Packages tagged bsd3

8955 packages have this tag.

[Merge tag] (trustees only)

Related tags: library (8199), program (1782), data (1482), web (1097), deprecated (662), text (557), control (512), development (463), system (461), network (456), math (419), language (417), graphics (354), database (284), data-structures (210), unclassified (201), testing (181), concurrency (149), game (132), parsing (132), codec (121), generics (99), cryptography (91), compilers-interpreters (88), distribution (83), algorithms (78), ffi (76), natural-language-processing (72), sound (72), frp (71), monads (60), xml (56), ai (55), music (54), utils (53), user-interfaces (52), json (51), console (49), foreign (47), prelude (47), pipes (45), conduit (42), compiler (40), distributed-computing (40), machine-learning (40), numerical (38), lenses (37), parallelism (37), servant (37), yesod (37), gui (36), hardware (36), numeric (33), dependent-types (32), algebra (31), snap (31), template-haskell (31), configuration (30), logging (30), type-system (30), application (29), debug (29), statistics (29), acme (27), time (27), reactivity (26), code-generation (25), compression (25), graphs (25), bioinformatics (24), embedded (24), finance (24), physics (24), theorem-provers (24), test (23), logic (22), tools (22), formal-methods (21), aws (20), enumerator (20), filesystem (20), io-streams (20), records (20), education (18), monad (18), security (18), cli (17), data-mining (17), ghc (17), happstack (17), image (17), parser (17), csv (16), pretty-printer (16), comonads (15), profiling (15), api (14), error-handling (14), nix (14), serialization (14), simulation (14), utility (14), benchmarking (13), cloud (13), foreign-binding (13), lens (13), tensors (13), aviation (12), combinators (12), concurrent (12), documentation (12), monadic-regions (12), streaming (12), trace (12), tree-sitter (12), clckwrks (11), effect (11), geometry (11), haskell (11), other (11), project (11), random (11), science (11), constraints (10), editor (10), failure (10), game-engine (10), geography (10), list (10), mathematics (10), reflection (10), search (10), .net (9), bit-vectors (9), email (9), html (9), java (9), javascript (9), jvm (9), network-apis (9), optics (9), optimisation (9), optimization (9), quipper (9), shake (9), ats (8), authentication (8), bit (8), fay (8), functors (8), performance (8), smt (8), succinct-data-structures (8), audio (7), categories (7), compiler-plugin (7), composition (7), desktop (7), networking (7), postgresql (7), swagger (7), teaching (7), these (7), archive (6), bio (6), chemistry (6), clr (6), clustering (6), compatibility (6), distributed-systems (6), file (6), io (6), money (6), pdf (6), protocol (6), pugs (6), robotics (6), source-tools (6), terminal (6), type (6), vector (6), adsb (5), business (5), c (5), cloud-haskell (5), crypto (5), dhall (5), dsl (5), ffi-tools (5), formal-languages (5), games (5), git (5), interfaces (5), irc (5), media (5), nlp (5), phantom-types (5), spam (5), stratux (5), tar (5), template (5), tool (5), ui (5), array (4), bitcoin (4), build (4), codecs (4), command-line-tools (4), data-science (4), elm (4), eventsourcing (4), graph (4), ide (4), latex (4), live-coding (4), microcontroller (4), n2o (4), options (4), polymorphism (4), profunctors (4), software (4), stm32 (4), symbolic-computation (4), syntax (4), typography (4), user-interface (4), userinterface (4), util (4), xmonad (4), algorithm (3), animation (3), argumentation (3), bytestring (3), cache (3), category-theory (3), charts (3), classification (3), command-line (3), commandline (3), compilers (3), data-structure (3), debian (3), debugging (3), disassembler (3), effects (3), exceptions (3), font (3), format (3), hash (3), haskell2010 (3), hkd (3), monitoring (3), mutable-state (3), net (3), password (3), plugin (3), polysemy (3), recursion (3), refactoring (3), streamly (3), string (3), svg (3), todo (3), transformation (3), unicode (3), utilities (3), visualization (3), wai (3), adjunctions (2), application-server (2), backup (2), blockchain (2), browser (2), cabal (2), commercial (2), containers (2), datamining (2), default (2), demo (2), diagnostics (2), directory (2), eden (2), experimental (2), fedora (2), formatting (2), foundation (2), framework (2), functions (2), genealogy (2), general (2), generic (2), geo (2), haskell98 (2), hasql (2), i2c (2), languages (2), lexer (2), linear-algebra (2), logic-programming (2), machine-vision (2), machines (2), mapreduce (2), maths (2), metrics (2), middleware (2), miso (2), mobile (2), noise (2), numerics (2), opengl (2), pattern (2), persistent (2), program-transformation (2), public-domain (2), quantum (2), qux (2), raspberrypi (2), reactive (2), reflex (2), reverse-engineering (2), safe (2), sample-code (2), scheduling (2), scripting (2), shell (2), simd (2), software-defined-radio (2), sorting (2), spreadsheet (2), statistical-modeling (2), templating (2), toml (2), tree (2), typescript (2), unknown (2), unsafe (2), value (2), visual-programming (2), vulkan (2), workflow (2), yaml (2), zip (2), zippers (2), Excel (1), PostgreSQL (1), accelerate (1), aeson (1), algorithm-visualization (1), algorithmic-music-composition (1), apple (1), ast (1), attribute-grammars (1), automatic-music-generation (1), barcode (1), base16 (1), base32 (1), base64 (1), binary (1), bindings (1), bits (1), bsd (1), bsd2 (1), bsparse (1), build-tool (1), bundle (1), bytes (1), bzip (1), c# (1), caching (1), category (1), cgi (1), chaos-music (1), chat (1), chs (1), ci (1), cli-tool (1), codegen (1), codequality (1), coerce (1), combinatorics (1), commerce (1), common-parts (1), compilation (1), computer-algebra (1), concourse (1), constraint (1), contract (1), control. (1), control.monad (1), control.parallel.eden (1), conversion (1), csharp (1), customsetup (1), data-flow (1), data-network (1), data-processing (1), date (1), ...

Name
DLs
Rating
Description
Tags
Last U/L
Maintainer
3d-graphics-examples540.0Examples of 3D graphics programming with OpenGL (bsd3, fractals, graphics, program)2016-07-22WolfgangJeltsch
4Blocks280.0A tetris-like game (works with GHC 6.8.3 and Gtk2hs 0.9.13) (bsd3, game, program)2010-05-07AndrewCalleja
ABList880.0An alternating list of two types (bsd3, data, library)2014-06-23DylanJust
AC-Angle510.0Angles in degrees and radians. (bsd3, data, library, math, numerical)2010-07-23AndrewCoppin
AC-Boolean600.0Handle Boolean values generatically. (bsd3, data, library, logic, math)2010-11-09AndrewCoppin
AC-BuildPlatform600.0Detect which OS you're running on. (bsd3, library, system)2011-06-08AndrewCoppin
AC-Colour1550.0Efficient RGB colour types. (bsd3, data, graphics, library, math, numerical)2014-01-12AndrewCoppin
AC-EasyRaster-GTK710.0GTK+ pixel plotting. (bsd3, graphics, library)2010-10-28AndrewCoppin
AC-HalfInteger610.0Efficient half-integer type. (bsd3, data, library, math, numerical)2009-08-12AndrewCoppin
AC-MiniTest210.0A simple test framework. (bsd3, library, testing)2012-02-24AndrewCoppin
AC-PPM520.0Trivial package for writing PPM images. (bsd3, codec, graphics, library)2010-01-18AndrewCoppin
AC-Random330.0A pure Haskell PRNG. (bsd3, library, random)2011-08-25AndrewCoppin
AC-Terminal320.0Trivial wrapper over ansi-terminal. (bsd3, data, library, math, numerical)2010-10-28AndrewCoppin
AC-VanillaArray600.0Immutable arrays with plain integer indicies. (bsd3, data, library)2010-01-17AndrewCoppin
AC-Vector2840.0Efficient geometric vectors and transformations. (bsd3, data, graphics, library, math, numerical)2011-08-12AndrewCoppin
AC-Vector-Fancy850.0Fancy type-system stuff for AC-Vector (bsd3, data, graphics, library, math, numerical)2010-08-15AndrewCoppin
ACME372.25Essential features (acme, bsd3, library)2015-01-02JamesCandy
ADPfusion2690.0Efficient, high-level dynamic programming. (algorithms, bioinformatics, bsd3, data-structures, formal-languages, library)2019-10-01ChristianHoener
ADPfusionForest110.0Dynamic programming on tree and forest structures (bioinformatics, bsd3, formal-languages, library)2017-11-23ChristianHoener
ADPfusionSet280.0Dynamic programming for Set data structures. (algorithms, bioinformatics, bsd3, data-structures, formal-languages, library)2017-10-19ChristianHoener
AERN-Basics (deprecated in favor of aern2-mp, aern2-real)330.0foundational type classes for approximating exact real numbers (bsd3, data, deprecated, library, math, program)2011-05-11MichalKonecny
AERN-Net (deprecated in favor of aern2-mp, aern2-real)500.0Compositional lazy dataflow networks for exact real number computation (bsd3, deprecated, distributed-computing, library, math)2009-07-29MichalKonecny
AERN-Real (deprecated in favor of aern2-mp, aern2-real)2000.0arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math)2011-05-11MichalKonecny
AERN-Real-Double (deprecated in favor of aern2-mp, aern2-real)420.0arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math, program)2011-05-11MichalKonecny
AERN-Real-Interval (deprecated in favor of aern2-mp, aern2-real)330.0arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math)2011-05-11MichalKonecny
AERN-RnToRm (deprecated)990.0polynomial function enclosures (PFEs) approximating exact real functions (bsd3, data, deprecated, library, math)2009-07-29MichalKonecny
AERN-RnToRm-Plot (deprecated)840.0GL plotting of polynomial function enclosures (PFEs) (bsd3, data, deprecated, library, math)2009-08-01MichalKonecny
AES1540.0Fast AES encryption/decryption for bytestrings (bsd3, cryptography, library)2014-05-07SveinOveAas
AGI1520.0A library for writing AGI scripts for Asterisk (bsd3, library, network)2009-12-07JeremyShaw
ALUT2440.0A binding for the OpenAL Utility Toolkit (bsd3, library, sound)2019-06-10StephenBlackheath, SvenPanne
AMI200.0Low-level bindings for Asterisk Manager Interface (AMI). (bsd3, library, network)2012-01-16IlyaPortnov
ANum920.0Num instance for Applicatives provided via the ANum newtype (bsd3, data, library)2018-02-13DanBurton
ASN1230.0ASN.1 support for Haskell (bsd3, language, library)2008-06-22HerbertValerioRiedel
AVar (deprecated)900.0Mutable variables with Exception handling and concurrency support. (bsd3, concurrency, deprecated, library)2009-12-08AlexMason
AWin32Console170.0A binding to a part of the ANSI escape code for the console (bsd3, library, system)2010-01-24HaraldWolfsgruber
AbortT-monadstf230.0Monads-tf instances for the AbortT monad transformer. (bsd3, control, library)2012-12-07GregoryCrosswhite
AbortT-mtl470.0mtl instances for the AbortT monad transformer (bsd3, control, library)2016-02-06GregoryCrosswhite
AbortT-transformers800.0A monad and monadic transformer providing "abort" functionality (bsd3, control, library)2019-07-19GregoryCrosswhite
ActionKid250.0An easy-to-use video game framework for Haskell. (bsd3, game-engine, library, program)2014-11-11AdityaBhargava
Adaptive370.0Library for incremental computing. (algorithms, bsd3, library, program)2013-01-28DustinDeWeese, MagnusCarlsson, PeterJonsson
Adaptive-Blaisorblade90.0Library for incremental computing. (bsd3, control, library, program)2013-01-26PaoloGiarrusso
Advgame420.0Lisperati's adventure game in Lisp translated to Haskell (bsd3, game, program)2010-06-11TimWawrzynczak
Agata (deprecated in favor of testing-feat)610.0Generator-generator for QuickCheck (bsd3, deprecated, library, testing)2012-08-01JonasDuregard
AhoCorasick850.0Aho-Corasick string matching algorithm (bsd3, library, text)2012-11-09SergeyLymar
AlanDeniseEricLauren530.0Find the minimal subset/submap satisfying some property. (algorithms, bsd3, library)2016-08-24EchoNolan
AlgoRhythm210.0Algorithmic music composition (algorithmic-music-composition, automatic-music-generation, bsd3, chaos-music, generative-music-grammars, library, program)2018-04-06omelkonian
AlgorithmW510.0Example implementation of Algorithm W for Hindley-Milner type inference. (bsd3, development, program)2015-05-27MartinGrabmueller
AndroidViewHierarchyImporter150.0Android view hierarchy importer (bsd3, development, program)2012-12-19alpheccar
Animas310.0Updated version of Yampa: a library for programming hybrid systems. (bsd3, frp, library, reactivity)2011-03-27EdwardAmsden
Annotations1300.0Constructing, analyzing and destructing annotated trees (bsd3, generics, library)2016-12-05MartijnVanSteenbergen
Ansi2Html360.0Convert ANSI Terminal Sequences to nice HTML markup (bsd3, program, web)2011-09-10JensStimpfle
ApplePush200.0Library for Apple Push Notification Service (bsd3, library, network, program)2009-07-13ChrisMoos
AppleScript950.0Call AppleScript from Haskell, and then call back into Haskell. (bsd3, foreign)2012-02-15ReinerPope, WouterSwierstra
ApproxFun-hs170.0Function approximation (bsd3, library, math)2015-04-26DominicSteinitz
ArrayRef540.0Unboxed references, dynamic arrays and more (bsd3, data, library)2009-06-26GwernBranwen
AttoBencode560.0Fast Bencode encoding and parsing library (bsd3, data, library)2014-06-24FlorianHartwig
AttoJson (deprecated in favor of aeson)1080.0Simple lightweight JSON parser, generator & manipulator based on ByteString (bsd3, deprecated, library, text)2011-02-03HiromiIshii
Attrac530.0Visualisation of Strange Attractors in 3-Dimensions (bsd3, graphics, program)2010-03-15RubenZilibowitz
Aurochs200.0Yet another parser generator for C/C++ (bsd3, development, program)2011-11-08XinyuJiang
AvlTree940.0Balanced binary trees using the AVL algorithm. (bsd3, data-structures, library)2008-08-29AdrianHey
BASIC872.0Embedded BASIC (bsd3, language, library)2009-02-09LennartAugustsson
Befunge93230.0An interpreter for the Befunge-93 Programming Language (bsd3, compilers-interpreters, program)2010-05-20BrandonSimmons
BerkeleyDB1550.0Berkeley DB binding (bsd3, database, library)2013-03-13JohnMcCall, StephenBlackheath
BerkeleyDBXML1060.0Berkeley DB XML binding (bsd3, database, library)2011-09-06StephenBlackheath
BerlekampAlgorithm140.0Factorization of polynomials over finite field (bsd3, library, math)2013-06-10AbdelwahebMiled
BigPixel340.0Image editor for pixel art (bsd3, development, program)2014-01-24ManuelChakravarty
BinderAnn80.0Source-to-source plugin for enhancing EDSLs with static annotations (bsd3, compiler-plugin, library)2020-03-19agustinmista
Binpack590.0Common bin-packing heuristics. (algorithms, bsd3, heuristics, library)2014-02-07BjoernBrandenburg, DavidFeng
BiobaseENA250.0European Nucleotide Archive data (bsd3, data, library)2019-06-14ChristianHoener
BiobaseFasta920.0streaming FASTA parser (bioinformatics, bsd3, library)2019-06-17ChristianHoener
BiobaseNewick510.0Newick file format parser. (bioinformatics, bsd3, library, program)2017-07-07ChristianHoener
BiobaseTypes1360.0Collection of types for bioinformatics (bioinformatics, bsd3, data-structures, library)2019-06-14ChristianHoener
BiobaseXNA3640.0Efficient RNA/DNA/Protein Primary/Secondary Structure (bioinformatics, bsd3, library, program)2019-06-14ChristianHoener
BitStringRandomMonad810.0 (bsd3, crypto, library)2018-03-03Ofenhed
BitSyntax520.0A module to aid in the (de)serialisation of binary data (bsd3, library, serialization)2015-10-26AdamLangley, joecrayne
Bitly (deprecated)990.0A library to access bit.ly URL shortener. (bsd3, deprecated, library, web)2012-02-02SergeyAstanin
BlogLiterately-diagrams5080.0Include images in blog posts with inline diagrams code (bsd3, library, program, web)2019-03-05BrentYorgey
BluePrintCSS (deprecated)190.0Html document layout library. (bsd3, deprecated, library, text, web)2010-08-03SergeyMironov
Blueprint130.0Preview of a new build system. (bsd3, distribution, library)2009-11-30GregoryCrosswhite
Boolean4990.0Generalized booleans and numbers (bsd3, data, library)2017-02-19ConalElliott
BoundedChan1450.0Implementation of bounded channels. (bsd3, concurrency, library)2014-05-14AdamWick
Bravo200.0Static text template generation library (bsd3, library, text)2010-03-24MatthiasReisner
CC-delcont-alt420.0Three new monad transformers for multi-prompt delimited control (bsd3, control, library)2012-10-23KidoTakahiro
CC-delcont-cxe440.0A monad transformers for multi-prompt delimited control (bsd3, control, library)2011-10-12KidoTakahiro
CC-delcont-exc160.0A monad transformers for multi-prompt delimited control (bsd3, control, library)2011-10-12KidoTakahiro
CC-delcont-ref110.0A monad transformers for multi-prompt delimited control using refercence cells (bsd3, control, library)2011-10-12KidoTakahiro
CC-delcont-ref-tf470.0A monad transformers for multi-prompt delimited control using refercence cells (bsd3, control, library)2011-10-18KidoTakahiro
CCA660.0preprocessor and library for Causal Commutative Arrows (CCA) (bsd3, development, library, program)2015-05-08PaulLiu
CHXHtml740.0A W3C compliant (X)HTML generating library (bsd3, library, web)2011-07-26PaulTalaga
CLASE480.0Cursor Library for A Structured Editor (bsd3, data, library)2009-02-11TristanAllwood
CLI210.0CLI tools (bsd3, data, library)2015-03-10g960059
CMQ140.0cwmwl udp message queue (bsd3, library, system)2012-07-02JoergFritsch
COrdering280.0An algebraic data type similar to Prelude Ordering. (bsd3, data, library)2008-07-23AdrianHey
CPBrainfuck330.0A simple Brainfuck interpretter. (bsd3, compilers-interpreters, program)2008-11-06ThomasDavie
CPL740.0An interpreter of Hagino's Categorical Programming Language (CPL). (bsd3, compilers-interpreters, program)2018-02-16MasahiroSakai
CSPM-CoreLanguage2070.0Definition of a CSP core-language. (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-FiringRules1650.0Firing rules semantic of CSPM (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-Frontend3110.0A CSP-M parser compatible with FDR-2.91 (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-Interpreter2620.0An interpreter for CSPM (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-ToProlog1380.0some modules specific for the ProB tool (bsd3, formal-methods, library)2017-10-26MarcFontaine
CSPM-cspm2340.0cspm command line tool for analyzing CSPM specifications. (bsd3, concurrency, formal-methods, language, library, program)2017-10-26MarcFontaine
CTRex350.0Open records using closed type families. (bsd3, data, data-structures, library)2014-11-13AtzeVanDerPloeg
Cabal37602.5A framework for packaging Haskell software (bsd3, distribution, library)2020-03-31AndresLoeh, DuncanCoutts, HerbertValerioRiedel, MikhailGlushenkov, phadej
Cabal-ide-backend (deprecated in favor of Cabal)100.0A framework for packaging Haskell software (bsd3, deprecated, distribution, library)2015-03-30MichaelSnoyman
CabalSearch190.0Search cabal packages by name (bsd3, program, utils)2012-01-26JohanBrinch
Capabilities220.0Separate and contain effects of IO monad. (bsd3, generics, library, security)2013-08-08BaldurBlondal
CarneadesDSL660.0An implementation and DSL for the Carneades argumentation model. (ai, argumentation, bsd3, embedded, library)2014-05-01BasVanGijzel
CarneadesIntoDung130.0A translation from the Carneades argumentation model into Dung's AFs. (ai, argumentation, bsd3, embedded, library, program)2014-05-03BasVanGijzel
Cassava (deprecated in favor of cassava)191.75A CSV parsing and encoding library (bsd3, csv, deprecated, library, text, web)2017-09-30fozworth
Catana480.0A monad for complex manipulation of a stream. (bsd3, control, library)2012-02-22DustinDeWeese
ChannelT630.0Generalized stream processors (bsd3, control, enumerator, iteratee, library, pipes, proxies)2018-01-28pthariensflame
Chart12482.25A library for generating 2D Charts and Plots (bsd3, graphics, library)2020-01-19TimDocker, bravit
Chart-cairo6820.0Cairo backend for Charts. (bsd3, graphics, library)2020-01-19TimDocker, bravit
Chart-diagrams7480.0Diagrams backend for Charts. (bsd3, graphics, library)2020-01-19TimDocker, bravit
Chart-fltkhs710.0A backend for the Chart library for FLTKHS (bsd3, graphics, library)2020-03-02empowerg
Chart-gtk5970.0Utility functions for using the chart library with GTK (bsd3, graphics, library)2020-01-19TimDocker, bravit
Chart-gtk3200.0Utility functions for using the chart library with GTK (bsd3, graphics, library)2020-01-19bravit
Chart-simple (deprecated)930.0A wrapper for the chart library to assist with basic plots (Deprecated - use the Easy module instead) (bsd3, deprecated, graphics, library)2015-01-17TimDocker
Chart-tests240.0Tests of the Charts library. (bsd3, graphics, program)2020-01-19bravit
CheatSheet2400.0A Haskell cheat sheet in PDF and literate formats. (bsd3, help, program)2013-07-22JustinBailey
Checked260.0Inbuilt checking for ultra reliable computing (bsd3, data, library)2012-11-05RobertOnslow
Chitra500.0A platform independent mechanism to render graphics using vnc. (bsd3, graphics, program)2011-05-01KashyapChatamballi
Clash-Royale-Hack-Cheats (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
ClassLaws490.0Stating and checking laws for type class methods (bsd3, library, testing)2012-09-14PatrikJansson
ClassyPrelude110.0Prelude replacement using classes instead of concrete types where reasonable (bsd3, control, data, library)2010-05-31SveinOveAas
Clean (deprecated in favor of definitive-base)350.0A light, clean and powerful utility library (bsd3, control, deprecated, library)2013-06-10MarcCoiffier
Clipboard2610.0System clipboard interface. (bsd3, library, system)2017-07-06DanielDiaz
Coadjute (deprecated)340.0A generic build tool (bsd3, deprecated, development, library)2011-03-17MattiNiemenmaa
Codec-Compression-LZF140.0LZF compression bindings. (bsd3, codec, library)2007-07-06DonaldStewart
Codec-Image-DevIL710.0An FFI interface to the DevIL library (bsd3, codecs, library)2017-06-22LukePalmer
Color900.0Color spaces and conversions between them (bsd3, graphics, library)2020-03-03lehins
Combinatorrent670.0A concurrent bittorrent client (bsd3, network, program)2010-05-06JesperLouisAndersen
Command (deprecated in favor of system-command)540.0A replacement for System.Exit and System.Process (bsd3, deprecated, library, system)2012-07-28TonyMorris
ComonadSheet210.0A library for expressing spreadsheet-like computations as the fixed-points of comonads. (bsd3, control, library)2014-06-28kwf
Compactable (deprecated in favor of compactable)350.0A generalization for containers that can be stripped of Nothing (bsd3, control, deprecated, library)2017-03-06fresheyeball
Concurrent-Cache802.0A Cached variable for IO functions. (bsd3, concurrency, library)2016-07-23Ofenhed
Concurrential520.0Mix concurrent and sequential computation (bsd3, control, library)2015-09-04alexvieth
Condor440.0Information retrieval library (bsd3, library, program, search, text)2014-01-20klangner
ConfigFile3590.0Configuration file reading & writing (bsd3, library, parsing)2014-10-30JohnGoerzen
ConsStream210.0Trivial re-export of Wouter Swierstra's Stream package, avoiding module name clash. (bsd3, data, library)2012-04-16ConalElliott
ConstraintKinds1060.0Repackages standard type classes with the ConstraintKinds extension (bsd3, control, library)2014-05-20MikeIzbicki
Consumer160.0A monad and monad transformer for consuming streams (bsd3, library, monads)2009-10-27JeremyShaw
ContArrow680.0Control.Arrow.Transformer.Cont (bsd3, control, library)2009-09-21EvgenyJukov
ContextAlgebra480.0Implementation of the context algebra. (bsd3, math, program)2016-08-24jhahn
Contract220.0Practical typed lazy contracts. (bsd3, development, library)2012-07-19OlafChitil
Control-Engine (deprecated)1120.0A parallel producer/consumer engine (thread pool) (bsd3, control, deprecated, library)2009-08-18ThomasDuBuisson
Control-Monad-MultiPass250.0A Library for Writing Multi-Pass Algorithms. (bsd3, control, library)2013-06-14KevinBackhouse
Control-Monad-ST2140.0A variation on the ST monad with two type parameters. (bsd3, control, library)2013-06-11KevinBackhouse
CoreDump510.0A GHC plugin for printing GHC's internal Core data structures. (bsd3, ghc, library)2015-10-25OmerAgacan
CoreErlang480.0Manipulating Core Erlang source code (bsd3, language, library)2018-03-20AlexKropivny, HenriqueFerreiro
CoreFoundation80.0Bindings to Mac OSX's CoreFoundation framework (bsd3, library, system)2012-03-01ReinerPope
Coroutine80.0Type-safe coroutines using lightweight session types. (bsd3, control, library)2008-12-18RyanIngram
CouchDB1430.0CouchDB interface (bsd3, database, library)2015-05-06GaneshSittampalam, SimonMichael
CurryDB120.0CurryDB: In-memory Key/Value Database (bsd3, database, library, program)2013-01-30HideyukiTanaka
DBFunctor490.0DBFunctor - Functional Data Management => ETL/ELT Data Processing in Haskell (bsd3, data-processing, etl, library, program)2019-02-11nkarag
DBlimited370.0A command-line SQL interface for flat files (tdf,csv,etc.) (bsd3, database, program)2010-12-06JohnMayer
DBus790.0D-Bus bindings (bsd3, desktop, library, network)2014-08-12AlexanderKojevnikov, DavidHimmelstrup, GwernBranwen
DOM380.0DOM Level 2 bindings for the WebBits package. (bsd3, library, web)2009-04-26DmitryGolubovsky
DP280.0Pragmatic framework for dynamic programming (algorithms, bsd3, library, math, natural-language-processing)2010-03-08SashaRush
DPutils1000.0utilities for DP (bsd3, data, library)2019-03-27ChristianHoener
DRBG2910.0Deterministic random bit generator (aka RNG, PRNG) based HMACs, Hashes, and Ciphers. (bsd3, cryptography, library)2015-11-12ThomasDuBuisson
DSA690.0Implementation of DSA, based on the description of FIPS 186-4 (bsd3, codec, cryptography, library)2017-02-26AdamWick
DSH3730.0Database Supported Haskell (bsd3, database, library, program)2015-06-03GeorgeGiorgidze, JeroenWeijers, AlexUlrich, AlexUlrich2
DTC400.0Data To Class transformation. (bsd3, language, library)2013-04-21DanielDiaz
Data-Angle190.0Geometric angles (bsd3, data, library, math)2017-03-26deadmanswitch
Data-Hash-Consistent370.0Provide a simple consistent hashing mechanism (bsd3, data, library)2012-11-20BradClawsie
DataTreeView330.0A GTK widget for displaying arbitrary Data.Data.Data instances (bsd3, debug, development, gui, library)2012-06-18DanielSchuessler
Decimal3830.0Decimal numbers with variable precision (bsd3, library, math)2018-01-03PaulJohnson
DeepArrow1070.0Arrows for "deep application" (bsd3, combinators, control, library)2013-08-13ConalElliott
DescriptiveKeys320.0A library for specifying xmonad key bindings with functionality. (bsd3, library, system)2012-11-18TonyMorris
Dflow190.0Processing Real-time event streams (bsd3, library, reactivity)2012-04-29PaulJohnson
Diff10120.0O(ND) diff algorithm in haskell. (algorithms, bsd3, library)2019-09-22DavidFox, SterlingClover
DifferenceLogic470.0A theory solver for conjunctions of literals in difference logic (bsd3, library, math)2014-11-05dillonhuff
Digit (deprecated in favor of digit)420.0A data-type representing digits 0-9 (bsd3, data, deprecated, library)2011-09-06TonyMorris
DimensionalHash810.0An n-dimensional hash using Morton numbers. (algorithms, bsd3, data, library)2011-05-10GhassenHamrouni
DirectSound160.0Partial binding to the Microsoft DirectSound API. (bsd3, library, sound)2013-11-04BalazsKomuves
DisTract130.0Distributed Bug Tracking System (bsd3, library, program, system)2008-02-17GwernBranwen
Dish870.0Hash modules (currently Murmur3) (bsd3, data, library, program)2017-11-29zcourts
DistanceTransform100.0Distance transform function. (bsd3, library, math)2013-02-16AnthonyCowley
DistanceUnits350.0A comprehensive distance library (bsd3, data, library)2013-08-26MattGambogi
Docs230.0Documentation types library. (bsd3, documentation, library)2010-07-24DanielDiaz
