04Scoring functions commonly used for evaluation in NLP and IR (bsd3, library, natural-language-processing)2015-03-020.7.0GrzegorzChrupala
nlp-scores-scripts50.01NLP scoring command-line programs (bsd3, natural-language-processing, program)2013-11-180.2.0.0GrzegorzChrupala
nm40.01Network Manager, binding to libnm-glib. (bsd3, development, library, program)2013-12-221.0.1ChrisDone
nmis-parser50.01NMIS file parser (bsd3, library, parsers, text)2018-11-210.1.0.2v0d1ch
no-role-annots50.01Role annotations without -XRoleAnnotations (bsd3, haskell, library)2014-06-291.1RichardEisenberg
no-value130.00A type class for choosing sentinel-like values (bsd3, data, library)2019-07-281.0.0.0ChrisDornan
nofib-analyse100.01Parse and compare nofib runs (bsd3, development, program)2023-02-019.4.4JoachimBreitner
nofib-analyze (deprecated in favor of nofib-analyse)50.01Parse and compare nofib runs (bsd3, deprecated, development, program)2015-05-157.10.1JoachimBreitner
nom60.00Name-binding & alpha-equivalence (bsd3, compilers-interpreters, language, library)2020-08-100.1.0.2gabbay
nomyx-api40.00REST API for Nomyx (bsd3, game, library)2017-03-170.1.0CorentinDupont
nomyx-core30.02A Nomic game in haskell (bsd3, game, library)2017-03-171.0.0CorentinDupont
nomyx-language30.04Language to express rules for Nomic (bsd3, language, library)2017-03-131.0.0CorentinDupont
nomyx-library30.01Library of rules for Nomyx (bsd3, language, library)2017-03-171.0.0CorentinDupont
nomyx-server40.01A Nomic game in haskell (bsd3, game, program)2017-03-171.0.0CorentinDupont
nomyx-web30.00Web gui for Nomyx (bsd3, game, library)2017-03-171.0.0CorentinDupont
non-empty460.021List-like structures with static restrictions on the number of elements (bsd3, data, library)2023-10-070.3.5HenningThielemann
non-empty-containers90.01 (bsd3, library, unclassified)2018-12-300.1.4.0fosskers, andrewthad
non-empty-sequence (deprecated in favor of nonempty-containers)180.02Non-empty sequence (bsd3, data, deprecated, library)2019-11-130.2.0.4OmariNorman
non-empty-zipper152.01The Zipper for NonEmpty (bsd3, data, library)2018-06-070.1.0.9fresheyeball
nonce601.259Generate cryptographic nonces. (bsd3, cryptography, library)2018-03-111.0.7ErikDeCastroLopo, FelipeLessa
nonempty-alternative110.01NonEmpty for Alternative types (bsd3, data, library)2016-03-160.4.0guaraqe
nonempty-containers1112.259Non-empty variants of containers data types, with full API (bsd3, data-structures, library)2023-12-070.3.4.5jle
nonempty-lift40.00nonempty structure (bsd3, data, library)2019-08-130.1chessai
nonempty-vector1920.06Non-empty vectors (bsd3, data, library)2023-10-130.2.3topos
nonemptymap160.01A NonEmptyMap Implementation (bsd3, data-structures, library)2018-11-100.0.6.0ChristopherDavenport
nonlinear40.00Low-dimensional vectors (bsd3, library, web)2022-06-260.1.0jonascarpay
normaldistribution380.09Minimum fuss normally distributed random values. (bsd3, library, math, statistics)2011-08-311.1.0.3BjornBuckwalter
normalization-insensitive110.01Normalization insensitive string comparison (bsd3, data, library, text, unicode)2021-03-142.0.2harendra, ppelleti
normalize-imports170.01Sort and align Haskell import statements (bsd3, development, program)2017-03-140.1.0qoelet
not-gloss420.04Painless 3D graphics, no affiliation with gloss (bsd3, graphics, library)2016-06-080.7.7.0GregHorn
not-gloss-examples140.01examples for not-gloss (bsd3, graphics, program)2016-01-070.5.1.1GregHorn
notcpp120.02Avoiding the C preprocessor via cunning use of Template Haskell (bsd3, library, template-haskell)2015-04-110.2.0.3BenMillwood
notifications-tray-icon60.00 (bsd3, library, program, unclassified)2021-08-010.1.1.0eyevanmalicesun
notzero150.01A data type for representing numeric values, except zero. (bsd3, data, library, numeric)2018-05-310.1TonyMorris, qfpl
nowdoc160.01Here document without variable expansion like PHP Nowdoc (bsd3, library, text)2018-09-060.1.1.0YoshikuniJujo
np-extras160.02NumericPrelude extras (bsd3, library, math)2022-05-130.3.1.3BrentYorgey
np-linear100.01Linear algebra for the numeric-prelude framework (bsd3, library, math)2014-11-240.3.0.2AriePeterson
nptools220.01A collection of random tools (bsd3, development, program, system, text, utils)2013-03-170.6.0NicolasPouillard
nri-env-parser262.04Read environment variables as settings to build 12-factor apps. (bsd3, library, web)2022-02-010.1.0.8stoeffel, JasperWoudenberg, NoRedInk, michaelglass, waj, julianobs, brianhicks
nri-http232.00Make Elm style HTTP requests (bsd3, library, web)2022-11-290.3.0.0stoeffel, JasperWoudenberg, NoRedInk, michaelglass, waj, julianobs, brianhicks, adauguet
nri-kafka92.00Functions for working with Kafka (bsd3, library, web)2022-02-010.1.0.4stoeffel, JasperWoudenberg, NoRedInk, michaelglass, waj, julianobs, brianhicks
nri-observability152.254Report log spans collected by nri-prelude. (bsd3, library, web)2022-02-010.1.1.4stoeffel, JasperWoudenberg, NoRedInk, michaelglass, waj, julianobs, brianhicks
nri-postgresql92.00Make queries against Postgresql. (bsd3, library, web)2022-02-010.1.0.4stoeffel, JasperWoudenberg, NoRedInk, michaelglass, waj, julianobs, brianhicks
nri-prelude352.07A Prelude inspired by the Elm programming language (bsd3, library, web)2022-02-010.6.0.6stoeffel, JasperWoudenberg, NoRedInk, michaelglass, waj, julianobs, brianhicks, yataboom
nri-redis172.01An intuitive hedis wrapper library. (bsd3, library, web)2022-02-010.1.0.4stoeffel, JasperWoudenberg, NoRedInk, michaelglass, waj, julianobs, brianhicks
nri-test-encoding132.00A library to simplify writing golden tests for encoding types. (bsd3, library, testing)2022-03-090.1.1.3stoeffel, JasperWoudenberg, NoRedInk, michaelglass, waj, julianobs, brianhicks
nsis430.01DSL for producing Windows Installer using NSIS. (bsd3, development, library)2019-05-150.3.3NeilMitchell
nspace50.00Efficient, infinite-precision 2D and 3D spatial containers. (bsd3, data-structures, library)2024-01-010.2.0.0isovector
ntha200.00A tiny statically typed functional programming language. (bsd3, compiler, language, library, program)2016-08-270.1.3zjhsdtc
nthable90.01 (bsd3, data-structures, library)2009-02-090.1GeorgePollard
ntp-control40.01Client library for NTP control messaging (bsd3, library, network, time)2014-03-030.1GracjanPolak, MagnusCarlsson
ntrip-client (deprecated)100.00NTRIP client. (bsd3, deprecated, library, network, program)2017-02-170.1.6markfine
ntype80.01N-ary sum/product types (bsd3, data, library)2018-08-270.1.0.0int_index
nuha120.00Multidimensional arrays, Linear algebra, Numerical analysis (bsd3, library, math, numeric)2020-11-270.3.0.0jodak
null-canvas80.01HTML5 Canvas Graphics Library - forked Blank Canvas (bsd3, graphics, library)2013-06-050.2.7KrzysztofSkrzetnicki
nullpipe30.01Initial project template from stack (bsd3, library, web)2016-05-130.1.0.0MarkWotton
number-length120.01Number of digits in a number in decimal and hexadecimal representation. (bsd3, data, library)2018-04-150.2.1.0PeterTrsko
numbering80.01Combinators for creating bijections from some type to the natural numbers. (bsd3, data, library)2012-03-100.2.1DanielSchuessler
numbers572.08Various number types (bsd3, data, library, math)2018-05-143000.2.0.2CarterSchonwald, DanBurton, DanielWagner, JohnWiegley, LennartAugustsson, RichardSmith, RussellOConnor
numerals80.01Convert numbers to number words (bsd3, library, natural-language-processing, numerical, text)2016-12-270.4.1RoelVanDijk
numerals-base (deprecated in favor of numerals)40.02Convert numbers to number words (bsd3, deprecated, library, natural-language-processing, numerical, text)2011-09-150.3RoelVanDijk
numeric-domains110.01Numeric Domains (bsd3, library, math)2019-12-160.1.0.0MichaelSzvetits
numeric-extras280.05Useful tools from the C standard library (bsd3, library, math)2015-09-280.1EdwardKmett, EricMertens
numeric-limits160.03Various floating point limit related constants. (bsd3, library, numerical)2012-05-230.1.0.0LennartAugustsson
numeric-ode60.00Ode solvers (bsd3, library, math, program)2017-07-220.0.0.0DominicSteinitz
numeric-optimization60.02Unified interface to various numerical optimization algorithms (algorithms, bsd3, library, math, numeric, numerical, optimisation, optimization)2023-06-210.1.1.0MasahiroSakai
numeric-optimization-ad60.00Wrapper of numeric-optimization package for using with AD package (algorithms, bsd3, library, math, optimisation, optimization)2023-06-030.1.0.1MasahiroSakai
numeric-optimization-backprop40.00Wrapper of numeric-optimization package for using with backprop package (algorithms, bsd3, library, math, optimisation, optimization)2023-06-030.1.0.1MasahiroSakai
numeric-prelude642.032An experimental alternative hierarchy of numeric type classes (bsd3, library, math)2022-05-280.4.4HenningThielemann
numeric-tools160.02Collection of numerical tools for integration, differentiation etc. (bsd3, library, math, numerical)2014-03-090.2.0.1AlexeyKhudyakov
numerical-integration110.01Numerical integration. (bsd3, library, numerical)2023-09-190.1.2.3stla
numhask562.2524A numeric class hierarchy. (bsd3, library, math)2024-02-120.12.0.2tonyday567
numhask-array430.06Multi-dimensional arrays. (bsd3, library, project)2023-07-260.11.0.1tonyday567
numhask-free60.00numerical free algebras (bsd3, library, project)2020-11-300.0.3tonyday567
numhask-hedgehog (deprecated in favor of numhask)70.00Laws and tests for numhask (bsd3, deprecated, library, mathematics)2020-05-200.4.0tonyday567
numhask-histogram (deprecated in favor of numhask-space)120.01See readme.md (bsd3, deprecated, library, project)2019-11-080.2.0tonyday567
numhask-prelude (deprecated in favor of numhask)170.08A numeric prelude (bsd3, deprecated, library, mathematics)2020-05-200.5.0tonyday567
numhask-range (deprecated in favor of numhask-space)180.02Numbers that are range representations (bsd3, deprecated, library, project)2018-06-170.2.3.1tonyday567
numhask-space310.010Numerical spaces. (bsd3, library, math)2023-12-040.11.1.0tonyday567
numhask-test (deprecated in favor of numhask-hedgehog)30.01Laws and tests for numhask (bsd3, deprecated, library, mathematics)2018-06-170.1.0.0tonyday567
nums (deprecated)130.02None (bsd3, deprecated, library, unclassified)2014-12-081.2.0
numtype160.04Type-level (low cardinality) integers. (bsd3, library, math)2016-05-101.2BjornBuckwalter
numtype-dk580.04Type-level integers, using TypeNats, Data Kinds, and Closed Type Families. (bsd3, library, math)2021-06-060.5.0.3BjornBuckwalter, dmcclean
numtype-tf130.03Type-level (low cardinality) integers, implemented using type families. (bsd3, library, math)2014-02-110.1.2BjornBuckwalter
nurbs110.01NURBS (bsd3, geometry, library, linear-algebra, math)2015-08-210.1.1.0AlexandrRuchkin
nuxeo330.00 (bsd3, library, program, system)2018-10-310.3.2apeyroux
nvvm280.02FFI bindings to NVVM (bsd3, foreign, library)2023-08-150.10.0.1TrevorMcDonell
nyan102.01Bored? Nyan cat! (bsd3, development, program)2011-08-150.2ChrisDone
nylas40.01Client for the Nylas API (api, bsd3, library, network)2015-08-240.1.1bts
nymphaea70.01An interactive GUI for manipulating L-systems (bsd3, graphics, program)2009-06-060.3CaleGibbard, GwernBranwen
oalg-abg20.00Finitely generated abelian groups. (algebra, bsd3, category, library, mathematics)2024-01-061.0.0.0zErichGuz
oalg-base50.00Algebraic structures on oriented entities and limits as a tool kit to solve algebraic problems. (algebra, bsd3, category, library, mathematics)2024-01-051.1.4.0zErichGuz
oanda-rest-api90.01Client to the OANDA REST API (api, bsd3, library)2017-06-130.4.1jdreaver
oasis-xrd50.01Extensible Resource Descriptor (bsd3, library, web)2018-04-071.0AlexanderBondarenko
oath40.00Composable concurrent computation done right (bsd3, concurrency, library)2023-01-030.1.1FumiakiKinoshita, HerbertValerioRiedel
oauth2-jwt-bearer50.02OAuth2 jwt-bearer client flow as per rfc7523 (bsd3, library, network)2018-11-070.0.1MarkHibberd
obj80.01Reads and writes obj models. (bsd3, graphics, library)2008-11-250.1.2ThomasDavie
objectid40.02Rather unique identifier for things that need to be stored (bsd3, data, library)2014-10-050.1.0.2tsuraan
objective430.03Composable objects (bsd3, control, library)2021-10-271.3FumiakiKinoshita
observable240.01Continuation patterns (bsd3, control, library)2018-12-100.1.5iokasimovmt
observable-sharing262.01Simple observable sharing (bsd3, data, library)2021-06-150.2.5mararon
ocaml-export130.01Convert Haskell types in OCaml types (bsd3, library, web)2019-03-170.13.0mchaver
ochan30.00Owned channels in the Ownership Monad (bsd3, concurrency, library)2020-04-130.1.0mcgirr
oculus (deprecated)60.01Oculus Rift ffi providing head tracking data (bsd3, deprecated, graphics, library)2014-01-170.1.0.2cdurham
odbc482.00Haskell binding to the ODBC API, aimed at SQL Server driver (bsd3, library, program, unclassified)2024-03-050.3.0ChrisDone, KirillZaborsky, MichaelSnoyman, psibi
odd-jobs92.250A full-featured PostgreSQL-backed job queue (with an admin UI) (bsd3, library, program, web)2020-07-070.2.2saurabhnanda
ods2csv100.00Convert Open Document Spreadsheet ODS to CSV (bsd3, csv, program, text)2023-09-170.1HenningThielemann
oeis520.07Interface to the Online Encyclopedia of Integer Sequences (OEIS) (bsd3, library, math)2020-01-240.3.10BrentYorgey, BrianLewis, niteria
oeis2130.00Interface for Online Encyclopedia of Integer Sequences (OEIS). (bsd3, library, math)2022-03-201.0.723prime
off-simple50.01A parser for simplified-syntax OFF files (bsd3, graphics, library)2011-11-200.1AdamFoltzer
ofx180.03Parser for OFX data (bsd3, finance, library, program)2019-10-190.4.4.0OmariNorman
ohloh-hs50.01Interface to the Ohloh API (bsd3, library, program, web)2012-11-290.0.2FrankThomas
oi200.01Library for purely functional lazy interactions with the outer world. (bsd3, data, library, program)2016-03-270.4.0.2NobuoYamashita
ois-input-manager60.01wrapper for OIS input manager for use with hogre (bsd3, game, graphics, library)2013-04-230.1.0.1GregHorn
okapi70.00A microframework based on monadic parsing (bsd3, library, web)2022-05-300.1.0.2rashad1030
old-locale2130.0404locale library (bsd3, library, system)2014-11-211.0.0.7AustinSeipp, HerbertValerioRiedel, IanLynagh
old-time3230.0238Time library (bsd3, library, system)2023-12-111.1.0.4AndreasAbel, AustinSeipp, HerbertValerioRiedel, IanLynagh
olwrapper210.01An OpenLayers JavaScript Wrapper and Webframework with snaplet-fay (bsd3, library, map, openlayers, program, snaplet-fay, web, webframework)2015-02-020.4.1tomnobleman
omaketex60.01A simple tool to generate OMakefile for latex files. (bsd3, program, text)2013-10-100.1.1.0HiromiIshii
ombra122.01Render engine. (bsd3, graphics, library)2017-11-111.1.0.0ZioCrocifisso
omega50.01A purely functional programming language and a proof system (bsd3, compilers-interpreters, language, program)2013-08-211.5.2GaborGreif
omnifmt110.00A pretty-printer wrapper to faciliate ease of formatting during development. (bsd3, development, library, program)2015-12-090.2.1.1hjwylde
on-a-horse90.01"Haskell on a Horse" - A combinatorial web framework (bsd3, library, web)2013-06-030.3JasonPriestley
onama110.01HTML-parsing primitives for Parsec. (bsd3, library, text)2017-02-090.2.2.0williamyaoh
one-liner632.54Constraint-based generics (bsd3, generics, library)2022-05-232.1SjoerdVisscher
one-liner-instances190.01Generics-based implementations for common typeclasses (bsd3, library, web)2021-11-200.1.3.0jle
online (deprecated in favor of mealy)160.01See readme.md (bsd3, deprecated, library, project)2020-07-150.6.0
online-csv (deprecated)60.00See readme.md (bsd3, deprecated, library, project)2020-04-140.0.1tonyday567
onpartitions50.01partition lenses (bsd3, data, library)2017-07-050.1.0.0PaoloVeronelli
opaleye1122.57An SQL-generating DSL targeting PostgreSQL (bsd3, database, library)2024-02-060.10.2.1OliverCharles, ShaneOBrien, tomjaguarpaw, jophish
opaleye-sqlite80.01An SQL-generating DSL targeting SQLite (bsd3, database, library)2021-01-300.0.1.1tomjaguarpaw
opaleye-trans290.00A monad transformer for Opaleye (bsd3, database, library, program)2021-02-040.5.2wraithm, LukeHoersten
open-adt50.01Open algebraic data types. (bsd3, data, library)2018-11-251.0Woehr
open-adt-tutorial40.00Open algebraic data type examples. (bsd3, data, library, program)2018-11-251.0Woehr
open-browser1042.258Open a web browser from Haskell. (bsd3, library, program, web)2016-01-050.2.1.0rightfold
open-symbology90.01 (bsd3, finance, library)2015-09-100.1sseveran
open-typerep200.02Open type representations and dynamic types (bsd3, dependent-types, library)2016-05-270.6.1EmilAxelsson
openai-hs200.00Unofficial OpenAI client (bsd3, library, web)2023-07-050.3.0.1AlexanderThiemann
openai-servant250.01Unofficial OpenAI servant types (bsd3, library, web)2023-07-050.3.0.1AlexanderThiemann
openal-ffi100.01Low-level bindings to OpenAL. (bsd3, library, sound)2021-12-220.0.1AlexanderBondarenko
openapi-typed52.250Types for OpenAPI (bsd3, library, openapi)2020-04-240.0.0.1mikesol
openapi31190.017OpenAPI 3.0 data model (bsd3, library, openapi, program, swagger, web)2023-11-203.2.4maksbotan
opench-meteo140.01A Haskell implementation of the Swiss Meteo Net data API (bsd3, data, library)2019-04-060.2.0.3RolandSenn
opencv292.01Haskell binding to OpenCV-3.x (ai, bsd3, graphics, library)2018-01-010.0.2.1BasVanDijk, OliverCharles, RoelVanDijk
opencv-extra262.01Haskell binding to OpenCV-3.x extra modules (ai, bsd3, graphics, library)2018-01-010.2.0.1BasVanDijk, OliverCharles, RoelVanDijk
opencv-raw50.01Raw Haskell bindings to OpenCV >= 2.0 (ai, bsd3, library, machine-vision)2013-09-280.1.0.0acomar
openid270.01An implementation of the OpenID-2.0 spec. (bsd3, library, network)2017-06-130.2.1.0TrevorElliott
openssh-protocol50.00Haskell implementation of openssh protocol primitives. (bsd3, library, security)2019-02-080.0.1MarkHibberd
openssl-createkey100.01Create OpenSSL keypairs. (bsd3, crypto, library)2009-12-020.1TaruKarttunen
openssl-streams1140.08OpenSSL network support for io-streams. (bsd3, io-streams, library, network)2020-09-071.2.3.0GregoryCollins
opentelemetry-plugin40.00GHC plugin for open telemetry (bsd3, library, unclassified)2023-10-031.0.0GabrielGonzalez
opentype80.01Opentype loading and writing (bsd3, library, typography)2016-12-010.1.1KristofBastiaensen
operational1292.2521Implementation of difficult monads made easy with operational semantics. (bsd3, control, library, monads)2023-02-190.2.4.2HeinrichApfelmus
operational-alacarte140.06A version of Operational suitable for extensible EDSLs (bsd3, language, library)2016-12-070.3.1EmilAxelsson
operational-extra90.01Interpretation functions and simple instruction sets for operational (bsd3, library, web)2016-05-160.4andrewthad
opml110.02Representing and handling OPML subscription information. (bsd3, library, text, web)2008-07-180.4DonaldStewart
opn110.01Open files or URLs using associated programs. (application, bsd3, console, program)2017-12-300.1.3AndersClaesson
optics942.511Optics as an abstract interface (bsd3, data, lenses, library, optics)2023-06-220.4.2.1AdamGundry, AndresLoeh, phadej, arybczak
optics-core2342.552Optics as an abstract interface: core definitions (bsd3, data, lenses, library, optics)2023-06-220.4.1.1AdamGundry, AndresLoeh, phadej, arybczak
optics-extra1682.08Extra utilities and instances for optics-core (bsd3, data, lenses, library, optics)2022-05-200.4.2.1AdamGundry, AndresLoeh, phadej, arybczak
optics-th1330.010Optics construction using TemplateHaskell (bsd3, data, lenses, library, optics)2022-03-220.4.1AdamGundry, AndresLoeh, phadej, arybczak
optics-vl220.01Utilities for compatibility with van Laarhoven optics (bsd3, data, lenses, library, optics)2020-04-150.2.1AdamGundry, AndresLoeh, phadej, arybczak
optimal-blocks60.01Optimal Block boundary determination for rsync-like behaviours (bsd3, data, library, program)2015-04-070.1.0tsuraan
optimization150.01Numerical optimization (bsd3, library, math)2018-01-240.1.9BenGamari
optimusprime90.01A supercompiler for f-lite (bsd3, compiler, language, program, program-transformation)2009-11-170.0.1.20091117JasonReich
optional40.02Using type-classes for optional function arguments (bsd3, development, library)2014-01-020.0.1TonyMorris
optional-args640.03Optional function arguments (bsd3, data, library)2018-02-141.0.2GabrielGonzalez
optparse-applicative5883.0367Utilities and combinators for parsing command line options (bsd3, cli, library, options, parsing, system)2023-05-300.18.1.0PaoloCapriotti, huw
optparse-enum150.00An enum-text based toolkit for optparse-applicative (bsd3, cli, library, options, parsing, system)2019-07-211.0.0.0ChrisDornan
optparse-generic2032.533Auto-generate a command-line parser for your datatype (bsd3, library, program, system)2023-11-201.5.2GabrielGonzalez
optparse-helper70.00Helper functions for optparse-applicative. (bsd3, library, system)2016-05-290.2.1.1pharpend
optparse-simple1200.010Simple interface to optparse-applicative (bsd3, library, options)2021-06-230.1.1.4ChrisDone, MichaelSnoyman
optparse-text210.02Data.Text helpers for optparse-applicative (bsd3, development, library)2016-06-260.1.1.0passy
optparse-th50.00Like `optparse-generic`, but with `TemplateHaskell` for faster builds (bsd3, library, system)2023-12-070.1.0.0parsonsmatt
optparse-version160.01 (bsd3, cli, library)2017-07-250.3.0.0shmish111
optstream50.00Command line option parsing library with a twice applicative interface (bsd3, cli, library, options, parsing)2022-04-140.1.1.0danshved
opusfile160.01FFI bindings for libopusfile (bsd3, library, sound)2021-09-040.1.0.1AlexanderBondarenko
orbits102.250Types and functions for Kepler orbits. (bsd3, library, physics)2022-09-060.4.0.1jophish, expipiplus1
orc170.01Orchestration-style co-ordination EDSL (bsd3, library, program, web)2014-06-171.2.1.4TrevorElliott
orchid80.01Haskell Wiki Library (bsd3, library, network, web)2009-04-010.0.8SebastiaanVisser
orchid-demo90.01Haskell Wiki Demo (bsd3, network, program, web)2009-04-010.0.6SebastiaanVisser
ord-adhoc110.01Creating Ord instances instantly (bsd3, data, library)2013-02-010.0.0.1FumiakiKinoshita
order-maintenance110.03Algorithms for the order maintenance problem with a safe interface (bsd3, data, library)2017-01-060.2.1.0WolfgangJeltsch
order-statistic-tree130.01Order statistic trees based on weight-balanced trees (bsd3, data, library)2018-11-020.1.1.1MZiatdinov
order-statistics70.01L-Estimators for robust statistics (bsd3, library, statistics)2014-08-220.1.1EdwardKmett
ordered-containers2110.015Set- and Map-like types that remember the order elements were inserted (bsd3, data, library)2022-11-010.2.3DanielWagner
ordering-duplicates80.00Functions for detecting duplicates (bsd3, library, test)2023-11-200.1.0TonyMorris
orderly-workers192.00Fork concurrent worker threads and produce ordered results (bsd3, concurrency, library)2019-09-090.1.0.2TomMurphy
orders150.02basic orders (bsd3, data, library)2013-08-020.1.0.0DavidDarais
ordinal200.00Convert numbers to words in different languages. (bsd3, library, number, program, utils)2024-01-180.6.0.0wvanonsem90
oref40.01Owned references in the Ownership Monad (bsd3, data, library)2020-04-130.0.3mcgirr
org-mode150.01Parser for Emacs org-mode files. (bsd3, data, library)2023-04-192.1.0fosskers
org-mode-lucid210.00Lucid integration for org-mode. (bsd3, library, web)2023-04-191.7.0fosskers
orgmode70.01Org Mode library for haskell (bsd3, data, library)2015-09-160.1.0.1lally
orgmode-parse330.02A collection of Attoparsec combinators for parsing org-mode flavored documents. (bsd3, data, library)2018-10-310.3.0ParnellSpringmeyer
origami110.01An un-SYB framework for transforming heterogenous data through folds (bsd3, data, library)2015-10-240.0.6nedervold
orion-hs90.00 (bsd3, library, unclassified)2019-04-030.1.3CorentinDupont
orizentic50.00Token-based authentication and authorization (authentication, bsd3, library, program)2017-07-190.1.0.0savannidgerinel
ormolu3690.02A formatter for Haskell source code (bsd3, development, formatting, library, program)2024-02-160.7.4.0mrkkrp
os-release452.02/etc/os-release helpers (bsd3, library, system)2021-10-091.0.2.1yac, maerwald
os-string1462.04Library for manipulating Operating system strings. (bsd3, library, system)2023-12-152.0.2maerwald
osc60.01A library to handle messages in the OSC protocol (bsd3, library, sound)2015-05-081.0.0.2peacememories
osdkeys90.01Show keys pressed with an on-screen display (Linux only) (bsd3, library, program, screencast)2014-11-010.0ChrisDone
osm-conduit60.01Parse and operate on OSM data in efficient way (bsd3, data, geography, library)2016-03-050.1.0.0przembot
osm-download150.01Download Open Street Map tiles (bsd3, library, network)2012-08-070.4ThomasDuBuisson
osx-ar70.01Parser for OS X static archive format. (bsd3, data, library)2010-03-250.11ErikCharlebois
otp-authenticator100.00OTP Authenticator (a la google) command line client (bsd3, cli, library, program, security)2024-01-150.1.2.1jle
ottparse-pretty130.01Pretty-printer for Ott parse trees (bsd3, program, text)2016-05-210.1.2.6BrentYorgey
overeasy60.00A purely functional E-Graph library (bsd3, data-structures, library)2022-10-040.2.0ejconlon
overloaded142.00Overloaded pragmas as a plugin (bsd3, library, plugin)2021-04-240.3.1phadej
overloaded-records112.01Overloaded Records based on current GHC proposal. (bsd3, data, library)2016-08-170.4.2.0PeterTrsko
pa-error-tree40.02Collect a tree of errors and pretty-print (bsd3, data, library, possehl-analytics)2023-05-190.1.0.0Profpatsch
pa-field-parser90.01“Vertical” parsing of values (bsd3, data, library, possehl-analytics)2023-10-150.3.0.0Profpatsch
pa-json100.00Our JSON parsers/encoders (bsd3, data, library, possehl-analytics)2023-10-150.3.0.0Profpatsch
pa-label180.01Labels, and labelled tuples and enums (GHC >9.2) (bsd3, data, library, possehl-analytics)2024-03-160.1.1.0Profpatsch
pa-prelude40.05The Possehl Analytics Prelude (bsd3, data, library, possehl-analytics)2023-10-150.2.0.0Profpatsch
pa-pretty60.00Some pretty-printing helpers (bsd3, data, library, possehl-analytics)2023-06-060.1.1.0Profpatsch
pa-run-command40.00Helper functions for spawning subprocesses (bsd3, data, library, possehl-analytics)2023-06-190.1.0.0Profpatsch
pack50.01Bidirectional fast ByteString packer/unpacker (bsd3, data, library)2015-02-250.4.0capsjac
package-o-tron (deprecated)50.01Utilities for working with cabal packages and your package database (bsd3, deprecated, development, library, program)2012-10-050.1.0.0JakeWheat
package-version140.00A package for retrieving a package's version number. (bsd3, development, library)2022-10-210.3tbidne
package-vt60.01Haskell Package Versioning Tool (bsd3, development, program)2009-11-270.1.3.3KrzysztofSkrzetnicki
packcheck342.01Universal build and CI testing for Haskell packages (bsd3, ci, library, testing)2023-12-200.7.0harendra
packdeps470.01Check your cabal packages for lagging dependencies. (bsd3, distribution, library, program)2020-07-270.6.0.0MichaelSnoyman
packed60.01 (bsd3, library, unclassified)2018-03-070.1.0andrewthad
packed-dawg170.01Generation and traversal of highly compressed directed acyclic word graphs. (bsd3, data, library)2015-10-280.2.0.8AndrasKovacs
packedstring (deprecated in favor of bytestring)110.08(Deprecated) Packed Strings. (bsd3, deprecated, library, unclassified)2008-11-160.1.0.1IanLynagh
packer180.07Fast byte serializer and unserializer (bsd3, data, library)2015-10-130.1.9VincentHanquez
packer-messagepack50.01MessagePack Serialization an Deserialization for Packer (bsd3, data, library)2017-10-220.2.0.0mtesseract
packman220.02Serialization library for GHC (bsd3, data, ghc, library, serialization)2018-01-190.5.0JostBerthold
packstream100.00PackStream converter for Neo4j BOLT protocol (bsd3, data, library)2021-05-270.1.0.2zmactep
packunused112.01Tool for detecting redundant Cabal package dependencies (bsd3, distribution, program)2017-05-050.1.2HerbertValerioRiedel
pacman-memcache80.01Read whole Pacman database which pushes it into the memory cache (bsd3, program, system)2011-02-040.1.0.3KrzysztofSkrzetnicki
pact-time260.00Time Library for Pact (bsd3, data, library, system)2023-05-120.2.0.2larsk
padKONTROL40.01Controlling padKONTROL native mode (bsd3, library, unclassified)2013-06-100.1FumiakiKinoshita
pagerduty-hs110.00An interface to the PagerDuty API. (api, bsd3, library)2021-07-180.2.0.0dustin
pagination160.01Framework-agnostic pagination boilerplate (bsd3, data, library)2021-03-060.2.2mrkkrp
palette340.010Utilities for choosing and creating color schemes. (bsd3, data, library)2023-07-100.3.0.3BrentYorgey, jeffreyrosenbluth, bergey
palindromes300.01Finding palindromes in strings (algorithms, bsd3, library, program)2012-12-280.4JohanJeuring
pam140.02Haskell binding for C PAM API (authentication, bsd3, library, system)2020-07-010.2.0.0EvgenyTarasov, chris_martin, OscarH
pan-os-syslog50.00Parse syslog traffic from PAN-OS (bsd3, library, network)2020-01-150.1.0.0andrewthad
pandoc-builder-monadic90.00A monadic DSL for building pandoc documents (bsd3, library, text)2023-11-261.1.1414owen
pandoc-citeproc (deprecated in favor of citeproc)1422.03Supports using pandoc with citeproc (bsd3, deprecated, library, program, text)2020-08-020.17.0.2JohnMacFarlane
pandoc-columns40.00A pandoc filter that provides a Markdown extension for columns. (bsd3, library, program, text)2023-03-170.2.0.5AmyDeBuitleir
pandoc-dhall-decoder110.00Decodes pandoc to dhall. (bsd3, dhall-pandoc, library)2020-10-310.1.0.1locallycompact
pandoc-filter-graphviz50.01A Pandoc filter to use graphviz (bsd3, program, text)2017-04-160.1.0.0jpierre03
pandoc-filter-indent110.00Pandoc filter formatting Haskell code fragments using GHC lexer. (bsd3, library, program, text)2021-09-290.3.2.0MichalGajda
pandoc-include-plus60.00Pandoc filter to include files, with image path and heading level adjustment. (bsd3, library, program, text)2023-03-170.1.2AmyDeBuitleir
pandoc-lens192.01Lenses for Pandoc documents (bsd3, library, text)2020-04-030.7.0BenGamari
pandoc-linear-table40.00A pandoc filter that provides a Markdown extension to wrap text in table cells. (bsd3, library, program, text)2023-03-170.2.0.5AmyDeBuitleir
pandoc-link-context410.01Extract "contextual links" from Pandoc (bsd3, library, text)2023-11-201.4.1.0sridca
pandoc-logic-proof40.00A pandoc filter that provides a Markdown extension for logic proofs. (bsd3, library, program, text)2023-03-170.2.0.4AmyDeBuitleir
pandoc-select-code40.00Pandoc filter to extract only the code blocks. (bsd3, program, text)2023-03-170.1.0.2AmyDeBuitleir
pandoc-stylefrommeta230.01Pandoc filter to customize links, images and paragraphs (bsd3, program, text)2023-01-210.3.0.0lyokha
pandoc-types3352.572Types for representing a structured document (bsd3, library, text)2023-08-061.23.1JohnMacFarlane
pandoc-vimhl190.01Pandoc filter for native Vim code highlighting (bsd3, program, text)2023-12-220.2.0.1lyokha
pangraph90.02A set of parsers for graph languages and conversions to graph libaries. (bsd3, data-structures, graphs, library, parser)2018-10-050.2.1thisiswhereitype
pantry1742.01Content addressable Haskell package management (bsd3, development, library)2024-02-250.9.3.2MichaelSnoyman, borsboom, fpcomplete, mpilgrem
pantry-tmp (deprecated in favor of pantry)50.01Content addressable Haskell package management (bsd3, deprecated, development, library)2019-06-130.1.0.0MichaelSnoyman, borsboom, fpcomplete
papa120.06Reasonable default import (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-base80.01Prelude with only useful functions (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-base-export90.04Prelude with only useful functions (bsd3, library, prelude)2018-04-060.4TonyMorris, qfpl
papa-base-implement70.03Useful base functions reimplemented (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-bifunctors130.01Prelude with only useful functions (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-bifunctors-export130.03export useful functions from `bifunctors`. (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-bifunctors-implement120.03useful `bifunctors` functions reimplemented (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-export (deprecated in favor of papa)60.02Reasonable default import (bsd3, deprecated, library, prelude)2017-01-170.2.1TonyMorris
papa-implement (deprecated in favor of papa)80.02Reasonable default import (bsd3, deprecated, library, prelude)2017-01-180.2.2TonyMorris
papa-include (deprecated in favor of papa)60.02Third party libraries (bsd3, deprecated, library, prelude)2016-09-090.1.0TonyMorris
papa-lens120.01Prelude with only useful functions (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-lens-export100.03export useful functions from `lens`. (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-lens-implement190.03useful `lens` functions reimplemented (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-prelude (deprecated in favor of papa)90.02Prelude with only useful functions (bsd3, deprecated, library, prelude)2016-09-090.1.1TonyMorris
papa-prelude-core (deprecated in favor of papa)50.02Prelude with only useful functions (bsd3, deprecated, library, prelude)2016-09-010.0.1TonyMorris
papa-prelude-lens (deprecated in favor of papa)40.02Prelude with only useful functions (bsd3, deprecated, library, prelude)2016-09-010.0.1TonyMorris
papa-prelude-semigroupoids (deprecated in favor of papa)60.02Prelude with only useful functions (bsd3, deprecated, library, prelude)2016-09-080.0.2TonyMorris
papa-prelude-semigroups (deprecated in favor of papa)50.02Prelude with only useful functions (bsd3, deprecated, library, prelude)2016-09-080.0.2TonyMorris
papa-semigroupoids60.01Prelude with only useful functions (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-semigroupoids-export200.03export useful functions from `semigroupoids`. (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-semigroupoids-implement120.03useful `semigroupoids` functions reimplemented (bsd3, library, prelude)2017-10-110.3.1TonyMorris, qfpl
papa-x210.01Prelude with only useful functions (bsd3, library, prelude)2017-10-110.3.1qfpl
papa-x-export90.02export useful functions. (bsd3, library, prelude)2017-10-110.3.1qfpl
papa-x-implement180.02useful functions reimplemented (bsd3, library, prelude)2017-10-110.3.1qfpl
papillon242.06packrat parser (bsd3, library, parsing, program)2019-10-240.1.1.1YoshikuniJujo
pappy80.01Packrat parsing; linear-time parsers for grammars in TDPL. (bsd3, program, text)2012-10-210.1.0.2ChrisDone
paprika70.00The Haskell library and examples for the kids programming robot paprika (bsd3, library, program, system)2016-09-050.1.0.2tkmsm
par-traverse90.00Traverse a directory in parallel (bsd3, concurrent, directory, library, parallel, system)2020-04-240.2.1.0vmchale
para100.01Text paragraph formatting (bsd3, library, text)2010-01-191.1KevinQuick
paragon320.01Paragon (bsd3, language, library, program)2012-07-110.1.28NiklasBroberg
parallel2532.0203Parallel programming library (bsd3, control, library, parallelism)2018-07-133.2.2.0AustinSeipp, BenGamari, HerbertValerioRiedel, IanLynagh, SimonMarlow
parallel-io390.023Combinators for executing IO actions in parallel on a thread pool. (bsd3, concurrency, library)2021-06-030.3.5MaxBolingbroke
parallel-tasks50.01 (bsd3, library, unclassified)2014-08-094.0.1.0NeilBrown
parameterized430.02Parameterized/indexed monoids and monads using only a single parameter type variable. (bsd3, control, library)2017-12-170.5.0.0louispan
parameterized-data130.03Parameterized data library implementing lightweight dependent types (bsd3, data, library)2016-07-080.1.6AlfonsoAcosta, HoseinAttarzadeh, ugeorge, ingo
parameterized-utils652.06Classes and data structures for working with data-kind indexed types (bsd3, data-structures, dependent-types, library)2024-01-152.1.8.0KevinQuick, RobertDockins, ryanglscott, galoisinc
paramtree180.01Generate labelled test/benchmark trees from sets of parameters (benchmarking, bsd3, development, library, testing)2023-07-130.1.2MerijnVerstraaten
parco (deprecated in favor of parser-combinators)70.03Generalised parser combinators (bsd3, deprecated, library, parsing)2013-11-270.1TroelsHenriksen
parco-attoparsec (deprecated in favor of parser-combinators)50.01Generalised parser combinators - Attoparsec interface (bsd3, deprecated, library, parsing)2013-11-270.1TroelsHenriksen
parco-parsec (deprecated in favor of parser-combinators)40.01Generalised parser combinators - Parsec interface (bsd3, deprecated, library, parsing)2013-11-270.1TroelsHenriksen
parcom-lib320.01A simple parser-combinator library, a bit like Parsec but without the frills (bsd3, library, text)2015-07-080.8.0.3TobiasDammers
parconc-examples302.251Examples to accompany the book "Parallel and Concurrent Programming in Haskell" (bsd3, program, sample-code)2021-04-020.4.8SimonMarlow
pareto80.01A library for cause-effect relationships. (bsd3, library, math)2016-10-190.2.0.0bwe
pareto-front70.00Monoids for dealing with Pareto efficiency (bsd3, library, math)2022-02-090.1.0.1quick_dudley
park-bench110.00A quick-and-dirty, low-friction benchmark tool with immediate feedback (benchmarking, bsd3, library)2023-10-110.1.1.0mitchellwrosen
parquet-hs50.00Streaming Parquet reader (bsd3, compression, library)2019-12-140.1.0.0yigitozkavci
parse52.00Simple way to parse strings with Python-like format strings. (bsd3, library, parser)2021-12-110.1.0.0moonsheep
parse-dimacs140.04DIMACS CNF parser library (bsd3, library, parsing)2012-10-011.3DenisBueno
parse-gcstats70.00Parse machine-readable GHC GC stats. (bsd3, data, library)2020-06-300.1.0.0MateuszKowalczyk
parse-help50.01generate command line arguments from a --help output (bsd3, console, library)2012-03-050.0GregWeber
parseargs282.03Parse command-line arguments (bsd3, console, library, program)2019-02-070.2.0.9BartonMassey
parsec-extra170.03Some miscellaneous basic string parsers. (bsd3, library, parsing)2016-11-160.2.0.0AriePeterson
parsec-numbers610.06Utilities for parsing numbers from strings (bsd3, library, parsing)2014-09-050.1.0ChristianMaeder
parsec-parsers (deprecated in favor of parsers)100.01Parsing instances for Parsec (bsd3, deprecated, library, parsing, text)2013-11-050.2DagOdenhall, EdwardKmett
parsec-permutation350.01Applicative permutation parser for Parsec intended as a replacement for Text.Parsec.Perm. (bsd3, library, parsing)2013-03-080.1.2.0SamuelHoffstaetter
parsec-utils120.01Utility functions and combinators for Text.Parsec (bsd3, library, parsing)2012-11-060.1.0.0RemcoNiemeijer
parsec1210.03Portable monadic parser combinators (bsd3, library, parsing)2021-06-221.0.0.8ChristianMaeder
parsec260.03Monadic parser combinators (bsd3, library, parsing)2015-11-171.0.1AntoineLatter
parsec3200.09Monadic parser combinators (bsd3, library, parsing)2015-02-161.0.1.8ChristianMaeder
parsec3-numbers150.03Utilities for parsing numbers from Char sequences (bsd3, library, parsing)2014-09-050.1.0ChristianMaeder
parsedate100.05Data and time parsing for CalendarTime (bsd3, library, unclassified)2007-12-063000.0.0BjornBringert, IsaacJones
parsely70.01 (bsd3, library, parsing)2007-07-150.1SamuelBronson
parser-combinators2550.069Lightweight package providing commonly useful parser combinators (bsd3, library, parsing)2021-02-061.3.0HerbertValerioRiedel, mrkkrp
parser-combinators-tests140.00Test suite of parser-combinators (bsd3, parsing)2021-02-061.3.0mrkkrp
parser-regex140.00Regex based parsers (bsd3, library, parsing)2024-03-040.1.0.0meooow
parser-unbiased-choice-monad-embedding70.00Parsing library with unbiased choice and support for embedding arbitrary monad (bsd3, library, parsing)2023-01-020.0.0.4safinaskar
parser24190.01An interface to create production rules using augmented grammars (bsd3, library, parser)2015-10-230.1.0.2YLiLarry
parsergen140.01TH parser generator for splitting bytestring into fixed-width fields (bsd3, data, library)2014-11-200.2.0.7AkioTakano, JasperVanDerJeugt, JohnLato, MichaelBaikov
parsers2282.2584Parsing combinators (bsd3, library, parsing, text)2022-05-070.12.11EdwardKmett, EricMertens, ryanglscott
parsers-megaparsec70.02`parsers` instances for Megaparsec (bsd3, library, parsing, text)2023-04-050.1.0.2qfpl
parsestar60.01NMR-STAR file format parser. (bsd3, data, library, program)2014-11-031.5MichalGajda
parsimony (deprecated)80.02Monadic parser combinators derived from Parsec (bsd3, deprecated, library, parsing)2012-02-061.3IavorDiatchki
parsix200.01Parser combinators with slicing, error recovery, and syntax highlighting (bsd3, library, parsing)2020-03-010.2.2.1OlleFredriksson
parsley152.251A fast parser combinator library backed by Typed Template Haskell (bsd3, library, parsing)2023-08-202.0.0.1j_mie6
parsley-core302.252A fast parser combinator library backed by Typed Template Haskell (bsd3, library, parsing)2023-08-202.3.0.0j_mie6
parsley-garnish92.250A collection of GHC plugins to work with parsley (bsd3, library, plugin)2021-06-121.0.0.0j_mie6
partage60.01Parsing factorized (bsd3, library, natural-language-processing)2016-03-160.1.0.1JakubWaszczuk
partial-isomorphisms310.04Partial isomorphisms. (bsd3, control, library)2021-09-030.2.3.0TillmannRendel, schernichkin
partial-order1000.03Provides typeclass suitable for types admitting a partial order (bsd3, data, library)2020-03-080.2.0.0mtesseract
partial-records80.00Template haskell utilities for constructing records with default values (bsd3, data, library)2019-10-220.2.2.1mniip
partialord80.01Data structure supporting partial orders (bsd3, data-structures, library)2023-10-130.0.2jcranch
partly70.01Inspect, create, and alter MBRs. (bsd3, filesystem, library, program, system)2012-12-111.0.0.2TimDixon
passage90.01Parallel code generation for hierarchical Bayesian modeling. (bsd3, code-generation, library, statistical-modeling)2011-10-130.1CarterSchonwald, ChadScherrer
password662.252Hashing and checking of passwords (bsd3, data, library)2024-01-283.0.4.0cdepillabout, nideco
password-instances222.00typeclass instances for password package (bsd3, data, library)2021-03-073.0.0.0cdepillabout, nideco
password-types270.02Types for handling passwords (bsd3, data, library)2021-03-071.0.0.0cdepillabout, nideco
pasta (deprecated)80.01PostgreSQL Abstract Syntax Tree Assember (bsd3, deprecated, library, web)2017-09-280.1.0.3diogob
pastis70.01Interface to the past.is URL shortening service (bsd3, library, web)2011-09-260.1.2AlpMestanogullari
patch890.04Data structures for describing changes to other data structures. (bsd3, frp, library)2023-05-240.0.8.2JohnEricson, RyanTrinkle, abrar
patch-combinators130.03A library for patching functions and data structures (bsd3, data, library)2013-10-290.2.2EmilAxelsson
patch-image170.01Compose a big image from overlapping parts (bsd3, graphics)2023-08-190.3.3.2HenningThielemann
patches-vector170.01Patches (diffs) on vectors: composable, mergeable, and invertible. (bsd3, data, library)2016-11-290.1.5.4LiamOConnorDavis
path1882.0127Support for well-typed paths (bsd3, filesystem, library, system)2023-10-180.9.5ChrisDone, danilo2, Norfair, mrkkrp, joehillen, sjakobi
path-extra440.03URLs without host information (bsd3, filesystem, library, system, web)2023-10-020.3.1athanclark
path-io2102.072Interface to ‘directory’ package for users of ‘path’ (bsd3, filesystem, library, system)2023-04-231.8.1mrkkrp
path-pieces970.044Components of paths. (bsd3, library, web, yesod)2015-10-280.2.1MichaelSnoyman
path-tagged202.00A wrapper around the @path@ library, tagged with semantic name. (bsd3, filesystem, library, system)2024-03-050.1.0.0HiromiIshii
pathfindingcore100.01A toy pathfinding library (bsd3, demo, library)2018-03-051.3.0TheBizzle
pathological-bytestrings160.00Pathological ByteStrings for testing (bsd3, bytestring, io, library, testing)2020-01-310.1.0.0vmchale
paths220.04Library for representing and manipulating type-safe file paths (bsd3, library, system)2018-04-180.2.0.0HerbertValerioRiedel
pathtype540.05Type-safe replacement for System.FilePath etc (bsd3, library, system)2024-02-030.8.1.3BenMoseley, HenningThielemann
patience460.05Patience diff and longest increasing subsequence (algorithms, bsd3, library, text)2019-07-290.3KeeganMcAllister, chessai
pattern-matcher130.00A library for compiling pattern-matching to decision trees (bsd3, language, library)2019-06-190.1.0.1GuerricChupin
paymill90.01This is an unofficial client for the Paymill API (bsd3, library, unclassified)2014-06-220.0.0darthdeus
paynow-zw40.00A Haskell wrapper for the Paynow payment gateway (bsd3, library, payments)2022-12-280.1.0.0trevorsibanda
paypal-api90.01PayPal API, currently supporting "ButtonManager" (bsd3, library, network)2012-07-230.2StephenBlackheath
pb60.01pastebin command line application (application, bsd3, console, network, program, utils)2010-08-150.1.0DominikPicheta
pb-next (deprecated)50.00Utility CLI for working with protobuf files (bsd3, deprecated, library, program, web)2017-03-200.1.0.0bgwines
pbc4hs (deprecated)150.01pbc for HsLua (bsd3, deprecated, library, system)2014-02-240.1.1.5DavidFeng
pbkdf140.06Haskell implementation of the PBKDF functions from RFC-2898. (bsd3, cryptography, library)2013-11-231.1.1.1ChrisDornan
pcap290.06A system-independent interface for user-level packet capture (bsd3, library, network)2012-08-300.4.5.2BryanOSullivan, NicholasBurlett
pcap-conduit120.01Conduit <-> libpcap (bsd3, development, library, network)2012-08-080.1AustinSeipp
pcap-enumerator (deprecated)110.01Convert a pcap into an enumerator. (bsd3, deprecated, enumerator, library, network)2014-09-080.5KatsutoshiItoh
pcapng40.00 (bsd3, library, program, unclassified)2020-11-070.1.0.0MichalGajda
pcd-loader110.01PCD file loader. (bsd3, graphics, library, program, robotics)2013-02-260.3.0.1AnthonyCowley
pcf-font152.01PCF font parsing and rendering library. (bsd3, graphics, library)2022-04-220.2.2.1mswan
pcf-font-embed80.01Template Haskell for embedding text rendered using PCF fonts. (bsd3, graphics, library)2018-02-270.1.2.0mswan
pcg-random710.03Haskell bindings to the PCG random number generator. (bsd3, library, system)2023-04-300.1.4.0cchalmers
pcre-less (deprecated)150.01Nicer interface to regex-pcre. (bsd3, deprecated, library, text)2010-10-110.2.1
pcre-light1360.032Portable regex library for Perl 5 compatible regular expressions (bsd3, library, text)2023-09-120.4.1.2DanielDiaz, DonaldStewart
pcre-light-extra50.01pcre-light extra functionality (bsd3, library, text)2010-12-040.0.0SteffenSiering
pcre-utils380.05Perl-like substitute and split for PCRE regexps. (bsd3, library, text)2023-01-310.1.9SimonMarechal
pdf-slave140.01Tool to generate PDF from haskintex templates and YAML input (bsd3, library, program, web)2017-06-291.3.2.0NCrashed
pdf-slave-server60.00Web service for pdf-slave tool (bsd3, library, program, web)2017-07-060.1.2.0NCrashed
pdf-slave-template70.01Template format definition for pdf-slave tool (bsd3, library, web)2017-06-291.2.1.0NCrashed
pdf-toolbox-content260.02A collection of tools for processing PDF files (bsd3, library, pdf)2021-04-280.1.1YurasShumovich
pdf-toolbox-core302.04A collection of tools for processing PDF files. (bsd3, library, pdf)2021-04-280.1.1YurasShumovich
pdf-toolbox-document270.02A collection of tools for processing PDF files. (bsd3, library, pdf)2021-04-300.1.2YurasShumovich
pdf-toolbox-viewer110.01Simple pdf viewer (bsd3, pdf, program)2015-10-160.0.5.0YurasShumovich
pdfinfo300.02Wrapper around the pdfinfo command. (bsd3, library, text)2015-04-131.5.4ChrisDone
pdfsplit80.01split two-column PDFs, so there is one column per page (bsd3, pdf, program, utils)2011-04-010.0.1DanielWagner
pdftotext120.00Extracts text from PDF using poppler (bsd3, library, pdf, program, text)2020-12-010.1.0.1geyaeb
peakachu90.01Experiemental library for composable interactive programs (bsd3, frp, library)2015-05-280.3.1YairChuchem
peano1210.011Peano numbers (bsd3, data, library, math)2023-10-230.1.0.2AndreasAbel
peano-inf270.01Lazy Peano numbers including observable infinity value. (bsd3, data, library)2008-12-050.6.5PeterDivianszky
pec120.01pec embedded compiler (bsd3, language, library, program)2012-03-310.2.3BrettLetner
pecoff130.01Parser for PE/COFF format. (bsd3, data, library)2010-03-250.11ErikCharlebois
pedestrian-dag70.04A pedestrian implementation of directed acyclic graphs (bsd3, data, data-structures, library)2018-09-190.2.0JakubWaszczuk
peggy180.04The Parser Generator for Haskell (bsd3, language, library)2013-01-300.3.2HideyukiTanaka, darkf
pem2090.036Privacy Enhanced Mail (PEM) format reader and writer. (bsd3, data, library)2018-03-020.2.4VincentHanquez
pencil110.00Static site generator (bsd3, library, web)2019-05-311.0.1elben
penn-treebank100.01Tools for manipulating the Penn TreeBank (bsd3, library, natural-language-processing, parsing)2009-06-200.1.0.1EricKow
penntreebank-megaparsec70.00Parser combinators for trees in the Penn Treebank format (bsd3, library, natural-language-processing, parsing)2020-05-140.2.0twotrees12
penny260.01Extensible double-entry accounting system (bsd3, console, finance, library)2014-04-170.32.0.10OmariNorman
penny-bin (deprecated in favor of penny)200.01Deprecated - use penny package instead (bsd3, console, deprecated, finance)2013-08-250.22.0.0OmariNorman
penny-lib (deprecated in favor of penny)210.01Deprecated - use penny package instead (bsd3, console, deprecated, finance)2013-08-250.22.0.0OmariNorman
peparser80.01A parser for PE object files. (bsd3, data, library)2011-09-290.21IanGraves
percent-encoder40.00Percent encode/decode ByteStrings (bsd3, library, network)2020-07-100.0.0.0dnmfarrell
percent-format182.01simple printf-style string formatting (bsd3, library, testing)2023-07-060.0.4rudymatela
perceptron80.01The perceptron learning algorithm. (bsd3, library, machine-learning)2014-04-230.1.0.3StefanHoldermans
perceptual-hash412.00Find duplicate images (application, bsd3, commandline, images, library, program)2023-11-070.1.4.7vmchale
perf342.01Low-level run time measurement. (bsd3, library, performance, program)2023-12-190.12.0.1tonyday567
perf-analysis (deprecated in favor of perf)90.00analysis example using perf (bsd3, deprecated, library, performance, program)2020-05-210.3.0tonyday567
perfect-vector-shuffle130.00Library for performing vector shuffles (bsd3, library, program, random, vector)2019-10-210.1.1.1callanmcgill
perfecthash50.01A perfect hashing library for mapping bytestrings to values. (bsd3, data, data-structures, library)2016-05-020.2.0MarkWotton
period250.00Parse and format date periods, collapse and expand their text representations. (bsd3, library, program, text)2018-08-030.1.0.7alkar
periodic-client50.00Periodic task system haskell client. (bsd3, library, system, web)2020-10-261.1.7.2Lupino
periodic-client-exe60.00Periodic task system haskell client executables (bsd3, program, system, web)2020-08-091.1.7.1Lupino
periodic-common40.02Periodic task system common. (bsd3, library, system, web)2020-08-091.1.7.0Lupino
periodic-server40.00Periodic task system haskell server (bsd3, library, program, system, web)2020-08-091.1.7.1Lupino
perm120.01permutation Applicative and Monad with many mtl instances (bsd3, control, library)2012-11-110.4.0.0AndySonnenburg
permutation210.05A library for permutations and combinations. (bsd3, data-structures, library, math)2015-01-200.5.0.5PatrickPerry, spacekitteh
permutations (deprecated in favor of Fin)50.01Permutations of finite sets (bsd3, deprecated, library, math)2018-05-140.1.0.0
permute (deprecated in favor of parser-combinators)60.03Generalised permutation parser combinator (bsd3, deprecated, library, parsing)2011-09-221.0TroelsHenriksen
persist170.04Minimal serialization library with focus on performance (bsd3, data, library, parsing)2020-05-140.1.1.5minad
persist-state90.00Serialization library with state and leb128 encoding (bsd3, data, library, parsing)2020-06-210.2.0.0minad
persistable-record590.011Binding between SQL database values and haskell records. (bsd3, database, library)2023-12-020.6.0.6KeiHibino
persistable-types-HDBC-pg310.01HDBC and Relational-Record instances of PostgreSQL extended types (bsd3, database, library)2018-06-270.0.3.5KeiHibino
persistent-audit90.00Parses a Persist Model file and produces Audit Models (bsd3, database, library, persistent, program, yesod)2016-09-080.2.0.0mchaver
persistent-discover170.00Persistent module discover utilities (bsd3, library, program, web)2023-10-040.1.0.7parsonsmatt
persistent-equivalence140.01Persistent equivalence relations (aka union-find) (bsd3, data, library)2011-10-010.3ChrisSmith
persistent-generic110.00Derive Persistent classes generically (bsd3, database, library)2020-04-020.1.0.0DavidJohnson
persistent-hssqlppp80.01Declare Persistent entities using SQL SELECT query syntax (bsd3, database, library)2011-10-310.1IlyaPortnov
persistent-instances-iproute (deprecated in favor of persistent-iproute)100.01Persistent instances for types in iproute (bsd3, database, deprecated, library)2015-07-230.1.0.1sickmind
persistent-iproute190.01Persistent instances for types in iproute (bsd3, database, library)2020-11-080.2.5sickmind, MaxGabriel
persistent-migration120.02Manual migrations for the persistent library (bsd3, database, library)2021-09-290.3.0brandonchinn178
persistent-mtl250.02Monad transformer for the persistent API (bsd3, database)2023-12-290.5.1brandonchinn178
persistent-pagination192.00Efficient and correct pagination for persistent or esqueleto queries. (bsd3, database, library)2020-12-010.1.1.2parsonsmatt
persistent-parser120.01Parse persistent model files (bsd3, database, library, persistent, yesod)2016-11-170.1.0.2mchaver
persistent-postgresql-streaming70.01Memory-constant streaming of Persistent entities from PostgreSQL (bsd3, conduit, database, library)2021-10-200.1.0.0isaac_supercede
persistent-protobuf80.01Template-Haskell helpers for integrating protobufs with persistent. (bsd3, database, library)2012-08-080.1.5MichaelStone
persistent-redis320.01Backend for persistent library using Redis. (bsd3, database, library)2022-03-142.13.0.1MichaelSnoyman, PavelRyzhov, psibi, MaxGabriel, parsonsmatt
persistent-refs120.01Haskell references backed by an IntMap for persistence and reversibility. (bsd3, data, library)2015-04-140.4AdamFoltzer
persistent-relational-record90.01relational-record on persisten backends. (bsd3, database, library)2019-03-200.3.0TakahiroHimura
persistent-stm60.00STM transactions involving persistent storage (bsd3, database, library)2022-07-210.1.0.2ChrisSmith
persistent-template-classy100.01Generate classy lens field accessors for persistent models (bsd3, database, lens, library, yesod)2021-05-300.2.0k_bx
persistent-typed-db242.00Type safe access to multiple database schemata. (bsd3, library, web)2022-08-110.1.0.7parsonsmatt
persistent-vector192.03A persistent sequence based on array mapped tries (bsd3, data, library)2020-10-290.2.0TristanRavitch
persistent-zookeeper90.03Backend for persistent library using Zookeeper. (bsd3, database, library)2014-11-260.2.0ikehara, junjihashimoto
peyotls582.02Pretty Easy YOshikuni-made TLS library (bsd3, library, network)2015-10-020.1.6.10YoshikuniJujo
peyotls-codec140.01Codec parts of Pretty Easy YOshikuni-made TLS library (bsd3, library, network)2015-10-19YoshikuniJujo
pez80.01A Pretty Extraordinary Zipper library (bsd3, data, library)2012-01-280.1.0BrandonSimmons
pg50.01Mid-level PostgreSQL client library (bsd3, database, library)2017-01-23charmander
pg-recorder50.00Initial project template from stack (bsd3, library, program, web)2017-07-250.2.0.0diogob
pg-store132.01Simple storage interface to PostgreSQL (bsd3, database, library)2017-12-100.5.0vapourismo
pg-transact250.05A postgresql-simple transaction monad (bsd3, library, web)2021-06-270.3.2.0JonathanFischoff, hecate
pgm180.01Pure Haskell implementation of PGM image format (bsd3, graphics, library)2014-06-050.1.4FrederickRoss, SergeyAstanin
pgp-wordlist370.02Translate between binary data and a human-readable collection of words. (bsd3, data, library, serialization)2019-05-170.1.0.3quchen
pgsql-simple (deprecated in favor of postgresql-simple)50.02A mid-level PostgreSQL client library. (bsd3, database, deprecated, library)2013-03-050.1.2ChrisDone
pgstream (deprecated)50.01Streaming Postgres bindings (bsd3, deprecated, finance, library)2015-05-140.1.0.3sdiehl
phantom-state350.02Phantom State Transformer. Like State Monad, but without values. (bsd3, control, library)2023-09-260.2.1.4DanielDiaz
phasechange60.01Freezing, thawing, and copy elision (bsd3, data, library)2012-06-300.1GaborLehel
phaser130.01Incremental multiple pass parser library. (bsd3, library, text)2018-11-201.0.1.0quick_dudley
phoityne (deprecated in favor of phoityne-vscode)140.01Deprecated - ghci debug viewer with simple editor. (bsd3, deprecated, development, program)2017-02-040.0.5.0phoityne_hs
phoityne-vscode720.01Haskell Debug Adapter for Visual Studio Code. (bsd3, development, program)2019-02-030.0.28.0phoityne_hs
phone-numbers250.01Haskell bindings to the libphonenumber library (bsd3, data, library)2019-10-110.2.0ChristianMarie
phone-push80.01Push notifications for Android and iOS (bsd3, library, network-apis)2013-05-220.1.3DavidFendrich
phonetic-code130.02Phonetic codes: Soundex and Phonix (bsd3, library, natural-language-processing, text)2014-09-220.1.1.1BartonMassey
phooey150.03Functional user interfaces (bsd3, library, user-interfaces)2011-09-102.0.0.1ConalElliott, RussellOConnor
phybin130.01Utility for clustering phylogenetic trees in Newick format based on Robinson-Foulds distance. (bioinformatics, bsd3, library, program)2013-09-200.3RyanNewton
physics100.01dimensions, quantities and constants (bsd3, library, science)2018-10-150.1.2.1knupfer