DrHylo110.0A tool for deriving hylomorphisms (bsd3, language, library, program)2008-12-09HugoPacheco
DrIFT700.0Program to derive type class instances (bsd3, data-structures, library, program)2013-11-11KiwamuOkabe
DrIFT-cabalized (deprecated in favor of DrIFT)640.0Program to derive type class instances (bsd3, data-structures, deprecated, program)2013-09-03GwernBranwen, KiwamuOkabe
Dung510.0An implementation of the Dung argumentation frameworks. (ai, argumentation, bsd3, embedded, library, program)2015-03-30BasVanGijzel
DysFRP180.0dysFunctional Reactive Programming (bsd3, frp, library)2012-02-29MarekMaterzok
DysFRP-Cairo240.0dysFunctional Reactive Programming on Cairo (bsd3, frp, library)2012-02-29MarekMaterzok
DysFRP-Craftwerk140.0dysFunctional Reactive Programming on Craftwerk (bsd3, frp, library)2012-02-29MarekMaterzok
EEConfig200.0ExtremlyEasyConfig - Extremly Simple parser for config files (bsd3, library, parsing)2008-11-17BartoszWojcik
ENIG310.0Auto Korean conjugator/adjustor/adopter/converter (bsd3, library, natural-language-processing)2019-05-14yongjoon
Earley4360.0Parsing all context-free grammars using Earley's algorithm. (bsd3, library, parsing)2019-02-24OlleFredriksson, phadej
Ebnf2ps2140.0Peter's Syntax Diagram Drawing Tool (bsd3, language, program)2015-08-26PeterThiemann, FranklinChen
Eight-Ball-Pool-Hack-Cheats (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
EitherT (deprecated in favor of either)480.0EitherT monad transformer (bsd3, control, deprecated, library)2012-04-22EyalLotem
Elm (deprecated in favor of elm-compiler)12160.0The Elm language module. (bsd3, compiler, deprecated, language, library, program)2014-09-22EvanCzaplicki
Empty230.0A type class for empty containers (bsd3, control, library)2017-03-02fresheyeball
Enum300.0Non-crashing `Enum` operations (bsd3, library, unclassified)2019-12-11MatthewFarkasDyck
EnumContainers150.0Simple Enum-class-based int containers (bsd3, data, library)2010-11-22EyalLotem
EnumMap250.0More general IntMap replacement. (bsd3, data-structures, library)2009-09-15JohnVanEnk
Eq (deprecated)850.0Render math formula in ASCII, and perform some simplifications (bsd3, deprecated, language, math, program)2013-05-28VincentBerthoux
EqualitySolver300.0A theory solver for conjunctions of literals in the theory of uninterpreted functions with equality (bsd3, library, math)2014-11-02dillonhuff
EstProgress250.0Methods for estimating the progress of functions (bsd3, data, library)2015-08-10JamesCandy
EtaMOO250.0A new implementation of the LambdaMOO server (bsd3, network, program)2016-02-06RobLeslie
Eternal10Seconds300.0A 2-D shooting game (bsd3, game, program)2010-05-24HirotoKoyama
EuroIT200.0Library for using euro currency, italian language (bsd3, data, library)2010-07-05PaoloVeronelli
Euterpea2252.5Library for computer music research and education (bsd3, library, music, sound)2019-06-14dwincort, DonyaQuick
EventSocket200.0Interfaces with FreeSwitch Event Socket. (bsd3, library, network)2009-11-16DavidAustin
Extra (deprecated in favor of sr-extra, extra)920.0A grab bag of modules. (bsd3, deprecated, library, unclassified)2014-11-04DavidFox, JeremyShaw
FPretty830.0Efficient simple pretty printing combinators (bsd3, library, text.prettyprint)2015-11-16OlafChitil
FTGL1440.0Portable TrueType font rendering for OpenGL using the Freetype2 library (bsd3, graphics, library)2014-11-13JeffersonHeard, laquendi
FTGL-bytestring230.0Portable TrueType font rendering for OpenGL using the Freetype2 library (bsd3, graphics, library)2014-03-15seagull
FTPLine1110.0A command-line FTP client. (bsd3, network, program)2016-06-03DanielDiaz
Facebook-Password-Hacker-Online-Latest-Version (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
Facts380.0A collection of facts about the real world. (bsd3, factual, library)2010-10-18AlexanderSolla
FastPush530.0A monad and monad transformer for pushing things onto a stack very fast. (bsd3, control, library)2017-02-26wyager
FastxPipe (deprecated in favor of pipes-fastx)190.0Fasta and Fastq streaming (bsd3, deprecated, library, unclassified)2015-04-23rcallahan
FenwickTree1040.0Data structure for fast query and update of cumulative sums (bsd3, data-structures, library)2015-03-19MichalGajda
FerryCore490.0Ferry Core Components (bsd3, database, library)2011-08-17JeroenWeijers
FieldTrip830.0Functional 3D (bsd3, graphics, library)2009-06-05ConalElliott
FileManip (deprecated in favor of filemanip)960.0Expressive file and directory manipulation for Haskell. (bsd3, deprecated, library, system)2010-10-10BryanOSullivan
FileManipCompat950.0Expressive file and directory manipulation for Haskell. (bsd3, library, system)2011-04-28ThomasHartman
FilePather (deprecated in favor of filepather)1140.0Functions on System.FilePath (bsd3, deprecated, library, system)2012-04-10TonyMorris
FileSystem200.0File system data structure and monad transformer. (bsd3, library, system)2011-01-28DanielDiaz
Fin3450.0Finite totally-ordered sets (bsd3, data, library)2020-02-01MatthewFarkasDyck
Finance-Quote-Yahoo1000.0Obtain quote data from finance.yahoo.com (bsd3, library, web)2014-04-19BradClawsie
Finance-Treasury370.0Obtain Treasury yield curve data (bsd3, library, web)2008-06-18DonaldStewart, StephenLihn
FindBin1660.0Locate directory of original program (bsd3, library, system)2011-03-27AudreyTang
FirstOrderTheory260.0Grammar and typeclass for first order theories (bsd3, library, math)2014-11-05dillonhuff
FixedPoint-simple1280.0Fixed point, large word, and large int numerical representations (types and common class instances) (bsd3, data, library)2014-06-24ThomasDuBuisson
Flippi480.0Wiki (bsd3, program, text)2008-03-16AudreyTang, GwernBranwen
FloatingHex2070.0Read and write hexadecimal floating point numbers (bsd3, library, tools)2017-01-15LeventErkok
Folly1500.0A first order logic library in Haskell (bsd3, library, program, theorem-provers)2015-10-03dillonhuff
FontyFruity2692.5A true type file format loader (bsd3, font, graphics, library, text)2019-10-02VincentBerthoux
ForSyDe (deprecated in favor of forsyde-shallow, forsyde-deep)500.0ForSyDe's Haskell-embedded Domain Specific Language. (bsd3, deprecated, hardware, language, library)2010-06-25AlfonsoAcosta, HoseinAttarzadeh, ugeorge
ForestStructures870.0Tree- and forest structures (bioinformatics, bsd3, formal-languages, library)2018-12-11ChristianHoener
Forestry150.0Comparison of trees and forests. (bioinformatics, bsd3, formal-languages, library)2017-11-23ChristianHoener
ForkableT510.0Forkable monad transformers (bsd3, control, library)2015-01-18AndrasSlemmer
Fortnite-Hack-Cheats-Free-V-Bucks-Generator (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
Frames3722.0Data frames For working with tabular data files (bsd3, data, library)2020-05-05AnthonyCowley
Frames-beam970.0A library for accessing Postgres tables as in-memory data structures. (bsd3, data, data-science, database, library)2018-09-02GagandeepBhatia
Frames-dsv840.0Alternative CSV parser for the Frames package (bsd3, data, library)2020-01-13AnthonyCowley
Frames-map-reduce600.0Frames wrapper for map-reduce-folds and some extra folds helpers. (bsd3, data, library)2020-01-09adamCS
FreeTypeGL (deprecated in favor of FTGL)540.0Loadable texture fonts for OpenGL. (bsd3, deprecated, graphics, library)2013-01-28EyalLotem
FunGEn1390.0A lightweight, cross-platform, OpenGL/GLUT-based game engine. (bsd3, game, library, program)2016-08-18MiloslavRaus, SimonMichael
Fungi760.0Funge-98 interpreter written in Haskell (bsd3, compilers-interpreters, program)2015-02-16ThomasEding
GA550.0Genetic algorithm library (ai, algorithms, bsd3, library, optimisation)2011-09-27KennethHoste
GHood1060.0A graphical viewer for Hood (bsd3, debug, library)2018-05-14HugoPacheco, JanisVoigtlaender
GLFW2040.0A Haskell binding for GLFW (bsd3, graphics, library)2016-04-01PaulLiu
GLFW-OGL220.0A binding for GLFW (OGL) (bsd3, graphics, library)2008-11-17NealAlexander
GLFW-b6322.25Bindings to GLFW OpenGL library (bsd3, graphics, library)2019-10-20BrianLewis, SchellScivally, Mokosha, javjarfer
GLFW-b-demo1350.0GLFW-b demo (bsd3, graphics, program)2013-12-12BrianLewis, SchellScivally, javjarfer
GLFW-task930.0GLFW utility functions to use together with monad-task. (bsd3, graphics, library)2018-01-04PaulLiu
GLHUI270.0Open OpenGL context windows in X11 with libX11 (bsd3, graphics, library)2012-02-24HugoGomes
GLURaw6460.0A raw binding for the OpenGL graphics system (bsd3, graphics, library)2018-03-22JasonDagit, SvenPanne
GLUT8360.0A binding for the OpenGL Utility Toolkit (bsd3, graphics, library)2019-06-10ChrisDornan, IanLynagh, JasonDagit, SvenPanne
GLUtil8440.0Miscellaneous OpenGL utilities. (bsd3, graphics, library)2018-11-26AnthonyCowley
GPX2120.0Parse GPX files (bsd3, library, utils)2013-12-20ThomasDuBuisson, TonyMorris
GPipe-Collada620.0Load GPipe meshes from Collada files (bsd3, graphics, library)2012-08-06TobiasBexelius
GPipe-TextureLoad610.0Load GPipe textures from filesystem (bsd3, graphics, library)2012-06-27TobiasBexelius
GTALib820.0A library for GTA programming (bsd3, language, library)2012-06-08KentoEmoto
Gamgine2100.0Some kind of game library or set of utilities. (bsd3, library)2018-05-22DanielTrstenjak
Ganymede320.0An Io interpreter in Haskell. (bsd3, language, program)2011-04-18WaltBaety
GaussQuadIntegration180.0Non-adaptive Gaussian quadrature for numeric integraton (bsd3, library, math)2011-09-15GrigorySarnitsky
GeBoP860.0Several games (bsd3, game, program)2015-09-23HenkJanVanTuyl
GenSmsPdu200.0Automatic SMS message generator (bsd3, program, testing)2010-03-27KwanghoonChoi
GenericPretty2260.0A generic, derivable, haskell pretty printer. (bsd3, generics, library, pretty-printer, text)2018-03-10RazvanRanca
Geodetic (deprecated in favor of geodetic)610.0Geodetic calculations (bsd3, deprecated, library, utils)2011-11-21TonyMorris
GeomPredicates170.0Geometric predicates (bsd3, library, math)2010-06-27NealAlexander
GeomPredicates-SSE150.0Geometric predicates (Intel SSE) (bsd3, library, math)2010-06-27NealAlexander
Get210.0get stuff out of stuff (bsd3, control, library)2018-01-10MarisaVeryMoe
Gifcurry2112.0GIF creation utility. (application, bsd3, graphics, library, program)2018-03-21lettier
Gleam1370.0HTML Canvas graphics, animations and simulations. (bsd3, graphics, library)2020-05-06EbinBenny
Glob16622.0Globbing library (bsd3, library, system)2018-12-19MattiNiemenmaa
GoogleChart240.0Generate web-based charts using the Google Chart API (bsd3, graphics, library)2008-02-09EvanMartin
GoogleDirections170.0Haskell Interface to Google Directions API (bsd3, library, network)2010-12-24KevinOberlies
GoogleSB130.0Interface to Google Safe Browsing API (bsd3, library, security)2009-06-19AlexOtt
GotoT-transformers310.0A monad and monadic transformer providing "goto" functionality (bsd3, control, library)2012-07-22GregoryCrosswhite
Grafos90.0Grafos Haskell (bsd3, library, unclassified)2016-10-24jppianta83
GraphSCC2180.0Tarjan's algorithm for computing the strongly connected components of a graph. (algorithms, bsd3, library)2013-07-22IavorDiatchki
Grempa900.0Embedded grammar DSL and LALR parser generator (bsd3, library, parsing)2013-02-07DavidFox, OlleFredriksson
GroteTrap710.0Parser and selection library for expression languages. (bsd3, language, library)2016-10-08MartijnVanSteenbergen
GrowlNotify410.0Notification utility for Growl. (bsd3, library, network, program)2008-05-18NicholasBurlett
GtkGLTV170.0OpenGL support for Gtk-based GUIs for Tangible Values (bsd3, library, user-interfaces)2011-12-28ConalElliott
GtkTV950.0Gtk-based GUIs for Tangible Values (bsd3, library, user-interfaces)2011-12-28ConalElliott
GuiHaskell340.0A graphical REPL and development environment for Haskell (bsd3, development, program)2008-03-06NeilMitchell
GuiTV300.0GUIs for Tangible Values (bsd3, interfaces, library, user-interfaces)2008-02-19ConalElliott
H560.0The Haskell/R mixed programming environment. (bsd3, ffi, program)2016-09-04AlexanderVershilov, FacundoDominguez, MathieuBoespflug
HABQT140.0Hierarchical adaptive Bayesian quantum tomography for quantum bits (bsd3, library, math, program, quantum)2018-07-01LeonidBelinsky
HAppS-Data (deprecated in favor of happstack-data)470.0HAppS data manipulation libraries (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-IxSet (deprecated in favor of happstack-ixset)230.0 (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-Server (deprecated in favor of happstack-server)450.0Web related tools and services. (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-State (deprecated in favor of happstack-state)450.0Event-based distributed state. (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-Util (deprecated in favor of happstack-util)370.0Web framework (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppSHelpers (deprecated in favor of happstack-helpers)1100.0OBSOLETE. Please use happstack-helpers (bsd3, deprecated, library, web)2010-05-09ThomasHartman
HCL1052.0High-level library for building command line interfaces. (bsd3, library, program, user-interfaces)2018-12-05JustinBailey, jlamothe
HCard190.0A library for implementing a Deck of Cards (bsd3, game, library)2009-04-08JoeFredette
HCodecs4630.0A library to read, write and manipulate MIDI, WAVE, and SoundFont2 files. (bsd3, codec, library)2020-02-21GeorgeGiorgidze, DonyaQuick, Mokosha
HDBC5212.25Haskell Database Connectivity (bsd3, database, library)2019-09-27ErikHesselink, IsaacJones, JohnGoerzen, NicolasWu, rsoeldner
HDBC-odbc5890.0ODBC driver for HDBC (bsd3, database, library)2019-04-08IsaacJones, JohnGoerzen, NicolasWu, anton_dessiatov, rsoeldner
HDBC-postgresql3020.0PostgreSQL driver for HDBC (bsd3, database, library)2019-09-27ErikHesselink, IsaacJones, JohnGoerzen, rsoeldner
HDBC-session1190.0Bracketed connection for HDBC (bsd3, database, library)2018-06-07KeiHibino
HDBC-sqlite32010.0Sqlite v3 driver for HDBC (bsd3, database, library)2015-04-24ErikHesselink, IsaacJones, JohnGoerzen, rsoeldner
HDRUtils460.0Utilities for reading, manipulating, and writing HDR images (bsd3, graphics, library)2009-08-28JeffersonHeard
HERA170.0 (bsd3, library, math)2008-12-05LukePalmer
HExcel342.25Create Excel files with Haskell (Excel, bsd3, data, library, spreadsheet, text)2020-03-14v0d1ch
HFitUI480.0The library for generating a graphical interface on the web (bsd3, library, program, web)2017-06-05QSpider2017
HFuse1201.5HFuse is a binding for the Linux FUSE library. (bsd3, library, system)2018-01-15GwernBranwen, MaximTreskin, PaulVanDerWalt, TaruKarttunen, M15K, dhrosa
HGL2700.0A simple graphics library based on X11 or Win32 (bsd3, graphics, library)2019-11-27AlanHawkins, ChristophLueth
HGraphStorage320.0Graph database stored on disk (bsd3, database, library)2015-01-30JeanPhilippeMoresmau
HHDL190.0Hardware Description Language embedded in Haskell. (bsd3, hardware, library)2011-12-17SergueyZefirov
HJScript1430.0HJScript is a Haskell EDSL for writing JavaScript programs. (bsd3, language, library, web)2013-07-18JeremyShaw, NiklasBroberg
HJVM60.0A library to create a Java Virtual Machine and manipulate Java objects (bsd3, language, library)2012-03-15JeanPhilippeMoresmau
HJavaScript1470.0HJavaScript is an abstract syntax for a typed subset of JavaScript. (bsd3, language, library)2010-03-05NiklasBroberg
HLearn-algebra (deprecated in favor of subhask)1280.0Algebraic foundation for homomorphic learning (bsd3, data-mining, deprecated, library, machine-learning)2014-05-30MikeIzbicki
HLearn-approximation (deprecated)290.0 (bsd3, data-mining, data-structures, deprecated, library, machine-learning)2013-07-30MikeIzbicki
HLearn-classification (deprecated)620.0 (bsd3, data-mining, deprecated, library, machine-learning)2014-06-04MikeIzbicki
HLearn-datastructures (deprecated)350.0 (bsd3, data-mining, data-structures, deprecated, library, machine-learning)2013-07-27MikeIzbicki
HLearn-distributions (deprecated)1570.0Distributions for use with the HLearn library (bsd3, data-mining, deprecated, library, machine-learning, statistics)2014-03-27MikeIzbicki
HListPP530.0A preprocessor for HList labelable labels (bsd3, development, program)2020-04-17AdamVogt
HLogger (deprecated in favor of hlogger)200.0Simple, concurrent and easy-to-use logging library (bsd3, concurrency, deprecated, library, logging, program)2011-03-02JonKristensen
HMM80.0A hidden markov model library (algorithms, bsd3, data-mining, library, machine-learning)2012-03-25MikeIzbicki
HMap2760.0Fast heterogeneous maps and unconstrained typeable-like functionality. (bsd3, data, data-structures, library)2018-04-17AtzeVanDerPloeg
HMarkov1240.0Markov-generated sequences (bsd3, library, text)2016-12-04swizzard
HNM400.0Happy Network Manager (bsd3, library, network, program, system)2009-01-25CetinSert
HNumeric2232.0Haskell Numeric Library with pure functionality, R & MATLAB Syntax. (bsd3, hnum, library, linearalgebra, numeric, statistics)2018-06-20edeftg
HODE190.0Binding to libODE (bsd3, game, library, physics)2008-10-27DavidHimmelstrup
HPDF2030.0Generation of PDF documents (bsd3, graphics, library)2015-12-31alpheccar
HPath460.0Extract Haskell declarations by name. (bsd3, library, program, source-tools, text)2010-01-02JasonDusek
HPi932.0GPIO, I2C and SPI functions for the Raspberry Pi. (bsd3, library, system)2020-03-11WJWH
HPlot380.0A minimal monadic PLplot interface for Haskell (bsd3, foreign, graphics, library, program)2009-08-04YakovZaytsev
HRay740.0Haskell raytracer (bsd3, graphics, program)2010-11-07GwernBranwen, KennethHoste
HSFFIG360.0Generate FFI import declarations from C include files (bsd3, ffi-tools, library, program)2010-07-15DmitryGolubovsky
HSGEP740.0Gene Expression Programming evolutionary algorithm in Haskell (ai, bsd3, library, program)2012-12-24MatthewSottile
HSet560.0Faux heterogeneous sets (bsd3, data, library)2017-05-11athanclark
HSlippyMap1022.0OpenStreetMap Slippy Map (bsd3, geography, library)2018-05-11apeyroux
HSmarty660.0Small template engine (bsd3, library, text)2015-01-07AlexanderThiemann
HSoM500.0Library for computer music education (bsd3, library, sound)2017-06-01DonyaQuick
HSoundFile (deprecated in favor of sndfile-enumerators)90.0Audio file reading/writing (bsd3, codecs, deprecated, library, sound)2008-05-04JohnLato
HStringTemplate4922.0StringTemplate implementation in Haskell. (bsd3, library, text)2018-03-23SterlingClover
HSvm650.0Haskell Bindings for libsvm (bsd3, classification, datamining, library)2019-03-09PaoloLosi, PavelRyzhov
HTTP20482.0A library for client-side HTTP (bsd3, library, network)2019-06-17BjornBringert, BryanOSullivan, DonaldStewart, DuncanCoutts, GaneshSittampalam, JohanTibell, SigbjornFinne
HTTP-Simple (deprecated in favor of HTTP)230.0DEPRECATED Enable simple wrappers to Network.HTTP (bsd3, deprecated, library, network)2009-04-12BradClawsie
HTab2180.0Tableau based theorem prover for hybrid logics (bsd3, program, theorem-provers)2020-05-15GuillaumeHoffmann
HUnit14282.25A unit testing framework for Haskell (bsd3, library, testing)2017-03-20AdamBergmark, DonaldStewart, DuncanCoutts, RichardGiraud, SimonHengel
HUnit-Diff (deprecated)60.0Assertions for HUnit with difference reporting (bsd3, deprecated, library, testing)2012-01-22DagOdenhall
HUnit-Plus960.0A test framework building on HUnit. (bsd3, library, test, testing)2017-04-10emc2
HUnit-approx1050.0Approximate equality for floating point numbers with HUnit (bsd3, library, testing)2017-10-31RichardEisenberg
HXMPP (deprecated in favor of pontarius-xmpp)190.0A (prototyped) easy to use XMPP library (bsd3, deprecated, library, network, program)2011-03-02JonKristensen
HXQ3550.0A Compiler from XQuery to Haskell (bsd3, library, xml)2016-01-07LeonidasFegaras
HaRe8760.0the Haskell Refactorer. (bsd3, development, refactoring)2017-06-12AlanZimmerman, ChrisBrown
HaTeX6262.25The Haskell LaTeX library. (bsd3, latex, library)2020-03-26DanielDiaz
HaTeX-meta (deprecated)460.0This package is deprecated. From version 3, HaTeX does not need this anymore. (bsd3, deprecated, program, text)2013-04-04DanielDiaz
HaTeX-qq510.0Quasiquoters for HaTeX (bsd3, library, text)2017-05-11HiromiIshii
HaVSA410.0An implementation of the Version Space Algebra learning framework. (ai, bsd3, library, program)2011-04-05RoganCreswick
HackMail200.0A Procmail Replacement as Haskell EDSL (bsd3, library, network, program)2009-03-28JoeFredette
HandlerSocketClient750.0Haskell implementation of a HandlerSocket client (API). (bsd3, database, library)2012-02-20XingboWu
HandsomeSoup2890.0Work with HTML more easily in HXT (bsd3, library, text)2015-06-09AdityaBhargava
HappyTree820.0Type Safe and End to End Decision Tree (bsd3, data, library)2018-01-08MarisaVeryMoe
Haschoo (deprecated)540.0Minimalist R5RS Scheme interpreter (bsd3, compilers-interpreters, deprecated, program)2012-05-23MattiNiemenmaa
HaskellForMaths3270.0Combinatorics, group theory, commutative algebra, non-commutative algebra (bsd3, library, math)2018-12-15DavidAmos
HaskellNet2000.0Client support for POP3, SMTP, and IMAP (bsd3, library, network)2020-03-19JonathanDaugherty, lemol
HaskellNet-SSL4160.0Helpers to connect to SSL/TLS mail servers with HaskellNet (bsd3, library, network)2019-01-17DanielWright, lemol
HaskellTorrent430.0A concurrent bittorrent client (bsd3, network, program)2010-03-11JesperLouisAndersen
Haskelloids330.0A reproduction of the Atari 1979 classic "Asteroids" (bsd3, game, program)2010-03-29IvanPerez, MatthewHayden
Hawk180.0Haskell Web Application Kit (bsd3, library, web)2010-06-01BjoernPeemoeller
Hclip3490.0A small cross-platform library for reading and modifying the system clipboard. (bsd3, library, system)2016-06-15JensThomas
Hedi340.0Line oriented editor (bsd3, editor, library, program)2008-11-30PaoloVeronelli
HerbiePlugin350.0automatically improve your code's numeric stability (bsd3, library, math)2015-09-28MikeIzbicki
Hermes (deprecated)340.0Message-based middleware layer (bsd3, deprecated, library, middleware, network)2010-05-18SveinOveAas
Hieroglyph2080.0Purely functional 2D graphics for visualization. (bsd3, graphics, library)2009-08-25JeffersonHeard
HiggsSet (deprecated)310.0A multi-index set with advanced query capabilites (bsd3, data, deprecated, library)2012-02-04LarsPetersen
Hipmunk-Utils320.0Useful functions for Hipmunk (bsd3, game, library, physics)2017-09-06suzumiya
Hish1090.0 (bsd3, command-line, console, library, program, shell)2016-03-31jaiyalas
Histogram420.0 (bsd3, charts, library)2012-11-09MikeIzbicki
Hoed1900.0Lightweight algorithmic debugging. (bsd3, debug, library, trace)2018-03-17faddegon
HoleyMonoid520.0Monoids with holes. (bsd3, data-structures, library)2017-02-13MartijnVanSteenbergen
HongoDB200.0A Simple Key Value Store (bsd3, database, library)2011-04-08HideyukiTanaka
Hricket150.0A Cricket scoring application. (bsd3, game, program)2010-01-02AnthonyGrimes
Hs2lib1200.0A Library and Preprocessor that makes it easier to create shared libs from Haskell programs. (bsd3, development, library, program)2015-01-27TamarChristina
HsASA310.0A haskell interface to Lester Ingber's adaptive simulating annealing code (bsd3, library, math)2012-01-27DonaldStewart, MalcolmWallace
HsHaruPDF160.0Haskell binding to libharu (http://libharu.sourceforge.net/) (bsd3, graphics, library)2007-11-13AudreyTang
HsJudy520.0Judy bindings, and some nice APIs (bsd3, data, library)2008-03-07GwernBranwen
HsOpenSSL-x509-system1280.0Use the system's native CA certificate store with HsOpenSSL (bsd3, filesystem, library, system)2016-08-23MariosTitas
HsParrot430.0Haskell integration with Parrot virtual machine (bsd3, language, library, pugs)2015-08-15AudreyTang
HsPerl5840.0Haskell interface to embedded Perl 5 interpreter (bsd3, language, library, pugs)2015-08-15AudreyTang
HsTools260.0Haskell helper functions (bsd3, generic, library)2010-09-07ChristianHoener
Hsed470.0Stream Editor in Haskell (bsd3, editor, library, program)2011-03-13VitaliyRukavishnikov
Hsmtlib240.0Haskell library for easy interaction with SMT-LIB 2 compliant solvers. (bsd3, library, smt)2014-07-02roger62
HueAPI1270.0API for controlling Philips Hue lights (bsd3, hardware, library)2016-02-13SjoerdVisscher
HulkImport420.0Easily bulk import CSV data to SQL Server (bsd3, data, library, program)2015-11-09smobs
Hydrogen270.0The library for generating a WebGL scene for the web (bsd3, library, program, web)2017-06-14QSpider2017
IDynamic110.0Indexable, serializable form of Data.Dynamic (bsd3, data, library)2009-10-16AlbertoCorona
IFS330.0Iterated Function System generation for Haskell (bsd3, graphics, library, program)2007-11-06alpheccar
IOR170.0Region based resource management for the IO monad. (bsd3, library, monadic-regions, system)2008-05-25IvanTomac
IORefCAS (deprecated in favor of atomic-primops)1420.0Atomic compare and swap for IORefs and STRefs. (bsd3, data, deprecated, library)2013-05-07RyanNewton
IOSpec1780.0A pure specification of the IO monad. (bsd3, library, testing)2018-12-28BertramFelgenhauer, WouterSwierstra
IPv6Addr4610.0Library to deal with IPv6 address text representations. (bsd3, library, network)2020-05-27MichelBoucey
IPv6DB1340.0A RESTful microService for IPv6-related data (bsd3, database, library, network, program)2020-01-02MichelBoucey
IfElse2440.0Anaphoric and miscellaneous useful control-flow (bsd3, control, library)2008-12-24IvanPerez, JeffersonHeard, keera_studios_ci
Imlib520.0 (bsd3, graphics, library)2009-03-30AndreasRaster, CaleGibbard
IndexedList170.0Length- and element-indexed lists sitting somewhere between homogeneous and fully heterogeneous. (bsd3, data, library)2014-06-28kwf
InfixApplicative400.0liftA2 for infix operators. (bsd3, control, library)2009-12-24ThomasDavie
IntGraph560.0Dynamically sized graph library (bsd3, data-structure, library)2018-07-01sam_barr
InternedData110.0Data interning (with compact regions where possible) (bsd3, data, data-structures, library, natural-language-processing)2019-10-02ChristianHoener
IntervalMap6452.0Containers for intervals, with efficient search. (bsd3, data, library)2019-04-05ChristophBreitkopf
IsNull270.0A typeclass to determine if a given value is null. (bsd3, data, library)2014-06-19jcristovao
JSON-Combinator (deprecated in favor of lens)1610.0A combinator library on top of a generalised JSON type (bsd3, combinators, deprecated, json, library)2011-04-03TonyMorris
JSON-Combinator-Examples (deprecated in favor of lens)80.0Example uses of the JSON-Combinator library. (bsd3, combinators, deprecated, library)2010-12-20TonyMorris
JSONParser910.0Parse JSON (bsd3, library, text)2019-05-22AlanHawkins
JSONb1020.0JSON parser that uses byte strings. (bsd3, library, text)2012-02-10JasonDusek
Javasf (deprecated in favor of javasf)170.0A utility to print the SourceFile attribute of one or more Java class files. (bsd3, deprecated, language, program)2010-12-12TonyMorris
Javav (deprecated in favor of javav)280.0A utility to print the target version of Java class files. (bsd3, deprecated, language, program)2012-03-06TonyMorris
JsContracts170.0Design-by-contract for JavaScript (bsd3, language, library, program)2009-12-15ArjunGuha
JsonGrammar1380.0Combinators for bidirectional JSON parsing (bsd3, json, language, library)2016-10-07MartijnVanSteenbergen
JuPyTer-notebook210.0JuPyTer notebook parser (bsd3, data, library, program)2017-11-21MichalGajda
JuicyPixels26552.75Picture loading/serialization (in png, jpeg, bitmap, gif, tga, tiff and radiance) (bsd3, codec, graphics, image, library)2020-02-28VincentBerthoux