pi-forall50.01Demo implementation of typechecker for dependently-typed language (bsd3, compilers-interpreters, library, program)2016-08-230.1.1sweirich
pi-lcd170.00Control an Adafruit character LCD and keypad kit on a Raspberry Pi (bsd3, hardware, library, raspberrypi)2017-04-270.1.1.0ppelleti
picoparsec122.01Fast combinator parsing for bytestrings and text (bsd3, library, parsing, text)2015-08-130.1.2.3MarioBlazevic
pidfile170.01Run an IO action protected by a pidfile (bsd3, library, system)2019-03-290.1.0.4petterb
pier100.01Yet another Haskell build system. (bsd3, development, program)2018-09-230.3.0.0JudahJacobson
pier-core80.00A library for writing forwards-declared build systems in haskell. (bsd3, development, library)2018-09-230.3.0.0JudahJacobson
piet50.01A Piet interpreter (bsd3, compilers-interpreters, library, program)2009-01-200.1StephanFriedrichs
pig50.01dice game (bsd3, library, math, program)2018-04-060.0.1AndrewPennebaker
piki160.01Yet another text-to-html converter (bsd3, program, web)2017-11-140.5.3KazuYamamoto
pinch480.04An alternative implementation of Thrift for Haskell. (bsd3, development, library)2024-01-080.5.1.0BenGamari, PhilippHausmann, abhinav
pinch-gen240.00A code generator for the pinch Thrift library. (bsd3, development, program)2024-01-060.4.4.0PhilippHausmann, nhalford
pinchot180.01Write grammars, not parsers (bsd3, development, library)2017-02-030.24.0.0OmariNorman
ping110.00icmp echo requests (bsd3, library, network)2023-06-210.1.0.5andrewthad
pinned-warnings310.00Preserve warnings in a GHCi session (bsd3, development, library, utility)2023-11-250.1.1.0aaronallen8455
pinpon80.00A gateway for various cloud notification services (bsd3, library, network)2018-03-170.2.0.2dhess
pipe-enumerator80.01A bidirectional bridge between pipes and iteratees (bsd3, control, library, pipes)2015-07-070.3.0.2patrykz
piped100.00Conduit with a smaller core (bsd3, control, library)2019-08-010.1.0.0ssadler
pipeline80.00Continuation patterns (bsd3, control, library)2019-02-240.1.0iokasimovmt
pipes2112.75188Compositional pipelines (bsd3, control, library, pipes)2021-05-074.3.16GabrielGonzalez
pipes-aeson390.06Encode and decode JSON streams using Aeson and Pipes. (bsd3, library, parser, pipes)2024-02-230.4.2RenzoCarbonara
pipes-async70.01A higher-level interface to using concurrency with pipes (bsd3, control, library)2018-07-230.1.3JohnWiegley
pipes-attoparsec470.022Attoparsec and Pipes integration. (bsd3, library, parser, pipes)2023-05-020.6.0PaoloCapriotti, RenzoCarbonara
pipes-attoparsec-streaming (deprecated)50.01Streaming parsing in the pipes-core framework with Attoparsec. (bsd3, control, deprecated, library, program)2012-06-200.1.0.0MartinGrabmueller
pipes-bgzf70.01Blocked GZip (bsd3, codec, library, pipes)2015-07-030.2.0.1rcallahan
pipes-binary440.03Encode and decode binary streams using the pipes and binary libraries. (bsd3, library, pipes)2023-10-060.4.4RenzoCarbonara
pipes-break92.01Pipes to group by any delimiter (such as lines with carriage returns) (bsd3, control, library, pipes)2017-03-160.2.0.6mindreader
pipes-brotli60.00Brotli (RFC7932) compressors and decompressors for the Pipes package (bsd3, codec, compression, library, pipes)2019-04-200.0.0.0AndreasAbel, HerbertValerioRiedel
pipes-bytestring450.046ByteString support for pipes (bsd3, control, library, pipes)2021-02-122.1.7GabrielGonzalez
pipes-bzip170.01Streaming compression/decompression via pipes. (bsd3, codec, library)2016-02-290.2.0.4chemist
pipes-category130.01Allows instances for Category, Arrow and ArrowChoice for Pipes. (bsd3, control, library, pipes)2017-10-080.3.0.0louispan
pipes-cborg60.00Encode and decode cborg streams using the pipes and cborg libraries. (bsd3, library, pipes)2019-08-140.1RenzoCarbonara
pipes-cellular90.01Pipes-based combinators for cellular data processing (bsd3, control, library, pipes)2015-07-070.0.0.1patrykz
pipes-cellular-csv90.01Efficient pipes-based cellular CSV codec (bsd3, control, library, pipes)2015-07-071.0.0.0patrykz
pipes-cereal62.01Encode and decode binary streams using the pipes and cereal libraries. (bsd3, library, pipes)2015-07-21ian_mi
pipes-cliff (deprecated)300.01Streaming to and from subprocesses using Pipes (bsd3, concurrency, deprecated, library, pipes)2016-07-160.12.0.0OmariNorman
pipes-concurrency492.021Concurrency for the pipes ecosystem (bsd3, concurrency, control, library, pipes)2021-12-052.0.14GabrielGonzalez
pipes-conduit40.01Conduit adapters (bsd3, control, enumerator, library)2012-03-100.0.1PaoloCapriotti
pipes-core (deprecated in favor of pipes)60.07Compositional pipelines (bsd3, control, deprecated, enumerator, library)2012-04-090.1.0PaoloCapriotti
pipes-courier40.01Pipes utilities for interfacing with the courier message-passing framework. (bsd3, library, pipes)2014-02-080.1.0.0KyleVanBerendonck
pipes-errors70.01Integration between pipes and errors (bsd3, control, error-handling, library, monad, pipes)2015-05-210.3jdnavarro
pipes-extra80.01Various basic utilities for Pipes. (bsd3, control, enumerator, library)2012-06-090.2.0PaoloCapriotti
pipes-extras450.04Extra utilities for pipes (bsd3, control, library, pipes)2018-07-041.0.15GabrielGonzalez
pipes-fastx170.01Streaming parsers for Fasta and Fastq (bsd3, library, pipes)2015-06-260.3.0.0rcallahan
pipes-files100.01Fast traversal of directory trees using pipes (bsd3, data, library)2018-07-230.1.3JohnWiegley, dnadales
pipes-fluid240.01Reactively combines Producers so that a value is yielded as soon as possible. (bsd3, control, frp, library, pipes)2018-06-010.6.0.1louispan
pipes-group500.014Group streams into substreams (bsd3, control, library, pipes)2018-07-041.0.12GabrielGonzalez
pipes-http270.09HTTP client with pipes interface (bsd3, library, pipes, web)2019-02-071.0.6GabrielGonzalez
pipes-illumina50.01Illumina NGS data processing (bsd3, codec, library)2015-07-030.1.0.0rcallahan
pipes-interleave180.02Interleave and merge streams of elements (bsd3, data, library)2018-08-051.1.3BenGamari
pipes-key-value-csv120.01Streaming processing of CSV files preceded by key-value pairs. (bsd3, csv, library, pipes, text)2017-12-290.4.0.3mjmrotek
pipes-lines (deprecated in favor of pipes-break)190.01Pipes for grouping by lines with carriage returns. (bsd3, control, deprecated, library, pipes)2017-03-161.0.3.4mindreader
pipes-lzma142.00LZMA compressors and decompressors for the Pipes package (bsd3, codec, library, program)2020-05-190.2.0.0BenGamari
pipes-misc300.02Miscellaneous utilities for pipes, required by glazier-tutorial (bsd3, control, library, pipes)2018-05-220.5.0.0louispan
pipes-network350.010Use network sockets together with the pipes library. (bsd3, library, network, pipes)2018-05-160.6.5PaoloCapriotti, RenzoCarbonara
pipes-network-tls330.01TLS-secured network connections support for pipes. (bsd3, library, network, pipes)2019-11-170.4RenzoCarbonara
pipes-network-ws90.00WebSockets support for pipes. (bsd3, library, network, pipes)2019-04-170.1RenzoCarbonara
pipes-ordered-zip240.00merge two ordered Producers into a new Producer (bioinformatics, bsd3, library)2021-02-251.2.1stephan_schiffels
pipes-p2p70.01P2P network nodes with pipes (bsd3, library, network, pipes)2015-04-130.4jdnavarro
pipes-p2p-examples (deprecated in favor of pipes-p2p)60.01Examples using pipes-p2p (bsd3, deprecated, network, pipes, program)2014-03-060.3jdnavarro
pipes-parse522.033Parsing infrastructure for the pipes ecosystem (bsd3, control, library, parsing, pipes)2021-02-123.0.9GabrielGonzalez
pipes-protolude50.00Alternate Prelude for the pipes ecosystem (bsd3, library, pipes, program)2016-10-140.1.0.1mckeankylej
pipes-random270.01Producers for handling randomness. (bsd3, control, library)2019-05-101.0.0.5fosskers
pipes-rt100.01A few pipes to control the timing of yields (bsd3, control, library, pipes, program)2015-01-210.5.0imalsogreg
pipes-s3110.01A simple interface for streaming data to and from Amazon S3 (bsd3, library, network)2018-11-040.3.1BenGamari
pipes-safe1690.046Safety for the pipes ecosystem (bsd3, control, error-handling, library, pipes)2023-11-042.3.5GabrielGonzalez
pipes-shell80.01Create proper Pipes from System.Process (bsd3, library, pipes)2015-11-260.1.4kbrei
pipes-sqlite-simple50.01Functions that smash Pipes and sqlite-simple together (bsd3, database, library)2015-10-070.2NickPartridge
pipes-text590.014properly streaming text (bsd3, library, pipes, text)2022-05-261.0.1PeterJones, MichaelThompson
pipes-transduce200.02Interfacing pipes with foldl folds. (bsd3, control, library)2018-05-120.4.4.0DanielDiazCarrete
pipes-vector180.01Various proxies for streaming data into vectors (bsd3, control, library)2015-05-290.6.2BenGamari
pipes-websockets140.01WebSockets in the Pipes framework. (bsd3, library, program, web)2016-01-140.1.0.0ParnellSpringmeyer, NoonSilk
pipes-zeromq480.01Pipes integration for ZeroMQ messaging (bsd3, control, library, network, pipes)2017-04-200.3.0.0peddie
pipes-zlib242.03Zlib and GZip compression and decompression for Pipes streams (bsd3, compression, library, pipes)2018-05-260.4.4.2PaoloCapriotti, RenzoCarbonara
pisigma80.01A dependently typed core language (bsd3, dependent-types, development, language, library, program)2011-05-180.2.1AndresLoeh, DarinMorrison
pivotal-tracker70.00A library and a CLI tool for accessing Pivotal Tracker API (bsd3, library, program, web)2018-05-140.2.0.0utdemir
pixela120.01Pixela client. (bsd3, library, web)2019-01-130.3.1.0kakkun61
pixiv80.00Pixiv API binding based on servant-client (bsd3, library, web)2022-07-250.1.1berberman, Poscat
pkggraph50.01Package dependency graph for installed packages (bsd3, development, program)2009-04-230.1RobinGreen
placeholders282.2520Placeholders for use while developing Haskell code (bsd3, development, library)2011-04-290.1AndreasHammar
plaid230.00Plaid.com api integration library (bsd3, data, library, network, plaid, program, web)2020-03-170.1.0.4v0d1ch
plan-applicative70.01Applicative/Arrow for resource estimation and progress tracking. (bsd3, control, library)2018-08-182.0.1.0DanielDiazCarrete
plan-b (deprecated)70.02Failure-tolerant file and directory editing (bsd3, deprecated, filesystem, library, system)2017-05-230.2.1mrkkrp
planar-graph70.01A representation of planar graphs (bsd3, data, graphs, library, maths)2012-04-271.0.0.0IvanMiljenovic
planb-token-introspection90.01Token Introspection for PlanB (bsd3, library, security)2019-05-030.1.4.0DmitryIvanov, mtesseract
planet-mitchell (deprecated)60.01Planet Mitchell (bsd3, deprecated, library, prelude)2018-10-210.1.0mitchellwrosen
planet-mitchell-test (deprecated)40.01Planet Mitchell (bsd3, deprecated, library, prelude, test)2018-10-210.0.0mitchellwrosen
plankton40.01The core of a numeric prelude, taken from numhask (bsd3, library, mathematics)2017-11-160.0.0.1chessai
plat60.01Simple templating library (bsd3, library, template, text, web)2012-10-300.1.0.1MiguelMitrofanov
platinum-parsing50.00General Framework for compiler development. (bsd3, cli, compilation, compiler, framework, lalr, lexer, library, parser, program)2017-07-190.1.0.0chlablak
playlists180.02Library and executable for working with playlist files. (bsd3, library, program, text)2020-10-290.5.1PeterJones
playlists-http200.01Library to glue together playlists and http-client (bsd3, library, text)2019-04-160.2.1.1PeterJones
plist110.01Generate and parse Mac OS X property list format (bsd3, library, xml)2015-02-260.0.6YurasShumovich
plist-buddy60.01Remote monad for editing plists (bsd3, database, library)2015-12-100.1.0.0AndyGill
plot870.05A plotting library, exportable as eps/pdf/svg/png or renderable with gtk (bsd3, graphics, library)2024-03-180.2.3.12VivianMcPhail
plot-gtk230.01GTK plots and interaction with GHCi (bsd3, graphics, library)2015-12-150.2.0.4VivianMcPhail
plot-gtk360.01GTK3 plots and interaction with GHCi (bsd3, graphics, library)2015-10-170.1.0.2VivianMcPhail
plot-light400.00A lightweight plotting library, exporting to SVG (bsd3, graphics, library)2018-05-130.4.3ocramz
plot-light-examples220.00Example binaries for plot-light (bsd3, graphics, library, program)2018-05-130.3.0.0ocramz
ploton180.00A useful cli tool to draw figures (bsd3, cli, library, program)2020-03-311.2.0.0ishiy
plots370.03Diagrams based plotting library (bsd3, graphics, library)2023-11-140.1.1.4cchalmers
plucky92.00A library and technique for handling errors via plucking constraints (bsd3, data, library)2020-01-210.0.0.1parsonsmatt
plugins441.518Dynamic linking for Haskell and C objects (bsd3, library, system)2022-03-271.6.2.1DonaldStewart, GwernBranwen, IsaacJones, JeremyShaw, SpencerJanssen
plugins-auto70.02Automatic recompilation and reloading of haskell modules. (bsd3, library, system)2011-12-150.0.4FacundoDominguez
plugins-multistage170.02Dynamic linking for embedded DSLs with staged compilation (bsd3, library, system)2020-03-110.6.3AndersPersson
plumbers80.01Pointless plumbing combinators (acme, bsd3, library)2018-01-110.0.4MichaelSloan
plur60.01Plurality monad: Zero, one, or at least two. (bsd3, data, library)2019-02-120.2.0.0joelb
plural130.01Pluralize (bsd3, language, library)2018-06-070.1.0.0fresheyeball
ply-loader260.01PLY file loader. (bsd3, graphics, library, program)2016-12-210.5.0AnthonyCowley
plzwrk142.00A front-end framework (bsd3, library, web)2020-05-220.0.0.10mikesol
png-file100.01read/write png file (bsd3, file, library)2015-12-190.0.1.3YoshikuniJujo
pngload50.01Pure Haskell loader for PNG images (bsd3, codecs, library)2008-06-020.1MarkoLauronen
pngload-fixed40.01Pure Haskell loader for PNG images (bsd3, codecs, library)2014-07-221.0RobAgar
pnm140.01PNM image format header parsing and pretty printing (bsd3, graphics, library)2012-07-030.1.0.0ClaudeHeilandAllen
pocket-dns52.01Multi-backend (zookeeper and sqlite) DNS Server using persistent-library (bsd3, library, network, program)2015-02-270.1.1junjihashimoto
point-octree50.01Point octree, with bounding boxes (bsd3, data, library)2016-07-040.5.5.3MichaelLitchard
pointed1580.029Pointed and copointed data (bsd3, data, library)2022-05-075.0.4EdwardKmett, EricMertens, ryanglscott
pointedalternative50.01Alternative done right (bsd3, library)2016-08-250.1.0.0Gurkenglas
pointedlist480.011A zipper-like comonad which works as a list, tracking a position. (bsd3, data, library)2014-04-260.6.1JeffWheeler, RussellOConnor, fread2281
pointfree-fancy310.01Tool for refactoring expressions into pointfree form (bsd3, library, program, tool)2019-11-271.1.1.15vmchale
pointful320.02Pointful refactoring tool (bsd3, development, library, program)2019-09-161.1.0.0MikhailGlushenkov
pointless-fun240.03Some common point-free combinators. (bsd3, combinators, composition, library, utils)2021-10-181.1.0.8WrenThornton, WrenRomano
pointless-haskell140.08Pointless Haskell library (bsd3, generics, library)2014-05-190.0.9HugoPacheco
pointless-lenses130.03Pointless Lenses library (bsd3, generics, library)2012-01-260.0.9HugoPacheco
pointless-rewrite110.02Pointless Rewrite library (bsd3, generics, library)2012-01-260.0.3HugoPacheco
pokemon-go-protobuf-types70.01Haskell types for the Pokemon Go protobuf protocol. (bsd3, game, library)2016-07-300.1.2RickyElrod
poker-base40.00A library for core poker types (bsd3, library, poker)2021-10-230.1.0.0santiweight
polar230.01Complex numbers in polar form (bsd3, library, math)2014-09-100.0.1StefanKersten
polar-configfile120.01Fork of ConfigFile for Polar Game Engine (bsd3, game-engine, library, parsing)2016-08-070.5.0.0Shockk
polh-lexicon100.01A library for manipulating the historical dictionary of Polish (deprecated) (bsd3, library, natural-language-processing, program)2013-05-080.2.2JakubWaszczuk
polimorf200.03Handling the PoliMorf dictionary (bsd3, library, natural-language-processing)2019-11-300.7.4JakubWaszczuk
poll200.02Bindings to poll.h (bsd3, library, system)2021-03-250.0.0.2HenningThielemann
polling-cache120.00Cache infrequently updated data for simpler distributed systems. (bsd3, cache, distributed-computing, library)2021-08-020.1.1.0jkaye125
poly532.05Polynomials (bsd3, library, math, numerical)2022-12-310.5.1.0Bodigrim
poly-arity230.02Tools for working with functions of undetermined arity (bsd3, data, functions, library)2017-03-190.1.0athanclark
poly-cont60.01Poly-kinded continuations (bsd3, control, library)2018-03-140.1.0.0dfeuer
polyToMonoid120.01Polyvariadic functions mapping to a given monoid (bsd3, data, library)2010-10-140.1KevinJardine
polydata-core40.01Core data definitions for the "polydata" package (bsd3, library, web)2017-10-130.1.0.0clinton
polyglot50.00Haskell to Purescript & Scala 3 transpiler (bsd3, compiler, library, program)2023-05-250.1.1.0albertprz
polynomial-algebra150.01Multivariate polynomial rings (bsd3, library, math)2022-03-240.1.0.1BalazsKomuves
polysemy1272.7574Higher-order, low-boilerplate free monads. (bsd3, language, library)2023-10-081.9.1.3isovector, tek, TheMatten, KingoftheHomeless
polysemy-RandomFu310.00Experimental, RandomFu effect and interpreters for polysemy (bsd3, library, polysemy)2022-04-260.5.0.0adamCS
polysemy-check150.00QuickCheck for Polysemy (bsd3, library, polysemy)2022-12-190.9.0.1isovector
polysemy-fs160.03Low level filesystem operations for polysemy. (bsd3, library, polysemy-filesystem)2020-11-010.1.0.0locallycompact
polysemy-keyed-state190.00Effect for a set of stateful values indexed by a type of keys (bsd3, library)2021-07-130.1.1kcsmnt0
polysemy-managed50.00Primitive functions and data types (bsd3, data, library)2022-05-300.1.0.0haskellworks
polysemy-mocks230.00Mocking framework for polysemy effects (bsd3, library, testing)2022-12-300.3.1.0axeman
polysemy-plugin650.047Disambiguate obvious uses of effects. (bsd3, library, polysemy)2023-12-290.4.5.2isovector, tek, TheMatten, KingoftheHomeless
polysemy-req50.00Polysemy effect for req (bsd3, library, network, web)2021-06-270.1.0MorrowM
polysemy-webserver150.00Start web servers from within a Polysemy effect stack (bsd3, library, web)2023-06-240.2.1.2AndrewMiller
polysemy-zoo360.013Experimental, user-contributed effects and interpreters for polysemy (bsd3, library, polysemy)2023-08-030.8.2.0isovector, tek, TheMatten, KingoftheHomeless
polysoup250.06Online XML parsing with polyparse and tagsoup (bsd3, library, xml)2020-03-090.6.4JakubWaszczuk
polytypeable60.02Typeable for polymorphic types. (bsd3, data, library)2009-04-080.1.0.0LennartAugustsson
polytypeable-utils50.01Utilities for polytypeable. (bsd3, data, library)2009-10-210.1.0.0KiYungAhn
polyvariadic152.02Creation and application of polyvariadic functions (bsd3, data, library)2020-02-040.3.0.4fgaz
pontarius-xmpp602.254An XMPP client library (bsd3, library, network)2023-09-080.5.6.8JonKristensen, PhilippBalzarek, SergeyAlirzaev
pony170.01Can I have a pony? (bsd3, program, system)2009-02-221.0DonaldStewart
pool (deprecated in favor of resource-pool)140.05Thread-safe resource pools. (deprecated) (bsd3, data, database, deprecated, library, yesod)2012-01-250.1.2.1MichaelSnoyman
pooled-io350.03Run jobs on a limited number of threads and support data dependencies (bsd3, library, parallelism)2023-02-150.0.2.3HenningThielemann
pop3-client120.01POP3 Client Library (bsd3, library, network)2011-11-160.1.4PeterVanDenBrand, TomRudick
port-utils320.07Utilities for creating and waiting on ports (bsd3, library, unclassified)2019-04-270.2.1.0JonathanFischoff
portable-lines150.02Alternative 'lines' implementation that understands CR-LF and CR (bsd3, library, text)2011-11-140.1JoeyAdams
portager50.01DSL for configuring Gentoo portage (bsd3, dsl, library)2017-05-220.1.1.0JiriMarsicek
porte100.01FreeBSD ports index search and analysis tool (bsd3, library, program, system)2010-08-290.0.4SamyAlBahra
porter100.01Implementation of the Porter stemming algorithm (bsd3, development, library)2019-06-080.1.0.2MarkWotton, LauraDietz
portmidi-utility170.00PortMidi utilities (bsd3, program, sound)2024-02-180.0HenningThielemann
pos70.02positive numbers (bsd3, data, library, numeric)2022-04-130.3.0.0gbwey
posable60.00A product-of-sums generics library (bsd3, generics, library)2022-06-161.0.0.1riscky
poseidon62.01Simple extensible library to run SQL file against PostgreSQL database. (PostgreSQL, bsd3, database, library, postgresql)2019-09-280.1.1.0FlogFR
poseidon-postgis50.00Extension of Poseidon library for Postgis (Spatial and Geographic objects for PostgreSQL) (bsd3, database, library, postgresql)2019-09-280.1.1.0FlogFR
posit190.00Posit Numbers (bsd3, library, math, numeric)2023-12-082022.2.0.0nwaivio
positive180.02Positive integers. (bsd3, library, unclassified)2015-06-290.4.1HansHoglund
posix-acl90.01Support for Posix ACL (bsd3, library, system)2016-09-110.2.0.1NicolaSquartini
posix-api440.05posix bindings (bsd3, library, system)2024-02-280.7.2.0andrewthad, l3c_amartin
posix-error-codes180.01POSIX error codes (bsd3, library, system)2016-08-260.1.0.0yghor
posix-escape150.05Quote arguments to be passed through the Unix shell (bsd3, library, system)2011-10-090.1KeeganMcAllister
posix-paths540.09POSIX filepath/directory functionality (bsd3, library, system)2021-05-150.3.0.0JohnLato, NiklasHambuechen
posix-pty250.06Pseudo terminal interaction with subprocesses. (bsd3, library, system)2020-07-030.2.2MerijnVerstraaten
posix-realtime70.01POSIX Realtime functionality (bsd3, library, system)2015-11-240.0.0.4MichalGajda, VasiliGalchin
posix-socket140.00Bindings to the POSIX socket API (bsd3, library, system)2018-03-090.3MikhailVorozhtsov
posix-timer200.01Bindings to POSIX clock and timer functions. (bsd3, library, system)2017-12-040.3.0.1MikhailVorozhtsov
possible160.01Three valued Data.Maybe (bsd3, data, library)2019-02-170.1.0.6tolysz
possibly200.05type Possibly a = Either String a (bsd3, data, library)2019-03-161.0.0.0ChrisDornan
post-mess-age170.01Send messages to a handle concurrently without getting them mixed. (bsd3, concurrency, library)2016-03-290.2.1.0DanielDiaz
postcodes60.01A library that gets postcode information from the uk-postcodes.com (bsd3, library, network-apis)2013-10-020.1.1MatthewHall
postgres-options280.04An Options type representing options for postgres connections (bsd3, database, library)2023-09-280.2.1.0JonathanFischoff, OliverCharles
postgres-tmp80.01Create a temporary database that is deleted after performing some operation (bsd3, database, library)2017-12-010.2.0cocreature
postgres-websockets240.00Middleware to map LISTEN/NOTIFY messages to Websockets (bsd3, database, library, postgresql, program, web, websockets)2023-11-110.11.2.2diogob
postgresql-common100.01Library for sharing common PostgreSQL types across Haskell PostgreSQL libraries. (bsd3, library, unclassified)2018-06-210.1.0.1IanDuncan
postgresql-common-persistent90.02Persistent compatibility for postgresql-common (bsd3, library, unclassified)2018-06-180.1.0.0IanDuncan
postgresql-config192.01Types for easy adding postgresql configuration to your program (bsd3, database, library)2015-07-310.1.0AlekseyUymanov
postgresql-connector270.01Initial project postgresql-connector from stack (bsd3, library, web)2018-10-120.2.7markfine
postgresql-copy-escape170.01Format data to feed to a PostgreSQL COPY FROM statement (bsd3, data, library)2019-11-160.1.0.1JoeyAdams
postgresql-libpq2080.039low-level binding to libpq (bsd3, database, library)2023-07-300.10.0.0LeonSmith, phadej
postgresql-libpq-notify220.01Minimal dependency PostgreSQL notifications library (bsd3, database, library)2020-06-090.2.0.0JonathanFischoff
postgresql-lo-stream80.00Utilities for streaming PostgreSQL LargeObjects (bsd3, database, library)2019-08-020.1.1.1abrar
postgresql-ltree40.01Types and functions for representing PostgreSQL's ltree (bsd3, database, library)2022-07-220.0.0.0carymrobbins
postgresql-migration420.00PostgreSQL Schema Migrations (bsd3, database, library, program)2024-03-020.2.1.8andrevdm
postgresql-named40.01Generic deserialization of PostgreSQL rows based on column names (bsd3, library, web)2017-06-150.1.0cocreature
postgresql-placeholder-converter130.02Converter for question mark style and dollar sign style of PostgreSQL SQL. (bsd3, database, library)2021-03-190.2.0.0kakkun61
postgresql-pure160.01pure Haskell PostgreSQL driver (bsd3, database, library)2021-03-270.2.3.0kakkun61
postgresql-query422.03Sql interpolating quasiquote plus some kind of primitive ORM using it (bsd3, database, library)2022-08-223.10.0AlekseyUymanov
postgresql-replicant130.00PostgreSQL logical streaming replication library (bsd3, database, experimental, library, program)2021-10-300.2.0.1agentultra
postgresql-schema280.00PostgreSQL Schema Management (bsd3, database, library, program)2017-12-060.1.14markfine
postgresql-simple2882.75111Mid-Level PostgreSQL client library (bsd3, database, library)2023-08-010.7.0.0LeonSmith, phadej
postgresql-simple-bind110.01FFI-like bindings for PostgreSQL stored functions (bsd3, database, library)2017-05-090.4.1zohl
postgresql-simple-interpolate120.00Interpolated SQL queries via quasiquotation (bsd3, database, library)2023-06-160.1.1.0abrar, 3noch
postgresql-simple-ltree40.00Instances for using ltree with postgresql-simple (bsd3, database, library)2022-07-220.0.0.0carymrobbins
postgresql-simple-migration451.751PostgreSQL Schema Migrations (bsd3, database, library, program)2020-01-150.1.15.0ameingast
postgresql-simple-opts280.04An optparse-applicative and envy parser for postgres options (bsd3, database, library)2020-07-070.6.0.1JonathanFischoff
postgresql-simple-queue220.01A PostgreSQL backed queue (bsd3, library, web)2017-12-211.0.1JonathanFischoff
postgresql-simple-typed90.01Typed extension for PostgreSQL simple (bsd3, database, library)2019-02-010.1.1.1tolysz
postgresql-tx110.05A safe transaction monad for use with various PostgreSQL Haskell libraries. (bsd3, database, library)2020-12-080.3.0.0carymrobbins, jship
postgresql-tx-monad-logger120.01postgresql-tx interfacing for use with monad-logger. (bsd3, database, library)2020-12-080.3.0.0carymrobbins, jship
postgresql-tx-query60.00postgresql-tx interfacing for use with postgresql-query. (bsd3, database, library)2020-12-080.3.0.0carymrobbins, jship
postgresql-tx-simple130.01postgresql-tx interfacing for use with postgresql-simple. (bsd3, database, library)2020-12-080.3.0.0carymrobbins, jship
postgresql-tx-squeal60.01postgresql-tx interfacing for use with squeal-postgresql. (bsd3, database, library)2020-12-080.3.0.0carymrobbins, jship
postgresql-tx-squeal-compat-simple50.00Connection interop from postgresql-simple connections to postgresql-libpq connections. (bsd3, database, library)2020-12-080.2.0.0carymrobbins
postgresql-typed501.255PostgreSQL interface with compile-time SQL type checking, optional HDBC backend (bsd3, database, library)2023-11-090.6.2.5DylanSimon
postgresql-typed-lifted50.01postgresql-typed operations lifted to any instance of MonadBase or MonadBaseControl. (bsd3, database, library)2017-04-170.5.1.1misandrist
postgrest-ws (deprecated in favor of postgres-websockets)170.00PostgREST extension to map LISTEN/NOTIFY messages to Websockets (bsd3, deprecated, library, program, web)2017-11-070.4.2.0diogob
postie250.01SMTP server library to receive emails from within Haskell programs. (bsd3, library, network)2020-10-070.6.0.2alexbiehl, malvo
postmark150.02Library for postmarkapp.com HTTP Api (bsd3, library, network-apis)2019-02-150.2.7MarkHibberd, novemberkilo
postmark-streams110.01Send email via Postmark using io-streams. (bsd3, library, network)2023-07-200.1.0.4petterb
powerdns160.00PowerDNS API bindings for api/v1 (bsd3, library, network)2023-02-070.4.2dminuoso
powerpc60.01Tools for PowerPC programs. (bsd3, language, library)2010-03-100.0.1TomHawkins
powerqueue170.03A flexible job queue with exchangeable backends (bsd3, library, web)2017-03-120.2.0.0AlexanderThiemann
powerqueue-distributed90.01A distributed worker backend for powerqueu (bsd3, library, web)2017-03-120.1.0.0AlexanderThiemann
powerqueue-levelmem50.01A high performance in memory and LevelDB backend for powerqueue (bsd3, library, web)2017-03-120.1.1.0AlexanderThiemann
powerqueue-sqs60.01A Amazon SQS backend for powerqueue (bsd3, library, web)2017-03-120.1.0.0AlexanderThiemann
ppm70.01a tiny PPM image generator (bsd3, codec, library)2009-05-122009.5.13JinjingWang
pqc210.01Parallel batch driver for QuickCheck (bsd3, library, testing)2013-09-150.8DonaldStewart, KidoTakahiro
pqueue1500.015Reliable, persistent, fast priority queues. (bsd3, data-structures, library)2023-08-071.5.0.0LouisWasserman, lspitzner, dfeuer, konsumlamm
pqueue-mtl (deprecated in favor of queuelike)170.01Fully encapsulated monad transformers with queuelike functionality. (algorithms, bsd3, deprecated, library, monads)2009-03-131.0.7LouisWasserman
practice-room90.01Practice Room (bsd3, program, utils)2010-10-260.0.2JinjingWang
praglude120.01A pragmatic Prelude (bsd3, library, web)2017-03-280.4.1.0TobiasDammers
prairie170.00A first class record field library (bsd3, data, library)2024-02-080.0.3.0parsonsmatt
pred-set120.02Simple cached predicates (bsd3, data, library)2016-04-260.0.1athanclark
pred-trie370.02Predicative tries (bsd3, data, library)2018-11-200.6.1athanclark
predicate70.00Predicates (bsd3, library, test)2023-10-300.0.4TonyMorris
predicate-transformers302.00A library for writing predicates and transformations over predicates in Haskell (bsd3, data, library)2022-06-230.8.0.0edmundnoble
predicate-typed300.00Predicates, Refinement types and Dsl (bsd3, data, library)2020-11-200.7.4.5gbwey
predicates90.04A couple of convenience functions for forming predicates. (bsd3, combinators, library)2009-01-230.1GeorgePollard
predictive110.01Predict the future, backtrack on failure (bsd3, data, library)2016-08-220.1.0esz
prednote460.05Evaluate and display trees of predicates (bsd3, data, library)2015-09-100.36.0.4OmariNorman
prednote-test (deprecated in favor of prednote)130.01Tests and QuickCheck generators to accompany prednote. (bsd3, data, deprecated, library, program)2015-01-020.26.0.4OmariNorman
prefetch100.00Prefetch stdin even before stdout is ready (bsd3, concurrency, program)2019-01-240.1.0.0EyalLotem
prefix-expression180.01 (bsd3, library, text)2018-04-111.2.6vonfry
prefix-units200.03A basic library for SI/IEC prefix units (bsd3, data, library)2023-04-260.3.0.1IustinPop
preliminaries110.01A larger alternative to the Prelude. (bsd3, library, prelude)2017-02-010.1.6.0yghor
prelude-compat220.011Provide Prelude and Data.List with fixed content across GHC versions (bsd3, compatibility, haskell2010, library, prelude)2019-05-230.0.0.2HenningThielemann
prelude-edsl260.01An EDSL-motivated subset of the Prelude (bsd3, language, library)2016-04-200.4EmilAxelsson
prelude-extras (deprecated in favor of base, transformers-compat)360.08Higher order versions of Prelude classes (bsd3, combinators, deprecated, library, polymorphism)2016-01-170.4.0.3EdwardKmett, EricMertens
prelude-plus100.01Prelude for rest of us (bsd3, control, data, system)2009-10-140.0.0.6YusakuHashimoto
prelude-safeenum300.02A redefinition of the Prelude's Enum class in order to render it safe. (bsd3, library, prelude)2021-10-180.1.1.3WrenThornton, WrenRomano
prelude2010100.01Provide Prelude with fixed content across GHC versions (bsd3, haskell2010, library, prelude)2016-04-160.0HenningThielemann
preludeplus160.01Generalizes List functions and replaces partials with NonEmpty equivalents. (bsd3, library, prelude)2018-08-260.1.0.5jnbooth
preprocess-haskell60.01Preprocess Haskell Repositories. (bsd3, language, library)2015-03-120.0.1.1bsummer4
preprocessor-tools180.01A framework for extending Haskell's syntax via quick-and-dirty preprocessors (bsd3, code-generation, language, library, source-tools)2018-05-052.0.2JesseTov
preql130.00safe PostgreSQL queries using Quasiquoters (bsd3, database, library, postgresql)2021-07-310.6bergey
presburger250.03A decision procedure for quantifier-free linear arithmetic. (algorithms, bsd3, library)2015-03-241.3.1IavorDiatchki
present220.01Make presentations for data types. (bsd3, development, library)2017-03-224.1.0ChrisDone, sjakobi
prettify130.06Haskell2010 structured text formatting (bsd3, library, text)2013-06-031.0HansHoglund
pretty672.0435Pretty-printing library (bsd3, library, text)2018-01-291.1.3.6DavidTerei, IanLynagh
pretty-class (deprecated in favor of prettyclass, pretty)180.03Pretty printing class similar to Show. (bsd3, deprecated, library, text)2014-09-141.0.1.1DavidFox
pretty-diff200.03Pretty printing a diff of two values. (bsd3, diffing, library)2021-02-250.4.0.3stoeffel, JasperWoudenberg
pretty-display240.01Typeclass for human-readable display (bsd3, library, program, text)2016-11-260.1.10jsermeno
pretty-ghci62.00Functionality for beautifying GHCi (bsd3, library, program, text)2019-04-160.2.0.0harpocrates
pretty-hex480.09A library for hex dumps of ByteStrings (bsd3, data, library)2019-12-041.1EricMertens, IavorDiatchki, galoisinc
pretty-loc180.00Tracking and highlighting of locations in source files (bsd3, compilers-interpreters, data, diagnostics, library, pretty-printer, text)2019-06-190.1.0.1GuerricChupin
pretty-ncols50.02A implementation of multi-column layout w/ Text.PrettyPrint (bsd3, library, text)2009-04-160.1JoeFredette
pretty-simple2612.534pretty printer for data types with a 'Show' instance. (bsd3, library, text)2022-10-154.1.2.0cdepillabout, andrewlei, GeorgeThomas
pretty-sop230.01A generic pretty-printer using generics-sop (bsd3, generics, library)2019-05-090.2.0.3AndresLoeh, EdskoDeVries
pretty-terminal360.017Styling and coloring terminal output with ANSI escape sequences. (bsd3, library, program, terminal)2018-02-030.1.0.0loganmac
pretty-tree170.04Pretty-print trees (bsd3, data, library)2012-10-260.1.0.0IvanMiljenovic
pretty-types202.03A small pretty printing DSL for complex types. (bsd3, library, text)2021-01-210.4.0.0SvenHeyll
prettyFunctionComposing140.01prettier function composition by (°) (bsd3, library, syntax)2016-05-132.0.0Nick_Rudnick
prettychart60.00Pretty print charts from ghci. (bsd3, graphics, library)2023-12-290.2.0.0tonyday567
prettyclass370.022Pretty printing class similar to Show. (bsd3, library, text)2008-12-051.0.0.0LennartAugustsson
prettyprint-avh460.00API for prettyprinting custom syntax trees (extracted from elm-format) (bsd3, library, pretty-printer, text)2023-04-150.1.1.0avh4
prettyprinter-graphviz240.00A prettyprinter backend for graphviz (bsd3, graphics, library)2020-10-091.1.0.0GeorgeThomas
prettyprinter-lucid90.00A prettyprinter backend for lucid (bsd3, library, web)2020-08-170.1.0.1GeorgeThomas
preview60.01The method of previewing data (instead of wholly show-ing it) (bsd3, data, library)2017-08-060.1.0.4AlexanderThiemann
prim-array70.03Primitive byte array with type variable (bsd3, library, web)2018-03-200.2.2andrewthad
prim-instances60.02Prim typeclass instances (bsd3, data, library)2019-06-260.2chessai
prim-ref40.01Primitive byte array with type variable (bsd3, library, web)2018-05-050.1andrewthad
prim-spoon120.01Catch errors thrown from pure computations using primops. (bsd3, error-handling, library)2016-05-020.1.0lambdamichael
primal122.01Primeval world of Haskell. (algorithms, bsd3, library)2021-01-220.3.0.0lehins
primal-memory122.00Unified interface for memory managemenet. (algorithms, bsd3, library)2021-01-220.3.0.0lehins
primecount110.00Bindings to the primecount library (bsd3, library, math, number-theory)2023-08-240.1.0.1pgujjula
primes1292.017Efficient, purely functional generation of prime numbers (algorithms, bsd3, library, numerical)2011-04-290.2.1.0SebastianFischer
primitive7012.5544Primitive memory-related operations (bsd3, data, library)2023-10-050.9.0.0HerbertValerioRiedel, Bodigrim, andrewthad, chessai, topos
primitive-addr1120.07Addresses to unmanaged memory (bsd3, data, library)2024-03-050.1.0.3andrewthad, chessai, l3c_amartin
primitive-atomic50.00Wrappers for primops around atomic operations (bsd3, data, library)2019-05-230.1.0.1andrewthad
primitive-checked130.07primitive functions with bounds-checking (array, bsd3, library)2022-04-150.7.3.0andrewthad, konsumlamm
primitive-containers150.03containers backed by arrays (bsd3, data-structures, library)2023-07-050.5.1andrewthad
primitive-convenience40.00convenience class for PrimMonad m/PrimState m (bsd3, data, library)2019-09-260.1chessai
primitive-foreign60.00using the `Prim` interface for the FFI (bsd3, data, library)2019-11-150.1.1chessai
primitive-indexed40.01 (bsd3, library, unclassified)2018-06-110.1.0.0andrewthad
primitive-maybe80.01Arrays of Maybes (array, bsd3, library)2019-01-080.1.1.1andrewthad, chessai
primitive-offset830.04Types for offsets into unboxed arrays (bsd3, data, library)2024-03-050.2.0.1andrewthad, l3c_amartin
primitive-simd62.01SIMD data types and functions (bsd3, data, library)2016-02-010.1.0.0JonasScholl
primitive-slice50.01Slices of primitive arrays (bsd3, data, library)2023-01-110.1.0.0andrewthad
primitive-sort130.01Sort primitive arrays (bsd3, library, software)2024-02-070.1.2.4andrewthad, l3c_amartin
primitive-stablename40.00primitive operations on StableNames (bsd3, data, library)2019-05-160.1chessai
primitive-unaligned440.02Unaligned access to primitive arrays (bsd3, data, library)2022-09-120.1.1.2andrewthad, chessai
primitive-unlifted1930.020Primitive GHC types with unlifted types inside (bsd3, data, library)2023-06-282.1.0.0andrewthad, chessai
primus90.01nonempty and positive functions (bsd3, data, general, library)2022-04-130.3.0.0gbwey
pringletons60.01Classes and data structures complementing the singletons library (bsd3, library, web)2016-10-300.4andrewthad
print-console-colors212.00Print all ANSI console colors (bsd3, console, library, program)2019-09-170.1.0.0cdepillabout
printcess100.01Pretty printing with indentation, mixfix operators, and automatic line breaks. (bsd3, library, pretty-printer)2017-01-260.1.0.3m0rphism
printf-mauke290.01A Perl printf like formatter. (bsd3, library, text)2016-04-170.7.0LukasMai
printf-safe290.01Type safe interface for Text.Printf (bsd3, library, text)2016-09-090.1.0.1kcsongor
prints70.01The Artist Formerly Known as Prints (bsd3, library, text)2018-03-010.1.0.2ev
printxosd90.01Simple tool to display some text on an on-screen display (bsd3, graphics, program)2008-11-220.1DonaldStewart
priority-queue160.02Simple implementation of a priority queue. (bsd3, data, library)2010-10-200.2.2JamesCook
priority-sync210.02Cooperative task prioritization. (bsd3, concurrency, library, program)2011-04-060.2.1.1ChristopherLaneHinson
privileged-concurrency230.01Provides privilege separated versions of the concurrency primitives. (bsd3, concurrency, library)2017-12-080.7.0JeffShaw, OmerAgacan
prizm290.01Convert colors to different color spaces, interpolate colors, and transform colors (bsd3, graphics, library)2017-04-293.0.0ParnellSpringmeyer
prob80.00Discrete probability monad (bsd3, library, math)2022-12-190.1.1ChrisSmith
prob-fx70.00A library for modular probabilistic modelling (bsd3, library, program, statistics)2022-07-170.1.0.2minnguyen
probability410.04Probabilistic Functional Programming (bsd3, graphics, library, math, monads)2023-02-150.2.8HenningThielemann
probable92.02Easy and reasonably efficient probabilistic programming and random generation (bsd3, library, math, statistics)2018-02-110.1.3AlpMestanogullari
process4582.01001Process libraries (bsd3, library, system)2023-09-201.6.18.0AustinSeipp, BenGamari, HerbertValerioRiedel, IanLynagh, MichaelSnoyman, SimonMarlow, tomjaguarpaw
process-conduit (deprecated in favor of conduit-extra)470.07Conduits for processes (deprecated) (bsd3, conduit, deprecated, library, system)2014-07-171.2.0.1HideyukiTanaka, MichaelSnoyman
process-iterio60.01IterIO Process Library (bsd3, library, system)2012-11-050.0.0GregFitzgerald
process-leksah60.03Process libraries (bsd3, library, system)2010-12-031.0.1.4HamishMackenzie
process-progress (deprecated in favor of process-extras)60.01Run a process and do reportsing on its progress. (bsd3, deprecated, library, system)2014-09-020.14DavidFox
process-qq50.01Quasi-Quoters for exec process (bsd3, library, system)2011-12-050.2.0HideyukiTanaka
process-streaming450.02Streaming interface to system processes. (bsd3, library, system)2018-04-070.9.3.0DanielDiazCarrete
processing252.01Web graphic applications with processing.js. (bsd3, graphics, library)2016-06-011.2.0.2DanielDiaz
processing-for-haskell180.02Computer graphics for kids and artists with Processing implemented in Haskell. (bsd3, graphics, library)2016-07-060.1.0.1AntonKholomiov
processmemory50.00C bindings for the gnu-extension functions process_vm_readv and process_vm_writev (bsd3, library, system)2020-06-050.1.0.0martijn
processor-creative-kit110.01a creation kit for instruction sets and cpu simulators and development tools (bsd3, embedded, hardware, language, library, system)2015-01-310.1.0.1takenobut
procrastinating-variable60.02Haskell values that cannot be evaluated immediately. (bsd3, data, library)2009-06-081.0.2GregoryCrosswhite
procstat60.01get information on processes in Linux (bsd3, library, system)2011-05-010.1.0.1PatrickPalka
product (deprecated)200.01Product category (bsd3, deprecated, library, math)2017-11-280.1.0.0
product-isomorphic200.05Weaken applicative functor on products (bsd3, data, library)2023-11-260.0.3.4KeiHibino
product-profunctors520.010product-profunctors (bsd3, category, control, library)2023-04-130.11.1.1tomjaguarpaw
prof2dot70.01Convert GHC profiles into GraphViz's dot format (bsd3, development, program)2008-08-040.4.1GregoryWright
prof2pretty60.01generate pretty source from time/allocation profiles (bsd3, development, profiling, program)2012-06-300.1.0.0ClaudeHeilandAllen
profiterole170.01Restructure GHC profile reports (bsd3, development, program)2017-06-020.1NeilMitchell
profiteur822.251Treemap visualiser for GHC prof files (bsd3, development, library, profiling, program)2023-10-230.4.7.0JasperVanDerJeugt
profunctor-arrows100.01Profunctor arrows (bsd3, data, library, profunctors)2020-03-070.0.1cmk
profunctor-extras480.04This package has been absorbed into profunctors 4.0 (bsd3, categories, control, library)2013-10-134.0EdwardKmett
profunctor-misc170.01Profunctor miscellany (bsd3, data, library, profunctors)2019-10-300.0.0.1cmk
profunctor-optics100.00A compact optics library compatible with the typeclasses in profunctors. (bsd3, data, lenses, library, profunctors, program)2020-03-090.0.2cmk
profunctors3462.75249Profunctors (bsd3, categories, control, library)2021-02-175.6.2EdwardKmett, ryanglscott
program60.00Programs with Environments and Managed Resources (bsd3, control, library)2021-12-020.1.0.0MichaelSzvetits
progress90.02Simple progress tracking & projection library (bsd3, library, user-interfaces)2009-09-101.0MariusEriksen
progress-meter70.01Live diagnostics for concurrent activity (bsd3, library, system)2017-12-251.0.0.1esz
progressbar (deprecated)60.01Progressbar API (bsd3, deprecated, library, system)2009-01-210.0.1AustinSeipp
progression130.01Automates the recording and graphing of criterion benchmarks (bsd3, development, library)2013-06-230.5.0.2KidoTakahiro, NeilBrown
progressive60.01Multilabel classification model which learns sequentially (online). (bsd3, program, unclassified)2013-11-120.1.0.1GrzegorzChrupala
project-forge (deprecated)60.00A project initialization library (bsd3, deprecated, development, library)2022-10-040.3.0.0bradleysaul
project-template870.03Specify Haskell project templates and generate files (bsd3, development, library)2020-07-060.2.1.0MichaelSnoyman
projection170.03Projection function for arbitrarily nested binary product types. (bsd3, generics, library)2014-08-220.1PatrickBahr
prometheus1462.255Prometheus Haskell Client (bsd3, library, metrics, monitoring, system, web)2023-07-262.2.4wraithm, LukeHoersten, cdepillabout
prometheus-effect (deprecated in favor of prometheus-client, wai-middleware-prometheus, prometheus-metrics-ghc)52.00Instrument applications with metrics and publish/push to Prometheus (bsd3, deprecated, library, program, unclassified)2017-11-081.1.0OliverCharles
prometheus-proc190.00Export metrics from /proc for the current process (bsd3, library, system)2023-05-110.1.5.0OliverCharles
prometheus-wai-middleware160.00Instrument a wai application with various metrics (bsd3, library, program, web)2020-07-301.0.1.0wraithm, IanShipman
promise40.01A monadic interface for async (bsd3, concurrency, library)2014-05-280.1.0.0JonathanFischoff
promises292.01Lazy demand-driven promises (bsd3, concurrent, lazy, library)2016-01-170.3EdwardKmett, phadej, ryanglscott
pronounce90.01A library for interfacing with the CMU Pronouncing Dictionary (bsd3, library, text)2018-08-231.2.0.0NoahGoodman
prop-unit60.00Conveniences for using Hedgehog as a unit test runner (bsd3, library, testing)2023-11-250.1.2ejconlon
propane50.01Functional synthesis of images and animations (bsd3, graphics, library)2011-12-220.1KeeganMcAllister
propeller90.01A Simple Propagator Library (bsd3, data, library)2020-02-100.1.0.0MichaelSzvetits
properties60.01check quickCheck properties in real time. (bsd3, library, testing)2010-06-110.0.2AlbertoCorona
property (deprecated)100.02common properties (bsd3, deprecated, library, math, testing)2019-10-300.0.1cmk
proplang60.01A library for functional GUI development (bsd3, library, user-interfaces)2007-08-150.1NeilMitchell
props90.01Reusable quickcheck properties (bsd3, library, test)2014-08-120.1.2AlecHeller
prospect210.01Explore continuations with trepidation (bsd3, control, library)2018-07-100.1.0.0isovector
prosper50.01Bindings to the Prosper marketplace API (bsd3, finance, library)2015-04-100.1.1wraithm
proteaaudio250.02Simple audio library for Windows, Linux, OSX. (bsd3, library, sound)2023-10-220.10.1CsabaHruska
proteaaudio-sdl120.01Simple audio library for SDL. (bsd3, library, sound)2023-10-220.10.1CsabaHruska
proto-lens1492.042A lens-based implementation of protocol buffers in Haskell. (bsd3, data, library)2023-12-230.7.1.4JudahJacobson, gnezdo, JinwooLee
proto-lens-arbitrary310.02Arbitrary instances for proto-lens. (bsd3, data, library)2023-12-230.1.2.12JudahJacobson, gnezdo, JinwooLee
proto-lens-combinators (deprecated in favor of proto-lens)160.01Utilities functions to proto-lens. (bsd3, data, deprecated, library)2018-10-120.4.0.1JudahJacobson, gnezdo
proto-lens-descriptors (deprecated in favor of proto-lens)90.02Protocol buffers for describing the definitions of messages. (bsd3, data, deprecated, library)2017-07-310.2.2.0JudahJacobson, gnezdo
proto-lens-jsonpb292.01JSON protobuf encoding for proto-lens (bsd3, library, web)2023-01-050.2.2patrick_thomson, tclem, robrix, rewinfrey
proto-lens-optparse290.01Adapting proto-lens to optparse-applicative ReadMs. (bsd3, data, library)2023-12-230.1.1.11JudahJacobson, gnezdo, JinwooLee
proto-lens-protobuf-types410.06Basic protocol buffer message types. (bsd3, data, library)2024-01-260.7.2.0JudahJacobson, gnezdo, JinwooLee
proto-lens-protoc820.011Protocol buffer compiler for the proto-lens library. (bsd3, data, library, program)2023-12-230.8.0.0JudahJacobson, gnezdo, JinwooLee
proto-lens-runtime1160.019 (bsd3, library, unclassified)2023-12-230.7.0.5JudahJacobson, gnezdo, JinwooLee
proto-lens-setup490.01Cabal support for codegen with proto-lens. (bsd3, library, unclassified)2023-12-230.4.0.7JudahJacobson, gnezdo, JinwooLee
protobuf380.07Google Protocol Buffers via GHC.Generics (bsd3, data, library)2021-12-20NathanHowell, YorickLaupa
protobuf-builder40.00Slow protobuf implementation (bsd3, data, library)2022-12-210.1.0.0andrewthad
protobuf-native50.01Protocol Buffers via C++ (bsd3, data, library, program)2014-10-161.0.0.1MaxwellSwadling
protocol70.00Model distributed system as type-level multi-party protocol (bsd3, control, distributed-computing, distributed-systems, library, protocol)2020-07-120.1.0.1epoberezkin
protocol-buffers1222.021Parse Google Protocol Buffer specifications (bsd3, library, text)2020-11-052.4.17ChrisKuklewicz, TvH, k_bx
protocol-buffers-descriptor1120.019Text.DescriptorProto.Options and code generated from the Google Protocol Buffer specification (bsd3, library, text)2020-11-052.4.17ChrisKuklewicz, TvH, k_bx
protocol-buffers-descriptor-fork70.03Text.DescriptorProto.Options and code generated from the Google Protocol Buffer specification (bsd3, library, text)2014-08-282.0.16StefanWehr
protocol-buffers-fork60.05Parse Google Protocol Buffer specifications (bsd3, library, text)2014-08-282.0.16StefanWehr
protocol-radius210.01parser and printer for radius protocol packet (bsd3, library, network)2018-08-250.0.1.1KeiHibino
protocol-radius-test150.01testsuit of protocol-radius haskell package (bsd3, library, testing)2019-09-130.1.0.1KeiHibino
protolude-lifted60.01Protolude with lifted-base and lifted-async. (bsd3, library, prelude)2017-03-020.1.1.0ppb
proton70.00 (bsd3, library, unclassified)2021-05-240.0.4ChrisPenner
prototype130.01prototype-based programming on Haskell (bsd3, development, library)2011-08-150.5.3YoshikuniJujo
prove-everywhere-server70.01The server for ProveEverywhere (bsd3, program, web)2014-09-130.1.1ShoheiYasutake
proxied200.02Make functions consume Proxy instead of undefined (bsd3, data, library)2019-02-200.3.1ryanglscott
proxy-kindness50.02A library for kind-polymorphic manipulation and inspection of Proxy values (bsd3, data, library)2013-11-150.1BrandonSimmons
proxy-mapping100.01Mapping of Proxy Types (bsd3, data, library)2017-12-040.1.0.1DanielVanDenEijkel
pseudo-boolean330.01Reading/Writing OPB/WBO files used in pseudo boolean competition (bsd3, constraints, data, library, logic, optimisation, optimization)2024-03-140.1.11.0MasahiroSakai
pseudo-trie130.03A tagged rose-tree with short circuited unique leaves (bsd3, library, unclassified)2015-04-080.0.4.3athanclark
pseudomacros110.01cpp-style built-in macros using Template Haskell (bsd3, development, library, template-haskell)2015-04-270.0.2LukasMai
psql42.00PostgreSQL client (bsd3, database, library)2022-01-090.0.0vapourismo
psql-utils120.00PostgreSQL Simple util tools. (bsd3, data, library, postgresql)2020-09-140.2.0.1Lupino
psqueues2962.2537Pure priority search queues (bsd3, data-structures, library)2023-10-270.2.8.0JasperVanDerJeugt
pstemmer120.00A Haskell Implementation of the Porter Stemmer (bsd3, library, natural-language-processing, program)2016-08-020.1.0.0wapxmas
psx60.00Integrate libpsx with the GHC RTS (bsd3, library, system)2023-02-280.1.1.1NicolasTrangez
pthread200.01Bindings for the pthread library. (bsd3, ffi, library, system)2019-06-170.2.1FacundoDominguez
pub180.01Pipe stdin to a redis pub/sub channel (bsd3, program, utility)2017-05-293.0.0ParnellSpringmeyer
publicsuffixlist190.06Is a given string a domain suffix? (bsd3, library, network)2013-04-110.1MylesMaxfield
publicsuffixlistcreate60.01Create the publicsuffixlist package (bsd3, library, network)2013-02-200.0.2MylesMaxfield
pubsub70.01A library for Google/SixApart pubsub hub interaction (bsd3, library, program, web)2009-08-090.11SigbjornFinne
puffytools40.01A CLI assistant (bsd3, library, program, utility)2014-12-060.0.0.1pharpend
pugs-DrIFT180.02DrIFT with pugs-specific rules. (bsd3, library, program, pugs)2015-08-152.2.3.20150815AudreyTang, JeffShaw
pugs-hsregex50.01Haskell PCRE binding (bsd3, library, text)2008-02-201.0GwernBranwen
pulse-simple210.04binding to Simple API of pulseaudio (bsd3, library, sound)2012-12-200.1.14DaikiHanda, turion
punycode320.04Encode unicode strings to ascii forms according to RFC 3492 (bsd3, library, text, web)2013-01-052.0JonKristensen, MylesMaxfield
pure-cdb60.01Another pure-haskell CDB (Constant Database) implementation (bsd3, database, library)2016-01-190.1.2BorisSukholitko
pure-fft180.04Fast Fourier Transform (bsd3, library, math, numerical)2009-03-150.2.0MattMorrow
pure-io162.01Pure IO monad. (bsd3, development, education, library)2014-06-300.2.1ChrisDone
pure-priority-queue120.01A pure priority queue. (bsd3, data, library)2009-12-130.14BradLarsen
pure-priority-queue-tests40.01Tests for the pure-priority-queue package (bsd3, data, program)2009-10-120.12BradLarsen
pure-zlib220.04A Haskell-only implementation of zlib / DEFLATE (bsd3, codec, library, program)2021-10-300.8.0AdamWick
pureMD5810.073A Haskell-only implementation of the MD5 digest (hash) algorithm. (bsd3, codes, cryptography, data, library)2021-10-142.1.4ThomasDuBuisson, haskell_github_trust
purenix50.00Nix backend for PureScript. Transpile PureScript code to Nix. (bsd3, library, program, unclassified)2022-10-301.1cdepillabout, jonascarpay
purescript2432.759PureScript Programming Language Compiler (bsd3, language, library, program)2024-02-070.15.15PhilFreeman, hdgarrood, kritzcreek, garyb, LiamGoodacre, PureFunctor, kl0tl, jalexm
purescript-ast100.02PureScript Programming Language Abstract Syntax Tree (bsd3, language, library)2021-04-180.1.1.0hdgarrood, kritzcreek, garyb, LiamGoodacre, kl0tl
purescript-bridge591.251Generate PureScript data types from Haskell data types (bsd3, library, web)2023-01-280.15.0.0eskimo, peterbecich
purescript-cst100.04PureScript Programming Language Concrete Syntax Tree (bsd3, language, library)2022-02-260.5.0.0hdgarrood, kritzcreek, garyb, LiamGoodacre, kl0tl, jalexm
purescript-iso220.01Isomorphic trivial data type definitions over JSON (bsd3, library, web)2018-11-290.0.6athanclark
purescript-tsd-gen70.00TypeScript Declaration File (.d.ts) generator for PureScript (bsd3, language, library, program)2019-06-210.3.0.0aratamizuki
pursuit-client (deprecated)140.00A cli client for pursuit (bsd3, deprecated, library, program, web)2016-04-300.1.0gilmi
purview80.00A simple, fun way to build websites (bsd3, library, web)2023-09-290.2.0.2bontaq
push-notifications50.00Push notifications for Android and iOS (bsd3, library, network-apis)2019-04-030.2.1abrar
push-notify-apn190.00Send push notifications to mobile iOS devices (bsd3, cloud, library, mobile, network, program)2021-09-270.3.0.2hc
pushbullet100.01Simple push support for pushbullet (bsd3, library, unclassified)2017-04-180.0.0KevinCotrone
pushme250.01Tool to synchronize directories with rsync, zfs or git-annex (bsd3, program, system)2018-07-232.1.3JohnWiegley
pushover190.01A Haskell Pushover API library (bsd3, library, web)2017-03-040.1.0.1DanMeakin
putlenses150.01Put-based lens library (bsd3, generics, lenses, library)2014-09-300.1.3HugoPacheco
pvar712.01Mutable variable with primitive values (bsd3, data, library)2020-10-191.0.0.0lehins
pvd110.01A photo viewer daemon application with remote controlling abilities. (bsd3, image-viewer, program)2011-04-151.1.1RickardNilsson
pvector70.00Fast persistent vectors (bsd3, data, library)2023-03-290.1.1BrianShu
pwstore-fast540.014Secure password storage. (bsd3, cryptography, library)2014-10-032.4.4PeterScott
pwstore-purehaskell180.02Secure password storage, in pure Haskell. (bsd3, cryptography, library)2014-10-032.1.4CorentinDupont, PeterScott
python-pickle140.01Serialization/deserialization using Python Pickle format. (bsd3, development, library, program)2024-02-100.3.0VoMinhThu, tacopeland
qbe50.00Types and prettyprinter for the IL of the QBE compiler backend (bsd3, language, library)2022-07-101.1.0.0fgaz
qc-oi-testgenerator80.01Compile time generation of operation invariance tests for QuickCheck (bsd3, library, testing)2014-09-011.2.0.3JanisVoigtlaender, goedderz
qchas202.00A library for implementing Quantum Algorithms (algorithms, bsd3, library, program)2018-07-291.1.0.123ars
qd100.02double-double and quad-double number type via libqd (bsd3, library, math)2012-10-151.0.2.1ClaudeHeilandAllen
qd-vec90.01'Vec' instances for 'qd' types (bsd3, library, math)2012-10-151.1ClaudeHeilandAllen
qed40.01Simple prover (bsd3, library, theorem-provers)2015-11-030.0NeilMitchell
qhull-simple50.01Simple bindings to Qhull, a library for computing convex hulls (bsd3, library, math)2013-07-040.1GardSpreemann
qif70.01A simple QIF file format parser / printer (bsd3, finance, library)2017-01-311.1.1AdamWick
qlinear70.00Typesafe library for linear algebra (bsd3, library, math)2020-08-120.1.2.0JuniorGarbageCollector
qnap-decrypt110.00Decrypt files encrypted by QNAP's Hybrid Backup Sync (bsd3, cryptography, library, program)2019-07-060.3.5alexkazik
qr110.00Pure Haskell QR encoder library and command line tool (bsd3, data, library, program)2021-04-100.2.0.0PaoloCapriotti
qr-imager (deprecated in favor of qrcode-juicypixels, qrcode-core)310.01Library to generate images. (bsd3, data, deprecated, image, library, qr)2018-09-252.0.0.2vmchale
qr-repa40.00Library to generate QR codes from bytestrings and objects and scale image files (bsd3, data, library, program)2016-12-150.1.0.0
qrcode170.01QR Code library in pure Haskell (bsd3, codec, library)2013-09-180.1.2ChrisYuen
qsem40.00quantity semaphores (bsd3, concurrency, library)2018-12-050.1.0.0chessai
quack110.01Convenience parser combinators for URI query strings (bsd3, library, web)2016-08-300.0.0.3athanclark
qualified-imports-plugin60.00GHC plugin to automatically insert qualified imports (bsd3, library, relude)2021-03-270.0.1utdemir
quandl-api120.01Quandl.com API library (api, bsd3, data, library, web)2015-05-180.2.1.0PeterVanDenBrand
quantfin70.01Quant finance library in pure Haskell. (bsd3, finance, library, program)2015-06-130.2.0.0tdees
quantification220.07Rage against the quantification (bsd3, library, web)2024-02-060.8andrewthad, chessai
quantification-aeson70.00Rage against the quantification - integration with Aeson (bsd3, library, web)2024-02-060.8andrewthad
quantities180.01Unit conversion and manipulation library. (bsd3, data, library, math, physics, program)2015-11-070.4.0jdreaver
queue (deprecated)150.03Abstraction typeclasses for queue-like things. (bsd3, data, deprecated, library)2010-10-180.1.2JamesCook
queuelike190.01A library of queuelike data structures, both functional and stateful. (algorithms, bsd3, library)2009-04-251.0.9LouisWasserman
queues130.00Queue data structures. (bsd3, data, library)2024-03-031.0.0mitchellwrosen
quibble-core70.00Convenient SQL query language for Haskell (but only for single tables) (bsd3, database, library)2022-07-030.1.0.1williamyaoh
quic850.03QUIC (bsd3, library, web)2024-03-130.1.17KazuYamamoto
quick-generator160.01Generator random test data for QuickCheck (bsd3, library, testing)2011-01-240.3YuriyIskra
quickbooks50.01QuickBooks API binding. (bsd3, library, web)2016-05-200.5.0.1jsl, scottmurphy09, stackbuilders, mrkkrp
quickcheck-arbitrary-adt452.06Generic typeclasses for generating arbitrary ADTs (bsd3, library, testing)2018-01-040.3.1.0mchaver, scottfleischmanplow
quickcheck-arbitrary-template140.01Generate QuickCheck Gen for Sum Types (bsd3, library, testing)2020-11-240.2.1.1scottmurphy09, mchaver, scottfleischmanplow
quickcheck-classes1260.05QuickCheck common typeclasses (bsd3, library, testing)2021-04-120.6.5.0andrewthad, chessai
quickcheck-classes-base720.02QuickCheck common typeclasses from `base` (bsd3, library, testing)2021-04-120.6.2.0andrewthad
quickcheck-combinators220.01Simple type-level combinators for augmenting QuickCheck instances. (bsd3, library, test)2023-09-220.0.6athanclark
quickcheck-enum-instances150.01arbitrary instances for small enum types (bsd3, library, testing)2018-10-230.1.0.0andrewthad
quickcheck-instances3390.047Common quickcheck instances (bsd3, library, testing)2023-10-040.3.30AntoineLatter, phadej
quickcheck-lockstep350.00Library for lockstep-style testing with 'quickcheck-dynamic' (bsd3, library, testing)2024-02-170.4.0EdskoDeVries, jdral
quickcheck-poly130.01Automating QuickCheck for polymorphic and overlaoded properties (bsd3, library, testing)2009-10-230.2.0.1KiYungAhn
quickcheck-properties130.01QuickCheck properties for standard type classes. (bsd3, library, testing)2011-05-280.1AlexeyKhudyakov
quickcheck-property-monad100.01A monad for generating QuickCheck properties without Arbitrary instances. (bsd3, library, testing)2015-09-280.2.4BennoFuenfstueck
quickcheck-script130.01Automated test tool for QuickCheck. (bsd3, program, testing)2010-05-060.1.1.1KidoTakahiro
quickcheck-simple200.02Test properties and default-mains for QuickCheck (bsd3, library, testing)2019-08-070.1.1.1KeiHibino
quickcheck-state-machine972.02Test monadic programs using state machine based models (bsd3, library, testing)2024-01-160.9.0stevana
quickcheck-string-random190.01Helper to build generators with Text.StringRandom (bsd3, library, test)2022-01-290.1.4.2hiratara
quickcheck-with-counterexamples180.02Get counterexamples from QuickCheck as Haskell values (bsd3, library, testing)2019-03-251.2NickSmallbone
quickpull (deprecated in favor of tasty-th)100.02Generate Main module with QuickCheck tests (bsd3, deprecated, library, program, testing)2015-03-200.4.2.2OmariNorman
quickset60.01Very fast and memory-compact query-only set and map structures (bsd3, data, data-structures, library)2012-11-140.1.0ErtugrulSoeylemez, esz
quickson (deprecated in favor of aeson-quick)140.01Quick JSON extractions with Aeson (bsd3, deprecated, json, library, text, web)2017-01-090.3ssadler
quickspec322.03Equational laws for free! (bsd3, library, testing)2023-09-212.2NickSmallbone
quicktest100.01A reflective batch tester for Haskell. (bsd3, program, testing)2010-12-250.1.3DavidSiegel
quiet1012.252Generic deriving of Read/Show with no record labels. (bsd3, generics, library)2020-02-010.2JacobStanley
quipper242.252Meta-package for Quipper. (bsd3, library, quipper)2019-12-300.9.0.0PeterSelinger
quipper-algorithms250.01A set of algorithms implemented in Quipper. (bsd3, library, program, quipper)2019-12-300.9.0.0PeterSelinger
quipper-all50.00Meta-package for Quipper. (bsd3, library, quipper)2019-12-300.9.0.0PeterSelinger
quipper-cabal170.00Some functions to aid in the creation of Cabal packages for Quipper. (bsd3, library, quipper)2019-12-300.9.0.0PeterSelinger
quipper-core (deprecated in favor of quipper-language)60.02An embedded, scalable functional programming language for quantum computing. (bsd3, deprecated, library, unclassified)2017-01-060.8.0.1PeterSelinger
quipper-demos70.01Miscellaneous code snippets that illustrate various Quipper features. (bsd3, library, program, quipper)2019-12-300.9.0.0PeterSelinger
quipper-language220.04Quipper, an embedded functional programming language for quantum computation. (bsd3, library, program, quipper)2019-12-300.9.0.0PeterSelinger
quipper-libraries180.02The standard libraries for Quipper. (bsd3, library, quipper)2019-12-300.9.0.0PeterSelinger
quipper-rendering (deprecated in favor of easyrender)60.01An embedded, scalable functional programming language for quantum computing. (bsd3, deprecated, library, unclassified)2017-01-060.8PeterSelinger
quipper-tools210.01Miscellaneous stand-alone tools for Quipper (bsd3, library, program, quipper)2019-12-300.9.0.0PeterSelinger
quipper-utils230.03Utility libraries for Quipper. (bsd3, library, quipper)2019-12-300.9.0.0PeterSelinger
quiver352.010Quiver finite stream processing library (bsd3, control, library)2015-12-081.1.3patrykz
quiver-bytestring80.03Quiver combinators for bytestring streaming (bsd3, control, library)2015-09-131.0.0patrykz
quiver-cell80.01Quiver combinators for cellular data processing (bsd3, control, library)2015-08-311.0.0patrykz
quiver-csv60.01Quiver combinators for cellular CSV data processing (bsd3, control, library)2015-08-040.0.0.3patrykz
quiver-enumerator50.01Bridge between Quiver and Iteratee paradigms (bsd3, control, library)2015-08-030.0.0.1patrykz
quiver-http70.01Adapter to stream over HTTP(s) with quiver (bsd3, control, http, library)2015-08-180.0.0.2ChristianMarie
quoridor-hs60.01A Quoridor implementation in Haskell (bsd3, game, library, program)2015-01-240.1.1.2talw
quote-quot480.01Divide without division (bsd3, library, math, numerical)2022-04-110.2.1.0Bodigrim
qux70.01Command line binary for working with the Qux language (bsd3, program, qux)2015-10-100.2.0.0hjwylde
r3x-haskell-sdk120.00 (bsd3, library, program, unclassified)2019-04-140.1.0.0rubixfunctions
rad (deprecated in favor of ad)160.01Reverse Automatic Differentiation. (bsd3, deprecated, library, math)2012-05-080.1.6.3EdwardKmett
radian110.04Isomorphisms for measurements that use radians. (bsd3, development, library)2021-06-150.2TonyMorris
radium180.01Chemistry (bsd3, chemistry, library)2017-10-230.9.0klangner
radium-formula-parser (deprecated in favor of radium)70.01Chemistry (bsd3, chemistry, deprecated, library)2014-09-270.2klangner
radius312.01Remote Authentication Dial In User Service (RADIUS) (bsd3, library, network)2020-10-160.7.1.0erick
radix60.01Command-line tool for emitting numbers in various bases. (bsd3, program, utils)2015-02-201.0.0.0ThomasEding
radix-tree90.01Radix tree data structive over short byte-strings (bsd3, data-structures, library)2018-08-260.1SergeyVinokurov
radixtree110.01 (bsd3, library, web)2022-05-270.6.0.0MikeLedger
rados-haskell132.01librados haskell bindings (bsd3, library, system)2014-08-223.1.0ChristianMarie
rails-session112.01Decrypt Ruby on Rails sessions in Haskell (bsd3, library, web)2022-05-270.1.3.0AlfredoDiNapoli, ChrisDornan, filib, etherz10
rainbow670.016Print text to terminal with colors and effects (bsd3, library, system)2019-11-290.34.2.2OmariNorman
rainbow-tests (deprecated)120.02Tests and QuickCheck generators to accompany rainbow. (bsd3, deprecated, library, system)2014-11-240.20.0.4OmariNorman
rainbox480.03Two-dimensional box pretty printing, with colors (bsd3, library, system)2020-03-290.26.0.0OmariNorman
rakhana120.01Stream based PDF library (bsd3, data, library)2014-09-290.2.0.2YorickLaupa
ralist160.02Random access list with a list compatible interface. (bsd3, data-structures, library)2021-10-080.4.0.0CarterSchonwald, LennartAugustsson
rallod50.02'$' in reverse. (bsd3, library, web)2010-07-010.0.1MattParker
rand-vars50.01Random variable library, with Functor, Applicative and Monad instances. (bsd3, library, random)2013-01-070.1RomainEdelmann
randfile60.01Program for picking a random file (bsd3, program, system)2011-10-190.1.0.0JoeyAdams
random5342.51008Pseudo-random number generation (bsd3, library, system)2024-02-041.2.1.2DominicSteinitz, lehins, Bodigrim, topos
random-access-file110.00Random file access methods, supporting application-level page cache. (bsd3, library, system)2019-03-080.1.0.0IlyaPortnov
random-access-list70.01Random-access lists in Haskell (bsd3, data-structures, library)2008-06-160.2StephanFriedrichs
random-class (deprecated)150.01Class of random value generation (bsd3, deprecated, library, random)2017-12-090.2.0.2
random-derive50.01A Template Haskell helper for deriving Random instances (bsd3, development, library)2015-05-030.1.0.0frerich
random-eff70.01A simple random generator library for extensible-effects (bsd3, control, effect, library)2014-04-010.1.0.1HiromiIshii
random-effin80.01A simple random generator library for effin (bsd3, control, effect, library)2014-10-090.1.1.0HiromiIshii
random-extras470.06Additional functions for random values. (bsd3, data, library, math)2012-07-100.19AristidBreitkreuz
random-fu-multivariate210.01Multivariate distributions for random-fu (bsd3, library, math)2019-07-210.1.2.1DominicSteinitz
random-shuffle1442.557Random shuffle implementation. (bsd3, library, system)2012-06-190.0.4AndrasSlemmer, ManlioPerillo, PatrickPalka, andres
random-stream60.01An infinite stream of random data (bsd3, library, system)2009-03-210.1.1ManlioPerillo
random-string100.01Generate a random base 16, 58, or 64 string (bsd3, data, library)2018-03-080.1.0.1ThomasDuBuisson, haskell_github_trust
random-strings160.03Generate random strings with specific qualities (bsd3, library, program, test, text-)2016-07-260.1.1.0mikehat
randomgen110.01A fast, SMP parallel random data generator (bsd3, program, system)2008-11-100.1DonaldStewart
randproc140.01Data structures and support functions for working with random processes (bsd3, data-structures, library)2011-07-030.4DavidBanas
range-space150.01A Range type with vector-space instances (bsd3, library, math)2015-08-280.1.2.0JohnLato
ranged-list210.00The list like structure whose length or range of length can be specified (bsd3, library, list)2022-12-270.1.2.1YoshikuniJujo
rangemin320.01Linear range-min algorithms. (algorithms, bsd3, library)2010-05-312.2.2LouisWasserman
ranges (deprecated)240.05Ranges and various functions on them. (bsd3, data, deprecated, library)2011-09-010.2.4GeorgePollard
rangeset102.01Efficient sets for semi-contiguous data (bsd3, data, library)2023-04-140.1.0.0j_mie6
rank1dynamic370.08Like Data.Dynamic/Data.Typeable but with support for rank-1 polymorphic types (bsd3, data, library)2020-10-240.4.1EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson, davidsd, JoelMcCracken
rank2classes582.09standard type constructor class hierarchy, only with methods of rank 2 types (bsd3, control, data, generics, library)2023-10-191.5.3MarioBlazevic
rapid140.03Hot reload and reload-surviving values with GHCi (bsd3, development, library)2024-01-220.1.5.3eyeinsky, esz
rapid-term80.02External terminal support for rapid (bsd3, development, library)2018-01-040.1.2.1esz
rasterific-svg442.02SVG renderer based on Rasterific. (bsd3, graphics, library, program, svg)2018-10-080.3.3.2VincentBerthoux
rate-limit560.02A basic library for rate-limiting IO actions. (bsd3, control, library)2023-01-031.4.3AdamWick, eyevanmalicesun
ratelimiter80.00In-memory rate limiter (bsd3, library, web)2020-12-210.1.0AlexanderThiemann
rating-chgk-info80.00Client for rating.chgk.info API and CSV tables (documentation in Russian) (bsd3, library, program, utility)2019-07-080.3.6.5MZiatdinov
rating-systems60.01Implementations of several rating systems: Elo, Glicko, etc (bsd3, library, text)2016-11-070.1DougBeardsley
ratio-int220.02Fast specialisation of Data.Ratio for Int. (bsd3, library, math)2014-06-180.1.2RaphaelJavaux
rational-list50.00finite or repeating lists (bsd3, data-structures, library)2019-10-201.0.0.0RossPaterson
rattle100.00Forward build system, with caching and speculation (bsd3, development, library, program)2020-05-270.2NeilMitchell
raw-feldspar180.01Resource-Aware Feldspar (bsd3, language, library)2022-05-270.4.1EmilAxelsson
raw-strings-qq1002.031Raw string literals for Haskell. (bsd3, library, text)2015-12-131.1MikhailGlushenkov
rawr80.01Anonymous extensible records (bsd3, library, records)2016-08-260.0.0.1pkmx
rawstring-qm240.03Simple raw string quotation and dictionary interpolation (bsd3, library, text)2016-11-180.2.3.0tolysz
rc70.00Reservoir Computing, fast RNNs (bsd3, library, machine-learning, program)2018-07-080.3.0.0penkovsky
rclient50.01Haskell client for Rserve (bsd3, library, math, network, statistics)2010-12-040.1.0.0TomDoris
rcu310.00Read-Copy-Update for Haskell (bsd3, data, library, program)2023-08-090.2.7EdwardKmett, EricMertens, ryanglscott
rdf4h582.53A library for RDF processing in Haskell (bsd3, library, program, rdf)2021-06-255.0.1RobStewart
rds-data-codecs440.00Codecs for use with AWS rds-data (bsd3, data, library, program)2024-03-010.0.0.3haskellworks
rdtsc280.06Binding for the rdtsc machine instruction (bsd3, foreign-binding, library)2015-05-261.3.0.1DonaldStewart, MartinGrabmueller
rdtsc-enolan230.01Binding to sources of high-efficiency, high-precision, monotonically increasing relative time. (bsd3, foreign-binding, library, time)2012-10-110.1EchoNolan
react40.00Create React components in Haskell (bsd3, library, web)2023-08-210.1.0.0RyanTrinkle
react-flux292.51A binding to React based on the Flux application architecture for GHCJS (bsd3, library, web)2016-09-051.2.3JohnLenz
react-flux-servant90.01Allow react-flux stores to send requests to a servant server (bsd3, library, web)2016-11-230.1.1JohnLenz
reaction-logic50.01pluggable pure logic serializable reactor (bsd3, library, program, reactivity)2010-11-162010.11.17PaoloVeronelli
reactive-bacon110.01FRP (functional reactive programming) framework (bsd3, frp, library)2012-09-110.4.1JuhaPaananen
reactive-balsa220.01Programmatically edit MIDI events via ALSA and reactive-banana (bsd3, library, music, sound)2018-09-010.4.0.1HenningThielemann
reactive-banana882.7517Library for functional reactive programming (FRP). (bsd3, frp, library)2023-01-221.3.2.0HeinrichApfelmus, OliverCharles, mitchellwrosen
reactive-banana-bunch190.03Extend reactive-banana to multiple events per time point (bsd3, frp, library)2018-09-011.0.0.1HenningThielemann
reactive-banana-sdl260.01Reactive Banana integration with SDL2 (bsd3, frp, graphics, library)2016-02-080.1.1.0cies
reactive-banana-threepenny (deprecated in favor of threepenny-gui)60.01Examples for the reactive-banana library, using threepenny-gui. (bsd3, deprecated, frp, gui, library)2013-08-020.7.1.3HeinrichApfelmus
reactive-banana-wx620.01Examples for the reactive-banana library, using wxHaskell. (bsd3, frp, gui, library)2016-05-271.1.1.0HeinrichApfelmus, OliverCharles
reactive-fieldtrip200.01Connect Reactive and FieldTrip (bsd3, frp, graphics, library)2009-05-220.0.9ConalElliott
reactive-glut190.02Connects Reactive and GLUT (bsd3, frp, graphics, library)2011-01-090.1.10ConalElliott
reactive-haskell (deprecated)90.01minimal fork of io-reactive (bsd3, control, deprecated, library, reactivity)2014-09-230.0.1Heather
reactive-jack180.01Process MIDI events via reactive-banana and JACK (bsd3, library, music, sound)2023-01-160.4.1.2HenningThielemann
reactive-midyim260.02Process MIDI events via reactive-banana (bsd3, library, music, sound)2018-09-010.4.1.1HenningThielemann
reactive-thread70.01Reactive programming via imperative threads (bsd3, frp, library, program)2012-11-180.3.2.1MattGlazar
reactor (deprecated)50.01Reactor - task parallel reactive programming (bsd3, concurrency, deprecated, library)2011-05-090.1.3EdwardKmett
read-bounded141.52Class for reading bounded values (bsd3, library, text)2020-09-110.1.1.3ThomasEding
read-env-var162.04Functions for safely reading environment variables. (bsd3, library, system)2017-03-221.0.0.0cdepillabout
readability60.00Extracts text of main article from HTML document (bsd3, html, library, program, text)2020-07-090.1.0.0geyaeb
readable1242.013Reading from Text and ByteString (bsd3, library, text)2015-02-070.3.1DougBeardsley
readline-statevar50.01Readline with variables (setX/getY) wrapped in state vars (bsd3, library, utils)2009-12-051.0.1.0KrzysztofSkrzetnicki
readme-lhs (deprecated)150.01Literate programming support. (bsd3, deprecated, development, library, program)2020-11-270.8.1tonyday567
readpyc70.01Read and pretty print Python bytecode (.pyc) files. (bsd3, language-, program)2013-06-210.2.1BerniePope
real-day-end150.01Tiny library to calculate date considering when your day realy ends (bsd3, library, web)2017-11-260.0.1AlekseyUymanov
reanimate-svg410.03SVG file loader and serializer (bsd3, graphics, library, svg)2021-02-200.13.0.1DavidHimmelstrup, izuzu_izuzu
rec-smallarray60.01SmallArray-based extensible records for small-scale fast reads (bsd3, data, library, records)2022-02-040.1.0.0daylily
recaptcha310.02Functions for using the reCAPTCHA service in web applications. (bsd3, library, network)2018-05-140.1.0.4JohnMacFarlane
recommender-als150.00Recommendations using alternating least squares algorithm (bsd3, library, numeric)2020-08-260.2.1.1kaol
record-dot-preprocessor872.05Preprocessor to allow record.field syntax (bsd3, development, library, program)2024-01-130.2.17NeilMitchell
record-encode (deprecated in favor of heidi)130.01Generic encoding of records (bsd3, data, data-mining, data-science, deprecated, library, machine-learning)2019-01-230.2.3ocramz
record-gl50.01Utilities for working with OpenGL's GLSL shading language and Nikita Volkov's "Record"s. (bsd3, graphics, library)2015-03-230.1.0.0rabipelais
record-hasfield560.06A version of GHC.Records as available in future GHCs. (bsd3, development, library)2024-01-211.0.1NeilMitchell
record-impl40.00 (bsd3, library, unclassified)2022-06-100.0.0.1parsonsmatt
record-operations180.00polymorphic record operations (bsd3, library, records)2021-08-140.0.1KristofBastiaensen
records150.03A flexible record system (bsd3, data, library, records)2012-01-150.1.1.6WolfgangJeltsch
records-sop250.05Record subtyping and record utilities with generics-sop (bsd3, generics, library)2023-06-280.1.1.1AndresLoeh
recover-rtti280.01Recover run-time type information from the GHC heap (bsd3, debugging, library)2023-06-050.4.3EdskoDeVries
recursion432.05A recursion schemes library for Haskell. (bsd3, control, recursion)2021-09-122.2.5.0vmchale
recursion-schemes-ext480.02Amateur addenda to recursion-schemes (bsd3, control, library)2018-05-081.0.0.4vmchale
recursion-schemes-ix70.00Recursion schemes over indexed Functors (bsd3, data, library)2020-04-240.1.0.0SkyeSoss
recursive-line-count100.01Count lines in files and display them hierarchically (bsd3, program, tools)2012-04-020.1JoeyAdams
recursive-zipper60.01Zippers over recursive data structures. (bsd3, data, library)2021-12-020.0.0.1ChrisPenner
recursors40.01Auto-generate final encodings and their isomorphisms using Template Haskell (bsd3, language, library)2017-01-100.1.0.0JohnWiegley
recv2120.03Efficient network recv (bsd3, library, network)2023-02-080.1.0KazuYamamoto
red-black-record340.00Extensible records and variants indexed by a type-level Red-Black tree. (bsd3, data, library)2020-05-302.1.4.0DanielDiazCarrete
red-black-tree220.01Red Black Trees implemented in Haskell (bsd3, data-structure, library)2017-09-170.1.0.0GAumala
redis-glob340.01Specify valid redis globs (bsd3, library, redis, web)2024-02-290.1.0.8adetokunbo
redis-schema50.00Typed, schema-based, composable Redis library (bsd3, database, library)2022-09-010.1.0swamp_agr
redis-simple60.01Simple redis bindings for Haskell (bsd3, database, library)2010-09-240.1.1JasperVanDerJeugt
rediscaching-haxl90.00Combine redis caching and haxl. (bsd3, cache, database, library)2020-09-020.1.0.0Lupino
redland90.01Redland RDF library bindings (bsd3, database, library)2018-04-210.2.0.2defanor
reduce-equations50.00Simplify a set of equations by removing redundancies (bsd3, library, math, program)2016-11-120.1.1.0chriswarbo
reducers1790.011Semigroups, specialized containers and a general map/reduce framework (bsd3, data, library, math, numerical, semigroups)2021-11-013.12.4EdwardKmett, EricMertens, ryanglscott
reenact150.02A reimplementation of the Reactive library. (bsd3, frp, library, reactivity)2013-07-230.9HansHoglund
ref70.01Generic Mutable Ref Abstraction Layer (bsd3, data, library)2013-03-310.1.1.2CarterSchonwald
ref-extras100.00Extra stuff for mutable references (bsd3, data, library)2020-09-050.2.0ejconlon
ref-fd272.04A type class for monads with references using functional dependencies. (bsd3, control, library)2023-03-280.5.0.1GeoffreyMainland
ref-mtl70.05A type class for monads with references compatible with the mtl2 library. (bsd3, control, library)2011-04-050.3GeoffreyMainland
ref-tf870.023A type class for monads with references using type families. (bsd3, control, library)2021-11-200.5.0.1GeoffreyMainland
refact1310.03Specify refactorings to perform with apply-refact (bsd3, development, library)2015-11-210.3.0.2mpickering
references200.015Selectors for reading and updating data. (bsd3, control, library)2017-11-280.3.3.1lazac
refinery440.02Toolkit for building proof automation systems (bsd3, language, library)2021-04-090.4.0.0ReedMullanix
reflection2982.2592Reifies arbitrary terms into types that can be reflected back into terms (bsd3, data, dependent-types, library, reflection)2023-02-282.1.7EdwardKmett, ryanglscott
reflection-extras100.01Utilities for the reflection package (bsd3, data, library)2013-12-310.1.1.0EdwardKmett, JonathanFischoff
reflection-without-remorse130.01Efficient free and operational monads. (bsd3, data, data-structures, library)2014-12-300.9.5AtzeVanDerPloeg
reflex1192.7544Higher-order Functional Reactive Programming (bsd3, frp, library)2024-01-160.9.3.0JohnEricson, RyanTrinkle, abrar, 3noch
reflex-animation90.01Continuous animations support for reflex (bsd3, frp, library)2015-10-200.1.5saulzar
reflex-backend-socket50.00Reflex bindings for TCP sockets (bsd3, frp, library, network, program)2022-05-210.2.0.1qfpl, jack
reflex-backend-wai50.00Reflex interface to `wai` (bsd3, frp, library, program, web)2019-04-080.1.0.0qfpl
reflex-basic-host (deprecated in favor of reflex)60.01A basic Reflex host for backend work (bsd3, deprecated, frp, library, program)2019-10-290.2.0.1qfpl, jack
reflex-dom332.59Functional Reactive Web Apps with Reflex (bsd3, frp, gui, html, javascript, library, reactive, reactivity, user-interface, user-interfaces, web)2023-09-080.6.3.1JohnEricson, RyanTrinkle, abrar, 3noch
reflex-dom-ace150.00Basic support for using the Ace editor with Reflex. (bsd3, library, web)2021-05-270.3.0.3SlimTim10
reflex-dom-colonnade (deprecated)160.01Use colonnade with reflex-dom (bsd3, deprecated, library, web)2016-10-170.4.6andrewthad, l3c_amartin
reflex-dom-contrib82.01A playground for experimenting with infrastructure and common code for reflex applications (bsd3, frp, library)2016-02-180.4.1DougBeardsley
reflex-dom-core412.011Functional Reactive Web Apps with Reflex (bsd3, frp, gui, html, javascript, library, reactive, reactivity, user-interface, user-interfaces, web)2023-09-230.8.1.0JohnEricson, RyanTrinkle, abrar, 3noch
reflex-dom-helpers (deprecated)70.02Html tag helpers for reflex-dom (bsd3, deprecated, library, web)2019-08-040.2.0.1
reflex-dom-ionic90.00Compatible highlevel Wigdets for some Ionic Input Components (bsd3, frp, gui, html, javascript, library, reactive, reactivity, user-interface, user-interfaces, web)2022-04-180.2.0.0ChristophBauer
reflex-dom-pandoc140.01Render Pandoc documents to HTML using reflex-dom (bsd3, library, unclassified)2021-08-231.0.0.0sridca
reflex-dom-svg60.00Reflex functions for SVG elements. (bsd3, frp, graphics, library, web)2019-05-010.3.2.0schalmers
reflex-dom-th110.00reflex-dom-th transpiles HTML templates to haskell code for reflex-dom (bsd3, frp, gui, html, javascript, library, reactive, reactivity, user-interface, user-interfaces, web)2022-10-010.3.4ChristophBauer
reflex-dynamic-containers50.00various dynamic containers for Reflex (bsd3, frp, library, reflex)2020-04-260.1.0.0pdlla
reflex-fsnotify170.01Reflex FRP interface for watching files (bsd3, frp, library, system)2023-05-260.3.0.0JohnEricson, RyanTrinkle, abrar, 3noch
reflex-gadt-api122.00Interact with a GADT API in your reflex-dom application. (api, bsd3, frp, library, network, program)2022-12-050.2.2.1CaleGibbard, JohnEricson, abrar
reflex-ghci180.00A GHCi widget library for use in reflex applications (bsd3, development, frp, library, program)2023-08-020.2.0.1JohnEricson, RyanTrinkle, abrar, 3noch
reflex-gloss120.01An reflex interface for gloss. (bsd3, graphics, library)2016-02-110.2jeffreyrosenbluth
reflex-gloss-scene50.00A simple scene-graph using reflex and gloss (bsd3, frp, library, program)2015-10-200.1.2saulzar
reflex-jsx52.01Use jsx-like syntax in Reflex (bsd3, frp, gui, jsx, language, library, web)2016-05-240.1.0.0dackerman
reflex-orphans (deprecated in favor of reflex)72.01Useful missing instances for Reflex (bsd3, deprecated, frp, library)2016-03-080.1.0.2davean
reflex-potatoes70.02 (bsd3, library, unclassified)2023-03-270.1.0.0pdlla, minimaple
reflex-process222.01Reflex FRP interface for running system processes (bsd3, frp, library, program, system)2024-01-160.3.3.1JohnEricson, RyanTrinkle, abrar, 3noch
reflex-test-host182.04reflex host methods for testing without external events (bsd3, frp, library, reflex)2023-11-250.1.2.3pdlla, minimaple
reflex-transformers60.02Collections and switchable Monad transformers for Reflex (bsd3, frp, library)2015-10-160.2.1saulzar
reflex-vty342.02Reflex FRP host and widgets for VTY applications (bsd3, frp, library, program, vty)2024-01-250.5.2.0JohnEricson, RyanTrinkle, abrar, 3noch
reform322.018reform is a type-safe HTML form generation and validation library (bsd3, library, web)2022-04-200.2.7.5JeremyShaw
reform-blaze280.05Add support for using blaze-html with Reform (bsd3, library, web)2022-04-220.2.4.4JeremyShaw
reform-hamlet340.01Add support for using Hamlet with Reform (bsd3, library, web)2017-02-100.0.5.3JeremyShaw
reform-happstack530.013Happstack support for reform. (bsd3, library, web)2023-01-230.2.5.6JeremyShaw
reform-hsp290.09Add support for using HSP with Reform (bsd3, library, web)2019-12-080.2.7.2JeremyShaw
reform-lucid150.00Add support for using lucid with Reform (bsd3, library, web)2019-07-160.1.0.0goolord
refresht70.01Environment Monad with automatic resource refreshment (bsd3, library, web)2017-01-170.1.1.0HiromiIshii
refurb140.01Tools for maintaining a database (bsd3, database, library)2023-12-040.3.0.3dridus, asariley, dfithian
reg-alloc (deprecated)50.00Register allocation API (bsd3, deprecated, library, unclassified)2019-10-280.1.0.0
reg-alloc-types (deprecated)110.00Types used in register allocation API (bsd3, deprecated, library, unclassified)2019-10-310.1.0.0
regex1120.09Toolkit for regex-base (bsd3, library, text)2022-06-201.1.0.2ChrisDornan
regex-applicative-text340.03regex-applicative on text (bsd3, library, text)2016-02-080.1.0.1phadej
regex-base2572.063Common "Text.Regex.*" API for Regex matching (bsd3, library, text)2021-11-160.94.0.2AndreasAbel, HerbertValerioRiedel, phadej, topos
regex-compat1440.0101Replaces/enhances "Text.Regex" (bsd3, library, text)2021-02-200.95.2.1AndreasAbel, HerbertValerioRiedel, phadej, topos
regex-compat-tdfa320.08Unicode Support version of Text.Regex, using regex-tdfa (bsd3, library, text)2013-10-030.95.1.4KidoTakahiro
regex-deriv90.01Replaces/Enhances Text.Regex. Implementing regular expression matching using Brzozowski's Deriviatives (bsd3, library, text)2015-08-160.0.5KennyLu
regex-dfa50.02Replaces/Enhances Text.Regex (bsd3, library, text)2007-03-050.91ChrisKuklewicz
regex-easy80.02sugar for regex-pcre (bsd3, data, library)2014-03-050.1.0.0MatthiasFischmann
regex-examples650.01Tutorial, tests and example programs for regex (bsd3, program, text)2022-06-201.1.0.2ChrisDornan
regex-parsec60.01Replaces/Enhances Text.Regex (bsd3, library, text)2007-03-050.90ChrisKuklewicz
regex-pcre682.037PCRE Backend for "Text.Regex" (regex-base) (bsd3, library, text)2019-09-300.95.0.0AndreasAbel, HerbertValerioRiedel, phadej, topos
regex-pcre-builtin1270.021PCRE Backend for "Text.Regex" (regex-base) (bsd3, library, text)2021-09-120.95.2.3.8.44AudreyTang, JeffShaw, TimothyHobbs
regex-pcre-text90.01Text-based PCRE API for regex-base (bsd3, library, text)2017-06-030.94.0.1ChrisDornan
regex-pderiv180.01Replaces/Enhances Text.Regex. Implementing regular expression matching using Antimirov's partial derivatives. (bsd3, library, text)2016-03-180.2.0KennyLu
regex-posix2110.091POSIX Backend for "Text.Regex" (regex-base) (bsd3, library, text)2021-07-190.96.0.1AndreasAbel, HerbertValerioRiedel, phadej, topos
regex-posix-unittest70.01Unit tests for the plaform's Posix regex library (bsd3, program, text)2010-06-111.1ChrisKuklewicz
regex-tdfa3932.5133Pure Haskell Tagged DFA Backend for "Text.Regex" (regex-base) (bsd3, library, text)2023-08-021.3.2.2AndreasAbel, AudreyTang, ChrisKuklewicz, HerbertValerioRiedel, phadej, topos
regex-tdfa-pipes40.01Parse with regular expressions on Producers. (bsd3, library, text)2015-08-230.1.0.0erisco
regex-tdfa-quasiquoter60.01Quasi-quoter for TDFA (extended POSIX) regular expressions. (bsd3, library, text)2017-08-140.2.1.0erisco
regex-tdfa-rc (deprecated in favor of regex-tdfa)230.02Replaces/Enhances Text.Regex (bsd3, deprecated, library, text)2014-07-051.1.8.3RomanCheplyaka
regex-tdfa-text (deprecated in favor of regex-tdfa)170.020Text interface for regex-tdfa (bsd3, deprecated, library, text)2015-08-241.0.0.3KidoTakahiro
regex-tdfa-unittest (deprecated in favor of regex-tdfa)60.01Unit tests for the regex-tdfa (bsd3, deprecated, program, text)2010-10-171.1ChrisKuklewicz
regex-tdfa-utf840.01This combines regex-tdfa with utf8-string to allow searching over UTF8 encoded lazy bytestrings. (bsd3, library, text)2009-03-221.0ChrisKuklewicz
regex-tre50.01Replaces/Enhances Text.Regex (bsd3, library, text)2007-03-050.91ChrisKuklewicz
regex-type40.01Type-level regular expressions (bsd3, data, library)2016-04-010.1.0.0kcsongor
regex-with-pcre480.03Toolkit for regex-base (bsd3, library, text)2022-06-201.1.0.2ChrisDornan
regex-wrapper130.00Types that can only be constructed if they match a regular expression (bsd3, data, library)2019-11-110.1.0.1lukec
regex-xmlschema170.01A regular expression library for W3C XML Schema regular expressions (bsd3, library, text)2010-06-200.1.5UweSchmidt
regexp-tries60.01Regular Expressions on Tries. (bsd3, data, library)2012-02-080.2AndreasBaldeau
regexpr-symbolic90.01Regular expressions via symbolic manipulation (bsd3, library, text)2012-05-080.5MartinSulzmann
regexqq110.01A quasiquoter for PCRE regexes. (bsd3, library, text)2008-06-250.6MattMorrow
regional-pointers130.02Regional memory pointers (bsd3, library, monadic-regions, system)2011-09-230.7BasVanDijk
regions220.010Provides the region monad for safely opening and working with scarce resources. (bsd3, control, library, monadic-regions)2011-09-230.11BasVanDijk
regions-monadsfd (deprecated in favor of regions-mtl)160.01Monads-fd instances for the RegionT monad transformer (bsd3, control, deprecated, library, monadic-regions)2010-09-010.3.1.3BasVanDijk
regions-monadstf210.01Monads-tf instances for the RegionT monad transformer (bsd3, control, library, monadic-regions)2011-09-230.3.1.7BasVanDijk
regions-mtl70.01mtl instances for the RegionT monad transformer (bsd3, control, library, monadic-regions)2011-09-230.3.1.7BasVanDijk
register-machine-typelevel50.01A computationally universal register machine implementation at the type-level (bsd3, language, library)2016-04-040.1.0.0kcsongor
regress70.01Linear and logistic regression through automatic differentiation (bsd3, library, math)2015-07-130.1.1AlpMestanogullari
regression-simple180.01Simple linear and quadratic regression (bsd3, library, math)2023-04-260.2.1phadej
regular190.012Generic programming library for regular datatypes. (bsd3, generics, library)2014-12-240.3.4.4JosePedroMagalhaes
regular-extras160.01Additional functions for regular: arbitrary, coarbitrary, and binary get/put. (bsd3, generics, library)2013-12-100.2.3JosePedroMagalhaes
regular-web60.01Generic programming for the web (bsd3, generics, library, web)2010-03-200.1.1ChrisEidhof
regular-xmlpickler (deprecated in favor of generic-xmlpickler)80.04Generic generation of HXT XmlPickler instances using Regular. (bsd3, data, deprecated, library, xml)2014-04-040.2AdamBergmark, ErikHesselink
rehoo (deprecated in favor of hoogle)140.01Rebuild default.hoo from many .hoo files in the current directory (bsd3, deprecated, development, program)2014-04-120.3.1JohnWiegley
rel8260.00Hey! Hey! Can u rel8? (bsd3, library, unclassified)2023-01-201.4.1.0OliverCharles, ShaneOBrien
relacion50.01A relation data structure. (bsd3, data-structures, library)2010-11-150.1LeonelFonseca
relation200.02A data structure representing Relations on Sets. (bsd3, data-structures, library)2020-04-140.5.2.0newhoggy, haskellworks
relational-postgresql860.01PostgreSQL v8.x driver for haskell-relational-record (bsd3, database, library)2016-02-200.2.0.0KeiHibino, yuga
relational-query1272.2510Typeful, Modular, Relational, algebraic query engine (bsd3, database, library)2023-12-020.12.3.1KeiHibino
relational-query-HDBC640.06HDBC instance of relational-query and typed query interface for HDBC (bsd3, database, library)2023-12-020.7.2.1KeiHibino, yuga
relational-query-postgresql-pure50.00The connector of relational-record and postgresql-pure. (bsd3, database, library)2020-07-190.1.1.0kakkun61
relational-record380.02Meta package of Relational Record (bsd3, database, library)2018-06-170.2.2.0KeiHibino
relational-record-examples350.01Examples of Haskell Relationa Record (bsd3, database, library)2023-12-020.6.0.1KeiHibino, yuga
relational-schemas460.04RDBMSs' schema templates for relational-query (bsd3, database, library)2023-12-020.1.8.1KeiHibino, yuga
relative-date60.01Durations and generalized time parsing (bsd3, data, library)2010-04-020.0.1SamAnklesaria
relevant-time50.01humanised relevant time (bsd3, data-, library)2019-05-110.1.1.0chessai, goolord
reliable-io160.00Bindings to the low-level reliable.io library. (bsd3, library, network)2021-12-030.0.2Mokosha
relit160.01Literal for regular expression (bsd3, library, text)2012-02-100.1.3KazuYamamoto
reload40.00A web based Haskell IDE (bsd3, library, program, web)2016-08-020.0.0.1JeanPhilippeMoresmau
remark40.00A DSL for marking student work (bsd3, library, program, web)2017-01-100.0.0.0oleks
remarks170.00A DSL for marking student work (bsd3, library, program, web)2017-02-170.1.13oleks
remote (deprecated in favor of distributed-process)80.02Cloud Haskell (bsd3, deprecated, distributed-computing, library)2011-12-160.1.1JeffEpstein
remote-debugger80.01Interface to ghci debugger (bsd3, debug, program)2015-08-060.2.2atsky
remote-json60.04Remote Monad implementation of the JSON RPC protocol (bsd3, library, network)2016-02-090.2AndyGill
remote-json-client80.03Web client wrapper for remote-json (bsd3, library, network)2016-02-090.2AndyGill
remote-json-server80.01Web server wrapper for remote-json (bsd3, library, network)2016-02-100.2.0.1AndyGill
remote-monad80.04An parametrizable Remote Monad, and parametrizable Applicative Functor (bsd3, control, library)2016-02-080.2AndyGill
render-utf8140.01Simple Utf8 wrapper for ByteString Builder with conversion classes (bsd3, library, text)2019-03-140.1.0.0ChrisDornan
repa872.049High performance, regular, shape polymorphic parallel arrays. (bsd3, data-structures, library)2022-01-033.4.1.5BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell, vmchale
repa-algorithms450.02Algorithms using the Repa array library. (bsd3, data-structures, library)2022-03-203.4.1.5BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell, vmchale
repa-array170.02Bulk array representations and operators. (bsd3, data-structures, library)2016-06-184.2.3.1BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell
repa-bytestring150.03(deprecated) (bsd3, data-structures, library)2012-04-033.0.0.1BasVanDijk, BenLippmeier, TrevorMcDonell
repa-convert100.03Packing and unpacking flat tables. (bsd3, data-structures, library)2017-12-134.2.3.2BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell
repa-devil (deprecated in favor of friday)160.04Support for image reading and writing of Repa arrays using in-place FFI calls (bsd3, data-structures, deprecated, library)2015-04-130.3.2.6DonaldStewart, RaphaelJavaux, ThomasDuBuisson
repa-eval70.03Low-level parallel operators on bulk random-accessble arrays. (bsd3, data-structures, library)2016-06-184.2.3.1BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell
repa-examples380.01Examples using the Repa array library. (bsd3, data-structures, program)2018-10-033.4.1.2BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell, vmchale
repa-fftw110.01Perform fft with repa via FFTW (bsd3, data-structures, library)2013-12-213.2.3.2AtsuroHoshino
repa-flow190.01Data-parallel data flows. (bsd3, data-structures, library)2016-06-184.2.3.1BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell
repa-io490.01Read and write Repa arrays in various formats. (bsd3, data-structures, library)2022-03-203.4.1.2BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell, vmchale
repa-linear-algebra110.01HMatrix operations for Repa. (bsd3, data, library)2016-03-010.3.0.1mjmrotek
repa-plugin60.01Data Flow Fusion GHC Plugin. (bsd3, data-structures, library)2013-07-261.0.0.1BasVanDijk, BenLippmeier
repa-scalar160.04Scalar data types and conversions. (bsd3, data-structures, library)2019-05-264.2.3.3BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell, vmchale
repa-series60.01Series Expressionss API (bsd3, data-structures, library)2013-07-261.0.0.1BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell
repa-sndfile120.01Reading and writing sound files with repa arrays (bsd3, data-structures, library)2013-12-213.2.3.3AtsuroHoshino
repa-stream80.03Stream functions not present in the vector library. (bsd3, data-structures, library)2016-06-184.2.3.1BasVanDijk, BenLippmeier, PepeIborra, TrevorMcDonell
replica40.00 (bsd3, library, unclassified)2019-06-240.1.0.0pkamenarsky
replicant40.00Initial project template from stack (bsd3, library, program, web)2016-07-070.1.0.0jdabbs
repo-based-blog50.01Blogging module using blaze html for markup (bsd3, library, program, web)2014-11-140.0.1saep
repr220.01Render overloaded expressions to their textual representation. (bsd3, library, numeric, text)2012-09-230.4.1.3BasVanDijk
representable-functors (deprecated in favor of adjunctions)530.010Representable functors (bsd3, data-structures, deprecated, functors, library, monads)2013-10-133.2.0.2EdwardKmett, EricMertens, ryanglscott, AaronVargo
representable-profunctors (deprecated in favor of profunctors)270.02This package has been absorbed into profunctor-extras. (bsd3, categories, control, deprecated, library)2013-01-073.2EdwardKmett
representable-tries510.02Tries from representations of polynomial functors (bsd3, comonads, data-structures, functors, library, monads)2013-01-063.0.2EdwardKmett
reproject50.01Define and combine "materialized" projections (bsd3, library, web)2017-06-160.2.0.0AlexanderThiemann
req1752.548HTTP client library (bsd3, library, network, web)2024-01-283.13.2HerbertValerioRiedel, mrkkrp
req-conduit380.04Conduit helpers for the req HTTP client library (bsd3, conduit, library, network, web)2023-12-301.0.2mrkkrp
reqcatcher150.01A local http server to catch the HTTP redirect (bsd3, library, web)2023-01-210.2.2.3hiratara
request252.250 (bsd3, library, web)2023-12-060.2.2.0asaka
rere500.00Regular-expressions extended with fixpoints for context-free powers (bsd3, library, parsing)2023-10-310.2.0.1phadej
reservoir50.01Unweighted reservoir sampling (bsd3, library, math)2018-07-290.2.0.0haym
resistor-cube200.01Compute total resistance of a cube of resistors (bsd3, math, program)2021-12-050.0.1.4HenningThielemann
resolve50.01A name resolusion library (bsd3, library, network)2016-12-280.1.0.0riaqn
resource-effect50.01A port of the package 'resourcet' for extensible effects. (bsd3, control, effect, library)2014-01-050.1.1ClarkGaebel
resource-effectful50.00A region-based resource effect for the effectful ecosystem. (bsd3, control, library)2023-05-120.1.0.0MichaelSzvetits
resource-pool1902.25113A high-performance striped resource pooling implementation (bsd3, data, database, library, network)2023-01-160.4.0.0BasVanDijk, BryanOSullivan, phadej, arybczak, jonathanjouty
resource-pool-catchio60.07Fork of resource-pool, with a MonadCatchIO constraint (bsd3, data, database, library, network)2012-03-080.2.1.0JurrienStutterheim
resource-pool-fork-avanov160.01A high-performance striped resource pooling implementation (bsd3, data, database, library, network)2021-12-140.2.4.0avanov
resource-simple60.01Allocate resources which are guaranteed to be released. (bsd3, control, library)2012-03-020.2ShaneOBrien
resourcet4830.0494Deterministic allocation and freeing of scarce resources. (bsd3, conduit, data, library)2022-10-231.3.0MichaelSnoyman
resourcet-effectful320.00Adaptation of the resourcet library for the effectful ecosystem. (bsd3, control, library)2023-11-051.0.1.0arybczak
resourcet-extra60.00ResourceT extras (bsd3, databases, library)2023-12-210.1.0RenzoCarbonara
resourcet-pool (deprecated in favor of unliftio-pool)180.01A small library to convert a Pool into an Acquire (bsd3, conduit, data, database, deprecated, library, network)2020-11-230.1.0.0brandonchinn178
resp50.00A fast, non-backtracking parser for the redis RESP3 protocol (bsd3, data, library)2024-01-262.0.0414owen
respond70.01process and route HTTP requests and generate responses on top of WAI (bsd3, library, program, web)2014-12-201.1.0raptros
rest-client502.01Utility library for use in generated API client libraries. (bsd3, library, web)2018-04-030.5.2.3AdamBergmark, ErikHesselink
rest-core432.56Rest API library. (bsd3, library, web)2018-04-030.39.0.2AdamBergmark, ErikHesselink
rest-example150.01Example project for rest (bsd3, library, web)2016-05-020.2.0.4AdamBergmark, ErikHesselink
rest-gen1190.02Documentation and client generation from rest definition. (bsd3, library, web)2018-04-030.20.0.3AdamBergmark, ErikHesselink
rest-happstack260.01Rest driver for Happstack. (bsd3, library, web)2016-05-020.3.1.1AdamBergmark, ErikHesselink
rest-rewrite730.02Rewriting library with online termination checking (bsd3, library, rewriting)2024-01-290.4.3zgrannan
rest-snap450.01Rest driver for Snap. (bsd3, library, web)2017-10-310.3.0.0AdamBergmark, ErikHesselink
rest-stringmap160.03Maps with stringy keys that can be transcoded to JSON and XML. (bsd3, library, silk)2018-03-300.2.0.7AdamBergmark, ErikHesselink
rest-types322.08Silk Rest Framework Types (bsd3, library, web)2018-03-301.14.1.2AdamBergmark, ErikHesselink
rest-wai170.01Rest driver for WAI applications. (bsd3, library, web)2016-05-020.2.0.1AdamBergmark, ErikHesselink, SebastiaanVisser
restartable80.00Minimal live coding library for model-view-event-update applications. (bsd3, control, library)2020-11-090.3.0.0MichalGajda
restful-snap130.02 (bsd3, library, snap, web)2022-04-260.4.2DougBeardsley, MichaelXavier, OzgunAtaman
restricted-workers80.01Running worker processes under system resource restrictions (bsd3, concurrency, data, library, system)2013-08-260.1.1DaniilFrumin
retry2502.564Retry combinators for monadic actions that may fail (bsd3, control, library)2023-04-170.9.3.1MichaelXavier, OzgunAtaman
retry-effectful40.00Adaptation of the retry library for the effectful ecosystem. (bsd3, control, library)2022-09-300.1.0.0TristanCacqueray
rev-state210.01Reverse State monad transformer (bsd3, control, library)2024-01-160.2.0.1DanBurton
reverse-apply110.03Standard version of the reverse apply operator. (bsd3, combinators, composition, library)2014-04-172.0.1HansHoglund
reverse-arguments120.01Reverse the arguments of arbitrary functions. (bsd3, data, library)2016-03-250.1.0.0JonasScholl
reverse-geocoding220.01Simple reverse geocoding using OpenStreeMap (bsd3, data, library)2017-02-130.3.0.0jcristovao
reverse-list80.00reversed lists/snoc lists (bsd3, data, library)2023-02-250.3.0.0edemko
rewrite140.01open file and rewrite it with new contents (bsd3, program, system)2013-11-050.10OmariNorman
rewrite-inspector170.00Inspection of rewriting steps (bsd3, inspection, library, program, rewriting, terminal, user-interface)2019-10-280.1.0.11omelkonian
rewriting70.02Generic rewriting library for regular datatypes. (bsd3, generics, library)2012-04-160.2.2JosePedroMagalhaes
rex280.01A quasi-quoter for typeful results of regex captures. (bsd3, control, library)2022-04-150.6.2MichaelSloan
rfc310.01Robert Fischer's Common library (bsd3, library)2018-03-200.0.0.25RobertFischer
rfc1413-server100.01rfc1413 server (bsd3, library, web)2017-05-010.0.0.0KevinCotrone
rfc1413-types170.01An rfc1413 parser and response renderer (bsd3, library, web)2017-05-010.0.0.0KevinCotrone
rfc3339300.02Parse and display time according to RFC3339 (deprecated) (bsd3, library, time, web)2015-04-111.0.5HugoGomes
rfc5051660.05Simple unicode collation as per RFC5051. (bsd3, library, text)2020-08-010.2JohnMacFarlane
rg190.00A dynamic/unbounded alternative to Bounded Enum (bsd3, library, types)2019-06-081.4.0.0ChrisDornan
rhine462.03Functional Reactive Programming with type-level clocks (bsd3, frp, library)2024-01-071.2turion
rhine-bayes60.00monad-bayes backend for Rhine (bsd3, frp, library, program)2024-01-071.2turion
rhine-gloss300.00Gloss backend for Rhine (bsd3, frp, library, program)2024-01-071.2turion
rhine-terminal80.00Terminal backend for Rhine (bsd3, frp, library, program)2024-01-071.2turion
rhythm-game-tutorial80.01Haskell rhythm game tutorial (bsd3, graphics, monads, program)2015-02-230.1.1FumiakiKinoshita
rib132.01Static site generator based on Shake (bsd3, library, web)2020-10-041.0.0.0sridca
rib-core100.01Static site generator based on Shake (bsd3, library, web)2020-10-041.0.0.0sridca
ridley250.01Quick metrics to grow your app strong. (bsd3, library, web)2023-01-060.3.4.1AlfredoDiNapoli, ChrisDornan, MikolajKonarski
ridley-extras110.01Handy metrics that don't belong to ridley. (bsd3, library, web)2022-06-130.1.3.0AlfredoDiNapoli, ChrisDornan, MikolajKonarski
rigel-viz100.00A mid-level wrapper for vega-lite (bsd3, data-science, graphics, library, visualization)2019-02-250.2.0.0ocramz
ring-buffer152.01A concurrent, mutable ring-buffer (bsd3, data, library)2017-10-070.4BenGamari
ring-buffers110.00mutable ring buffers with atomic updates in GHC Haskell (bsd3, data, library)2020-11-300.2chessai
rings240.02Ring-like objects. (bsd3, library, math, numerical)2020-03-090.1.3cmk
rio-app120.05Generic App type for rio. (bsd3, control, library, program)2021-06-150.1.0.0AlexanderBondarenko
rio-prettyprint1060.05Pretty-printing for RIO (bsd3, development, library)2023-12-240.1.8.0MichaelSnoyman, borsboom, fpcomplete, mpilgrem
risc-v110.01RISC-V (bsd3, library, unclassified)2020-02-110.0.2.0
risc386200.01Reduced instruction set i386 simulator (bsd3, compilers-interpreters, education, program)2023-09-280.0.20230928AndreasAbel
riscv-isa90.01Haskell representation of the RISC-V instruction set architecture (bsd3, library, web)2016-12-120.1.0.0cocreature
rison170.01Parses and renders RISON strings. (bsd3, library, web)2016-06-241.1.0.0martinvlk
rivers40.01Rivers are like Streams, but different. (bsd3, comonads, data, library, math)2011-12-040.1.0DrewDay
rivet (deprecated)40.01A project management tool for Haskell applications. (bsd3, deprecated, program, unclassified)2015-05-170.1.0.0DanielPatterson
rivet-adaptor-postgresql180.01Rivet migration library postgresql backend (bsd3, library, web)2016-07-240.1.0.0DanielPatterson
rivet-autoimporter50.01Database migration library; automatic importer. (bsd3, database, program)2016-07-240.1.0.0DanielPatterson
rivet-core110.02Database migration library; core functionality. (bsd3, database, library)2016-07-240.2.0.0DanielPatterson
rivet-migration50.01Postgresql migration support for project management tool. (bsd3, library, unclassified)2015-05-220.1.0.1DanielPatterson
rivet-simple-deploy40.00Basic deployment support for project management tool. (bsd3, library, unclassified)2015-05-170.1.0.0DanielPatterson
rl-satton110.00Collection of Reinforcement Learning algorithms (bsd3, library, machine-learning, program)2016-10-040.1.2.4SergeyMironov
rlist50.01Lists with cheap snocs (bsd3, library, unclassified)2016-03-110.1.0guaraqe
rmonad250.01Restricted monad library (bsd3, control, library)2013-12-230.8.0.2GaneshSittampalam
rng-utils210.01RNG within an IORef for convenient concurrent use (bsd3, data, library, random)2020-09-230.3.1DougBeardsley, MichaelXavier, OzgunAtaman
roboservant152.00Automatic session-aware servant testing (bsd3, library, web)2022-12-150.1.0.3MarkWotton, sgschlesinger
robots-txt250.01Parser for robots.txt (bsd3, library, web)2022-02-020.4.1.7MarkWotton
roc-cluster60.00ROC online clustering algorithm (bsd3, data, library)2017-05-170.1.0.0NCrashed
roc-cluster-demo60.01Gloss interactive demo for roc-cluster package (bsd3, program, web)2017-05-170.1.0.0NCrashed
roc-id192.00Implementation of the ROC (Taiwan) National ID standard. (bsd3, identification, library)2024-02-100.2.0.1JonathanKnowles
rock160.00A build system for incremental, parallel, and demand-driven computations (bsd3, development, library)2023-10-130.3.1.2OlleFredriksson, luc_tielen, placidex
rocksdb-haskell130.06Haskell bindings to RocksDB (bsd3, database, ffi, library)2017-12-031.0.1AlexanderThiemann, gromak, serokell
rocksdb-haskell-jprupp200.03Haskell bindings for RocksDB (bsd3, database, ffi, library)2023-09-132.1.6jprupp
roku-api50.01Bindings to Roku's External Control API (bsd3, library, network)2018-03-260.1.0.0puffnfresh
roles250.01Composable class-based roles (bsd3, data, library)2021-10-050.2.1.0mnoonan
rollbar-hs160.02Core Rollbar data types and APIs. (bsd3, library, web)2018-08-080.3.1.0joneshf
rolling-queue100.02Bounded channel for STM that discards old entries when full (bsd3, data, library)2012-02-160.1JoeyAdams
roman-numerals590.04Parsing and pretty printing of Roman numerals (bsd3, library, numerical, parsing)2014-11-070.5.1.5RoelVanDijk
romkan90.01Japanese Romaji <-> Japanese Kana conversion library (bsd3, library, natural-language-processing)2014-04-070.1.0.0KarlVoigtland
ron202.03RON (bsd3, database, distributed-systems, library, protocol)2021-07-150.12cblp
ron-rdt200.02Replicated Data Types (RON-RDT) (bsd3, database, distributed-systems, library, protocol)2019-10-080.10cblp
ron-schema130.00RON-Schema (bsd3, database, distributed-systems, library, protocol)2019-09-060.9.1cblp
ron-storage250.00RON Storage (bsd3, database, distributed-systems, library, protocol)2019-10-080.11cblp
rope190.02Tools for manipulating fingertrees of bytestrings with optional annotations (bsd3, language, library)2014-03-210.6.4EdwardKmett
rope-utf16-splay640.07Ropes optimised for updating using UTF-16 code units and row/column pairs. (bsd3, data, language, library, text)2022-01-140.4.0.0AlanZimmerman, OlleFredriksson
rose100.00rose trees (bsd3, data, library)2021-01-040.1chessai
rose-trees150.02Various trie implementations in Haskell (bsd3, data, library, tree)2020-03-070.0.4.5athanclark
rosebud120.00Common rose tree/forest functions (bsd3, data, library)2020-11-190.2.0.0jship
rosezipper342.09Generic zipper implementation for Data.Tree (bsd3, data-structures, library)2010-06-060.2EricKow, IavorDiatchki
roshask60.01Haskell support for the ROS robotics framework. (bsd3, library, program, robotics)2015-06-220.2.1AnthonyCowley
rosmsg110.00ROS message parser, render, TH (bsd3, library, robotics)2016-09-200.5.2.0akru
rosmsg-bin50.01ROS message management tools (bsd3, program, robotics)2016-09-130.1.0.0akru
rospkg140.00ROS package system information (bsd3, library, program, robotics)2016-09-120.2.3.0akru
rosso40.01General purpose utility library (bsd3, library, utility)2011-06-211.0RobertHenderson
rot13190.01Fast ROT13 cipher for Haskell. (bsd3, codec, library)2017-07-110.2.0.1KyleVanBerendonck
rotating-log112.01Size-limited, concurrent, automatically-rotating log writer. (bsd3, library, logging)2018-01-180.4.3MichaelXavier, OzgunAtaman
rounded190.02Correctly-rounded arbitrary-precision floating-point arithmetic (bsd3, library, math, numeric)2023-10-021.1.1ClaudeHeilandAllen
rounded-hw100.00Directed rounding for built-in floating types (bsd3, library, math, numeric)2023-11-180.4.0aratamizuki
rounding (deprecated)80.02Explicit floating point rounding mode wrappers (bsd3, deprecated, library, math)2010-06-130.3.0EdwardKmett
roundtrip170.05Bidirectional (de-)serialization (bsd3, library, text)2020-05-050.2.0.7StefanWehr
roundtrip-aeson70.02Un-/parse JSON with roundtrip invertible syntax definitions. (bsd3, data, library)2018-10-140.3.0.2ThomasSutton, ChristianMarie
roundtrip-string220.02Bidirectional (de-)serialization (bsd3, library, text)2014-01-300.1.0.1StefanWehr
roundtrip-xml140.01Bidirectional (de-)serialization for XML. (bsd3, library, text)2014-01-300.3.0.5StefanWehr
route-planning70.01A library and utilities for creating a route (bsd3, data, library)2014-04-180.0.3TonyMorris
row (deprecated)170.01Row types (bsd3, deprecated, library, unclassified)2018-08-310.0.0.0
rowdy120.01An EDSL for web application routes. (bsd3, library, web)2018-04-020.0.1.0parsonsmatt
rowdy-yesod110.01An EDSL for web application routes. (bsd3, library, web)2020-11-210.0.1.1parsonsmatt
rowrecord50.02Build records from lists of strings, as from CSV files. (bsd3, data, library, text)2010-09-270.1KeeganMcAllister
rp-tree312.00Random projection trees (bsd3, data, data-mining, data-structures, library, machine-learning, program)2021-11-040.7.1ocramz
rpc70.01type safe rpcs provided as basic IO actions (bsd3, library, network)2010-06-100.0.1SamAnklesaria
rpc-framework122.01a remote procedure call framework (bsd3, library, network, program, web)2012-09-052.0.0.2MatthewMirman
rpf100.01Receiver Policy Framework (bsd3, network, program)2013-12-270.2.5KazuYamamoto
rpm60.01Cozy little project to question unruly rpm packages. (bsd3, library, system)2010-11-010.0.1EricStolten
rpmbuild-order480.01Sort RPM packages in dependency order (bsd3, distribution, library, program)2024-02-180.4.11JensPetersen
rpmostree-update70.00rpm-ostree update wrapper that caches change info (bsd3, program, utility)2023-04-100.1.2JensPetersen
rrb-vector250.01Efficient RRB-Vectors (bsd3, data-structures, library)2023-12-020.2.1.0konsumlamm
rrule60.00Recurrence rule parser and formatter (bsd3, library, time)2021-11-200.1.2MitchellVitez
rsagl120.02The RogueStar Animation and Graphics Library (bsd3, graphics, library)2011-04-080.6.0.1ChristopherLaneHinson, GwernBranwen
rsagl-frp60.03The RogueStar Animation and Graphics Library: Functional Reactive Programming (bsd3, frp, library)2011-04-080.6.0.1ChristopherLaneHinson
rsagl-math50.04The RogueStar Animation and Graphics Library: Mathematics (bsd3, library, math)2011-04-080.6.0.1ChristopherLaneHinson
rss2irc240.01watches an RSS/Atom feed and writes it to an IRC channel (bsd3, irc, program)2018-06-291.2DonaldStewart, SimonMichael
rstream50.01stream-fusion framework from vector (bsd3, data, data-structures, library)2018-11-010.1.0.0chessai
rtcm300.01Haskell bindings for RTCM. (bsd3, library, network, program)2019-04-050.2.39peddie, markfine, mookerji
rtlsdr180.02Bindings to librtlsdr (bsd3, library, software-defined-radio)2016-07-310.1.0.5adamwalker
rtnetlink130.01Manipulate network devices, addresses, and routes on Linux (bsd3, library, network, system)2019-07-060.2.0.1BenHamlin
ruff120.02relatively useful fractal functions (bsd3, library, math)2016-11-070.4.0.1ClaudeHeilandAllen
ruin60.01Pliable records (bsd3, data, library, records)2016-08-070.1.0.1NicolasFrisby
ruler110.01Ruler tool for UHC (bsd3, development, program)2018-01-280.4.1.0AtzeDijkstra, JeroenBransen
run-haskell-module180.01Running newly generated Haskell source module. (bsd3, data, library, tools)2020-03-290.0.2MichalGajda
run-st1090.016runST without boxing penalty (bsd3, data, library)2024-02-130.1.3.3andrewthad, chessai, l3c_amartin
rungekutta70.01A collection of explicit Runge-Kutta methods of various orders (bsd3, library, numeric)2009-04-231.0.2UweHollerbach
rungekutta252.00Explicit Runge-Kutta methods of various orders (fork of 'rungekutta') (bsd3, library, numeric, program)2022-03-111.0.3ocramz
runhs112.00Stack wrapper for single-file Haskell programs. (bsd3, program, tools)2021-02-011.0.0.9danielbrice
runmany70.01Run multiple commands, interleaving output and errors (bsd3, data, nix, program, system)2018-04-260.1.3JohnWiegley
runmemo160.01A simple memoization helper library (bsd3, data, library)2013-11-281.0.0.1DanBurton
rv120.01RISC-V (bsd3, library, unclassified)2020-02-110.0.1.0
rws50.01Packet Generation (bsd3, network, program)2013-06-100.1.1.2KarlKnutsson
rzk592.01An experimental proof assistant for synthetic ∞-categories (bsd3, dependent-types, library, program)2023-12-220.7.3NickolayKudasov
s-cargot980.04A flexible, extensible s-expression library. (bsd3, data, library)2023-04-080.1.6.0gdritter
s3-signer220.01Pre-signed Amazon S3 URLs (aws, bsd3, library, network)2018-05-030.5.0.0DavidJohnson
safe4052.25388Library of safe (exception free) functions (bsd3, library, unclassified)2024-01-180.3.21NeilMitchell
safe-access190.01A simple environment to control access to data (bsd3, library, security)2020-02-210.3.3.1thoferon
safe-buffer-monad60.01A monadic buffer resilient to exceptions (bsd3, control, library)2018-06-170.1.0dcastro