JuicyPixels-blp790.0BLP format decoder/encoder over JuicyPixels library (bsd3, codec, graphics, image, library, program)2018-11-26NCrashed
JuicyPixels-blurhash1550.0Blurhash is a very compact represenation of a placeholder for an image (bsd3, graphics, image, library, program)2020-05-24smprts
JuicyPixels-canvas180.0Functions for drawing lines, squares and so on pixel by pixel (bsd3, graphics, library)2014-05-05eax
JuicyPixels-extra1310.0Efficiently scale, crop, flip images with JuicyPixels (bsd3, graphics, image, library)2019-05-13mrkkrp
JuicyPixels-repa1560.0Convenience functions to obtain array representations of images. (bsd3, graphics, library)2016-05-14ThomasDuBuisson
JuicyPixels-scale-dct780.0Scale JuicyPixels images with DCT (bsd3, graphics, image, library)2018-05-19phadej
JuicyPixels-stbir240.0Scale JuicyPixels images with stb_image_resize (bsd3, graphics, image, library)2018-02-24mtolly
JuicyPixels-util250.0Convert JuicyPixel images into RGBA format, flip, trim and so on (bsd3, control, library)2014-10-18FumiakiKinoshita
JunkDB310.0 (bsd3, database, library)2014-04-21seagull
JunkDB-driver-gdbm320.0 (bsd3, database, library)2014-04-21seagull
JunkDB-driver-hashtables120.0 (bsd3, database, library)2014-04-21seagull
KMP510.0Knuth–Morris–Pratt string searching algorithm (algorithms, bsd3, library)2018-12-17CindyLinz
Kalman (deprecated in favor of kalman)200.0A slightly extended Kalman filter (bsd3, deprecated, library, math)2015-04-05DominicSteinitz
KdTree1180.0KdTree, for efficient search in K-dimensional point clouds. (bsd3, data-mining, data-structures, graphics, library, machine-learning)2017-09-29IssacTrotts, jessekempf
Kleislify400.0Variants of Control.Arrow functions, specialised to kleislis. (bsd3, control, library)2012-05-15DylanJust
Kriens140.0Category for Continuation Passing Style (bsd3, control, library)2015-12-07matteo_provenzano
KyotoCabinet110.0Kyoto Cabinet DB bindings (bsd3, database, library)2011-03-16WarrenHarris
L-seed210.0Plant growing programming game (bsd3, game, library, program)2009-06-28JoachimBreitner
LATS220.0Linear Algebra on Typed Spaces (bsd3, library, numeric)2016-09-01guaraqe
LC3370.0LC-3 virtual machine (bsd3, language, program)2019-01-01DavidJohnson
LDAP2490.0Haskell binding for C LDAP API (bsd3, library, network)2017-01-12EdwardYang, JohnGoerzen, ip1981
LRU (deprecated)320.0Implements an LRU data structure (bsd3, deprecated, library, unclassified)2007-11-05AdamLangley
LambdaCalculator300.0A basic lambda calculator with beta reduction and a REPL (bsd3, language, program)2016-06-29ThomasDuBuisson
LambdaDB202.0On-memory Database using Lambda Function environment. (bsd3, database, library, program)2016-05-28Ailrun
LambdaDesigner180.0A type-safe EDSL for TouchDesigner written in Haskell. (bsd3, library, touchdesigner)2017-12-05ulyssesp
LambdaHack3672.0A game engine library for tactical squad ASCII roguelike dungeon crawlers (bsd3, game, game-engine, library, program, roguelike)2019-05-02AndresLoeh, MikolajKonarski
LambdaINet660.0Graphical Interaction Net Evaluator for Optimal Evaluation (application, bsd3, program)2014-09-02PaulLiu
LambdaPrettyQuote700.0Quasiquoter, and Arbitrary helpers for the lambda calculus. (bsd3, language, library)2012-02-24JonathanFischoff
Lastik (deprecated)1170.0A library for compiling programs in a variety of languages (bsd3, deprecated, development, library)2010-11-16TonyMorris
Learning620.0The most frequently used machine learning tools (bsd3, library, machine-learning, program)2018-02-26penkovsky
LibClang1730.0Haskell bindings for libclang (a C++ parsing library) (bsd3, language, library)2017-01-15ChetanTaralekar, deech
LibZip3060.0Bindings to libzip, a library for manipulating zip archives. (bsd3, codec, foreign, library)2016-08-29SergeyAstanin
LinearSplit300.0Partition the sequence of items to the subsequences in the order given (algorithms, bsd3, library)2011-03-05VitaliyRukavishnikov
LinguisticsTypes150.0Collection of types for natural language (bsd3, library, natural-language-processing)2017-03-14ChristianHoener
LinkChecker180.0Check a bunch of local html files for broken links (bsd3, program, web)2011-08-26JensStimpfle
List2780.0List monad transformer and class (bsd3, control, library)2017-09-27YairChuchem
ListLike12502.0Generalized support for list-like structures (bsd3, bytestring, library, list, string, text, vector)2020-04-13DavidFox, JohnGoerzen, JohnLato
ListT (deprecated)280.0List transformer (bsd3, control, deprecated, library)2017-12-14
ListTree1220.0Trees and monadic trees expressed as monadic lists where the underlying monad is a list (algorithms, bsd3, library)2016-12-26YairChuchem
ListWriter180.0define a list constant using Monadic syntax other than overhead [,] (bsd3, library, syntax)2015-10-29YLiLarry
ListZipper930.0Simple zipper for lists (bsd3, data, library)2011-10-31RyanIngram
LogicGrowsOnTrees570.0a parallel implementation of logic programming using distributed tree exploration (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
LogicGrowsOnTrees-MPI320.0an adapter for LogicGrowsOnTrees that uses MPI (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
LogicGrowsOnTrees-network770.0an adapter for LogicGrowsOnTrees that uses multiple processes running in a network (bsd3, control, distributed-computing, library, logic, parallelism)2016-04-05GregoryCrosswhite
LogicGrowsOnTrees-processes410.0an adapter for LogicGrowsOnTrees that uses multiple processes for parallelism (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
LslPlus2070.0An execution and testing framework for the Linden Scripting Language (LSL) (bsd3, language, program)2009-08-25RobertGreayer
MFlow10900.0stateful, RESTful web framework (application-server, bsd3, library, web)2015-09-21AlbertoCorona
MHask300.0The category of monads (bsd3, control, library)2013-08-06DanBurton
MSQueue100.0Michael-Scott queue. (bsd3, data, library)2015-01-31julek
MagicHaskeller4260.0Automatic inductive functional programmer by systematic search (bsd3, language, library, program)2019-11-11SusumuKatayama
MailchimpSimple110.0Haskell library to interact with Mailchimp JSON API Version 3.0 (bsd3, library, web)2016-03-29dananji9131
Map2460.0Class of key-value maps (bsd3, data, library)2019-12-05MatthewFarkasDyck
MaybeT500.0MaybeT monad transformer (bsd3, control, library)2008-12-21CaleGibbard, DonaldStewart, EricKidd
MaybeT-monads-tf (deprecated in favor of monads-tf)360.0MaybeT monad transformer compatible with monads-tf (deprecated) (bsd3, control, deprecated, library)2011-06-22BenMillwood
MaybeT-transformers310.0MaybeT monad transformer using transformers instead of mtl. (bsd3, control, library)2010-06-28ErikHesselink, SebastiaanVisser
MazesOfMonad1250.0Console-based Role Playing Game (bsd3, game, program)2014-09-02JeanPhilippeMoresmau
MeanShift210.0Mean shift algorithm (bsd3, library, math)2012-04-30VilleTirronen
Measure100.0A library for units of measurement (bsd3, data, library)2009-11-11TonyMorris
MemoTrie10592.0Trie-based memo functions (bsd3, data, library)2019-11-30ConalElliott
MetaObject840.0A meta-object system for Haskell based on Perl 6 (bsd3, development, library, pugs)2015-08-15AudreyTang
Metrics280.0Evaluation metrics commonly used in supervised machine learning (bsd3, library, statistics)2012-06-19BenHamner
Mhailist130.0Haskell mailing list manager (bsd3, network, program)2010-04-30LarsKotthoff
MicrosoftTranslator150.0Interface for Microsoft Translator (bsd3, language, library)2015-08-23netogallo
MissingH9092.5Large utility library (bsd3, library, unclassified)2020-04-09HerbertValerioRiedel, JohnGoerzen, davean
MissingK680.0Useful types and definitions missing from other libraries (bsd3, development, library)2017-04-27IvanPerez, keera_studios_ci
MissingM220.0findM and other missing 'M's (bsd3, control, library)2012-11-15DylanJust
Mobile-Legends-Hack-Cheats (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
Moe180.0A FRP library based on signal functions. (bsd3, frp, library, program)2011-11-03XinyuJiang
MonadCatchIO-mtl (deprecated in favor of exceptions)2670.0Monad-transformer version of the Control.Exception module (bsd3, control, deprecated, library)2014-01-04DanielGorin
MonadCatchIO-mtl-foreign (deprecated)310.0Polymorphic combinators for working with foreign functions (bsd3, control, deprecated, library)2010-05-29AntoineLatter
MonadCatchIO-transformers (deprecated in favor of exceptions)4750.0Monad-transformer compatible version of the Control.Exception module (bsd3, control, deprecated, library)2014-12-23AriePeterson
MonadCatchIO-transformers-foreign (deprecated)300.0Polymorphic combinators for working with foreign functions (bsd3, control, deprecated, library)2010-05-29AntoineLatter
MonadCompose1940.0Methods for composing monads. (bsd3, library, monad)2019-01-28JamesCandy
MonadLab380.0Automatically generate layered monads (bsd3, library, monads, program)2009-01-29AdamProcter
MonadPrompt2630.0MonadPrompt, implementation & examples (bsd3, control, library)2014-09-14CaleGibbard, JamesCook, RyanIngram
MonadRandom16232.0Random-number generation monad. (bsd3, control, library)2020-01-18BrentYorgey, CaleGibbard, EricKidd, LukePalmer, PaoloVeronelli, PatrickPalka
MonadRandomLazy420.0Lazy monad for psuedo random-number generation. (bsd3, control, library)2015-12-29NormanRamsey
Monaris1120.0A simple tetris clone (bsd3, game, program)2014-08-20FumiakiKinoshita
Monatron250.0Monad transformer library with uniform liftings (bsd3, control, library)2010-05-12TomSchrijvers
Monatron-IO180.0MonadIO instances for the Monatron transformers. (bsd3, control, library)2012-04-26TobiasBrandt
Monocle620.0Symbolic computations in strict monoidal categories with LaTeX output. (bsd3, library, math)2009-12-17OsmanBineev
Munkres170.0Munkres' assignment algorithm (hungarian method) (algorithms, bsd3, library)2008-12-07BalazsKomuves
Munkres-simple210.0Simple and typesafe layer over the Munkres package. (algorithms, bsd3, library)2014-09-13ScrambledEggs
NGrams330.0Simple application for calculating n-grams using Google. (bsd3, natural-language-processing, program)2008-02-14JustinBailey
NXTDSL400.0Generate NXC Code from DSL (bsd3, compilers-interpreters, language, library, program)2013-08-31AlexanderThiemann
NanoProlog1280.0Very small interpreter for a Prolog-like language (bsd3, language, library, program)2011-12-22DoaitseSwierstra, JurrienStutterheim, joaopizani
NaperianNetCDF470.0Instances of NcStore for hypercuboids (bsd3, library, math, program)2019-04-18DominicSteinitz
NaturalLanguageAlphabets440.0Simple scoring schemes for word alignments (bsd3, library, natural-language-processing)2019-10-02ChristianHoener
NaturalSort (deprecated)100.0Natural sorting for strings (bsd3, deprecated, text)2010-04-05JoachimFasting
NearContextAlgebra120.0Context Algebra of near (bsd3, math, program)2015-10-25jhahn
NestedFunctor300.0Nested composition of functors with a type index tracking nesting. (bsd3, data, library)2014-06-28kwf
NetSNMP3540.0Bindings for net-snmp's C API for clients (bsd3, library, network)2016-12-01JohnDorsey, PavloKerestey
NineP730.09P2000 in pure Haskell (bsd3, data, library)2013-09-22DaveLeimbach, SergeyAlirzaev
Ninjas80.0Ninja game (bsd3, game, program)2013-10-17EricMertens
NoHoed490.0Placeholder package to preserve debug ability via conditional builds (bsd3, debugging, library)2017-08-31PepeIborra
NoSlow480.0Microbenchmarks for various array libraries (bsd3, development, profiling, program)2010-02-15RomanLeshchinskiy
Noise760.0A Haskell coherent noise generator based on libnoise (bsd3, graphics, library, math, noise)2013-02-25HugoGomes
Nomyx (deprecated in favor of nomyx-server)2610.0A Nomic game in haskell (bsd3, deprecated, game, program)2015-03-26CorentinDupont
Nomyx-Core (deprecated in favor of nomyx-core)940.0A Nomic game in haskell (bsd3, deprecated, game, library)2015-03-26CorentinDupont
Nomyx-Language (deprecated in favor of nomyx-language)2290.0Language to express rules for Nomic (bsd3, deprecated, language, library)2015-03-26CorentinDupont
Nomyx-Rules (deprecated in favor of Nomyx-Language)630.0Language to express rules for Nomic (bsd3, deprecated, language, library)2013-02-25CorentinDupont
Nomyx-Web (deprecated in favor of nomyx-web)1150.0Web gui for Nomyx (bsd3, deprecated, game, library)2015-03-26CorentinDupont
NonEmpty200.0Library providing a non-empty list datatype, and total functions operating on it (bsd3, data, library)2009-03-19RobinGreen
NonEmptyList (deprecated in favor of semigroups)1130.0A list with a length of at least one. (bsd3, data, deprecated, library)2010-08-28TonyMorris
NumInstances4180.0Instances of numeric classes for functions and tuples (bsd3, data, library)2014-09-26ConalElliott
NumLazyByteString (deprecated)210.0Num, Enum, Eq, Integral, Ord, Real, and Show instances for Lazy ByteStrings (bsd3, data, deprecated, library)2010-04-06ThomasDuBuisson
NumberSieves400.0Number Theoretic Sieves: primes, factorization, and Euler's Totient (bsd3, library, math)2012-08-21LeonSmith
OGL520.0A context aware binding for the OpenGL graphics system (bsd3, graphics, library)2009-05-11NealAlexander
OSM1560.0Parse OpenStreetMap files (bsd3, library, utils)2012-01-28ThomasDuBuisson, TonyMorris
ObjectIO170.0 (bsd3, library, unclassified)2007-11-03
ObjectName4920.0Explicitly handled object names (bsd3, data, library)2015-12-22SvenPanne
Obsidian1280.0Embedded language for GPU Programming (bsd3, language, library)2016-05-14JoelSvensson
Octree3690.0Simple unbalanced Octree for storing data about 3D points (bsd3, data, library)2018-07-15MichalGajda
OddWord812.25Provides a wrapper for deriving word types with fewer bits. (bsd3, data, library)2018-04-11RobinKay
Omega1020.0Integer sets and relations using Presburger arithmetic (bsd3, data, library)2014-05-03ChristopherRodrigues
OnRmt120.0Text UI library for performing parallel remote SSH operations (bsd3, library, program, system)2017-01-30KevinQuick
OneTuple2430.0Singleton Tuple (bsd3, data, library)2020-03-27JohnDorsey, phadej
Only8070.0The 1-tuple type or single-value "collection" (bsd3, data, library)2017-06-12HerbertValerioRiedel
OpenAL3550.0A binding to the OpenAL cross-platform 3D audio API (bsd3, library, sound)2019-06-10AndrewMiller, BenFoppa, SvenPanne
OpenCL1030.0Haskell high-level wrapper for OpenCL (bsd3, ffi, gpu, graphics, library)2013-10-19LuisCabellos
OpenCLRaw320.0The OpenCL Standard for heterogenous data-parallel computing (bsd3, graphics, library)2009-08-18JeffersonHeard
OpenCLWrappers930.0The OpenCL Standard for heterogenous data-parallel computing (bsd3, ffi, library)2014-08-14EmilKarlson
OpenGL9902.25A binding for the OpenGL graphics system (bsd3, graphics, library)2019-05-06JasonDagit, SvenPanne
OpenGLCheck130.0Quickcheck instances for various data structures. (bsd3, graphics, library)2008-11-04ThomasDavie
OpenGLRaw10220.0A raw binding for the OpenGL graphics system (bsd3, graphics, library)2019-12-08JasonDagit, SvenPanne
OpenSCAD890.0ADT wrapper and renderer for OpenSCAD models. (bsd3, graphics, library)2015-07-07MikeMeyer
OpenVG1150.0OpenVG (ShivaVG-0.2.1) binding (bsd3, graphics, library)2014-01-01StephenTetley
OpenVGRaw330.0Raw binding to OpenVG (ShivaVG-0.2.1 implementation). (bsd3, graphics, library)2014-01-01StephenTetley
Operads970.0Groebner basis computation for Operads. (bsd3, library, math)2009-08-14MikaelVejdemoJohansson
OptDir1150.0The OptDir type for representing optimization directions. (bsd3, data, library, optimisation, optimization)2020-01-13MasahiroSakai
OrPatterns90.0A quasiquoter for or-patterns (bsd3, development, library)2014-05-16AdamVogt
OrchestrateDB470.0Unofficial Haskell Client Library for the Orchestrate.io API (bsd3, database, library)2015-08-02dwd31415
OrderedBits1420.0Efficient ordered (by popcount) enumeration of bits (bsd3, data, library)2019-06-14ChristianHoener
Ordinals260.0Ordinal arithmetic (bsd3, library, math)2010-07-09KiYungAhn
Ordinary800.0A Programming Language in Construction (bsd3, language, library, program)2018-01-08MarisaVeryMoe
Oslo-Vectize (deprecated)280.0spam (bsd3, deprecated, program, spam)2018-09-16
PArrows240.0Arrow parser combinators similar to Parsec (bsd3, library, parsing)2009-01-24GwernBranwen
PBKDF2 (deprecated in favor of pbkdf, scrypt, bcrypt)1290.0Make password-based security schemes more secure. (bsd3, cryptography, deprecated, library)2014-10-02AdamBergmark, ErikHesselink, JeremyShaw, ThomasHartman
PPrinter642.0A generic derivable Haskell pretty printer (bsd3, generics, library, pretty-printer, text)2016-10-25iamzhenyi
PSQueue1670.0Priority Search Queue (bsd3, data-structures, library)2019-01-12HerbertValerioRiedel, ScottDillard
PUH-Project320.0This is a package which includes Assignments, Email, User and Reviews modules for Programming in Haskell course. (bsd3, data, library)2016-01-21att
PageIO410.0Page-oriented extraction and composition library (bsd3, library, program, text)2008-08-01AudreyTang
Paillier350.0a simple Paillier cryptosystem (bsd3, library, math)2013-12-11onemouth
PandocAgda450.0Pandoc support for literate Agda (bsd3, dependent-types, library, program)2013-03-11PeterDivianszky
Paraiso1520.0a code generator for partial differential equations solvers. (bsd3, language, library)2015-12-03TakayukiMuranushi
ParserFunction (deprecated in favor of attoparsec)1070.0Parse and evaluate mathematical expressions. (bsd3, deprecated, library, math, parsing)2014-05-14EnzoHaussecker
PartialTypeSignatures160.0emulate partial type signatures with template haskell (bsd3, development, library)2014-08-09AdamVogt
PathTree190.0A tree used to merge and maintain paths (bsd3, data, library)2016-07-16pjrt
Pathfinder1500.0Relational optimiser and code generator (bsd3, database, ffi, library)2011-12-01GeorgeGiorgidze, JeroenWeijers, AlexUlrich
Peano550.0simple Peano numbers (bsd3, data, library)2012-03-08AndrasSlemmer, FrancescoMazzoli
PeanoWitnesses210.0GADT type witnesses for Peano-style natural numbers. (bsd3, data, library)2014-06-28kwf
PerfectHash (deprecated in favor of perfecthash)670.0A perfect hashing library for mapping bytestrings to values. (bsd3, data, data-structures, deprecated, library)2016-04-29MarkWotton
PermuteEffects390.0Permutations of effectful computations (bsd3, control, library)2011-01-16MartijnVanSteenbergen
Persistence2710.0A versatile library for topological data analysis. (bsd3, data, library, math)2019-08-19Ebanflo
Pipe (deprecated)760.0Process piping library (bsd3, deprecated, library, system)2009-07-02MattiNiemenmaa
Piso340.0Partial isomorphisms (bsd3, data, library)2017-05-09MartijnVanSteenbergen
PlayHangmanGame240.0Play Hangman Game (bsd3, game, program)2012-04-04HaishengWu
PlayingCards460.0Playing cards api (bsd3, game, library)2014-08-04dillonhuff
Plot-ho-matic4070.0Real-time line plotter for generic data (bsd3, graphics, library)2018-12-14GregHorn
PlslTools330.0So far just a lint like program for PL/SQL. Diff and refactoring tools are planned (bsd3, pl-sql-tools, program)2008-12-02LarryLayland
PortMidi3340.0A binding for PortMedia/PortMidi (bsd3, library, sound)2018-07-29PaulLiu, OlivierSohn
Prelude320.0A Prelude module replacement (bsd3, library, prelude)2018-08-29HerbertValerioRiedel
PrimitiveArray6480.0Efficient multidimensional arrays (bsd3, data, library)2019-08-30ChristianHoener
PrimitiveArray-Pretty310.0Pretty-printing for primitive arrays (bsd3, data, library)2017-03-03ChristianHoener
ProbabilityMonads170.0Probability distribution monads. (bsd3, control, library)2007-10-07EricKidd
PropLogic760.0Propositional Logic (algorithms, bsd3, library, logic, program)2012-04-16DavidFox
Proper790.0An implementation of propositional logic in Haskell (bsd3, library, program, unclassified)2014-11-03dillonhuff
ProxN200.0Proximity sets in N dimensions (bsd3, library, math)2012-01-28AndrasSlemmer
Pugs2940.0A Perl 6 Implementation (bsd3, language, program, pugs)2015-08-15AudreyTang, JeffShaw
PyF2250.0Quasiquotations for a python like interpolated string formater (bsd3, library, text)2020-03-24guibou
QIO510.0The Quantum IO Monad is a library for defining quantum computations in Haskell (bsd3, library, quantum)2016-11-13AlexanderGreen
QuadEdge160.0QuadEdge structure for representing triangulations (bsd3, data, library)2010-06-26NealAlexander
QuadTree360.0QuadTree library for Haskell, with lens support. (bsd3, data, game, library)2015-08-09Kron
QuasiText1910.0A QuasiQuoter for Text. (bsd3, library, text)2016-06-05MikeLedger
Quelea72.0Programming with Eventual Consistency over Cassandra. (bsd3, experimental, library)2015-12-13gowtham
QuickAnnotate850.0Annotation Framework (bsd3, development, library, program)2012-09-19ShayanNajd
QuickCheck46512.75Automatic testing of Haskell programs (bsd3, library, testing)2020-03-28DonaldStewart, KoenClaessen, NickSmallbone, SimonMarlow
Quickson (deprecated in favor of aeson-quick)280.0Quick JSON extractions with Aeson (bsd3, deprecated, json, library, text, web)2015-07-12ssadler
R-pandoc1170.0 (bsd3, library, program, text)2019-11-15CorentinDupont
RANSAC500.0The RANSAC algorithm for parameter estimation. (bsd3, library, math, numerical)2015-11-19AnthonyCowley
RBTree670.0Pure haskell Red-Black-Tree implemetation (bsd3, data-structures, library)2011-06-09XingboWu
RJson980.0A reflective JSON serializer/parser. (bsd3, library, text)2009-02-22AlexDrummond
RMP180.0Binding to code that controls a Segway RMP (bsd3, library, program, robotics, system)2010-05-23NoamLewis
RSA7470.0Implementation of RSA, using the padding schemes of PKCS#1 v2.1. (bsd3, codec, cryptography, library)2019-10-14AdamWick
Raincat1630.0A puzzle game written in Haskell with a cat in lead role (bsd3, game, program)2018-09-23MikhailPobolovets, SergeiTrofimovich
Range100.0Data structure for managing ranges (bsd3, data, library)2013-04-19ThomasEding
Ranged-sets2152.25Ranged sets for Haskell (bsd3, data, library)2019-03-11PaulJohnson
Rasenschach880.0Soccer simulation (bsd3, game, program)2016-02-24MartinWoehrle
Rasterific4752.0A pure haskell drawing engine. (bsd3, graphics, library)2020-04-01VincentBerthoux
ReadArgs2370.0Simple command line argument parsing (bsd3, command-line, library, program)2016-12-08NoahEasterly
Ref290.0Generic Mutable Ref Abstraction Layer (bsd3, data, library)2013-03-28CarterSchonwald
RefSerialize2700.0Write to and read from ByteStrings maintaining internal memory references (bsd3, data, database, library, parsing)2017-02-06AlbertoCorona
RepLib1952.0Generic programming library with representation types (bsd3, generics, library)2018-10-15BrentYorgey, ChrisCasinghino, sweirich
ReplicateEffects380.0Composable replication schemes of applicative functors (bsd3, control, library)2012-12-27MartijnVanSteenbergen
ReviewBoard470.0Haskell bindings to ReviewBoard (bsd3, development, library, program)2008-05-28AdamSmyczek
Ritt-Wu280.0Parallel implementation of Ritt-Wu's algorithm. (algorithm, bsd3, library, program)2020-02-12jsrqv
Rlang-QQ (deprecated in favor of inline-r)1320.0quasiquoter for inline-R code (bsd3, deprecated, development, library)2015-05-06AdamVogt
RoyalMonad590.0All hail the Royal Monad! (bsd3, control, library)2015-09-23AtzeVanDerPloeg
SBench260.0A benchmark suite for runtime and heap measurements over a series of inputs. (bsd3, library, testing)2013-03-05DanielSeidel
SCRIPTWriter100.0ESCRIPT: a human friendly language for programming Bitcoin scripts (bitcoin, bsd3, language, library, program, script)2018-10-15RickKlomp
SDL6751.5Binding to libSDL (bsd3, foreign-binding, library)2018-07-15ChrisDone, DavidHimmelstrup, fffaaa
SDL-gfx2340.0Binding to libSDL_gfx (bsd3, foreign-binding, library)2018-09-07ChrisDone, DavidHimmelstrup, fffaaa
SDL-image2380.0Binding to libSDL_image (bsd3, foreign-binding, library)2018-07-15ChrisDone, DavidHimmelstrup, fffaaa
SDL-mixer2780.0Binding to libSDL_mixer (bsd3, foreign-binding, library)2018-07-15ChrisDone, DavidHimmelstrup, fffaaa
SDL-mpeg310.0Binding to the SMPEG library (bsd3, foreign-binding, library)2008-07-28AudreyTang
SDL-ttf2770.0Binding to libSDL_ttf (bsd3, foreign-binding, library)2018-07-15ChrisDone, DavidHimmelstrup, fffaaa
SFont (deprecated)280.0SFont SDL Bitmap Fonts (bsd3, deprecated, graphics, library)2010-01-11LiamOConnorDavis
SG220.0Small geometry library for dealing with vectors and collision detection (bsd3, data, library, math)2009-03-17NeilBrown
SGplus290.0(updated) Small geometry library for dealing with vectors and collision detection (bsd3, data, library, math)2016-09-01donomii
SHA14770.0Implementations of the SHA suite of message digest functions (bsd3, codec, cryptography, library)2018-03-15AdamWick, RaphaelJavaux
SHA2890.0Fast, incremental SHA hashing for bytestrings (bsd3, cryptography, library)2011-02-28SveinOveAas
SMTPClient750.0A simple SMTP client library (bsd3, library, network)2013-02-11StephenBlackheath
SQLDeps210.0Calculate db-data dependencies of functions (bsd3, database, library)2013-05-20AlexanderThiemann
SSTG1362.0STG Symbolic Execution (bsd3, library, program, web)2017-08-17AntonXue
STL990.0STL 3D geometry format parsing and pretty-printing (bsd3, graphics, library)2019-06-29bergey
STLinkUSB530.0STLink USB interface in Haskell (bsd3, hardware, library, microcontroller, stm32)2017-11-03MarcFontaine
STM32-Zombie700.0control a STM32F103 microcontroller (bsd3, hardware, library, microcontroller, stm32)2017-11-03MarcFontaine
STM32F103xx-SVD380.0Definition for Peripherals,Registers and Fields from STM32F103xx.svd (bsd3, hardware, library, microcontroller, stm32)2017-11-03MarcFontaine
STMonadTrans3970.0A monad transformer version of the ST monad (bsd3, library, monads)2019-07-06JosefSvenningsson
SVD2HS270.0translate a SVD of a Microcontroller to Haskell tables (bsd3, hardware, library, microcontroller, stm32, svd)2017-11-03MarcFontaine
SVG2Q170.0Code generation tool for Quartz code from a SVG. (bsd3, parsing, program)2011-01-27JanGreve
SVGFonts4440.0Fonts from the SVG-Font format (bsd3, graphics, library)2019-01-29BrentYorgey, JanBracker, RyanYates, TillmannVogt, jeffreyrosenbluth, bergey
SVGPath840.0Parsing the path command of SVG (bsd3, graphics, library)2014-06-16RohanDrape, TillmannVogt
SableCC2Hs260.0Generate a parser (in Haskell) with the SableCC parser generator. (bsd3, library, parsing, program)2012-06-13MarcFontaine
Safe (deprecated in favor of safe)240.0Library for safe (pattern match free) functions (bsd3, deprecated, library, unclassified)2007-01-12
SafeSemaphore2900.0Much safer replacement for QSemN, QSem, and SampleVar (bsd3, concurrency, library)2014-05-03ChrisKuklewicz
Salsa300.0A .NET Bridge for Haskell (.net, bsd3, foreign, library)2014-09-06AndrewAppleyard, TimMatthews
Saturnin280.0Saturnin CI / Job System (application-server, bsd3, library, program)2015-05-18yac
SciBaseTypes190.0Base types and classes for statistics, sciences and humanities (bsd3, data, library)2019-03-27ChristianHoener
Scurry450.0A cross platform P2P VPN application built using Haskell. (bsd3, network, program)2009-01-24JohnVanEnk
SegmentTree700.0Data structure for querying the set (or count) of intervals covering given point (bsd3, data, library)2012-10-29AlexandruScvortov, DmitryAstapov
Semigroup980.0A semigroup (bsd3, data, library)2011-04-13TonyMorris
SeqAlign (deprecated in favor of seqalign)160.0Sequence Alignment (bsd3, deprecated, library, unclassified)2015-04-23rcallahan
Shellac430.0A framework for creating shell envinronments (bsd3, library, user-interfaces)2016-06-03RobertDockins