safe-coerce60.01A friendly shorthand for an old friend (bsd3, coerce, library)2018-10-130.2.0.0kcsongor
safe-coupling82.00Relational proof system for probabilistic algorithms (bsd3, formal-methods, library)2022-06-150.1.0.1oquechy
safe-decimal170.01Safe and very efficient arithmetic operations on fixed decimal point numbers (bsd3, library, math, numeric, numerical)2021-06-100.2.1.0lehins
safe-exceptions-checked (deprecated)152.03Safe, checked exceptions (bsd3, control, deprecated, library)2017-01-280.1.0mitchellwrosen
safe-failure (deprecated)200.09Library for safe functions (deprecated) (bsd3, deprecated, failure, library)2014-03-210.5.0.2MichaelSnoyman, PepeIborra
safe-freeze70.01Support for safely freezing multiple arrays in the ST monad. (bsd3, data, library)2012-06-020.2.1ReinerPope
safe-gen110.00Recursive Arbitrary instances without headaches (bsd3, library, testing)2023-04-181.0.1jonascarpay
safe-globals50.01Safe top-level mutable variables which scope like ordinary values (bsd3, data, library)2011-12-210.1.1KeeganMcAllister
safe-lazy-io50.01A library providing safe lazy IO features. (bsd3, library, system)2009-03-200.1NicolasPouillard
safe-length52.01Tired of accidentally calling length on tuples? Relief at last! (bsd3, data, library)2015-10-290.1.0.0JeremyShaw
safe-money492.259Type-safe and lossless encoding and manipulation of money, fiat currencies, crypto currencies and precious metals. (bsd3, library, money)2021-08-270.9.1RenzoCarbonara
safe-money-aeson100.01Instances from the aeson library for the safe-money library. (bsd3, library, money)2019-03-210.1.1RenzoCarbonara
safe-money-cereal160.01Instances from the cereal library for the safe-money library. (bsd3, library, money)2019-03-210.1.1RenzoCarbonara
safe-money-serialise100.01Instances from the serialise library for the safe-money library. (bsd3, library, money)2019-03-210.1.1RenzoCarbonara
safe-money-store150.01Instances from the store library for the safe-money library. (bsd3, library, money)2019-03-210.1.1RenzoCarbonara
safe-money-xmlbf200.01Instances from the xmlbf library for the safe-money library. (bsd3, library, money)2019-05-190.1.2RenzoCarbonara
safe-plugins60.01A small wrapper over hs-plugins to allow loading safe plugins (bsd3, library, system)2010-12-020.1IlyaPortnov
safe-printf60.01Well-typed, flexible and variadic printf for Haskell (bsd3, library, text)2015-06-100.1.0.0HiromiIshii
safe-wild-cards320.00Use RecordWildCards safely (bsd3, control, library)2024-03-111.0.0.1Artyom
safeint80.01overflow-checked Int type (bsd3, data, library)2015-10-290.6AndresLoeh
safer-file-handles390.04Type-safe file handling (bsd3, library, monadic-regions, system)2011-09-230.11BasVanDijk
safer-file-handles-bytestring150.01Extends safer-file-handles with ByteString operations (bsd3, library, monadic-regions, system)2011-09-230.3.0.1BasVanDijk
safer-file-handles-text160.01Extends safer-file-handles with Text operations (bsd3, library, monadic-regions, system)2011-09-230.2.0.2BasVanDijk
saferoute80.01A simple type-safe routing library. (bsd3, library, web)2014-07-180.2.0.0pharpend
sai-shape-syb130.01Obtain homogeneous values from arbitrary values, transforming or culling data (bsd3, generics, library)2015-01-030.3.4AndrewSeniuk
sak212.00Compression command-line tool (bsd3, commandline, compression, program)2021-04-130.1.3.1vmchale
sakuraio-platform60.01Haskell representation of messages exchanged on the sakura.io platform. (bsd3, library, network)2018-07-080.1.0.0tkmsm
salvia110.07Modular web application framework. (bsd3, library, network, web)2010-03-211.0.0SebastiaanVisser
salvia-demo50.01Demo Salvia servers. (bsd3, library, network, program, web)2010-03-211.0.0SebastiaanVisser
salvia-extras120.03Collection of non-fundamental handlers for the Salvia web server. (bsd3, library, network, web)2010-03-211.0.0SebastiaanVisser
salvia-protocol50.07Salvia webserver protocol suite supporting URI, HTTP, Cookie and MIME. (bsd3, library, network, protocol, web)2010-03-211.0.1SebastiaanVisser
salvia-sessions50.02Session support for the Salvia webserver. (bsd3, library, network, web)2010-03-211.0.0SebastiaanVisser
salvia-websocket50.02Websocket implementation for the Salvia Webserver. (bsd3, library, network, web)2010-03-211.0.0SebastiaanVisser
sample-frame270.08Handling of samples in an (audio) signal (bsd3, library, sound)2023-01-060.0.4HenningThielemann
sample-frame-np290.03Orphan instances for types from sample-frame and numericprelude (bsd3, library, sound)2023-01-060.0.5HenningThielemann
sandi880.07Data encoding library (bsd3, codec, conduit, library)2019-02-040.5MagnusTherning
sandlib70.01SAND data serialization and manipulation library (ai, bsd3, library)2012-03-280.0.2MahmutBulut
sandwich520.04Yet another test framework for Haskell (bsd3, library, program, testing)2024-01-070.2.2.0thomasjm
sandwich-hedgehog140.00Sandwich integration with Hedgehog (bsd3, library, testing)2023-04-130.1.3.0thomasjm
sandwich-quickcheck220.00Sandwich integration with QuickCheck (bsd3, library, testing)2023-04-130.1.0.7thomasjm
sandwich-slack190.00Sandwich integration with Slack (bsd3, library, program, testing)2023-06-220.1.2.0thomasjm
sandwich-webdriver330.00Sandwich integration with Selenium WebDriver (bsd3, library, program, testing)2023-09-120.2.3.1thomasjm
sarasvati50.01audio library. (bsd3, library, sound)2013-10-260.3.0.0outoftune
sasha90.00A staged lexer generator (bsd3, development, lexing, library)2023-05-280.2phadej
sasl70.03SASL implementation using simple-pipe (bsd3, library, network)2014-08-26YoshikuniJujo
sat-simple40.00A high-level wrapper over minisat (bsd3, data, library)2023-10-170.1.0.0phadej
satchmo-toysat60.01toysat driver as backend for satchmo (algorithms, bsd3, library, logic)2015-05-310.2.1.0MasahiroSakai
savage80.01re-export of the random generators from Hedgehog (bsd3, library, testing)2017-12-271.0.3chessai
sax70.01Monadic streaming XML parser (bsd3, library, sax, text)2018-04-130.1.0.0dredozubov
say-my-name70.00Require explicit type application for some type variables. (bsd3, library, types)2020-11-180.1.0.0mnoonan
sbp2udp (deprecated)120.01SBP to UDP (bsd3, deprecated, network, program)2016-06-020.0.1markfine
sbv3772.7512SMT Based Verification: Symbolic Haskell theorem prover using SMT solving. (bit-vectors, bsd3, formal-methods, library, math, smt, symbolic-computation, theorem-provers)2024-03-1610.6LeventErkok
sbv-program60.00Component-based program synthesis using SBV (bit-vectors, bsd3, formal-methods, library, smt, symbolic-computation)2023-01-261.1.0.0arrowd
sbvPlugin260.01Formally prove properties of Haskell programs using SBV/SMT (bsd3, formal-methods, library, math, smt, symbolic-computation, theorem-provers)2024-01-069.8.1LeventErkok
sc2-lowlevel50.01Low-level Starcraft II API (bsd3, ffi, game, library, network)2019-02-060.1.0.0spacekitteh
sc2-support50.02Support and utility library for sc2hs. (bsd3, ffi, game, library, network)2019-02-060.1.0.0spacekitteh
scalable-server90.01Library for writing fast/scalable TCP-based services (bsd3, library, network)2012-01-040.2.2JamieTurner
scaleimage60.01Scale an image to a new geometry (bsd3, graphics, program)2008-06-190.1DonaldStewart
scan250.01lexical style suggestions for source code (bsd3, development, program)2014-01-090.1.0.9ChristianMaeder
scan-vector-machine170.01An implementation of the Scan Vector Machine instruction set in Haskell (bsd3, library, parallelism)2012-02-040.2.7AdamMegacz
scanner430.05Fast non-backtracking incremental combinator parsing for bytestrings (bsd3, library, parsing)2019-09-180.3.1YurasShumovich
scanner-attoparsec70.01Inject attoparsec parser with backtracking into non-backtracking scanner (bsd3, library, parsing)2021-04-020.2YurasShumovich
scat210.01Generates unique passwords for various websites from a single password. (bsd3, password, program)2017-09-281.1.0.3RomainEdelmann
scenegraph160.01Scene Graph (bsd3, graphics, library)2022-06-080.2.0.1MarkWassell, pippijn
scgi (deprecated in favor of wai)190.01A Haskell library for writing SCGI programs. (bsd3, deprecated, library, network)2010-11-020.3.3ChrisForno, EricSessoms, StephenBlackheath
schedevr130.01Marge schedules and show EVR (bsd3, development, program)2014-04-260.1.0.6YoshikuniJujo
scheduler712.254Work stealing scheduler. (bsd3, concurrency, library, parallelism)2021-10-112.0.0.1lehins
scheduling50.00An interview scheduler using constraint satisfaction and Google Sheets (bsd3, cloud, library, program, time)2022-01-120.1.0.0TomLippincott
schedyield80.01Exposes standard POSIX function sched_yield. (bsd3, library, parallelism, system)2012-07-031.0MichalGajda
schemas160.00schema guided serialization (bsd3, data, library)2020-04-280.4.0.2PepeIborra, adamse
schematic261.751JSON-biased spec and validation tool (bsd3, data, library)2021-01-150.5.1.0dredozubov
scholdoc-citeproc50.01Scholdoc fork of pandoc-citeproc (bsd3, library, program, text)2014-10-170.6timtylin
schonfinkeling120.01Transformation of n-ary functions to unary functions (bsd3, control, library)2011-10-030.1.0.0DenisDefreyne
science-constants150.02Mathematical/physical/chemical constants (bsd3, chemistry, library, math, physics, science)2020-01-130.2.0.2cbou
science-constants-dimensional140.01Mathematical/physical/chemical constants (bsd3, chemistry, library, math, physics, science)2020-01-130.1.0.3cbou
scientific3242.25475Numbers represented using scientific notation (bsd3, data, library)2021-05-200.3.7.0BasVanDijk, BryanOSullivan, phadej
scientific-notation310.03Scientific notation intended for tokenization (bsd3, data, library)2024-02-130.1.7.0andrewthad, l3c_amartin
scion60.02Haskell IDE library (bsd3, development, library)2009-08-270.1.0.2ThomasSchilling
scion-browser440.01Command-line interface for browsing and searching packages documentation (bsd3, development, library, program)2015-02-070.5.0AlejandroSerrano, JeanPhilippeMoresmau
scope140.02An interactive renderer for plotting time-series data (bsd3, development, library)2012-11-190.8.0.1ConradParker
scope-cairo80.01An interactive renderer for plotting time-series data (bsd3, development, library, program)2012-11-190.8.0.1ConradParker
scottish60.01scotty with batteries included (bsd3, library, web)2014-03-180.1.0.1echaozh
scotty2842.563Haskell web framework inspired by Ruby's Sinatra, using WAI and Warp (bsd3, library, web)2024-03-090.22AndrewFarmer, FumiakiKinoshita, SimonHengel, ryanglscott, ocramz, chessai, danielbrice
scotty-binding-play120.01The Play Framework style data binding in Scotty. (bsd3, library, web)2014-10-261.3YusukeNomura
scotty-cookie200.01Cookie management helper functions for Scotty framework (bsd3, library, web)2014-09-160.1.0.3MartinsMacs
scotty-hastache90.01Easy Mustache templating support for Scotty (bsd3, library, web)2014-04-030.2.1DaniilFrumin
scotty-haxl190.00Combine scotty and haxl (bsd3, concurrency, library, scotty, web)2020-09-020.1.0.0Lupino
scotty-rest60.01Webmachine-style REST library for scotty (bsd3, library, web)2017-09-080.2.0.0ErlendHamberg
scotty-session (deprecated in favor of Spock)110.01Adding session functionality to scotty (bsd3, deprecated, library, web)2015-04-240.0.5AlexanderThiemann
scotty-tls130.02TLS for Scotty (bsd3, library, web)2015-10-280.4.1DavidJohnson
scotty-utils210.00Scotty utils library (bsd3, library, scotty, utils, web)2022-04-240.2.0.0Lupino
scp-streams60.01An SCP protocol implementation. (bsd3, library, program, system)2014-01-070.1.0VoMinhThu
scrabble-bot60.01Scrabble play generation. (bsd3, game, program)2013-04-300.1.0.0AndrasKovacs
screenshot-to-clipboard40.00Take screenshot and copy it to the system clipboard. (bsd3, library, program, utils)2022-06-040.1.0.0cdepillabout
script-monad100.01Stack of error, reader, writer, state, and prompt monad transformers (bsd3, control.monad, library, program)2022-06-260.0.4nbloomf
scrobble80.01Scrobbling server. (bsd3, library, network, program)2014-11-300.2.1.1ChrisDone
scroll-list110.00This package provides functions for relocate an item within a list. (bsd3, library, list)2021-04-041.1.0.0fesanmar
scrypt502.06Stronger password hashing via sequential memory-hard functions. (bsd3, cryptography, library)2014-01-180.5.0FalkoPeters
scuttlebutt-types150.01generic types for Secure Scuttlebutt (bsd3, library, network)2018-02-260.4.0JoeyHess
scythe60.00Fast CSV lexing on ByteString (bsd3, data, library, program)2018-09-190.2.0.0DavidJohnson
sde-solver40.01Distributed SDE solver (bsd3, library, math, numerical)2012-12-180.1.0.0DavidNilsson
sdl21402.7537Both high- and low-level bindings to the SDL library (version 2.0.6+). (bsd3, graphics, library)2023-04-192.5.5.0AlexanderBondarenko, OliverCharles, Polarina, tejon
sdl2-fps70.02Run of the mill, frames per second timer implementation (bsd3, game, library)2018-05-200.0.2jxv
sdl2-mixer200.05Haskell bindings to SDL2_mixer (bsd3, foreign, library, program, sound)2021-09-141.2.0.0SinisaBidin, locallycompact
sdl2-sprite110.00Sprite previewer/animator (bsd3, library, program, web)2018-05-120.0.1ChrisDone
sdl2-ttf392.012Bindings to SDL2_ttf. (bsd3, font, foreign-binding, graphics, library)2022-08-142.1.3MikolajKonarski, OliverCharles, SinisaBidin, carldong
sdp160.09Simple Data Processing (bsd3, data-structures, library)2021-12-100.2.1.1AndreyMulik
sdp-binary160.00Binary instances for SDP (bsd3, data-structures, library)2021-02-230.2AndreyMulik
sdp-deepseq90.00DeepSeq SDP extension. (bsd3, data-structures, library)2021-02-190.2AndreyMulik
sdp-hashable100.01Hashable instances for SDP (bsd3, data-structures, library)2021-02-190.2AndreyMulik
sdp-io110.02SDP IO extension (bsd3, data-structures, library)2021-02-240.2AndreyMulik
sdp-quickcheck160.00SDP QuickCheck support (bsd3, data-structures, library)2021-02-190.2AndreyMulik
sdp4bytestring80.00SDP wrapper for ByteString. (bsd3, data-structures, library)2021-02-240.2AndreyMulik
sdp4text100.00SDP wrapper for Text. (bsd3, data-structures, library)2021-02-240.2AndreyMulik
sdp4unordered120.00SDP classes for unordered containers (bsd3, data-structures, library)2021-02-230.2AndreyMulik
sdp4vector160.00SDP wrapper for Vector (bsd3, data-structures, library)2021-02-190.2AndreyMulik
sdr220.01A software defined radio library (bsd3, software-defined-radio)2023-05-310.1.0.14adamwalker
seakale82.02Pure SQL layer on top of other libraries (bsd3, database, library)2017-09-060.2.1.1thoferon
seakale-postgresql90.01PostgreSQL backend for Seakale (bsd3, database, library)2017-09-060.3.0.1thoferon
seakale-tests100.01Helpers to test code using Seakale (bsd3, database, library)2017-09-060.1.1.1thoferon
seal-module120.01Template Haskell support for global configuration data (bsd3, language, library)2010-11-080.1.0.1JoachimBreitner
search112.01Infinite search in finite time with Hilbert's epsilon (bsd3, library, math, search, topology)2017-11-040.2EdwardKmett
search-algorithms300.01Common graph search algorithms (algorithm, bsd3, library)2021-12-280.3.2devonhollowood
sec60.01Semantic Editor Combinators. (bsd3, combinators, data, library)2010-03-300.0.1SteffenSiering
secd140.00A Haskell implementation of the SECD abstract machine (bsd3, compilers-interpreters, library, program)2016-07-120.1.0.0kseo
secdh70.01SECDH Machine Simulator (bsd3, compilers-interpreters, library, program)2012-03-130.2PeterGavin
seclib212.01A simple library for static information-flow security in Haskell (bsd3, library, security)2021-01-251.1.0.3AlejandroRusso
second-transfer292.01Second Transfer HTTP/2 web server (bsd3, library, network)2016-02-270.10.0.4dsign
secure-sockets210.01Secure point-to-point connectivity library (bsd3, library, network)2012-10-211.2.9.2DavidAnderson, IavorDiatchki, ThomasDuBuisson
securemem660.018abstraction to an auto scrubbing and const time eq, memory chunk. (bsd3, data, library)2018-02-270.1.10VincentHanquez
select200.03Wrap the select(2) POSIX function (bsd3, library, system)2013-01-300.4.0.1GardSpreemann
selections190.01Combinators for operating with selections over an underlying functor (bsd3, data-structures, functors, library)2020-10-210.3.0.0ChrisPenner
selectors70.01CSS Selectors for DOM traversal (bsd3, library, xml)2013-12-250.0.3.0rcallahan
selenium140.01Test web applications through a browser. (bsd3, library, web)2012-04-240.2.5AaronTomb, DonaldStewart
self-extract190.00A Haskell library to make self-extracting executables (bsd3, distribution, library, program)2018-12-290.4.1brandonchinn178
selinux60.02SELinux bindings (bsd3, library, system)2012-09-090.1.1LuiteStegeman
semantic-version50.00Semantic Version (bsd3, library, test)2023-11-090.0.2TonyMorris
semaphore-compat510.02Cross-platform abstraction for system semaphores (bsd3, library, system)2023-03-131.0.0BenGamari, mpickering, wz1000, sheaf
semaphore-plus110.01Various concurrency abstractions built on top of semaphores (bsd3, concurrency, library)2009-03-120.1RobinGreen
semialign3510.029Align and Zip type-classes from the common Semialign ancestor. (bsd3, data, library, these)2023-03-141.3phadej
semialign-extras70.00Extra functions for working with Semialigns (bsd3, data, library)2019-11-150.1.0.0qfpl, jack
semialign-indexed (deprecated in favor of semialign)280.02SemialignWithIndex, i.e. izipWith and ialignWith (bsd3, data, deprecated, library, these)2021-02-251.2phadej
semialign-optics (deprecated in favor of semialign)170.00SemialignWithIndex, i.e. izipWith and ialignWith (bsd3, data, deprecated, library, these)2021-02-251.2phadej
semibounded-lattices60.02A Haskell implementation of semibounded lattices (bsd3, data, library)2020-11-100.1.1.0xuhao
semigroupoid-extras370.03Semigroupoids that depend on PolyKinds (bsd3, control, library)2015-05-155EdwardKmett
semigroupoids-syntax50.01RebindableSyntax using the semigroupoids package (bsd3, data, library)2014-11-010.0.1TonyMorris
semigroups4292.75905Anything that associates (algebra, bsd3, data, data-structures, library, math)2021-11-160.20EdwardKmett, EricMertens, HerbertValerioRiedel, ryanglscott
semigroups-actions40.01Semigroups actions (algebra, bsd3, data, data-structures, library, math)2012-12-200.1PetrPudlak
semilattices500.02Semilattices (algebra, bsd3, data, data-structures, library, math)2024-03-070.0.0.7robrix
semiring90.02Semirings, ring-like structures used for dynamic programming applications (bsd3, math, natural-language-processing)2010-03-080.3SashaRush
semiring-simple191.56A module for dealing with semirings. (bsd3, library, math)2016-03-281.0.0.1pharpend
semirings1442.018two monoids as one, in holy haskimony (algebra, bsd3, data, data-structures, library, math, mathematics, maths)2021-01-070.6chessai
sendfile1150.011A portable sendfile library (bsd3, library, network)2023-12-140.7.11.5JeremyShaw, MatthewElder
sensu-run390.01A tool to send command execution results to Sensu (bsd3, program, system)2020-02-100.7.0.5MitsutoshiAoe
sentence-jp40.01Easily generating message of japanese natural language (bsd3, japanese-natural-language-processing, library)2016-06-160.1.0.0aiya000
sentiwordnet-parser200.01Parser for the SentiWordNet tab-separated file (bsd3, library, natural-language-processing)2018-03-210.2.0.0k_bx
sentry50.01Process monitoring tool written and configured in Haskell (bsd3, library, network, program)2012-04-150.1.0VoMinhThu
senza (deprecated in favor of lucid)120.01None (bsd3, deprecated, library, unclassified)2014-12-080.1
separated310.01A data type with elements separated by values (bsd3, data, library)2018-02-020.3.2.1TonyMorris, qfpl, GeorgeWilson
seqaid170.01Dynamic strictness control, including space leak repair (bsd3, compiler-plugin, library, program)2015-02-040.4.0.0AndrewSeniuk
seqalign180.01Sequence Alignment (algorithms, bsd3, library)2015-07-030.2.0.4rcallahan
seqid310.02Sequence ID production and consumption (bsd3, data, library)2023-07-070.6.3wraithm, LukeHoersten
seqid-streams320.01Sequence ID IO-Streams (bsd3, io-streams, library)2020-07-300.7.2wraithm, LukeHoersten
sequence210.03A type class for sequences and various sequence data structures. (bsd3, data, data-structures, library)2021-08-150.9.9.0AtzeVanDerPloeg, dfeuer
sequent-core100.01Alternative Core language for GHC plugins (bsd3, development, library)2015-07-030.5.0.1pdownen, lukemaurer
sequential-index120.02Sequential numbers that allow arbitrarily inserting numbers - for containers (bsd3, data, library)2013-01-290.2.0.1AristidBreitkreuz
sequor180.01A sequence labeler based on Collins's sequence perceptron. (bsd3, library, natural-language-processing, program)2016-07-290.7.5GrzegorzChrupala
serialise3022.039A binary serialisation library for Haskell values. (bsd3, codec, library)2023-11-140.2.6.1AustinSeipp, BenGamari, FinleyMcIlwaine
serialise-uuid150.00Encode and decode UUID values in CBOR using uuid-types, cborg and serialise. (bsd3, data, library)2020-04-210.1RenzoCarbonara
serialport462.015Cross platform serial port library. (bsd3, hardware, library)2024-01-150.5.5JorisPutcuyps, dopamane
serpentine (deprecated in favor of trasa)50.00Simple project template from stack (bsd3, deprecated, library, program, web)2016-05-170.2andrewthad
serv50.01Dependently typed API framework (bsd3, library, web)2016-02-260.2.0.0JosephAbrahamson
serv-wai40.01Dependently typed API servers with Serv (bsd3, library, web)2016-02-260.2.0.0JosephAbrahamson
servant4423.0292A family of combinators for defining webservices APIs (bsd3, library, servant, web)2023-10-020.20.1AlpMestanogullari, DavidJohnson, GaelDeest, SoenkeHahn, ChristianMarie, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp, fisx
servant-JuicyPixels220.01Servant support for JuicyPixels (bsd3, graphics, library, program)2023-10-070.3.1.1TvH
servant-aeson-generics-typescript60.00Generates a TypeScript client for Servant APIs (bsd3, library, program, web)2024-01-030.0.0.2fresheyeball
servant-auth840.018Authentication combinators for servant (authentication, bsd3, library, servant, web)2022-02-020.4.1.0AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, jkarni, mchaver, domenkozar, maksbotan, arianvp
servant-auth-client570.06servant-client/servant-auth compatibility (authentication, bsd3, library, servant, web)2023-06-250.4.1.1AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, jkarni, mchaver, domenkozar, maksbotan, arianvp
servant-auth-cookie372.01Authentication via encrypted cookies (bsd3, library, web)2018-01-140.6.0.3zohl
servant-auth-docs220.01servant-docs/servant-auth compatibility (authentication, bsd3, library, servant, web)2023-06-250.2.10.1AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, jkarni, mchaver, domenkozar, maksbotan, arianvp
servant-auth-hmac60.00Authentication via HMAC (bsd3, library, program, web)2016-08-240.1.0.1zohl
servant-auth-server890.04servant-server/servant-auth compatibility (authentication, bsd3, library, servant, web)2023-06-250.4.8.0AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, jkarni, mchaver, domenkozar, maksbotan, arianvp
servant-auth-swagger470.05servant-swagger/servant-auth compatibility (authentication, bsd3, library, servant, web)2023-06-250.2.10.2AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, jkarni, mchaver, domenkozar, maksbotan, arianvp
servant-auth-token370.05Servant based API and server for token based authorisation (bsd3, library, web)2018-09-160.5.6.0NCrashed
servant-auth-token-acid120.01Acid-state backend for servant-auth-token server (bsd3, library, web)2018-09-130.5.4.0NCrashed
servant-auth-token-api290.06Servant based API for token based authorisation (bsd3, library, web)2019-11-080.5.4.0NCrashed
servant-auth-token-leveldb140.01Leveldb backend for servant-auth-token server (bsd3, library, web)2018-09-130.6.0.0NCrashed
servant-auth-token-persistent170.01Persistent backend for servant-auth-token server (bsd3, library, web)2018-09-130.7.0.0NCrashed
servant-auth-token-rocksdb140.01RocksDB backend for servant-auth-token server (bsd3, library, web)2018-02-180.5.3.0NCrashed
servant-auth-wordpress80.00Authenticate Routes Using Wordpress Cookies (bsd3, library, servant, web)2021-05-301.0.0.2lysergia
servant-avro60.00Avro content type for Servant (bsd3, library, servant, web)2019-02-060.1.0.0jessekempf
servant-benchmark90.00Generate benchmark files from a Servant API (bsd3, library, web)2021-10-113kyro
servant-blaze832.012Blaze-html support for servant (bsd3, library, servant, web)2020-11-040.9.1AlpMestanogullari, DavidJohnson, GaelDeest, SoenkeHahn, ChristianMarie, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp
servant-cassava360.01Servant CSV content-type for cassava (bsd3, csv, library, servant, web)2022-08-170.10.2AlpMestanogullari, DavidJohnson, GaelDeest, SoenkeHahn, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp
servant-checked-exceptions442.01Checked exceptions for Servant APIs. (bsd3, library, web)2021-07-012.2.0.1imalsogreg, cdepillabout
servant-checked-exceptions-core292.01Checked exceptions for Servant APIs. (bsd3, library, web)2021-07-012.2.0.1imalsogreg, cdepillabout
servant-cli150.00Command line interface for Servant API clients (bsd3, library, program, web)2024-01-120.1.1.0jle
servant-client2112.25122Automatic derivation of querying functions for servant (bsd3, library, servant, web)2023-06-250.20AlpMestanogullari, DavidJohnson, GaelDeest, SoenkeHahn, ChristianMarie, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp, fisx
servant-client-core1600.055Core functionality and class for client function generation for servant APIs (bsd3, library, servant, web)2023-06-250.20AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp
servant-client-js50.01A servant client for frontend JavaScript (bsd3, library, servant, web)2020-09-300.1.0.0morganthomas
servant-client-namedargs70.00Automatically derive API client functions with named and optional parameters (bsd3, library, web)2019-03-220.1.1.1CullinPoresky
servant-conduit570.03Servant Stream support for conduit. (bsd3, enumerator, library, servant, web)2023-06-250.16AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, maksbotan, arianvp
servant-csharp170.01Generate servant client library for C# (bsd3, library, web)2016-04-290.0.8.1KatsutoshiItoh
servant-db80.01Servant types for defining API with relational DBs (bsd3, library, unclassified)2016-10-140.2.0.1NCrashed
servant-db-postgresql120.01Derive a postgres client to database API specified by servant-db (bsd3, database, library)2017-03-150.2.2.0NCrashed
servant-dhall90.01Servant Dhall content-type (bsd3, dhall, library, servant, web)2020-01-240.3AlpMestanogullari, DavidJohnson, phadej, MatthiasFischmann, maksbotan, arianvp
servant-docs1362.023generate API docs for your servant webservice (bsd3, library, program, servant, web)2023-06-250.13AlpMestanogullari, DavidJohnson, GaelDeest, SoenkeHahn, ChristianMarie, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp
servant-ede100.00Combinators for rendering EDE templates in servant web applications (bsd3, library, program, web)2016-09-160.6AlpMestanogullari
servant-ekg140.00Helpers for using ekg with servant (bsd3, library, servant, system, web)2020-01-240.3.1AlpMestanogullari, DavidJohnson, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp
servant-elm401.51Automatically derive Elm functions to query servant webservices. (bsd3, library, web)2023-02-120.7.3k_bx, mattjbray, domenkozar, iko
servant-event-stream100.00Servant support for Server-Sent events (bsd3, library, servant, web)2021-04-210.2.1.0bflyblue
servant-examples262.01Example programs for servant (bsd3, program, web)2016-03-170.4.4.7AlpMestanogullari, SoenkeHahn, ChristianMarie, jkarni
servant-exceptions260.01Extensible exceptions for servant APIs (bsd3, library, web)2020-11-250.2.1ch1bo
servant-exceptions-server160.00Extensible exceptions for servant API servers (bsd3, library, web)2020-11-250.2.1ch1bo
servant-flatten280.02Utilities for flattening servant API types (bsd3, library, web)2018-03-190.2AlpMestanogullari
servant-foreign1012.014Helpers for generating clients for servant APIs in any programming language (bsd3, library, servant, web)2023-06-250.16AlpMestanogullari, DavidJohnson, GaelDeest, SoenkeHahn, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp
servant-gdp100.00Use Servant and GDP together to create expressive web API types (bsd3, lib, library)2021-06-160.0.1.2mtonnberg
servant-generate50.01Utilities for generating mock server implementations (bsd3, library, web)2018-03-220.1AlpMestanogullari
servant-github112.00Bindings to GitHub API using servant. (bsd3, library, program, web)2017-11-130.1.0.6finlay
servant-haxl-client60.01automatical derivation of querying functions for servant webservices (bsd3, library, web)2016-03-130.2.0.0willfancher
servant-htmx70.00A library for using servant with htmx (bsd3, library, program, web)2022-04-300.1.0.2rashad1030
servant-http-streams240.00Automatic derivation of querying functions for servant (bsd3, library, servant, web)2023-06-250.20AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, maksbotan, arianvp
servant-http2-client60.01Generate HTTP2 clients from Servant API descriptions. (bsd3, library, web)2018-10-270.1.0.2LucasDiCioccio
servant-iCalendar122.01Servant support for iCalendar (bsd3, library, web)2017-08-090.1.0.1fgaz
servant-jquery (deprecated in favor of servant-js)222.01Automatically derive (jquery) javascript functions to query servant webservices (bsd3, deprecated, library, web)2016-03-170.4.4.7AlpMestanogullari, SoenkeHahn, ChristianMarie, jkarni
servant-js410.03Automatically derive javascript functions to query servant webservices. (bsd3, library, servant, web)2020-07-020.9.4.2AlpMestanogullari, DavidJohnson, GaelDeest, SoenkeHahn, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp
servant-jsonrpc90.03JSON-RPC messages and endpoints (bsd3, library, web)2022-05-131.1.1IanShipman
servant-jsonrpc-client190.02Generate JSON-RPC servant clients (bsd3, library, web)2020-08-121.1.0IanShipman
servant-jsonrpc-server160.00JSON-RPC servant servers (bsd3, library, web)2023-04-132.1.2IanShipman
servant-lucid722.07Servant support for lucid (bsd3, library, servant, web)2023-01-240.9.0.6AlpMestanogullari, DavidJohnson, SoenkeHahn, ChristianMarie, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp
servant-machines320.01Servant Stream support for machines (bsd3, enumerator, library, servant, web)2023-06-250.16AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, maksbotan, arianvp
servant-match110.01Standalone implementation of servant’s dispatching mechanism (bsd3, library, web)2017-12-040.1.1cocreature
servant-mock362.01Derive a mock server for free from your servant API types (bsd3, library, servant, testing, web)2020-07-310.8.7AlpMestanogullari, DavidJohnson, GaelDeest, SoenkeHahn, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp
servant-multipart662.08multipart/form-data (e.g file upload) support for servant (bsd3, library, servant, web)2021-06-050.12.1AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, maksbotan, arianvp, fisx
servant-multipart-api610.09multipart/form-data (e.g file upload) support for servant (bsd3, library, servant, web)2021-06-050.12.1AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, maksbotan, arianvp, fisx
servant-multipart-client670.05multipart/form-data (e.g file upload) support for servant (bsd3, library, program, servant, web)2023-09-290.12.2AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, maksbotan, arianvp, fisx
servant-named160.01Add named endpoints to servant (bsd3, library, web)2017-02-010.1.0.0benweitzman
servant-namedargs70.02Combinators for servant providing named parameters (bsd3, library, web)2019-03-220.1.1.1CullinPoresky
servant-nix70.01Servant Nix content-type (bsd3, library, nix, servant, web)2018-06-130.1AlpMestanogullari, DavidJohnson, phadej, MatthiasFischmann, maksbotan, arianvp
servant-openapi3880.03Generate a Swagger/OpenAPI/OAS 3.0 specification for your servant API. (bsd3, library, servant, swagger, web)2022-12-202.0.1.6maksbotan
servant-pipes200.02Servant Stream support for pipes (bsd3, library, pipes, servant, web)2023-06-250.16AlpMestanogullari, DavidJohnson, GaelDeest, phadej, MatthiasFischmann, maksbotan, arianvp
servant-polysemy90.00Utilities for using servant in a polysemy stack (bsd3, library, program, servant, web)2022-11-040.1.4AlexChapman
servant-pool (deprecated)70.02Utility functions for creating servant 'Context's with "context/connection pooling" support (bsd3, deprecated, library, web)2014-07-250.1AlpMestanogullari
servant-postgresql (deprecated in favor of servant)50.01Useful functions and instances for using servant with a PostgreSQL context (bsd3, database, deprecated, library, web)2014-07-250.1AlpMestanogullari
servant-prometheus182.00Helpers for using prometheus with servant (bsd3, library, servant, system, web)2023-12-151.2.0worm2fed
servant-proto-lens120.01Servant Content-Type for proto-lens protobuf modules. (bsd3, library, web)2018-09-300.1.0.3plredmond
servant-purescript350.01Generate PureScript accessor functions for you servant API (bsd3, library, web)2020-03-030.10.0.0eskimo
servant-py180.01Automatically derive python functions to query servant webservices. (bsd3, library, web)2019-01-120.1.1.1erewok
servant-queryparam-client70.00Client support for servant-queryparam-core. (bsd3, library, servant, web)2023-05-262.0.0deemp
servant-queryparam-core80.03Use records for query parameters in servant APIs. (bsd3, library, servant, web)2023-05-262.0.1deemp
servant-queryparam-openapi380.00Instances of classes from openapi3 for servant-queryparam-core. (bsd3, library, servant, web)2023-05-262.0.0deemp
servant-queryparam-server80.00Server support for servant-queryparam-core. (bsd3, library, servant, web)2023-05-262.0.0deemp
servant-quickcheck302.01QuickCheck entire APIs (bsd3, library, web)2020-07-310.0.10.0AlpMestanogullari, DavidJohnson, GaelDeest, psibi, phadej, MatthiasFischmann, jkarni, parsonsmatt, erewok, maksbotan, arianvp, fisx
servant-rawm340.05Embed a raw 'Application' in a Servant API (bsd3, library, servant, web)2020-06-271.0.0.0cdepillabout, Krasjet
servant-rawm-client260.00The client implementation of servant-rawm. (bsd3, library, servant, web)2021-03-161.0.0.2cdepillabout, Krasjet
servant-rawm-docs130.00Documentation generator for 'RawM' endpoints. (bsd3, library, servant, web)2020-07-201.0.0.1cdepillabout, Krasjet
servant-rawm-server320.01The server implementation of servant-rawm. (bsd3, library, servant, web)2020-07-201.0.0.1cdepillabout, Krasjet
servant-reason60.00Derive Reason types to interact with a Haskell backend (bsd3, library, web)2019-06-010.1.2.0AndreiBarbu
servant-reflex82.00servant API generator for reflex apps (bsd3, library, web)2020-08-230.3.5imalsogreg
servant-response (deprecated in favor of servant)110.03Machinery to express how servant should turn results of database operations into proper JSON-encodable response types (bsd3, deprecated, library, web)2014-07-250.1AlpMestanogullari
servant-router80.01Servant router for non-server applications. (bsd3, library, web)2016-08-040.9.0willfancher
servant-ruby241.51Generate a Ruby client from a Servant API with Net::HTTP. (bsd3, library, servant, web)2018-12-050.9.0.0joneshf
servant-scotty (deprecated in favor of servant)40.01Generate a web service for servant 'Resource's using scotty and JSON (bsd3, deprecated, library, web)2014-08-270.1.1AlpMestanogullari
servant-seo60.00Generate Robots.txt and Sitemap.xml specification for your servant API. (bsd3, library, servant, web)2020-07-150.1.2swamp_agr
servant-server3432.75130A family of combinators for defining webservices APIs and serving them (bsd3, library, program, servant, web)2023-06-250.20AlpMestanogullari, DavidJohnson, GaelDeest, SoenkeHahn, ChristianMarie, phadej, MatthiasFischmann, jkarni, maksbotan, arianvp, fisx
servant-server-namedargs60.00Automatically derive API server functions with named and optional parameters (bsd3, library, web)2019-03-220.1.1.1CullinPoresky
servant-smsc-ru40.01Servant client for smsc.ru service for sending SMS to cell phones (bsd3, library, web)2016-08-040.1.0.0NCrashed
servant-snap202.00A family of combinators for defining webservices APIs and serving them (bsd3, library, program, web)2020-09-070.9.0imalsogreg
servant-stache90.00Content-Types for rendering Mustache in servant (bsd3, library, program, web)2018-07-280.1.0.0lotz
servant-static-th332.02Embed a directory of static files in your Servant server (bsd3, library, text)2021-01-201.0.0.0arowM, cdepillabout
servant-streaming50.04Servant combinators for the 'streaming' package (bsd3, library, unclassified)2018-06-300.3.0.0jkarni, domenkozar
servant-streaming-client50.01Client instances for the 'servant-streaming' package. (bsd3, library, unclassified)2018-06-300.3.0.0jkarni, domenkozar
servant-streaming-docs70.01Client instances for the 'servant-docs' package. (bsd3, library, unclassified)2018-06-300.3.0.0jkarni, domenkozar
servant-streaming-server60.01Server instances for the 'servant-streaming' package. (bsd3, library, unclassified)2018-06-300.3.0.0jkarni, domenkozar
servant-streamly60.00Servant Stream support for streamly. (bsd3, library, program, servant, streamly, web)2021-08-150.1.0.0gdifolco
servant-subscriber280.01When REST is not enough ... (bsd3, library, program, web)2020-02-290.7.0.0eskimo
servant-swagger1182.523Generate a Swagger/OpenAPI/OAS 2.0 specification for your servant API. (bsd3, library, servant, swagger, web)2023-06-251.2AlpMestanogullari, DavidJohnson, GaelDeest, NickolayKudasov, phadej, MatthiasFischmann, maksbotan, arianvp
servant-swagger-tags50.00Swagger Tags for Servant (bsd3, library, servant, swagger, web)2020-06-270.1.0.1nakaji_dayo
servant-swagger-ui1550.07Servant swagger ui (bsd3, library, servant, swagger, web)2023-06-150.3.5.5.0.0AlpMestanogullari, DavidJohnson, GaelDeest, NickolayKudasov, phadej, MatthiasFischmann, maksbotan, arianvp, janus
servant-swagger-ui-core430.08Servant swagger ui core components (bsd3, library, servant, swagger, web)2021-04-180.3.5AlpMestanogullari, DavidJohnson, GaelDeest, NickolayKudasov, phadej, MatthiasFischmann, maksbotan, arianvp, janus
servant-swagger-ui-jensoleg220.01Servant swagger ui: Jens-Ole Graulund theme (bsd3, library, servant, swagger, web)2021-04-180.3.4AlpMestanogullari, DavidJohnson, GaelDeest, NickolayKudasov, phadej, MatthiasFischmann, maksbotan, arianvp
servant-swagger-ui-redoc200.01Servant swagger ui: ReDoc theme (bsd3, library, servant, swagger, web)2021-04-180.3.4.1.22.3AlpMestanogullari, DavidJohnson, GaelDeest, NickolayKudasov, phadej, MatthiasFischmann, maksbotan, arianvp
servant-to-elm130.00Automatically generate Elm clients for Servant APIs (api, bsd3, compiler, elm, library, servant)2021-10-110.4.3.0OlleFredriksson, seagreen
servant-typescript60.00TypeScript client generation for Servant (bsd3, library, program, web)2022-03-200.1.0.2thomasjm
servant-validate110.00Chekc static properties of servant APIs (bsd3, library, web)2021-02-190.1.0.0jle
servant-waargonaut60.00Servant Integration for Waargonaut JSON Package (bsd3, json, library, web)2019-09-040.7.0.0qfpl, topos
servant-wasm90.00Servant support for delivering WebAssembly (bsd3, library, program, web)2020-05-170.1.1.0DavidJohnson
servant-websockets412.01Small library providing WebSocket endpoints for servant. (bsd3, library, program, servant, web)2019-10-272.0.0moesenle
servant-xml310.01Servant support for the XML Content-Type (bsd3, library, web)2024-01-311.0.3fosskers
servant-xstatic40.00XStatic adapter for servant (bsd3, javascript, library)2022-09-090.1.0TristanCacqueray
servant-yaml70.01Servant support for yaml (bsd3, library, servant, web)2018-11-130.1.0.1AlpMestanogullari, DavidJohnson, phadej, MatthiasFischmann, maksbotan, arianvp
servant-zeppelin80.03Types and definitions of servant-zeppelin combinators. (bsd3, library, web)2017-06-050.1.0.3martyall
servant-zeppelin-client60.01Client library for servant-zeppelin combinators. (bsd3, library, web)2017-06-050.1.0.3martyall
servant-zeppelin-server70.01Server library for servant-zeppelin combinators. (bsd3, library, web)2017-06-050.1.0.3martyall
servant-zeppelin-swagger60.01Swagger instances for servant-zeppelin combinators. (bsd3, library, web)2017-06-050.1.0.3martyall
server-generic40.01Auto-generate a server for your datatype (bsd3, library, web)2016-07-041.0.0GabrielGonzalez
services50.01Tools for building services (bsd3, library, web)2017-04-210.2.0seanhess
serviette (deprecated)140.01JSON to Sql (bsd3, deprecated, library, web)2017-06-240.1.0.6
ses-html250.03Send HTML formatted emails using Amazon's SES REST API with blaze (aws, bsd3, email, library, network, web)2017-10-070.4.0.0DavidJohnson
ses-html-snaplet (deprecated in favor of snaplet-ses-html)40.01Snaplet for the ses-html package (aws, bsd3, deprecated, email, library, network, snap, web)2014-09-250.1.0.0DavidJohnson
set-cover380.02Solve exact set cover problems like Sudoku, 8 Queens, Soma Cube, Tetris Cube (algorithms, bsd3, library, math)2020-03-210.1.1HenningThielemann
set-extra380.06Functions that could be added to Data.Set. (bsd3, data, library)2024-02-181.4.2DavidFox
set-monad200.03Set monad (bsd3, data, library, monad)2018-10-110.3.0.0GeorgeGiorgidze
set-of60.01Sets of fixed size, with typelits (bsd3, data, library)2019-02-040.1.0.2fresheyeball
set-with (deprecated in favor of sets)30.02Set of elements sorted by a different data type. (bsd3, deprecated, library, unclassified)2015-07-240.0.1athanclark
setdown210.01Treating files as sets to perform rapid set manipulation. (bsd3, program, unclassified)2019-10-070.1.1.0RobertMassaioli
setgame40.00A console interface to the game of Set (bsd3, game, library, program)2015-12-041.1EricMertens
setlocale970.010Haskell bindings to setlocale (bsd3, library, system)2021-03-291.0.0.10LukasMai, Kritzefitz
setoid (deprecated in favor of skeletal-set)60.01A Haskell implementation of setoid (bsd3, data, deprecated, library)2017-03-120.1.0.0PavloKerestey
sets290.04Ducktyped set interface for Haskell containers. (bsd3, data, library)2019-10-270.0.6.2athanclark
setters30.02Small (TH) library to declare setters for typical `record' data type fields. (bsd3, data, library)2010-11-230.1IlyaPortnov
sexp-grammar560.02Invertible grammar combinators for S-expressions (bsd3, language, library)2023-11-122.3.4.2EugeneSmolanka, SergeyVinokurov
sexp-show (deprecated)240.01Produce a s-expression representation of Show values. (bsd3, deprecated, development, program)2012-07-040.1.1.0
sexpr150.01S-expression printer and parser (bsd3, codec, library)2009-04-290.2.1BrianSniffen
sext (deprecated in favor of static-text)140.01Lists, Texts, ByteStrings and Vectors with type-encoded length (bsd3, data, deprecated, library, text, type-system)2017-10-290.1.3.1DmitryDzhus
sfmt70.01SIMD-oriented Fast Mersenne Twister(SFMT) binding. (bsd3, library, math, random)2015-04-140.1.1HirotomoMoriwaki
sfnt2woff52.00A command line tool to convert TrueType/OpenType fonts to WOFF format (bsd3, graphics, library, program)2016-07-080.1.0.0kseo
sgd320.09Stochastic gradient descent library (bsd3, library, math)2019-11-130.8.0.3JakubWaszczuk
sgf80.01SGF (Smart Game Format) parser (bsd3, data, library)2014-06-240.1.3.1DanielWagner, tonicebrian, dbouamalay
sh2md32.00Record your shell session and print in the markdown format (bsd3, library, program, utilities)2018-11-130.1.0.0kkweon
sha-streams80.01SHA hashes for io-streams. (bsd3, io-streams, library, program, system)2015-10-010.2.1VoMinhThu
sha1100.00SHA-1 Hash (bsd3, data, library)2024-02-010.1.1.1andrewthad, l3c_amartin
shade100.01A control structure used to combine heterogenous types with delayed effects. (bsd3, control, library)2017-05-200.1.1.1fredefox
shake4602.563Build system library, like Make, but more accurate dependencies. (bsd3, development, library, program, shake)2024-01-140.19.8NeilMitchell
shake-ats740.01Utilities for building ATS projects with shake (ats, bsd3, build, development, library, shake)2020-07-241.10.4.2vmchale
shake-bindist80.00Rules for binary distributions (archive, bsd3, compression, library, shake)2020-04-201.1.0.0vmchale
shake-c170.02Library for building C code with shake (bsd3, c, development, library)2020-07-310.4.5.0vmchale
shake-cabal260.01Shake library for use with cabal (bsd3, development, library)2023-01-090.2.2.3vmchale
shake-ccjs120.01Shake rules for CCJS (bsd3, development, library)2018-06-050.1.0.0
shake-dhall130.00Dhall dependencies (bsd3, dhall, language, library)2020-08-260.1.1.3vmchale
shake-elm120.01Elm builds in shake (bsd3, development, library)2018-08-210.2.0.1
shake-ext870.02Helper functions for linting with shake (bsd3, development, library, shake)2019-11-133.1.1.0vmchale
shake-extras60.01Extra utilities for shake build systems (bsd3, database, library)2012-08-090.1.1AustinSeipp
shake-futhark142.00Dependency tracking for Futhark (bsd3, build, development, futhark, library, shake)2024-01-060.2.0.3vmchale
shake-google-closure-compiler190.01Shake rules for the Google closure compiler (bsd3, development, library, shake)2018-07-240.1.0.0vmchale
shake-literate120.01Rules for building literate programs in shake (bsd3, development, library)2019-08-120.1.0.1vmchale
shake-minify120.01Shake Minify Rules (bsd3, development, library, shake, web)2015-08-040.1.4LukeHoersten
shake-minify-css52.00Shake rules for CSS (bsd3, development, library, shake)2019-08-150.1.0.0vmchale
shake-pack82.01Shake File Pack Rule (bsd3, development, library, shake)2016-10-140.2.0LukeHoersten
shaker170.01simple and interactive command-line build tool (bsd3, development, library, program)2011-06-190.5.1AnthoninBonnefoy
shakespeare-sass70.01SASS support for Shakespeare and Yesod (bsd3, library, web)2019-09-180.1.4.1brcha
shana130.01treat haskell functions as unix pipes (bsd3, library, system)2009-11-302009.12.1JinjingWang, MateuszKowalczyk
shapely-data50.01Generics using @(,)@ and @Either@, with algebraic operations and typed conversions (bsd3, data, generics, library)2013-12-220.1BrandonSimmons
shapes110.00physics engine and other tools for 2D shapes (bsd3, library, physics, program)2018-05-170.1.0.0ublubu
shapes-demo90.01demos for the 'shapes' package (bsd3, physics, program)2018-05-170.1.0.0ublubu
shapes-math90.01faster vector/matrix math using unboxed numbers and Template Haskell (bsd3, library, math, program)2018-05-170.1.0.0ublubu
sharc-timbre310.01Sandell Harmonic Archive. A collection of stable phases for all instruments in the orchestra. (bsd3, library, music, sound)2016-07-180.2AntonKholomiov
shared-buffer70.01A circular buffer built on shared memory (bsd3, library, system)2015-01-070.2.2JohnLato
shared-fields60.01a tiny library for using shared lens fields (bsd3, control, library)2015-07-200.2.0.0Intolerable
sheets40.00Spreadsheet type for composite. (bsd3, library, web)2022-03-230.1.0.0locallycompact
shell-conduit330.03Write shell scripts with Conduit (bsd3, conduit, library, scripting)2020-06-205.0.0ChrisDone, psibi
shell-escape420.06Shell escaping library. (bsd3, library, text)2015-07-080.2.0JasonDusek
shell-monad390.01shell monad (bsd3, compilers-interpreters, library)2022-03-070.6.10JoeyHess
shell-utility170.01Utility functions for writing command-line programs (bsd3, console, library)2020-03-210.1HenningThielemann
shellish90.01shell-/perl- like (systems) programming in Haskell (bsd3, development, library)2011-02-180.1.4PetrRockai
shellmate402.03Simple interface for shell scripting in Haskell. (bsd3, library, system)2020-01-100.3.4.3AntonEkblad
shellmate-extras100.01Extra functionality for shellmate. (bsd3, library, system)2020-01-100.3.4.3AntonEkblad
shellout90.00A threaded manager for Haskell that can run and stream external process output/err/exits (bsd3, library, program, system)2018-02-050.1.0.0loganmac
shelly2802.534shell-like (systems) programming in Haskell (bsd3, development, library)2023-04-031.12.1AndreasAbel, GregWeber, JohnWiegley, MichaelSnoyman, psibi
shelly-extra180.01shelly features that require extra dependencies (bsd3, development, library)2017-03-030.3.0.2GregWeber
shentong122.01A Haskell implementation of the Shen programming language (bsd3, language, program)2017-04-270.3.2mjt128
shh550.01Simple shell scripting from Haskell (bsd3, library, program, system)2023-12-190.7.3.0lukec
shh-extras190.00Utility functions for using shh (bsd3, library, system)2023-01-030.1.0.2lukec
shivers-cfg70.01Implementation of Shivers' Control-Flow Analysis (bsd3, language, library)2015-09-080.1.1JoachimBreitner
shoap70.01A very basic SOAP package (bsd3, library, network)2010-06-140.2RichardFergie
shopify40.01A haskell API binding for shopify.com (bsd3, library, network)2017-04-260davean
shortcircuit70.02Short-circuit values and expressions. (bsd3, control, data, library)2010-10-140.1AristidBreitkreuz
shortcut70.04 (bsd3, language, library)2017-03-170.1CorentinDupont
shorten-strings40.01Shorten a variety of string-like types adding ellipsis (bsd3, library, web, yesod)2012-04-180.1.0.1ArashRouhani
should-not-typecheck572.01A HUnit/hspec assertion library to verify that an expression does not typecheck (bsd3, library, testing)2016-04-192.1.0CRogers
show-please190.02A wrapper type V with improved Show instances (bsd3, debug, library)2018-05-200.5.5DavidFox
show-prettyprint222.01Robust prettyprinter for output of auto-generated Show instances (bsd3, library, text, user-interfaces)2019-07-080.3.0.1quchen, sjakobi
show-type120.04convert types into string values in haskell (bsd3, dependent-types, library)2015-01-080.1.1Kinokkory
showdown80.01A simple gtk based Russian Roulette game. (bsd3, game, program)2009-06-280.5.3AnthonyGrimes
shower280.02Clean up the formatting of 'show' output (bsd3, development, library, program)2022-12-180.2.0.3Artyom, int_index
shpider180.01Web automation library in Haskell. (bsd3, library, web)2011-11-290.2.1.1JohnnyMorrice, OzgunAtaman
shqq80.01Embed shell commands with interpolated Haskell variables, and capture output (bsd3, library, system)2011-10-100.1KeeganMcAllister
shuffle200.02Shuffle tool for UHC (bsd3, development, library, program)2018-01-070.1.4.0AtzeDijkstra, JeroenBransen
shunya-library130.01Initial project template from stack (bsd3, library, web)2016-11-120.1.0.4penguinshunya
shunyalib120.01Initial project template from stack (bsd3, library, web)2016-11-120.1.0.1penguinshunya
si-clock100.01An interface to the Silicon Labs Si5351 clock chip (bsd3, ham, hardware, i2c, library, radio, sdr, si5351)2017-11-030.1.3.1MarcFontaine
sifflet360.01Simple, visual, functional language for learning about recursion. (bsd3, language, library, program, visual-programming)2016-05-182.3.0GregoryWeber
sifflet-lib (deprecated in favor of sifflet)350.01Library of modules shared by sifflet and its tests and its exporters. (bsd3, deprecated, language, library, visual-programming)2014-11-022.2.1GregoryWeber
sigma-ij60.00Thom polynomials of second order Thom-Boardman singularities (bsd3, library, math, program)2016-10-220.2.0.2BalazsKomuves
sign240.02Arithmetic over signs and sets of signs (algebra, bsd3, data, library, math)2019-09-260.4.4MasahiroSakai
signable60.00Deterministic serialisation and signatures with proto-lens support (bsd3, cryptography, data, library)2021-03-190.4coingaming
signable-haskell-protoc90.00Deterministic serialisation and signatures with proto-lens support (bsd3, cryptography, data, program)2020-09-240.2coingaming
signals70.02Synchronous signal processing for DSLs. (bsd3, language, library)2015-10-310.2.0.2mararon
signature50.01Hmac sha256 signature json and http payload (bsd3, library, value)2020-08-180.1.1.0Lupino
signed-multiset150.01Multisets with negative membership. (bsd3, data-structures, library)2023-01-130.5StefanHoldermans, rieckenj
signify-hs40.00A Haskell clone of OpenBSD signify. (bsd3, cryptography, library, program)2021-03-280.1.0.1MarcelFourne
silently1630.013Prevent or capture writing to stdout and other handles. (bsd3, library, system, testing)2022-08-211.2.5.3AndreasAbel, MichaelSnoyman, SimonHengel, SoenkeHahn, TrystanSpangler
silkscreen130.00Prettyprinting transformers. (bsd3, library, text)2022-02-270.0.0.4robrix
silvi80.01A generator for different kinds of data. (bsd3, development, library, testing)2018-01-290.1.0chessai
simd60.01simple interface to GHC's SIMD instructions (bsd3, library, math)2014-05-190.1.0.1MikeIzbicki, chessai
simple-actors90.01A library for more structured concurrent programming, based on the Actor Model (bsd3, concurrency, library)2012-08-220.4.0BrandonSimmons
simple-affine-space360.07A simple library for affine and vector spaces. (bsd3, frp, library, reactivity)2023-04-070.2.1IvanPerez, keera_studios_ci
simple-amount50.00 (bsd3, library, unclassified)2021-10-190.2.0JohnWiegley
simple-atom80.01Atom (or symbol) datatype for fast comparision and sorting. (bsd3, compilers-interpreters, data, library, parsing)2011-04-060.2ThomasSchilling
simple-bluetooth50.02Simple Bluetooth API for Windows and Linux (bluez) (bsd3, library, network)2014-01-020.1.0.0StephenBlackheath
simple-c-value30.01A simple C value type (bsd3, language, library)2012-04-040.0.0.1JonathanFischoff
simple-cabal240.01Cabal file wrapper library (bsd3, distribution, library)2022-11-190.1.3.1JensPetersen
simple-cairo70.02Binding to Cairo library (bsd3, graphics, library)2023-12-140.1.0.6YoshikuniJujo
simple-cmd360.02Simple String-based process commands (bsd3, library, system)2022-06-200.2.7JensPetersen
simple-cmd-args280.00Simple command args parsing and execution (bsd3, library, system)2022-08-030.1.8JensPetersen
simple-conduit110.01A simple streaming I/O library based on monadic folds (bsd3, conduit, data, library)2017-01-230.6.0JohnWiegley
simple-config100.02Simple config file parser generator (bsd3, library, text)2014-08-181.2.2.1YusukeNomura
simple-css90.01simple binding of css and html (bsd3, library, web)2011-03-080.0.4AntonKholomiov
simple-download40.01A simple wrapper of http-conduit for file download. (bsd3, library, web)2016-07-280.0.2terrorjack
simple-effects392.03A simple effect system that integrates with MTL (bsd3, control, library)2018-11-190.13.0.0darwin226
simple-enumeration210.02Finite or countably infinite sequences of values. (bsd3, data, library)2020-06-250.2.1BrentYorgey
simple-expr120.01Minimalistic toolkit for simple mathematical expression. (bsd3, library, mathematics)2023-08-050.1.1.0AlexeyTochin
simple-firewire130.01Simplified interface for firewire cameras (bsd3, graphics, library, machine-vision, system)2013-05-140.1.3.4VilleTirronen
simple-genetic-algorithm100.01Simple parallel genetic algorithm implementation (ai, bsd3, library, program)2014-05-040.2.0.0eax
simple-genetic-algorithm-mr110.01Simple parallel genetic algorithm implementation (ai, bsd3, library, program)2015-08-020.4.0.0JeanPhilippeMoresmau
simple-get-opt422.02A simple library for processing command-line options. (bsd3, development, library)2022-10-070.5IavorDiatchki
simple-index70.01Allows simple indexation on any data type (bsd3, data, library)2014-01-070.1.0.1HugoGomes
simple-log520.03Simple log for Haskell (bsd3, library, logging)2019-06-290.9.12AlexandrRuchkin
simple-log-syslog80.01Syslog backend for simple-log (bsd3, library, logging)2013-02-020.2.0AlexandrRuchkin
simple-ltl120.00A simple LTL checker (bsd3, language, library)2019-04-222.1.0JohnWiegley
simple-neural-networks60.01Simple parallel neural networks implementation (ai, bsd3, library, program)2014-05-100.2.0.1eax
simple-observer120.01The Observer pattern (bsd3, control, library)2009-11-110.0.1AndyGimblett
simple-pango80.01Binding to Pango library (bsd3, graphics, library)2023-12-030.1.0.1YoshikuniJujo
simple-parser230.00Simple parser combinators (bsd3, library, parsing)2022-12-060.12.1ejconlon
simple-pascal40.01Simplified Pascal language to SSVM compiler (bsd3, compilers-interpreters, languages, library, program)2011-07-040.1IlyaPortnov
simple-pipe400.06simple pipeline library like conduit (bsd3, data, library)2015-09-290.0.0.29YoshikuniJujo
simple-prompt170.00Simple commandline text prompt functions (bsd3, library, system)2023-10-270.2.2JensPetersen
simple-reflect612.04Simple reflection of expressions containing variables (bsd3, debug, library)2018-03-140.3.3TwanVanLaarhoven
simple-rope40.01Memory-efficient strings with concatenation and splitting. (bsd3, data, library)2011-06-240.1EugeneKirpichov
simple-sendfile3810.04Cross platform library for the sendfile system call (bsd3, library, network)2023-06-190.2.32KazuYamamoto
simple-sessions100.01A simple implementation of session types (bsd3, control, library)2013-10-100.1.3JesseTov
simple-smt670.03A simple way to interact with an SMT solver process. (bsd3, library, math)2021-06-290.9.7IavorDiatchki
simple-sql-parser410.01A parser for SQL. (bsd3, database, language, library)2024-02-030.7.1JakeWheat
simple-src-utils140.01source code editing utilities (bsd3, development, haskell, program)2018-04-070.1EvanLaforge
simple-stacked-vm60.02Simple stacked virtual machine: assembler, disassembler, bytecode interpreter (bsd3, compilers-interpreters, languages, library, program)2018-07-300.1.2IlyaPortnov
simple-tar60.00Simple, pure, file-system-free reading of tar files (bsd3, codec, library)2016-10-120.5.1AdamWick
simple-text-format150.01Simple text based format strings with named identifiers. (bsd3, development, library, text)2017-05-240.1justus
simple-vec3290.02Three-dimensional vectors of doubles with basic operations (bsd3, library, math, numerical)2020-06-040.6.0.1DmitryDzhus
simple-zipper40.01Zippers made slightly easier (bsd3, library, zippers)2016-08-050.1.0.0DanielWaterworth
simpleconfig80.01Short description of your package (bsd3, library, web)2018-05-200.0.10AlexeyKotlyarov
simpleirc90.02Simple IRC Library (bsd3, irc, library, network)2015-07-290.3.1DominikPicheta
simplelru100.00 (bsd3, library, program, unclassified)2020-01-090.1.0.3Murakami
simplemesh (deprecated)80.01Generators for primitive meshes (bsd3, deprecated, library, web)2017-12-070.1.0.0jonascarpay
simplenote50.01Haskell interface for the simplenote API. (bsd3, library, network-apis)2009-09-231.0MariusEriksen
simpleprelude160.01A simplified Haskell prelude for teaching (bsd3, library, program, teaching)2011-11-041.0.1.3JeanMarieGaillourdet
simplesmtpclient (deprecated)30.01Very simple SMTP Client (bsd3, deprecated, library, network)2009-02-130.2
simplessh260.01Simple wrapper around libssh2 (bsd3, library, network)2017-12-200.2.0.6thoferon
simplest-sqlite410.01Simplest SQLite3 binding (bsd3, database, library)2020-01-020.1.0.2YoshikuniJujo
simplex-basic (deprecated)80.01Very basic simplex implementation. (algebra, bsd3, deprecated, library, math)2015-06-130.0.0.1athanclark
simplex-method50.01Implementation of the two-phase simplex method in exact rational arithmetic (bsd3, library, linear-programming, math, mathematics, maths, optimisation, optimization)2023-12-020.2.0.0JunaidRasheed
simplistic-generics120.00Generic programming without too many type classes (bsd3, data, library)2020-05-022.0.0AlejandroSerrano
simpoole172.01Simple pool (bsd3, data, library, resources)2022-01-050.4.0vapourismo
since110.01Get the number of seconds since the last invocation (bsd3, library, web)2017-11-160.0.0athanclark
sindre80.01A programming language for simple GUIs (bsd3, gui, library, program)2022-05-240.6TroelsHenriksen
singlethongs130.02Like singletons, but much smaller. (bsd3, data, library)2020-04-190.1RenzoCarbonara
singleton-bool2760.05Type level booleans (bsd3, library, web)2023-03-210.1.7phadej
singleton-dict50.01Typelevel balanced search trees via a singletonized Data.Map (bsd3, data, dependent-types, library)2017-06-090.1.0.0ArieMiddelkoop
singleton-nats300.02Unary natural numbers relying on the singletons infrastructure. (bsd3, data, dependent-types, library)2023-10-130.4.7AndrasKovacs, ryanglscott
singleton-typelits70.01Singletons and induction over GHC TypeLits (bsd3, data, library)2018-07-110.1.0.0mniip
singletons1762.75120Basic singleton types and definitions (bsd3, dependent-types, library)2022-08-233.0.2RichardEisenberg, ryanglscott
singletons-base970.023A promoted and singled version of the base library (bsd3, dependent-types, library)2023-10-133.3ryanglscott
singletons-presburger350.02Presburger Arithmetic Solver for GHC Type-level natural numbers with Singletons package. (bsd3, library, math, type-system)2023-12-260.7.3.0HiromiIshii
singletons-th1130.08A framework for generating singleton types (bsd3, dependent-types, library)2023-10-133.3ryanglscott
siphash (deprecated in favor of memory)210.06siphash: a fast short input PRF (bsd3, cryptography, data, deprecated, library)2012-12-141.0.3VincentHanquez
siphon290.01Encode and decode CSV files (bsd3, library, web)2024-03-060.8.2.1andrewthad, l3c_amartin
sirkel30.01Sirkel, a Chord DHT (bsd3, concurrency, concurrent, data-structures, database, distributed-computing, library)2011-09-160.1MortenLysgaard
sitemap100.01Sitemap parser (bsd3, library, web)2015-01-120.1.2AlpMestanogullari
sitemap-gen142.01Generate XML Sitemaps & Sitemap Indexes (bsd3, library, web)2020-01-190.1.0.0lysergia
sitepipe150.01A simple to understand static site generator (bsd3, library, web)2022-10-250.4.0.2ChrisPenner
sixel180.00Sixel library to show images in a terminal emulator (bsd3, graphics, library, program)2020-05-240.1.2.3junjihashimoto
sixfiguregroup50.01A six figure group of time (aviation, bsd3, library)2016-09-200.0.1TonyMorris
size-based1270.02Sized functors, for size-based enumerations (bsd3, data, library)2023-10-200.1.3.2BrentYorgey, JonasDuregard
sized512.03Sized sequence data-types (bsd3, data, library)2023-12-271.1.0.1HiromiIshii
sized-types140.04Sized types in Haskell using the GHC Nat kind. (bsd3, language, library)2015-05-190.5.1AndyGill, GergoErdi, ryanglscott
sized-vector (deprecated in favor of sized)180.02Size-parameterized vector types and functions. (bsd3, data, deprecated, library)2016-07-271.4.3.1HiromiIshii
sizes240.01Recursively show space (size and i-nodes) used in subdirectories (bsd3, development, program)2014-08-112.3.2JohnWiegley
skein1190.06Skein, a family of cryptographic hash functions. Includes Skein-MAC as well. (bsd3, cryptography, library)2015-12-301.0.9.4FelipeLessa, MichaelSnoyman
skeletal-set40.01Skeletal set - a set with equivalence relation different from equality (bsd3, data, library)2018-04-240.1.0.0PavloKerestey
skell100.01An overly complex Haskell web framework. (bsd3, library, web)2014-07-120.1.0.0pharpend
sketch-frp-copilot470.02Sketch programming with Copilot (bsd3, embedded, language, library)2024-02-221.0.10JoeyHess
skew-list30.00Random access lists: skew binary (bsd3, data, library)2023-01-030.1phadej
skews150.01A very quick-and-dirty WebSocket server. (bsd3, library, test, web)2020-03-020.1.0.3igrep
skylark-client (deprecated)150.00Skylark client. (bsd3, deprecated, library, network, program)2017-04-060.1.7markfine
skylighting-core5090.011syntax highlighting library (bsd3, library, text)2024-03-140.14.1.1JohnMacFarlane
skylighting-format-ansi1660.01ANSI formatter for skylighting syntax highlighting library (bsd3, library, text)2022-07-300.1JohnMacFarlane
skylighting-format-blaze-html2710.01HTML formatter for skylighting syntax highlighting library (bsd3, library, text)2024-02-280.1.1.2JohnMacFarlane
skylighting-format-context1920.01ConTeXt formatter for skylighting syntax highlighting library (bsd3, library, text)2023-02-140.1.0.2JohnMacFarlane
skylighting-format-latex1390.01LaTeX formatter for skylighting syntax highlighting library (bsd3, library, text)2022-07-300.1JohnMacFarlane
skylighting-lucid100.00Lucid support for Skylighting (bsd3, library, web)2023-03-131.0.3fosskers
skypelogexport40.01Export Skype chat logs to text files (bsd3, program, text)2011-04-100.2EugenyDzhurinsky
slice-cpp-gen190.01Generate C++ skeletons from slice files (bsd3, development, program)2013-06-140.3.0.0PaulKoerbitz
sliceofpy32.00Python-ish slicing traversals for Haskell. (bsd3, data, lenses, library, program)2019-08-231.0.0lgastako
slick360.02A quick & easy static site builder built with shake and pandoc. (bsd3, library, web)2023-05-241.2.1.0ChrisPenner
sloane460.01A command line interface to Sloane's OEIS. (bsd3, math, program)2017-07-035.0.1AndersClaesson
sloth71.51Testing for minimal strictness (bsd3, library, testing)2012-08-130.0.2JanChristiansen
slotmap60.01Pure Haskell slotmap implementation over ST or IO. (bsd3, data, library)2018-09-170.1.0.0HarpoRoeder
slug (deprecated)110.01Type-safe slugs for Yesod ecosystem (bsd3, deprecated, library, web, yesod)2017-07-220.1.7mrkkrp
slugger142.00Clean URI slugs for Haskell (bsd3, data, library, program, text, web)2023-01-310.1.0.2robertwpearce
slugify120.00Convert text into slugs. (bsd3, library, utils)2021-05-130.1.0.1wvanonsem90
small-bytearray-builder130.03Serialize to bytes (bsd3, data, library)2024-02-130.3.7.0andrewthad, l3c_amartin
smallarray180.02low-level unboxed arrays, with minimal features. (bsd3, data, library)2012-06-150.2.2.4AntoineLatter
smallcaps380.01Flatten camel case text in LaTeX files (bsd3, latex, library, program, text)2019-05-280.6.0.6StefanBerthold
smallcheck1932.025A property-based testing library (bsd3, library, testing)2023-06-041.2.1.1ColinRunciman, GwernBranwen, OliverCharles, RomanCheplyaka, jdnavarro, Bodigrim
smallcheck-kind-generics (deprecated)50.00See README for more info (bsd3, deprecated, generics, library, testing)2020-01-270.0.0.1
smallcheck-laws80.01SmallCheck properties for common laws (bsd3, library, testing)2015-09-070.3jdnavarro
smallcheck-lens60.01SmallCheck properties for lens (bsd3, lenses, library, testing)2015-09-110.3jdnavarro
smallcheck-series290.05Extra SmallCheck series and utilities (bsd3, library, testing)2021-02-170.7.1.0jdnavarro, jpath, kindaro
smallpt-hs40.01A Haskell port of the smallpt path tracer. (bsd3, graphics, program)2010-09-080.1VoMinhThu
smallstring120.01A Unicode text type, optimized for low memory overhead (bsd3, data, library)2012-06-150.3.3AntoineLatter
smap90.00A command line tool for working with sets and maps (bsd3, library, program, text)2019-07-050.3.3wyager
smartGroup80.01group strings or bytestrings by words in common (algorithms, bsd3, library)2011-02-190.3.0SamAnklesaria
smartcheck92.01A smarter QuickCheck. (bsd3, library, program, testing)2017-08-110.2.4LeePike
smartconstructor50.01A package exposing a helper function for generating smart constructors. (bsd3, development, library)2015-03-300.2.0.0frerich
smarties160.00Haskell Behavior Tree Library (ai, bsd3, games, library, program)2020-03-271.2.1pdlla
smartword50.01Web based flash card for Word Smart I and II vocabularies (bsd3, education, program, web)2009-03-280.0.0.5KiYungAhn
smash180.05Combinators for Maybe types (bsd3, data, library)2022-04-270.1.3topos
smash-aeson160.00Aeson support for the smash library (bsd3, data, library)2022-04-270.2.0.1topos
smash-lens200.00Optics for the `smash` library (bsd3, data, library)2022-04-270.1.0.3topos
smash-microlens100.00Optics for the `smash` library (bsd3, data, library)2022-04-270.1.0.2topos
smash-optics100.00Optics for the `smash` library using `optics-core` (bsd3, data, library)2022-04-270.1.0.2topos
sme40.01A library for Secure Multi-Execution in Haskell (bsd3, library, security)2011-05-070.1AlejandroRusso
smerdyakov30.01 (bsd3, library, unclassified)2016-07-150.0.0.0jkarni
smiles70.01 (bioinformatics, bsd3, library)2017-08-150.2.0.0fonturacetamum
smith50.00Parse arrays of tokens (bsd3, data, library)2020-01-200.1.1.0andrewthad, l3c_amartin
smith-cli50.00Command line tool for <https://smith.st/ Smith>. (bsd3, program, security)2019-02-080.0.1MarkHibberd
smith-client50.00API client for <https://smith.st/ Smith>. (bsd3, library, security)2019-02-080.0.1MarkHibberd
smoothie550.01Smooth curves via several interpolation modes (bsd3, data, library)2020-05-310.4.2.11DimitriSabadie
smsaero190.01SMSAero API and HTTP client based on servant library. (bsd3, library, web)2016-12-090.7.1NickolayKudasov
smt100.00Interface to Satisfiability Modulo Theories solvers (bsd3, library, unclassified)2019-10-020.0.0.0
smt-lib90.01Parsing and printing SMT-LIB. (bsd3, language, library)2010-07-190.0.2TomHawkins
smt2-parser380.01A Haskell parser for SMT-LIB version 2.6 (bsd3, formal-languages, language, library, smt)2022-10-080.1.0.1liuyuxi, haskell_github_trust
smtLib350.03A library for working with the SMTLIB format. (bsd3, library, smt)2019-01-101.1IavorDiatchki
smtp-mail992.03Simple email sending via SMTP (bsd3, library, network)2020-07-240.3.0.0JasonHickner, SpencerJanssen, parsonsmatt, typetetris
smtp-mail-ng70.01An SMTP client EDSL (bsd3, library, network)2015-07-070.1.0.2alexvieth
smtps-gmail130.01Gmail SMTP Client (bsd3, library, network)2016-04-131.3.2EnzoHaussecker
snake-game50.01Snake Game Using OpenGL (bsd3, game, library)2014-02-121.2AkashJagdhane
snap2562.566Top-level package for the Snap Web Framework (bsd3, library, snap, web)2023-10-231.1.3.3DougBeardsley, GregoryCollins, imalsogreg, cydparser
snap-app (deprecated)300.01None (bsd3, deprecated, library, unclassified)2014-12-080.7.0
snap-auth-cli60.01Command-line tool to manage Snap AuthManager database (bsd3, program, snap, web)2018-03-300.2DmitryDzhus
snap-blaze830.01blaze-html integration for Snap (bsd3, library, network)2017-03-180.2.1.5JasperVanDerJeugt
snap-blaze-clay30.01blaze-html-clay integration for Snap (bsd3, library, network)2013-05-150.1.0.0DecebalPopa
snap-configuration-utilities40.01Methods to manipulate Configurator objects for Snap & Snaplets (bsd3, library, web)2014-12-080.1.0.0Retrovertigo
snap-core3352.572Snap: A Haskell Web Framework (core interfaces and types) (bsd3, io-streams, library, snap, web)2023-02-101.0.5.1DougBeardsley, GregoryCollins, imalsogreg, cydparser
snap-cors (deprecated in favor of snap-core)310.01Add CORS headers to Snap applications (bsd3, deprecated, library, web)2018-02-061.3.0OliverCharles
snap-elm110.01Serve Elm files through the Snap web framework. (bsd3, library, web)2013-10-170.1.1.2KyleCarter
snap-error-collector120.01Collect errors in batches and dispatch them (bsd3, library, web)2018-02-061.1.5OliverCharles
snap-extras240.03A collection of useful helpers and utilities for Snap web applications. (bsd3, library, snap, web)2023-12-070.12.3.1DougBeardsley, MichaelXavier, OzgunAtaman
snap-language170.01Language handling for Snap (bsd3, library, web)2019-05-150.1.0.5petterb
snap-loader-dynamic250.04Snap dynamic loader (bsd3, library, snap, web)2020-09-181.0.0.2DougBeardsley, GregoryCollins
snap-loader-static230.04Snap static loader (bsd3, library, snap, web)2020-09-181.0.0.1DougBeardsley, GregoryCollins
snap-server3642.519A web server for the Snap Framework (bsd3, io-streams, library, snap, web)2023-02-131.1.2.1DougBeardsley, GregoryCollins, imalsogreg, cydparser
snap-stream80.01Streaming Snap handlers (bsd3, library, web)2024-01-180.1.1.1RyanTrinkle, abrar
snap-templates190.01Scaffolding CLI for the Snap Framework (bsd3, program, snap, web)2018-07-291.0.0.2DougBeardsley
snap-testing (deprecated in favor of hspec-snap)120.01A library for BDD-style testing with the Snap Web Framework (bsd3, deprecated, library, snap, web)2014-07-080.6.0.0DanielPatterson
snap-utils70.01Snap Framework utilities. (bsd3, library, snap, web)2014-03-160.1.2LukeHoersten
snap-web-routes110.01Type safe URLs for Snap (bsd3, library, snap, web)2015-08-120.5.1.0lukerandall
snaplet-acid-state220.01acid-state snaplet for Snap Framework (bsd3, library, snap, web)2015-06-160.2.7DougBeardsley
snaplet-actionlog80.01Generic action log snaplet for the Snap Framework (bsd3, library, snap, web)2022-04-260.4.0DougBeardsley, MichaelXavier, OzgunAtaman
snaplet-amqp190.01Snap framework snaplet for the AMQP library (bsd3, library, web)2014-11-111.1.0.0ParnellSpringmeyer
snaplet-auth-acid50.01Provides an Acid-State backend for the Auth Snaplet (bsd3, library, snap, web)2015-06-080.1.0DavidJohnson
snaplet-customauth90.01Alternate authentication snaplet (bsd3, library, web)2021-09-160.2.1kaol
snaplet-environments60.01DEPRECATED! You should use standard Snap >= 0.9 "environments" functionality. It provided ability to easly read configuration based on given app environment given at command line, envs are defined in app configuration file (bsd3, library, web)2012-06-220.1.1KamilCiemniewski
snaplet-fay (deprecated)330.02Fay integration for Snap with request- and pre-compilation. (bsd3, deprecated, fay, library, snap, web)2017-01-020.3.3.14AdamBergmark
snaplet-ghcjs130.01Serve javascript files compiled with GHCJS (bsd3, library, web)2015-10-140.1.0.0johncant
snaplet-haxl60.01Snaplet for Facebook's Haxl (bsd3, library, snap, web)2014-08-070.0.0.2biscarch
snaplet-hdbc210.01HDBC snaplet for Snap Framework (bsd3, library, web)2012-08-080.9.1JurrienStutterheim
snaplet-hslogger60.01Snap framework snaplet for the Logger API library. (bsd3, library, web)2014-10-291.0.0.2ParnellSpringmeyer
snaplet-i18n180.01snaplet-i18n (bsd3, library, program, web)2017-02-020.2.0HaishengWu
snaplet-influxdb90.01Snap framework snaplet for the InfluxDB library (bsd3, library, web)2014-12-021.0.1.1ParnellSpringmeyer
snaplet-lss (deprecated)30.01Lexical Style Sheets - Snap Web Framework adaptor. (bsd3, deprecated, language, library)2014-09-040.1.0.0DanielPatterson
snaplet-mandrill70.01Snap framework snaplet for the Mandrill API library. (bsd3, library, web)2014-10-130.1.0.3ParnellSpringmeyer
snaplet-mongoDB40.01Snap Framework MongoDB support as Snaplet (bsd3, library, web)2011-12-120.2KamilCiemniewski
snaplet-mongodb-minimalistic200.01Minimalistic MongoDB Snaplet. (bsd3, library, web)2014-06-070.0.6.12PetrPilar
snaplet-mysql-simple141.251mysql-simple snaplet for the Snap Framework (bsd3, library, snap, web)2016-04-150.2.2.0ibotty
snaplet-oauth80.01snaplet-oauth (bsd3, library, web)2012-12-300.0.6HaishengWu
snaplet-persistent140.02persistent snaplet for the Snap Framework (bsd3, library, snap, web)2022-04-200.7.1DougBeardsley, MichaelXavier
snaplet-postgresql-simple342.252postgresql-simple snaplet for the Snap Framework (bsd3, library, snap, web)2019-04-181.2.0.0DougBeardsley
snaplet-postmark40.01Postmark snaplet for the Snap Framework (bsd3, library, snap, web)2014-03-080.2.0LukeHoersten
snaplet-recaptcha80.01A ReCAPTCHA verification snaplet with Heist integration and connection sharing. (bsd3, library, web)2015-03-291.0.3LarsPetersen, MikeLedger
snaplet-redis320.03Redis support for Snap Framework (bsd3, library, snap, web)2021-04-140.1.6.1DmitryDzhus
snaplet-redson30.01CRUD for JSON data with Redis storage (bsd3, library, snap, web)2012-04-050.1.0.0DmitryDzhus
snaplet-sass60.01Sass integration for Snap with request- and pre-compilation. (bsd3, library, snap, web)2015-06-180.1.2.0lukerandall
snaplet-scoped-session40.01Modularised session state for Snaplets, in a Snaplet (bsd3, library, snap, web)2016-08-130.1.1justus
snaplet-ses-html60.01Snaplet for the ses-html package (aws, bsd3, email, library, network, snap, web)2015-06-080.1.1.0DavidJohnson
snaplet-sqlite-simple220.02sqlite-simple snaplet for the Snap Framework (bsd3, library, snap, web)2016-11-071.0.0.2JanneHellsten, sigrlami
snaplet-sqlite-simple-jwt-auth70.01Snaplet for JWT authentication with snaplet-sqlite-simple (bsd3, library, web)2016-11-210.2.0.0JanneHellsten
snaplet-stripe50.01Stripe snaplet for the Snap Framework (bsd3, library, snap, web)2014-11-190.3.0LukeHoersten
snaplet-tasks60.01Snaplet for Snap Framework enabling developers to administrative tasks akin to Rake tasks from Ruby On Rails framework. (bsd3, library, web)2011-12-190.1.2KamilCiemniewski
snaplet-typed-sessions60.01Typed session snaplets and continuation-based programming for the Snap web framework (bsd3, library, web)2012-08-060.5ChrisSmith
snaplet-wordpress60.01A snaplet that communicates with wordpress over its api. (bsd3, library, web)2015-05-230.1.1.2DanielPatterson
snappy320.07Bindings to the Google Snappy library for fast compression/decompression (bsd3, codec, compression, library)2012-08-300.2.0.2BryanOSullivan
snappy-c182.00Bindings to Google's Snappy: A fast compression library (bsd3, codec, library, program)2024-02-090.1.0FinleyMcIlwaine
snappy-iteratee60.01An enumeratee that uses Google's snappy compression library. (bsd3, codec, library)2011-11-020.1IanDuncan
snappy-lazy190.00Lazy bytestring compression and decompression (bsd3, codec, compression, library)2020-04-200.1.0.0vmchale
sndfile-enumerators120.01Audio file reading/writing (bsd3, codec, library, sound)2011-08-300.10.0.0JohnLato
snippet-extractor100.01Extracts labeled snippets of code to files. (bsd3, program, text)2010-12-290.2.0JasonDagit
snmp130.02SNMP protocol library (bsd3, language, library)2019-04-090.3.1.0chemist, andrewthad, chessai
snow-white40.01encode any binary instance to white space (bsd3, codec, library)2009-12-012009.12.1JinjingWang
snowball120.01Bindings to the Snowball library. (bsd3, library, natural-language-processing, text)2012-12-221.0.0.1DagOdenhall
snowflake-core40.00twitter's snowflake (bsd3, commercial, library)2016-09-100.1.0.1KaiJia
snowflake-server50.01snowflake http server (bsd3, commercial, program)2016-09-100.1.0.0KaiJia
sockaddr430.05Printing SockAddr (bsd3, library, network)2022-08-220.0.1KazuYamamoto
socket-activation70.02systemd socket activation library (bsd3, library, network)2017-01-060.1.0.2DavidFisher
socket-icmp120.01Definitions for using ICMP with the `socket` library (bsd3, library, web)2020-09-040.1.0.1trm
socket-io500.02 (bsd3, library, unclassified)2020-12-141.3.12OliverCharles, TimBaumann
sockets120.00High-level network sockets (bsd3, library, network)2023-11-270.7.0.0andrewthad
socks2202.012Socks proxy (ver 5) (bsd3, library, network)2019-09-300.6.1VincentHanquez
sodium390.05Sodium Reactive Programming (FRP) System (bsd3, frp, library)2014-12-300.11.0.3StephenBlackheath
softfloat-hs40.01Haskell bindings for SoftFloat (bsd3, library, math)2018-08-210.1.0benselfridge, galoisinc
solana-staking-csvs202.00Generate CSV Exports of your Solana Staking Rewards. (bsd3, console, finance, library, program, web)2024-02-050.1.3.0lysergia
som652.01Self-Organising Maps (bsd3, library, math)2021-08-1810.1.11AmyDeBuitleir
some4470.025Existential type: Some (bsd3, data, dependent-types, library)2023-10-241.0.6phadej
some-dict-of190.02Carry evidence of constraints around (bsd3, constraints, library)2021-09-200.1.0.2parsonsmatt
sop-core2172.034True Sums of Products (bsd3, data, library)2022-01-020.5.0.2AndresLoeh
sophia150.01Bindings to Sophia library (bsd3, database, library)2013-10-160.1.2EyalLotem
sort270.02A Haskell sorting toolkit (bsd3, library, text)2017-06-031.0.0.0ChrisDornan
sort-by-pinyin120.01sort by pinyin (bsd3, library, web)2018-07-112018.4.9JinjingWang
sorted-list1790.012Type-enforced sorted lists and related functions. (bsd3, data, library)2023-10-150.2.2.0DanielDiaz
sorting70.01Utils for sorting. (bsd3, data, library)2015-04-261.0.0.1joneshf
sorty40.01Sort lines per file size (bsd3, program, utils)2009-12-020.1.1KrzysztofSkrzetnicki
sound-collage120.01Approximate a song from other pieces of sound (bsd3, program, sound)2021-08-060.2.1HenningThielemann
sounddelay50.01Audio delay line (bsd3, program, sound)2014-09-210.1.0.2BartonMassey
soundgen60.01sound generator (bsd3, program, sound)2018-06-160.1.1.0CIX_68
source-code-server (deprecated)30.01The server backend for the source code iPhone app (bsd3, deprecated, program, web)2010-08-312010.9.1JinjingWang
source-constraints100.03Source constraints GHC plugin (bsd3, codequality, library)2020-09-200.0.2mbj
sourcemap520.03Implementation of source maps as proposed by Google and Mozilla. (bsd3, development, library)2021-12-240.1.7ChrisDone, JensPetersen
sousit40.01Source/Sink/Transform: An alternative to lazy IO and iteratees. (bsd3, control, library)2012-09-160.4MarioSiegenthaler
soxlib240.01Write, read, convert audio signals using libsox (bsd3, library, sound)2023-01-160.0.3.2HenningThielemann
spacechar100.00Space Character (bsd3, library, test)2023-11-060.0.0.6TonyMorris
spacepart40.01Space partition data structures. Currently only a QuadTree. (bsd3, data, library)2009-02-160.1.0.0CoreyOConnor
spaceprobe120.01Optimization over arbitrary search spaces (bsd3, library, optimization)2015-05-270.3.0SeanBurton
spanout30.01A breakout clone written in netwire and gloss (bsd3, game, program)2015-07-180.1vtan
sparkle (deprecated)230.00Distributed Apache Spark applications in Haskell (bsd3, deprecated, distributed-computing, ffi, java, jvm, library, program)2018-02-280.7.4AlpMestanogullari, FacundoDominguez, MathieuBoespflug
sparrow170.01Unified streaming data-dependency framework for web apps (bsd3, library, web)2018-11-280.0.3.1athanclark
sparse140.01A playground of sparse linear algebra primitives using Morton ordering (bsd3, data, library, vector)2015-07-030.9.2EdwardKmett, HansHoglund
sparse-lin-alg92.01Effective linear algebra on sparse matrices (bsd3, library, math)2013-03-230.4.3AlexeyAlekhin
sparse-merkle-trees40.00Sparse Merkle trees with proofs of inclusion and exclusion (bsd3, cryptography, data-structures, library)2022-05-260.2.0.0tochicool
sparsebit80.01Sparse bitmaps for pattern match coverage (bsd3, data-structures, development, library)2009-03-100.5KiYungAhn
sparsecheck80.01A Logic Programming Library for Test-Data Generation (bsd3, library, testing)2012-09-250.1.0.3KidoTakahiro, MatthewNaylor
sparser80.01Lightweight parsing library based on partial functions. (bsd3, library, unclassified)2013-08-240.6.1HansHoglund
spartacon40.00A unix-style (read from stdin, write to stdout) global hotkey daemon (bsd3, control, program)2021-04-120.1.0.0DanielWagner
spata50.01brainless form validation (bsd3, library, web)2010-10-102010.10.10JinjingWang
spatial-math440.083d math including quaternions/euler angles/dcms and utility functions (bsd3, library, math)2018-08-210.5.0.1GregHorn, peddie
spawn440.05Tiny library for concurrent computations (bsd3, concurrency, concurrent, control, library)2011-10-090.3KeeganMcAllister
spdx590.03SPDX license expression language, Extras (bsd3, data, library)2022-05-171.0.0.3phadej
spdx-license140.01SPDX license templates (bsd3, data, library)2021-01-250.1.1Poscat
spe210.01Combinatorial species lite (bsd3, library, math)2014-08-060.6.3AndersClaesson
special-functors (deprecated in favor of base)130.022Control.Applicative, Data.Foldable, Data.Traversable (compatibility package) (bsd3, deprecated, generics, library)2010-11-291.0.0.1HenningThielemann
special-keys100.03Simple data types that help me here and there. (bsd3, data, library)2013-09-010.1.0.3HugoGomes
specialize-th50.02Create specialized types from polymorphic ones using TH (bsd3, language, library)2012-03-080.0.0.8JonathanFischoff
species240.01Computational combinatorial species (bsd3, library, math)2018-04-100.4.0.1BrentYorgey
speculate532.03discovery of properties about Haskell functions (bsd3, library, testing)2024-02-130.4.20rudymatela
speculation422.03A framework for safe, programmable, speculative parallelism (bsd3, concurrency, library)2016-01-171.5.0.3EdwardKmett
speculation-transformers70.01Merged into 'speculation'. Use that instead. (bsd3, control, library)2011-01-190.1.2EdwardKmett
speechmatics (deprecated)190.00Speechmatics api client (api, bsd3, deprecated, library, program)2018-07-110.7.2.0
spelling-suggest110.01Spelling suggestion tool with library and command-line interfaces. (bsd3, console, library, program, text)2012-08-270.5.2.1BartonMassey, GregWeber
spherical152.02Geometry on a sphere (bsd3, library, math)2020-09-120.1.3.0vmchale
sphero40.01Orbotix Sphero client library (bsd3, library, network)2014-01-020.1.0.0StephenBlackheath
sphinx410.01Haskell bindings to the Sphinx full-text searching daemon. (bsd3, database, library, search, text)2016-10-260.6.0.2ChrisEidhof, GregWeber, paulrouse
sphinx-cli60.01Sphinx CLI and demo of Haskell Sphinx library (bsd3, database, program, search, text)2008-07-140.1EelcoLempsink
spike80.01Experimental web browser (bsd3, program, web)2012-03-060.3KrzysztofSkrzetnicki
spine90.01Simple implementation of the generic spine view (bsd3, generics, library)2011-09-230.1SeanLeather
spirv-reflect-ffi70.01C-library loader for spirv-reflect tool. (bsd3, graphics, library)2022-09-040.2AlexanderBondarenko
spirv-reflect-types70.03Data types from spirv-reflect tool. (bsd3, graphics, library)2022-09-040.2AlexanderBondarenko
spirv-reflect-yaml70.01YAML loader for spirv-reflect tool. (bsd3, graphics, library)2022-09-040.2AlexanderBondarenko
splay112.01Generic splay-based sequence representation (bsd3, data-structures, library)2015-07-120.0.6dramforever
splaytree100.01Provides an annotated splay tree (bsd3, data, library)2013-04-200.1.5JohnLato
splice272.01Cross-platform Socket to Socket Data Splicing (bsd3, library, network, system)2012-09-010.6.1.1CetinSert
split5512.25534Combinator library for splitting lists. (bsd3, library, list)2024-01-110.2.5BrentYorgey
split-morphism42.00Split Epimorphisms and Monomorphisms (bsd3, data, generics, lenses, library)2019-09-100.1.0.1gvolpe
split-record180.01Split a big audio file into pieces at positions of silence (bsd3, program, sound)2021-08-060.1.1.4HenningThielemann
split-tchan110.01STM's TChan split into sending and receiving halves. (bsd3, concurrency, library)2014-01-280.1.0.0LeonSmith
splitmix4852.017Fast Splittable PRNG (bsd3, library, random, system)2023-10-030.1.0.5phadej
splitmix-distributions212.01Random samplers for some common distributions, based on splitmix. (bsd3, library, math)2022-05-051.0.0ocramz
splot610.01A tool for visualizing the lifecycle of many concurrent multi-staged processes. (bsd3, graphics, program)2015-12-260.3.14EugeneKirpichov
spooky50.00Unified API for phantom typed newtypes and type aliases (bsd3, data, library)2021-12-130.1.0.0fresheyeball
spool290.07Convert between ByteString and Vector.Storable without copying (bsd3, data-structures, library)2011-09-150.1KeeganMcAllister
spoon310.09Catch errors thrown from pure computations. (bsd3, error-handling, library)2013-06-170.3.1DanielPeebles, LiyangHu, haskell_github_trust
spork100.00Catch errors from pure computations in a Maybe/Either (bsd3, error-handling, library)2020-07-010.4.0tycho01
spotify50.00Spotify Web API (bsd3, library, music, program, web)2023-06-290.1.0.1GeorgeThomas
spoty60.01Spotify web API wrapper (bsd3, library, web)2014-08-260.1.0.2DavidNilsson
spreadsheet390.01Read and write spreadsheets from and to CSV files in a lazy way (bsd3, data, library, text)2023-12-010.1.3.10HenningThielemann
sprinkles40.00JSON API to HTML website wrapper (bsd3, library, program, web)2018-10-170.6.0.0TobiasDammers
spy (deprecated)200.01A compact file system watcher for Mac OS X, Linux and Windows (bsd3, deprecated, development, program)2016-09-170.14
sql-words360.05SQL keywords data constructors into OverloadedString (bsd3, database, library)2023-12-020.1.6.5KeiHibino
sqlcipher70.02Haskell binding to sqlcipher (bsd3, database, library)2017-05-161.0.1.2figo
sqlcli122.02Bindings for SQL/CLI (ODBC) C API. (bsd3, database, library)2020-05-070.2.2.0mihaigiurgeanu
sqlcli-odbc140.01ODBC specific definitions to be used by SQL CLI clients. (bsd3, database, library)2018-03-170.2.0.1mihaigiurgeanu
sqlite (deprecated in favor of sqlite-simple)230.04Haskell binding to sqlite3 (bsd3, database, deprecated, library)2016-08-050.5.5AdamWick, AudreyTang, DonaldStewart
sqlite-easy150.00A primitive yet easy to use sqlite library. (bsd3, database, library)2024-02-041.1.0.0gilmi
sqlite-simple2690.032Mid-Level SQLite client library (bsd3, database, library)2024-01-230.4.19.0JanneHellsten, sigrlami, jchia
sqlite-simple-errors110.01Wrapper around errors from sqlite-simple (bsd3, database, library)2018-03-280.6.1.0jmc41493
sqlite-simple-interpolate70.00Interpolated SQLite queries via quasiquotation (bsd3, database, library)2023-01-130.2.0.0ruby0b
sqlite-simple-typed30.01Typed extension to sqlite simple (bsd3, database, library)2014-12-190.1.0.0tolysz
sqlvalue-list40.01Class and instances for conversion to list of SqlValue. (bsd3, database, library)2011-05-290.2YuriyIskra
squares142.00The double category of Hask functors and profunctors (bsd3, category-theory, library, math)2023-07-150.2.1SjoerdVisscher
squeal-postgresql412.254Squeal PostgreSQL Library (bsd3, database, library, program)2023-09-010.9.1.3echatav
squeal-postgresql-ltree60.00LTree extension for Squeal (bsd3, database, library)2023-09-010.1.0.2echatav
squeal-postgresql-uuid-ossp40.00UUID OSSP extension for Squeal (bsd3, database, library)2022-05-130.1.0.1echatav
squeather310.00Use databases with the version 3 series of the SQLite C library (bsd3, development, library)2021-05-070.8.0.0OmariNorman
sr-extra181.753Module limbo (bsd3, library, unclassified)2021-07-041.88DavidFox
srcloc660.012Data types for managing source code locations. (bsd3, data, library)2022-03-210.6.0.1GeoffreyMainland
srec100.01Parsing and processing s-records. (bsd3, data, embedded, library)2011-08-270.1.0TomHawkins
srtree210.01A general framework to work with Symbolic Regression expression trees. (bsd3, data, data-structures, library, math)2023-06-251.0.0.5olivetti
sscgi80.01Simple SCGI Library (bsd3, library, network)2015-12-030.3.1ChrisForno
sscript190.02Formats Strings with subscript or superscript characters (bsd3, library, string)2016-05-190.1.0.2capncanuck
ssh250.01A pure-Haskell SSH server library. (bsd3, library, network)2015-10-060.3.2AlexSuraci, GaneshSittampalam, GuillaumeHoffmann, SimonMichael, PereLev
ssh-known-hosts110.00Read and interpret the SSH known-hosts file (bsd3, library, network)2017-01-300.2.0.0KevinQuick
ssh-tunnel40.01Proxy http-client via ssh tunnel. (bsd3, library, web)2017-10-181.0.0.0NCrashed
sshtun80.01Wrapper daemon to manage an ssh tunnel (application, bsd3, network, program)2012-04-261.0.0DinoMorelli
sssp50.01HTTP proxy for S3. (bsd3, library, text)2012-11-141.1.1JasonDusek
sstable50.01SSTables in Haskell (bsd3, data, library, program)2010-07-311.0MariusEriksen
st2120.01shared heap regions between local mutable state threads (bsd3, data, library)2022-02-120.1.1chessai
stable-maps210.03Heterogeneous maps keyed by StableNames (bsd3, library, math)2014-03-130.0.5EdwardKmett
stable-marriage120.01algorithms around stable marriage (algorithms, bsd3, library)2023-04-190.2.1.2KatsutoshiItoh
stable-tree170.01Trees whose branches are resistant to change (bsd3, data, library, program)2015-03-140.7.0tsuraan
stack2082.253The Haskell Tool Stack (bsd3, development, library, program)2024-03-072.15.3ChrisDone, DanBurton, KirillZaborsky, MichaelSloan, MichaelSnoyman, borsboom, fpcomplete, mpilgrem
stack-all430.00CLI tool for building across Stackage major versions (bsd3, distribution, program)2024-02-190.5JensPetersen
stack-clean-old400.00Clean away old stack build artifacts (bsd3, distribution, program)2023-12-170.5.1JensPetersen
stack-lib30.01Wrapper to use stack as a library (bsd3, development, library)2018-01-170.1.0.0clinton
stack-network52.01A program for extending Stack to add distributed capabilities (bsd3, library, program, web)2018-05-010.1.0.1mcgroas
stack-prism180.03Stack prisms (bsd3, data, library)2018-06-160.1.7MartijnVanSteenbergen, SjoerdVisscher
stack-templatizer172.00Generate a stack template from a folder. (bsd3, development, program)2023-05-070.1.1.0lysergia
stack-wrapper40.00Call ghc within stack by calling ghc (bsd3, development, library, program)2019-12-020.1.0kakkun61
stackage2nix100.00Convert Stack files into Nix build instructions. (bsd3, distribution, library, nix, program)2018-07-260.7.2mniip, typeable, dbushev
stacked-dag210.00Ascii DAG(Directed acyclic graph) for visualization of dataflow (bsd3, graphics, graphs, library, program)2018-10-050.1.1.0junjihashimoto
staged-gg40.00GHC.Generics style staged generics (bsd3, generics, library, staged)2021-02-210.1phadej
stagen122.00Static site generator (bsd3, library, program, web)2018-03-050.2.1jxv
star (deprecated in favor of semirings)190.01*-semirings (bsd3, data, deprecated, library)2017-12-310.0.1.0chessai
starling180.01A memcached client (bsd3, library, network)2010-12-260.3.0AntoineLatter
starter-snake-haskell40.00A Haskell Battlesnake starter (bsd3, game, library, program, web)2023-08-261.1.0ccntrq
stash30.01To be written (bsd3, library, unclassified)2015-06-290.1HansHoglund
state-bag50.01Monad transformers for holding bags of state. (bsd3, control, library)2016-07-220.1.0.0RobinKay
state-plus60.02MonadPlus for StateT (bsd3, control, library)2017-04-160.1.3BorisSukholitko
stateWriter270.03A faster variant of the RWS monad transformers. (bsd3, control, library)2023-06-170.4.0SimonMarechal
statechart70.01Compiles Rhapsody statecharts to C. (bsd3, compiler, program)2010-07-150.1.0TomHawkins
stateful-mtl140.03Typeclass instances for monad transformer stacks with an ST thread at the bottom. (bsd3, library, monads)2009-03-131.0.7LouisWasserman
statestack860.07Simple State-like monad transformer with saveable and restorable state (bsd3, control, library)2023-02-130.3.1.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey
statethread50.02The ST monad and STRefs (bsd3, data-structures, library, monads)2012-04-070.1.1HenningThielemann
static-bytes420.01A Haskell library providing types representing 8, 16, 32, 64 or 128 bytes of data. (bsd3, data, library)2023-07-070.1.0MichaelSnoyman, fpcomplete, mpilgrem
static-canvas140.02DSL to generate HTML5 Canvas javascript. (bsd3, graphics, library)2016-06-170.2.0.3jeffreyrosenbluth
static-closure30.01Serialisable static pointers to functions (bsd3, control, library)2018-01-170.1.0.0clinton
static-hash230.02Immutable hash (bsd3, data-structures, library)2022-08-220.0.2KazuYamamoto
static-resources (deprecated)160.01JavaScript and Css files concat for http optimization. Now with LESS support. (bsd3, deprecated, library, web)2014-01-280.1.7MariuszRak
static-tensor70.01Tensors of statically known size (bsd3, data, library)2017-12-160.2.1.0vagarenko
static-text212.01Lists, Texts, ByteStrings and Vectors of statically known length (bsd3, data, library, text, type-system)2021-07-100.2.0.7DmitryDzhus
statistics-dirichlet80.01Functions for working with Dirichlet densities and mixtures on vectors. (bsd3, library, math)2015-07-210.6.3FelipeLessa
statistics-fusion (deprecated in favor of statistics)90.01An implementation of high performance, minimal statistics functions (bsd3, deprecated, library, math)2010-02-201.0.1DonaldStewart
statsd-rupp120.01Simple StatsD Client (bsd3, library, system)2023-09-110.4.0.4jprupp
status-notifier-item390.03A wrapper over the StatusNotifierItem/libappindicator dbus specification (bsd3, desktop, library, program)2021-07-240.3.1.0eyevanmalicesun
statvfs60.02Get unix filesystem statistics with statfs, statvfs (bsd3, library, system)2014-08-210.2GergelyRisko
staversion720.00What version is the package X in stackage lts-Y.ZZ? (bsd3, development, library, program)2024-03-110.2.4.3debugito
stb-image-redux192.251Image loading and writing microlibrary (bsd3, graphics, library)2019-12-20typedrat
stc-lang50.00A library for implicit, monadic dataflow parallelism (bsd3, concurrency, development, library, program)2019-08-011.0.0justus
std100.00TBA (bsd3, data, library, prelude)2019-06-270chessai
stdata90.01Structure Data Library (bsd3, data, library)2011-06-220.0.4DavidDarais
stdio72.250A simple and high performance IO toolkit for Haskell (bsd3, data, library)2019-05-150.2.0.0winterland
steeloverseer512.251A file watcher and development tool. (bsd3, development, library, program)2022-11-292.1.0.1SchellScivally, peterbecich
stego-uuid50.01Generator and verifier for steganographic numbers (bsd3, cryptography, library, steganography)2017-04-281.0.0.0dimitri_xyz
stemmer (deprecated in favor of snowball)150.02Haskell bindings to the Snowball stemming library. (bsd3, deprecated, library, natural-language-processing, text)2016-04-130.5.2BenGamari, EelcoLempsink
step-function270.02Staircase functions or piecewise constant functions (bsd3, library, text)2023-03-150.2.0.1phadej, petterb
stern-brocot (deprecated)50.00Positive rational numbers represented as paths in the Stern-Brocot tree (bsd3, deprecated, library, math, numeric)2019-03-280.1.0.0
stgi90.00Educational implementation of the STG (Spineless Tagless G-machine) (bsd3, development, library, program)2017-11-101.1quchen
stickyKeysHotKey180.01get and set STICKYKEYS.SKF_HOTKEYACTIVE (bsd3, library, system)2015-09-140.1.0.2SoenkeHahn
stitch260.01lightweight CSS DSL (bsd3, library, web)2018-08-250.6.0.0Intolerable
stm3482.75945Software Transactional Memory (bsd3, concurrency, library)2023-11-172.5.3.0BenGamari, DuncanCoutts, HerbertValerioRiedel, SimonMarlow
stm-channelize90.01Transactional I/O for duplex streams (bsd3, concurrency, library)2012-01-200.1.1JoeyAdams
stm-chans1910.071Additional types of channels for STM. (bsd3, concurrency, library)2023-03-193.0.0.9WrenThornton, WrenRomano
stm-chunked-queues50.01Chunked Communication Queues (bsd3, concurrency, library)2014-06-070.1.0.0kholdstare
stm-conduit800.035Introduces conduits to channels, and promotes using conduits concurrently. (bsd3, concurrency, conduit, library)2018-09-274.0.1AlexanderVershilov, ClarkGaebel
stm-delay490.010Updatable one-shot timer polled with STM (bsd3, library, system)2014-09-140.1.1.1JoeyAdams
stm-extras160.01Extra STM functions (bsd3, concurrency, library)2017-10-080.1.0.3louispan
stm-firehose90.02Conduits and STM operations for fire hoses. (bsd3, library, network)2015-12-090.3.0.2SimonMarechal
stm-io-hooks282.03Launch your IO-actions from within the STM monad (bsd3, concurrency, library)2019-10-271.1.2PeterRobinson
stm-lifted240.04Software Transactional Memory lifted to MonadIO (bsd3, concurrency, library, monadio)2019-04-302.5.0.0MaksymilianOwsianny
stm-linkedlist120.01Mutable, doubly linked lists for STM (bsd3, data, library)2011-10-200.1.0.0JoeyAdams
stm-orelse-io60.01Choose between the return value of an STM operation and an IO action. (bsd3, concurrency, library)2012-09-150.1GardSpreemann
stm-sbchan170.01Bounded channel for STM where item sizes can vary (bsd3, data, library)2012-07-310.1JoeyAdams
stm-split330.01TMVars, TVars and TChans with distinguished input and output side (bsd3, concurrent, library)2018-09-220.0.2.1HenningThielemann
stm-stats50.01retry statistics for STM transactions (bsd3, concurrency, library)2011-10-100.2.0.0JoachimBreitner
stm-supply250.01STM wrapper around Control.Concurrent.Supply. (bsd3, control, library)2016-11-190.2.0.0jmc41493
stm-tlist170.02Mutable, singly-linked list in STM (bsd3, data, library)2012-02-220.1.1JoeyAdams
stmcontrol50.01Control communication among retrying transactions (bsd3, concurrency, library)2008-12-040.1MartinSulzmann
stocks210.01Library for the IEX Trading API (bsd3, library, net)2018-05-300.2.0.0davidb
stopwatch270.01A simple stopwatch utility (bsd3, control, library)2019-05-010.1.0.6debugito
storable60.01Storable type class for variable-sized data (bsd3, data, foreign, library)2009-03-050.1TomasJanousek
storable-complex922.027Storable instance for Complex (bsd3, data, library)2018-11-050.2.3.0CarterSchonwald, JedBrown
storable-endian390.08Storable instances with endianness (bsd3, data, library)2021-12-110.2.6.1EugeneKirpichov
storable-enum170.03Wrapper that makes any Enum type Storable (bsd3, foreign, library)2019-10-080.0HenningThielemann
storable-offset40.00Storable offsets for record fields (bsd3, ffi, library, utility)2022-05-280.1.0.0OleksiiDivak
storable-record1440.030Elegant definition of Storable instances for records (bsd3, data, foreign, library)2023-02-210.0.7HenningThielemann
storable-static-array220.01Statically-sized array wrappers with Storable instances for FFI marshaling (bsd3, ffi, library)2013-08-210.6.1.0CarlHowells
storable-tuple1262.015Storable instance for pairs and triples (bsd3, data, foreign, library)2023-02-210.1HenningThielemann
storablevector920.016Fast, packed, strict storable arrays with a list interface like ByteString (bsd3, data, library)2023-10-070.2.13.2HenningThielemann
storablevector-carray80.01Conversion between storablevector and carray (bsd3, data, library)2012-07-230.0HenningThielemann
storablevector-streamfusion50.01Conversion between storablevector and stream-fusion lists with fusion (bsd3, data, library)2009-04-240.0HenningThielemann
stp50.00Simple Theorem Prover (bsd3, library, math, program)2018-11-210.1.0.1bor0
stratux242.02A library for stratux (adsb, aviation, bsd3, json, library, stratux)2019-07-140.0.10TonyMorris
stratux-demo50.00A demonstration of the stratux library. (adsb, aviation, bsd3, library, program, stratux)2019-07-140.0.12TonyMorris
stratux-http190.01A library for using HTTP with stratux (adsb, aviation, bsd3, json, library, network, stratux)2019-07-140.0.11TonyMorris
stratux-types230.03A library for reading JSON output from stratux (adsb, aviation, bsd3, json, library, stratux)2019-07-140.0.11TonyMorris
stratux-websockets150.01A library for using websockets with stratux (adsb, aviation, bsd3, json, library, network, stratux)2019-07-140.0.11TonyMorris
stream-fusion230.07Faster Haskell lists using stream fusion (bsd3, data, library)2013-01-120.1.2.5DonaldStewart, KidoTakahiro
stream-monad130.04Simple, Fair and Terminating Backtracking Monad (bsd3, control, library, monads)2012-09-100.4.0.2SebastianFischer
streamdeck80.01Control library for the Elgato Stream Deck (bsd3, hardware, library)2019-11-180.1.0wuest
streamed (deprecated in favor of reactive-balsa)60.01Programmatically edit MIDI event streams via ALSA (bsd3, deprecated, library, music, sound)2012-03-030.2HenningThielemann
streaming2412.575an elementary streaming prelude and general stream type. (bsd3, data, library, pipes, streaming)2023-07-060.2.4.0OliverCharles, MichaelThompson, andrewthad, chessai
streaming-attoparsec320.06Attoparsec integration for the streaming ecosystem (bsd3, library, streaming)2019-05-101.0.0.1fosskers
streaming-binary1620.02Streaming interface to binary. (bsd3, library, parsing, streaming)2017-05-310.3.0.1MathieuBoespflug
streaming-brotli60.00Streaming interface for Brotli (RFC7932) compression (bsd3, codec, compression, library, streaming)2019-04-220.0.0.0AndreasAbel, HerbertValerioRiedel
streaming-bytestring2682.2537Fast, effectful byte streams. (bsd3, data, library, pipes, streaming)2023-11-170.3.2IvanMiljenovic, fosskers, andrewthad
streaming-events100.00Client-side consumption of a ServerEvent. (bsd3, library, unclassified)2019-12-261.0.1fosskers
streaming-eversion160.01Translate pull-based stream folds into push-based iteratees. (bsd3, control, library)2018-05-120.4.0.0DanielDiazCarrete
streaming-fft60.01online streaming fft (bsd3, data, library)2018-10-240.1.0.1chessai
streaming-lzma60.00Streaming interface for LZMA/XZ compression (bsd3, codec, compression, library, streaming)2019-04-220.0.0.0AndreasAbel, HerbertValerioRiedel
streaming-nonempty110.00Add support for non empty streams to Streaming lib (bsd3, library, streaming)2021-09-080.1.0.1PaoloVeronelli
streaming-osm90.01A hand-written streaming byte parser for OpenStreetMap Protobuf data. (bsd3, library, streaming)2020-07-161.0.2fosskers
streaming-pcap90.01Stream packets via libpcap. (bsd3, library, web)2023-06-211.1.2fosskers
streaming-png40.01Perfectly streaming PNG image decoding (bsd3, codec, graphics, image, library, streaming)2016-02-150.1.0.0bch29
streaming-postgresql-simple170.01Stream postgresql-query results using the streaming library (bsd3, database, library)2020-06-170.2.0.5OliverCharles, PhilHazelden
streaming-utils620.09http, attoparsec, pipes and other utilities for the streaming libraries (bsd3, data, library, pipes, streaming)2023-08-010.2.5.0OliverCharles, MichaelThompson, andrewthad, chessai
streamly2872.533Streaming, dataflow programming and declarative concurrency (array, bsd3, concurrency, dataflow, filesystem, library, list, logic, network, non-determinism, parsing, pipes, reactivity, streaming, streamly, time, unicode)2024-01-180.10.1harendra, pranaysashank, adithyaov
streamly-archive270.00Stream data from archives using the streamly library. (archive, bsd3, codec, library, streaming, streamly)2023-04-200.2.0shlok
streamly-binary80.00Integration of streamly and binary (binary, bsd3, library, streaming, streamly)2020-07-101.0.0.1geyaeb
streamly-bytestring502.511Library for streamly and bytestring interoperation. (bsd3, bytestring, library, stream, streamly)2024-01-030.2.1psibi, harendra, adithyaov
streamly-cassava110.00CSV streaming support via cassava for the streamly ecosystem (bsd3, library, streaming)2019-09-230.1.1.0rwarfield
streamly-core642.012Streaming, parsers, arrays, serialization and more (array, bsd3, dataflow, library, list, logic, non-determinism, parsing, pipes, streaming, streamly, time)2024-01-180.2.2harendra, adithyaov
streamly-fsnotify262.02Folder watching as a Streamly stream. (bsd3, library, streamly, system)2024-01-052.1.0.2GeorgeThomas
streamly-lmdb230.00Stream data to or from LMDB databases using the streamly library. (bsd3, database, library, streaming, streamly)2023-05-050.7.0shlok
streamly-posix132.02Posix related streaming APIs (bsd3, streaming)2021-08-120.1.0.2maerwald
streamproc180.01Stream Processer Arrow (bsd3, control, library)2013-04-051.6.2PeterSimons
streams762.09Various Haskell 2010 stream comonads (bsd3, comonads, control, library)2023-03-123.3.2EdwardKmett, ryanglscott
streamt150.00Simple, Fair and Terminating Backtracking Monad Transformer (bsd3, control, library, monads)2022-05-200.5.0.1davidar
strict3370.097Strict data types and String IO. (bsd3, data, library, system)2023-03-140.5DonaldStewart, RomanLeshchinskiy, phadej, infinity0
strict-base320.03Strict versions of base data types. (bsd3, data, library, system)2017-03-180.4.0.0minad
strict-base-types (deprecated in favor of strict, aeson, quickcheck-instances, strict-lens)342.04Strict variants of the types provided in base. (bsd3, data, deprecated, library)2023-03-150.8BasVanDijk, SimonMeier, phadej
strict-concurrency360.012Strict concurrency abstractions (bsd3, control, library)2018-10-090.2.4.3DonaldStewart, YitzGale
strict-containers232.02Strict containers. (bsd3, data, data-structures, library)2022-12-120.2infinity0
strict-containers-lens100.00Strict containers - Lens instances (bsd3, data, data-structures, lenses, library)2022-12-120.2infinity0
strict-containers-serialise100.00Strict containers - Serialise instances (bsd3, codec, data, data-structures, library)2022-12-120.2infinity0
strict-data80.03A collection of commonly used strict data structures (bsd3, data, library)2017-08-060.2.0.2AlexanderThiemann
strict-ghc-plugin40.01Compiler plugin for making Haskell strict (bsd3, compiler-plugin, library)2012-08-080.1.1AustinSeipp
strict-identity460.01Strict Identity Monad, handy for writing fast code! (bsd3, control, library)2014-01-120.1.0.0CarterSchonwald
strict-io170.04A library wrapping standard IO modules to provide strict IO. (bsd3, library, system)2017-03-140.2.2NicolasPouillard
strict-lens200.01Lenses for types in strict package (bsd3, data, lenses, library)2023-03-150.4.0.3phadej, infinity0
strict-optics80.00Optics for types in strict package (bsd3, data, library, optics)2020-10-040.4.0.1phadej
strict-tuple470.01Strict tuples (bsd3, data, library)2023-10-160.1.5.3mitchellwrosen, topos
strict-tuple-lens90.00Optics for the `strict-tuple` library (bsd3, data, library)2021-02-270.2topos
strict-types210.01A type level predicate ranging over strict types (bsd3, library, unclassified)2018-10-060.1.3PepeIborra
strictify110.01Find a local optimum of strictness annotations. (bsd3, program, unclassified)2008-02-040.1SterlingClover
strictly70.01Combinators for strictifying functions (bsd3, control, library)2013-08-141.0.0.0DanBurton
string (deprecated in favor of text)180.01None (bsd3, deprecated, library, unclassified)2014-12-080.4.0chessai
string-class210.05String class library (bsd3, data, library, text)2023-08-210.1.7.1ByronJohnson, SergeyAlirzaev, k_bx
string-combinators250.03Polymorphic functions to build and combine stringlike values (bsd3, data, library)2014-06-130.6.0.5BasVanDijk
string-conv1331.7527Standardized conversion between string types (bsd3, data, library, string, text)2022-03-040.2.0DougBeardsley, MichaelXavier, OzgunAtaman
string-conv-tests (deprecated in favor of string-conv)40.00Tests for the string-conv library (bsd3, data, deprecated, string, text)2022-02-190.1.1DinoMorelli
string-conversions1772.596Simplifies dealing with different types for strings (bsd3, data, library)2016-12-300.4.0.1SoenkeHahn
string-convert150.02Universal string conversions (bsd3, library, text)2016-12-304.0.0.1TobiasDammers
string-fromto61.50Conversions between common string types, as well as Base16/Base32/Base64. (bsd3, conversion, library, text)2019-09-301.0.0.0patrick, janey
string-interpolate1712.2539Haskell string/text/bytestring interpolation that just works (bsd3, data, library, text)2024-01-240.3.3.0williamyaoh
string-isos72.01Tools for working with isomorphisms of strings (bsd3, library, text)2018-02-030.1.0.1fresheyeball
string-like90.00A package that aims to provide a uniform interface to string-like types. (bsd3, library, utils)2021-05-110.1.0.1wvanonsem90
string-quote60.01QuasiQuoter for non-interpolated strings, texts and bytestrings. (bsd3, data, library)2011-03-290.0.1AudreyTang
string-random492.02A library for generating random string from a regular experession (bsd3, library, program, text)2022-09-200.1.4.3hiratara
string-similarity70.03longest common substring (bsd3, data, library)2013-07-210.1.0.0MarkWotton
string-typelits50.01Type-level Chars and Strings, with decidable equality. (bsd3, data, library)2016-01-270.1.0.0KyleCarter
stringprep330.04Implements the "StringPrep" algorithm (bsd3, data, library)2014-01-061.0.0GeorgePollard
stringsearch852.2535Fast searching, splitting and replacing of ByteStrings (bsd3, library, search, text)2015-03-280.3.6.6BryanOSullivan, DanielFischer
stringtable-atom160.04Memoize Strings as Atoms for fast comparison and sorting, with maps and sets (bsd3, data, library, pugs)2014-05-170.0.7AudreyTang, JeffShaw
strio80.00Initial project template from stack (bsd3, library, program, web)2015-08-130.0.0.0yulii
stripe200.02A Haskell implementation of the Stripe API. (bsd3, library, web)2015-01-150.8.3MichaelSchade, LukeHoersten
stripe-hs90.00Unofficial Stripe client (bsd3, library, web)2021-03-100.3.0.0AlexanderThiemann
stripe-servant180.01Unofficial Stripe servant types (bsd3, library, web)2022-07-310.3.1.0AlexanderThiemann
strips120.01resolver using strips algorithm (algorithms, bsd3, library)2016-11-140.1.0.0uj
strongswan-sql130.00Interface library for strongSwan SQL backend (bsd3, console, library, network-apis, program, sql)2019-08-121.3.0.1erick
strptime600.05Efficient parsing of LocalTime using a binding to C's strptime, with some extra features (i.e. fractional seconds) (bsd3, data, library, parsing, system)2012-12-181.0.10EugeneKirpichov
struct-inspector60.00Inspect the padding and size of C data declarations and their fields (bsd3, program, tooling)2022-09-091.1.0414owen
structs320.01Strict GC'd imperative object-oriented programming with cheap pointers. (bsd3, data, library)2023-08-060.1.9EdwardKmett, EricMertens, ryanglscott
structural-traversal70.07Initial project template from stack (bsd3, library, util)2016-07-010.1.1.1lazac
structured250.01Structure (hash) of your data types (bsd3, data, library)2021-10-090.1.1phadej
structured-cli500.01Application library for building interactive console CLIs (bsd3, console, library, program)2020-12-172.7.0.1erick
structured-haskell-mode251.251Structured editing Emacs mode for Haskell (bsd3, development, program)2017-01-191.1.0ChrisDone, IvanMiljenovic
structures62.01"Advanced" Data Structures (bsd3, data, library, structures)2014-07-280.2EdwardKmett
stunts120.01A revival of the classic game Stunts (LambdaCube tech demo) (bsd3, graphics, program)2011-07-020.1.2CsabaHruska
stylish-cabal140.00Format Cabal files (bsd3, language, library, program)2019-02-090.5.0.0JudeTaylor
stylish-haskell4372.254Haskell code prettifier (bsd3, language, library, program)2024-01-190.14.6.0JasperVanDerJeugt
suavemente100.00An applicative functor that seamlessly talks to HTML inputs. (bsd3, library, web)2019-07-080.2.0.0isovector
sub-state50.01Get the total, put a single element (bsd3, control, library)2015-09-030.0.0.1athanclark
subcategories330.01Subcategories induced by class constraints (bsd3, data, library)2023-12-270.2.1.0HiromiIshii
subhask82.01Type safe interface for programming in subcategories of Hask (algebra, bsd3, categories, control, library)2015-09-010.1.1.0MikeIzbicki
subtitleParser150.02A parser for .srt and .sub files (bsd3, library, parsing, text)2013-03-260.5RubenAstudillo
subtitles110.01Modify SRT subtitle files. (bsd3, program, utils)2009-05-100.0.1SebastiaanVisser
subwordgraph100.01Subword graph implementation (bsd3, data-structures, library)2016-06-071.0.2adambak
suffix-array50.00Simple and moderately efficient suffix array implementation (bsd3, data-structures, library, program)2017-01-110.3.0.0kadoban
suffixtree250.03Efficient, lazy suffix tree implementation (bsd3, data, data-structures, library)2011-10-170.2.2.1BryanOSullivan
suitable90.02Abstract over the constraints on the parameters to type constructors (bsd3, data, library)2011-03-150.1.1GaneshSittampalam
sum-pyramid50.00Create Sum Pyramid (Additionstreppe) exercises (bsd3, math, program)2024-01-120.0HenningThielemann
sump50.01A Haskell interface to SUMP-compatible logic analyzers (bsd3, hardware, library)2016-10-140.1.0.2BenGamari
sunlight70.01Test Cabalized package against multiple dependency versions (bsd3, library, testing)2014-05-280.6.0.0OmariNorman
sunroof-compiler60.02Monadic Javascript Compiler (bsd3, compiler, embedded, javascript, language, library, web)2013-04-120.2JanBracker
sunroof-examples60.01Tests for Sunroof (bsd3, compiler, embedded, javascript, language, program, web)2014-06-270.2.2JanBracker
sunroof-server50.01Monadic Javascript Compiler - Server Utilities (bsd3, embedded, javascript, language, library, web)2014-06-270.2.1JanBracker
superbubbles40.01Find "superbubbles", as described in https://arxiv.org/abs/1307.7925 (bsd3, graph, library)2017-05-040.1.0SimonMarechal
superbuffer350.01Efficiently build a bytestring from smaller chunks (bsd3, library, web)2022-06-250.3.1.2AlexanderThiemann, BrandonSimmons
superconstraints80.01Access an instance's constraints (bsd3, constraints, library)2017-05-280.0.2RyanTrinkle
superdoc420.03Additional documentation markup and Unicode support (bsd3, distribution, library)2018-11-260.1.2.9PeterSelinger
superevent50.01A simple opinionated event store implementation (bsd3, database, library)2018-02-150.1.0.1AlexanderThiemann
supermonad70.01Plugin and base library to support supermonads in Haskell (bsd3, library, monad, plugin, type-system)2018-05-070.2.1.1JanBracker
supero50.01A Supercompiler (bsd3, compiler, program)2010-06-133.0NeilMitchell
superrecord200.02Supercharged anonymous records (bsd3, library, records)2020-06-200.5.1.0AlexanderThiemann
supervisor70.01Control an internal monad execution for trace generation, backtrakcking, testing and other purposes (bsd3, control, library)2013-12-310.1.1.0AlbertoCorona
suspend220.04Simple package that allows for long thread suspensions. (bsd3, concurrency, library)2013-12-080.2.0.0PetrPilar
sv290.03Encode and decode separated values (CSV, PSV, ...) (bsd3, csv, library, text, web)2020-04-261.4.0.1qfpl, GeorgeWilson
sv-cassava80.01Integration to use sv with cassava's parser (bsd3, csv, library, text, web)2018-09-260.3qfpl, GeorgeWilson