Shellac-compatline270.0"compatline" backend module for Shellac (bsd3, library, user-interfaces)2016-06-03RobertDockins
Shellac-editline310.0Editline backend module for Shellac (bsd3, library, user-interfaces)2016-06-03RobertDockins
Shellac-haskeline460.0Haskeline backend module for Shellac (bsd3, library, user-interfaces)2016-06-04JudahJacobson, RobertDockins
Shellac-readline340.0Readline backend module for Shellac (bsd3, library, user-interfaces)2016-06-03RobertDockins
ShortestPathProblems220.0grammars for TSP and SHP (bsd3, data, library)2017-03-06ChristianHoener
ShowF330.0Show for * -> * (bsd3, library, text)2013-11-27ConalElliott
Shpadoinkle822.0A programming model for declarative, high performance user interface. (bsd3, library, web)2020-05-10fresheyeball
Shpadoinkle-backend-pardiff1020.0A Virtual Dom in pure Haskell, based on Html as an Alignable Functor. (bsd3, library, web)2020-05-10fresheyeball
Shpadoinkle-backend-snabbdom660.0Use the high-performance Snabbdom virtual dom library written in JavaScript. (bsd3, library, web)2020-05-22fresheyeball
Shpadoinkle-backend-static1240.0A backend for rendering Shpadoinkle as Text. (bsd3, library, web)2020-05-22fresheyeball
Shpadoinkle-examples330.0Example usages of Shpadoinkle (bsd3, program, web)2020-05-10fresheyeball
Shpadoinkle-html770.0A typed, template generated Html DSL, and helpers. (bsd3, library, web)2020-05-10fresheyeball
Shpadoinkle-router650.0A single page application rounter for Shpadoinkle based on Servant. (bsd3, library, web)2020-05-10fresheyeball
Shpadoinkle-widgets790.0A collection of common reusable types and components. (bsd3, library, web)2020-05-10fresheyeball
Shrub210.04-way trie fuzzy search (bsd3, library, unclassified)2015-04-23rcallahan
Shu-thing800.0A vector shooter game (bsd3, game, program)2018-03-15AlanHawkins, GwernBranwen
SimpleAES680.0Fast AES encryption/decryption for bytestrings (bsd3, cryptography, library)2010-05-16DavidHimmelstrup
SimpleEA330.0Simple evolutionary algorithm framework. (ai, bsd3, library)2012-06-15ErlendHamberg
SimpleGL (deprecated in favor of definitive-graphics)360.0A Simple Graphics Library from the SimpleH framework. (bsd3, deprecated, graphics, library)2013-09-17MarcCoiffier
SimpleLog230.0Simple, configurable logging (bsd3, library, system)2015-01-19AndrasSlemmer
Smooth40.0A tiny, lazy SMT solver (bsd3, library, math)2014-11-05dillonhuff
Snusmumrik (deprecated)110.0E-library directory based on FUSE virtual file system. (bsd3, deprecated, program, text)2010-03-20SergeyAstanin
SoOSiM320.0Abstract full system simulator (bsd3, library, simulation)2012-06-19ChristiaanBaaij
SoccerFun1860.0Football simulation framework for teaching functional programming (ai, bsd3, education, game, library, program)2015-12-02JanRochel
SoccerFunGL380.0OpenGL UI for the SoccerFun framework (ai, bsd3, education, game, library, program)2015-12-02JanRochel
SpaceInvaders1020.0Video game (bsd3, game, program)2017-11-07GeorgeGiorgidze, IvanPerez, keera_studios_ci
SpacePrivateers90.0Simple space pirate roguelike (bsd3, game, program)2014-08-08tuturto
SpinCounter180.0Lock free Spin Counter (bsd3, data, library)2015-01-24julek
Spintax1050.0Random text generation based on spintax (bsd3, library, text)2020-03-08MichelBoucey
Spock3812.5Another Haskell web framework for rapid development (bsd3, library, web)2018-06-14AlexanderThiemann
Spock-api350.0Another Haskell web framework for rapid development (bsd3, library, web)2018-06-14AlexanderThiemann
Spock-api-ghcjs270.0Another Haskell web framework for rapid development (bsd3, library, web)2018-06-14AlexanderThiemann
Spock-api-server250.0Another Haskell web framework for rapid development (bsd3, library, web)2018-06-14AlexanderThiemann
Spock-auth (deprecated)200.0Provides authentification helpers for Spock (bsd3, deprecated, library, web)2014-07-13AlexanderThiemann
Spock-core890.0Another Haskell web framework for rapid development (bsd3, library, web)2018-06-14AlexanderThiemann
Spock-lucid500.0Lucid support for Spock (bsd3, library, web)2017-08-05Artyom
SpreadsheetML190.0Write support for Excel's SpreadsheetML format (bsd3, library, text)2012-02-21JasonDagit
Sprig (deprecated)200.0Binding to Sprig (bsd3, deprecated, foreign-binding, library)2010-01-11LiamOConnorDavis
Stack1432.25Stack data structure (bsd3, data-structures, library)2019-01-18rwlock
Stasis180.0A simple MVCC like library (bsd3, concurrency, library, program)2014-01-13zcourts
StateVar20260.0State variables (bsd3, data, library)2019-06-03EdwardKmett, SvenPanne
StateVar-transformer210.0State variables (bsd3, data, library)2014-03-06seagull
Stomp210.0Client library for Stomp brokers. (bsd3, library, network)2011-07-01VitaliyRukavishnikov
Strafunski-ATermLib440.0An abstract data type designed for the exchange of tree-like data structures (bsd3, data, library)2013-05-03JamesKoppel
Strafunski-Sdf2Haskell190.0Converts SDF to Haskell (bsd3, language, program)2013-05-03JamesKoppel
Strafunski-StrategyLib1230.0Library for strategic programming (bsd3, generics, library)2018-03-11AlanZimmerman, JamesKoppel
StrappedTemplates410.0General purpose templates in haskell (bsd3, library, text)2015-07-12hansonkd
Stream6280.0A library for manipulating infinite lists. (bsd3, data, library)2015-02-06WouterSwierstra
SuffixStructures60.0Suffix array construction (bsd3, data, data-structures, library, program)2015-05-07ChristianHoener
Sysmon680.0Sybase 15 sysmon reports processor (bsd3, database, library)2011-03-07VitaliyRukavishnikov
TBC420.0Testing By Convention (bsd3, library, program, testing)2012-06-24PeterGammie
TBit440.0Utilities for condensed matter physics tight binding calculations. (bsd3, library, science)2015-04-20danielsmw
TCache4460.0A Transactional cache with user-defined persistence (bsd3, data, database, library)2017-02-11AlbertoCorona
THEff200.0TH implementation of effects. (bsd3, control, effect, library, th)2017-01-22kolodeznydiver
TV1340.0Tangible Values -- composable interfaces (bsd3, interfaces, library)2013-08-14ConalElliott
TYB620.0Template Your Boilerplate - a Template Haskell version of SYB (bsd3, generics, library)2013-02-18MichaelAdams, ThomasDuBuisson
TableAlgebra470.0Ferry Table Algebra (bsd3, database, library)2011-08-17JeroenWeijers
Tables350.0A client for Quill databases (bsd3, database, program)2014-04-26NatePisarski
Tablify660.0Tool to render CSV into tables of various formats (bsd3, program, text)2011-04-21DanielLyons
Tahin180.0Tahin Password Generator (bsd3, library, password, program)2016-04-06mtesseract
Tainted600.0Tainted type, and associated operations (bsd3, control, data, library, monads, trans)2015-05-27RossMeikleham
Takusen1112.0Database library with left-fold interface, for PostgreSQL, Oracle, SQLite, ODBC. (bsd3, database)2011-01-26AlistairBayley, DonaldStewart, JasonDagit
Tape200.0Bidirectionally infinite streams, akin to the tape of a Turing machine. (bsd3, data, library)2014-06-28kwf
TaskMonad280.0A collection of tools which can be used to access taskwarrior from xmonad. (bsd3, library, xmonad)2019-03-30mmagorsc
TeaHS (deprecated)220.0TeaHS Game Creation Library (bsd3, deprecated, game, library)2010-06-05LiamOConnorDavis
Tensor1820.0Tensor data types (bsd3, data, library)2018-07-25SvenPanne
TernaryTrees1590.0Efficient pure ternary tree Sets and Maps (bsd3, data-structures, library, program)2011-01-22AlexMason
Thingie (deprecated in favor of Hieroglyph)340.0Purely functional 2D drawing (bsd3, deprecated, graphics, library)2008-12-18JeffersonHeard
TicTacToe180.0A sub-project (exercise) for a functional programming course (bsd3, education, library)2011-02-15TonyMorris
TinyLaunchbury230.0Simple implementation of call-by-need using Launchbury's semantics (bsd3, compilers-interpreters, library)2011-06-20DavidSankel
TinyURL170.0Use TinyURL to compress URLs (bsd3, library, web)2009-02-16ReidBarton
TraceUtils370.0Functions that should have been in Debug.Trace (bsd3, development, library)2012-10-15EyalLotem
TransformeR (deprecated)80.0eDSL in R for Safe Variable Transformarion (bsd3, deprecated, dsl, library, program, security, statistics)2016-08-04remy
TransformersStepByStep590.0Tutorial on monad transformers. (bsd3, development, program)2015-05-27MartinGrabmueller
Transhare180.0A library to apply transformation to containers so as to maximize sharing of unchanged subcomponents. (bsd3, data, library)2011-06-19ChrisKuklewicz
TreeCounter310.0Wait-free Tree Counter (bsd3, data, library)2015-01-24julek
TreeStructures140.0A collection of heaps and search trees (bsd3, data-structures, library)2010-03-15BrendanHickey
Treiber380.0Lock free Treiber stack (bsd3, data, library)2015-01-31julek
TrieMap2720.0Automatic type inference of generalized tries with Template Haskell. (algorithms, bsd3, library)2013-04-18LouisWasserman
Twofish630.0An implementation of the Twofish Symmetric-key cipher. (bsd3, codec, cryptography, library)2013-09-07RonLeisti
TypeClass450.0Typing speed game (bsd3, game, program)2014-01-31JeanPhilippeMoresmau
TypeCompose4010.0Type composition classes & instances (bsd3, composition, control, library)2018-11-07ConalElliott
TypeIlluminator130.0TypeIlluminator is a prototype tool exploring debugging of type errors/ (bsd3, compilers-interpreters, program)2008-02-19GwernBranwen
UISF970.0Library for Arrowized Graphical User Interfaces. (bsd3, gui, library)2015-09-02dwincort
URLT (deprecated in favor of web-routes)300.0Library for maintaining correctness of URLs within an application. (bsd3, deprecated, language, library, web)2010-03-16JeremyShaw
URLb290.0DEPRECATED A simple, liberal URL parser. (bsd3, library, text)2012-03-14JasonDusek
Unique8062.0It provides the functionality like unix "uniq" utility (bsd3, data, library)2020-01-26kapral
Unixutils5190.0A crude interface between Haskell and Unix-like operating systems (bsd3, library, system)2015-08-11DavidFox, JeremyShaw
Unixutils-shadow190.0A simple interface to shadow passwords (aka, shadow.h) (bsd3, library, system)2012-03-05JeremyShaw
UrlDisp200.0Url dispatcher. Helps to retain friendly URLs in web applications. (bsd3, library, network, web)2009-02-04ArtyomShalkhakov
Useful380.0Some useful functions and shorthands. (bsd3, library, unclassified)2010-12-22DanielHolden
UtilityTM380.0Utility functions that are missing from the standard library (bsd3, development, library)2011-09-29TonyMorris
VKHS8660.0Provides access to Vkontakte social network via public API (bsd3, library, program, web)2019-01-15SergeyMironov
Validation (deprecated in favor of validation)290.0A data-type like Either but with an accumulating Applicative (bsd3, data, deprecated, library)2012-08-14TonyMorris
Vec1420.0Fixed-length lists and low-dimensional linear algebra. (bsd3, data, library, math)2014-08-06ScottDillard
Vec-Boolean530.0Provides Boolean instances for the Vec package (bsd3, data, library, math)2012-08-05TobiasBexelius
Vec-OpenGLRaw280.0Instances and functions to interoperate Vec and OpenGL. (bsd3, graphics, library, math)2010-06-28ChristopherLaneHinson
Vec-Transform800.0This package is obsolete (bsd3, graphics, library, math)2012-08-05TobiasBexelius
VecN310.0a simple peano-indexed vector type (bsd3, data, library)2012-03-03AndrasSlemmer
ViennaRNA-extras200.0ViennaRNA v2 extensions (bioinformatics, bsd3, library)2017-11-23ChristianHoener
Villefort1061.5Villefort is a task manager and time tracker (bsd3, library, program, task, web)2019-04-30AliceReuter
Vulkan120.0A binding for the Vulkan API (bsd3, graphics, library)2016-01-11SvenPanne
VulkanMemoryAllocator1912.0Bindings to the VulkanMemoryAllocator library (bsd3, graphics, library)2020-06-03jophish
WAVE890.0WAVE audio file IO library (bsd3, data, library, program, sound)2020-04-02BartonMassey
WL500gPControl370.0A simple command line tools to control the Asus WL500gP router (bsd3, network, program, ui)2009-10-28VasylPasternak
WL500gPLib100.0A simple library to access to the WL 500gP router from the Haskell code (bsd3, library, network, program)2009-10-15VasylPasternak
WURFL (deprecated)170.0Convert the WURFL file into a Parsec parser (bsd3, deprecated, library, web)2007-09-30alpheccar
WXDiffCtrl170.0WXDiffCtrl (bsd3, gui, library, user-interfaces)2010-01-11JeremyODonoghue
WashNGo170.0WASH is a family of EDSLs for programming Web applications in Haskell. (bsd3, library, program, web)2010-05-08MarcWeber
Weather520.0Library for interacting with the Weather Underground JSON API. (bsd3, library, net)2015-04-16bstamour
WebBits (deprecated in favor of language-ecmascript)840.0JavaScript analysis tools (bsd3, deprecated, language, library)2012-05-10AndreyChudnov, ArjunGuha
WebCont320.0Continuation based web programming for Happstack (bsd3, library, web)2010-07-02SamAnklesaria
WeberLogic360.0Logic interpreter (bsd3, library, math, program)2014-03-17cameronbwhite
Webrexp240.0Regexp-like engine to scrap web data (bsd3, library, program, utility)2013-05-28VincentBerthoux
Wheb420.0The frictionless WAI Framework (bsd3, library, web)2014-09-14hansonkd
WikimediaParser130.0A parser for wikimedia style article markup. (bsd3, library, parsing)2009-02-06EzekielSmithburg
Win323342.0A binding to Windows Win32 API. (bsd3, graphics, system, windows)2019-12-31BenGamari, BryanOSullivan, IanLynagh, TamarChristina
Win32-console90.0Binding to the Win32 console API (bsd3, console, library, user-interfaces)2016-09-12siracusa
Win32-dhcp-server240.0Win32 DHCP Server Management API (bsd3, library, system)2015-08-24MichaelSteele
Win32-errors1010.0Alternative error handling for Win32 foreign calls (bsd3, library, system)2019-09-15MichaelSteele, gussen
Win32-extras190.0Provides missing Win32 API (bsd3, graphics, library, system)2013-11-13KidoTakahiro
Win32-junction-point280.0Support for manipulating NTFS junction points. (bsd3, library, system)2015-03-30MichaelSteele
Win32-notify710.0A binding to part of the Win32 library for file notification (bsd3, library, system)2017-09-12GregWeber, MarkDittmer, NiklasBroberg, PepeIborra
Win32-services1100.0Windows service applications (bsd3, library, system)2019-05-15MichaelSteele, gussen
Win32-services-wrapper480.0Wrapper code for making a Win32 service (bsd3, library, system)2015-05-27GaneshSittampalam
Win32-shortcut250.0Support for manipulating shortcuts (.lnk files) on Windows (bsd3, library, system)2017-01-13lato
Wired680.0Wire-aware hardware description (bsd3, hardware, language, library)2014-05-06EmilAxelsson
WordNet910.0Haskell interface to the WordNet database (bsd3, library, natural-language-processing, text)2013-08-26JoelTaylor, MaxRabkin
WordNet-ghc74520.0Haskell interface to the WordNet database (bsd3, library, natural-language-processing, text)2013-09-06JoelTaylor
Workflow6592.0Workflow patterns over a monad for thread state logging & recovery (bsd3, control, library, workflow)2015-05-01AlbertoCorona
X117702.0A binding to the X11 graphics library (bsd3, graphics, library)2019-09-28DanielWagner, DonaldStewart, PeterJones, PeterSimons, SpencerJanssen
X11-extras690.0Missing bindings to the X11 graphics library (bsd3, graphics, library)2007-10-12DonaldStewart, SpencerJanssen
X11-rm282.0A binding to the resource management functions missing from X11. (bsd3, graphics, library)2011-09-06TroelsHenriksen
X11-xdamage320.0A binding to the Xdamage X11 extension library (bsd3, graphics, library)2011-05-26DonaldStewart, EwanHiggs
X11-xshape310.0A binding to the Xshape X11 extension library (bsd3, graphics, library)2010-04-27DonaldStewart, EwanHiggs
XInput260.0Bindings for the DirectX XInput library. (bsd3, library, system)2009-02-23ErikCharlebois
XML410.0Extensible Markup Language (bsd3, data, library)2018-08-19
XMPP530.0XMPP library (bsd3, library, network)2009-12-03GregoriKholomyev, OlegIvanov
XSaiga582.0An implementation of a polynomial-time top-down parser suitable for NLP (attribute-grammars, bsd3, library, memoization, natural-language-processing, parsercombinators, parsing, program, text)2018-02-09InBetweenNames
Xauth470.0A binding to the X11 authentication library (bsd3, graphics, library)2009-01-06SpencerJanssen
Xec170.0Gtk command launcher with identicon (bsd3, program, utils)2012-12-20DaikiHanda
XmlHtmlWriter282.0A library for writing XML and HTML (bsd3, language, library)2012-05-25MatthewMirman
YFrob180.0Yampa-based library for programming robots (bsd3, frp, library, reactivity, yampa)2010-10-12TristanSkudlik
Yablog580.0A simple blog engine powered by Yesod. (bsd3, web)2013-01-01HiromiIshii
Yampa4472.5Elegant Functional Reactive Programming Language for Hybrid Systems (bsd3, frp, library, reactivity)2019-10-15GeorgeGiorgidze, IvanPerez, keera_studios_ci
Yampa-core130.0Library for programming hybrid systems. (bsd3, frp, library, reactivity)2015-06-25NikolayOrlyuk
YampaSynth1150.0Software synthesizer (bsd3, music, sound)2014-05-30GeorgeGiorgidze, IvanPerez, keera_studios_ci
Yogurt430.0A MUD client library (bsd3, library, network)2011-06-18MartijnVanSteenbergen
Yogurt-Standalone170.0A functional MUD client (bsd3, network, program)2009-04-10MartijnVanSteenbergen
ZEBEDDE (deprecated)240.0Polymer growth simulation method (bsd3, deprecated, library, math)2015-07-29hackrilege
ZMachine170.0A Z-machine interpreter (bsd3, game, program)2008-03-29GwernBranwen
ZipFold480.0Zipping folds (bsd3, data, library)2009-07-12ConalElliott
ZipperAG1130.0An implementationg of Attribute Grammars using Functional Zippers (bsd3, experimental, library)2014-10-19prmartins
Zora1630.0Graphing library wrapper + assorted useful functions (bsd3, library, unclassified)2015-05-16bgwines
Zwaluw160.0Combinators for bidirectional URL routing (bsd3, library, text)2010-11-07MartijnVanSteenbergen
abc-puzzle670.0Generate instances of the ABC Logic Puzzle. (bsd3, game, program)2014-08-01PatrickBahr
abcBridge1290.0Bindings for ABC, A System for Sequential Synthesis and Verification (bsd3, data, library)2015-12-12AaronTomb, KevinQuick, RobertDockins
abcnotation930.0Haskell representation and parser for ABC notation. (bsd3, library, music)2015-06-30HansHoglund
abides400.0Simple boolean tests to see if a value abides by certain properties (bsd3, data, library, testing)2019-09-23athanclark
abstract-deque8180.0Abstract, parameterized interface to mutable Deques. (bsd3, data, library)2014-02-05RyanNewton
abstract-deque-tests580.0A test-suite for any queue or double-ended queue satisfying an interface (bsd3, data, library)2014-02-05RyanNewton
abstract-par6790.0Type classes generalizing the functionality of the 'monad-par' library. (bsd3, control, library, monads, parallelism)2013-11-06RyanNewton
abstract-par-accelerate790.0Provides the class ParAccelerate, nothing more. (bsd3, library, parallelism)2012-05-14RyanNewton
ac-machine980.0Aho-Corasick string matching algorithm in Haskell (bsd3, data, library)2013-09-30YutaTaniguchi
ac-machine-conduit220.0Drive Aho-Corasick machines in Conduit pipelines (bsd3, data, library)2013-09-30YutaTaniguchi
accelerate3722.5An embedded language for accelerated array processing (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2018-10-07ManuelChakravarty, TrevorMcDonell
accelerate-arithmetic520.0Linear algebra and interpolation using the Accelerate framework (bsd3, library, math)2018-03-17HenningThielemann
accelerate-bignum260.0Fixed-length large integer arithmetic for Accelerate (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2018-04-04TrevorMcDonell
accelerate-blas590.0Numeric Linear Algebra in Accelerate (bsd3, library, math)2019-04-30TrevorMcDonell
accelerate-cublas200.0Basic Linear Algebra using native CUBLAS library (bsd3, library, math, program)2017-04-23HenningThielemann
accelerate-cuda (deprecated in favor of accelerate-llvm-ptx)1320.0Accelerate backend for NVIDIA GPUs (bsd3, compilers-interpreters, concurrency, data, deprecated, library, parallelism)2017-03-31ManuelChakravarty, TrevorMcDonell
accelerate-cufft890.0Accelerate frontend to the CUFFT library (Fourier transform) (bsd3, library, math)2017-12-15HenningThielemann
accelerate-examples1390.0Examples using the Accelerate library (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2019-04-30ManuelChakravarty, TrevorMcDonell
accelerate-fft770.0FFT using the Accelerate library (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2018-04-04TrevorMcDonell
accelerate-fftw310.0Accelerate frontend to the FFTW library (Fourier transform) (bsd3, library, math)2018-03-17HenningThielemann
accelerate-fourier860.0Fast Fourier transform and convolution using the Accelerate framework (bsd3, library, math)2018-03-17HenningThielemann
accelerate-fourier-benchmark290.0Compare different implementations of the Fast Fourier Transform (bsd3, math, program)2017-04-23HenningThielemann
accelerate-io1280.0Read and write Accelerate arrays in various formats (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2018-04-04ManuelChakravarty, TrevorMcDonell
accelerate-kullback-liebler732.0Kullback-Liebler divergence (accelerate, array, bsd3, library)2020-02-08vmchale
accelerate-llvm390.0Accelerate backend component generating LLVM IR (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2019-04-29TrevorMcDonell
accelerate-llvm-native550.0Accelerate backend for multicore CPUs (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2019-04-29TrevorMcDonell
accelerate-llvm-ptx852.0Accelerate backend for NVIDIA GPUs (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2019-04-29TrevorMcDonell
accelerate-random (deprecated in favor of mwc-random-accelerate)120.0Generate Accelerate arrays filled with high quality pseudorandom numbers (bsd3, data, deprecated, library)2015-10-16TrevorMcDonell
accelerate-utility570.0Utility functions for the Accelerate framework (bsd3, library, parallelism)2018-03-17HenningThielemann
accentuateus1100.0A Haskell implementation of the Accentuate.us API. (bsd3, library, web)2011-06-03MichaelSchade
access-time820.0Cross-platform support for retrieving file access times (bsd3, library, system)2012-02-03MaxBolingbroke
access-token-provider250.0Provides Access Token for Services (bsd3, data, library)2018-05-01mtesseract
accuerr500.0Data type like Either but with accumulating error type (bsd3, development, library)2016-06-18OmariNorman
ace1760.0Attempto Controlled English parser and printer (bsd3, library, linguistics)2014-11-28ChrisDone
acl2300.0Writing and calling ACL2 from Haskell. (bsd3, formal-methods, language, library)2014-10-01TomHawkins
acme-box200.0A full featured empty project (acme, bsd3, library, program)2015-07-11twebb
acme-cofunctor212.0A Cofunctor is a structure from category theory dual to Functor (acme, bsd3, library)2017-05-13JasperVanDerJeugt
acme-colosson130.0Determines whether it is numberwang. (acme, bsd3, library)2011-10-18KeeganMcAllister
acme-comonad180.0A more efficient dualization (bsd3, library, ntrol)2012-12-08JoeQuinn
acme-dont420.0A "don't" construct (acme, bsd3, library)2020-04-01GracjanPolak, jack
acme-flipping-tables190.0Stop execution with rage. (acme, bsd3, library)2015-06-30JacobStanley
acme-functors242.0The best applicative functors. (acme, bsd3, library)2017-03-12chris_martin
acme-grawlix330.0More readable names for commonly used symbols (acme, bsd3, library)2015-08-10kadoban
acme-http470.0fastest Haskell PONG server in the world (bsd3, library, program, web)2016-08-05JeremyShaw
acme-kitchen-sink170.0A place for dumping that does-not-feel-right code while you improve it (bsd3, library, other)2017-02-21marcosdumay
acme-lolcat360.0LOLSPEAK translator (acme, bsd3, library)2015-04-06AntonNikishaev
acme-lookofdisapproval160.0Express your disapproval (acme, bsd3, library)2013-07-17AntonNikishaev
acme-microwave470.0The eighth wonder of the world, kitchen math! (acme, bsd3, library)2015-02-07JoeQuinn
acme-numbersystem270.0Define the less than and add and subtract for nats (acme, bsd3, library)2014-01-09MaxwellSwadling
acme-omitted590.0A name for omitted definitions (acme, bsd3, library)2016-08-19JoachimFasting
acme-operators382.25Operators of base, all in one place! (bsd3, documentation, library)2015-07-15phadej
acme-php580.0The flexibility of Haskell and the safety of PHP (acme, bsd3, library)2016-04-20JoeQuinn
acme-pointful-numbers290.0Make more than one point in numeric literals (acme, bsd3, library)2014-05-07AntonNikishaev
acme-realworld240.0Primitives for manipulating the state of the universe (acme, bsd3, library)2011-12-09JoeyAdams
acme-schoenfinkel262.0Proper names for curry and uncurry (acme, bsd3, library)2013-08-30ErtugrulSoeylemez, esz
acme-smuggler230.0Smuggle arbitrary values in arbitrary types (acme, bsd3, library)2018-10-02benc
acme-strfry130.0A binding to the glibc strfry function. (acme, bsd3, library)2012-01-26ElliottHird
acme-stringly-typed180.0Stringly Typed Programming (acme, bsd3, library)2014-08-29SvenStruett
acme-this270.0import This (bsd3, library, this)2019-04-17TobiasDammers
acme-timemachine360.0An easy way to perform and unperform IO and other stateful actions. (acme, bsd3, library)2015-06-09mniip
action-permutations620.0Execute a set of actions (e.g. parsers) in each possible order (bsd3, control, library)2014-04-11RossPaterson
active10740.0Abstractions for animation (bsd3, data, library)2019-10-20BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
activehs510.0Haskell code presentation tool (bsd3, documentation, education, program)2017-07-30PeterDivianszky, lspitzner, GaborPali, gombocarti
activehs-base600.0Basic definitions for activehs (bsd3, documentation, education, library)2016-05-24PeterDivianszky, lspitzner, GaborPali, gombocarti
activitypub300.0ActivityPub Haskell Library (bsd3, library, web)2018-09-16LukeHoersten
activitystreams-aeson390.0An interface to the ActivityStreams specification (bsd3, codec, library)2016-02-21gdritter
actor230.0Actors with multi-headed receive clauses (bsd3, concurrency, library)2008-10-22MartinSulzmann
acts790.0Semigroup actions and torsors. (algebra, bsd3, library, math)2020-02-23sheaf
ad27372.5Automatic Differentiation (bsd3, library, math)2020-02-03EdwardKmett, EricMertens, ryanglscott
adaptive-containers440.0Self optimizing container types (bsd3, data, library)2009-04-11DonaldStewart
adaptive-tuple330.0Self-optimizing tuple types (bsd3, data, library)2010-03-16JohnLato
adb270.0Android Debug Bridge (ADB) protocol (bsd3, library, network)2018-05-22StephenBlackheath
addLicenseInfo340.0Adds license info to the top of a file. (bsd3, development, program)2009-12-03JoeFredette
adict1090.0Approximate dictionary searching (bsd3, library, natural-language-processing)2013-07-23JakubWaszczuk
adjunction180.0See README for more info (adjunctions, bsd3, library, math)2020-02-01
adjunctions19302.25Adjunctions and representable functors (adjunctions, bsd3, data-structures, library)2018-01-28EdwardKmett, EricMertens, ryanglscott, AaronVargo
adler32912.0An implementation of Adler-32, supporting rolling checksum operation (bsd3, cryptography, hash, library)2018-03-15MariosTitas
adobe-swatch-exchange170.0parse Adobe Swatch Exchange files and (optionally) output .css files with the colors (bsd3, library, program, web)2013-04-12JeremyShaw
adp-multi570.0ADP for multiple context-free languages (algorithms, bioinformatics, bsd3, data-structures, library)2013-05-29MaikRiechert
adp-multi-monadiccp300.0Subword construction in adp-multi using monadiccp (algorithms, bioinformatics, bsd3, data-structures, library)2013-05-29MaikRiechert
advent-of-code-api4220.0Advent of Code REST API bindings and servant API (bsd3, library, web)2019-12-04jle