sv-core160.03Encode and decode separated values (CSV, PSV, ...) (bsd3, csv, library, text, web)2019-08-130.5qfpl, GeorgeWilson
sv-svfactor70.01sv-core + svfactor (bsd3, csv, library, text, web)2018-09-260.2qfpl, GeorgeWilson
sv2v220.00SystemVerilog to Verilog conversion (bsd3, development, embedded, hardware, language, program)2023-06-220.0.11zachjs
svfactor60.01Syntax-preserving CSV manipulation (bsd3, csv, library, text, web)2018-07-190.1qfpl
svg-builder970.010DSL for building SVG. (bsd3, graphics, library)2018-05-100.1.1BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
svg-builder-fork50.01DSL for building SVG. (bsd3, graphics, library)2017-08-060.1.0.3
svg-icons890.00Svg Icons and more (bsd3, graphics, library, program, web)2024-02-183.8.3RamiroPastor
svg-tree502.04SVG file loader and serializer (bsd3, graphics, library, svg)2019-06-190.6.2.4VincentBerthoux
svg2q60.01Code generation tool for Quartz code from a SVG. (bsd3, parsing, program)2011-02-280.3.2JanGreve
svgcairo360.06Binding to the libsvg-cairo library. (bsd3, graphics, library)2019-12-260.13.2.1AndyStewart, AxelSimon, DanielWagner, DuncanCoutts, HamishMackenzie
svgone70.00Optimise SVGs (bsd3, graphics, library, program, svg)2023-11-090.2.0.1GeorgeThomas
svgutils70.01Helper functions for dealing with SVG files (bsd3, graphics, library, program)2010-08-110.1NeilBrown
svm-light-utils90.01Parsers and formatters for the SVMlight input file format (bsd3, library, math)2016-04-130.1.4BenGamari
svm-simple190.01Medium level, simplified, bindings to libsvm (ai, algorithms, bsd3, library, pattern-classification, support-vector-machine)2012-07-180.2.7.1VilleTirronen
svndump180.01Library for reading Subversion dump files (bsd3, library, subversion)2012-10-130.4.5JohnWiegley
swagger-test120.00Testing of Swagger APIs (bsd3, library, program, testing)2017-09-130.2.7rodrigosetti
swagger22142.2545Swagger 2.0 data model (bsd3, library, swagger, web)2024-01-272.8.8DavidJohnson, NickolayKudasov, phadej, swamp_agr
swapper40.01Transparently swapping data from in-memory structures to disk (bsd3, data-structures, library)2011-08-290.1RomanSmrz
swarm132.2502D resource gathering game with programmable robots (bsd3, game, library, program)2023-11-010.5.0.0BrentYorgey
sweet-egison130.01Shallow embedding implementation of non-linear pattern matching (bsd3, control, library, pattern)2020-10-200.1.1.3SatoshiEgi, coord_e, momohatt
swf90.01A library for creating Shockwave Flash (SWF) files (bsd3, compilers-interpreters, library)2008-08-031.0.1AudreyTang, JeremyShaw
swift-lda70.02Online sampler for Latent Dirichlet Allocation (bsd3, library, natural-language-processing)2014-03-260.7.0.0GrzegorzChrupala
swiss60.00Basic functions for development with Core libraries and GHC boot libraries dependencies. (bsd3, development, library)2022-07-140.0.1szehk
swisstable60.01SwissTable hash map (bsd3, data, library)2021-02-230.1.0.3nakaji_dayo
switch40.00Nintendo Switch Controller Library (bsd3, game, library)2021-03-310.1.0.0MichaelSzvetits
sws232.01A simple web server for serving directories. (bsd3, program, web)2021-04-190.5.0.1DerekElkins
syb4590.0359Scrap Your Boilerplate (bsd3, generics, library)2023-07-300.7.2.4IanLynagh, JosePedroMagalhaes, SergeyVinokurov
syb-extras162.02Higher order versions of the Scrap Your Boilerplate classes (bsd3, combinators, generic, library, polymorphism)2013-11-250.3EdwardKmett
syb-with-class630.015Scrap Your Boilerplate With Class (bsd3, data, library)2022-04-200.6.1.14AndreaVezzosi, DavidHimmelstrup, IanLynagh, JeremyShaw
syb-with-class-instances-text60.02Scrap Your Boilerplate With Class Text instance (bsd3, data, library)2010-04-020.0.1JeremyShaw
sym250.02Permutations, patterns, and statistics (bsd3, library, math)2017-11-200.13.0AndersClaesson
sym-plot70.01Plot permutations; an addition to the sym package (bsd3, library, math)2017-06-100.3.0AndersClaesson
symbiote110.00Data serialization, communication, and operation verification implementation (bsd3, data, library, testing)2020-02-120.0.5athanclark
symbol340.011A 'Symbol' type for fast symbol comparison. (bsd3, data, library)2014-10-090.2.4GeoffreyMainland
symbolic-link50.00Symlink functions (bsd3, library, system)2019-08-160.1.1.1fuzz
symbolize110.00Efficient global Symbol table, with Garbage Collection. (bsd3, data, data-structures, library)2023-11-250.1.0.3qqwy
symbols410.03Symbol manipulation (bsd3, dependent-types, library)2019-09-100.3.0.0kcsongor
symmetric-properties150.01Monoids for sameness and uniqueness. (bsd3, library, web)2019-01-150.1.0.1joelb
symmetry-operations-symbols200.01Derivation of symbols and coordinate triplets Library (bsd3, chemistry, library)2020-08-090.0.2.1narumij
sync50.01A fast implementation of synchronous channels with a CML-like API (bsd3, concurrency, library)2010-03-050.1NeilBrown
synchronous-channels132.02Synchronous communication channels (bsd3, concurrency, control, library)2015-07-070.2JesseTov
syncthing-hs100.01Haskell bindings for the Syncthing REST API (bsd3, library, network)2015-05-200.3.0.0JensThomas
syntactic1200.09Generic representation and manipulation of abstract syntax (bsd3, language, library)2022-05-263.8.4AndersPersson, EmilAxelsson
syntactical80.01Distfix expression parsing library (bsd3, library, parsing)2010-07-230.1VoMinhThu
syntax-trees80.02Convert between different Haskell syntax trees. (bsd3, language, library)2010-10-010.1.2DominicOrchard, GeorgeGiorgidze
syntax-trees-fork-bairyn60.02Convert between different Haskell syntax trees. Bairyn's fork. (bsd3, language, library)2014-11-300.1.2.5ByronJohnson
sys-process110.01A replacement for System.Exit and System.Process. (bsd3, library, system)2017-05-100.2.0TonyMorris, qfpl
sysinfo190.02Haskell Interface for getting overall system statistics (bsd3, ffi, library, linux, system)2017-05-030.1.1psibi
syslog80.00Decode RFC 3164 and RFC 5424 syslog message formats (bsd3, data, library)2024-02-140.1.0.0l3c_amartin
system-command80.01A replacement for System.Exit and System.Process (bsd3, library, system)2014-03-050.0.10TonyMorris
system-error180.01Error reporting functions (bsd3, library, system)2018-03-061.0.0consus
system-gpio90.01GPIO wrapper libary for Raspberry Pi (bsd3, library, system)2013-02-200.0.2KennyLu
system-inotify (deprecated)50.01Binding to Linux's inotify interface (bsd3, deprecated, library, system)2008-03-210.1AdamLangley
system-lifted50.02Lifted versions of System functions. (bsd3, library, program, system)2014-05-300.2.0.1jcristovao
system-linux-proc150.01A library for accessing the /proc filesystem in Linux (bsd3, library, system)2021-10-070.1.1.1ErikDeCastroLopo
system-locale70.01Get system locales (bsd3, library, unknown)2018-07-100.3.0.0cocreature
system-posix-redirect130.02A toy module to temporarily redirect a program's stdout. (bsd3, library, system)2013-11-141.1.0.1EdwardYang, LiyangHu
system-random-effect150.01Random number generation for extensible effects. (bsd3, effect, library, system)2014-11-260.4.1.3ClarkGaebel
system-time-monotonic120.02Simple library for using the system's monotonic clock (bsd3, library, system)2012-08-070.2JoeyAdams
system-util50.01Various system utils lifted to EitherT (bsd3, library, system)2014-05-300.2jcristovao
system-uuid320.07Bindings to system UUID functions. (bsd3, library, system)2011-11-232.1.1JasonDusek
systemd1080.03Systemd facilities (Socket activation, Notify) (bsd3, library, system)2020-04-232.3.0erebe
systemd-api120.01systemd bindings (bsd3, library, system)2024-02-130.1.0.1andrewthad, l3c_amartin
systemstats50.01An application that regularly logs system stats for later analysis (bsd3, program, web)2016-07-040.1.0.0savannidgerinel
syz330.06Scrap Your Zippers (bsd3, generics, library)2010-07-270.2.0.0MichaelAdams
t-regex70.01Matchers and grammars using tree regular expressions (bsd3, data, library)2015-02-170.1.0.0AlejandroSerrano
t3-client100.01tic-tac-toe Rexports for client (bsd3, game, library)2016-04-030.2.0.0jxv
t3-game210.02tic-tac-toe core (bsd3, game, library)2016-04-032.0.0jxv
t3-server70.01tic-tac-toe server (bsd3, game, library)2016-04-030.2.0jxv
ta60.01Transito Abierto: convenience library when using Takusen and Oracle. (bsd3, database, library)2010-09-170.1LeonelFonseca
table-layout502.02Format tabular data as grid or table. (bsd3, library, program, text)2023-11-171.0.0.0muesli4
tableaux90.01An interactive theorem prover based on semantic tableaux (bsd3, program, theorem-provers)2023-07-210.3PedroVasconcelos
tables (deprecated)122.02In-memory storage with multiple keys using lenses and traversals (bsd3, data, deprecated, lenses, library)2015-01-120.4.1.1EdwardKmett, TimDixon
tablestorage100.01Azure Table Storage REST API Wrapper (api, bsd3, database, library, web)2012-12-220.2.1.0PhilFreeman
tabloid180.01View the output of shell commands in a table (bsd3, program, system)2009-05-010.47SvenHeyll
tabs50.01Indents source files (bsd3, library, program, unclassified)2018-02-220.1.0.0ThomasEding
tabular580.05Two-dimensional data tables with rendering functions (bsd3, library, text)2020-09-010.2.2.8BenGamari, EricKow, PeterSimons
taco90.01Tensor Algebra COmpiler (bsd3, library, numeric)2018-03-04ocramz
taffybar692.01A desktop bar similar to xmobar, but with more GUI (bsd3, library, program, system)2023-07-284.0.1TristanRavitch, eyevanmalicesun
tag-bits100.03Provides access to the dynamic pointer tagging bits used by GHC. (bsd3, concurrency, library)2012-09-100.1.1.2EdwardKmett
tag-stream80.01streamlined html tag parser (bsd3, library, web)2011-11-060.2.1YiHuang
tagged4202.0361Haskell 98 phantom types to avoid unsafely passing dummy arguments (bsd3, data, library, phantom-types)2023-08-080.8.8EdwardKmett, ryanglscott
tagged-exception-core60.02Reflect exceptions using phantom types. (bsd3, control, error-handling, exceptions, failure, library, monad, monads, phantom-types)2016-02-022.2.0.0PeterTrsko
tagged-identity220.01Trivial monad transformer that allows identical monad stacks to have different types (bsd3, control, library)2023-07-050.1.4mrkkrp
tagged-list50.01Lists tagged with a type-level natural number representing their length. (bsd3, data, library)2011-10-211.1GregoryCrosswhite
tagged-th50.03QuasiQuoter and Template Haskell splices for creating proxies at higher-kinds (bsd3, library, phantom-types, template-haskell)2011-11-270.1NicolasFrisby
tagged-transformer470.04Monad transformer carrying an extra phantom type tag (bsd3, data, library, phantom-types)2022-05-080.8.2EdwardKmett, MatveyAksenov, ryanglscott
tagging100.01Library for tagging data (bsd3, data, library)2010-11-250.1JosephRe
taggy290.04Efficient and simple HTML/XML parsing library (bsd3, library, program, text, web)2017-12-210.2.1AlpMestanogullari, vi
taggy-lens140.04Lenses for the taggy html/xml parser (bsd3, library, text, web)2014-07-150.1.2AlpMestanogullari, vi
taglib-api110.01An FFI layer over TagLib's C bindings (audio, bsd3, library)2013-05-240.1.1.3KyleCarter
tagset-positional170.05Positional tags and tagsets (bsd3, library, natural-language-processing)2018-09-190.3.1JakubWaszczuk
tagshare110.02TagShare - explicit sharing with tags (bsd3, control, library)2012-08-010.0JonasDuregard
tagsoup2442.594Parsing and extracting information from (possibly malformed) HTML/XML documents (bsd3, library, xml)2019-05-010.14.8NeilMitchell
tagsoup-megaparsec52.01A Tag token parser and Tag specific parsing combinators (bsd3, library, xml)2016-08-030.2.0.0kseo
tagsoup-navigate170.00Tagsoup Navigate (bsd3, library, test)2020-03-100.1.0.7TonyMorris
tagsoup-parsec140.03Tokenizes Tag, so [ Tag ] can be used as parser input. (bsd3, library, xml-)2011-11-290.0.8JohnnyMorrice, OzgunAtaman
tagsoup-selection70.04Selecting subtrees from TagSoup's TagTrees using CSS selectors (bsd3, library, text)2016-09-180.1.0.1siracusa
tagstew50.00Black magic tagsoup (bsd3, library, program, text)2020-09-200FumiakiKinoshita
tagstream-conduit500.08streamlined html tag parser (bsd3, conduit, library, web)2020-06-030.5.6MichaelSnoyman, YiHuang
tagtree300.01Hierarchical Tags & Tag Trees (bsd3, library, web)2023-11-130.1.0.1sridca
tahoe-chk50.03The Tahoe-LAFS' Content-Hash-Key (CHK) cryptographic protocol. (bsd3, cryptography, library, parsers, program, security)2023-10-020.2.0.0jcalderone
tahoe-directory70.01Tahoe-LAFS directory-like abstraction for collections of data objects. (bsd3, cryptography, library, parsers, security)2023-08-170.1.0.0jcalderone
tahoe-great-black-swamp80.01An implementation of the "Great Black Swamp" LAFS protocol. (bsd3, cryptography, distributed-computing, filesystem, library, network, network-apis, program, security, service, storage, web)2023-11-060.4.0.1jcalderone
tahoe-ssk50.02An implementation of the Tahoe-LAFS SSK cryptographic protocols (bsd3, cryptography, library, parsers, program, security)2023-10-100.3.0.0jcalderone
tai60.01Support library to enable TAI usage on systems with time kept in UTC. (bsd3, library, system, time)2017-04-260davean
takedouble50.00duplicate file finder (bsd3, library, program, utilities)2022-06-260.0.2.0ShaeErisson
takusen-oracle100.01Database library with left-fold interface for Oracle. (bsd3, database, library)2016-11-080.9.4.1PavelRyzhov
tamper440.01Blaze-style HTML templates as a Monad Transformer. (bsd3, library, text)2020-01-130.4.2.3TobiasDammers
tangle140.00Heterogenous memoisation monad (bsd3, data-structures, library, monad, program)2021-11-080.1FumiakiKinoshita
tapioca60.00A tasty enhancement to cassava for easy csv exporting (bsd3, csv, library, text, web)2019-02-030.1.1.0cfraz89
tar3920.053Reading, writing and manipulating ".tar" archive files. (bsd3, codec, library)2024-03-070.6.2.0BjornBringert, DuncanCoutts, HerbertValerioRiedel, davean, Bodigrim, topos
tar-bytestring252.252Reading, writing and manipulating ".tar" archive files. (bsd3, codec)2020-04-070.6.3.2maerwald
tardis362.05Bidirectional state monad transformer (bsd3, control, library)2024-01-160.5.0DanBurton
tart102.00Terminal Art (bsd3, graphics, library)2020-11-200.3JonathanDaugherty
task70.01A command line tool for keeping track of tasks you worked on (bsd3, network, program)2012-03-220.0.1SeanSeefried
task-distribution90.00Distributed processing of changing tasks (bsd3, distributed-computing, library, program)2016-03-170.1.0.3axm
taskell390.00A command-line kanban board/task manager (bsd3, command-line-tools, library, program)2021-08-261.11.4smallhadroncollider
tasty-ant-xml1110.05Render tasty output to XML for Jenkins (bsd3, library, testing)2023-09-251.1.9AndreasAbel, OliverCharles
tasty-autocollect240.00Autocollection of tasty tests. (bsd3, library, program, testing)2023-12-260.4.2brandonchinn178
tasty-bdd70.01BDD tests language and tasty provider (bsd3, library, test)2020-08-050.1.0.1PaoloVeronelli
tasty-coverage90.00Ingredient for tasty which generates per-test coverage reports (bsd3, library, testing)2023-09-150.1.3.0DavidBinder
tasty-fail-fast140.03Adds the ability to fail a tasty test suite on first test failure (bsd3, library, web)2017-11-090.0.3MichaelXavier
tasty-focus180.01Simple focus mechanism for tasty (bsd3, library, testing)2020-12-281.0.1jonascarpay
tasty-grading-system50.01Grade your tasty-testsuite. (bsd3, library, testing)2023-09-100.2.0.0fendor
tasty-groundhog-converters50.01Tasty Tests for groundhog converters (bsd3, library, test------------------------)2016-03-180.1.0scottmurphy09
tasty-hedgehog2852.014Integration for tasty and hedgehog. (bsd3, library, testing)2023-08-071.4.0.2mbg, qfpl, GeorgeWilson
tasty-hedgehog-coverage (deprecated in favor of hedgehog)50.01Coverage tracking for Hedgehog Property-Based Testing via Tasty. (bsd3, deprecated, library, testing)2018-06-290.1.0.0schalmers, qfpl
tasty-hspec1570.06Hspec support for the Tasty test framework. (bsd3, library, testing)2023-04-261.2.0.4RomanCheplyaka, mitchellwrosen, iduhetonas
tasty-hunit-adapter130.01Use existing HUnit tests with tasty (bsd3, library, testing)2015-10-171.1JanStolarek
tasty-integrate60.01automated integration of QuickCheck properties into tasty suites (bsd3, program, testing)2014-02-020.0.1jfeltz
tasty-jenkins-xml60.01Render tasty output to both console and XML for Jenkins (bsd3, library, testing)2017-03-040.2.0.0MatejKollar, PeterTrsko, TomasJanousek
tasty-laws60.01Test common laws (bsd3, library, testing)2015-09-070.3.1jdnavarro
tasty-leancheck152.02LeanCheck support for the Tasty test framework. (bsd3, library, testing)2021-06-150.0.2rudymatela
tasty-lens70.01Tasty TestTrees for Lens validation (bsd3, lenses, library, testing)2015-09-230.3.1jdnavarro
tasty-mgolden50.01Golden testing provider for tasty with muti-line diff output (bsd3, library, program, testing)2020-09-270.0.2mbj
tasty-papi150.00Bencmarking using instruction counting (benchmarking, bsd3, development, performance, testing)2024-01-060.1.2.0AlexeyKhudyakov
tasty-program220.01Use tasty framework to test whether a program executes correctly (bsd3, library, testing)2023-05-171.1.0JanStolarek
tasty-quickcheck-laws180.01Pre-built tasty trees for checking lawful class properties using QuickCheck (bsd3, library, program, quickcheck, tasty, testing)2019-02-160.0.3nbloomf
tasty-rerun1270.04Rerun only tests which failed in a previous test run (bsd3, library, testing)2023-09-101.1.19AndreasAbel, OliverCharles, Bodigrim
tasty-test-reporter520.02Producing JUnit-style XML test reports. (bsd3, library, testing)2020-10-250.1.1.4stoeffel, JasperWoudenberg
tasty-test-vector50.00Test vector support for tasty. (bsd3, library, testing)2018-12-180davean
tasty-th660.07Automatic tasty test case discovery using TH (bsd3, library, testing)2017-04-100.1.7BennoFuenfstueck
tasty-travis170.01Fancy Travis CI output for tasty tests. (bsd3, library, testing)2018-09-110.2.0.2MerijnVerstraaten
tasty-wai140.01Test 'wai' endpoints via Test.Tasty (bsd3, library, testing, web)2022-07-270.1.2.0schalmers, qfpl, GeorgeWilson
tateti-tateti50.01Meta tic-tac-toe ncurses game. (bsd3, game, program)2015-11-240.1.0.1alvare
tau150.02Tau, the ratio between any circle's circumference and radius. (bsd3, library, math)2013-06-286.2831BrentYorgey
tcache-AWS50.01tcache using Amazon Web Services as default persistence mechanism (bsd3, database, library)2013-11-240.0.1AlbertoCorona
tccli60.01TokyoCabinet CLI interface (bsd3, database, program)2010-06-060.0.1JaroslavGridin
tce-conf150.01Very simple config file reading (bsd3, configuration, library, program)2016-10-101.3DinoMorelli
tcod-haskell72.01Bindings to libtcod roguelike engine (bsd3, game, library)2019-12-190.3.0.0NCrashed
tconfig130.02Simple text configuration file parser library. (bsd3, library, parsing)2013-09-090.5.2AnthonyGrimes, MariusGhita
tcp50.01A purely functional TCP implementation (bsd3, library, network)2009-04-070.0.2DonaldStewart
tcp-streams360.05One stop solution for tcp client and server with tls support. (bsd3, library, network)2019-01-211.0.1.1winterland
tcp-streams-openssl180.01Tcp streams using openssl for tls support. (bsd3, library, network)2017-07-261.0.1.0winterland
tdd-util120.01Test framework wrapper (bsd3, library, testing)2013-11-090.3.0.1ByronJohnson
tdigest1252.011On-line accumulation of rank-based statistics (bsd3, library, numeric)2023-04-110.3phadej
tdigest-Chart80.01Chart generation from tdigest (bsd3, graphics, library, numeric)2018-04-130.2phadej
tdlib110.00complete binding to the Telegram Database Library (bsd3, library, web)2020-06-050.3.0Poscat
tdlib-gen90.01Codegen for TDLib (bsd3, codegen, library, program)2020-06-070.4.0Poscat
tdlib-types80.01Types and Functions generated from tdlib api spec (bsd3, library, web)2020-06-080.4.0Poscat
tdoc200.01TDoc is a typed document builder with support for (X)HTML (bsd3, library, text, web)2017-07-240.4.7NicolasPouillard
tehepero80.00Prettier error (bsd3, control, library)2020-06-030FumiakiKinoshita
telegram-api342.02Telegram Bot API bindings (bsd3, library, web)2018-01-220.7.2.0klappvisor
telegram-bot70.00Telegram Bot microframework for Haskell (bsd3, library, program, web)2016-12-280.5.4.0akru
telegram-bot-api220.01Easy to use library for building Telegram bots. Exports Telegram Bot API. (bsd3, library, web)2024-02-067.0swamp_agr
telegram-bot-simple520.03Easy to use library for building Telegram bots. (bsd3, library, web)2024-02-060.13NickolayKudasov, swamp_agr
telegram-raw-api70.00Servant bindings to the Telegram bot API (bsd3, library, web)2020-04-230.3.0Poscat
telegram-types120.01Types used in Telegram bot API (bsd3, library, web)2020-06-060.4.1Poscat
telegraph120.00Binding to the telegraph API (bsd3, library, web)2021-02-101.2.0Poscat
teleshell40.01Telnet client and other things (bsd3, library, software)2017-05-300.1.0.0andrewthad
tell80.01The MonadTell class and related monad transformers. (bsd3, control, library)2021-09-060.1lightandlight
tempered140.00A dead-simple shell interpolation templating utility (bsd3, library, program, templating)2017-04-290.2.0ChrisPenner
tempi100.00For representing musical tempi (bsd3, language, library)2021-09-291.0.2.1dktr0
template330.011Simple string substitution (bsd3, library, text)2014-10-180.2.0.10JohanTibell, PeterTrsko
template-default100.01declaring Default instances just got even easier (bsd3, data, library)2016-06-030.1.2DanielWagner, GregoryCollins
template-haskell1592.251740Support library for Template Haskell (bsd3, library, template-haskell)2023-10-102.21.0.0AustinSeipp, BenGamari, HerbertValerioRiedel, IanLynagh
template-haskell-optics110.00Optics for template-haskell types (bsd3, data, lenses, library, optics)2023-11-160.3AdamGundry, AndresLoeh, phadej, arybczak
template-hsml90.01Haskell's Simple Markup Language (bsd3, library, template, templating, web)2012-08-300.2.0.3PetrPilar
template-yj50.01Process template file (bsd3, library, text)2015-10-300.0.0.2YoshikuniJujo
tempo110.00Command-line tool to log time-tracking information into JIRA Tempo plugin (bsd3, library, na, program)2016-04-100.1.0.0trubeko
tempodb190.01A small Haskell wrapper around the TempoDB api. (bsd3, database, library)2014-03-200.2.2.5ParnellSpringmeyer
temporal-csound160.01library to make electronic music, brings together temporal-music-notation and csound-expression packages (bsd3, library, music, sound)2015-03-050.4.3.1AntonKholomiov
temporal-media320.09data types for temporal media (bsd3, library, media, music)2018-04-210.6.3AntonKholomiov
temporal-music-notation330.05music notation (bsd3, library, music)2015-07-060.4.1AntonKholomiov
temporal-music-notation-demo190.01generates midi from score notation. (bsd3, library, music)2013-11-010.4.0AntonKholomiov
temporal-music-notation-western160.02western music notation (bsd3, library, music)2013-11-010.4.0AntonKholomiov
temporary2280.0223Portable temporary file and directory support (bsd3, library, system, utils)2018-04-101.3MateuszKowalczyk, MaxBolingbroke, RomanCheplyaka
temporary-rc (deprecated in favor of temporary)330.05Portable temporary file and directory support for Windows and Unix, based on code from Cabal (bsd3, deprecated, library, system, utils)2014-05-091.2.0.3AndrewFarmer, RomanCheplyaka
temporary-resourcet280.03Portable temporary files and directories with automatic deletion (bsd3, library, system, utils)2018-08-110.1.0.1ThomasTuegel
tempus60.01Interpreter for the FRP language Tempus (bsd3, compilers-interpreters, frp, language, program)2011-08-310.1.0MatthiasReisner
tensor-safe62.00Create valid deep neural network architectures (ai, bsd3, dependent-types, language, library, program)2019-05-030.1.0.1leopiney
tensors180.01Tensor in Haskell (bsd3, library)2021-01-260.1.5leptonyu
termbox270.02termbox (bsd3, library, user-interfaces)2023-11-152.0.0.1mitchellwrosen
termbox-banana200.00termbox + reactive-banana (bsd3, library, user-interfaces)2023-11-062.0.0mitchellwrosen
termbox-bindings100.00Bindings to the Termbox library (bsd3, library, program, text)2015-05-100.1.0.5lcfrs
termbox-bindings-c130.01termbox bindings (bsd3, library, user-interfaces)2023-11-150.1.0.1mitchellwrosen
termbox-bindings-hs120.01termbox bindings (bsd3, library, user-interfaces)2023-11-151.0.0mitchellwrosen
termbox-tea110.00termbox + The Elm Architecture (bsd3, library, user-interfaces)2023-11-061.0.0mitchellwrosen
terminal160.02Portable terminal interaction library (bsd3, library, terminal)2019-02-100.2.0.0LarsPetersen
terminal-progress-bar852.256A progress bar in the terminal (bsd3, library, system, user-interfaces)2023-06-100.4.2RoelVanDijk
terminal-punch170.00Simple terminal-based time tracker (bsd3, program, utils)2019-11-110.1.3EmilAxelsson
terminal-size2692.539Get terminal window height and width (bsd3, library, system)2023-03-130.3.4MatveyAksenov
termination-combinators50.01Termination combinators for forcing non-terminating algorithms to terminate (bsd3, language, library)2011-09-190.1MaxBolingbroke
terminfo1100.024Haskell bindings to the terminfo library. (bsd3, library, user-interfaces)2023-02-220.4.1.6BenGamari, JudahJacobson
terminfo-hs200.02A pure-Haskell (no FFI) module for accessing terminfo databases (bsd3, library, system, terminal)2018-07-060.2.1.1BryanRichter
termonad492.50Terminal emulator configurable in Haskell (bsd3, library, program, text)2024-02-044.6.0.0cdepillabout
terntup42.01a ternary library (bsd3, library, math)2016-01-160.0.1mcandre
tesla230.00Tesla API client. (bsd3, library, web)2023-04-170.7.4.0dustin
test-fixture222.251Test monadic side-effects (bsd3, library, test)2017-10-300.5.1.0jxv, lexi_lambda
test-framework1590.057Framework for running and organising tests, with HUnit and QuickCheck support (bsd3, library, testing)2017-12-300.8.2.0BenGamari, BryanOSullivan, EricMertens, HerbertValerioRiedel, MaxBolingbroke
test-framework-doctest (deprecated in favor of doctest)110.01Test.Framework wrapper for DocTest (bsd3, deprecated, library, testing)2012-06-090.2.1.2SakariJokinen
test-framework-hunit730.035HUnit support for the test-framework package. (bsd3, library, testing)2015-09-040.3.0.2BryanOSullivan, EricMertens, HerbertValerioRiedel, MaxBolingbroke
test-framework-leancheck372.01LeanCheck support for test-framework. (bsd3, library, testing)2021-06-150.0.4rudymatela
test-framework-program110.01Test framework support for running simple test programs. (bsd3, library, testing)2013-05-181.1AdamWick
test-framework-quickcheck (deprecated in favor of test-framework-quickcheck2)200.03QuickCheck support for the test-framework package. (bsd3, deprecated, library, testing)2012-12-040.3.0BryanOSullivan, EricMertens, MaxBolingbroke
test-framework-quickcheck2920.032QuickCheck-2 support for the test-framework package. (bsd3, library, testing)2018-09-030.3.0.5BryanOSullivan, EricMertens, HerbertValerioRiedel, JohanTibell, MaxBolingbroke
test-framework-sandbox190.01test-sandbox support for the test-framework package (bsd3, library, testing)2017-07-030.1.1BenjaminSurma, ikehara, junjihashimoto, yjkmy
test-framework-skip50.01Functions for conveniently marking some of the tests in a suite as being skipped. (bsd3, library, testing)2013-03-051.0GregoryCrosswhite
test-framework-smallcheck (deprecated in favor of tasty-smallcheck)350.01Support for SmallCheck tests in test-framework (bsd3, deprecated, library, testing)2013-02-190.2OliverCharles, RomanCheplyaka
test-framework-testing-feat60.01A test framework provider for testing-feat (bsd3, library, testing)2013-03-280.1.0.1JonathanFischoff
test-framework-th350.07Automagically generate the HUnit- and Quickcheck-bulk-code using Template Haskell. (bsd3, library, testing)2012-12-020.2.4OscarFinnsson
test-framework-th-prime180.01Template Haskell for test framework (bsd3, library, testing)2017-09-110.0.10KazuYamamoto
test-invariant310.02Provide common invariants to be checked with QuickCheck (bsd3, library, testing)2015-05-220.4.5.0knupfer
test-karya120.00Testing framework. (bsd3, haskell, library, program, test)2018-10-010.0.3EvanLaforge
test-pkg80.01Just tests Hackage (bsd3, library, testing-hackage)2014-04-090.3.0.0IavorDiatchki
test-sandbox330.06Sandbox for system tests (bsd3, library, testing)2021-10-260.1.9BenjaminSurma, ikehara, junjihashimoto, yjkmy
test-sandbox-compose70.01Lightweight development enviroments using test-sandbox (bsd3, library, program, testing)2015-03-180.1.3junjihashimoto
test-sandbox-hunit220.01HUnit convenience functions for use with test-sandbox (bsd3, library, testing)2021-10-260.1.3BenjaminSurma, ikehara, junjihashimoto, yjkmy
test-sandbox-quickcheck170.01QuickCheck convenience functions for use with test-sandbox (bsd3, library, testing)2015-02-090.1.0BenjaminSurma, ikehara, junjihashimoto, yjkmy
test-simple190.01Simple Perl inspired testing (bsd3, library, testing)2016-11-140.1.9BorisSukholitko
testing-feat430.04Functional Enumeration of Algebraic Types (bsd3, library, testing)2022-08-151.1.1.1BrentYorgey, JonasDuregard
testpattern50.01Display a monitor test pattern (bsd3, graphics, program)2008-08-310.1DonaldStewart
tetris140.01A 2-D clone of Tetris (bsd3, game, program)2008-12-220.27178GwernBranwen
texrunner110.02Functions for running Tex from Haskell. (bsd3, library, system)2023-07-100.0.1.3BrentYorgey, cchalmers
text-all (deprecated)142.02Everything Data.Text related in one package (bsd3, deprecated, library, text)2018-03-100.4.2Artyom
text-ansi880.04Text styling for ANSI terminals. (bsd3, data, library)2023-10-120.3.0.1mitchellwrosen
text-builder-linear470.01Builder for Text and ByteString based on linear types (bsd3, library, text)2023-11-110.1.2Bodigrim
text-compression282.00A text compression library. (bsd3, data-structures, library)2022-12-090.1.0.25DavidFox, MatthewMosior
text-cp437140.01Conversion of Text to and from CP437 (bsd3, library, text)2019-07-240.2.2clord
text-format790.052Text formatting (bsd3, library, text)2022-11-210.3.2.1AndreasAbel, BryanOSullivan
text-format-heavy172.08Full-weight string formatting library, analog of Python's string.format (bsd3, library, text)2019-09-210.1.5.3IlyaPortnov
text-format-simple150.02Simple text formatting library. (bsd3, library, text)2012-03-221.1.0DmitryBespalov
text-generic-pretty70.01A generic, derivable, haskell pretty printer. (bsd3, generics, library, pretty-printer, text)2016-12-241.2.1joe9
text-icu1662.041Bindings to the ICU library (bsd3, data, library, text)2023-10-040.8.0.4BryanOSullivan, VladimirShabanov, chessai, topos
text-icu-translit190.01ICU transliteration (bsd3, library, text)2014-08-140.1.0.7AntonNikishaev
text-iso86011960.03Converting time to and from ISO 8601 text. (bsd3, library, parsing)2023-06-270.1phadej
text-latin1610.06Latin-1 (including ASCII) utility functions (bsd3, library, text)2018-03-090.3.1MikhailVorozhtsov
text-ldap450.01Parser and Printer for LDAP text data stream (bsd3, library, program, text)2021-09-060.1.1.14KeiHibino
text-lens70.03Lenses for operating over text (bsd3, lens, library)2017-01-290.1.1ChrisPenner
text-lips90.01Monadic parsing combinator library with attention to locations (bsd3, library, parsing, text)2022-09-170.1.0.2MikhailVorozhtsov
text-loc130.01Line-column locations within a text. (bsd3, library, text)2022-09-170.1.1MikhailVorozhtsov
text-locale-encoding150.01Encode and decode Text to/from ByteString using TextEncoding (bsd3, codec, data, library, text)2013-09-100.1.0.2MikhailKuddah
text-markup40.01A data structure for mapping metadata to text subsequences (bsd3, library, text)2016-09-050.1JonathanDaugherty
text-metrics1032.012Calculate various string metrics efficiently (algorithms, bsd3, library, text)2021-12-300.3.2mrkkrp
text-plus50.01Utils for text (bsd3, data, library)2017-08-060.1.0.1AlexanderThiemann
text-postgresql220.01Parser and Printer of PostgreSQL extended types (bsd3, database, library)2018-06-230.0.3.1KeiHibino
text-printer710.07Abstract interface for text builders/printers. (bsd3, library, text)2021-11-070.5.0.2MikhailVorozhtsov
text-region200.01Marking text regions (bsd3, library, text)2018-05-210.3.1.0AlexandrRuchkin
text-register-machine70.01A Haskell implementation of the 1# Text Register Machine (bsd3, language, library)2012-02-090.4.0AdamFoltzer
text-rope1002.257Text lines and ropes (bsd3, library, text)2022-05-220.2Bodigrim
text-short2492.2558Memory-efficient representation of Unicode text strings (bsd3, data, library)2022-01-010.1.5HerbertValerioRiedel, phadej
text-show2132.2557Efficient conversion of values into Text (bsd3, library, text)2023-08-063.10.4ryanglscott
text-show-instances591.251Additional instances for text-show (bsd3, library, text)2023-10-113.9.7ryanglscott
text-time160.02Library for Time parsing from Text into UTCTime (bsd3, data, library)2023-02-020.3.2klangner
text-trie60.01An efficient finite map from Text to values, based on bytestring-trie. (bsd3, data, data-structures, library)2019-04-110.2.5.0lambdamichael
text-utf7200.01UTF-7 encoding/decoding for Data.Text (bsd3, data, library)2014-12-080.1.0.0DanielWright
text-xml-qq40.01Quasiquoter for xml. XML DSL in Haskell. (bsd3, library, text)2010-10-230.1OscarFinnsson
text-zipper1450.011A text editor zipper library (bsd3, library, text)2023-02-040.13JonathanDaugherty
text-zipper-monad60.01Monadic interface to the text-zipper package (bsd3, library, text)2016-08-040.2.0.0kseo
text1270.01Non-empty values of `Data.Text`. (bsd3, data, library)2021-07-180.0.7.4TonyMorris, qfpl, GeorgeWilson
textPlot112.251Plot functions in text. (bsd3, charts, library)2015-10-261.0WilliamMurphy, TomMurphy
textlocal210.01Haskell wrapper for textlocal SMS gateway (bsd3, library, web)2016-12-260.1.0.5psibi
texts (deprecated in favor of formatting)180.02None (bsd3, deprecated, library, unclassified)2014-12-080.4.0
tf-random1452.018High-quality splittable pseudorandom number generator (bsd3, library, random)2014-04-090.5MichalPalka
tfp580.017Type-level integers, booleans, lists using type families (bsd3, library, type-system)2021-03-141.0.2HenningThielemann, PeterGavin
tfp-th60.01Template-Haskell code for tfp (bsd3, library, type-system)2013-05-200.8HenningThielemann
tftp60.01A library for building tftp servers (bsd3, library, network, program)2012-11-190.2SvenHeyll
tga90.02Reading and writing of tga image files (bsd3, graphics, library)2011-07-250.2FinnEspenGundersen, TillmannVogt
th-alpha150.01Alpha equivalence for TH Exp (bsd3, language, library)2016-07-010.2.1.0jkarni
th-bang-compat200.01Compatibility for bang-type template (bsd3, language, library)2019-06-090.0.1.0KeiHibino
th-build90.01More convenient construction of TH ASTs (bsd3, library, template-haskell)2014-06-260.4.0.0DanielSchuessler
th-compat2470.019Backward- (and forward-)compatible Quote and Code types (bsd3, library, text)2022-07-230.1.4ryanglscott
th-constraint-compat290.03Compatibility for type constraint template (bsd3, language, library)2017-10-070.0.1.0KeiHibino
th-context90.02Test instance context (bsd3, library, template-haskell)2016-10-140.24DavidFox
th-data-compat392.05Compatibility for data definition template of TH (bsd3, language, library)2023-12-290.1.3.1KeiHibino
th-deepstrict50.00Check that datatypes are deep strict using Template Haskell. (bsd3, development, library)2024-03-180.1.0.0teo
th-desugar1940.017Functions to desugar Template Haskell (bsd3, library, template-haskell)2023-10-131.16RichardEisenberg, ryanglscott
th-dict-discovery42.01Automatically discover available dictionaries at compile time. (bsd3, language, library)2017-12-270.1.0.0isovector
th-env1012.02Template Haskell splices that expand to an environment variable (bsd3, library, template-haskell)2022-05-230.1.1DmitryDzhus
th-expand-syns2850.020Expands type synonyms in Template Haskell ASTs (bsd3, library, template-haskell)2023-02-010.4.11.0DanielSchuessler, ryanglscott
th-format70.01Template Haskell based support for format strings (bsd3, data, library)2019-11-150.1.3.0mtesseract
th-inline-io-action110.01Simple inline IO action into compiled code using TH (bsd3, development, library)2016-11-180.1.0.1tolysz
th-instances80.01A place to collect orphan instances for Template Haskell (bsd3, language, library)2012-03-020.1.0.14JonathanFischoff
th-kinds100.02Automated kind inference in Template Haskell. (bsd3, library, template-haskell)2017-07-290.2DavidFox, LouisWasserman
th-kinds-fork (deprecated in favor of th-kinds)50.01Automated kind inference in Template Haskell. (bsd3, deprecated, library, template-haskell)2015-11-110.2DavidFox
th-letrec100.01Implicit (recursive) let insertion (bsd3, library, template-haskell)2024-02-130.1.1phadej
th-lift3740.085Derive Template Haskell's Lift class for datatypes. (bsd3, language, library)2023-08-010.8.4IanLynagh, KiYungAhn, MathieuBoespflug, ryanglscott
th-lift-instances2600.061Lift instances for template-haskell for common data types. (bsd3, library, template-haskell)2022-08-230.1.20BennoFuenfstueck
th-nowq302.01Template Haskell splice that expands to current time (bsd3, library, template-haskell)2020-06-030.1.0.5DmitryDzhus
th-orphans2240.028Orphan instances for TH datatypes (bsd3, library, template-haskell)2022-08-210.13.14MichaelSloan, ryanglscott
th-pprint62.01Simplify and render Template Haskell (bsd3, development, library)2018-08-080.2.0.0puffnfresh
th-reify-compat330.01Compatibility for the result type of TH reify (bsd3, language, library)2018-08-260.0.1.5KeiHibino
th-reify-many1820.08Recurseively reify template haskell datatype info (bsd3, library, template-haskell)2021-09-060.1.10MichaelSloan, ryanglscott
th-sccs70.02Binding group analysis in Template Haskell (bsd3, library, template-haskell)2011-07-230.0.0.20110723NicolasFrisby
th-tc70.00Typechecking in Template Haskell (bsd3, library, template-haskell)2019-11-110.2.1.0mniip
th-test-utils240.00Utility functions for testing Template Haskell code (bsd3, library, testing)2022-11-191.2.1brandonchinn178
th-traced50.01Tracing Q monad computation (bsd3, library, template-haskell)2015-08-220.0.1.0HiromiIshii
th-typegraph (deprecated)230.02Graph of the subtype relation (bsd3, deprecated, library, template-haskell)2018-02-021.4DavidFox
thank-you-stars130.00Give your dependencies stars on GitHub! (bsd3, library, program, utils)2022-02-051.0.1y_taka_23
the-snip50.00Command line tool for extracting demarcated snippets from text files. (bsd3, library, program, tool)2022-10-110.1.0.0RobertFischer
themplate190.01Project templating tool (application, bsd3, console, development, program, template)2015-07-081.2BennoFuenfstueck
theoremquest60.01A common library for TheoremQuest, a theorem proving game. (bsd3, formal-methods, game, library, theorem-provers)2011-02-280.0.0TomHawkins
theoremquest-client50.01A simple client for the TheoremQuest theorem proving game. (bsd3, formal-methods, game, program, theorem-provers)2011-02-280.0.0TomHawkins
these3382.566An either-or-both data type. (bsd3, data, library, these)2023-03-141.2JohnWiegley, phadej, cmccann
these-lens310.03Lenses for These (bsd3, data, lens, library, these)2023-03-151.0.1.3phadej
these-optics230.00Optics for These (bsd3, data, library, optics, these)2021-02-251.0.1.2phadej
these-skinny342.04A fork of the 'these' package without the dependency bloat (bsd3, data, library)2022-01-140.7.5chessai
thespian90.01Lightweight Erlang-style actors for Haskell (bsd3, concurrency, library)2011-08-180.999AlexConstandache
thih60.01Typing Haskell In Haskell (bsd3, language, library, program)2008-04-041.0GwernBranwen, ocramz
thimk (deprecated in favor of spelling-suggest)60.01Command-line spelling word suggestion tool (application, bsd3, console, deprecated, program, text)2010-09-130.3.1BartonMassey
thorn90.01Datatype Manipulation with Template Haskell (bsd3, data, generics, library)2013-11-230.2Kinokkory
thread-local-storage320.04Several options for thread-local-storage (TLS) in Haskell. (bsd3, library, system)2018-07-010.2RyanNewton, ryanglscott
thread-utils-context520.01Garbage-collected thread local storage (bsd3, concurrency, library)2023-08-290.3.0.4IanDuncan
thread-utils-finalizers410.01Perform finalization for threads. (bsd3, concurrency, library)2023-05-040.1.1.0IanDuncan
threaded110.01Manage concurrently operating threads without having to spark them (bsd3, concurrent, library)2020-01-130.0.0athanclark
threadmanager120.04(deprecated in favor of 'threads') Simple thread management (bsd3, concurrency, library)2013-07-060.1.7BrianLewis
threads1050.08Fork threads and wait for their result (bsd3, concurrency, library)2023-09-270.5.1.8BasVanDijk, RoelVanDijk, janus
threads-extras190.01Extends the threads package with a bounded thread group (bsd3, library, web)2018-12-310.1.0.3JonathanFischoff
threads-pool130.01A library to operate with pool of haskell's IO threads (bsd3, control, library)2010-11-080.1IlyaPortnov
threadscope712.251A graphical tool for profiling parallel Haskell programs. (bsd3, development, profiling, program, trace)2022-05-100.2.14.1DuncanCoutts, MikolajKonarski, MitsutoshiAoe, SatnamSingh, SimonMarlow
threefish150.03The Threefish block cipher and the Skein hash function for Haskell. (bsd3, codec, cryptography, library, random)2013-12-190.2.6AntonEkblad
threepenny-editors340.01Composable algebraic editors (bsd3, library, web)2018-10-070.5.6.1PepeIborra
threepenny-gui2122.258GUI framework that uses the web browser as a display. (bsd3, gui, library, web)2024-02-080.9.4.1HeinrichApfelmus, sjakobi
threepenny-gui-contextmenu40.00Write simple nested context menus for threepenny-gui. (bsd3, library, program, web)2017-01-240.1.0.0barischj
threepenny-gui-flexbox161.50Flexbox layouts for Threepenny-gui. (bsd3, library, program, web)2017-04-250.4.2barischj
thrist210.02Type-threaded list (bsd3, categories, data-structures, library)2018-11-150.4GaborGreif
throttle (deprecated)190.01None (bsd3, deprecated, library, unclassified)2014-12-083.0.0
throttle-io-stream110.01Throttler between arbitrary IO producer and consumer functions (bsd3, concurrency, library)2017-09-030.2.0.1mtesseract
throttled (deprecated in favor of scheduler)110.01Concurrent processing of a Foldable, throttled by CPU count. (bsd3, concurrency, deprecated, library)2018-08-171.1.0fosskers
throttled-io-loop60.01Loop over an action but throttle it to a certain rate (bsd3, concurrent, library)2016-06-040.1.0.2RobertFischer
through-text100.01Convert textual types through Text without needing O(n^2) instances. (bsd3, data, library)2015-05-070.1.0.0AdamBergmark
thumbnail320.01generate thumbnail image (bsd3, graphics, library)2014-09-090.8.0KatsutoshiItoh
thumbnail-polish50.00Image thumbnail creation (bsd3, graphics, library)2019-12-250.0.1.1alx741, DanielCampoverde
thyme512.017A faster time library (bsd3, data, library, system)2023-03-140.4FumiakiKinoshita, LiyangHu, MateuszKowalczyk, MitsutoshiAoe, haskell_github_trust
tibetan-utils270.03Parse and display tibetan numerals (bsd3, library, web)2022-11-040.1.2.1vmchale
tic-tac-toe40.01Useful if reading "Why FP matters" by John Hughes (bsd3, game, program)2008-03-300.1HristoAsenov
ticker110.01A concurrent utility inspired by Ticker in golang (bsd3, concurrency, library)2017-08-211.0.0syocy
tickle150.02A port of @Data.Binary@ (bsd3, data, library)2018-01-030.0.9TonyMorris, qfpl, GeorgeWilson
tiger80.01Tiger Compiler of Universiteit Utrecht (bsd3, compiler, program)2011-08-151.1.1ArieMiddelkoop
tighttp180.02Tiny and Incrementally-Growing HTTP library (bsd3, library, network)2017-02-090.0.0.10YoshikuniJujo
tile180.01Slippy map tile functionality. (bsd3, data, library)2017-10-260.3.0.0jmc41493
tilings130.01substitution tilings (bsd3, library, math)2011-05-250.1ClaudeHeilandAllen
timberc70.01The Timber Compiler. (bsd3, program, unclassified)2009-05-191.0.3PeterJonsson
time-compat2830.028Compatibility package for time (bsd3, compatibility, library, time)2021-08-301.9.6.1AdamBergmark, DagOdenhall, phadej
time-extras50.01Data instances for the time package (bsd3, library, system)2009-12-231.1.4AshleyYakeley
time-exts170.03Yet another time library (bsd3, library, time)2017-11-283.0.4EnzoHaussecker
time-lens270.01Lens-based interface to Data.Time data structures (bsd3, data, library)2018-01-040.4.0.2RomanCheplyaka
time-locale-compat1272.2550Compatibile module for time-format locale (bsd3, library, system)2018-08-260.1.1.5KeiHibino
time-machine40.01A library to mock the current time. (bsd3, control, library)2017-11-260.1.0y_taka_23
time-parsers180.02Parsers for types in `time`. (bsd3, library, parsing)2023-03-190.2phadej
time-patterns220.01Patterns for recurring events (bsd3, data, library, time)2018-07-020.1.4.3jfmueller
time-qq100.01Quasi-quoter for UTCTime times (bsd3, library, quasiquotes, time)2017-06-070.0.1.0ChristianMarie
time-series-lib (deprecated in favor of timeseries)50.01Library for Time Series processing (bsd3, data, deprecated, library)2016-12-100.1.0klangner
time-units940.024A basic library for defining units of time as types. (bsd3, data, library)2011-03-071.0.0AdamWick
timeit800.08Time monadic computations with an IO base. (bsd3, library, system)2018-02-202.0LennartAugustsson, MerijnVerstraaten
timelens140.01Lenses for the time package (bsd3, development, library)2016-06-300.2.0.2OmariNorman
timeless (deprecated)190.01An Arrow based Functional Reactive Programming library (bsd3, deprecated, development, library)2016-12-091.0.1.2carldong
timeless-tutorials90.00Initial project template from stack (bsd3, library, program, web)2016-12-081.0.0.0carldong
timeline60.00Data type representing a piecewise-constant function over time (bsd3, development, library)2023-03-170.1.0.0jack, chrisdaloisio, Bellroy, kokobd, HughDavidson
timemap120.01 (bsd3, library, unclassified)2018-04-060.0.7athanclark
timeout-control130.01Updatable timeouts as a Monad transformer (bsd3, concurrency, control, library)2015-08-310.2NathanHowell
timeparsers70.01Attoparsec parsers for various Date/Time formats. (bsd3, data, library)2012-11-070.3.2NathanHunter, PhilipWeaver
timeplot1850.01A tool for visualizing time series from log files. (bsd3, graphics, program)2020-05-171.0.33EugeneKirpichov
timeprint80.01Prints timestamps after each line evaluated (bsd3, library, text)2016-06-040.1.0.3leftparen
timer-wheel250.00A timer wheel (bsd3, data, library)2023-10-111.0.0mitchellwrosen
timerep420.022Parse and display time according to some RFCs (RFC3339, RFC2822, RFC822) (bsd3, library, parser, text, time, web)2022-06-132.1.0.0HugoGomes, koral
timers370.03Simple package that implements timers. (bsd3, concurrency, library)2020-08-080.2.0.4PetrPilar
timers-tick300.01tick based timers (bsd3, control, library)2023-04-230.5.0.4fffaaa
timers-updatable90.02timers which are updatable in the remaining time (bsd3, concurrency, library)2011-03-270.2.0.2PaoloVeronelli
timeseries120.01Library for Time Series processing (bsd3, data, library)2016-12-280.4.1klangner
timestamp-subprocess-lines210.01Run a command and timestamp its stdout/stderr lines (bsd3, program, scripting)2016-09-170.1.0.4EyalLotem
timestats80.00A library for profiling time in Haskell applications (bsd3, library, profiling)2023-11-050.1.1FacundoDominguez
timezone-olson600.09A pure Haskell parser and renderer for binary Olson timezone files (bsd3, data, library)2021-12-260.2.1YitzGale
timezone-olson-th180.01Load TimeZoneSeries from an Olson file at compile time. (bsd3, data, library)2022-01-130.1.0.11petterb
timezone-series610.012Enhanced timezone handling for Data.Time (bsd3, data, library)2021-12-260.1.13YitzGale
timezone-unix50.01 (bsd3, library, time)2016-11-251.0AshleyYakeley
timing-convenience200.02Convenient functions for getting times. (bsd3, library, system)2011-11-120.1MikeBurns
tiny-scheduler150.01tiny no-brainer job scheduler (bsd3, library, web)2017-04-220.1.4.3functor_soup
tinyXml80.00A fast DOM parser for a subset of XML (bsd3, library, program, xml)2017-01-090.1.0.2PepeIborra
tinyfiledialogs150.01Wrapper around the 'tiny file dialogs' C library (bsd3, gui, library)2018-02-160.2.1.0mtolly
tinytools82.01tinytools is a monospace unicode diagram editor (bsd3, library, user-interfaces)2023-12-260.1.0.7pdlla, minimaple
tinytools-vty70.00tinytools-vty is a terminal based monospace unicode diagram editing tool (bsd3, graphics, library, program, tinytools)2023-12-260.1.0.7pdlla, minimaple
tip-haskell-frontend70.00Convert from Haskell to Tip (bsd3, library, program, theorem-provers)2015-10-280.2DanRosen
tip-lib110.01tons of inductive problems - support library and tools (bsd3, library, program, theorem-provers)2015-12-150.2.2DanRosen
tiphys160.01Navigating and editing JSON data (bsd3, data, library)2016-01-110.1.1.0llhotka
titlecase232.02Convert English Words to Title Case (bsd3, library, program, text)2017-07-171.0.1PeterSimons, NikitaKaretnikov
tkhs170.01Simple Presentation Utility (bsd3, console)2014-11-110.3.0YusakuHashimoto
tkyprof280.01A web-based visualizer for GHC Profiling Reports (bsd3, development)2015-06-170.2.2.2MitsutoshiAoe
tldr472.00Haskell tldr client (bsd3, cli, library, program, web)2021-10-160.9.2psibi
tls9452.590TLS protocol native implementation (bsd3, library, network)2024-02-182.0.1KazuYamamoto, VincentHanquez, OlivierCheron
tls-debug570.01Set of programs for TLS testing and debugging (bsd3, network, program)2019-10-150.4.8KazuYamamoto, VincentHanquez, OlivierCheron
tls-extra (deprecated in favor of tls)490.021TLS extra default values and helpers (bsd3, deprecated, library, network)2013-10-070.6.6MikhailKuddah, VincentHanquez
tls-session-manager2032.04In-memory TLS session DB and session ticket (bsd3, library, web)2024-02-130.0.5KazuYamamoto, VincentHanquez, OlivierCheron
tmapchan240.02An insert-ordered multimap (indexed FIFO) which consumes values as you lookup (bsd3, library, web)2017-05-140.0.3athanclark
tmapmvar210.03A single-entity stateful Map in STM, similar to tmapchan (bsd3, library, unclassified)2018-03-160.0.4athanclark
tmp-postgres1082.254Start and stop a temporary postgres (bsd3, library, program, web)2019-12-291.34.1.0JonathanFischoff
tmp-proc570.06Run 'tmp' processes in integration tests (bsd3, docker, library, testing)2024-03-150.6.1.0adetokunbo
tmp-proc-example90.00Test a simple service with backends running on docker using tmp-proc (bsd3, docker, library, testing)2024-01-090.6.0.0adetokunbo
tmp-proc-postgres410.01Launch a PostgreSQL database in docker using tmp-proc (bsd3, docker, library, testing)2024-02-290.6.0.1adetokunbo
tmp-proc-rabbitmq360.00Launch RabbitMQ in docker using tmp-proc (bsd3, docker, library, testing)2024-02-290.6.0.1adetokunbo
tmp-proc-redis390.01Launch Redis in docker using tmp-proc (bsd3, docker, library, testing)2024-02-290.6.0.1adetokunbo
tmp-proc-zipkin300.00Launch ZipKin in docker using tmp-proc (bsd3, docker, library, testing, zipkin)2024-02-290.6.0.1adetokunbo
to140.00Simple, safe, boring type conversions (bsd3, control, library)2019-08-181.2.0Artyom
to-haskell50.01A type class and some utilities for generating Haskell code. (bsd3, language, library)2012-10-110.3.0ConalElliott
to-string-class (deprecated)60.05Converting string-like types to Strings. (bsd3, data, deprecated, library)2009-09-220.1.2BasVanDijk
to-string-instances (deprecated)70.01Instances for the ToString class. (bsd3, data, deprecated, library)2009-09-220.2BasVanDijk
toboggan50.00Twitter bot generator (bsd3, library, program, web)2017-04-030.1.0.1
todo160.01A replacement for undefined that gives warnings. (bsd3, debug, library)2022-12-160.2.0.3nyson
todos140.01Easy-to-use TODOs manager. (bsd3, desktop, library, program, utils)2013-01-310.5.3.2IlyaPortnov
tofromxml100.01Reading and writing Haskell data from and to XML (bsd3, library, xml)2014-12-290.1.0.2threetee
tokenize220.04Simple tokenizer for English text. (bsd3, library, natural-language-processing)2015-04-240.3.0GrzegorzChrupala
tokyocabinet-haskell160.04Haskell binding of Tokyo Cabinet (bsd3, database, library)2021-01-310.0.7StephenWeber, TomTsuruhara
tokyotyrant-haskell70.02FFI bindings to libtokyotyrant (bsd3, database, library)2009-05-121.0.1GregoryCollins
tomato-rubato-openal100.01Easy to use library for audio programming. (bsd3, data, library)2015-10-190.1.0.4HeinrichApfelmus
toml60.01 (bsd3, library, unclassified)2014-09-020.1.3seliopou, TomMurphy
toml-reader400.03TOML format parser compliant with v1.0.0. (bsd3, configuration, library, text, toml)2023-06-130.2.1.0brandonchinn178
tomlcheck270.01Command-line tool to check syntax of TOML files (bsd3, data, program, toml)2019-04-270.1.0.40vmchale
toolbox50.00 (bsd3, library, unclassified)2023-09-290.5.0.0melaniebrown
top80.01Top (typed oriented protocol) API (bsd3, library, network)2017-12-120.2.4PasqualinoAssini
topaz50.00Extensible records library (bsd3, library, web)2022-10-110.7.0andrewthad
topograph550.01Directed acyclic graphs. (bsd3, data, graph, library)2022-08-211.0.0.2phadej
torch70.01Simple unit test library (or framework) (bsd3, library, testing)2009-03-100.1YusakuHashimoto
torrent650.01BitTorrent file parser and generater (bsd3, library, network)2023-03-2210000.1.3DavidHimmelstrup, JoeyHess
torsor630.06Torsor Typeclass (bsd3, library, web)2024-02-060.1.0.1andrewthad, l3c_amartin
tostring310.09The ToString class (bsd3, data, library)2015-01-260.2.1.1AdamBergmark, ErikHesselink
total240.02Exhaustive pattern matching using lenses, traversals, and prisms (bsd3, control, library)2020-05-151.0.6GabrielGonzalez
total-alternative170.01Alternative interface for total versions of partial function on the Prelude. (bsd3, library, unclassified)2016-03-110.1.0.1guaraqe
total-map180.01Finitely represented total maps (bsd3, data, library)2019-11-230.1.3ConalElliott
tower (deprecated in favor of numhask)80.01A numeric tower (bsd3, deprecated, library, mathematics)2017-02-210.1.0tonyday567
toxiproxy-haskell80.01Client library for Toxiproxy: a TCP failure testing proxy. (bsd3, library, web)2018-03-100.2.1.0jpittis
toysolver190.04Assorted decision procedures for SAT, SMT, Max-SAT, PB, MIP, etc (algorithms, bsd3, constraints, formal-methods, library, logic, optimisation, optimization, program, smt, theorem-provers)2022-09-170.8.1MasahiroSakai
tpar50.01simple, parallel job scheduling (bsd3, program, system)2016-08-010.1.0.0BenGamari
trace-call50.01functions for logging the arguments and results of function calls (bsd3, debug, library)2011-12-140.1BramSchuur
trace-function-call60.01Easy lightweight tracing of function arguments and results for ad hoc debugging (bsd3, debug, library)2011-12-200.1DaveHinton
traced110.01Simple evaluation trace (bsd3, debug, library)2015-03-083000EdwardKmett, LennartAugustsson, MaxBolingbroke
tracer60.01Tracing utilities for Functor/Applicative/Monad types (bsd3, debug, library)2014-03-220.1knz
tracetree120.03Visualize Haskell data structures as edge-labeled trees (bsd3, development, library)2018-04-060.1.0.2EdskoDeVries
tracing450.02Distributed tracing (bsd3, library, web)2024-01-200.0.7.4mtth
tracing-control72.02Distributed tracing (bsd3, library, web)2022-03-200.0.7.3AlejandroSerrano
trackit240.01A command-line tool for live monitoring (bsd3, development, program)2022-08-230.7.3EmilAxelsson
traction120.01Tools for postgresql-simple. (bsd3, database, library)2019-09-300.4.0MarkHibberd
trade-journal110.00 (bsd3, library, program, unclassified)2020-11-130.0.2JohnWiegley
trajectory60.01Tools and a library for working with Trajectory. (bsd3, library, network-apis, program)2011-12-280.1.0.0MikeBurns
trans-fx-core70.02Monadic effect framework (bsd3, effects, library)2019-05-190.0.1nbloomf
trans-fx-data80.01Monadic effect framework (bsd3, effects, library)2019-05-190.0.1nbloomf
trans-fx-io70.00Monadic effect framework (bsd3, effects, library)2019-05-190.0.1nbloomf
transactional-events40.01Transactional events, based on Concurrent ML semantics (bsd3, control, library)2008-10-100.1.0.0RyanIngram
transf120.01Text transformer and interpreter. (bsd3, compilers-interpreters, library, program, text)2014-08-190.13.1HansHoglund
transfer-db80.00ODBC database transfer (bsd3, database, library, program)2018-03-170.3.1.2mihaigiurgeanu
transformers3182.753483Concrete functor and monad transformers (bsd3, control, library)2023-08-010.6.1.1RossPaterson
transformers-abort210.04Error and short-circuit monad transformers (bsd3, control, library)2020-07-260.6.0.3MikhailVorozhtsov
transformers-base2652.0400Lift computations from the bottom of a transformer stack (bsd3, control, library)2021-08-010.4.6MikhailVorozhtsov
transformers-bifunctors152.05Bifunctors over monad transformers. (bsd3, control, functors, library)2017-07-160.1JacobStanley
transformers-compat4542.0184A small compatibility shim for the transformers library (bsd3, compatibility, library)2022-06-260.7.2EdwardKmett, EricMertens, ryanglscott, chessai, topos
transformers-compose70.03Arrow-like / category-like composition for transformers. (bsd3, control, library, monads)2010-11-010.1AristidBreitkreuz
transformers-continue102.01Control flow data type and monad transformer. (bsd3, control, library)2017-03-160.0.1nhibberd
transformers-convert60.01Sensible conversions between some of the monad transformers (bsd3, control, library)2014-05-300.2.0.0jcristovao
transformers-eff80.01An approach to managing composable effects, ala mtl/transformers/extensible-effects/Eff (bsd3, control, library)2018-03-220.2.1.0OliverCharles
transformers-either400.03An Either monad transformer (bsd3, library, system)2023-05-270.1.4lambda_foo
transformers-except1650.00An Except monad transformer with (bsd3, library, system)2023-05-270.1.4lambda_foo
transformers-fix212.01Monad transformer for evaluating to a fixpoint (bsd3, library, system)2018-03-101.0TimHumphries
transformers-free (deprecated in favor of free)120.04Free monad transformers (bsd3, control, deprecated, library)2012-11-011.0.1GabrielGonzalez
transformers-lift102.03Ad-hoc type classes for lifting (bsd3, control, library)2019-05-230.2.0.2int_index
transformers-runnable50.01A unified interface for the run operation of monad transformers (bsd3, control, library)2012-10-120.1.0.0JanBessai
transformers-supply80.01Supply applicative, monad, applicative transformer and monad transformer. (bsd3, library, system)2013-07-050.1.0MerijnVerstraaten
transient-universe-tls50.01transient with secure communications (bsd3, library, network)2018-04-150.1.1.0AlbertoCorona
translate60.01Haskell binding to Google's AJAX Language API for Translation and Detection (bsd3, library, text)2010-01-242010.1.24JinjingWang
trasa-extra50.00Extra functions for trasa (bsd3, library, web)2019-07-160.1.0.0goolord
trasa-form100.00generate forms using lucid, ditto and trasa (bsd3, library, web)2022-08-210.4.1goolord
traverse-code70.00General data structure lifting for Template Haskell (bsd3, language, library)2022-01-230.1.1.1dfeuer
travis-meta-yaml70.00.travis.yml preprocessor (bsd3, development, library, program)2015-08-100.1.0.0phadej
travis-pogodi150.00A better travis_wait (bsd3, development, library, program, web)2017-07-120.1.0dbushev
trawl50.01A tool for finding haddocks (bsd3, development, program)2015-08-160.1.0.0bmjames
traypoweroff70.01Tray Icon application to PowerOff / Reboot computer (application, bsd3, program)2010-04-081.0.0LuisCabellos
tree-monad210.03Non-Determinism Monad for Tree Search (bsd3, control, library, monads)2022-07-140.3.2SebastianFischer, nbu
tree-render-text90.00Configurable text rendering of trees. (bsd3, data, library)2020-01-060.4.0.0ThomasEding
tree-sitter470.013Unstable bindings for the tree-sitter parsing library. (bsd3, library, parsing, tree-sitter)2022-04-120.9.0.3patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-c-sharp50.00Tree-sitter grammar/parser for C# (bsd3, c#, csharp, library, tree-sitter)2022-04-120.1.0.1robrix
tree-sitter-go360.00Tree-sitter grammar/parser for Go (bsd3, go, library, tree-sitter)2022-04-120.5.0.3patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-haskell390.00Tree-sitter grammar/parser for Haskell (with GHC extensions) (bsd3, haskell, library, tree-sitter)2022-04-120.3.0.2patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-java420.00Tree-sitter grammar/parser for Java (bsd3, java, library, tree-sitter)2022-04-120.7.0.3patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-json410.00Tree-sitter grammar/parser for JSON (bsd3, json, library, tree-sitter)2022-04-120.7.0.3patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-ocaml40.00Tree-sitter grammar/parser for OCaml (bsd3, library, ocaml, tree-sitter)2022-04-120.1.0.1robrix
tree-sitter-php340.00Tree-sitter grammar/parser for PHP (bsd3, library, php, tree-sitter)2022-04-120.5.0.2patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-python370.00Tree-sitter grammar/parser for Python (bsd3, library, python, tree-sitter)2022-04-120.9.0.4patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-ql310.00Tree-sitter grammar/parser for QL (bsd3, library, ql, tree-sitter)2022-04-120.1.0.5patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-ruby460.00Tree-sitter grammar/parser for Ruby (bsd3, library, ruby, tree-sitter)2022-04-120.5.0.4patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-rust140.00Tree-sitter grammar/parser for Rust (bsd3, library, rust, tree-sitter)2022-04-120.1.0.2patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-tsx460.00Tree-sitter grammar/parser for TSX (bsd3, library, tree-sitter, typescript)2022-04-120.5.0.3patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-sitter-typescript290.00Tree-sitter grammar/parser for TypeScript (bsd3, library, tree-sitter, typescript)2022-04-120.5.0.3patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey, beka
tree-view380.07Render trees as foldable HTML and Unicode art (bsd3, data, library)2021-02-200.5.1EmilAxelsson
treemap-html (deprecated)40.02Generates HTML for Data.Tree as TreeMap (bsd3, deprecated, graphics, library)2010-03-050.1RadoslavDorcik
treemap-html-tools (deprecated)60.01Treemap related commands for producing foldable TreeMap HTML. (bsd3, deprecated, graphics, library, program)2010-03-060.2RadoslavDorcik
treeviz290.01Visualization of computation decomposition trees. (algorithm-visualization, bsd3, library)2015-10-182.0.3DavidBanas
trek110.01 (bsd3, library, unclassified)2020-05-210.0.1.0ChrisPenner
trek-app40.00A PostgreSQL Database Migrator (bsd3, database, library, program)2020-07-130.1.0.0JonathanFischoff
trek-db40.01A PostgreSQL Database Migrator (bsd3, database, library)2020-07-130.1.0.0JonathanFischoff
trek-lens130.00 (bsd3, library, unclassified)2020-05-210.0.1.0ChrisPenner
trhsx (deprecated in favor of hsx)70.01Deprecated (bsd3, deprecated, language, library)2008-05-170.2.2GwernBranwen, NiklasBroberg
triangulation90.02triangulation of polygons (bsd3, graphics, library)2011-07-250.3TillmannVogt
trie-simple380.01Simple Map-based Trie (bsd3, data-structures, library)2023-06-080.4.2viercc
tries150.02Various trie implementations in Haskell (bsd3, data, library, tree)2020-03-070.0.6.1athanclark
trifecta2722.544A modern parser combinator library with convenient diagnostics (bsd3, diagnostics, library, logging, parsing, pretty-printer, text)2024-02-072.1.4EdwardKmett, EricMertens, quchen, ryanglscott
trigger90.00Trigger is a cross platform file system watcher for super fast build-and-restart workflows. (bsd3, library, program, web)2017-12-181.0.2.0rhyskeepence
trim50.00A command-line tool for trimming whitespace (bsd3, library, program, text)2019-01-300.1.0.0ndrewtl
triplesec180.01TripleSec is a simple, triple-paranoid, symmetric encryption library (bsd3, cryptography, library)2019-06-270.2.2.1smprts
trivia (deprecated)40.02The trivial monad and comonad (bsd3, control, deprecated, library)2014-03-020.0FumiakiKinoshita
tropical60.01A library for tropical mathematics. (bsd3, library, math)2014-07-130.0.0.2pharpend
true-name250.01Template Haskell hack to violate module abstractions (bsd3, data, library, unsafe)2017-08-240.1.0.3LiyangHu, haskell_github_trust
truelevel80.01Audio file compressor-limiter (bsd3, program, sound)2014-09-210.1.3.1BartonMassey
trurl170.00Haskell template code generator (bsd3, development, library, program)2015-11-240.4.1.0dbushenko
tsession70.02A Transaction Framework for Web Applications (bsd3, library, web)2014-06-220.1FlorianMicheler
tsession-happstack50.01A Transaction Framework for Happstack (bsd3, library, web)2014-06-220.1FlorianMicheler
tsetchan130.01Hides duplicating channels when broadcasting (bsd3, library, web)2017-11-140.0.0athanclark
tslogger240.01Thread-safe logging, with additional interleaving fuzz-testing. (bsd3, library, logging)2017-04-030.2.1.0RyanNewton, peter_fogg
tsp-viz70.01Real time TSP tour visualization. (bsd3, graphics, program)2012-12-100.1.0.0DavidNilsson
tsparse100.01Parses U.S. federal Thrift Savings Plan PDF quarterly statements (bsd3, finance, library)2013-07-310.4.0.0OmariNorman
tsuntsun40.01Interacts with tesseract to ease reading of RAW Japanese manga. (bsd3, natural-language-processing, program)2017-09-030.2.0.0MateuszKowalczyk
tsv2csv190.00Convert tsv to csv (bsd3, library, program, text)2017-04-120.1.0.2mackeyrms
tsweb70.00An API binding Web.Spock to Database.Beam (bsd3, library, program, web)2019-06-210.1.2tsuraan
ttask60.00This is task management tool for yourself, that inspired by scrum. (bsd3, data, library, program)2016-06-100.0.1.0outoftune
ttl-hashtables190.00Extends hashtables so that entries added can be expired after a TTL (bsd3, data, library)2019-09-231.4.1.0erick
ttn120.01Things Tracker Network JSON Types (bsd3, library, web)2020-10-120.2.0.0srk
ttn-client140.00TheThingsNetwork client (bsd3, library, program, web)2021-04-020.2.2.0srk
tuntap50.01Interface to TUN/TAP drivers. (bsd3, library, network)2010-01-070.0.2JohnVanEnk
tuntap-simple52.01A simple tun/tap library (bsd3, library, network)2016-10-090.1.0.0riaqn
tup-functor150.01Homogeneous tuples (bsd3, data, library, program)2014-10-310.3.0.0BalazsKomuves
tuple540.036Various functions on tuples (bsd3, data, library)2014-09-070.3.0.2LennartAugustsson
tuple-append80.01A package to append, sequence and fold items and tuples into new tuples. (bsd3, library, utils)2023-05-280.3.0.0wvanonsem90
tuple-append-instances50.00Extra instances for the typeclasses in the tuple-append package (bsd3, library, utils)2022-07-040.1.0.0wvanonsem90
tuple-fields50.00Access tuple fields using record dot syntax (bsd3, development, library, program)2023-03-230.1.0.0DavidBinder
tuple-gen120.02Enum instances for tuples where the digits increase with the same speed (bsd3, data, library)2012-03-112.0TillmannVogt
tuple-lenses80.01Stock FieldN combos and generators (bsd3, control, library)2013-03-280.1.0.2JonathanFischoff
tuple-ops80.02various operations on n-ary tuples via GHC.Generics (bsd3, data, library)2019-09-170.0.0.3JiasenWu
tuple-th290.04Generate (non-recursive) utility functions for tuples of statically known size (bsd3, data, library, template-haskell)2015-06-280.2.5DanielSchuessler
tupleinstances50.01Functor, Applicative and Monad for n-ary tuples. (bsd3, data, library)2010-03-160.0.1DiegoEcheverri
tuples430.01Small monomorphic tuples (bsd3, data, library)2019-08-290.1.0.0andrewthad, chessai
tuples-homogenous-h98170.03Wrappers for n-ary tuples with Traversable and Applicative/Monad instances. (bsd3, data, library)2013-09-090.1.1.0PetrPudlak
turing-music90.01Plays music generated by Turing machines with 5 states and 2 symbols (bsd3, game, program)2008-10-070.1.1PeterDivianszky
turn-loop160.01Manage multiple turned-based sessions (bsd3, game, library)2018-04-050.1.0jxv
turni290.01shifts scheduling tool (bsd3, commerce, program, scheduling)2011-01-152011.1.15PaoloVeronelli
turtle1762.530Shell programming, Haskell-style (bsd3, library, system)2023-10-161.6.2GabrielGonzalez
turtle-options80.00Collection of command line options and parsers for these options (bsd3, library, program, utils)2016-03-030.1.0.4elaye
tw70.01Trailing Whitespace (bsd3, program, text)2016-11-060.1.0.0lovasko
twain340.00Tiny web application framework for WAI. (bsd3, library, web)2023-04-102.1.2.0alexmingoia
tweak70.01A library for incremental computing (bsd3, control, library)2013-10-050.1.0.1JonathanFischoff
twee430.01An equational theorem prover (bsd3, program, theorem-provers)2022-09-152.4.2NickSmallbone
twee-lib450.01An equational theorem prover (bsd3, library, theorem-provers)2022-09-152.4.2NickSmallbone
tweet-hs650.01Command-line tool for twitter (bsd3, library, program, web)2021-07-251.0.2.3vmchale
twentefp140.01Lab Assignments Environment at Univeriteit Twente (bsd3, education, library)2013-09-020.4.2ChristiaanBaaij
twentefp-eventloop-graphics (deprecated in favor of eventloop)120.04Used as Lab Assignments Environment at the University of Twente (bsd3, deprecated, education, graphics, library)2014-10-140.1.0.4sebaslafleur
twentefp-eventloop-trees130.01Tree type and show functions for lab assignment of University of Twente. Contains RoseTree and RedBlackTree (bsd3, library, unclassified)2016-05-080.1.2.4sebaslafleur
twentefp-graphs (deprecated)90.01Lab Assignments Environment at Univeriteit Twente (bsd3, deprecated, education, library)2015-04-120.1.0.4sebaslafleur
twentefp-number130.03Lab Assignments Environment at Univeriteit Twente (bsd3, education, library)2014-09-160.1.0.2sebaslafleur
twentefp-rosetree (deprecated in favor of twentefp-trees)60.01RoseTree type and show functions for lab assignment of University of Twente. (bsd3, deprecated, library, unclassified)2014-09-090.1.0.1sebaslafleur
twentefp-trees (deprecated in favor of twentefp-eventloop-trees)60.01Tree type and show functions for lab assignment of University of Twente. Contains RoseTree and ParseTree (bsd3, deprecated, library, unclassified)2014-09-220.1.0.2sebaslafleur
twentefp-websockets (deprecated)70.02A fork of the popular websockets package. It is used for the practical assignments of the University of Twente. A sensible and clean way to write WebSocket-capable servers in Haskell. (bsd3, deprecated, library, network)2014-09-160.1.0.1sebaslafleur
twfy-api-client50.00They Work For You API Client Library (api, bsd3, library, program)2017-01-010.1.0.0wiggly
twilio150.01Twilio REST API library for Haskell (bsd3, library, network-apis, web)2018-12-020.3.0.0andrus, bcj
twiml150.01TwiML library for Haskell (bsd3, library, text, web, xml)2018-05-070.2.1.0andrus
twine70.01very simple template language (bsd3, library, text)2011-02-200.1.2JamesSanders
twirp62.00Haskell twirp foundations (bsd3, library, web)2023-01-060.2.2.0patrick_thomson, tclem, rewinfrey
twitchapi80.00Client access to Twitch.tv API endpoints (bsd3, library, web)2022-11-130.0.4wuest
twitter70.01A Haskell-based CLI Twitter client (bsd3, network, program)2008-05-100.1.1ChrisEidhof
twitter-conduit850.03Twitter API package with conduit interface and Streaming API support. (bsd3, conduit, library, web)2021-11-270.6.1TakahiroHimura
twitter-enumerator (deprecated in favor of twitter-conduit)90.01Twitter API package with enumerator interface and Streaming API support. (bsd3, deprecated, enumerator, library, web)2012-03-170.0.3TakahiroHimura
twitter-types410.03Twitter JSON parser and types (bsd3, library, web)2021-11-160.11.0TakahiroHimura
twitter-types-lens280.03Twitter JSON types (lens powered) (bsd3, library, web)2021-11-160.11.0TakahiroHimura
txt (deprecated in favor of text-utf8)151.251Text (bsd3, data, deprecated, library, text)2019-03-150.0.3.0
txt-sushi170.03The SQL link in your *NIX chain (bsd3, console, database, library, program)2013-02-280.6.0KeithSheppard
txtblk70.01Deprecated in favor of eros. (bsd3, library, text)2014-07-040.2.0.1pharpend
ty170.05Typed type representations and equality proofs (bsd3, data, library)2016-02-250.1.7ConalElliott
typalyze90.01Analyzes Haskell source files for easy reference (bsd3, development, program)2008-03-090.1.1MatthewDanish
type80.01Dynamic casting library with support for arbitrary rank type kinds. (bsd3, data)2010-02-090.2.0TopiKarvonen
type-aligned160.06Various type-aligned sequence data structures. (bsd3, data, data-structures, library)2014-12-300.9.6AtzeVanDerPloeg, dfeuer
type-booleans80.03Type-level booleans via type-families (bsd3, library, type-system)2011-11-270.1NicolasFrisby
type-cereal120.03Type-level serialization of type constructors (bsd3, library, type-system)2013-07-310.3NicolasFrisby
type-combinators150.07A collection of data types for type-level programming (bsd3, data, library)2016-06-150.2.4.3KyleCarter
type-combinators-quote60.01Quasiquoters for the 'type-combinators' package. (bsd3, data, library)2016-01-260.1.0.1KyleCarter
type-combinators-singletons90.01Interop between /type-combinators/ and /singletons/. (bsd3, data, library)2018-01-210.2.1.0jle
type-digits120.04Arbitrary-base type-level digits (bsd3, library, type-system)2013-07-310.3NicolasFrisby
type-eq180.04Type equality evidence you can carry around (bsd3, library, type-system)2015-02-100.5AdamBergmark, GaborLehel
type-equality2110.014Data.Type.Equality compat package (bsd3, data, dependent-types, library)2019-09-061ErikHesselink, phadej, ryanglscott
type-equality-check120.02Type equality check (bsd3, data, library)2016-07-210.0.0.4GwernBranwen, WolfgangJeltsch
type-errors592.06Tools for writing better type errors (bsd3, library, type)2023-04-080.2.0.2isovector
type-flip80.04 (bsd3, control, library)2023-12-010.1.0.0YoshikuniJujo
type-fun220.05Collection of widely reimplemented type families (bsd3, dependent-types, library)2021-06-040.1.3AlekseyUymanov
type-functions130.04Emulation of type-level functions (bsd3, library, type-system)2016-07-210.2.0.4WolfgangJeltsch
type-hint630.03Guide type inference with proxy values (bsd3, library, phantom-types)2014-06-170.1MikhailVorozhtsov
type-int70.01Type Level 2s- and 16s- Complement Integers (bsd3, library, type)2012-05-110.5.0.2EdwardKmett
type-interpreter (deprecated)122.01Interpreter for Template Haskell types (bsd3, deprecated, library, template-haskell)2018-04-230.1.4vapourismo
type-level210.018Type-level programming library (bsd3, data, library)2016-07-080.3.0AlfonsoAcosta, HoseinAttarzadeh, LennartAugustsson, ugeorge, ingo
type-level-bst40.01type-level binary search trees in haskell (bsd3, data-structures, dependent-types, library)2014-10-280.1Kinokkory
type-level-integers190.01Provides integers lifted to the type level (bsd3, data, library)2017-04-060.0.1mtesseract
type-level-natural-number260.08Simple type level natural numbers (bsd3, data, library, type-system)2014-03-302.0GregoryCrosswhite
type-level-natural-number-induction60.03High-level combinators for performing inductive operations. (bsd3, data, library, type-system)2012-07-231.0.0.1GregoryCrosswhite
type-level-natural-number-operations60.03Basic operations on type-level natural numbers. (bsd3, data, library, type-system)2010-10-141.0GregoryCrosswhite
type-level-numbers340.03Type level numbers implemented using type families. (bsd3, library, type-system)2022-06-150.1.1.2AlexeyKhudyakov
type-level-sets312.05Type-level sets and finite maps (with value-level counterparts) (bsd3, data-structures, library, type-system)2018-11-290.8.9.0DominicOrchard
type-level-tf100.02Type-level programming library (type families) (bsd3, data, library)2011-10-290.2.1CoreyOConnor
type-list (deprecated)142.04Operations on type-level lists and tuples. (bsd3, data, deprecated, library)2016-06-200.5.0.0mjmrotek
type-natural1292.07Type-level natural and proofs of their properties. (bsd3, library, math)2023-12-271.3.0.1HiromiIshii
type-of-html692.251High performance type driven html generation. (bsd3, html, language, library, text, web)2021-02-061.6.2.0knupfer
type-of-html-static140.01Optimize static parts of type-of-html. (bsd3, html, language, library, text, web)2018-05-020.1.0.2knupfer
type-operators190.02Various type-level operators (bsd3, control, library)2019-03-090.2.0.0Shou
type-ord100.03Type-level comparison operator (bsd3, library, type-system)2013-07-310.3NicolasFrisby
type-ord-spine-cereal70.02Generic type-level comparison of types (bsd3, library, type-system)2012-09-120.2NicolasFrisby
type-prelude50.01Partial port of prelude to the type level. Requires GHC 7.6.1. (bsd3, development, library)2012-09-060.1EtienneLaurin
type-set70.04Type set (bsd3, data, library)2023-12-010.1.0.0YoshikuniJujo
type-sets50.00Type-level sets (bsd3, library, type)2019-08-110.1.1.0isovector
type-settheory100.01Sets and functions-as-relations in the type system (bsd3, language, library, math, type-system)2010-11-030.1.3.1DanielSchuessler
type-spec272.02Type Level Specification by Example (bsd3, library, testing)2019-01-210.4.0.0SvenHeyll
type-spine100.07A spine-view on types (bsd3, library, type-system)2012-09-260.2.20120924NicolasFrisby
type-sub-th70.03Substitute types for other types with Template Haskell (bsd3, language, library)2012-03-080.1.0.6JonathanFischoff
type-unary660.05Type-level and typed unary natural numbers, inequality proofs, vectors (bsd3, data, library)2018-04-210.3.2ConalElliott
typeable-mock150.00Mock functions and expressions anywhere. (bsd3, library, testing)2021-07-050.1.0.1BorisLykah
typeable-th150.01Automatic deriving of TypeableN instances with Template Haskell (bsd3, data, library)2014-10-210.1.5BennoFuenfstueck
typecheck-plugin-nat-simple270.01Simple type check plugin which calculate addition, subtraction and less-or-equal-than (bsd3, compiler-plugin, library)2022-12-220.1.0.9YoshikuniJujo
typed-admin110.00Admin console framework (bsd3, library, web)2019-01-230.1.0.0nakaji_dayo
typed-duration120.01Thread delay and timeout functions with typed arguments (bsd3, concurrency, data, library)2017-07-130.1.1.0OmerAgacan
typed-encoding220.01Type safe string transformations (bsd3, data, library, text)2023-10-090.5.2.3rpeszek
typed-encoding-encoding40.00Bridge between encoding and typed-encoding packages (bsd3, data, library, text)2020-06-010.1.0.0rpeszek
typed-process-effectful152.00A binding of the typed-process library for the effectful effect system. (bsd3, library, system)2023-10-071.0.0.1mmhat
typed-spreadsheet130.01Typed and composable spreadsheets (bsd3, gui, library, program)2020-02-291.1.5GabrielGonzalez
typed-wire-utils100.01Haskell utility library required for code generated by typed-wire compiler (bsd3, library, web)2017-10-040.2.0.0AlexanderThiemann
typedquery110.04Parser for SQL augmented with types (bsd3, database, library)2019-02-010.1.1.2tolysz
typehash240.01Create a unique hash value for a type. (bsd3, library, reflection)2012-03-241.4.0.4LennartAugustsson
typelet100.01Plugin to faciliate type-level let (bsd3, library, plugin)2023-03-060.1.3EdskoDeVries
typelevel-tensor230.02Tensors whose ranks and dimensions type-inferred and type-checked. (bsd3, data, library)2013-02-100.2.1TakayukiMuranushi
typelits-printf220.00Type-safe printf from parsing GHC TypeLits Symbol (bsd3, library, text)2020-02-270.2.0.0jle
typenums350.01Type level numbers using existing Nat functionality (bsd3, data, library)2021-03-230.1.4AdituV
typeof170.01Small script for inferring types (bsd3, development, program)2011-05-040.1.2DonaldStewart, KangyuanNiu
typeparams110.01Lens-like interface for type level parameters; allows unboxed unboxed vectors and supercompilation (bsd3, configuration, data, dependent-types, library, optimization)2015-01-260.0.6MikeIzbicki
typerbole100.01A typesystems library with exaggerated claims (ast, bsd3, educational, lambda-cube, library, type-theory, typechecking, typesystems)2016-07-27Lokidottir
typesafe-endian100.03Enforce endianness with types (bsd3, data, library)2013-07-200.1.0.1JohnEricson
typesafe-precure442.01Type-safe transformations and purifications of PreCures (Japanese Battle Heroine) (acme, bsd3, library)2023-11-120.10.1.2igrep
typograffiti122.01Just let me draw nice text already (bsd3, graphics, library, program)2023-02-170.2.0.1SchellScivally, alcinnz
typson-beam60.00Typson Beam Integration (bsd3, database, library)2020-11-260.1.0.1aaronallen8455
typson-core160.03Type-safe PostgreSQL JSON Querying (bsd3, database, library)2020-11-260.1.0.1aaronallen8455
typson-esqueleto50.00Typson Esqueleto Integration (bsd3, database, library)2020-11-260.1.0.1aaronallen8455
typson-selda40.00Typson Selda Integration (bsd3, database, library)2020-11-260.1.0.0aaronallen8455
typst7660.01Parsing and evaluating typst syntax. (bsd3, library, text)2024-03-140.5.0.2JohnMacFarlane
tyro70.01Type derived JSON parsing using Aeson (bsd3, json, library, text, web)2017-07-080.3.0.0rlupton20
u2f90.01Haskell Universal Two Factor helper toolbox library thing (bsd3, library, web)2018-11-290.1.0.2ebutleriv
ua-parser440.03A library for parsing User-Agent strings, official Haskell port of ua-parser (bsd3, library, web)2022-03-170.7.7.0MichaelXavier, OzgunAtaman
uacpid250.01Userspace Advanced Configuration and Power Interface event daemon (bsd3, program, system)2015-07-011.2DinoMorelli
uber60.01Uber client for Haskell (bsd3, library, network, web)2016-08-030.1.1.0zzat
uberlast50.01Generate overloaded lenses from plain data declaration (bsd3, control, library)2014-11-270.0FumiakiKinoshita
ucd (deprecated)100.01Unicode Character Database — Predicates on characters specified by Unicode (bsd3, data, deprecated, library, text)2020-07-150.0.1.4
ucl110.00Datatype and parser for the Universal Configuration Language (UCL) using libucl (bsd3, configuration, data, library)2022-03-140.2.0.1fgaz
uconv70.01String encoding conversion with ICU (bsd3, codec, library)2008-07-030.0.3AudreyTang
udbus160.03Small DBus implementation (bsd3, library, network)2018-03-070.2.3MichaelSnoyman, VincentHanquez
udbus-model110.01Model API for udbus introspection and definitions (bsd3, library, network)2013-03-100.2.1VincentHanquez
udcode90.01Does a set of code words form a uniquely decodable code? (bsd3, data, library)2009-01-060.2.0.0WaltBaety
udev100.02libudev bindings (bsd3, library, system)2020-01-150.1.1.0LeifWarner, SamTruzjan, eyevanmalicesun
uhc-light250.02Part of UHC packaged as cabal/hackage installable library (bsd3, development, library, program)2018-01-011.1.10.0AtzeDijkstra
uhc-util330.05UHC utilities (bsd3, development, library)2017-12-280.1.7.0AtzeDijkstra, JeroenBransen
uhexdump100.01hex dumper for UTF-8 text (bsd3, program, text)2011-08-070.3EricKow
ui-command100.01A framework for friendly commandline programs (bsd3, development, library, program)2010-11-290.5.4ConradParker
ulid222.00Implementation of ULID - Universally Unique Lexicographically Sortable Identifier (bsd3, codec, data, database, library, program)2022-05-240.3.2.0steven777400, adrian, haskell_github_trust
una190.01Universal un-archiver utility (bsd3, program, utilities)2012-09-062.1.0JohnWiegley
unagi-bloomfilter70.01A fast, cache-efficient, concurrent bloom filter (bsd3, concurrency, library)2018-04-110.1.1.2BrandonSimmons
unagi-chan1362.532Fast concurrent queues with a Chan-like API, and more (bsd3, concurrency, library)2021-12-020.4.1.4BrandonSimmons
unagi-streams330.02Unagi Chan IO-Streams (bsd3, concurrency, io-streams, library)2020-07-300.2.7wraithm, LukeHoersten
unamb510.07Unambiguous choice (bsd3, concurrency, data, library, other)2018-03-160.2.7ConalElliott
unamb-custom60.01Functional concurrency with unamb using a custom scheduler. (bsd3, concurrency, data, library)2008-12-240.13LukePalmer
unbound320.03Generic support for programming with names and binders (bsd3, compilers-interpreters, generics, language, library)2018-10-150.5.1.1BrentYorgey, sweirich
unbound-generics512.07Support for programming with names and binders using GHC Generics (bsd3, language, library)2023-04-270.4.3AlekseyKliger
unbound-kind-generics91.750Support for programming with names and binders using kind-generics (bsd3, language, library)2023-05-220.2.1.1AlejandroSerrano
unbounded-delays1850.021Unbounded thread delays and timeouts (bsd3, concurrency, library)2020-11-240.1.1.1BasVanDijk, RoelVanDijk
unbounded-delays-units50.01Thread delays and timeouts using proper time units (bsd3, library, unclassified)2014-06-040.4jcristovao
unboxed110.00All the standard sum types but strict and unboxed as possible (bsd3, data, library)2019-01-010.1.0.0CarterSchonwald
unboxed-containers100.01Self-optimizing unboxed sets using view patterns and data families (bsd3, data, library)2012-05-100.0.2.4EdwardKmett
unboxed-ref230.02Fast unboxed references for ST and IO monad (bsd3, data, library)2017-07-170.4.0.0winterland, terrorjack
unboxed-references40.00A library for reference cells backed by unboxed-vectors (bsd3, data, library, program)2019-12-160.1.0callanmcgill
unboxing-vector230.03A newtype-friendly variant of unboxed vectors (bsd3, data, data-structures, library)2020-09-270.2.0.0aratamizuki
uncertain130.01Manipulating numbers with inherent experimental/measurement uncertainty (bsd3, library, math)2016-05-220.3.1.0jle
unconstrained (deprecated)180.03Null constraint (bsd3, constraints, deprecated, library)2018-01-250.1.0.2
unescaping-print82.01Tiny package providing unescaping versions of show and print (bsd3, library, text)2018-09-230.1bravit
unfix-binders50.01Unfixing and recursion schemes for data types with binders (bsd3, data, library)2018-10-110.1.0aspiwack
unfoldable330.02Class of data structures that can be unfolded. (bsd3, generics, library)2021-02-241.0.1SjoerdVisscher
unfoldable-restricted100.01An alternative to the Unfoldable typeclass (bsd3, library, unclassified)2017-05-150.0.3athanclark
unfree40.01Simplistic free monad with deriving through UndecidableInstances (bsd3, control, library)2022-10-030.1.0ejconlon
ungadtagger130.01Abstract GADTs from typelevel tags (bsd3, data, library)2012-09-301.0.0AndriyPolishchuk
unicode350.01Construct and transform unicode characters (bsd3, library, text)2018-09-020.0.1.1HenningThielemann
unicode-general-category80.00Unicode General Category Database (bsd3, library, unicode)2021-03-220.1.0.0javran
unicode-names160.01Unicode 3.2.0 character names (bsd3, library, text)2008-09-023.2.0.0AshleyYakeley, poorlyknitsweater
unicode-normalization50.01Unicode normalization using the ICU library (bsd3, library, text)2007-11-130.1ReinierLamers
unicode-prelude (deprecated in favor of base-unicode-symbols)60.01Unicode notation for some definitions in Prelude (bsd3, deprecated, library, system)2008-10-120.1.1PeterDivianszky
unicode-properties230.02Unicode 3.2.0 character properties (bsd3, library, text)2008-09-023.2.0.0AshleyYakeley, poorlyknitsweater
unicode-show670.05print and show in unicode (bsd3, library, text)2022-03-270.1.1.1TakayukiMuranushi, igrep
unicode-symbols (deprecated in favor of base-unicode-symbols)100.05Unicode alternatives for common functions and operators (bsd3, deprecated, library, unclassified)2009-12-220.1.1.2RoelVanDijk
unicode-transforms2300.011Unicode normalization (bsd3, data, library, text, unicode)2022-03-210.4.0.1Bodigrim, harendra, adithyaov, wismill
unicode-tricks250.00Functions to work with unicode blocks more convenient. (bsd3, library, utils)2023-08-150.14.1.0wvanonsem90
unicoder100.01Make writing in unicode easy. (bsd3, library, program, text)2017-06-100.5.0ZankokuOkuno
unidecode260.02Haskell binding of Unidecode (bsd3, library, text)2017-01-100.1.0.4MarkWotton
unification-fd462.04Simple generic unification algorithms. (algebra, algorithms, bsd3, compilers-interpreters, language, library, logic, unification)2022-05-260.11.2WrenThornton, WrenRomano
uniform-pair270.01Uniform pairs with class instances (bsd3, data, library)2018-09-110.1.15ConalElliott
union162.03Extensible type-safe unions (bsd3, data, library)2018-10-130.1.2int_index
union-angle160.02Union type that include radian angle and degree angle (bsd3, data, library)2021-06-070.1.0.1YoshikuniJujo
union-color100.04Unify verious color formats (bsd3, data, graphics, library)2023-11-010.1.2.1YoshikuniJujo
union-find380.04Efficient union and equivalence testing of sets. (algorithms, bsd3, data, library)2012-06-230.2ThomasSchilling
union-map (deprecated)50.01Heterogeneous map by open unions. (bsd3, data, deprecated, library)2015-02-240.1
unipatterns170.00Helpers which allow safe partial pattern matching in lambdas (bsd3, language, library)2019-08-210.0.0.0ChrisPenner
uniplate2052.097Help writing simple, concise and fast generic operations. (bsd3, generics, library)2020-11-071.6.13NeilMitchell
uniprot-kb120.01UniProt-KB format parser (bio, bsd3, library)2018-04-260.1.2.0zmactep
unique350.05Fully concurrent unique identifiers (bsd3, concurrency, data, library)2021-01-040.0.1EdwardKmett, phadej, ryanglscott
unique-logic210.01Solve simple simultaneous equations (bsd3, library, logic-programming)2023-01-140.4.0.1HenningThielemann
unique-logic-tf230.01Solve simple simultaneous equations (bsd3, library, logic-programming)2019-01-220.5.1HenningThielemann
uniqueid60.01Splittable Unique Identifier Supply (bsd3, data, library)2009-07-130.1.1SebastianFischer
unit130.01Aliases for `()`. (bsd3, data, library)2018-01-150.1.0.1amohrland
unit-constraint200.02Extremely simple typeclass (bsd3, library, unclassified)2016-04-080.0.0athanclark
units362.55A domain-specific type system for dimensional analysis (bsd3, library, math)2022-01-062.4.1.5RichardEisenberg, ryanglscott
units-attoparsec40.01Attoparsec parsers for the units package (bsd3, library, physics)2015-06-191.0jcristovao
units-defs280.04Definitions for use with the units package (bsd3, library, physics)2021-08-312.2.1RichardEisenberg, ryanglscott
units-parser330.03A parser for units of measure (bsd3, library, text)2023-07-190.1.1.5AdamGundry, RichardEisenberg, ryanglscott
unity-testresult-parser240.00 (bsd3, library, program, tool, unity3d)2020-03-070.1.0.10incertia
unitym110.02A monad type class shared between web services (bsd3, library, web)2017-02-070.1.0.2bhurt
unitym-servant110.01Implementaation of unitym for Servant servers (bsd3, library, web)2017-02-070.1.0.0bhurt
unitym-yesod80.01Implementation of the unity monad for the Yesod framework (bsd3, library, web)2017-02-070.1.0.2bhurt
universal (deprecated)90.01Universal (bsd3, deprecated, library, unclassified)2020-02-110.0.1.0
universal-binary60.01Parser for OS X Universal Binary format. (bsd3, data, library)2010-03-250.11ErikCharlebois
universe580.02A class for finite and recursively enumerable types. (bsd3, data, library)2021-10-301.2.2DanielWagner, phadej
universe-base1810.019A class for finite and recursively enumerable types. (bsd3, data, library)2023-03-151.1.3.1DanielWagner, phadej
universe-dependent-sum (deprecated in favor of universe-some)270.01Universe instances for types from dependent-sum (bsd3, data, deprecated, library)2021-01-091.3phadej
universe-instances-base (deprecated in favor of universe-base)160.06Universe instances for types from the base package (bsd3, data, deprecated, library)2019-04-151.1DanielWagner, phadej
universe-instances-extended310.02Universe instances for types from selected extra packages (bsd3, data, library)2021-10-301.1.3DanielWagner, phadej
universe-instances-trans (deprecated in favor of universe-base)130.02Universe instances for types from the transformers and mtl packages (bsd3, data, deprecated, library)2019-04-151.1DanielWagner, phadej
universe-reverse-instances590.03Instances of standard classes that are made possible by enumerations (bsd3, data, library)2021-01-091.1.1DanielWagner, phadej
universe-some240.02Universe instances for Some from some (bsd3, data, library)2021-01-091.2.1phadej
universe-th100.03Construct a Dec's ancestor list. (bsd3, language, library)2012-03-080.0.0.6JonathanFischoff
unix5082.5698POSIX functionality (bsd3, system)2023-12-012.8.5.0AustinSeipp, HerbertValerioRiedel, IanLynagh, PaoloCapriotti, Bodigrim, maerwald, viktor, chessai
unix-bytestring2740.012Unix/Posix-specific functions for ByteStrings. (bsd3, library, system)2024-02-190.4.0.1WrenThornton, WrenRomano
unix-compat5432.082Portable POSIX-compatibility layer. (bsd3, library, system)2023-12-060.7.1AndreasAbel, BjornBringert, BryanOSullivan, DuncanCoutts, JacobStanley, mitchellwrosen
unix-fcntl60.01Comprehensive bindings to fcntl(2) (bsd3, library, system)2015-05-190.0.0MitsutoshiAoe
unix-handle50.01POSIX operations on Handles (bsd3, library, system)2010-03-070.0.0AndersKaseorg
unix-io-extra200.01Support for writev, pwrite and pread. (bsd3, library, system)2010-01-140.1TaruKarttunen
unix-memory240.03Unix memory syscalls (bsd3, library, system)2014-09-200.1.2VincentHanquez
unix-pty-light150.01POSIX pseudo-terminal support (bsd3, library, system)2008-02-130.1StuartCook
unix-recursive50.00Fast and flexible primitives for recursive file system IO on Posix systems (bsd3, filesystem, library, system)2021-02-210.1.0.0MarekFajkus
unix-time5490.025Unix time parser/formatter and utilities (bsd3, data, library)2024-02-060.4.12KazuYamamoto
unjson340.01Bidirectional JSON parsing and generation. (bsd3, data, library)2022-03-160.15.4GracjanPolak, MikhailGlushenkov, arybczak, jonathanjouty_scrive, trin_cz
unlifted450.01Unlifted and levity-polymorphic types (bsd3, data, library)2024-02-070.2.2.0andrewthad, l3c_amartin
unlifted-list40.00GHC Haskell lists of non-thunks (things of kind TYPE 'UnliftedRep) (bsd3, data, library)2018-12-050.1.0.0chessai
unliftio-pool400.06Data.Pool generalized to MonadUnliftIO. (bsd3, control, data, database, library, network)2023-12-210.4.3.0BardurArantsson
unlit322.01Tool to convert literate code between styles or to code. (bsd3, language, library, program)2016-12-180.4.0.0wenkokke
unordered-containers6942.751580Efficient hashing-based container types (bsd3, data, library)2024-01-090.2.20JohanTibell, dfeuer, sjakobi
unordered-intmap60.01A specialization of `HashMap Int v` (bsd3, data, library)2018-07-010.1.1DmitryIvanov
unpack-funcs120.02Monad transformers that mirror worker-wrapper transformations. (bsd3, control, library)2013-04-180.3.1LouisWasserman
unpacked-either50.01An unpacked either data type (bsd3, development, library)2018-05-260.1.0.0chessai
unpacked-maybe40.01An unpacked maybe data type (bsd3, development, library)2018-05-260.1.0.0chessai
unpacked-maybe-numeric180.01maybes of numeric values with fewer indirections (bsd3, data, library)2024-02-140.1.3.1andrewthad, chessai, l3c_amartin
unpacked-maybe-text140.01optional text that unpacks well (bsd3, data, library)2024-01-310.1.0.1andrewthad, l3c_amartin
unpacked-these50.01An unpacked these data type (bsd3, development, library)2018-06-040.1.0.0chessai
unpacked-validation40.01An unpacked validation data type (bsd3, development, library)2018-06-040.1.0.0chessai
unroll-ghc-plugin70.01Compiler plugin for loop unrolling (bsd3, compiler-plugin, library)2012-08-080.1.1AustinSeipp
unsafe370.012Unified interface to unsafe functions (bsd3, control, library)2013-04-210.0HenningThielemann
unsafe-promises160.01Create pure futures using lazy IO. (bsd3, concurrency, library)2012-05-050.0.1.3AdamCurtis
unsafely70.01Flexible access control for unsafe operations and instances (bsd3, data, library)2014-09-210.2.0.0HiromiIshii
unsafeperformst140.01Like unsafeperformIO, but for the ST monad. (bsd3, library, unsafe)2015-01-270.9.2AtzeVanDerPloeg
unsatisfiable70.00Unsatisfiable type class (bsd3, library, plugin)2021-05-280phadej
unusable-pkg130.01Utility construction of the graph depending unusable packages. (bsd3, program, utils-)2010-12-250.1YuriyIskra
uom-plugin120.02Units of measure as a GHC type-checker plugin (bsd3, library, type-system)2022-10-090.4.0.0AdamGundry
up230.01Command-line tool to generate paths for moving upward in a file system (bsd3, program, utils)2020-09-112.0.0.0ThomasEding
update-monad110.01 (bsd3, library, unclassified)2018-09-050.1.0.0ChrisPenner
update-nix-fetchgit330.00A program to update fetchgit values in Nix expressions (bsd3, library, nix, program)2022-12-120.2.11jophish, srk, jpierre03, expipiplus1
uploadtest120.01Upload test (bsd3, library, test)2018-07-210.0.0AlexeyKotlyarov
urbit-airlock40.00Talk to Urbit from Haskell (bsd3, library, web)2020-10-230.1.0.0bsima
urbit-api40.00Talk to Urbit from Haskell (bsd3, library, web)2020-11-290.2.0.0bsima
ureader70.01Minimalistic CLI RSS reader. (bsd3, program, rss)2013-09-170.2.0.0SamTruzjan
urembed60.01Ur/Web static content generator (bsd3, development, program, ur-web)2013-10-310.5.0.1SergeyMironov
uri350.010Library for working with URIs (bsd3, library, text)2018-10-060.1.6.5JaroslavGridin
uri-bytestring1342.2545Haskell URI parsing as ByteStrings (bsd3, library, web)2021-07-020.3.3.1MichaelXavier
uri-bytestring-aeson420.03Aeson instances for URI Bytestring (bsd3, library, uri)2020-06-030.1.0.8reactormonk
uri-conduit (deprecated)260.03Read and write URIs (deprecated) (bsd3, deprecated, library, text)2014-03-261.1.1.2MichaelSnoyman
uri-encode1220.029Unicode aware uri-encoding (bsd3, library, network, web)2020-10-181.5.0.7AdamBergmark, ErikHesselink
uri-encoder50.00A uri encoder to make your strings less readable (bsd3, library, network)2020-07-110.0.0.0tonyo
uri-enumerator (deprecated in favor of uri-conduit)90.03Read and write URIs (deprecated) (bsd3, deprecated, library, text)2012-01-020.1.0.1MichaelSnoyman
uri-enumerator-file (deprecated in favor of uri-conduit)80.01uri-enumerator backend for the file scheme (deprecated) (bsd3, deprecated, library, text)2012-01-190.1.1.1MichaelSnoyman
uri-parse80.01A simple library for parsing and generating URIs (bsd3, library, web)2017-10-020.1.0.1savannidgerinel
uri-template70.02URI template library for Haskell (bsd3, library, program, web)2008-11-110.2SigbjornFinne
url460.029A library for working with URLs. (bsd3, library, web)2012-03-192.1.3IavorDiatchki
url-generic40.01Parse/format generic key/value URLs from record data types. (bsd3, library, web)2011-06-190.1ChrisDone
urlcheck90.01Parallel link checker (bsd3, network, program)2008-06-150.1.1DonaldStewart
urldecode90.01Decode percent-encoded strings. (bsd3, program, text)2012-06-261.0.0.2BenedictEastaugh
urldisp-happstack50.01Simple, declarative, expressive URL routing -- on happstack. (bsd3, language, library)2009-07-250.1SterlingClover
urlencoded182.07Generate or process x-www-urlencoded data (bsd3, library, web)2021-07-110.5.0.0PhilipWeaver, fgaz
urlpath610.04Painfully simple URL deployment. (bsd3, data, library, web)2023-11-2211.0.2athanclark
urn60.01Universal Resource Names (bsd3, data, library)2014-05-240.1.0.0SamTruzjan
usa-holidays112.00 (bsd3, library, unclassified)2020-01-080.1.0.2kkweon
usb702.08Communicate with USB devices (bsd3, hardware, library, system)2018-04-011.3.0.6BasVanDijk
usb-enumerator170.02Iteratee enumerators for the usb package (bsd3, library, system)2011-03-090.3BasVanDijk
usb-hid50.01Parser and request Library for USB HIDs (bsd3, library, system)2015-01-300.1.0.0TiPi
usb-id-database350.01A database of USB identifiers (bsd3, library, system)2014-06-030.4.0.9RoelVanDijk
usb-iteratee70.02Iteratee enumerators for the usb package (bsd3, hardware, library, system)2012-11-260.5BasVanDijk
usb-safe280.01Type-safe communication with USB devices. (bsd3, library, monadic-regions, system)2011-09-230.14BasVanDijk
userid430.04The UserId type and useful instances for web development (bsd3, data, library)2022-04-200.1.3.7DavidFox, JeremyShaw
users-mysql-haskell70.01A mysql-haskell backend for the users library. (bsd3, library, web)2016-11-190.5.2.0DanielDiazCarrete
utf (deprecated)50.00UTF-8 (bsd3, deprecated, library, parsing, text)2019-12-150.0.0.0
utf8-conversions132.00A string conversion library that assumes utf8 (bsd3, codec, data, library)2020-05-100.1.0.4chemirea
utf8-env110.03UTF-8 aware substitutes for functions in System.Environment (bsd3, library, system)2009-03-130.1DmitryGolubovsky
utf8-light490.06Unicode (bsd3, codec, library)2022-11-270.4.4.0MattMorrow, PatrickPalka, fffaaa
utf8-prelude (deprecated)200.02Variants of Prelude and System.IO with UTF8 text I/O operations (bsd3, deprecated, library, program, system)2008-11-110.1.6PeterDivianszky
utf8-string2670.0545Support for reading and writing UTF8 Strings (bsd3, codec, library)2021-01-031.0.2DonaldStewart, EricMertens, IanLynagh
utf8-validator40.01Constant-space UTF8 validator for ByteStrings (bsd3, codec, library)2018-04-210.1.0.0edwardgeorge
util (deprecated)601.2534Utilities (bsd3, deprecated, library, util)2020-02-040.1.17.1
util-exception (deprecated)90.01Exceptional utilities (bsd3, deprecated, exception, library, util)2018-08-190.2.0.0
util-logict (deprecated)40.00See README for more info (bsd3, control, deprecated, library)2020-02-090.0.0.0
util-plus60.03A collection of commonly used utils (bsd3, data, library)2017-08-060.1.0.0AlexanderThiemann
util-primitive (deprecated)60.01Primitive memory-related utilities (bsd3, deprecated, library, unclassified)2018-08-200.1.0.0
util-primitive-control60.01Utilities for stateful primitive types and types based on them (bsd3, library, unclassified)2020-02-110.1.1.0
util-universe (deprecated)60.01Utilities for universal types (bsd3, deprecated, library, unclassified)2018-08-270.1.0.0
utility-ht3052.0103Various small helper functions for Lists, Maybes, Tuples, Functions (bsd3, data, library, list)2024-02-070.0.17.1HenningThielemann
uu-cco100.03Utilities for compiler construction: core functionality (bsd3, compilers-interpreters, library)2016-02-080.1.0.5AtzeDijkstra
uu-cco-examples50.01Utilities for compiler construction: example programs (bsd3, compilers-interpreters, program)2014-10-300.1.0.1AtzeDijkstra
uu-cco-hut-parsing60.01Utilities for compiler construction: Feedback wrapper around parser in uulib (bsd3, compilers-interpreters, library)2014-10-300.1.0.1AtzeDijkstra
uu-cco-uu-parsinglib50.01Utilities for compiler construction: Feedback wrapper around parser in uu-parsinglib (bsd3, compilers-interpreters, library)2014-10-300.1.0.1AtzeDijkstra
uu-tc220.02Haskell 98 parser combinators for INFOB3TC at Utrecht University (bsd3, library, parsing, text)2015-11-112015.1.1TrevorMcDonell, joaopizani
uu-tc-error50.00Haskell 98 parser combintors for INFOB3TC at Utrecht University (bsd3, library, parsing, text)2023-12-170.3.0.0rednaZ
uuagc870.05Attribute Grammar System of Universiteit Utrecht (bsd3, development, library, program)2023-11-020.9.56ArieMiddelkoop, AtzeDijkstra, DoaitseSwierstra, JeroenBransen
uuagc-bootstrap180.02Attribute Grammar System of Universiteit Utrecht (bsd3, development, library, program)2011-12-190.9.40.2ArieMiddelkoop, JeroenBransen
uuagc-cabal370.05Cabal plugin for UUAGC (bsd3, development, library)2023-03-261.3.0.0ArieMiddelkoop, AtzeDijkstra, DoaitseSwierstra, JeroenBransen
uuagc-diagrams140.01Utility for drawing attribute grammar pictures with the diagrams package (bsd3, graphics, library)2023-03-260.1.3.0JeroenBransen
uuid1940.0258For creating, comparing, parsing and printing Universally Unique Identifiers (bsd3, data, library)2021-05-031.3.15AntoineLatter, HerbertValerioRiedel, phadej
uuid-aeson72.02Aeson types for UUID instances. (bsd3, data, library)2014-01-150.1.0.0KirkPeterson
uuid-crypto140.01Reversable and secure encoding of object ids as uuids (bsd3, cryptography, library)2018-01-181.4.0.0gkleen
uuid-orphans150.05Orphan instances for the UUID datatype (bsd3, library, template-haskell)2022-04-261.4.6DavidFox
uuid-quasi130.01Supplemental package for 'uuid' allowing quasiquotation. (bsd3, data, library)2013-10-210.1.0.1LarsPetersen
uuid-types2860.056Type definitions for Universally Unique Identifiers (bsd3, data, library)2023-10-041.0.5.1AntoineLatter, HerbertValerioRiedel, phadej
uulib432.017Haskell Utrecht Tools Library (bsd3, library, parsing)2019-02-140.9.24ArieMiddelkoop, AtzeDijkstra, DoaitseSwierstra, JeroenBransen, PhilippHausmann
uvector160.012Fast unboxed arrays with a flexible interface (bsd3, data, library)2010-02-150.1.1.1BryanOSullivan, DonaldStewart
uvector-algorithms80.03Efficient algorithms for uvector unboxed arrays (bsd3, data, library)2009-09-080.2DanDoel
v4l280.03interface to Video For Linux Two (V4L2) (bsd3, graphics, library)2013-02-180.1.0.3ClaudeHeilandAllen
v4l2-examples80.01video for linux two examples (bsd3, graphics, program)2013-02-180.1.0.2ClaudeHeilandAllen
vacuum-cairo140.01Visualize live Haskell data structures using vacuum, graphviz and cairo (bsd3, development, library)2011-02-150.5DonaldStewart
vacuum-ubigraph190.01Visualize Haskell data structures using vacuum and Ubigraph (bsd3, development, library)2010-08-120.2.0.2GlebAlexeyev
valid (deprecated)160.00Type isomorphic to `Either` with `Applicative` instance which combines errors (bsd3, deprecated, library, unclassified)2019-08-220.1.1.0
validate (deprecated in favor of digestive-functors)180.01None (bsd3, deprecated, library, unclassified)2014-12-082.0.0
validated-literals220.01Compile-time checking for partial smart-constructors (bsd3, data, library)2021-12-020.3.1MerijnVerstraaten
validated-types60.01Type-level constraints on strings and other input (bsd3, library, web)2017-04-280.1.1seanhess
validation1182.522A data-type like Either but with an accumulating Applicative (bsd3, data, library)2023-07-101.1.3TonyMorris, qfpl, GeorgeWilson, jack
validation-micro70.02Lighweight pure data validation based on Applicative (bsd3, library, validation)2023-06-181.0.0.0ocramz
validations70.01A nice way to define field validations in Haskell. (bsd3, library, web)2014-06-230.1.0.2mavenraven
validationt172.251Straightforward validation monad (bsd3, control, library)2020-11-030.3.0mniip, typeable
value-supply110.05A library for generating values without having to thread state. (bsd3, data, library)2011-03-180.6IavorDiatchki
var90.01Mutable variables and tuples (bsd3, data, library)2013-06-100.2.0.0AndySonnenburg
variable-precision (deprecated in favor of rounded)110.01variable-precision floating point (bsd3, deprecated, library, math)2013-02-180.4ClaudeHeilandAllen
variadic60.00Abstractions for working with variadic functions (bsd3, control, library)2021-04-280.0.0.0carymrobbins
variadic-function160.01Create and transform functions with variable arity. (bsd3, data, functions, library)2021-07-050.1.0.2BorisLykah
variation60.01nominal value with possible variations (bsd3, data, library)2017-06-100.1.1.0cspollard
vault2192.059a persistent store for values of arbitrary types (bsd3, data, library)2021-02-190.3.1.5HeinrichApfelmus, sjakobi
vault-trans50.01A monad transformer for vault-tool (bsd3, library, network)2018-08-170.1.0.1wraithm, LukeHoersten, mdunn
vaultaire-common60.05Common types and instances for Vaultaire (bsd3, library, other)2015-03-172.9.1fractalcat
vcache182.02semi-transparent persistence for Haskell using LMDB, STM (bsd3, database, library)2015-06-080.2.6dmbarbour
vcache-trie120.01patricia tries modeled above VCache (bsd3, database, library)2015-10-120.2.4dmbarbour
vcatt60.00Recursively check that a directory is under version control. (bsd3, library, program, web)2016-04-250.1bergey
vcd180.02Reading and writing VCD files. (bsd3, data, embedded, hardware, library)2012-12-190.2.2TomHawkins
vcs-ignore160.01Library for handling files ignored by VCS systems. (bsd3, development, library, program)2021-12-290.0.2.0xwinus
vcs-revision220.01Facilities for accessing the version control revision of the current directory. (bsd3, data, library, parsing, system)2014-05-160.0.2EugeneKirpichov
vec470.05Vec: length-indexed (sized) list (bsd3, data, dependent-types, library)2023-03-210.5phadej
vec-lens150.00Vec: length-indexed (sized) list: lens support (bsd3, data, dependent-types, lens, library)2021-02-280.4phadej
vec-optics130.00Vec: length-indexed (sized) list: optics support (bsd3, data, dependent-types, library, optics)2021-02-280.4phadej
vect212.016A low-dimensional linear algebra library, tailored to computer graphics. (bsd3, graphics, library, math)2011-06-110.4.7BalazsKomuves
vect-floating (deprecated in favor of linear)90.03A low-dimensional linear algebra library, operating on the Floating typeclass (bsd3, deprecated, library, math)2014-09-250.1.0.4cdurham
vect-floating-accelerate (deprecated in favor of linear-accelerate)110.01Accelerate instances for vect-floating types (bsd3, deprecated, library, math)2014-09-250.1.0.4cdurham
vect-opengl70.02OpenGL support for the `vect' low-dimensional linear algebra library. (bsd3, graphics, library, math)2014-03-190.4.6.1BalazsKomuves
vector6102.752029Efficient Arrays (bsd3, data, data-structures, library)2023-10-070.13.1.0AlexeyKhudyakov, lehins, Bodigrim, topos
vector-algorithms3182.071Efficient algorithms for vector arrays (bsd3, data, library)2022-07-280.9.0.1BryanOSullivan, DanDoel, ErikDeCastroLopo
vector-binary200.07Binary instances for vector types (deprecated) (bsd3, data, library)2013-05-080.1.1JakubWaszczuk
vector-binary-instances1912.2532Instances of Data.Binary for vector (bsd3, data, library)2021-04-120.2.5.2BenGamari, BryanOSullivan, DonaldStewart
vector-buffer340.01A buffer compatible with Data.Vector.* (bsd3, data, library)2015-03-300.4.1VivianMcPhail
vector-bytes-instances180.01Serial (from the bytes package) for Vector (from the vector package) (bsd3, data, library)2018-05-220.1.1RenzoCarbonara
vector-bytestring60.01ByteStrings as type synonyms of Storable Vectors of Word8s (bsd3, data, library)2012-01-030.0.0.1BasVanDijk
vector-fft110.00Native FFT and IFFT for vector (bsd3, library, numeric)2020-12-280.1.0.2ocramz
vector-fftw360.05A binding to the fftw library for one-dimensional vectors. (bsd3, library, math)2020-09-010.1.4.0BenGamari, JudahJacobson
vector-functorlazy40.01vectors that perform the fmap operation in constant time (bsd3, data, data-structures, library)2013-07-050.0.1MikeIzbicki
vector-hashtables1610.01Efficient vector-based mutable hashtables implementation. (bsd3, data, library)2023-12-130.1.1.4swamp_agr, ArtemPelenitsyn
vector-heterogenous140.02A type-safe library for vectors whose elements can be of any type, or any type satisfying some constraints (bsd3, data, data-structures, library)2014-10-170.2.0MikeIzbicki
vector-instances1292.020Orphan Instances for 'Data.Vector' (bsd3, data, data-structures, library)2023-04-173.4.2EdwardKmett, ryanglscott
vector-instances-collections60.01Instances of the Data.Collections classes for Data.Vector.* (bsd3, data, library)2012-03-260.1.0.1TobiasBrandt
vector-mmap190.01Memory map immutable and mutable vectors (bsd3, data, data-structures, library)2017-06-300.0.3DanielPeebles, fho
vector-random90.01Generate vectors filled with high quality pseudorandom numbers (bsd3, data, library)2010-02-210.2DonaldStewart
vector-read-instances (deprecated in favor of vector)100.03(deprecated) Read instances for 'Data.Vector' (bsd3, data, data-structures, deprecated, library)2011-08-290.0.2.0ChristianHoener
vector-rotcev180.00Vectors with O(1) reverse (bsd3, data, data-structures, library)2023-01-140.1.0.2Bodigrim
vector-sized1892.2526Size tagged vectors (bsd3, data, library)2024-02-071.6.1jle, jophish, koz_ross, expipiplus1
vector-space1242.5107Vector & affine spaces, linear maps, and derivatives (bsd3, math)2019-01-220.16ConalElliott
vector-space-opengl70.01Instances of vector-space classes for OpenGL types (bsd3, graphics, library, math)2013-09-300.2AdamFoltzer
vector-space-points (deprecated in favor of linear)140.010A type for points, as distinct from vectors. (bsd3, deprecated, library, math)2016-05-210.2.1.2BrentYorgey, RyanYates, jeffreyrosenbluth, bergey
vector-static (deprecated)120.01Statically checked sizes on Data.Vector (bsd3, data, data-structures, deprecated, library)2010-11-110.3.0.1DanielPeebles, JakeMcArthur
vector-strategies280.02A parallel evaluation strategy for boxed vectors (bsd3, control, library)2012-11-130.4ThomasDuBuisson, haskell_github_trust
vector-stream3020.03Efficient Streams (bsd3, data, data-structures, library)2024-01-060.1.0.1AlexeyKhudyakov, lehins, Bodigrim
vector-th-unbox1802.047Deriver for Data.Vector.Unboxed using Template Haskell (bsd3, data, library)2021-11-080.2.2FumiakiKinoshita, LiyangHu, MateuszKowalczyk, MitsutoshiAoe, phadej, haskell_github_trust
vectortiles360.01GIS Vector Tiles, as defined by Mapbox. (bsd3, geography, library)2020-01-251.5.1fosskers
vega-view272.00Easily view Vega or Vega-Lite visualizations. (bsd3, program, visualization)2021-10-170.4.0.0DouglasBurke
verbosity170.01Simple enum that encodes application verbosity. (bsd3, data, library)2020-02-160.4.0.0PeterTrsko
verdict50.01Validation framework (bsd3, library, program, unclassified)2015-10-300.0.0.0jkarni
verdict-json60.01JSON instances and JSON Schema for verdict (bsd3, library, unclassified)2015-10-300.0.0.0jkarni
verilog230.01Verilog preprocessor, parser, and AST. (bsd3, embedded, hardware, language, library)2015-03-260.0.11TomHawkins
versions1942.259Types and parsers for software version numbers. (bsd3, data, library)2024-03-086.0.6fosskers
vessel90.00Functor-parametric containers (bsd3, data, library)2022-12-090.3.0.0CaleGibbard, JohnEricson, abrar
vflow-types40.00types for ingesting vflow data with aeson (bsd3, data, library, parsing, text, utility)2019-05-210.1chessai
vformat200.03A Python str.format() like formatter (bsd3, format, library, text)2020-01-300.14.1.0gqk007
vformat-aeson60.01Extend vformat to Aeson datatypes (bsd3, format, json, library, text)2020-01-220.1.0.1gqk007
vformat-time110.01Extend vformat to time datatypes (bsd3, format, library, text, time)2020-01-210.1.0.0gqk007
vfr-waypoints70.00VFR waypoints, as published in the AIP (ERSA) (aviation, bsd3, library, program)2018-07-310.1.0.2qfpl
vgrep210.00A pager for grep (bsd3, library, program, web)2021-01-260.2.3.0fmthoma
vhd120.01Provides functions to inspect and manipulate virtual hard disk (VHD) files. (bsd3, library, system)2013-08-100.2.2JonathanKnowles, VincentHanquez
vhdl90.02VHDL AST and pretty printer (bsd3, language, library)2010-06-220.1.2.1ChristiaanBaaij
vicinity40.01 (bsd3, library, unclassified)2018-01-140.1.0andrewthad
viewprof610.01Text-based interactive GHC .prof viewer (bsd3, development, program)2020-05-050.0.0.33MitsutoshiAoe
views (deprecated in favor of definitive-base)50.01Views allow you to run a State monad on part of a state. (bsd3, control, deprecated, library, monad)2013-03-151.0MarcCoiffier
vintage-basic140.01Interpreter for microcomputer-era BASIC (bsd3, compilers-interpreters, program)2017-08-021.0.3LyleKopnicky
vinyl-generics150.00Convert plain records to vinyl (and vice versa), generically. (bsd3, data, generics, library)2019-02-190.1.0.0GagandeepBhatia
vinyl-gl460.02Utilities for working with OpenGL's GLSL shading language and vinyl records. (bsd3, graphics, library)2018-09-110.3.4AnthonyCowley
vinyl-operational50.01Initial project template from stack (bsd3, library, web)2016-05-160.1.1andrewthad
vinyl-plus60.02Vinyl records utilities (bsd3, library, web)2016-05-160.1.1andrewthad
vinyl-utils130.02Utilities for vinyl (bsd3, control, library)2017-12-280.3.0.1mjmrotek
vinyl-vectors120.01Vectors for vinyl vectors (bsd3, library, vector)2015-12-080.2.0andrewthad
virthualenv70.01Virtual Haskell Environment builder (bsd3, development, program)2013-12-090.2.2BartoszCwiklowski
visual-graphrewrite80.01Visualize the graph-rewrite steps of a Haskell program (bsd3, development, library, program)2010-06-070.4.0.1ZsoltDollenstein
visual-prof112.01Create a visual profile of a program's source code (bsd3, development, program)2014-02-260.5DanielVelkov
visualize-cbn80.01Visualize CBN reduction (bsd3, development, program)2024-01-100.2.1EdskoDeVries
vk-aws-route5340.01Amazon Route53 DNS service plugin for the aws package. (bsd3, library, web)2014-08-110.1.2VladimirKirillov
vk-posix-pty100.01Pseudo terminal interaction with subprocesses. (bsd3, library, program, system)2014-12-130.2.1VladimirKirillov
voicebase (deprecated)132.00Upload audio files to voicebase to get a transcription (api, bsd3, deprecated, library, program)2018-11-010.2.0.0
void2032.25133A Haskell 98 logically uninhabited data type (bsd3, data-structures, library)2019-05-100.7.3EdwardKmett, phadej, ryanglscott
vowpal-utils70.01Vowpal Wabbit utilities (bsd3, library, math)2012-02-210.1.2CarterSchonwald
voyeur50.01Haskell bindings for libvoyeur (bsd3, library, system)2014-04-240.1.0.1sethfowler