aern2-mp900.0Multi-precision ball (interval) arithmetic (bsd3, library, math)2019-03-19MichalKonecny
aern2-real560.0Exact real numbers via Cauchy sequences and MPFR (bsd3, library, math, program)2019-03-19MichalKonecny
aeson73932.75Fast JSON parsing and encoding (bsd3, json, library, text, web)2020-05-26AdamBergmark, BasVanDijk, BryanOSullivan, HerbertValerioRiedel
aeson-attoparsec290.0Embed an Attoparsec text parser into an Aeson parser (bsd3, library, web)2017-11-15athanclark
aeson-coerce160.0Initial project template from stack (bsd3, library, web)2016-06-21angerman
aeson-combinators460.0Aeson combinators for dead simple JSON decoding (bsd3, json, library, text, web)2020-03-08MarekFajkus
aeson-compat4920.0Compatibility layer for aeson (bsd3, library, web)2018-09-24phadej
aeson-default620.0Apply default value to FromJSON instacnes' Maybe fields (bsd3, default, hkd, json, library)2020-02-04gqk007
aeson-diff3802.0Extract and apply patches to JSON documents. (algorithms, bsd3, json, library, program, web)2020-05-22ThomasSutton
aeson-diff-generic340.0Apply a json-patch to any haskell datatype. (bsd3, json, library, web)2018-04-17KristofBastiaensen
aeson-extra6690.0Extra goodies for aeson (aeson, bsd3, data, library)2019-10-21phadej
aeson-filthy730.0Several newtypes and combinators for dealing with less-than-cleanly JSON input. (bsd3, json, library, text, web)2019-12-08AlecHeller
aeson-flat300.0Tools for creating flat JSON serializations (bsd3, library, web)2017-04-11seanhess
aeson-flatten90.0JSON flatten for Aeson (bsd3, json, library, text, web)2016-05-03JiriMarsicek
aeson-flowtyped880.0Create Flow type definitions from Haskell data types. (bsd3, library, web)2017-08-07MikeLedger
aeson-gadt-th912.0Derivation of Aeson instances for GADTs (bsd3, json, library)2019-12-16CaleGibbard, abrar
aeson-generic-compat1020.0Compatible generic class names of Aeson (bsd3, library, text)2018-08-25KeiHibino
aeson-iproute650.0Aeson instances for iproute types (bsd3, data, library)2018-03-19sickmind, MaxGabriel
aeson-lens1370.0Lens of Aeson (bsd3, data, library)2013-02-14HideyukiTanaka
aeson-native (deprecated in favor of aeson)230.0Fast JSON parsing and encoding (deprecated) (bsd3, deprecated, json, library, text, web)2012-01-19MichaelSnoyman
aeson-parsec-picky170.0Alternative JSON parser based on Parsec and Aeson (bsd3, json, library, text)2015-12-11MatejKollar
aeson-picker910.0Tiny library to get fields from JSON format (bsd3, json, library, text, web)2019-09-07ozzzzz
aeson-prefix150.0Hiearchical prefixing for aeson (bsd3, json, library, text, web)2016-04-17JiriMarsicek
aeson-pretty11990.0JSON pretty-printing library and command-line tool. (bsd3, json, library, pretty-printer, text, web)2019-09-27FalkoPeters
aeson-quick1210.0Quick JSON extractions with Aeson (bsd3, json, library, text, web)2019-04-09ssadler
aeson-schemas2972.0Easily consume JSON data on-demand with type-safety (bsd3, json, library, quasiquoters)2020-06-03leapyear
aeson-serialize110.0Simple serialization functions for aeson types (bsd3, library, unclassified)2014-08-01KevinCotrone
aeson-streams60.0An HTTP client library for JSON-based APIs (bsd3, library, web)2014-12-06VoMinhThu
aeson-tiled220.0Aeson instances for the Tiled map editor. (bsd3, game, library, program)2017-10-24SchellScivally
aeson-typescript1200.0Generate TypeScript definition files from your ADTs (bsd3, json, library, text, web)2019-06-12thomasjm
aeson-utils1150.0Utilities for working with Aeson. (bsd3, data, library)2015-05-25AdamBergmark, ErikHesselink
aeson-via410.0Wrappers to derive-via Aeson ToJSON/FromJSON typeclasses (bsd3, data, library)2020-05-08ejconlon
aeson-with510.0withXField combinators for aeson (bsd3, data, library)2020-05-15locallycompact
aeson-yaml2801.5Output any Aeson value as YAML (pure Haskell library) (bsd3, json, library, text, web, yaml)2020-02-27patrick, janey
affine230.0Affine spaces (generalized) (bsd3, library, math)2018-05-17
affine-invariant-ensemble-mcmc (deprecated in favor of flat-mcmc)290.0General-purpose sampling (bsd3, deprecated, library, machine-learning, numerical, statistics)2012-09-26JaredTobin
afis510.0Anti-forensic Information Splitter (bsd3, cryptography, data, library)2013-10-28VincentHanquez
afv730.0Infinite state model checking of iterative C programs. (bsd3, formal-methods, program)2010-03-31TomHawkins
ag-pictgen300.0Attribute Grammar picture generation (bsd3, development, program)2016-01-30AtzeDijkstra
agda-server800.0Http server for Agda (prototype) (bsd3, dependent-types, program)2013-10-03PeterDivianszky
agda-snippets (deprecated in favor of Agda)1060.0Render just the Agda snippets of a literate Agda file to HTML (bsd3, dependent-types, deprecated, library, program)2017-06-04LiamOConnorDavis
agda-snippets-hakyll (deprecated in favor of Agda)1350.0Literate Agda support using agda-snippets, for Hakyll pages. (bsd3, dependent-types, deprecated, library)2017-06-04LiamOConnorDavis
agentx1390.0AgentX protocol for write SNMP subagents (bsd3, library, network)2015-06-15chemist
aig980.0And-inverter graphs in Haskell. (bsd3, data, library)2018-06-12AaronTomb, KevinQuick, RobertDockins
aip1160.0Aeronautical Information Package (AIP) (aviation, bsd3, data, library, program)2019-03-04qfpl
air2870.0air (bsd3, development, library)2015-05-03JinjingWang
air-extra2490.0air-extra (bsd3, development, library)2015-05-03JinjingWang
air-spec320.0air spec helper (bsd3, development, library)2013-07-01JinjingWang
air-th590.0air (bsd3, development, library)2014-11-17JinjingWang
airbrake530.0An Airbrake notifier for Haskell (bsd3, library, network)2014-06-08JoelTaylor
airtable-api1020.0Requesting and introspecting Tables within an Airtable project. (bsd3, library, web)2017-03-10ooblahman
aivika6162.0A multi-method simulation library (bsd3, library, simulation)2018-12-21DavidSorokin
aivika-branches1100.0Nested discrete event simulation module for the Aivika library (bsd3, library, simulation)2017-07-09DavidSorokin
aivika-distributed2610.0Parallel distributed discrete event simulation module for the Aivika library (bsd3, library, simulation)2018-05-06DavidSorokin
aivika-experiment2340.0Simulation experiments for the Aivika library (bsd3, library, simulation)2017-11-25DavidSorokin
aivika-experiment-cairo2210.0Cairo-based charting backend for the Aivika simulation library (bsd3, library, simulation)2017-09-30DavidSorokin
aivika-experiment-chart2500.0Simulation experiments with charting for the Aivika library (bsd3, library, simulation)2017-11-25DavidSorokin
aivika-experiment-diagrams2030.0Diagrams-based charting backend for the Aivika simulation library (bsd3, library, simulation)2017-09-30DavidSorokin
aivika-gpss560.0GPSS-like DSL for Aivika (bsd3, library, simulation)2018-03-17DavidSorokin
aivika-lattice1740.0Nested discrete event simulation module for the Aivika library using lattice (bsd3, library, simulation)2017-11-05DavidSorokin
aivika-realtime730.0Soft real-time simulation module for the Aivika library (bsd3, library, simulation)2017-07-09DavidSorokin
aivika-transformers3680.0Transformers for the Aivika simulation library (bsd3, library, simulation)2018-12-21DavidSorokin
al1420.0OpenAL 1.1 raw API. (bsd3, library, sound)2018-03-17DimitriSabadie
alarmclock3780.0Wake up and perform an action at a certain time. (bsd3, concurrency, library)2020-03-02dcturner, dten
alerta690.0Bindings to the alerta REST API (api, bsd3, library, monitoring, web)2017-11-12MarkHopkins
alerts320.0Alert messages for web applications (bsd3, library, web)2019-06-28alx741, DanielCampoverde
alex17872.0Alex is a tool for generating lexical analysers in Haskell (bsd3, development, program)2019-11-04SimonMarlow
alex-meta3150.0Quasi-quoter for Alex lexers (bsd3, development, library)2020-02-07JonasDuregard, ArtemPelenitsyn
alex-prelude400.0Collection of useful functions for writing console applications (bsd3, library, system)2017-09-12AlexSayers
alfred670.0utility library for Alfred version 2 (bsd3, library, utils)2015-05-17PatrickBahr
alg4490.0Algebraic structures (bsd3, library, math)2019-12-24MatthewFarkasDyck
algebra7650.0Constructive abstract algebra (algebra, bsd3, library, math)2017-12-25EdwardKmett, HiromiIshii, WolfgangJeltsch
algebra-checkers80.0Model and test API surfaces algebraically (bsd3, library, model)2020-03-19isovector
algebra-dag320.0Infrastructure for DAG-shaped relational algebra plans (bsd3, database, library)2015-05-29AlexUlrich2
algebra-sql430.0Relational Algebra and SQL Code Generation (bsd3, database, library, program)2015-05-29AlexUlrich2
algebraic440.0General linear algebra structures. (algebra, bsd3, library, math)2014-06-17danilo2, Korri, MarcinMikolajczyk, iamrecursion
algebraic-classes1790.0Conversions between algebraic classes and F-algebras. (bsd3, data, generics, library, math)2020-01-06SjoerdVisscher
algebraic-prelude342.0Algebraically structured Prelude (bsd3, library, web)2017-12-01HiromiIshii
algolia260.0A client implementing the Algolia search API (bsd3, library, web)2018-06-25IanDuncan
align350.0Sequence alignment algorithms. (bsd3, data, library)2015-07-16literon
alist650.0lists with O(1) append (bsd3, data, library)2019-08-03AlanHawkins
allocated-processor360.0Functional combinators for monadic actions that require allocation and de-allocation (bsd3, control, library)2010-05-23NoamLewis
alloy460.0Generic programming library (bsd3, generics, library)2016-03-06MattGlazar, NeilBrown
alloy-proxy-fd210.0Some add-on instances for the Alloy library (bsd3, generics, library)2009-06-08NeilBrown
almost-fix290.0Recurse while a predicate is satisfied (bsd3, library, unclassified)2015-07-24athanclark
alms3170.0a practical affine language (bsd3, compilers-interpreters, program)2018-08-17JesseTov
alpha2900.0A compiler for the Alpha language (bsd3, compiler, program)2013-01-01MarcCoiffier
alphachar810.0A character between a-z (bsd3, data, library)2018-08-09TonyMorris, qfpl
alsa (deprecated in favor of alsa-seq, alsa-pcm, alsa-core)140.0Binding to the ALSA Library API. (bsd3, deprecated, library, music, sound)2009-12-29HenningThielemann
alsa-core1810.0Binding to the ALSA Library API (Exceptions). (bsd3, library, music, sound)2012-04-27HenningThielemann
alsa-gui810.0Some simple interactive programs for sending MIDI control messages via ALSA (bsd3, gui, music, program, sound)2019-08-09HenningThielemann
alsa-mixer2990.0Bindings to the ALSA simple mixer API. (bsd3, library, sound)2018-12-09ThomasTuegel
alsa-pcm1890.0Binding to the ALSA Library API (PCM audio). (bsd3, library, music, sound)2018-08-31HenningThielemann
alsa-pcm-tests (deprecated in favor of alsa-pcm)140.0Tests for the ALSA audio signal library. (bsd3, deprecated, music, program, sound)2010-04-08HenningThielemann
alsa-seq1562.0Binding to the ALSA Library API (MIDI sequencer). (bsd3, library, music, sound)2016-11-19HenningThielemann
alsa-seq-tests (deprecated in favor of alsa-seq)170.0Tests for the ALSA sequencer library. (bsd3, deprecated, music, program, sound)2009-04-27HenningThielemann
altcomposition260.0Alternative combinators for unorthodox function composition (bsd3, data, library)2016-07-26jcristovao
alternative-extra180.0Extra utilities for alternatives (bsd3, control, library)2017-02-20marcosdumay
alternative-io (deprecated in favor of io-choice)300.0IO as Alternative instance (deprecated) (bsd3, data, deprecated, library)2012-04-23KazuYamamoto
alternative-vector340.0Use vectors instead of lists for many and some (bsd3, library, web)2017-10-11athanclark
alternators880.0Handy functions when using transformers. (bsd3, control, library)2018-07-02louispan
alto200.0Implement a menu experience fit for web users. (bsd3, library, program, web)2018-04-02davean
altsvc220.0HTTP Alternative Services (bsd3, library, network, web)2019-11-24OlivierCheron
amazon-emailer (deprecated in favor of hworker-ses)240.0A queue daemon for Amazon's SES with a PostgreSQL table as a queue. (bsd3, deprecated, network, program)2014-08-17DanielPatterson
amazon-emailer-client-snap (deprecated in favor of hworker-ses)430.0Client library for amazon-emailer daemon (bsd3, deprecated, library, network)2014-07-20DanielPatterson
amazonka-s3-streaming1830.0Provides conduits to upload data to S3 using the Multipart API (aws, bsd3, cloud, distributed-computing, library, network)2019-10-09AlexMason
amby1000.0Statistical data visualization (bsd3, graphics, library)2016-11-26jsermeno
amqp16992.25Client library for AMQP servers (currently only RabbitMQ) (bsd3, library, network, program)2020-05-29HolgerReinhardt
amqp-worker1480.0 (bsd3, library, program, unclassified)2019-04-12seanhess
analyze240.0making data science easy and safe with data frames (bsd3, data-science, library)2017-01-06AlexeyKhudyakov, ocramz, NickSeagull, ejconlon, stites
analyze-client440.0Client for analyze service (bsd3, library, web)2015-05-22DanielPatterson
anatomy330.0Anatomy: Atomo documentation system (bsd3, development, library, program)2011-02-07AlexSuraci
android-activity252.0Turn regular Haskell programs into Android Activities (bsd3, library, mobile)2017-09-28RyanTrinkle, abrar
angel1950.0Process management and supervision daemon (bsd3, program, system)2015-07-17JamieTurner, MichaelXavier, NickPershyn
animate1492.25Animation for sprites (bsd3, game, library)2018-05-19jxv
animate-example470.0Animation for sprites (bsd3, game, program)2018-02-05jxv
animate-preview890.0Preview tool for sprite animation (bsd3, game, library, program)2018-05-27jxv
animate-sdl2360.0sdl2 + animate auxiliary library (bsd3, game, library)2018-05-20jxv
anki-tools130.0Tools for interacting with Anki database (bsd3, database, library, program)2016-09-30zohl
annah150.0Medium-level language that desugars to Morte (bsd3, compiler, library, program)2016-04-24GabrielGonzalez
annihilator (deprecated in favor of boolean-like)200.0Semigroups with annihilators and utility functions (bsd3, control, deprecated, library)2016-04-05Shou
annotated-fix260.0A fixpoint of a functor that can be annotated (bsd3, data, library)2019-05-21GuerricChupin
annotated-wl-pprint2720.0The Wadler/Leijen Pretty Printer, with annotation support (bsd3, library, text)2015-08-27dchristiansen
anonymous-sums1020.0Anonymous sum types (bsd3, data, library)2016-12-23OmariNorman
anonymous-sums-tests210.0QuickCheck functions to accompany the anonymous-sums package (bsd3, data, library)2014-07-30OmariNorman
ansi-pretty1210.0AnsiPretty for ansi-wl-pprint (bsd3, library, text, user-interfaces)2019-11-20phadej
ansi-terminal32242.5Simple ANSI terminal support, with Windows compatibility (bsd3, library, user-interfaces)2020-02-08MaxBolingbroke, OliverCharles, RomanCheplyaka, mpilgrem
ansi-wl-pprint18182.5The Wadler/Leijen Pretty Printer for colored ANSI terminal output (bsd3, library, text, user-interfaces)2019-05-12EdwardKmett, MaxBolingbroke, phadej, quchen
antfarm60.0Referring expressions for definitions (bsd3, library, natural-language-processing, program)2012-08-15EricKow
antiprimes320.0Initial project template from stack (bsd3, learning-haskell, library)2016-09-11wokibe
antiquoter210.0Combinator library for quasi- and anti-quoting. (bsd3, library, template-haskell)2013-04-14LarsCorbijn
antlr-haskell342.0A Haskell implementation of the ANTLR top-down parser generator (bsd3, library)2018-11-27KarlCronburg
antlrc190.0Haskell binding to the ANTLR parser generator C runtime library. (bsd3, library, parsing, program)2011-01-20MarkWright
aop-prelude1290.0prelude for Algebra of Programming (bsd3, language, library)2020-06-03KatsutoshiItoh
aosd820.0Bindings to libaosd, a library for Cairo-based on-screen displays (bsd3, graphics, library)2019-12-14DanielSchuessler
ap-reflect340.0Partial evaluation reflection a la simple-reflect. (bsd3, debug, library)2016-10-03NickolayKudasov
apache-md5772.0Apache specific MD5 digest algorighm. (bsd3, cryptography, data, library)2015-06-21PeterTrsko
apart450.0Get all your structure and rip it apart. (bsd3, control, data, library, program)2018-09-28iokasimovmt
apecs8330.0Fast Entity-Component-System library for game programming (bsd3, control, data, game, library)2020-02-18jonascarpay
apecs-gloss1450.0Simple gloss renderer for apecs (bsd3, library, web)2020-02-11jonascarpay
apecs-physics2120.02D physics for apecs (bsd3, library, web)2020-02-11jonascarpay
apecs-physics-gloss (deprecated in favor of apecs-gloss)160.0Gloss rendering for apecs-physics (bsd3, deprecated, library, web)2018-10-17jonascarpay
apecs-stm840.0STM stores for apecs (bsd3, control, data, game, library)2020-02-11jonascarpay
api-builder4830.0Library for easily building REST API wrappers in Haskell (bsd3, library, network)2020-01-21Intolerable
api-field-json-th480.0option of aeson's deriveJSON (bsd3, library, utils)2017-05-03nakaji_dayo
api-tools2150.0DSL for generating API boilerplate and docs (bsd3, cloud, distributed-computing, library, network, program, web)2018-11-22AdamGundry, ChrisDornan
apioiaf-client822.0Consumer library for anapioficeandfire.com (bsd3, library, web)2016-12-21krberger
apns-http2430.0Apple Push Notification service HTTP/2 integration. (bsd3, library, network, program)2020-01-14dridus
app-lens490.0applicative (functional) bidirectional programming beyond composition chains (bsd3, data, lenses, library)2016-09-25kztk
app-settings1710.0A library to manage application settings (INI file-like) (bsd3, configuration, library)2018-10-01EmmanuelTouzery
appar10860.0A simple applicative parser (bsd3, library, parsing)2019-05-07KazuYamamoto
appendmap1460.0Map with a Semigroup and Monoid instances delegating to Semigroup of the elements (bsd3, data-structures, library)2018-09-02AlexeyKotlyarov
applicative-extras1030.0Instances for Applicative (bsd3, control, library)2011-01-03ChrisEidhof
applicative-fail850.0Applicative functor and monad which collects all your fails (bsd3, control, library)2015-08-03AlekseyUymanov
applicative-numbers1620.0Applicative-based numeric instances (bsd3, data, library, numerical)2014-04-09ConalElliott
applicative-quoters1050.0Quasiquoters for idiom brackets and an applicative do-notation (bsd3, language, library)2012-09-22BenMillwood
apply-refact3370.0Perform refactorings specified by the refact library. (bsd3, development, library, program)2020-04-17mpickering, fendor
apportionment781.25Round a set of numbers while maintaining its sum (bsd3, library, math)2018-08-31HenningThielemann
approximate1340.0Approximate discrete values and numbers (bsd3, library, numeric)2019-09-13EdwardKmett, EricMertens, ryanglscott
approximate-equality540.0Newtype wrappers for approximate equality (bsd3, data, library)2014-08-16GregoryCrosswhite
arb-fft500.0Pure Haskell arbitrary length FFT library (bsd3, library, math, program)2016-04-24IanRoss
arbb-vm790.0FFI binding to the Intel Array Building Blocks (ArBB) virtual machine. (bsd3, foreign, library)2012-10-14JoelSvensson
arcgrid240.0Parse ESRI/ArcInfo (ArcGrid) raster GIS files (bsd3, geo, library, program)2017-11-13nbrk
arcgrid-viewer200.0Simple viewer for ESRI/ArcInfo (ArcGrid) geospatial data (bsd3, geo, program)2017-11-13nbrk
archive180.0A library and programs for creating hardlinked incremental archives or backups (bsd3, library, program, system)2012-06-12DavidFox, JeremyShaw
archive-libarchive390.0Common interface using libarchive (archive, bsd3, codec, library, tar)2020-04-01vmchale
archive-sig1340.0Backpack signature for archive libraries (archive, bsd3, codec, library, tar)2020-04-12vmchale
archive-tar1030.0Common interface using the tar package (archive, bsd3, codec, library, tar)2020-01-24vmchale
archive-tar-bytestring240.0Common interface using the tar-bytestring package (archive, bsd3, codec, library, tar)2020-04-01vmchale
archiver1080.0Archive supplied URLs in WebCite & Internet Archive (bsd3, documentation, library, network, program)2014-01-03GwernBranwen
archlinux (deprecated)1710.0Support for working with Arch Linux packages. (bsd3, deprecated, distribution, library)2011-06-27DonaldStewart, MagnusTherning, PeterSimons
archlinux-web170.0Website maintenance for Arch Linux packages (bsd3, distribution, library, program)2010-10-18MagnusTherning
archnews170.0Convert Arch Linux package updates in RSS to pretty markdown (bsd3, distribution, program)2009-02-22DonaldStewart
arduino-copilot2282.0Arduino programming in haskell using the Copilot stream DSL (bsd3, embedded, language, library)2020-02-29JoeyHess
arena200.0A journaled data store (bsd3, database, library)2016-03-15AlecHeller, davean
arff340.0Generate Attribute-Relation File Format (ARFF) files (bsd3, data, library, text)2008-11-18StefanKersten
argon21340.0Memory-hard password hash and proof-of-work function (bsd3, cryptography, library)2018-04-07HerbertValerioRiedel, JoeyHess, OliverCharles
argparser670.0Command line parsing framework for console applications (bsd3, console, library)2014-11-27sbergot
arith-encode1860.0A practical arithmetic encoding (aka Godel numbering) library. (bsd3, data, library, serialization, test, testing)2020-02-09emc2, Bodigrim
arithmatic390.0do things with numbers (bsd3, library, math)2017-01-26AlanHawkins
armor100.0Prevent serialization backwards compatibility problems using golden tests (bsd3, data, library, testing)2018-03-14DougBeardsley
arpa60.0Library for reading ARPA n-gram models (bsd3, library, natural-language-processing, nlp, program, text)2015-04-22StefanFischer
arpack140.0Solve large scale eigenvalue problems (bsd3, library, science)2016-09-30ThomasTuegel
array3892.0Mutable and immutable arrays (bsd3, data-structures, library)2019-09-01AustinSeipp, HerbertValerioRiedel, IanLynagh
array-builder180.0Builders for arrays (bsd3, data, library)2019-09-12andrewthad
array-chunks210.0Lists of chunks (bsd3, data, library)2019-09-12andrewthad
array-memoize690.0Memoization combinators using arrays for finite sub-domains of functions (bsd3, library, syntax)2014-04-04DominicOrchard
array-primops130.0Extra foreign primops for primitive arrays (bsd3, data, library)2017-08-10AndrasKovacs
array-utils (deprecated)130.0Primitive functions for updating many elements in mutable arrays at once (bsd3, data, data-structures, deprecated, library)2011-01-29AlexMason
arrayfire1442.0Haskell bindings to the ArrayFire general-purpose GPU library (bsd3, library, math, program)2019-11-15DavidJohnson
arraylist70.0Memory-efficient ArrayList implementation (bsd3, data, library)2018-10-25chessai
arrow-extras340.0Extra functions for Control.Arrow (bsd3, control, library)2017-03-15louispan
arrow-list1320.0List arrows for Haskell. (bsd3, control, library)2015-01-16AdamBergmark, ErikHesselink, SebastiaanVisser
arrowapply-utils320.0Utilities for working with ArrowApply instances more naturally (bsd3, control, library)2012-03-18AndrewMiller
arrows2520.0Arrow classes and transformers (bsd3, control, library)2018-03-31RossPaterson
artery230.0A simple, arrow-based reactive programming (bsd3, control, frp, library)2014-09-09FumiakiKinoshita
arx3000.0Archive execution tool. (bsd3, library, text)2018-08-04JasonDusek
ascii-art-to-unicode270.0ASCII Art to Unicode Box Drawing converter (bsd3, library, program, unclassified)2017-04-16fmthoma
ascii-cows270.0A collection of ASCII cows. Moo. (acme, bsd3, library)2016-10-25passy
ascii-table550.0ASCII table (bsd3, data, library)2019-03-15mitchellwrosen
ascii85-conduit210.0Conduit for encoding ByteString into Ascii85 (bsd3, conduit, data, library)2014-01-26KazuoKoga
asciidiagram1492.0Pretty rendering of Ascii diagram into svg or png. (bsd3, diagram, library, program, text)2019-06-19VincentBerthoux
asn190.0asn type and encoding/decoding (bsd3, data, library)2018-06-13chessai
asn1-codec (deprecated in favor of language-asn, snmp)420.0Encode and decode ASN.1 (bsd3, deprecated, library, web)2018-05-18andrewthad, chessai
asn1-data (deprecated in favor of asn1-encoding)6400.0ASN1 data reader and writer in RAW, BER and DER forms (bsd3, data, deprecated, library)2015-09-07VincentHanquez
asn1-encoding15151.75ASN1 data reader and writer in RAW, BER and DER forms (bsd3, data, library)2019-09-29VincentHanquez
asn1-parse13630.0Simple monadic parser for ASN1 stream types. (bsd3, data, library)2019-09-29VincentHanquez
asn1-types17870.0ASN.1 types (bsd3, data, library)2020-03-24VincentHanquez
asn1dump380.0Dump ASN1 structure (bsd3, debug, program)2014-02-23VincentHanquez
aspell-pipe1070.0Pipe-based interface to the Aspell program (bsd3, library, text)2020-03-30JonathanDaugherty
assembler200.0Haskell Assembler (bsd3, development, library, program)2010-10-01JeffDouglas
assert350.0Helpers for Control.Exception.assert (bsd3, control, library)2013-11-18LiyangHu
assert-failure1782.0Syntactic sugar improving 'assert' and 'error' (bsd3, contract, control, library)2020-05-31MikolajKonarski
asset-bundle302.0A build-time Cabal library that bundles executables with assets (bsd3, bundle, distribution, library, program, zip)2019-09-28deech
asset-map100.0Asset map support for the JavaScript broccoli-asset-rev library. (bsd3, library, web)2018-06-12IanDuncan
assimp210.0The Assimp asset import library (bsd3, graphics, library)2011-05-24JoelBurget
assoc8350.0swap and assoc: Symmetric and Semigroupy Bifunctors (bsd3, data, library)2019-11-07phadej
ast-monad180.0A library for constructing AST by using do-notation (bsd3, language, library)2017-04-27MasatoMouri
ast-monad-json340.0A library for writing JSON (bsd3, language, library)2017-04-29MasatoMouri
ast-path400.0vocabulary representation for predicting program properties (bsd3, data, library, natural-language-processing)2019-06-17ijaketak
astar720.0General A* search algorithm. (bsd3, data, library)2016-03-29CaleGibbard, JohannesWeiss
astar-monad530.0 (bsd3, library, unclassified)2019-09-12ChrisPenner
astrds220.0an incomplete 2d space game (bsd3, game, program)2012-08-13AndresLoeh
astro582.25Amateur astronomical computations (bsd3, library, science)2018-06-10aignatyev17
async19502.5Run IO operations asynchronously and wait for their results (bsd3, concurrency, library)2019-06-06PeterSimons, SimonMarlow
async-dejafu (deprecated in favor of concurrency)1380.0Run MonadConc operations asynchronously and wait for their results. (bsd3, concurrency, deprecated, library)2016-09-10barrucadu
async-extras630.0Extra Utilities for the Async Library (bsd3, concurrency, library)2017-02-23JonathanFischoff, lloucas
async-io-either552.0Could be useful (bsd3, error-handling, library)2017-02-21schalmers
async-manager110.0A thread manager for async (bsd3, concurrency, library, program)2014-05-30JonathanFischoff
async-refresh420.0Package implementing core logic for refreshing of expiring data. (bsd3, control, library)2018-03-20mtesseract
async-refresh-tokens740.0Package implementing core logic for refreshing of expiring access tokens (bsd3, control, library)2018-03-21mtesseract
async-timer4150.0Provides API for timer based execution of IO actions (bsd3, concurrency, library)2018-02-28mtesseract
aterm-utils350.0Utility functions for working with aterms as generated by Minitermite (bsd3, language, library, program)2013-06-18JasonDagit
atl (deprecated)1790.0Arrow Transformer Library (bsd3, control, deprecated, library)2016-09-28
atmos-dimensional (deprecated in favor of atmos)300.0dimensional wrapper on atmos package (bsd3, deprecated, library, science)2014-08-16GregHorn
atmos-dimensional-tf (deprecated in favor of atmos)240.0dimensional-tf wrapper on atmos package (bsd3, deprecated, library, science)2014-08-16GregHorn
atndapi390.0An interface of ATND API (bsd3, library, web)2016-03-29ynishi
atom2490.0An EDSL for embedded hard realtime applications. (bsd3, embedded, language, library)2015-06-03LeePike, TomHawkins
atom-basic1790.0Basic Atom feed construction (bsd3, library, web)2017-06-03cbaatz
atomic-file-ops480.0Functions to atomically write to files (bsd3, library, system)2018-01-15clinton
atomic-primops9382.0A safe approach to CAS and other atomic ops in Haskell. (bsd3, data, library)2019-05-02BrandonSimmons, GregoryCollins, RyanNewton, ryanglscott, peter_fogg, chchen
atomic-primops-foreign350.0An atomic counter implemented using the FFI. (bsd3, data, library)2014-08-18RyanNewton
atomic-primops-vector250.0Atomic operations on Data.Vector types (bsd3, concurrency, library)2015-02-14peter_fogg
atomo1070.0A highly dynamic, extremely simple, very fun programming language. (bsd3, language, program)2012-04-11AlexSuraci
atp-haskell720.0Translation from Ocaml to Haskell of John Harrison's ATP code (bsd3, library, logic, theorem-provers)2016-09-12DavidFox
ats-format12250.0A source-code formatter for ATS (ats, bsd3, development, language, parser, program)2019-11-30vmchale
ats-pkg34570.0A build tool for ATS (ats, bsd3, development, library, program)2020-02-14vmchale
ats-setup1660.0ATS scripts for Cabal builds (ats, bsd3, cabal, development, library)2018-02-23
ats-storable1330.0Marshal ATS types into Haskell (ats, bsd3, generics, library)2018-06-14vmchale
attempt (deprecated in favor of exceptions)1090.0Concrete data type for handling extensible exceptions as failures. (deprecated) (bsd3, data, deprecated, failure, library)2014-03-26MichaelSnoyman
attic-schedule160.0A script I use to run "attic" for my backups. (bsd3, program, web)2017-01-28passy
atto-lisp1250.0Efficient parsing and serialisation of S-Expressions. (bsd3, data, library, text)2018-09-24ThomasSchilling
attoparsec30742.75Fast combinator parsing for bytestrings and text (bsd3, library, parsing, text)2020-03-27BasVanDijk, BenGamari, BryanOSullivan
attoparsec-base64320.0Fetch only base64 characters, erroring in the attoparsec monad on failure (bsd3, library, web)2017-11-24athanclark
attoparsec-binary1830.0Binary processing extensions to Attoparsec. (bsd3, data, library)2012-09-22AndrewDrake
attoparsec-expr950.0Port of parsec's expression parser to attoparsec. (bsd3, library, parsing, text)2015-05-11AdamBergmark, SebastiaanVisser
attoparsec-ip (deprecated in favor of ip)1430.0Parse IP data types with attoparsec (bsd3, deprecated, library, web)2018-11-14athanclark
attoparsec-iso86018962.0Parsing of ISO 8601 dates, originally from aeson. (bsd3, library, parsing)2018-09-24AdamBergmark
attoparsec-iteratee920.0An adapter to convert attoparsec Parsers into blazing-fast Iteratees (bsd3, data, library)2011-11-28GregoryCollins, JohnLato
attoparsec-path670.0Convenience bindings between path and attoparsec (bsd3, library, web)2017-09-28athanclark
attoparsec-text (deprecated in favor of attoparsec)870.0(deprecated) (bsd3, deprecated, library, parsing, text)2012-01-30BryanOSullivan, FelipeLessa
attoparsec-uri2540.0URI parser / printer using attoparsec (bsd3, library, web)2018-11-08athanclark
attosplit310.0Split a lazy bytestring at boundaries defined by an attoparsec parser (bsd3, data, library)2011-12-19YitzGale
atuin200.0Embedded Turtle language compiler in Haskell, with Epic output (bsd3, compilers-interpreters, program)2010-12-17EdwinBrady
audacity820.0Interchange with the Audacity sound signal editor (bsd3, library, sound)2018-04-16HenningThielemann
audiovisual220.0A battery-included audiovisual framework (bsd3, data, library, records)2015-03-21FumiakiKinoshita
augur480.0Renaming media collections in a breeze. (bsd3, program, text)2008-11-17DavidHimmelstrup
aur-api210.0ArchLinux AUR json v5 API (bsd3, library, web)2016-06-16wangbj
authenticate-kerberos180.0Authentication methods for Haskell web applications. (bsd3, library, web)2012-01-28ArashRouhani
authenticate-ldap560.0LDAP authentication for Haskell web applications. (bsd3, library, web)2012-03-29MichaelLitchard
authenticate-oauth7880.0Library to authenticate with OAuth for Haskell web applications. (bsd3, library, web)2019-10-22FelipeLessa, HiromiIshii, MichaelLitchard, MichaelSnoyman, achirkin
authoring880.0A library for writing papers (bsd3, library, text)2014-07-07TakayukiMuranushi
autoapply1912.0Template Haskell to automatically pass values to functions (bsd3, library, template-haskell)2020-05-06jophish
automata280.0automata (bsd3, data, library, math)2019-01-22chessai
automitive-cse (deprecated in favor of automotive-cse)190.0Automotive CSE emulation (bsd3, codec, deprecated, library)2016-04-09KeiHibino
automotive-cse (deprecated)1050.0Automotive CSE emulation (bsd3, codec, deprecated, library)2016-05-18KeiHibino
autonix-deps (deprecated)230.0Library for Nix expression dependency generation (bsd3, deprecated, library, nix)2015-06-25ThomasTuegel
autonix-deps-kf5 (deprecated)290.0Generate dependencies for KDE 5 Nix expressions (bsd3, deprecated, library, nix, program)2015-06-25ThomasTuegel
autoproc340.0EDSL for Procmail scripts (bsd3, library, program, system)2016-08-13GwernBranwen, JasonDagit
avahi810.0Minimal DBus bindings for Avahi daemon (http://avahi.org) (bsd3, library, network, program)2018-09-17IlyaPortnov
avatar-generator110.0A simple random avatar icon generator (bsd3, graphics, program)2015-09-22IvanPerez, keera_studios_ci
average240.0An average (arithmetic mean) monoid. (bsd3, library, unclassified)2015-06-29HansHoglund
avl-static190.0A compile-time balanced AVL tree. (bsd3, data, library)2014-01-12FedericoLebron
avro5142.25Avro serialization support for Haskell (bsd3, data, library)2020-04-14newhoggy, alexeyraga, haskellworks
avro-piper750.0Tool for decoding avro (bsd3, data, library, program)2020-01-13haskellworks
aws8930.0Amazon Web Services (AWS) for Haskell (aws, bsd3, cloud, distributed-computing, library, network, web)2020-03-04AristidBreitkreuz, BenGamari, FelipeLessa, JohnWiegley, MichaelSnoyman
aws-cloudfront-signer570.0For signing AWS CloudFront HTTP URL requests (aws, bsd3, cloud, distributed-computing, library, network, web)2015-10-20ChrisDornan
aws-ec21220.0AWS EC2/VPC, ELB and CloudWatch client library for Haskell (aws, bsd3, cloud, distributed-computing, library, network, program, web)2017-05-18AmitLevy, DavidTerei, IanRoss, VladimirKirillov
aws-ec2-knownhosts180.0Capture and manage AWS EC2 known_host pubkeys (aws, bsd3, library, network, program)2017-11-27LukeHoersten
aws-elastic-transcoder690.0Haskell suite for the Elastic Transcoder service (aws, bsd3, cloud, distributed-computing, library, network, web)2014-02-03ChrisDornan
aws-route53600.0Amazon Route53 DNS service plugin for the aws package. (bsd3, library, web)2016-02-26AmitLevy, DavidTerei
aws-sdk3560.0AWS SDK for Haskell (aws, bsd3, cloud, distributed-computing, library)2014-04-14YusukeNomura
aws-sdk-text-converter620.0The text converter for aws-sdk. (bsd3, library, web)2015-10-30YusukeNomura
aws-sdk-xml-unordered820.0The xml parser for aws-sdk package (bsd3, library, xml)2014-08-06ShoheiYasutake
aws-ses-easy280.0Wrapper over Amazonka's SES (bsd3, library, network)2018-03-25jxv
aws-sign4390.0Amazon Web Services (AWS) Signature v4 HTTP request signer (aws, bsd3, cloud, distributed-computing, library, network, web)2014-07-28ChrisDornan
axel1250.0The Axel programming language. (bsd3, language, library, lisp, macros, program, transpiler)2019-10-03jgrosso256
azure-acs300.0Windows Azure ACS (bsd3, library, web)2014-05-15kapilash
azure-email290.0send email with microsoft azure (bsd3, library, web)2018-11-09chessai
azure-service-api150.0Haskell bindings for the Microsoft Azure Service Management API (bsd3, library, network)2012-11-05EdskoDeVries, MathieuBoespflug, TimWatson
azure-servicebus460.0Haskell wrapper over Microsoft Azure ServiceBus REST API (bsd3, library, web)2014-05-17kapilash
azurify1030.0A simple library for accessing Azure blob storage (bsd3, development, library)2014-09-23ArnoVanLumig, GregWeber, SeanLeather
b-tree1240.0Immutable disk-based B* trees (bsd3, data, library)2018-11-04BenGamari
backblaze-b2-hs90.0A client library to access Backblaze B2 cloud storage in Haskell. (bsd3, cloud, library, network, program)2019-07-24AdityaManthramurthy
backprop5042.25Heterogeneous automatic differentation (bsd3, library, math)2019-08-13jle
backtracking-exceptions210.0A monad transformer for backtracking exceptions (bsd3, control, library)2014-08-22tapuu
backward-state410.0A state monad that runs the state in reverse through the computation (bsd3, control, library, monads)2013-01-14LukePalmer
bake1380.0Continuous integration system (bsd3, development, library, program)2016-10-28NeilMitchell
ballast200.0Shipwire API client (bsd3, library, web)2017-08-17alexeyzab
bamboo-plugin-photo60.0A photo album middleware (bsd3, library, web)2009-07-05JinjingWang
bamboo-theme-blueprint710.0bamboo blueprint theme (bsd3, library, web)2010-02-24JinjingWang
bamse680.0A Windows Installer (MSI) generator framework (bsd3, library, system)2009-05-15SigbjornFinne
ban-instance460.0For when a type should never be an instance of a class (bsd3, haskell, library)2019-11-08qfpl, jack
bank-holidays-england2610.0Calculation of bank holidays in England and Wales (bsd3, data, library)2020-03-02dcturner, dten
barbies1632.0Classes for working with types that can change clothes. (bsd3, data-structures, library)2020-04-25DanielGorin
barbies-th2060.0Create strippable HKD via TH (bsd3, data, generics, library)2020-06-03FumiakiKinoshita
barbly180.0Create status bar menus for macOS from executables (bsd3, program, system)2019-08-16lukec
barchart380.0Creating Bar Charts in Haskell (bsd3, graphics, library, program)2011-05-06SebastianFischer
barecheck (deprecated)470.0QuickCheck implementations for common types (bsd3, deprecated, library, testing)2015-03-20OmariNorman
base5302.75Basic libraries (bsd3, library, prelude)2020-05-04AustinSeipp, HerbertValerioRiedel, IanLynagh, PaoloCapriotti
base-compat-migrate760.0Helps migrating projects to base-compat(-batteries). (bsd3, development, library)2020-03-25AdamBergmark
base-encoding320.0Binary-to-text encodings (e.g. base64) (bsd3, codec, library, text)2020-04-25HerbertValerioRiedel
base-feature-macros530.0Semantic CPP feature macros for base (bsd3, development, library)2017-06-05HerbertValerioRiedel
base-noprelude9292.0"base" package sans "Prelude" module (bsd3, development, library)2019-08-26HerbertValerioRiedel
base-unicode-symbols6052.5Unicode alternatives for common functions and operators (bsd3, library, unclassified)2019-07-10RoelVanDijk
base16970.0RFC 4648-compliant Base16 encodings/decodings (bsd3, data, library)2020-04-26topos
base16-bytestring12232.0Fast base16 (hex) encoding and decoding for ByteStrings (bsd3, data, library)2014-01-17BryanOSullivan, HerbertValerioRiedel, MikhailGlushenkov, topos
base16-lens310.0Optics for the Base16 library (bsd3, data, library)2020-03-30topos
base32870.0RFC 4648-compliant Base32 encodings/decodings (bsd3, data, library)2020-05-30topos
base32-bytestring510.0Fast base32 and base32hex codec for ByteStrings (bsd3, codec, data, library)2013-12-01SamTruzjan
base32-lens270.0Optics for the Base32 library (bsd3, data, library)2020-02-16topos
base32-z-bytestring440.0Fast z-base32 and z-base32hex codec for ByteStrings (bsd3, codec, data, library)2019-04-09AlfredoDiNapoli, RenzoCarbonara
base62300.0Base62 encoding and decoding (bsd3, data, library)2019-09-27andrewthad
base645130.0A modern RFC 4648-compliant Base64 library (bsd3, data, library)2020-05-19topos
base64-bytes200.0Base64 encoding of byte sequences (bsd3, data, library)2020-06-01andrewthad
base64-bytestring26100.0Fast base64 encoding and decoding for ByteStrings (bsd3, data, library)2020-04-24BryanOSullivan, HerbertValerioRiedel, MikhailGlushenkov, topos
base64-bytestring-type3270.0A newtype around ByteString, for base64 encoding (bsd3, data, library)2019-03-27phadej
base64-conduit (deprecated in favor of conduit-combinators)570.0Base64-encode and decode streams of bytes. (deprecated) (bsd3, conduit, data, deprecated, library)2014-03-21MichaelSnoyman
base64-lens1050.0Optics for the Base64 library (bsd3, data, library)2020-02-19topos
basement16181.5Foundation scrap box of array & string (bsd3, library, web)2019-07-14MichaelSnoyman, VincentHanquez, nicolasdp
basen-bytestring340.0 (base16, base32, base64, bsd3, library, rfc4648, unclassified)2018-03-29filwisher
baserock-schema1850.0Baserock Definitions Schema (bsd3, data, library, program)2018-07-03locallycompact
bash1160.0Bash generation library. (bsd3, language, library)2013-03-17JasonDusek
basic210.0Lifting values from base types (bsd3, library, unclassified)2018-05-22
basic-cpuid210.0A small package to access the cpuid instruction directly. (bsd3, library, system)2017-07-09JonasScholl
basic-lens520.0Basic lens type and functions (bsd3, development, library)2017-03-16ChrisDone
basic-sop1252.0Basic examples and functions for generics-sop (bsd3, generics, library)2019-05-09AndresLoeh
batch200.0Simplify queuing up data and processing it in batch. (bsd3, data, library)2018-01-27AlexanderThiemann
batchd200.0Batch processing toolset for Linux / Unix (bsd3, program, system)2017-05-21IlyaPortnov
battleship-combinatorics660.0Compute number of possible arrangements in the battleship game (bsd3, library, math, program)2018-08-31HenningThielemann
battleships220.0A web-based implementation of battleships including an AI opponent. (bsd3, game, library)2014-04-24fatho
bayes-stack210.0Framework for inferring generative probabilistic models with Gibbs sampling (bsd3, library, math)2012-10-27BenGamari
bbi540.0Tools for reading Big Binary Indexed files, e.g., bigBed, bigWig (bio, bsd3, library)2019-05-24kaizhang
bcrypt2910.0Haskell bindings to the bcrypt password hash (bsd3, cryptography, data, library)2017-12-31AndrewMiller
bdo440.0Update CSS in the browser without reloading the page. (bsd3, library, program, web)2013-09-11ChrisDone
beam-th202.0Template Haskell utilities for beam (bsd3, database, library, template-haskell)2016-07-05hesiod
beamable560.0Generic serializer/deserializer with compact representation (bsd3, data, library, serialization)2014-06-03JohnLato, MichaelBaikov
bearriver1370.0FRP Yampa replacement implemented with Monadic Stream Functions. (bsd3, frp, library)2020-04-18IvanPerez, keera_studios_ci, keera_studios_ci_dunai
beeminder-api160.0Bindings to the beeminder.com JSON API (bsd3, library, network)2017-06-03BrentYorgey, DanielWagner, RobinGreen
bench1880.0Command-line benchmark tool (bsd3, program, system)2018-08-18GabrielGonzalez
bench-graph (deprecated in favor of bench-show)1120.0Plot and compare benchmarks (benchmarking, bsd3, deprecated, library, performance)2018-09-22harendra
bench-show1180.0Show, plot and compare benchmark results (benchmarking, bsd3, library, performance, program)2020-01-14harendra
benchpress3960.0Micro-benchmarking with detailed statistics. (bsd3, library, program, testing)2020-05-23JohanTibell, willsewell
bencode3532.0Parsers and printers for bencoded data. (bsd3, library, text)2020-02-28DavidHimmelstrup, PeterSimons, ChristopherReichert
bencoding1410.0A library for encoding and decoding of BEncode data. (bsd3, data, library)2019-10-27SamTruzjan, SergeyVinokurov
berkeleydb210.0Pretty BerkeleyDB v4 binding. (bsd3, database, library)2008-10-31DavidHimmelstrup
berp300.0An implementation of Python 3. (bsd3, language, library, program)2010-05-31BerniePope
bert1270.0BERT implementation (bsd3, data, library)2016-04-05MariusEriksen, RomanCheplyaka, manzyuk
besout420.0Extended GCD of polynomials over F_p[x] (bsd3, library, math)2014-06-21AbdelwahebMiled
betris540.0A horizontal version of tetris for braille users (bsd3, game, library, program)2019-03-16mlang
between690.0Function combinator "between" and derived combinators (bsd3, data, library)2016-01-09PeterTrsko
bff-mono540.0"Bidirectionalization for Free" for Monomorphic Transformations (bsd3, data, lenses, library)2014-08-14kztk
bgmax790.0Parse BgMax-files (bsd3, finance, library)2019-05-15petterb
bgzf (deprecated in favor of pipes-bgzf)170.0Blocked GZip (bsd3, codec, deprecated, library)2015-04-23rcallahan
bibtex2050.0Parse, format and processing BibTeX files (bsd3, library, text)2016-04-15HenningThielemann
bifunctor190.0Bifunctors (bsd3, library, unclassified)2018-12-27
bifunctors32422.5Bifunctors (bsd3, data, functors, library)2020-01-29EdwardKmett, EricMertens, ryanglscott
bimap5550.0Bidirectional mapping between two key types (bsd3, data, library)2019-06-14StuartCook, joel_williamson
bimap-server440.0Two-column database server. (bsd3, data, library)2015-07-06DanielDiaz
bimaps1130.0bijections with multiple implementations. (bsd3, data, library)2017-03-03ChristianHoener
binary29490.0Binary serialisation for Haskell values using lazy ByteStrings (bsd3, data, library, parsing)2018-08-02DonaldStewart, IanLynagh, LennartKolmodin
binary-bits1030.0Bit parsing/writing on top of binary. (bsd3, data, library, parsing)2015-01-09LennartKolmodin
binary-communicator560.0Flexible way to ease transmission of binary data. (bsd3, data, library)2015-09-14SoenkeHahn, YvesPares
binary-enum310.0Simple wrappers around enum types (bsd3, data, library)2016-01-16tolysz
binary-file2170.0read/write binary file (bsd3, file, library)2015-12-19YoshikuniJujo
binary-generic260.0Generic binary serialisation using binary and syb. (bsd3, data, library, parsing)2012-08-07LarsPetersen
binary-ieee754550.0Backport ieee754 float double combinators to older binary (bsd3, data, library)2016-10-24winterland
binary-instances3630.0Orphan instances for binary (bsd3, library, web)2020-03-25phadej
binary-io1002.0Read and write values of types that implement Binary (bsd3, data, io, library, parsing)2020-05-31vapourismo
binary-list2920.0Lists of length a power of two. (bsd3, data, library)2016-07-07DanielDiaz
binary-literal-qq (deprecated)160.0Extends Haskell with binary literals. (bsd3, deprecated, language, library)2012-09-24MathieuBoespflug
binary-orphans11070.0Compatibility package for binary; provides instances (binary, bsd3, compatibility, data, library, parsing)2019-05-13phadej
binary-parsers990.0Extends binary with parsec/attoparsec style parsing combinators. (bsd3, data, library)2019-06-26winterland
binary-protocol130.0Monad to ease implementing a binary network protocol. (bsd3, data, library)2009-09-04GregoryCrosswhite
binary-protocol-zmq290.0Monad to ease implementing a binary network protocol over ZeroMQ (bsd3, data, library, network)2010-08-02NicolasTrangez
binary-search2570.0Binary and exponential searches (algorithms, bsd3, library)2016-01-22RossPaterson, TakayukiMuranushi
binary-serialise-cbor380.0Yet Another Binary Serialisation Library (compatibility shim) (bsd3, codec, library)2018-10-11AustinSeipp, BenGamari
binary-state340.0Simple wrapper around Data.Binary, which adds StateT to Get/Put monads. (bsd3, data, library)2011-09-30IlyaPortnov
binary-store (deprecated)180.0Format to store data using the binary transform. (bsd3, data, deprecated, library)2015-01-14DanielDiaz
binary-streams240.0data serialization/deserialization io-streams library (bsd3, data, io-streams, library)2015-05-07GregoryCollins, petterb
binary-strict2790.0Binary deserialisation using strict ByteStrings (bsd3, data, library, parsing)2020-04-11AdamLangley, DominicSteinitz
binary-tagged3330.0Tagged binary serialisation. (bsd3, data, library)2020-05-16phadej
binary-varint330.0VarInt encoding/decoding via Data.Binary (bsd3, data, library)2019-05-23KimAltintop, jkarni
binarydefer520.0Binary serialization with deferred loading (bsd3, data, library)2014-03-13NeilMitchell
binaryen350.0Haskell bindings to binaryen (bsd3, compiler, library)2020-05-03MathieuBoespflug, terrorjack
bind-marshal150.0Data marshaling library that uses type level equations to optimize buffering. (bsd3, data, library)2011-10-30CoreyOConnor
binding-core760.0Data Binding (bsd3, gui, library, user-interfaces)2013-06-09GideonSireling
binding-gtk460.0Data Binding in Gtk2Hs (bsd3, gui, library, user-interfaces)2013-06-09GideonSireling
binding-wx540.0Data Binding in WxHaskell (bsd3, gui, library, user-interfaces)2013-06-09GideonSireling
bindings (deprecated)590.0Deprecated package. (bsd3, deprecated, ffi, library)2009-09-25MauricioAntunes
bindings-DSL5262.0FFI domain specific language, on top of hsc2hs. (bsd3, ffi, library)2018-05-19DmitryMalikov, JohnWiegley, MauricioAntunes
bindings-GLFW6342.5Low-level bindings to GLFW OpenGL library (bsd3, graphics, library)2020-02-21BrianLewis, SchellScivally, Mokosha, javjarfer
bindings-K8055430.0Bindings to Velleman K8055 dll (bsd3, ffi, library)2011-05-17JorisPutcuyps
bindings-common (deprecated in favor of bindings-DSL)2470.0This package is obsolete. Look for bindings-DSL instead. (bsd3, deprecated, ffi, library)2009-11-11BasVanDijk, MauricioAntunes
bindings-dc1394320.0Library for using firewire (iidc-1394) cameras (bsd3, library, system)2011-07-22VilleTirronen
bindings-directfb360.0Low level bindings to DirectFB (bsd3, ffi, library)2010-08-15JohnWiegley, MauricioAntunes
bindings-eskit180.0Bindings to ESKit. (bsd3, ffi, library, numerical)2010-06-10AndrewMiller
bindings-fann300.0Low level bindings to FANN neural network library. (bsd3, ffi, library)2010-06-20JohnWiegley, MauricioAntunes
bindings-fluidsynth200.0Haskell FFI bindings for fluidsynth software synthesizer (bsd3, library, sound)2016-04-13BenGamari
bindings-glib690.0Low level bindings to GLib. (bsd3, ffi, library)2010-12-23JohnWiegley, MauricioAntunes
bindings-gobject590.0Low level bindings supporting GObject and derived libraries. (bsd3, ffi, library)2012-09-29MauricioAntunes, YurasShumovich
bindings-gpgme1610.0Project bindings-* raw interface to gpgme (bsd3, ffi, library)2017-09-26DmitryMalikov, JohnWiegley, MauricioAntunes
bindings-gsl790.0Low level bindings to GNU GSL. (bsd3, ffi, library)2013-08-28JohnWiegley, MauricioAntunes
bindings-hdf5260.0Project bindings-* raw interface to HDF5 library (bsd3, ffi, library)2019-05-01JohnWiegley, MauricioAntunes
bindings-libcddb390.0Low level binding to libcddb. (bsd3, ffi, library)2010-06-20JohnWiegley, MauricioAntunes
bindings-libffi550.0Low level bindings to libffi. (bsd3, ffi, library)2010-06-20JohnWiegley, MauricioAntunes
bindings-libusb2320.0Low level bindings to libusb. (bsd3, ffi, library)2014-10-29BasVanDijk, MauricioAntunes
bindings-libv4l2200.0bindings to libv4l2 for Linux (bsd3, library, system)2011-07-03ClaudeHeilandAllen
bindings-libzip1110.0Low level bindings to libzip. (bsd3, ffi, foreign, library)2016-08-29SergeyAstanin
bindings-linux-videodev2310.0bindings to Video For Linux Two (v4l2) kernel interfaces (bsd3, graphics, library)2017-12-03ClaudeHeilandAllen
bindings-lxc1170.0Direct Haskell bindings to LXC (Linux containers) C API. (bsd3, ffi, library)2018-08-09NickolayKudasov
bindings-mmap (deprecated in favor of bindings-posix)320.0(deprecated) see bindings-posix instead (bsd3, deprecated, library, system)2013-02-18ClaudeHeilandAllen
bindings-monetdb-mapi300.0Low-level bindings for the MonetDB API (mapi) (bsd3, database, library)2018-12-15muesli4
bindings-mpdecimal (deprecated in favor of deka)430.0bindings to mpdecimal library (bsd3, deprecated, library, math)2014-01-20OmariNorman
bindings-parport390.0parport bindings (bsd3, ffi, library)2011-08-11SivaramGowkanapalli
bindings-portaudio650.0Low-level bindings to portaudio library (bsd3, library, sound)2019-12-09FumiakiKinoshita
bindings-posix1560.0Project bindings-* raw interface to Posix (bsd3, ffi, library)2018-05-19BasVanDijk, JohnWiegley, MauricioAntunes
bindings-ppdev260.0PPDev bindings (bsd3, ffi, library)2011-08-11SivaramGowkanapalli
bindings-sophia450.0Low-level bindings to sophia library (bsd3, database, library)2014-03-10EyalLotem
bindings-sqlite3520.0Low level bindings to sqlite3. (bsd3, ffi, library)2013-07-24JohnWiegley, MauricioAntunes
bindings-svm410.0Low level bindings to libsvm. (bsd3, ffi, library)2011-07-18PauloTanimoto, VilleTirronen
bindings-wlc480.0Bindings against the wlc library (bsd3, ffi, library)2016-04-03ashleyis
binembed340.0Embed data into object files. (bsd3, distribution, library, program)2015-04-08ClaudeHeilandAllen
binembed-example220.0Example project using binembed to embed data in object files. (bsd3, distribution, program)2015-04-08ClaudeHeilandAllen
bini522.0A collection of various methods for reading and writing bini files. (bsd3, configuration, data, library)2016-01-22TWeise
bins510.0Aggregate continuous values into discrete bins (bsd3, library, math)2019-10-04jle
bio-sequence (deprecated)120.0Initial project template from stack (bio, bsd3, deprecated, library)2017-08-03ozzzzz
biohazard2070.0bioinformatics support library (bioinformatics, bsd3, library)2020-01-06ustenzel
biostockholm1070.0Parsing and rendering of Stockholm files (used by Pfam, Rfam and Infernal). (bioinformatics, bsd3, library)2015-07-21FelipeLessa
bird1760.0A simple, sinatra-inspired web framework. (bsd3, library, program, web)2010-08-23MattParker
birds-of-paradise430.0Birds of Paradise (bsd3, language, library)2020-05-19KatsutoshiItoh
bit-protocol1132.0Encode binary protocols with some odd bit numbers into a bytestring (bits, bsd3, bytes, data, library, parsing, protocols)2018-07-30k_bx
bit-stream (deprecated in favor of chimera)380.0Lazy, infinite, compact stream of Bool with O(1) indexing. (bsd3, deprecated, library, unclassified)2017-08-08Bodigrim
bit-vector170.0Simple bit vectors for Haskell (bit-vectors, bsd3, data, library)2015-03-24AdamFoltzer
bitarray5380.0Mutable and immutable bit arrays (bsd3, data, library)2014-08-12BalazsKomuves
bitcoin-hs180.0Partial implementation of the Bitcoin protocol (as of 2013) (bitcoin, bsd3, cryptography, library)2016-10-21BalazsKomuves
bitcoin-rpc240.0Library to communicate with the Satoshi Bitcoin daemon (bitcoin, bsd3, library, network)2014-01-07JanVornberger
bitly-cli (deprecated)240.0A command line tool to access bit.ly URL shortener. (bsd3, deprecated, program, utils, web)2011-12-08SergeyAstanin
bitmap400.0A library for handling and manipulating bitmaps (rectangular pixel arrays). (bsd3, data, graphics, library)2012-02-13BalazsKomuves
bitmap-opengl490.0OpenGL support for Data.Bitmap. (bsd3, data, graphics, library)2014-03-19BalazsKomuves
bitmaps390.0Bitmap library (bsd3, codec, data, graphics, library)2014-11-30ByronJohnson
bits2762.0Various bit twiddling and bitwise serialization primitives (bsd3, data, library, serialization)2019-05-02EdwardKmett, EricMertens, ryanglscott
bits-atomic1220.0Atomic bit operations on memory locations for low-level synchronization (bsd3, concurrency, data, foreign, library)2010-09-05GabrielWicke
bits-bytestring320.0Bits instance for bytestrings. (bsd3, data, library)2016-03-25oldmanmike
bits-bytestring-lazy190.0Bits instance for lazy bytestrings. (bsd3, data, library)2016-09-07semaj
bits-conduit330.0Bitstream support for Conduit (bsd3, conduit, data, library)2012-06-29HideyukiTanaka
bits-extra1340.0Useful bitwise operations (bit, bsd3, data, library)2020-04-14newhoggy, haskellworks, GeorgeWilson
bits-extras440.0Efficient high-level bit operations not found in Data.Bits (bsd3, data, library)2010-09-20GabrielWicke
bitstring210.0Lazy bit strings (bsd3, data, library)2010-08-01BalazsKomuves