vp-tree150.00Vantage Point Trees (bsd3, data, data-mining, data-structures, library, machine-learning)2021-04-300.1.0.1ocramz
vpq (deprecated)60.01Priority queue based on vector (bsd3, data, deprecated, library)2018-05-030.1.0.0
vty4472.567A simple terminal UI library (bsd3, library, user-interfaces)2024-01-216.2CoreyOConnor, JonathanDaugherty
vty-crossplatform1300.02Cross-platform support for Vty (bsd3, graphics, library)2023-11-160.4.0.0JonathanDaugherty
vty-examples (deprecated in favor of vty-crossplatform)90.01Examples programs using the vty library. (bsd3, deprecated, program, user-interfaces)2016-05-115.5.0CoreyOConnor, JonathanDaugherty
vty-ui (deprecated in favor of brick)280.05An interactive terminal user interface library for Vty (bsd3, deprecated, library, user-interfaces)2015-04-111.9JonathanDaugherty
vty-ui-extras40.01Extra vty-ui functionality not included in the core library (bsd3, library, user-interfaces)2012-01-070.1JonathanDaugherty
vty-unix1240.01Unix backend for Vty (bsd3, library, program, user-interfaces)2023-11-150.2.0.0JonathanDaugherty
vty-windows790.02Windows backend for Vty (bsd3, graphics, library)2024-03-020.2.0.2chhackett
vulkan1252.510Bindings to the Vulkan graphics API. (bsd3, graphics, library)2023-10-213.26.1AlexanderBondarenko, jophish, sheaf, romes, expipiplus1
vulkan-api302.01Low-level low-overhead vulkan api bindings (bsd3, graphics, library, opengl, vulkan)2021-04-051.4.0.0achirkin
vulkan-utils560.03Utils for the vulkan package (bsd3, graphics, library)2023-10-210.5.10.6jophish, expipiplus1
waargonaut472.52JSON wrangling (bsd3, json, library, parser, web)2021-01-200.8.0.2TonyMorris, qfpl, topos
wacom-daemon60.01Manage Wacom tablet settings profiles, including Intuos Pro ring modes (bsd3, desktop, library, program)2016-02-290.1.0.0IlyaPortnov
waddle120.00DOOM WAD file utilities. (bsd3, game, library, program)2015-10-130.1.0.6MartinGrabmueller
wahsp60.01A haskell binding of the Web Audio API ala blank-canvas (bsd3, library, web)2016-09-180.2nshaheed
wai-accept-language100.00Rewrite based on Accept-Language header (bsd3, library, program, web)2015-12-270.1.0.1tkmsm
wai-app-file-cgi1260.02File/CGI/Rev Proxy App of WAI (bsd3, library, web, yesod)2024-02-023.1.11KazuYamamoto
wai-control200.00Run wai Applications in IO based monads (bsd3, control, library, web)2022-07-040.2.0.0jumper149
wai-enforce-https210.00Enforce HTTPS in Wai server app safely. (bsd3, library, web)2021-11-011.0.0.0MarekFajkus
wai-env40.00WAI middleware to parameterize requests with environment. (bsd3, library, web)2022-01-101.0.0.0alexmingoia
wai-feature-flags382.00Feature flag support for WAI applications. (bsd3, library, program, web)2024-02-170.1.0.8stoeffel, JasperWoudenberg
wai-git-http60.01Git http-backend CGI App of WAI (bsd3, library, web, yesod)2017-12-190.0.0Norfair
wai-handler-hal330.00Wrap WAI applications to run on AWS Lambda (aws, bsd3, cloud, library)2024-01-170.4.0.0jack, chrisdaloisio, Bellroy, kokobd, HughDavidson, LukeWorth
wai-handler-snap (deprecated)90.01Web Application Interface handler using snap-server. (deprecated) (bsd3, deprecated, library, web)2011-11-300.1.1MichaelSnoyman
wai-hmac-auth60.01hmac authentication tools for WAI apps (bsd3, library, web)2014-12-241.0.0raptros
wai-lens40.03Lenses for WAI (bsd3, library, network, web)2015-03-290.1purefn
wai-log250.00A logging middleware for WAI applications (bsd3, library, logging, web)2022-11-230.4.0.1MikhailGlushenkov, arybczak, trin_cz, jonathanjouty
wai-logger2600.019A logging system for WAI (bsd3, library, web, yesod)2022-01-302.4.0KazuYamamoto
wai-logger-buffered50.00Buffer requets before logging them (bsd3, library, program, web)2018-01-150.1.0.1ChrisCoffey
wai-logger-prefork130.02A logging system for preforked WAI apps (bsd3, library, web, yesod)2012-09-030.3.0KazuYamamoto
wai-make-assets90.01Compiling and serving assets (bsd3, development, library, program)2021-07-240.3SoenkeHahn
wai-middleware-brotli50.00WAI middleware for brotli compression (bsd3, library, program, web)2017-10-280.1.0.0IanDuncan
wai-middleware-cache110.02Caching middleware for WAI. (bsd3, library, web)2012-10-110.3.6AlexanderDorofeev
wai-middleware-cache-redis180.01Redis backend for wai-middleware-cache (bsd3, database, library, web)2012-09-230.4.3AlexanderDorofeev
wai-middleware-caching200.03WAI Middleware to cache things (bsd3, library, web)2015-12-170.1.0.2yogsototh
wai-middleware-caching-lru120.01Initial project template from stack (bsd3, library, web)2015-12-090.1.0.0yogsototh
wai-middleware-caching-redis160.01Cache Wai Middleware using Redis backend (bsd3, library, web)2015-12-100.2.0.0yogsototh
wai-middleware-catch160.01Wai error catching middleware (bsd3, library, web)2012-10-110.3.6AlexanderDorofeev
wai-middleware-clacks150.00GNU Terry Pratchett - Add the X-Clacks-Overhead Header to Wai Responses. (bsd3, library, wai, web)2020-03-130.1.0.1lysergia
wai-middleware-content-type370.02Route to different middlewares based on the incoming Accept header. (bsd3, library, web)2023-09-280.7.0athanclark
wai-middleware-delegate322.01WAI middleware that delegates handling of requests. (bsd3, library, web)2024-03-170.1.4.1adetokunbo
wai-middleware-etag80.01WAI ETag middleware for static files (bsd3, library, web)2015-10-160.1.1.1ameingast
wai-middleware-headers40.01cors and addHeaders for WAI (bsd3, library, web)2012-02-060.1SeanHess
wai-middleware-hmac80.01HMAC Authentication Middleware for WAI (bsd3, library, web)2015-01-250.1.0.0ChristopherReichert
wai-middleware-hmac-client90.01WAI HMAC Authentication Middleware Client (bsd3, library, web)2015-02-240.1.0.2ChristopherReichert
wai-middleware-json-errors140.01Converts errors from plaintext to json (bsd3, library, web)2017-09-200.1.2seanhess
wai-middleware-metrics300.03A WAI middleware to collect EKG request metrics (bsd3, library, web)2017-03-300.2.4Helkafen
wai-middleware-rollbar370.01Middleware that communicates to Rollbar. (bsd3, library, wai, web)2018-09-180.11.0joneshf
wai-middleware-route220.01Wai dispatch middleware (bsd3, library, web)2012-09-230.7.3AlexanderDorofeev
wai-middleware-static890.013WAI middleware that serves requests to static files. (bsd3, library, web)2022-03-080.9.2AndrewFarmer, SimonHengel, ryanglscott, ocramz
wai-middleware-static-caching (deprecated in favor of wai-middleware-static)50.01WAI middleware that serves requests to static files. (bsd3, deprecated, library, web)2015-02-250.6.0.1AlexanderThiemann
wai-middleware-static-embedded102.01Serve embedded static files as a Wai middleware (bsd3, library, web)2017-04-270.1.0.0adamse
wai-middleware-throttle310.02WAI Middleware for Request Throttling (bsd3, library, web)2019-06-270.3.0.1ChristopherReichert, dfithian
wai-middleware-travisci40.00WAI middleware for authenticating webhook payloads from Travis CI (bsd3, library, web)2018-05-200.1.0mitchellwrosen
wai-middleware-validation120.00WAI Middleware to validate the request and response bodies (bsd3, library, web)2021-05-070.1.0.2KenzoYotsuya
wai-middleware-verbs310.01Route Wai middlewares based on HTTP verbs (bsd3, library, web)2018-03-220.4.0.1athanclark
wai-request-spec220.01Declarative request parsing (bsd3, library, network, wai)2016-12-300.10.2.4alleledev
wai-responsible60.01Response interface for WAI. (bsd3, library, network)2014-07-090.0.0.0pharpend
wai-session-alt60.01An alternative session middleware for WAI. (bsd3, library, web)2015-12-080.0.0athanclark
wai-session-mysql60.01MySQL backed Wai session store (bsd3, library, web)2016-07-030.2.1.0Lupino
wai-session-postgresql280.01PostgreSQL backed Wai session store (bsd3, library, web)2020-09-250.2.1.3hc
wai-session-redis142.00Simple Redis backed wai-session backend. (bsd3, library, program, web)2022-03-200.1.0.5t4ccer
wai-slack-middleware130.01A Slack middleware for WAI (bsd3, library, web)2017-05-060.2.0psibi
wai-transformers170.08 (bsd3, library, unclassified)2018-03-220.1.0athanclark
wait-handle80.01Wait handles are MVars which can only be written to once, and from which values can never be removed. (bsd3, concurrency, library)2014-10-030.1.1vi
wakame160.00Functions to manipulate records (bsd3, generics, library, records)2020-07-020.1.0.0kayhide
waldo50.00A generator of comics based on some ascertainable data about the requester. (bsd3, library, program, web)2017-05-010davean
wallpaper80.00A library and executable for creating wallpaper, frieze, and rosette patterns. (bsd3, graphics, library, program)2017-05-260.1.0.1jeffreyrosenbluth
warc130.00A parser for the Web Archive (WARC) format (bsd3, data, library, program)2022-01-051.0.5BenGamari
warp-dynamic50.01Dynamic configurable warp HTTP server (bsd3, library, network, program)2012-02-110.1.0HideyukiTanaka
warp-grpc150.03A minimal gRPC server on top of Warp. (bsd3, library, networking)2020-03-250.4.0.1AlejandroSerrano, LucasDiCioccio, ProofOfKeags
warp-quic280.01Warp based on QUIC (bsd3, library, network)2021-09-290.0.0KazuYamamoto
warp-systemd100.00Socket activation and other systemd integration for the Warp web server (WAI) (bsd3, library, program, web)2023-06-220.3.0.0RobertHensing, domenkozar
warp-tls-uid210.01set group and user id before running server (bsd3, library, web)2019-04-220.2.0.6YoshikuniJujo
watchdog100.03Simple control structure to re-try an action with exponential backoff (bsd3, control, library)2023-07-090.3.2JanVornberger
watchit50.01File change watching utility (bsd3, development, library, program)2014-11-190.1.0.0tanimoto
wavconvert80.01Command-line tool for converting audio files and filling in ID3 tags (bsd3, program, sound)2008-08-190.1.1TimChevalier
wave480.03Work with WAVE and RF64 files (audio, bsd3, codec, library)2023-10-250.2.1sboo, mrkkrp
wavefront360.01Wavefront OBJ loader (bsd3, codec, library)2023-11-220.7.1.5DimitriSabadie
wavefront-obj (deprecated)70.01Wavefront .obj file loader (bsd3, deprecated, graphics, library)2016-10-180.1.0.1
wavesurfer150.01Parse WaveSurfer files (bsd3, data, library, sound, text)2009-03-230.0.6StefanKersten
wavy60.01Process WAVE files in Haskell. (bsd3, library, program, sound)2014-06-160.1.0.0RobertMassaioli
wcwidth610.05Native wcwidth. (bsd3, library, text)2011-04-040.0.2JasonDusek
weak-bag50.01Mutable bag backed by weak pointers to each item (bsd3, data, library)2018-10-040.1.0.0chessai
web-css60.02Simple functions for CSS. (bsd3, library, web)2011-08-230.1.0BardurArantsson
web-encodings (deprecated)360.012Encapsulate multiple web encoding in a single package. (deprecated) (bsd3, deprecated, library, web)2012-01-180.3.0.9MichaelSnoyman
web-inv-route330.01Composable, reversible, efficient web routing using invertible invariants and bijections (bsd3, library, web)2022-05-080.1.3.2DylanSimon
web-mongrel2 (deprecated)80.01Bindings for the Mongrel2 web server. (bsd3, deprecated, library, web)2011-05-060.0.3ClintMoore
web-page70.01Monoidally construct web pages (bsd3, library, web)2014-09-280.2.0ErtugrulSoeylemez, esz
web-plugins270.010dynamic plugin system for web applications (bsd3, library, web)2022-03-170.4.1JeremyShaw
web-rep220.03representations of a web page (bsd3, library, program, web)2023-12-290.12.1.0tonyday567
web-routes780.037portable, type-safe URL routing (bsd3, language, library, web)2023-02-060.27.15JeremyShaw
web-routes-boomerang370.03Use boomerang for type-safe URL parsers/printers (bsd3, language, library, web)2023-02-060.28.4.4JeremyShaw
web-routes-generics80.00portable, type-safe URL routing (bsd3, language, library, web)2019-07-140.1.0.1JeremyShaw
web-routes-happstack510.09Adds support for using web-routes with Happstack (bsd3, language, library, web)2023-01-230.23.12.3JeremyShaw
web-routes-hsp480.04Adds XMLGenerator instance for RouteT monad (bsd3, language, library, web)2022-04-200.24.6.2JeremyShaw
web-routes-mtl (deprecated in favor of web-routes)150.02Extends web-routes with mtl-based MonadIO / MonadTrans RouteT instances (bsd3, deprecated, language, library, web)2011-03-150.20.1JeremyShaw
web-routes-quasi380.08Define data types and parse/build functions for web-routes via a quasi-quoted DSL (deprecated) (bsd3, library, web, yesod)2012-01-190.7.1.1MichaelSnoyman
web-routes-regular80.02portable, type-safe URL routing (bsd3, language, library, web)2015-12-180.19.0.1JeremyShaw
web-routes-th490.014Support for deriving PathInfo using Template Haskell (bsd3, language, library, web)2023-02-060.22.8.1JeremyShaw
web-routes-transformers (deprecated in favor of web-routes)80.01Extends web-routes with some transformers instances for RouteT (bsd3, deprecated, language, library, web)2010-11-040.19.1JeremyShaw
web-routes-wai360.02Library for maintaining correctness of URLs within an application. (bsd3, language, library, web)2022-04-200.24.3.2JeremyShaw
web-view80.00Type-safe HTML and CSS with intuitive layouts and composable styles. (bsd3, library, program, web)2023-11-280.3.1seanhess
webapi100.01WAI based library for web api (bsd3, library, web)2016-08-030.3magesh, ersran9
webcrank110.03Webmachine inspired toolkit for building http applications and services. (bsd3, library, web)2015-06-090.2.2purefn
webcrank-dispatch50.02A simple request dispatcher. (bsd3, library, web)2015-12-100.2purefn
webcrank-wai70.02Build a WAI Application from Webcrank Resources (bsd3, library, web)2015-06-090.2.1purefn
webdriver862.09a Haskell client for the Selenium WebDriver protocol (browser, bsd3, library, selenium, testing, web, webdriver)2023-11-110.12.0.0AdamCurtis, MichaelSnoyman, thomasjm
webdriver-snoy (deprecated in favor of webdriver)60.01a Haskell client for the Selenium WebDriver protocol (deprecated) (browser, bsd3, deprecated, library, testing, web)2014-10-030.6.0.4MichaelSnoyman
webidl90.01Parser and Pretty Printer for the Web IDL Language (bsd3, language, library, program)2009-06-080.1.1DmitryGolubovsky
webkit-javascriptcore220.04JavaScriptCore FFI from webkitgtk (bsd3, library, unclassified)2016-10-300.14.2.1HamishMackenzie
webkit2gtk3-javascriptcore180.01JavaScriptCore FFI from webkitgtk (bsd3, library, unclassified)2023-05-140.14.4.5HamishMackenzie
webkitgtk3-javascriptcore310.06JavaScriptCore FFI from webkitgtk (bsd3, library, unclassified)2016-10-300.14.2.1HamishMackenzie
webmention40.00Types and functions for working with Webmentions. (bsd3, library, web)2021-03-110.1.0.0alexmingoia
webpage260.01Organized and simple web page scaffold for blaze and lucid (bsd3, library, web)2019-01-260.0.5.1athanclark
webserver230.02HTTP server library (bsd3, library, network)2013-09-050.7.1.1JohnLato, KazuYamamoto
webshow40.00Show programming language printed values in a web UI (bsd3, program, web)2019-04-070.0.0ChrisDone
websnap70.01Transforms URLs to PNGs (bsd3, program, web)2015-03-020.1.0.1jrb
websockets2780.0120A sensible and clean way to write WebSocket-capable servers in Haskell. (bsd3, library, network)2023-12-300.13.0.0JasperVanDerJeugt, SinisaBidin
websockets-rpc190.01Simple streaming RPC mechanism using WebSockets (bsd3, library, web)2018-03-160.7.0athanclark
websockets-simple320.04Composable websockets clients (bsd3, library, web)2019-10-060.2.0athanclark
websockets-simple-extra90.01 (bsd3, library, unclassified)2019-10-080.0.0athanclark
websockets-snap1160.07Snap integration for the websockets library (bsd3, library, network)2019-05-060.10.3.1JasperVanDerJeugt
webwire (deprecated)50.01Functional reactive web framework (bsd3, deprecated, library, web)2011-09-160.1.0ErtugrulSoeylemez, esz
weeder1172.51Detect dead code (bsd3, development, library, program)2024-02-152.8.0NeilMitchell, OliverCharles, ryndubei
weierstrass-functions90.00Weierstrass Elliptic Functions (bsd3, library, math, numeric)2023-10-190.1.6.0stla
weigh832.253Measure allocations of a Haskell functions/values (bsd3, library, web)2023-06-220.0.17ChrisDone, MichaelSnoyman, psibi
weighted-regexp180.02Weighted Regular Expression Matcher (bsd3, library, parsing, text)2012-02-140.3.1.2SebastianFischer
weighted-search110.01A weighted nondeterministic search monad (bsd3, control, library)2013-03-130.1.0.1LukePalmer
welford-online-mean-variance182.00Online computation of mean and variance using the Welford algorithm. (bsd3, library, statistics)2023-01-300.2.0.0schnecki
wembley200.01Pretty-printing of codebases (bsd3, pretty-printing, program)2016-11-280.1.0.0lovasko
werewolf930.00A game engine for playing werewolf within an arbitrary chat client (bsd3, game, library, program)2017-09-221.5.2.0hjwylde
werewolf-slack200.01A chat interface for playing werewolf in Slack (bsd3, game, program)2016-08-171.0.2.0hjwylde
wgpu-hs90.00WGPU (bsd3, graphics, library)2021-09-100.4.0.0lancelet
wgpu-raw-hs170.01WGPU Raw (bsd3, graphics, library)2021-09-100.4.0.0lancelet
what4612.252Solver-agnostic symbolic values support for issuing queries (bsd3, formal-methods, library, program, smt, symbolic-computation, theorem-provers)2023-10-131.5.1RobertDockins, ryanglscott, galoisinc
wheb-mongo60.01MongoDB plugin for Wheb (bsd3, database, library)2014-08-270.0.3.0hansonkd
wheb-redis50.01Redis connection for Wheb (bsd3, library, web)2014-08-270.0.1.0hansonkd
wheb-strapped70.01Strapped templates for Wheb (bsd3, library, web)2014-09-140.1.0.0hansonkd
which240.08Determine the full path to an executable. (bsd3, library, system)2024-01-300.2.0.2JohnEricson, RyanTrinkle, abrar, 3noch, alexfmpe
while-lang-parser70.01Parser for the While language. (bsd3, language, library)2013-05-250.1.0.0DavidNilsson
whim80.01A Haskell window manager (bsd3, library, program, system)2009-01-190.1.1GwernBranwen
whiskers80.01Mustache templates with Template Haskell. (bsd3, library, text)2014-10-300.1.0.3peter
whois150.01WHOIS client library. (bsd3, library, network)2014-09-171.2.2RickyElrod, purcell
wide-word-instances70.00Instances for wide-word (bsd3, data, instances, library, numeric)2021-04-210.1infinity0
wigner-ville-accelerate80.01Wigner-ville transform using the Accelerate library (bsd3, library, parallelism, time-frequency-distributions)2017-10-240.1.0.2Haskell_Mouse
wikicfp-scraper290.01Scrape WikiCFP web site (bsd3, library, web)2022-11-250.1.0.13debugito
wikipedia4epub200.01Wikipedia EPUB E-Book construction from Firefox history. (bsd3, library, program, text)2011-10-020.0.12RadoslavDorcik
wild-bind280.03Dynamic key binding framework (bsd3, library, userinterface)2022-11-280.1.2.9debugito
wild-bind-indicator180.01Graphical indicator for WildBind (bsd3, library, userinterface)2021-03-251.0.0.1debugito
wild-bind-task-x11170.01Task to install and export everything you need to use WildBind in X11 (bsd3, library, userinterface)2021-03-250.2.0.3debugito
wild-bind-x11440.01X11-specific implementation for WildBind (bsd3, library, userinterface)2022-11-280.2.0.15debugito
win-hp-path160.01Work with multiple Haskell Platform versions on Windows (bsd3, library, program, system)2014-11-120.1.2YitzGale
window-utils80.00OS window icon/name utilities (bsd3, library, unclassified)2023-04-030.2.1.0GeorgeThomas
windowslive90.01Implements Windows Live Web Authentication and Delegated Authentication (bsd3, library, web)2009-06-260.3JoshHoyt
winerror90.02Error handling for foreign calls to the Windows API. (bsd3, foreign)2008-11-141.0.1FelixMartini
winery730.03A compact, well-typed seralisation format for Haskell values (bsd3, codec, data, library, parsing, program, serialization)2022-05-311.4FumiakiKinoshita
winio60.01I/O library for Windows (bsd3, library, network, system)2009-03-210.1FelixMartini
wire-streams220.02Fast binary io-streams adapter. (bsd3, data, io-streams, library, parsing)2016-09-270.1.1.0winterland
wires62.01Functional reactive programming library (bsd3, control, frp, library)2018-04-150.2.1esz
wiring140.01Wiring, promotion and demotion of types. (bsd3, data, library)2018-08-110.5.1seanparsons
wiringPi160.00Access GPIO pins on Raspberry Pi via wiringPi library (bsd3, hardware, library, program, raspberrypi)2017-10-051.0.1.1ppelleti
with50.02Simple open product type (bsd3, control, data, library)2018-09-160.1.0iokasimovmt
with-index170.01A tiny library for composing indexed traversals (bsd3, data, lenses, library)2017-10-140.1.0.0PhilFreeman
witherable2182.534filterable traversable (bsd3, data, library)2021-10-120.4.2FumiakiKinoshita
witherable-class (deprecated in favor of witherable)150.04Witherable = Traversable + Filterable (bsd3, data, deprecated, library)2021-01-120.0.1FumiakiKinoshita
witty100.01A network server to show bottlenecks of GHC (bsd3, network, program, web)2015-01-230.0.4KazuYamamoto
wizard200.01the fantastical wizard monoid (bsd3, data, library)2019-05-020.1.1chessai
wizards412.02High level, generic library for interrogative user interfaces (bsd3, library, user-interfaces)2018-11-161.0.3LiamOConnorDavis, SimonMichael
wkt130.01Parsec parsers and types for geographic data in well-known text (WKT) format. (bsd3, data, library)2017-08-290.3.2BenGamari
wl-pprint480.029The Wadler/Leijen Pretty Printer (bsd3, library, text)2018-04-211.2.1NoamLewis, OtakarSmrz, StefanORear
wl-pprint-annotated1220.08Pretty printer with annotation support (bsd3, library, text)2018-08-130.1.0.1minad, janus
wl-pprint-ansiterm60.01ANSI Terminal support with wl-pprint-extras (bsd3, library, system, text)2015-02-240.2.0.0seagull
wl-pprint-extras700.08A free monad based on the Wadler/Leijen pretty printer (bsd3, control, library, monads, text)2015-06-093.5.0.5EdwardKmett, NathanielFilardo
wl-pprint-terminfo860.03A color pretty printer with terminfo support (bsd3, control, library, monads, text)2016-06-223.7.1.4EdwardKmett, NathanielFilardo
wl-pprint-text1400.041A Wadler/Leijen Pretty Printer for Text values (bsd3, library, text)2022-01-091.2.0.2IvanMiljenovic
woe80.00Convenient typeclass for defining arbitrary-index enums. (bsd3, data, library)2019-09-200.1.0.3riuga
woffex50.01Web Open Font Format (WOFF) unpacker. (bsd3, data, program)2011-05-010.1AndrewDrake
wol70.01Send a Wake on LAN Magic Packet (bsd3, library, network, program)2016-07-050.2TomLokhorst
word (deprecated)131.252Words of arbitrary size (bsd3, data, deprecated, library, math, numeric)2018-05-140.1.0.1
word-compat650.09Compatibility shim for the Int/Word internal change in GHC 9.2 (bsd3, data, library)2022-09-280.0.6FumiakiKinoshita
word-vector180.01Initial project template from stack (bsd3, library, web)2016-05-230.1.0.0andrewthad
word-wrap1400.05A library for word-wrapping (bsd3, library, text)2021-09-250.5JonathanDaugherty
word12 (deprecated)40.01Word12 library. (bsd3, data, deprecated, library)2014-09-07
word24372.0724-bit word and int types for GHC (bsd3, data, library)2016-10-252.0.1JohnLato, winterland
word2vec-model52.00Reading word2vec binary models (bsd3, library, program, unclassified)2017-12-300.1.0.0filipg
word81940.061Word8 library (bsd3, data, library)2017-08-010.1.3KazuYamamoto
word8set60.01Word8 set (bsd3, data, library)2023-05-280.1.1phadej
wordchoice400.00Get word counts and distributions (bsd3, library, program, web)2023-01-180.1.2.9vmchale
wordcloud (deprecated)90.01None (bsd3, deprecated, library, unclassified)2014-12-080.1
wordexp780.01wordexp(3) wrappers (bsd3, library, system)2018-07-270.2.2MatveyAksenov
wordify50.00 (bsd3, game, library, program)2019-06-080.1.0.0happy0
wordpass260.01Dictionary-based password generator (bsd3, cryptography, library, password, program, system, tools)2023-03-081.0.0.11MichalGajda
wordpress-auth52.01Validate Wordpress Cookies & Nonces; Build Wordpress Hashes & Salts (bsd3, library, web)2021-05-301.0.0.1lysergia
words190.01Cross-platform access to a list of words (bsd3, language, library)2011-10-100.1.2ChrisSmith
wordsearch80.01A word search solver library and executable (algorithms, bsd3, library, program)2010-10-011.0.1ByronJohnson
wordsetdiff110.01Compare two files as sets of N-tuples of words. (bsd3, program, system)2013-05-170.0.3.1RyanNewton
work-time70.00A library for parsing a chat-based work hour reporting scheme. (bsd3, business, library, program)2018-07-040.1.2.0gonz
workflow-extra60.00Utilities (e.g. Googling the clipboard contents) for the `workflow` pacakge (bsd3, library, program, todo)2017-05-040.0.1sboo
workflow-pure60.00manipulate `workflow-types:Workflow`'s (bsd3, library, program, todo)2017-05-040.0.1sboo
workflow-types70.03Automate keyboard\/mouse\/clipboard\/application interaction. (bsd3, development, library, program)2017-05-040.0.1sboo
workflow-windows50.00Automate keyboard/mouse/clipboard/application interaction. (bsd3, development, program)2016-09-120.0.0sboo
world-peace340.03Open Union and Open Product Types (bsd3, data, library)2020-06-241.0.2.0cdepillabout
worldturtle120.00LOGO-like Turtle graphics with a monadic interface. (bsd3, library, teaching)2022-03-120.3.1.0FortOyer
wp-archivebot50.01Subscribe to a wiki's RSS feed and archive external links (bsd3, network, program)2009-06-040.1GwernBranwen
wrap150.01Wrap a function's return value with another function (bsd3, data, functions, library)2015-02-060.0.0ChrisDone
wraparound190.01Convenient handling of points on a seamless 2-dimensional plane (bsd3, data, library)2012-11-280.0.2ChristopherHoward, infrared
wrecker270.01An HTTP Performance Benchmarker (bsd3, library, program, web)2020-03-031.3.2.0JonathanFischoff, lorenzo
wrecker-ui160.01A web interface for Wrecker, the HTTP Performance Benchmarker (bsd3, program, web)2018-02-273.3.1.0lorenzo
wreq1502.5132An easy-to-use HTTP client library. (bsd3, library, web)2024-03-050.5.4.3BryanOSullivan, ondrap
wreq-helper130.00HTTP/HTTPS response process (bsd3, library, value)2021-07-010.2.0.0Lupino
wreq-patchable50.01An easy-to-use HTTP client library. (bsd3, library, web)2020-04-221.0.0.0nitros12
wreq-sb (deprecated in favor of wreq)50.02An easy-to-use HTTP client library. (bsd3, deprecated, library, web)2015-04-240.4.0.0sestrella
write-buffer-core140.01Buffer your writes, transparently (bsd3, library, web)2017-05-270.1.0.0parsonsmatt
write-buffer-stm130.01A write buffer for STM channels and queues. (bsd3, library, web)2017-05-270.1.0.0parsonsmatt
writer-cps-exceptions90.01Control.Monad.Catch instances for the stricter CPS WriterT and RWST (bsd3, control, library)2019-03-070.1.0.1minad, chessai, topos
writer-cps-full60.01WriteT and RWST monad transformers (Reexport with all dependencies) (bsd3, control, library)2017-01-190.1.0.0minad, louispan
writer-cps-lens80.01Lens instances for the stricter CPS WriterT and RWST (bsd3, control, library)2017-03-060.1.0.1minad, louispan, chessai, topos
writer-cps-monads-tf50.01MonadWriter orphan instances for writer-cps-transformers (bsd3, control, library)2017-01-160.1.0.1minad
writer-cps-morph100.02MFunctor instance for CPS style WriterT and RWST (bsd3, control, library)2017-03-060.1.0.2minad, louispan
writer-cps-mtl290.06MonadWriter orphan instances for writer-cps-transformers (bsd3, control, library)2019-03-070.1.1.6minad, chessai, topos
writer-cps-transformers320.09WriteT and RWST monad transformers (bsd3, control, library)2019-04-290.5.6.1minad, chessai, topos
wryte150.02Pretty output for source generators (bsd3, library, web)2017-05-270.2.0.0TobiasDammers
ws120.00A simple CLI utility for interacting with a websocket (bsd3, library, program, web)2023-11-220.0.6athanclark
ws-chans110.01Unagi chan based websocket client (bsd3, library, network)2017-04-090.1.0.0shmish111
wshterm120.00Terminal emulator over websockets. (bsd3, program, web)2019-03-110.1.0.1lukec
wsjtx-udp70.00WSJT-X UDP protocol (bsd3, ham-radio, library, wsjtx)2018-12-160.1.3.5MarcFontaine
wss-client130.01A-little-higher-level WebSocket client. (bsd3, library, network)2019-11-260.3.0.0igrep
wstunnel240.00Tunneling program over websocket protocol (bsd3, library, program, web)2023-01-070.5.1.0erebe
wtk100.03Wojcik Tool Kit (bsd3, library, utils)2012-09-140.2.1BartoszWojcik
wtk-gtk80.01GTK tools within Wojcik Tool Kit (bsd3, library, utils)2012-09-210.2BartoszWojcik
wu-wei40.00Unimportant Unix adminstration tool (bsd3, program, system)2019-08-160.1.0.2fuzz
wuerfelschlange50.00Code for the dice chain problem (bsd3, math)2021-12-050.1HenningThielemann
wumpus-basic250.04Basic objects and system code built on Wumpus-Core. (bsd3, graphics, library)2012-05-010.24.0StephenTetley
wumpus-core360.05Pure Haskell PostScript and SVG generation. (bsd3, graphics, library)2012-05-010.52.1StephenTetley
wumpus-drawing110.03High-level drawing objects built on Wumpus-Basic. (bsd3, graphics, library)2012-05-010.9.0StephenTetley
wumpus-microprint180.01Microprints - "greek-text" pictures. (bsd3, graphics, library)2011-01-140.14.0StephenTetley
wumpus-tree460.01Drawing trees (bsd3, graphics, library)2012-05-010.20.0StephenTetley
wxAsteroids120.01Try to avoid the asteroids with your space ship (bsd3, game, program)2015-09-231.1.0.1HenkJanVanTuyl
wxFruit80.01An implementation of Fruit using wxHaskell. (bsd3, frp, gui, library, program, reactivity)2010-12-140.1.2.1HenkJanVanTuyl, KidoTakahiro
wxSimpleCanvas50.01Simple zoomable canvas for wxHaskell (bsd3, graphics, library)2016-12-190.0.0.0KristofBastiaensen
wxdirect350.03helper tool for building wxHaskell (bsd3, gui, library, program, user-interfaces)2017-04-280.92.3.0AtzeDijkstra, DanielFischer, EricKow, HenkJanVanTuyl, JeremyODonoghue, KidoTakahiro
wxhnotepad110.01An example of how to implement a basic notepad with wxHaskell (bsd3, development, editor, education, ide, program)2010-05-121.2.0FernandoBenavides
wxturtle40.01turtle like LOGO with wxHaskell (bsd3, library, program, teaching)2012-09-280.0.1YoshikuniJujo
wyvern50.01An autoresponder for Dragon Go Server. (bsd3, game, program)2010-02-140.1DanielWagner
x11-xim280.03A binding to the xim of X11 graphics library (bsd3, graphics, library)2014-09-040.0.9.0YoshikuniJujo
x11-xinput110.01Haskell FFI bindings for X11 XInput library (-lXi) (bsd3, graphics, library)2013-02-150.1.0.0IlyaPortnov
x5092420.047X509 reader and writer (bsd3, data, library)2022-05-311.7.7KazuYamamoto, VincentHanquez
x509-ocsp200.00Basic X509 OCSP implementation (bsd3, data, library)2024-02-280.1.1.0lyokha
x509-store1850.037X.509 collection accessing and storing methods (bsd3, data, library)2022-01-181.6.9KazuYamamoto, VincentHanquez
x509-system1900.017Handle per-operating-system X.509 accessors and storage (bsd3, data, library)2022-01-171.6.7KazuYamamoto, VincentHanquez
x509-util260.01Utility for X509 certificate and chain (bsd3, data, program)2022-01-171.6.6KazuYamamoto, VincentHanquez
x509-validation1970.024X.509 Certificate and CRL validation (bsd3, data, library)2022-01-171.6.12KazuYamamoto, VincentHanquez
x86-64bit341.251Runtime code generation for x86 64 bit machine code (bsd3, code-generation, library)2023-06-230.4.6.3PeterDivianszky
xattr160.03Haskell extended file attributes interface (bsd3, library, system)2014-02-230.6.2DeianStefan, EvanKlitzke
xcb-types520.02Parses XML files used by the XCB project (bsd3, data, library)2023-04-140.13.0AntoineLatter, TychoAndersen
xdg-basedir561.7520A basic implementation of the XDG Base Directory specification. (bsd3, library, system)2012-10-210.2.2WillDonnelly, frasertweedale
xdg-basedir-compliant72.00XDG Basedir (bsd3, library, system)2023-01-011.2.0kephasp
xdg-desktop-entry260.01Parse files conforming to the xdg desktop entry spec (bsd3, library, system)2020-03-010.1.1.1eyevanmalicesun
xdg-userdirs160.01Basic implementation of XDG user directories specification (bsd3, library, system)2013-01-310.1.0.2IlyaPortnov
xdot560.02Parse Graphviz xdot files and interactively view them using GTK and Cairo (bsd3, graphics, graphs, library, program)2024-01-070.3.0.5DennisFelsing
xeno690.07A fast event-based XML parser in pure Haskell (bsd3, library, parser, xml)2022-08-290.6ChrisDone, MichalGajda, ocramz
xenstore80.01Xenstore client access (bsd3, library, system)2013-02-130.1.1VincentHanquez
xformat80.03Extensible, type-safe formatting with scanf- and printf-like functions (bsd3, generics, library, text)2013-12-310.1.2.1SeanLeather
xhaskell-library (deprecated in favor of regex-pderiv)80.01Replaces/Enhances Text.Regex (bsd3, deprecated, library, text)2010-04-200.0.6KennyLu
xhb150.04X Haskell Bindings (bsd3, graphics, library)2015-08-020.6.2015.8.1AntoineLatter
xhtml440.050An XHTML combinator library (bsd3, library, pretty-printer, web, xml)2023-07-213000.3.0.0BenGamari, BjornBringert, ChrisDornan, HerbertValerioRiedel, IanLynagh
xhtml-combinators110.01Fast and easy to use XHTML combinators. (bsd3, library, text, web)2011-06-070.3AlasdairArmstrong
xilinx-lava330.01The Lava system for Xilinx FPGA design with layout combinators. (bsd3, hardware, library, program)2014-08-215.0.1.9SatnamSingh
xing-api120.01Wrapper for the XING API, v1. (bsd3, library, web)2013-06-130.1.3JanAhrens
xinput-conduit130.01Conduit of keys pressed by xinput (bsd3, conduit, library)2015-04-050.0.0ChrisDone
xinu50.00An empty package, uploaded to prevent name-squatting (bsd3, library, system)2022-09-15NicolasTrangez
xinu-ffi40.00An empty package, uploaded to prevent name-squatting (bsd3, library, system)2022-09-15NicolasTrangez
xkcd60.01Downloads the most recent xkcd comic. (application, bsd3, program)2012-08-050.1.1RobertSelvek
xleb60.01A simple monadic language for parsing XML structures. (bsd3, library, xml)2017-10-190.1.0gdritter
xls80.00Parse Microsoft Excel xls files (BIFF/Excel 97-2004) (bsd3, codec, data, library, parser, program, spreadsheet)2020-05-300.1.3harendra, olf
xlsx-tabular190.01Xlsx table cell value extraction utility (bsd3, codec, library, text)2018-01-310.2.2.1KazuoKoga
xml2272.25101A simple XML library. (bsd3, library, text, xml)2015-02-231.3.14DonaldStewart, IavorDiatchki
xml-basic310.05Basics for XML/HTML representation and processing (bsd3, library, xml)2023-01-140.1.3.2HenningThielemann
xml-catalog (deprecated)280.02Parse XML catalog files (deprecated) (bsd3, deprecated, library, text)2014-03-261.1.0.2MichaelSnoyman
xml-conduit-microlens82.00Lenses and traversals for xml-conduit based on microlens (bsd3, library, web-xml)2023-04-160.3.0.0ocramz
xml-conduit-selectors60.00jQuery-style CSS selectors for xml-conduit (bsd3, data, library)2023-03-060.2.0.2TobiasDammers
xml-enumerator (deprecated in favor of xml-conduit)360.011Pure-Haskell utilities for dealing with XML with the enumerator package. (deprecated) (bsd3, deprecated, enumerator, library, xml)2012-01-020.4.4.1MichaelSnoyman
xml-enumerator-combinators60.01Parser combinators for xml-enumerator and compatible XML parsers. (bsd3, enumerator, library, xml)2011-04-060.1AristidBreitkreuz
xml-extractors150.02Extension to the xml package to extract data from parsed xml (bsd3, library, xml)2021-01-270.4.0.3holmisen
xml-hamlet1120.09Hamlet-style quasiquoter for XML content (bsd3, library, text)2022-01-100.5.0.2MichaelSnoyman
xml-helpers320.02Some useful helper functions for the xml library. (bsd3, library, text, xml)2011-04-031.0.0AdamWick
xml-html-conduit-lens150.01Optics for xml-conduit and html-conduit (bsd3, control, library)2018-06-140.3.2.4MatveyAksenov
xml-html-qq160.02Quasi-quoters for XML and HTML Documents (bsd3, library, text)2017-02-090.1.0.1cdepillabout
xml-indexed-cursor200.01Indexed XML cursors similar to 'Text.XML.Cursor' from xml-conduit (bsd3, library, text)2017-02-230.1.1.0cdepillabout
xml-lens330.08Lenses, traversals, and prisms for xml-conduit (bsd3, library, xml)2022-05-150.3.1FumiakiKinoshita
xml-monad140.02Monadic extensions to the xml package. (bsd3, library, text, xml)2011-01-130.5AristidBreitkreuz
xml-optics280.01Optics for xml-conduit (bsd3, library, xml)2021-11-210.2.0Poscat
xml-picklers300.04XML picklers based on xml-types, ported from hexpat-pickle (bsd3, library, xml)2015-04-010.3.6PhilippBalzarek
xml-pipe210.03XML parser which uses simple-pipe (bsd3, library, xml)2014-08-250.0.0.11YoshikuniJujo
xml-prettify40.01Pretty print XML. (bsd3, library, program, text)2010-06-240.1.0.1DavidRosenberg
xml-push270.01Push XML from/to client to/from server over XMPP or HTTP (bsd3, library, network)2014-10-050.0.0.18YoshikuniJujo
xml-syntax80.00Parse XML from bytes (bsd3, data, library)2024-02-070.1.0.2andrewthad, l3c_amartin
xml-tydom-conduit60.01Typed XML encoding for an xml-conduit backend. (bsd3, library, text, web, xml)2017-02-050.1.0.0lancelet
xml-tydom-core60.01Typed XML encoding (core library). (bsd3, library, text, web, xml)2017-02-050.1.0.0lancelet
xml-verify72.00Verifying XML signatures (bsd3, cryptography, library)2022-02-280.1.0.3yobson
xml2html170.03blaze-html instances for xml-conduit types (deprecated) (bsd3, library, xml)2012-08-200.2.0MichaelSnoyman
xml2json80.02translate xml to json (bsd3, library, program, text)2012-10-040.2.0.0YiHuang
xmlgen590.04Fast XML generation library (bsd3, library, text, xml)2018-03-230.6.2.2StefanWehr
xmlhtml690.029XML parser and renderer with HTML 5 quirks mode (bsd3, library, text, xml)2023-02-130.2.5.4ChrisSmith, DougBeardsley, GregoryCollins, JasperVanDerJeugt, imalsogreg, cydparser
xmobar2822.01A Minimalistic Text Based Status Bar (bsd3, library, program, system)2024-03-030.47.4AndreaRossato, JoseAntonioOrtegaRuiz
xmonad2162.7516A tiling window manager (bsd3, library, program, system)2024-02-030.18.0AdamVogt, BrentYorgey, DonaldStewart, PeterJones, PeterSimons, SpencerJanssen, TomasJanousek, psibi, xmonad, TonyZorman
xmonad-bluetilebranch (deprecated in favor of bluetile)120.02A tiling window manager (bsd3, deprecated, program, system)2010-03-190.9.1.4JanVornberger
xmonad-contrib1772.512Community-maintained extensions for xmonad (bsd3, library, system)2024-02-030.18.0AdamVogt, BrentYorgey, PeterJones, PeterSimons, SpencerJanssen, TomasJanousek, psibi, xmonad, TonyZorman
xmonad-contrib-bluetilebranch (deprecated)80.01Third party extensions for xmonad (bsd3, deprecated, library, system)2010-03-190.9.1.4JanVornberger
xmonad-dbus90.00 (bsd3, library, program, unclassified)2023-07-200.1.0.2troydm
xmonad-eval50.01Module for evaluation Haskell expressions in the running xmonad instance (bsd3, library, system)2009-02-220.1DanielSchoepe
xmonad-extras740.02Third party extensions for xmonad with wacky dependencies (bsd3, library, system)2024-02-140.17.1AdamVogt, DanielSchoepe, DanielWagner, TomasJanousek, psibi, TonyZorman
xmonad-spotify160.00Bind media keys to work with Spotify (bsd3, library, xmonad)2019-09-050.1.2.2vmchale
xmonad-utils480.01A small collection of X utilities (bsd3, program, system)2014-06-010.1.3.3AndreaRossato, GwernBranwen, LeifWarner
xmonad-vanessa250.01Custom xmonad, which builds with stack or cabal. (bsd3, library, program, web)2019-01-042.1.0.1vmchale
xmonad-volume90.00XMonad volume controls (bsd3, library, xmonad)2018-12-130.1.1.0vmchale
xmonad-windownames70.01A library to automatically put named windows into the DynamicLog. (bsd3, library, xmonad)2015-11-070.1.0.1plindbe2
xmpipe80.02XMPP implementation using simple-PIPE (bsd3, library, network)2014-10-050.0.0.4YoshikuniJujo
xorshift-plus40.00Simple implementation of xorshift+ PRNG (bsd3, library, math)2019-01-280.1.0.0syocy
xosd200.01A binding to the X on-screen display (bsd3, graphics, library)2012-12-270.2.1DonaldStewart
xournal-builder100.02text builder for xournal file format (bsd3, library, text)2012-09-030.1.1.1IanWooKim
xournal-convert70.01convert utility for xoj files (application, bsd3, library, program)2012-02-170.1.1IanWooKim
xournal-parser230.05Xournal file parser (bsd3, library, text)2015-02-260.5.1IanWooKim
xournal-render190.03Xournal file renderer (bsd3, graphics, library)2012-03-210.6.0IanWooKim
xournal-types180.07Data types for programs for xournal file format (bsd3, data, library)2016-02-120.5.1.0IanWooKim
xpathdsv160.01Command line tool to extract DSV data from HTML and XML with XPATH expressions (bsd3, program, text)2016-05-250.1.1.0DanielChoi
xsd300.07XML Schema data structures (bsd3, library, xml)2021-07-220.6.2StefanWehr, ThomasDuBuisson, TonyMorris
xslt60.02Binding to libxslt (bsd3, foreign-binding, library)2006-09-260.1DavidHimmelstrup
xstatic60.04Low-Fat static file packaging for Haskell projects (bsd3, javascript, library)2022-09-090.2.0TristanCacqueray
xstatic-th40.00Automatic generation of XStaticFile (bsd3, javascript, library)2022-09-090.1.0TristanCacqueray
xtc60.02eXtended & Typed Controls for wxHaskell. (bsd3, gui, library, user-interfaces)2012-06-101.0.1AlanZimmerman, EricKow
xtest120.01Thin FFI bindings to X11 XTest library (bsd3, graphics, library)2011-12-210.2IlyaPortnov
xturtle490.01turtle like LOGO (bsd3, library, teaching)2017-05-210.2.0.0YoshikuniJujo
xxhash72.251A Haskell implementation of the xxHash algorithm (bsd3, cryptography, data, library)2017-01-130.0.2christianmarie, ChristianMarie
xxhash-ffi202.01Bindings to the C implementation the xxHash algorithm (bsd3, cryptography, library)2017-08-310.2.0.0hverr, skeuchel
yackage490.01Personal Hackage replacement for testing new packages. (bsd3, distribution, program, web, yesod)2016-10-130.8.1MichaelSnoyman
yahoo-finance-api120.01Read quotes from Yahoo Finance API. (bsd3, library, web)2017-11-260.2.0.3cdepillabout
yahoo-web-search60.01Yahoo Web Search Services (bsd3, library, web)2008-09-020.2GordonStewart
yall130.02Lenses with a southern twang (bsd3, data, library)2012-09-210.2.1BrandonSimmons
yam (deprecated in favor of boots-app)280.02A wrapper of servant (bsd3, deprecated, library, web)2019-07-240.7leptonyu
yam-app (deprecated)250.04Yam App (bsd3, deprecated, library, project)2018-05-190.2.0leptonyu
yam-datasource (deprecated in favor of boots-app)270.00Yam DataSource Middleware (bsd3, deprecated, library, web)2019-07-240.7leptonyu
yam-job (deprecated)180.01 (bsd3, deprecated, library, project)2018-05-190.2.0leptonyu
yam-redis (deprecated in favor of boots-app)80.00Yam Redis Middleware (bsd3, deprecated, library, web)2019-07-240.7leptonyu
yam-servant (deprecated)170.01 (bsd3, deprecated, library, web)2018-05-190.2.0leptonyu
yam-transaction-odbc (deprecated)170.01 (bsd3, deprecated, library, project)2018-01-150.1.10leptonyu
yam-transaction-postgresql (deprecated)230.01 (bsd3, deprecated, library, project)2018-05-190.2.0leptonyu
yamemo240.01Simple memoisation function (bsd3, data, library)2014-01-200.6.0NobuoYamashita
yaml5772.25242Support for parsing and rendering YAML documents. (bsd3, data, library)2023-07-010.11.11.2MichaelSnoyman
yaml-light190.05A light-weight wrapper with utility functions around HsSyck (bsd3, data, library)2010-10-270.1.4MichaelIlseman
yaml-light-lens340.01Lens interface to yaml-light. (bsd3, data, library)2022-02-150.3.5AnthonyCowley
yaml-pretty-extras (deprecated)120.01Extra functionality for pretty printing Yaml documents. (bsd3, data, deprecated, library)2018-06-280.0.2.2locallycompact
yaml-rpc130.03Simple library for network (HTTP REST-like) YAML RPC (bsd3, library, network)2014-07-031.0.3IlyaPortnov
yaml-rpc-scotty70.01Scotty server backend for yaml-rpc (bsd3, library, network)2014-07-011.0.2IlyaPortnov
yaml-rpc-snap50.01Snap server backend for yaml-rpc (bsd3, library, network)2014-07-031.0.3IlyaPortnov
yaml-streamly332.01Support for parsing and rendering YAML documents. (bsd3, data, library)2023-07-020.12.4maerwald
yaml-union100.00Read multiple yaml-files and override fields recursively (bsd3, data, library, program)2017-11-100.0.3michelk
yampa-canvas180.01blank-canvas frontend for Yampa (bsd3, graphics, library)2018-11-030.2.3AndyGill, ryanglscott
yampa-test290.01Testing library for Yampa. (bsd3, library, testing)2024-02-090.14.7IvanPerez
yaop (deprecated in favor of optparse-applicative, cmdtheline, argparser, cmdargs)140.01Yet another option parser (bsd3, deprecated, library, system)2012-09-090.1.2.1EugeneSmolanka
yap100.02yet another prelude - a simplistic refactoring with algebraic classes (algebra, bsd3, library, prelude)2012-02-030.2RossPaterson
yapb182.00Yet Another Parser Builder (YAPB) (bsd3, library, parser-builder, program)2022-12-250.2.7lazyswamp
yate152.01Yet Another Template Engine (bsd3, library, text)2020-02-240.1.0.3thoferon
yavie50.01yet another visual editor (bsd3, editor, library, program)2010-07-160.0.1YoshikuniJujo
ycextra50.02Additional utilities to work with Yhc Core. (bsd3, development, library)2009-01-130.1DmitryGolubovsky
yeganesh470.01small dmenu wrapper (bsd3, program, text)2012-04-212.5DanielWagner
yesod-alerts140.01Alert messages for the Yesod framework (bsd3, library, web)2019-06-280.1.3.0alx741, DanielCampoverde
yesod-angular90.01Angular JS integratoin (bsd3, library, web)2015-09-210.1.0.2creichert, ChristopherReichert
yesod-angular-ui80.01Angular Helpers (bsd3, library, web)2015-05-200.1.1.0tolysz
yesod-articles60.01Automatically generate article previews for a yesod site (bsd3, library, web, yesod)2017-04-160.1.0.0MattEads
yesod-auth-basic190.01Yesod Middleware for HTTP Basic Authentication (bsd3, library, web)2020-08-110.1.0.3ChristopherReichert
yesod-auth-deskcom100.01Desk.com remote authentication support for Yesod apps. (bsd3, library, web, yesod)2014-10-011.4.0FelipeLessa
yesod-auth-fb880.01Authentication backend for Yesod using Facebook. (bsd3, library, web)2020-03-141.10.1FelipeLessa, psibi
yesod-auth-kerberos180.01Kerberos Authentication for Yesod. (bsd3, library, web, yesod)2015-09-091.4.3ArashRouhani
yesod-auth-ldap90.01LDAP Authentication for Yesod. (bsd3, library, web, yesod)2012-03-290.0.3MichaelLitchard
yesod-auth-ldap-native80.01Yesod LDAP authentication plugin (bsd3, library, web, yesod)2016-06-170.2.0.0mkazulak
yesod-auth-oauth390.01OAuth Authentication for Yesod. (bsd3, library, web, yesod)2022-12-091.6.1FelipeLessa, HiromiIshii, MichaelLitchard, MichaelSnoyman
yesod-auth-oidc (deprecated)110.00A yesod-auth plugin for multi-tenant SSO via OpenID Connect (bsd3, deprecated, library, web, yesod)2023-06-140.1.4
yesod-auth-simple50.00Traditional email/pass auth for Yesod. (bsd3, library, program, web, yesod)2022-06-031.1.0Jappie, jgt, sethlivy
yesod-auth-zendesk120.01Zendesk remote authentication support for Yesod apps. (bsd3, library, web, yesod)2014-07-051.2.1FelipeLessa
yesod-colonnade270.01Helper functions for using yesod with colonnade (bsd3, library, web)2024-03-061.3.0.2andrewthad, l3c_amartin
yesod-comments350.01A generic comments interface for a Yesod application (bsd3, library, web, yesod)2014-07-280.9.2PatrickBrisbin
yesod-content-pdf180.01PDF Content Type for Yesod (bsd3, library, web)2019-02-280.2.0.5alexkyllo
yesod-continuations50.01Continuations for Yesod (bsd3, library, program, web)2010-11-270.1MattBrown
yesod-crud110.01Generic administrative CRUD operations as a Yesod subsite (bsd3, library, web)2016-05-300.1.7league
yesod-datatables50.01Yesod plugin for DataTables (jQuery grid plugin) (bsd3, library, web, yesod)2013-01-180.1.1TeroLaitinen
yesod-dsl380.01DSL for generating Yesod subsite to manage an RDBMS; (bsd3, library, program, web, yesod)2016-01-030.2.1TeroLaitinen
yesod-examples (deprecated)230.01Example programs using the Yesod Web Framework. (deprecated) (bsd3, deprecated, program, web, yesod)2012-01-190.9.0.1MichaelSnoyman
yesod-fast-devel40.01Fast live-reloading for yesod applications. (bsd3, development, program)2017-05-050.1.2.0yamadapc
yesod-fb600.02Useful glue functions between the fb library and Yesod. (bsd3, library, web)2020-03-140.6.1FelipeLessa, psibi
yesod-filter60.00Automatic filter generator for Yesod (bsd3, library, web)2020-10-080.1.0.2KenzoYotsuya
yesod-form-bulma80.00support Bulma form for Yesod (bsd3, library, program, web, yesod)2018-06-060.1.0.0waddlaw
yesod-gitrev160.01A subsite for displaying git information. (bsd3, library, web)2021-07-200.2.2DanBurton
yesod-goodies110.02A collection of various small helpers useful in any yesod application. (bsd3, library, web, yesod)2011-09-110.0.5PatrickBrisbin
yesod-ip110.01Code for using the ip package with yesod (bsd3, library, web)2019-03-060.5.1andrewthad
yesod-job-queue182.01Background jobs library for Yesod. (bsd3, library, web)2017-05-170.3.0.4nakaji_dayo
yesod-katip90.00Logging bridge between Yesod and Katip (bsd3, library, logging, web)2020-12-290.1.0.0ivanbakel
yesod-links70.01A typeclass which simplifies creating link widgets throughout your site (bsd3, library, web, yesod)2013-05-300.3.0PatrickBrisbin
yesod-lucid50.01Lucid support for Yesod (bsd3, library, web, yesod)2015-08-050.1JoeyHess
yesod-mangopay240.01Yesod library for MangoPay API access (bsd3, library, web)2015-12-311.12FelipeLessa, JeanPhilippeMoresmau
yesod-paginate50.01Pagination for Yesod sites. (bsd3, library, web, yesod)2010-12-220.1AlexanderDunlap
yesod-pnotify320.01Yet another getMessage/setMessage using pnotify jquery plugins (bsd3, library, program, web, yesod)2016-03-091.1.3.2KatsutoshiItoh
yesod-recaptcha200.01Dead simple support for reCAPTCHA on Yesod applications. (bsd3, library, web)2014-11-241.4FelipeLessa
yesod-sass80.01A simple quasiquoter to include sass code in yesod (bsd3, library, web)2015-07-160.1.2.0fgaray
yesod-session-redis50.01Redis-Powered Sessions for Haskell (bsd3, database, library)2014-03-220.1.0olihunt
yesod-static-streamly400.00A streamly-based library providing performance-focused alternatives for functionality found in yesod-static. (bsd3, library, streamly, web, yesod)2023-07-220.1.5.3MatthewMosior
yesod-tableview (deprecated)110.01Table view for Yesod applications (bsd3, deprecated, library, yesod)2011-02-140.2.1ErtugrulSoeylemez, esz
yesod-test-json90.01Utility functions for testing JSON web services written in Yesod (bsd3, library, web)2012-08-170.2.0.0SamAnklesaria
yesod-text-markdown230.01Yesod support for Text.Markdown. (bsd3, library, yesod)2018-05-020.1.10ArashRouhani, bsima
yesod-vend70.01Simple CRUD classes for easy view creation for Yesod (bsd3, library, program, web, yesod)2013-07-160.3.0.0KrzysztofSkrzetnicki
yesod-websockets-extra170.01Extension to yesod-websockets (bsd3, library, web)2015-04-100.1.0.0tolysz
yesod-worker60.01Initial project template from stack (bsd3, library, web)2016-07-070.1.0.0jdabbs
yhccore80.04Yhc's Internal Core language. (bsd3, development, library)2009-01-180.9.1DmitryGolubovsky, NeilMitchell
yi-monokai100.01Monokai colour theme for the Yi text editor (bsd3, editor, library)2014-08-110.1.1.2MateuszKowalczyk
yi-spolsky40.01Spolsky colour theme for the Yi text editor (bsd3, editor, library)2014-05-080.1MarioPastorelli
yices140.04Haskell programming interface to Yices SMT solver (bsd3, library, math)2012-02-070.0.0.12KiYungAhn
yices-easy80.01Simple interface to the Yices SMT (SAT modulo theories) solver. (algorithms, bsd3, library, math, theorem-provers)2010-09-290.1KeeganMcAllister
yices-painless100.01An embedded language for programming the Yices SMT solver (bsd3, formal-methods, library, math, theorem-provers)2011-01-170.1.2DonaldStewart
yjsvg290.04make SVG string from Haskell data (bsd3, graphics, library)2017-05-210.2.0.1YoshikuniJujo
yoda140.01Parser combinators for young padawans (bsd3, library, text)2018-11-050.1.3.0NicolasWu
yoga360.01Bindings to Facebook's Yoga layout library (bsd3, graphics, library)2024-01-140.0.0.8Mokosha
yoko180.01Generic Programming with Disbanded Data Types (bsd3, generics, library, reflection)2012-09-262.0NicolasFrisby
york-lava70.01A library for digital circuit description. (bsd3, hardware, library)2009-09-150.2MatthewNaylor
youtube (deprecated)170.01Upload video to YouTube via YouTube API (bsd3, deprecated, program, web)2017-07-280.2.1.1HenningThielemann
ytl80.01mtl-style transformations for Yesod sites (bsd3, library, web)2020-12-290.1.0.0ivanbakel
yuuko150.02A transcendental HTML parser gently wrapping the HXT library (bsd3, library, program, text)2010-11-282010.11.28JinjingWang
yx170.00Row-major coordinates (bsd3, geometry, library)2019-12-280.0.4.3mtth
z3682.256Bindings for the Z3 Theorem Prover (bit-vectors, bsd3, formal-methods, library, math, smt, theorem-provers)2020-08-29408.2IagoAbal
z8570.00Implementation of the z85 binary codec (bsd3, data, library)2018-12-300.0.2athanclark
zabt140.01Simple-minded abstract binding trees (bsd3, language, library)2016-08-110.4.0.0JosephAbrahamson
zalgo (deprecated in favor of functional-kmp)210.01Z-algorithm implemented on haskell's built-in cons-cell-based lists. (bsd3, data, deprecated, library)2015-09-010.2.0.0mniip
zampolit90.01A tool for checking how much work is done on group projects. (bsd3, program, text)2011-05-090.3BrianSniffen
zasni-gerna222.01lojban parser (zasni gerna) (bsd3, language, library)2019-10-240.0.7.1YoshikuniJujo
zbar120.00zbar bindings in Haskell (barcode, bsd3, c, ffi, foreign, image, library)2021-03-280.2.0.0vmchale
zcache160.01Zobrist keys for game state tracking (bsd3, data, library)2010-06-140.0.0SamAnklesaria
zenc570.05GHC style name Z-encoding and Z-decoding (bsd3, library, text)2021-06-210.1.2JasonDagit
zephyr-copilot240.00Embedded programming in haskell using the Copilot stream DSL and Zephyr (bsd3, embedded, language, library)2024-02-221.0.9JoeyHess
zero160.01Semigroups with absorption (bsd3, data, library)2019-05-160.1.5DimitriSabadie
zeromq4-clone-pattern (deprecated in favor of zeromq4-patterns)40.00Haskell implementation of the ZeroMQ clone pattern. (bsd3, deprecated, library, program, system)2018-04-280.1.0.0hverr
zeromq4-patterns110.00Haskell implementation of several ZeroMQ patterns. (bsd3, library, program, system)2018-05-010.3.1.0hverr
zeromq4-simple160.02More constrained extensions to zeromq4-haskell (bsd3, ffi, library, system)2019-10-130.0.0.2athanclark
zeroth160.01ZeroTH - remove unnecessary TH dependencies (bsd3, language, library, program)2009-06-232009.6.23.3DavidHimmelstrup, RobinGreen
zettelkast80.00Command-line utility for working with zettelkast files (bsd3, library, program, text)2020-09-280.2.0.0MasseR
zigbee-znet2570.01XBee ZNet 2.5 (ZigBee) wireless modem communications (bsd3, library, network)2012-08-020.1.1.0DavidJoyner
zigzag690.03Zigzag encoding of integers into unsigned integers. (bsd3, data, library)2024-02-010.1.0.0andrewthad, edemko, l3c_amartin
zip1092.255Operations on zip archives (bsd3, codec, library, program)2023-04-272.0.0HerbertValerioRiedel, mrkkrp
zip-archive4500.041Library for creating and modifying zip archives. (bsd3, codec, library)2024-03-070.4.3.1JohnMacFarlane
zip-cmd40.00Simple CLI tool for the haskell zip library. (bsd3, program)2022-12-201.0.1CsabaHruska
zip-conduit270.02Working with zip archives via conduits (bsd3, codec, conduit, library)2022-10-090.3.0TimCherganov
zip-stream510.02ZIP archive streaming using conduits (bsd3, codec, conduit, library, program)2022-11-210.2.2.0DylanSimon
zipedit90.01Create simple list editor interfaces (bsd3, library, user-interfaces)2008-06-260.2.3BrentYorgey
zipper190.02Generic zipper for families of recursive datatypes (bsd3, generics, library)2018-11-120.4.3AndresLoeh
zippers332.04Traversal based zippers (bsd3, library, zippers)2021-11-160.3.2EdwardKmett, EricMertens, ryanglscott
zippo110.01A simple lens-based, generic, heterogenous, type-checked zipper library (bsd3, data, library)2012-09-210.3BrandonSimmons
ziptastic-client120.01A type-safe client for the Ziptastic API for doing forward and reverse geocoding. (bsd3, library, web)2017-06-050.3.0.33noch
ziptastic-core100.01Core Servant specification for the Ziptastic API for doing forward and reverse geocoding. (bsd3, library, web)2017-06-050.2.0.33noch
zlib4640.0179Compression and decompression in the gzip and zlib formats (bsd3, codec, library)2024-02-070.7.0.0DuncanCoutts, HerbertValerioRiedel, Bodigrim, topos
zlib-bindings1500.012Low-level bindings to the zlib package. (bsd3, codec, library)2014-03-260.1.1.5GregoryCollins, MichaelSnoyman
zlib-bytes40.00zlib compression bindings (bsd3, data, library)2024-02-020.1.0.2andrewthad, l3c_amartin
zlib-conduit (deprecated in favor of conduit-extra)410.09Streaming compression/decompression via conduits. (deprecated) (bsd3, conduit, data, deprecated, library)2014-04-021.1.0MichaelSnoyman
zlib-lens272.01Lenses for zlib (bsd3, codec, library)2016-02-130.1.2.1EdwardKmett, EricMertens
zm150.01Language independent, reproducible, absolute types (bsd3, data, library, reflection)2017-12-110.3.2PasqualinoAssini
zmcat80.01Command-line tool for ZeroMQ. (bsd3, library, network, program)2014-03-100.3LucasDiCioccio
zmidi-core200.02Read and write MIDI files. (bsd3, library, music)2018-07-160.9.0StephenTetley
zoneinfo110.01ZoneInfo library. (bsd3, library, system)2009-09-150.5MarkAylett
zoom110.01A rake/thor-like task runner written in Haskell (bsd3, distribution, library, program)2011-08-050.1.0.1IanDuncan
zoom-cache450.04A streamable, seekable, zoomable cache file format (bsd3, development, library, program)2012-12-071.2.1.6ConradParker
zoom-cache-pcm140.01Library for zoom-cache PCM audio codecs (bsd3, library, sound)2012-11-190.3.0.1ConradParker
zoom-refs70.01Zoom (~ Functor) and pairing (~ Applicative) for mutable references. (bsd3, control, library)2016-05-230.0.0.1mjmrotek
zoovisitor460.00A haskell binding to Apache Zookeeper C library(mt) using Haskell Z project. (bsd3, database, library)2023-08-070.2.6.1lyndward
zot182.01Zot language (bsd3, compilers-interpreters, program)2016-03-270.0.3YoshikuniJujo
zre190.00ZRE protocol implementation (bsd3, library, networking, program)2023-11-280.1.5.1srk
zsdd80.00Zero-Suppressed and Reduced Decision Diagrams (bsd3, data, library)2020-05-070.2.1.0
zsh-battery50.01Ascii bars representing battery status (bsd3, graphics, program)2011-04-040.2MatsRauhala
zstd590.08Haskell bindings to the Zstandard compression algorithm (bsd3, codec, library)2021-09-270.1.3.0BryanOSullivan, luispedro
zsyntax50.00Automated theorem prover for the Zsyntax biochemical calculus (bioinformatics, bsd3, library, logic, theorem-provers)2018-12-150.2.0.0fsestini
ztail280.01Multi-file, colored, filtered log tailer. (bsd3, console, program, system)2022-03-191.2.0.3DylanSimon
ztar270.01Creating and extracting arbitrary archives (bsd3, codec, library)2020-05-031.0.2brandonchinn178
zxcvbn-c110.00Password strength estimation (bsd3, library, system)2016-09-251.0.1JoeyHess