bittorrent300.0Bittorrent protocol implementation. (bsd3, library, network)2013-11-25SamTruzjan
bittrex1290.0Bindings for the Bittrex API (bsd3, library, program, web)2018-01-08DavidJohnson
bitvec1592.0Space-efficient bit vectors (bit-vectors, bsd3, data, library, public-domain)2020-03-25JamesCook, Bodigrim
bitwise1890.0fast multi-dimensional unboxed bit packed Bool arrays (bit-vectors, bsd3, data, data-structures, library)2018-04-26ClaudeHeilandAllen
bitwise-enum420.0Bitwise operations on bounded enumerations (bsd3, data, data-structures, foreign, library)2020-04-27jnbooth
bitx-bitcoin3331.5A Haskell library for working with the BitX bitcoin exchange. (bitcoin, bsd3, finance, library, web)2017-12-24tebello_thejane
bizzlelude2970.0A lousy Prelude replacement by a lousy dude (bsd3, library, prelude)2019-01-12TheBizzle
bizzlelude-js560.0A lousy Prelude replacement by a lousy dude (bsd3, library, prelude)2017-10-26TheBizzle
bkr390.0Backup utility for backing up to cloud storage services (S3 only right now) (backup, bsd3, library, program, system)2012-06-12MichaelSmietana
bktrees1000.0A set data structure with approximate searching (bsd3, data-structures, library)2010-11-22JosefSvenningsson
bla (deprecated)240.0a stupid cron (bsd3, deprecated, program, system)2009-10-20JinjingWang
blakesum (deprecated)670.0The BLAKE SHA-3 candidate hashes, in Haskell (bsd3, cryptography, deprecated, library)2011-07-25KevinCantu
blakesum-demo (deprecated)180.0The BLAKE SHA-3 candidate hashes, in Haskell (bsd3, cryptography, deprecated, program)2011-07-25KevinCantu
blank-canvas5452.0HTML5 Canvas Graphics Library (bsd3, graphics, library)2020-01-28AndrewFarmer, AndyGill, ryanglscott
blanks290.0Fill-in-the-blanks - A library factoring out substitution from ASTs (bsd3, language, library, program)2020-01-09ejconlon
blas (deprecated in favor of hblas)250.0Bindings to the BLAS library (bsd3, deprecated, library, math)2009-01-14CarterSchonwald
blas-carray1190.0Auto-generated interface to Fortran BLAS via CArrays (bsd3, library, math)2019-01-24HenningThielemann
blas-comfort-array750.0Auto-generated interface to Fortran BLAS via comfort-array (bsd3, library, math)2019-05-24HenningThielemann
blas-ffi1550.0Auto-generated interface to Fortran BLAS (bsd3, library, math)2018-12-20HenningThielemann
blaze (deprecated)370.0None (bsd3, deprecated, library, unclassified)2014-12-08
blaze-builder23020.0Efficient buffered output. (bsd3, data, library)2018-03-14JasperVanDerJeugt, LeonSmith, SimonMeier
blaze-builder-conduit (deprecated in favor of conduit-extra)4520.0Convert streams of builders to streams of bytestrings. (deprecated) (bsd3, conduit, data, deprecated, library)2014-04-02MichaelSnoyman
blaze-builder-enumerator1920.0Enumeratees for the incremental conversion of builders to bytestrings. (bsd3, data, enumerator, library)2015-04-01MichaelSnoyman, SimonHengel, SimonMeier, ThomasSutton
blaze-colonnade830.0blaze-html backend for colonnade (bsd3, library, web)2019-06-24andrewthad
blaze-from-html1700.0Tool to convert HTML to BlazeHtml code. (bsd3, program, text)2017-01-20JasperVanDerJeugt
blaze-html25372.25A blazingly fast HTML combinator library for Haskell (bsd3, library, text)2019-10-02JasperVanDerJeugt, SimonMeier
blaze-html-contrib480.0Some contributions to add handy things to blaze html. (bsd3, library, web)2012-04-05AdityaBhargava
blaze-html-hexpat150.0A hexpat backend for blaze-html. (bsd3, library, text)2010-12-25JasperVanDerJeugt
blaze-html-truncate650.0A truncator for blaze-html (bsd3, library, text)2013-03-19MarcelRuegenberg
blaze-markup23910.0A blazingly fast markup combinator library for Haskell (bsd3, library, text)2020-04-20DeepakJois, JasperVanDerJeugt
blaze-shields492.0create svg by Haskell (bsd3, library, web)2015-09-15Qinka
blaze-svg3152.0SVG combinator library (bsd3, graphics, library)2017-03-13BrentYorgey, DeepakJois
blaze-textual4030.0Fast rendering of common datatypes (bsd3, library, text)2015-07-01BryanOSullivan
blaze-textual-native (deprecated in favor of blaze-textual)200.0Fast rendering of common datatypes (deprecated) (bsd3, deprecated, library, text)2012-01-19MichaelSnoyman
ble2900.0Bluetooth Low Energy (BLE) peripherals (bsd3, library, program, unclassified)2017-12-05jkarni, scottmurphy09
blink1470.0Control library for blink(1) LED from ThingM (bsd3, hardware, library, program)2014-12-04DylanSimon
blip460.0Python to bytecode compiler. (bsd3, language, program)2013-06-21BerniePope
bliplib400.0Support code for Blip. (bsd3, development, library)2013-06-21BerniePope
blockchain430.0Generic blockchain implementation. (blockchain, bsd3, library)2017-07-03tgolson
blockhash100.0Blockhash perceptual image hash algorithm (bsd3, library, program, web)2016-07-19kseo
blocking-transactions320.0Composable, blocking transactions. (bsd3, concurrency, library)2010-07-22ChristopherLaneHinson
blogination (deprecated)1230.0Very simple static blog software (bsd3, deprecated, library, program, web)2009-02-26ChrisDone
bloodhound5622.0Elasticsearch client library for Haskell (bsd3, database, library, search)2018-06-22MichaelXavier, bitemyapp, ChrisAllen
bloodhound-amazonka-auth510.0Adds convenient Amazon ElasticSearch Service authentication to Bloodhound. (bsd3, library, web)2018-04-30MichaelXavier
bloomfilter3050.0Pure and impure Bloom Filter implementations. (bsd3, data, library)2015-05-19BryanOSullivan
bloomfilter-redis382.0Distributed bloom filters on Redis (using the Hedis client). (bsd3, data, library)2019-06-25hesiod
bluemix-sdk220.0Bindings to Bluemix APIs (bsd3, library, web)2017-05-28AlexanderThiemann
bluetile1210.0full-featured tiling for the GNOME desktop environment (bsd3, program, system)2011-11-26JanVornberger
bluetileutils (deprecated in favor of bluetile)180.0Utilities for Bluetile (bsd3, deprecated, program, utils)2009-09-03JanVornberger
blunk-hask-tests (deprecated)250.0spam (bsd3, deprecated, program, spam)2018-09-16
bogre-banana190.0 (bsd3, game-engine, library, program)2013-03-31DavidEichmann
bolt770.0Bolt driver for Neo4j (bsd3, database, library)2017-03-30bflyblue
boltzmann-brain340.0Analytic sampler compiler for combinatorial systems. (bsd3, library, math, program)2019-12-09mbendkowski
bond-haskell1670.0Runtime support for BOND serialization (bsd3, data, library, parsing)2016-11-26blaze
bond-haskell-compiler1630.0Bond code generator for Haskell (bsd3, language, library, program)2016-11-26blaze
bookkeeper2160.0Anonymous records and overloaded labels (bsd3, data-structures, library, program, records)2017-12-17jkarni, bandali
bookkeeper-permissions180.0Permissions for bookkeeper records (bsd3, data-structures, library, records)2016-09-12pkamenarsky
bool-extras580.0A fold function for Bool (bsd3, data, library)2014-04-04TomLokhorst
bool8480.0Alternative Bool type stored as byte (bsd3, foreign, library)2017-10-17HenningThielemann
boolean-like590.0Logical combinatory operations dealing with datatypes representing booleans by their constructors. (bsd3, control, library)2016-09-22Shou
boolexpr210.0Boolean expressions with various representations and search queries. (bsd3, data-structures, library, parsing, search)2011-12-15NicolasPouillard
bools (deprecated)350.0None (bsd3, deprecated, library, unclassified)2014-12-08
boolsimplifier790.0Simplification tools for simple propositional formulas. (bsd3, language, library, math)2014-12-15GershomBazerman
boombox200.0Chronokinetic stream sources and incremental consumers (bsd3, data, library)2016-02-08FumiakiKinoshita
boomerang7150.0Library for invertible parsing and printing (bsd3, library, parsing, text)2020-05-12DagOdenhall, JeremyShaw
boop272.0OOP primitives for Haskell (bsd3, library, oop)2017-11-01TobiasDammers
bordacount330.0Implementation of the Borda count election method. (algorithms, bsd3, library)2017-09-01hverr
borel200.0Metering System for OpenStack metrics provided by Vaultaire. (bsd3, development, library)2015-03-26fractalcat
boring610.0Boring and Absurd types (bsd3, data, library)2019-12-13phadej
boring-game300.0An educational game (bsd3, library, program, web)2017-02-09checkraiser
boring-window-switcher700.0A boring window switcher. (bsd3, graphics, library, program)2018-03-15debugito
bot320.0bots for functional reactive programming (bsd3, frp, library, reactivity)2010-02-25ConalElliott
bound7012.5Making de Bruijn Succ Less (bsd3, compilers-interpreters, language, library)2017-07-29EdwardKmett, EricMertens, ryanglscott
bound-extras280.0ScopeH and ScopeT extras for bound (bsd3, compilers, interpreters, language, library)2019-04-25phadej
bounded-array70.0Arrays with a value for every index (bsd3, data, library)2018-10-15puffnfresh
bounded-queue230.0A strict, immutable, thread-safe, single-ended, bounded queue. (bsd3, data, library)2019-05-06fosskers
bounded-tchan (deprecated in favor of stm-chans)510.0Bounded Transactional channels (queues) (bsd3, concurrency, deprecated, library)2011-11-06ThomasDuBuisson
boundingboxes750.0A generic boundingbox for an arbitrary vector (bsd3, data, library)2015-03-14FumiakiKinoshita
box1980.0boxes (bsd3, library, program, project)2020-05-20tonyday567
boxes3920.02D text pretty-printing library (bsd3, library, text)2018-03-10BrentYorgey, dfeuer, kindaro
bpann270.0backpropagation neuronal network (ai, bsd3, library)2011-10-01RobertSteuck
braid80.0Types and functions to work with braids and Khovanov homology. (bsd3, library, math, program)2016-01-18saltza
brain-bleep410.0primitive imperative language (bsd3, language, program)2019-05-22AlanHawkins
brainfuck-monad1450.0BrainFuck monad (bsd3, compilers-interpreters, library)2020-02-26JoeyHess
brainfuck-tut1830.0A simple BF interpreter. (bsd3, language, library, program)2016-12-30alleledev
brainheck1120.0Brainh*ck interpreter in haskell (bsd3, library, program, web)2018-09-05vmchale
break300.0Break from a loop (bsd3, control, library)2017-04-07GabrielGonzalez
brians-brain160.0A Haskell implementation of the Brian's Brain cellular automaton (bsd3, game, program)2009-10-15WillDonnelly
brick27312.75A declarative terminal user interface library (bsd3, graphics, library)2020-05-25JonathanDaugherty
brick-dropdownmenu210.0A drop-down menu widget for brick. (bsd3, graphics, library)2018-09-17mlang
brick-filetree360.0 (bsd3, library, unclassified)2019-02-13ChrisPenner
brick-skylighting990.0Show syntax-highlighted text in your Brick UI (bsd3, graphics, library)2018-08-13JonathanDaugherty
brillig300.0Simple part of speech tagger (bsd3, library, natural-language-processing, program)2011-09-03EricKow
broadcast-chan2460.0Closable, fair, single-wakeup channel type that avoids 0 reader space leaks. (bsd3, library, system)2020-05-29MerijnVerstraaten
broadcast-chan-conduit1330.0Conduit-based parallel streaming code for broadcast-chan (bsd3, library, system)2020-05-29MerijnVerstraaten
broadcast-chan-pipes900.0Pipes-based parallel streaming code for broadcast-chan (bsd3, library, system)2019-11-29MerijnVerstraaten
broadcast-chan-tests1670.0Helpers for generating tests for broadcast-chan (bsd3, library, system)2020-05-29MerijnVerstraaten
broccoli740.0Small library for interactive functional programs. (bsd3, frp, library)2015-03-16evanrinehart
brok690.0Finds broken links in text files (bsd3, command-line-tools, library, program)2020-04-19smallhadroncollider
broker-haskell150.0Haskell bindings to Broker, Bro's messaging library. (bsd3, language, library)2015-08-16DavidBanas
bronyradiogermany-common280.0Common types and URIs for the BronyRadioGermany API bindings. (bsd3, library, network)2018-04-11implementation
bronyradiogermany-streaming270.0Streaming interface for the BronyRadioGermany API. (bsd3, library, network)2018-04-11implementation
brotli-conduit180.0Conduit interface for Brotli (RFC7932) compression. (bsd3, codec, compression, conduit, library)2019-04-20HerbertValerioRiedel
brotli-streams310.0IO-Streams interface for Brotli (RFC7932) compression (bsd3, codec, compression, io-streams, library)2019-04-20HerbertValerioRiedel
browscap180.0A reader and interface for the Browser Capabilities Project data files. (bsd3, data, library, web)2017-04-30davean
bsb-http-chunked8760.0Chunked HTTP transfer encoding for bytestring builders (bsd3, data, library, network)2018-09-29sjakobi
bsd-sysctl1450.0Access to the BSD sysctl(3) interface (bsd, bsd3, library, system)2017-10-08MaximeHenrion, palik
bson-generic860.0Generic functionality for BSON (bsd3, data, library)2016-01-09PetrPilar
bson-generics (deprecated in favor of bson-generic)190.0Generics functionality for BSON (bsd3, data, deprecated, library)2012-01-26PetrPilar
bspack470.0A simple and fast bytestring packer (bsd3, data, library)2014-12-02nicolasdp
bsparse560.0A simple unassuming parser for bytestring (bsd3, bsparse, library)2014-11-05VincentHanquez, nicolasdp
btree1120.0B-Tree on Unmanaged Heap (bsd3, data, library)2018-11-09andrewthad, chessai
btrfs1040.0Bindings to the btrfs API (bsd3, filesystem, library, system)2018-10-25MariosTitas
buffer-builder2000.0Library for efficiently building up buffers, one piece at a time (bsd3, data, library)2018-10-12chadaustin, afriesen
buffer-pipe230.0Read from stdin and write to stdout in large blocks (bsd3, console, program)2016-01-11HenningThielemann
buffon-machines470.0Perfect simulation of discrete random variables (bsd3, library, math)2019-09-16mbendkowski
bugsnag-hs1671.5A Bugsnag client for Haskell. (bsd3, library, web)2020-05-27stoeffel, JasperWoudenberg
bugzilla200.0A Haskell interface to the Bugzilla native REST API (bsd3, library, web)2014-06-26swift, sethfowler
buildbox4450.0Rehackable components for writing buildbots and test harnesses. (bsd3, development, library, testing)2018-10-12BenLippmeier
buildbox-tools800.0Tools for working with buildbox benchmark result files. (bsd3, development, program, testing)2012-02-03BenLippmeier
builder190.0bounded ByteArray builder type (bsd3, data, library)2019-09-13chessai
buildwrapper3350.0A library and an executable that provide an easy API for a Haskell IDE (bsd3, development, library, program)2015-01-26JeanPhilippeMoresmau
bullet560.0A wrapper for the Bullet physics engine. (bsd3, library, physics)2014-11-08CsabaHruska
bumper1080.0Automatically bump package versions, also transitively. (bsd3, development, program)2015-01-06AdamBergmark, BramSchuur, ErikHesselink
bus-pirate1860.0Haskell interface to the Bus Pirate binary interface (bsd3, library, system)2016-04-13BenGamari
buster1180.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-06-23JeffersonHeard
buster-gtk280.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-18JeffersonHeard
buster-network390.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-18JeffersonHeard
butcher4270.0Chops a command or program invocation into digestable pieces. (bsd3, library, ui)2020-04-11lspitzner, fozworth, dukerutledge
butter1382.0Monad Transformer for Asyncronous Message Passing (bsd3, concurrency, distrbution, distributed-computing, library)2018-06-19mpahrens
bv1510.0Bit-vector arithmetic library (bit-vectors, bsd3, data, library)2018-03-11IagoAbal
bv-embed180.0Define embeddings of small bit vectors into larger ones (bsd3, data, library)2019-01-27benselfridge
bv-little1022.0Efficient little-endian bit vector library (bit-vectors, bsd3, data, library)2019-10-09recursion_ninja
bv-sized6620.0a bitvector datatype that is parameterized by the vector width (bit-vectors, bsd3, library)2020-05-14benselfridge
bytable1180.0data from/to ByteString (bsd3, codec, library)2014-07-01YoshikuniJujo
byte-order780.0Portable big-endian and little-endian conversions (bsd3, data, library)2020-01-06andrewthad
byteable8020.0Type class for sequence of bytes (bsd3, data, library)2013-06-28VincentHanquez
bytebuild1200.0Serialize to a small byte arrays (bsd3, data, library)2020-05-01andrewthad
bytedump1250.0Flexible byte dump helpers for human readers. (bsd3, debug, library)2012-09-06VincentHanquez
bytehash210.0Universal hashing of bytes (bsd3, data, library)2020-04-30andrewthad
bytelog200.0Fast logging (bsd3, data, library)2020-03-09andrewthad
byteorder10190.0Exposes the native endianness or byte ordering of the system. (bsd3, library, system)2013-04-24AntoineLatter
bytes16692.0Sharing code for serialization between binary and cereal (bsd3, data, library, serialization)2020-02-03EdwardKmett, EricMertens, ryanglscott
byteset370.0Set of bytes. (bsd3, data, library)2015-07-07DanielDiaz
byteslice1220.0Slicing managed and unmanaged memory (bsd3, data, library)2020-04-30andrewthad
bytesmith1840.0Nonresumable byte parser (bsd3, data, library)2020-03-04andrewthad
bytestring10462.75Fast, compact, strict and lazy byte strings with a list interface (bsd3, data, library)2019-07-13DonaldStewart, DuncanCoutts, HerbertValerioRiedel, IanLynagh
bytestring-arbitrary1812.0Arbitrary instances for ByteStrings (bsd3, data, library)2019-06-04tsuraan
bytestring-builder15060.0The new bytestring builder, packaged outside of GHC (bsd3, data, library)2018-09-25LeonSmith, ryanglscott
bytestring-class (deprecated)310.0Classes for automatic conversion to and from strict and lazy bytestrings. (deprecated) (bsd3, data, deprecated, library)2014-03-21MichaelSnoyman
bytestring-csv480.0Parse CSV formatted data efficiently (bsd3, data, library)2008-07-21DonaldStewart
bytestring-encoding320.0ByteString ↔ Text converter based on GHC.IO.Encoding (bsd3, data, library, text)2018-09-02MasahiroSakai
bytestring-handle2090.0ByteString-backed Handles (bsd3, library, system)2017-11-30GaneshSittampalam
bytestring-mmap1790.0mmap support for strict ByteStrings (bsd3, library, system)2011-04-29DonaldStewart
bytestring-nums1320.0Parse numeric literals from ByteStrings. (bsd3, library, text)2012-11-23JasonDusek
bytestring-plain390.0Plain byte strings ('ForeignPtr'-less 'ByteString's) (bsd3, data, library)2015-09-07HerbertValerioRiedel
bytestring-progress3320.0A library for tracking the consumption of a lazy ByteString (bsd3, control, library)2019-08-28AdamWick
bytestring-short940.0Backport copy of ShortByteString (bsd3, library, text)2018-08-26KeiHibino
bytestring-show2210.0Efficient conversion of values into readable byte strings. (bsd3, library, text)2014-03-31DanDoel
bytestring-substring80.0break bytestrings up into substrings (bsd3, data, library, parsing)2019-04-25chessai
bytestring-time (deprecated in favor of text-time)290.0Library for Time parsing from ByteString (bsd3, data, deprecated, library)2016-12-13klangner
bytestring-to-vector850.0Convert between ByteString and Vector.Storable without copying (bsd3, data-structures, library)2019-02-08SvenHeyll
bytestring-trie4412.5An efficient finite map from (byte)strings to values. (bsd3, data, data-structures, library)2019-02-26WrenThornton, WrenRomano
bytestring-typenats190.0Bytestrings with typenat lengths (bsd3, data, library)2017-01-26tsuraan
bytestringparser570.0Combinator parsing with Data.ByteString.Lazy (bsd3, library, parsing, text)2008-01-27BryanOSullivan
bytestringparser-temporary680.0Combinator parsing with Data.ByteString.Lazy (bsd3, library, parsing, text)2009-09-15JasonDusek
bytestringreadp330.0A ReadP style parser library for ByteString (bsd3, library, text)2007-12-13GracjanPolak
byteunits1850.0Human friendly conversion between byte units (KB, MB, GB...) (bsd3, library)2018-07-14chrissound
bz23812.0Bindings to libbz2 (bsd3, compression, library)2020-05-12vmchale
bzip-signature560.0Backpack signature for BZip compression (bsd3, bzip, compression, library, signatures)2020-03-27vmchale
bzlib3090.0Compression and decompression in the bzip2 format (bsd3, codec, library)2015-01-25DuncanCoutts
bzlib-conduit1760.0Streaming compression/decompression via conduits. (bsd3, codec, library)2019-08-06HideyukiTanaka, MichaelSnoyman
c-io130.0C IO. (bsd3, library, system)2008-10-28MattMorrow
c-mosquitto1020.0Simpe mosquito MQTT binding able to work with the Amazons IoT (bsd3, library, program)2019-10-24tolysz
c-storable340.0CStorable class (bsd3, development, haskell, library)2018-03-07EvanLaforge
c-storable-deriving860.0Generate C-like storable instances from datatypes (bsd3, foreign, library)2015-12-29MatthewMaurer
c10k800.0C10k server library using prefork (bsd3, library, network)2011-08-31KazuYamamoto
c2hsc1410.0Convert C API header files to .hsc and .hsc.helper.c files (bsd3, development, library, program)2017-12-09JohnWiegley
ca310.0Cellular Automata (bsd3, library, math)2018-04-22
ca-province-codes310.0ISO 3166-2:CA Province Codes and Names (bsd3, data, library)2019-01-28lysergia
cab3520.0A maintenance command of Haskell cabal packages (bsd3, distribution, library, program)2018-03-13KazuYamamoto
cabal-bounds5332.0A command line program for managing the bounds/versions of the dependencies in a cabal file. (bsd3, development, library, program, utils)2019-01-03DanielTrstenjak
cabal-build-programs420.0Adds executable dependencies to the Cabal build (bsd3, distribution, library)2020-01-17deech
cabal-bundle-clib150.0Bundling C/C++ projects in Cabal package made easy (bsd3, development, library)2019-02-03zelinf
cabal-cache2300.0CI Assistant for Haskell projects (bsd3, development, library, program)2020-03-24newhoggy, haskellworks
cabal-cargs2740.0A command line program for extracting compiler arguments from a cabal file. (bsd3, development, library, program, utils)2019-01-03DanielTrstenjak
cabal-db1092.25query tools for the local cabal database (bsd3, program, tools)2015-03-11VincentHanquez
cabal-debian18271.75Create a Debianization for a Cabal package (bsd3, debian, distribution, library, program, system)2020-02-21ClintAdams, DavidFox
cabal-dependency-licenses680.0Compose a list of a project's transitive dependencies with their licenses (bsd3, distribution, program)2017-01-22JasperVanDerJeugt
cabal-dev (deprecated in favor of cabal-install)1280.0Manage sandboxed Haskell build environments (bsd3, deprecated, development, program)2013-02-28JonathanDaugherty, JoshHoyt, RoganCreswick
cabal-dir540.0show dist dir of 'cabal copy/install' (bsd3, distribution, program)2013-12-24YoshikuniJujo
cabal-doctest17222.0A Setup.hs helper for doctests running (bsd3, distribution, library)2019-10-02phadej, ryanglscott
cabal-file270.0Cabal file access (bsd3, distribution, library, program)2020-05-24JensPetersen
cabal-file-th1040.0Template Haskell expressions for reading fields from a project's cabal file. (bsd3, development, library)2020-03-22NickPartridge, SimonMichael
cabal-flatpak1380.0Generate a FlatPak manifest from a Cabal package description (bsd3, distribution, program)2020-05-25HenningThielemann
cabal-ghc-dynflags330.0Conveniently configure GHC's dynamic flags for use with Cabal projects (bsd3, development, library)2015-08-14BenGamari
cabal-ghci (deprecated in favor of cabal-install)520.0Set up ghci with options taken from a .cabal file (bsd3, deprecated, development, library, program)2013-08-09EtienneLaurin
cabal-install13512.25The command-line interface for Cabal and Hackage. (bsd3, distribution, program)2020-03-31AndresLoeh, DuncanCoutts, HerbertValerioRiedel, MikhailGlushenkov, phadej
cabal-install-bundle820.0The (bundled) command-line interface for Cabal and Hackage. (bsd3, distribution, program)2013-12-19BartoszCwiklowski
cabal-install-ghc72310.0Temporary version of cabal-install for ghc-7.2 (bsd3, distribution, program)2011-12-05TonyHannan
cabal-install-ghc7480.0Temporary version of cabal-install for ghc-7.4 (bsd3, distribution, program)2012-03-05AndreasAbel
cabal-lenses2120.0Lenses and traversals for the Cabal library. (bsd3, development, library, utils)2019-01-03DanielTrstenjak
cabal-macosx1722.25Cabal support for creating Mac OSX application bundles. (bsd3, distribution, library, program)2019-12-26EricKow, dfrancesconi
cabal-meta1240.0build multiple packages at once (bsd3, development, library, program)2015-03-26GregWeber
cabal-nirvana (deprecated)540.0Avoid Cabal dependency hell by constraining to known good versions. (deprecated) (bsd3, deprecated, distribution, program)2014-03-20MichaelSnoyman
cabal-progdeps90.0Show dependencies of program being built in current directory (bsd3, distribution, program)2012-01-14KevinQuick
cabal-query170.0Helpers for quering .cabal files or hackageDB's 00-index.tar (bsd3, library, system)2009-08-09MaxDesyatov
cabal-scripts230.0Shell scripts for support of Cabal maintenance (bsd3, development, library)2015-04-08HenningThielemann
cabal-setup200.0The user interface for building and installing Cabal packages (bsd3, distribution, program)2007-10-21DuncanCoutts
cabal-sign590.0Sign and verify Cabal packages. (bsd3, development, program)2013-02-02ChrisDone
cabal-sort1330.0Topologically sort cabal packages (bsd3, distribution, program)2018-05-18HenningThielemann
cabal-src (deprecated in favor of stack)1290.0Alternative install procedure to avoid the diamond dependency issue. (bsd3, deprecated, distribution, program)2016-10-10MichaelSnoyman
cabal-test60.0Automated test tool for cabal projects. (bsd3, program, testing)2007-09-16DavidHimmelstrup
cabal-test-bin560.0A program for finding temporary build file during cabal-test. (bsd3, library, program, testing)2015-02-03junjihashimoto
cabal-test-compat (deprecated)310.0Compatibility interface of cabal test-suite. (bsd3, deprecated, library, testing)2015-01-02KeiHibino
cabal-toolkit980.0Helper functions for writing custom Setup.hs scripts. (bsd3, distribution, library)2020-03-27sgraf812, terrorjack
cabal-uninstall1010.0Uninstall cabal packages (bsd3, distribution, program)2014-08-22JanChristiansen
cabal-upload530.0Command-line tool for uploading packages to Hackage (bsd3, distribution, program)2007-08-24BjornBringert
cabal2arch (deprecated)3610.0Create Arch Linux packages from Cabal packages. (bsd3, deprecated, distribution, program)2011-05-09DonaldStewart, MagnusTherning, PeterSimons
cabal2doap230.0Cabal to Description-of-a-Project (DOAP) (bsd3, distribution, program)2009-08-25GregHeartsfield
cabal2ebuild670.0make gentoo's .ebuild file from .cabal file (bsd3, distribution, library, program)2014-04-01YoshikuniJujo
cabal2ghci160.0A tool to generate .ghci file from .cabal (bsd3, development, program)2013-08-22HiromiIshii
cabal2nix11700.0Convert Cabal files into Nix build instructions. (bsd3, distribution, library, nix, program)2020-05-01PeterSimons
cabalQuery230.0A simple tool to query cabal files. (bsd3, development, library, program)2015-05-01RoganCreswick
cabalgraph200.0Generate pretty graphs of module trees from cabal files (bsd3, distribution, program)2009-03-16DonaldStewart
cabalish390.0Provides access to the cabal file data for shell scripts (bsd3, program, utilities)2017-04-25RobertFischer
cabalvchk320.0Verify installed package version against user-specified constraints. (bsd3, distribution, program)2012-01-14KevinQuick
cabin320.0Cabal binary sandboxes. (bsd3, distribution, program)2015-04-17nclarke
cabocha180.0 (bsd3, library, natural-language-processing)2015-04-23MiyazawaAkira
cache1242.0An in-memory key/value store with expiration support (bsd3, cache, data, library)2019-12-09hverr
cache-polysemy540.0cached hashmaps (bsd3, cache, library)2020-04-24Poscat
cached280.0Cache values to disk. (bsd3, data-flow, library, workflow)2019-03-05GuillaumeCherel
cached-traversable380.0Transparent, persistent caching of lazy, traversable structures (bsd3, data, library)2014-10-07ThomasTuegel
caf480.0A library of Concurrency Abstractions using Futures. (bsd3, concurrency, library)2009-03-26MartinaWillig
caffegraph322.0 (bsd3, library, math)2015-02-17ajtulloch
cairo9512.0Binding to the Cairo library. (bsd3, graphics, library)2019-12-23AndyStewart, AxelSimon, DanielWagner, DuncanCoutts, HamishMackenzie
cairo-appbase400.0A template for building new GUI applications using GTK and Cairo. (bsd3, development, program)2011-11-14ConradParker
cairo-core1160.0Cairo Haskell binding (partial) (bsd3, graphics, library)2019-04-09magicloud
cake31020.0Third cake the Makefile EDSL (bsd3, development, library, program)2016-10-26SergeyMironov
cakyrespa2050.0run turtle like LOGO with lojban (bsd3, program, teaching)2012-10-29YoshikuniJujo
cal-layout410.0Calendar Layout Algorithm (bsd3, library, math, program)2019-01-03bor0
calc180.0A small compiler for arithmetic expressions. (bsd3, program, unclassified)2007-11-23AustinSeipp
calendar-recycling370.0List years with the same calendars (bsd3, math, program)2018-08-31HenningThielemann
calenderweek310.0Commandline tool to get week of the year (bsd3, commandline, program)2019-11-25rmeis
call1570.0The call game engine (bsd3, game, library)2015-03-21FumiakiKinoshita
camh350.0write image files onto 256(or 24bit) color terminals. (bsd3, graphics, program)2017-05-25HironaoKomatsu
campfire430.0Haskell implementation of the Campfire API (bsd3, library, web)2012-06-11MichaelXavier
can-i-haz830.0Generic implementation of the Has and CoHas patterns (bsd3, control, library)2019-12-150xd34df00d
canonical-filepath490.0Abstract data type for canonical file paths. (bsd3, library, system)2014-02-15ThomasSchilling
canonical-json2870.0Canonical JSON for signing and hashing JSON values (bsd3, json, library, text)2019-07-31DuncanCoutts, EdskoDeVries, HerbertValerioRiedel
cantor430.0Application for analysis of java source code (application, bsd3, program, source-code-analysis)2014-12-25klangner
cap120.0Interprets and debug the cap language. (bsd3, language, program)2008-09-28ThomasDavie
capability482.0Extensional capabilities and deriving combinators (bsd3, control, library)2020-03-19aherrmann
capped-list (deprecated in favor of enumerator)330.0A list-like type for lazy sequences, with a user-defined termination value. (bsd3, data, deprecated, library)2010-01-09JohnMillikin
capri190.0A simple wrapper over cabal-install to operate in project-private mode. (bsd3, distribution, program)2010-07-10DmitryGolubovsky
car-pool270.0Simple web-server for organizing car-pooling for an event (bsd3, program, web)2015-11-01HenningThielemann
carbonara80.0some spaghetti code (bsd3, library, system)2017-03-10szehk
carboncopy280.0Drop emails from threads being watched into special CC folder. (bsd3, email, program)2011-03-17EugenyDzhurinsky
carray3510.0A C-compatible array library. (bsd3, data, library)2017-07-18HenningThielemann, JedBrown
cartel (deprecated in favor of hpack)1650.0Specify Cabal files in Haskell (bsd3, deprecated, distribution, library, program)2016-06-30OmariNorman
casa-abbreviations-and-acronyms1330.0CASA Abbreviations and Acronyms (aviation, bsd3, library, program)2018-11-18TonyMorris, qfpl
casa-client1420.0Client for Casa (bsd3, development, library)2020-03-05ChrisDone
casa-types1510.0Types for Casa (bsd3, development, library)2020-03-05ChrisDone
cascading (deprecated in favor of clay)180.0DSL for HTML CSS (Cascading Style Sheets) (bsd3, deprecated, library, web)2013-06-20ErtugrulSoeylemez, esz
case-conversion360.0Convert between different cases (bsd3, library, program, text)2017-01-15AlanHawkins
case-insensitive19950.0Case insensitive string comparison (bsd3, data, library, text)2019-05-05BasVanDijk, SimonHengel
case-insensitive-match350.0A simplified, faster way to do case-insensitive matching. (bsd3, library, program, text)2016-08-04mikehat
caseof200.0Combinators for casing on constructors (bsd3, development, library)2018-03-07ChrisDone
cash340.0the Computer Algebra SHell (bsd3, computer-algebra, library, math)2012-03-26ChrisBrown
cassandra-cql1242.25Haskell client for Cassandra's CQL protocol (bsd3, database, library)2015-07-30StephenBlackheath, kayceesrk
cassava10172.5A CSV parsing and encoding library (bsd3, csv, library, text, web)2019-09-01HerbertValerioRiedel, JohanTibell
cassava-conduit3710.0Conduit interface for cassava package (bsd3, data, library)2018-11-30domdere
cassava-embed221.25CSV-file embedding library (bsd3, csv, library, text)2017-09-20typeable
cassava-records550.0Auto-generation of records data type. (bsd3, csv, library, text, web)2018-01-23gdevanla
cassava-streams1850.0io-streams interface for the cassava CSV library. (bsd3, csv, data, io-streams, library, text)2019-04-15PeterJones
cassette170.0A combinator library for simultaneously defining parsers and pretty printers. (bsd3, library, parsing, text)2012-03-19MathieuBoespflug
cassy1010.0A high level driver for the Cassandra datastore (bsd3, database, library)2014-09-02OzgunAtaman
cast472.0Abstact cast pattern (bsd3, library, pattern)2017-07-31ozzzzz
castagnoli160.0Portable CRC-32C (bsd3, data, library)2019-11-05andrewthad
caster380.0Multicast, thread-safe, and fast logger. (bsd3, library, system)2019-05-06A_kirisaki
catamorphism1280.0Exposes a Template Haskell function for generating catamorphisms. (bsd3, development, library)2018-04-15frerich
catch-fd550.0MonadThrow and MonadCatch, using functional dependencies (bsd3, control, library)2012-10-12AndySonnenburg
categorical-algebra160.0Categorical Monoids and Semirings (bsd3, data, library)2012-03-26JonathanFischoff
categories2150.0Categories (bsd3, control, library)2015-01-06EdwardKmett
category1161.25Categorical types and classes (bsd3, control, library, math)2019-12-24MatthewFarkasDyck
category-extras2040.0A meta-package documenting various packages inspired by category theory (bsd3, comonads, control, library, monads)2012-04-06DanDoel, DanielWagner, EdwardKmett, RussellOConnor
category-printf470.0Highbrow approach to type-safe printf format specifications. (bsd3, library, text)2016-05-08CaleGibbard
category-traced (deprecated in favor of category)411.25Traced monoidal categories (bsd3, deprecated, library, math)2016-02-24
cautious440.0Keep track of warnings and errors during calculations. (bsd3, library, testing)2018-04-29NickskeVdb
cautious-file800.0Ways to write a file cautiously, to reduce the chances of problems such as data loss due to crashes or power failures (bsd3, library, system)2013-01-01CoreyOConnor, RobinGreen
cautious-gen130.0 (bsd3, library, testing)2018-04-29
cayene-lpp350.0Cayenne Low Power Payload (bsd3, library, web)2018-07-31srk
cayley-client6380.0A Haskell client for the Cayley graph database (bsd3, database, library)2020-05-29MichelBoucey
cbor-tool750.0A tool for manipulating CBOR. (bsd3, codec, program)2019-12-30AustinSeipp, BenGamari
cborg7302.5Concise Binary Object Representation (CBOR) (bsd3, codec, library)2020-05-10AustinSeipp, BenGamari, DuncanCoutts, HerbertValerioRiedel
cborg-json5410.0A library for encoding JSON as CBOR (bsd3, codec, library)2019-12-30AustinSeipp, BenGamari
ccast (deprecated)200.0typesafe c-style casts; useful for FFI (bsd3, data, deprecated, library)2018-05-29chessai
cci180.0Bindings for the CCI networking library (bsd3, library, network)2013-11-05FacundoDominguez
ccnx190.0A Haskell implementation of the CCNx network protocol. (bsd3, library, network)2010-08-24TomHawkins
cdeps650.0Extract dependencies from C code. (bsd3, c, development, language, library, program)2019-10-30vmchale
cef470.0CEF log format (bsd3, library, system)2016-05-08utdemir
cef3-raw90.0Raw CEF3 bindings (bsd3, ffi, library)2017-04-15MaksymilianOwsianny
cef3-simple80.0Simple wrapper around cef3-raw (bsd3, ffi, library)2017-04-15MaksymilianOwsianny
ceilometer-common280.0Common Haskell types and encoding for OpenStack Ceilometer (bsd3, development, library)2015-03-26fractalcat
cellrenderer-cairo180.0Cairo-based CellRenderer (bsd3, graphics, library)2013-05-13JohnLato
cerberus (deprecated)70.0Protect and control API access with cerberus (bsd3, deprecated, development, library, program)2015-12-17yogsototh
cereal21372.0A binary serialization library (bsd3, data, library, parsing)2019-05-31EricMertens, ThomasDuBuisson, TrevorElliott
cereal-conduit4600.0Turn Data.Serialize Gets and Puts into Sources, Sinks, and Conduits (bsd3, conduit, library)2018-02-01MichaelSnoyman, MylesMaxfield
cereal-ieee754 (deprecated in favor of cereal)190.0Floating point support for the 'cereal' serialization library (bsd3, data, deprecated, library, parsing)2011-08-31JacobStanley
cereal-io-streams190.0io-streams support for the cereal binary serialization library (bsd3, data, io-streams, library, parsing)2016-07-08MichaelXavier
cereal-streams (deprecated in favor of wire-streams)90.0Use cereal to encode/decode io-streams. (bsd3, data, deprecated, io-streams, library, parsing)2016-07-09winterland
cereal-time320.0Serialize instances for types from `time` package. (bsd3, data, library)2017-11-06zohl
cereal-vector2670.0Serialize instances for Data.Vector types. (bsd3, data, library)2014-02-16AdamFoltzer
certificate (deprecated in favor of x509)6150.0Certificates and Key Reader/Writer (bsd3, data, deprecated, library)2013-10-07VincentHanquez
cfenv310.0A library getting the environment when running on Cloud Foundry (bsd3, library)2018-06-25tomoram
cfipu80.0cfipu processor for toy brainfuck-like language (bsd3, compilers-interpreters, program)2014-12-02ByronJohnson
cflp2010.0Constraint Functional-Logic Programming in Haskell (bsd3, control, library)2009-06-04SebastianFischer
cfopu (deprecated in favor of cfipu)280.0cfopu processor (bsd3, compilers-interpreters, deprecated, program)2010-07-12ByronJohnson
cgen510.0generates Haskell bindings and C wrappers for C++ libraries (bsd3, development, library, program)2012-06-16AnttiSalonen
cgi3640.0A library for writing CGI programs (bsd3, library, network)2019-10-07AndersKaseorg, BjornBringert, IanLynagh, MaxBolingbroke, PeterSimons, cheecheeo
cgi-undecidable170.0Undecidable instances for the cgi package. (bsd3, library, unclassified)2007-02-11BjornBringert
cgi-utils490.0Simple modular utilities for CGI/FastCGI (sessions, etc.) (bsd3, cgi, library, web)2011-03-29
chalkboard470.0Combinators for building and processing 2D images. (bsd3, graphics, library)2009-12-02AndyGill
chalkboard-viewer130.0OpenGL based viewer for chalkboard rendered images. (bsd3, graphics, library)2009-04-24AndyGill
chalmers-lava20001230.0Hardware description EDSL (bsd3, hardware, language, library)2016-05-19EmilAxelsson
chan1540.0Some extra kit for Chans (bsd3, concurrency, library)2018-12-04athanclark
chan-split580.0Concurrent Chans as read/write pairs. Also provides generic Chan pair class. (bsd3, concurrency, library)2012-10-27BrandonSimmons
change-monger90.0Parse VCS changelogs into ChangeLogs (bsd3, development, library, program, text)2008-05-15GwernBranwen
changelogged360.0Changelog manager for Git projects. (bsd3, development, library, program)2018-03-06NickolayKudasov
char-decode290.0Convert legacy byte encodings to and from Unicode (bsd3, library, text)2019-01-08nbloomf
charade432.0Rapid prototyping websites with Snap and Heist (bsd3, library, program, web)2014-11-07DougBeardsley
charset12560.0Fast unicode character sets based on complemented PATRICIA tries (bsd3, data, library)2015-04-01EdwardKmett, phadej, ryanglscott
chart-cli320.0Command-line utility to draw charts from input data easily (bsd3, graphics, program)2019-08-25IlyaPortnov
chart-histogram (deprecated in favor of Chart)860.0Easily render histograms with Chart (bsd3, deprecated, graphics, library)2016-04-13BenGamari
chart-svg980.0Charts in SVG (bsd3, library, program, project)2020-05-21tonyday567
chart-unit (deprecated in favor of chart-svg)2330.0Native haskell charts. (bsd3, charts, deprecated, library)2018-06-07tonyday567
chaselev-deque2510.0Chase & Lev work-stealing lock-free double-ended queues (deques). (bsd3, concurrent, data, library)2015-03-08BrandonSimmons, RyanNewton, peter_fogg
chatter3002.0A library of simple NLP algorithms. (bsd3, library, natural-language-processing, program)2017-03-29RoganCreswick
cheapskate3720.0Experimental markdown processor. (bsd3, library, program, text)2020-01-24JohnMacFarlane
cheapskate-highlight70.0Code highlighting for cheapskate (bsd3, library, text)2016-03-14Artyom
cheapskate-lucid290.0Use cheapskate with Lucid (bsd3, library, web)2016-03-15Artyom
cheapskate-terminal190.0Initial project template from stack (bsd3, library, program, web)2016-01-18yamadapc
check-email490.0Confirm whether an email is valid and probably existant. (bsd3, library, network)2017-03-01ChrisDone, qoelet
check-pvp652.0Check whether module and package imports conform to the PVP (bsd3, distribution, program)2019-05-18HenningThielemann
checked290.0Bounds-checking integer types. (bsd3, data, library)2010-09-18AntoineLatter
checkers5152.0Check properties on standard classes and data structures. (bsd3, library, testing)2020-03-14ConalElliott
checksum210.0Compute and verify checksums of ISBN, IBAN, etc. (bsd3, library, math)2018-04-16HenningThielemann
chessIO830.0Basic chess library (bsd3, game, library, program)2019-05-20mlang
chesshs450.0Simple library for validating chess moves and parsing PGN files (bsd3, game, library)2015-03-13ArnoVanLumig
chevalier-common80.0Query interface for Chevalier (bsd3, library, other)2015-03-26fractalcat
chimera1170.0Lazy infinite streams with O(1) indexing (bsd3, data, library)2020-03-25Bodigrim
chiphunk1030.0Haskell bindings for Chipmunk2D physics engine (bsd3, library, physics)2019-10-30DavidHimmelstrup, CthulhuDen
chitauri140.0Helper for the Major System (bsd3, program, web)2016-10-10marcusbuffett
chp2292.0An implementation of concurrency ideas from Communicating Sequential Processes (bsd3, concurrency, library)2014-04-25NeilBrown
chp-mtl150.0MTL class instances for the CHP library (bsd3, concurrency, library)2010-05-03NeilBrown
chp-plus820.0A set of high-level concurrency utilities built on Communicating Haskell Processes (bsd3, concurrency, library)2014-04-25NeilBrown
chp-spec210.0A mirror implementation of chp that generates a specification of the program (bsd3, concurrency, library)2010-05-03NeilBrown
chp-transformers180.0Transformers instances for the CHP library (bsd3, concurrency, library)2010-05-03NeilBrown
chr-core870.0Constraint Handling Rules (bsd3, control, library)2018-08-18AtzeDijkstra
chr-data640.0Datatypes required for chr library (bsd3, development, library)2018-08-18AtzeDijkstra
chr-lang540.0AST + surface language around chr (bsd3, development, library, program)2018-01-07AtzeDijkstra
chr-parse480.0Parsing for chr library (bsd3, development, library)2017-12-28AtzeDijkstra
chr-pretty600.0Pretty printing for chr library (bsd3, development, library)2017-12-28AtzeDijkstra
chronograph370.0measure timings of data evaluation (bsd3, library, testing)2014-01-02JohnLato
chronologique822.0Time to manipulate time (bsd3, library, text)2018-05-01AndrewCowie
chronos4200.0A performant time library (bsd3, data, development, library, parsing, time)2020-04-17andrewthad, chessai
chronos-bench480.0Benchmarking tool with focus on comparing results. (benchmarking, bsd3, development, library, performance, program, testing)2019-03-10knupfer
chs-cabal570.0Cabal with c2hs dependencies (bsd3, build, cabal, customsetup, distribution, library, setup)2019-11-04vmchale
chs-deps250.0c2hs dependency analyzer (bsd3, chs, development, library, staticanalysis)2019-10-01vmchale
chu21090.0FFI for Chu2 Agda Web Server Interface (bsd3, library, web)2012-11-20JinjingWang
church-maybe310.0Church encoded Maybe (bsd3, data, library)2018-08-01qfpl
church-pair420.0Church encoded pair (bsd3, data, library)2017-07-07mat8913
cil470.0An interface to CIL. (bsd3, language, library)2010-11-10TomHawkins
cinvoke200.0A binding to cinvoke. (bsd3, foreign, library)2011-03-05RemiTurk
cipher-aes (deprecated in favor of cryptonite)9270.0Fast AES cipher implementation with advanced mode of operations (bsd3, cryptography, deprecated, library)2015-06-21VincentHanquez
cipher-aes1283340.0AES and common modes using AES-NI when available. (bsd3, cryptography, library)2020-01-04ThomasDuBuisson
cipher-blowfish (deprecated in favor of cryptonite)1150.0Blowfish cipher (bsd3, cryptography, deprecated, library)2013-10-08VincentHanquez
cipher-camellia1050.0Camellia block cipher primitives (bsd3, cryptography, library)2013-10-08VincentHanquez
cipher-des2220.0DES and 3DES primitives (bsd3, cryptography, library)2013-10-24VincentHanquez
cipher-rc4 (deprecated in favor of cryptonite)2700.0Fast RC4 cipher implementation (bsd3, cryptography, deprecated, library)2013-10-08VincentHanquez
cipher-rc5430.0Pure RC5 implementation (bsd3, cryptography, library)2016-03-19FinnEspenGundersen
circ660.0A Compiler IR Compiler. (bsd3, compiler, language, library)2012-08-01TomHawkins
circle-packing2202.0Simple heuristic for packing discs of varying radii in a circle (bsd3, library, optimisation)2017-06-20JoachimBreitner
circuit-breaker190.0An implementation of the "circuit breaker" pattern to disable repeated calls to a failing system (bsd3, library, program, system)2019-03-24ChrisCoffey
citation-resolve1740.0convert document IDs such as DOI, ISBN, arXiv ID to bibliographic reference. (bsd3, library, text)2014-10-02TakayukiMuranushi
citeproc-hs1720.0A Citation Style Language implementation in Haskell (bsd3, library, text)2015-03-17AndreaRossato
cjk320.0Data about Chinese, Japanese and Korean characters and languages (bsd3, library, text)2013-02-05MaxBolingbroke
cl3752.0Clifford Algebra of three dimensional space. (algebra, bsd3, library, math)2018-10-19nwaivio
cl3-hmatrix-interface520.0Interface to/from Cl3 and HMatrix. (algebra, bsd3, library, math)2018-06-22nwaivio
cl3-linear-interface450.0Interface to/from Cl3 and Linear. (algebra, bsd3, library, math)2018-06-22nwaivio
clash (deprecated in favor of clash-ghc)1560.0CAES Language for Synchronous Hardware (CLaSH) (bsd3, deprecated, hardware, language, library)2011-12-02ChristiaanBaaij
clash-multisignal320.0 (bsd3, hardware, library)2017-07-05ralu
classify-frog850.0Classify sounds produced by Xenopus laevis (bioinformatics, bsd3, program)2019-08-13HenningThielemann
classy-influxdb-simple630.0Super simple InfluxDB package in Classy-MTL style (bsd3, database, library)2017-02-23schalmers
classy-miso220.0Typeclass based support for Miso, the Tasty Web Framework for Haskell. (bsd3, library, program, web)2018-03-26RobertFischer
classyplate2200.0Fuseable type-class based generics (bsd3, data, library)2018-11-14lazac
clay6572.25CSS preprocessor as embedded Haskell. (bsd3, graphics, library, web)2019-11-26SebastiaanVisser, turion
clckwrks12890.0A secure, reliable content management system (CMS) and blogging platform (bsd3, clckwrks, library)2020-05-19JeremyShaw
clckwrks-cli4430.0a command-line interface for adminstrating some aspects of clckwrks (bsd3, clckwrks, library, program)2020-05-19JeremyShaw
clckwrks-dot-com1040.0clckwrks.com (bsd3, clckwrks, program)2015-05-15JeremyShaw
clckwrks-plugin-bugs1780.0bug tracking plugin for clckwrks (bsd3, clckwrks, library)2014-08-20JeremyShaw
clckwrks-plugin-ircbot4530.0ircbot plugin for clckwrks (bsd3, clckwrks, library)2019-05-26JeremyShaw
clckwrks-plugin-mailinglist280.0mailing list plugin for clckwrks (bsd3, clckwrks, library)2017-07-21JeremyShaw
clckwrks-plugin-media5030.0media plugin for clckwrks (bsd3, clckwrks, library)2020-05-20JeremyShaw
clckwrks-plugin-page14090.0support for CMS/Blogging in clckwrks (bsd3, clckwrks, library)2020-05-20JeremyShaw
clckwrks-theme-bootstrap3280.0simple bootstrap based template for clckwrks (bsd3, clckwrks, library)2020-05-20JeremyShaw
clckwrks-theme-clckwrks990.0simple bootstrap based template for clckwrks (bsd3, clckwrks, library)2016-10-07JeremyShaw
clckwrks-theme-geo-bootstrap210.0geo bootstrap based template for clckwrks (bsd3, clckwrks, library)2013-04-02JeremyShaw
clean-home560.0Keep your home dir clean by finding old conf files (bsd3, program, utils)2017-03-19IvanPerez, keera_studios_ci
clean-unions (deprecated in favor of extensible)550.0Open unions without need for Typeable (bsd3, data, deprecated, library)2014-10-13FumiakiKinoshita
clevercss1020.0A CSS preprocessor (bsd3, library, program, text)2011-01-06GeorgBrandl
clexer80.0Lexes C++ code into simple tokens (bsd3, library, unclassified)2018-02-22ThomasEding
cli2240.0CLI (bsd3, cli, library, program)2019-01-04VincentHanquez, nicolasdp
cli-setup1800.0Helper setup scripts for packaging command-line tools. (bsd3, command-line-tools, development, library)2019-12-15vmchale
clifford1440.0A Clifford algebra library (bsd3, library, math, numerical, program)2014-03-29spacekitteh
clifm950.0Command Line Interface File Manager (bsd3, program, system)2018-06-21pasqu4le
climb340.0Building blocks for a GHCi-like REPL with colon-commands (bsd3, library, program, user-interfaces)2020-01-09ejconlon
clipper220.0Haskell API to clipper (2d polygon union/intersection/xor/clipping API) (algebra, bsd3, library)2011-08-08ChetanTaralekar
clit2390.0Post tweets from stdin (bsd3, library, program, web)2017-03-21
cloben600.0Clone and benchmark Haskell cabal projects (benchmarking, bsd3, program)2018-11-02sgraf812
clock17292.5High-resolution clock functions: monotonic, realtime, cputime. (bsd3, library, system)2019-04-30CetinSert
clock-extras450.0A couple functions that probably should be in the 'clock' package (bsd3, library, web)2016-10-05JonathanFischoff
clogparse170.0Parse IRC logs such as the #haskell logs on tunes.org (bsd3, irc, language, library, text)2010-10-02KeeganMcAllister
cloud-haskell370.0The Cloud Haskell Application Platform (bsd3, control, library)2016-07-30FacundoDominguez, TimWatson
cloudfront-signer80.0CloudFront URL signer (bsd3, library, network)2013-08-24ChrisDornan
clr-bindings360.0Glue between clr-host and clr-typed (.net, bsd3, clr, ffi, language, library)2017-08-05PepeIborra, TimMatthews
clr-host550.0Hosting the Common Language Runtime (.net, bsd3, clr, ffi, language, library)2018-10-01PepeIborra, TimMatthews, moodmosaic
clr-inline390.0Quasiquoters for inline C# and F# (.net, bsd3, clr, ffi, language, library)2017-10-08PepeIborra, TimMatthews, moodmosaic
clr-marshal540.0Marshaling for the clr (.net, bsd3, clr, ffi, language, library)2017-08-05PepeIborra, TimMatthews, moodmosaic
clr-typed240.0A strongly typed Haskell interface to the CLR type system (.net, bsd3, clr, ffi, language, library)2017-08-05PepeIborra, TimMatthews
clr-win-linker180.0A GHC linker wrapper tool to workaround a GHC >8.2 bug (.net, bsd3, clr, ffi, language, program)2017-04-25PepeIborra, TimMatthews
cltw180.0Command line Twitter utility (bsd3, console, program, utils)2010-04-19DinoMorelli
clua440.0C to Lua data wrapper generator (bsd3, language, program)2012-04-04TomSchouten
cluss250.0simple alternative to type classes (bsd3, constraints, library, type-system)2014-10-14Kinokkory
cmake-syntax210.0Parser for the CMake syntax (CMakeLists.txt and .cmake files) (bsd3, language, library)2019-08-030xd34df00d
cmark9182.25Fast, accurate CommonMark (Markdown) parser and renderer (bsd3, library, text)2019-04-08JohnMacFarlane
cmark-gfm8880.0Fast, accurate GitHub Flavored Markdown parser and renderer (bsd3, library, text)2019-11-15kivikakk
cmark-highlight280.0Code highlighting for cmark (bsd3, library, text)2016-07-22Artyom
cmark-lucid380.0Use cmark with Lucid (bsd3, library, web)2016-07-22Artyom
cmark-patterns160.0Pattern synonyms for cmark (bsd3, library, parsing, text)2017-08-08Artyom
cmark-sections1750.0Represent cmark-parsed Markdown as a tree of sections (bsd3, library, text)2018-08-19Artyom
cmath110.0A binding to the standard C math library (bsd3, library, math)2008-03-15DonaldStewart
cmathml3160.0Data model, parser, serialiser and transformations for Content MathML 3 (bsd3, library, program, xml)2012-04-01AndrewMiller
cmdargs19502.0Command line argument processing (bsd3, console, library)2018-01-22NeilMitchell
cmdargs-browser420.0Helper to enter cmdargs command lines using a web browser (bsd3, console, program)2013-09-17NeilMitchell
cmdlib1660.0a library for command line parsing & online help (bsd3, library, system)2015-05-28PetrRockai
cml430.0Events and Channels as in Concurrent ML (bsd3, concurrency, library)2009-10-05BenFranksen
cmonad300.0A library for C-like programming (bsd3, language, library)2009-03-29LennartAugustsson
cmph200.0low level interface to CMPH (bsd3, data, data-structures, library)2016-04-30MarkWotton
cmptype750.0Compare types of any kinds (bsd3, library, type)2019-08-11isovector
cmt1520.0Write consistent git commit messages (bsd3, command-line-tools, library, program)2020-01-26smallhadroncollider
cnc-spec-compiler230.0Compiler/Translator for CnC Specification Files. (bsd3, compilers-interpreters, parallelism, program)2011-08-12RyanNewton
coalpit530.0Command-line options and DSV parsing and printing (bsd3, console, library)2019-04-14defanor
cobot550.0Computational biology toolkit to collaborate with researchers in constructive protein engineering (bio, bsd3, library)2020-04-30zmactep, ozzzzz
cobot-io7092.0Biological data file formats and IO (bio, bsd3, library)2020-05-26zmactep, ozzzzz
cobot-tools720.0Biological data file formats and IO (bio, bsd3, library)2019-12-31ozzzzz
code-builder310.0Simple system for generating code. (bsd3, data, library)2014-05-26AdamBergmark, ErikHesselink
code-page5052.0Windows code page library for Haskell (bsd3, library, system)2018-11-13ryanglscott
codec462.0Simple bidirectional serialization (bsd3, data, library)2017-04-21PatrickChilton
codec-beam820.0Erlang VM byte code assembler (bsd3, codec, language, library)2018-07-06hkgumbs
codec-libevent (deprecated)410.0Cross-platform structure serialisation (bsd3, data, deprecated, library, parsing, program)2008-01-27AdamLangley
codec-mbox380.0A library to read and write mailboxes in mbox format (bsd3, codec, library)2013-06-01NicolasPouillard
codecov-haskell651.25Codecov.io support for Haskell. (bsd3, control, library, program)2017-06-17killy971
codemonitor290.0Tool that automatically runs arbitrary commands when files change on disk. (bsd3, program, tool)2012-06-08RickardLindberg
codepad172.0Submit and retrieve paste output from CodePad.org. (bsd3, library, web)2010-10-01ChrisDone, TheKing
codo-notation450.0A notation for comonads, analogous to the do-notation for monads. (bsd3, language, library)2012-11-22DominicOrchard
coerce-role210.0Having trouble deriving instances because of type roles? Solve it here! (bsd3, library, roles)2019-03-29parsonsmatt
coercible-subtypes200.0Coercible but only in one direction (bsd3, data, library)2020-04-08viercc
coercible-utils560.0Utility functions for Coercible types (bsd3, control, library)2019-09-10sjakobi, chessai, koz_ross
coercion-extras100.0Extra utilities for manipulating nominal and representational coercions (bsd3, data, library)2019-08-05mniip
coformat160.0Generate clang-format config based on some existing code base (bsd3, language, library, program)2019-12-300xd34df00d
cofunctor (deprecated in favor of contravariant)230.0DEPRECATED: use the "contravariant" package (bsd3, data, deprecated, library)2011-09-20BrandonSimmons
coincident-root-loci142.0Equivariant CSM classes of coincident root loci (bsd3, library, math)2017-04-12BalazsKomuves
colada1530.0Colada implements incremental word class class induction using online LDA (bsd3, library, natural-language-processing, program)2015-03-02GrzegorzChrupala
colchis550.0Rudimentary JSON-RPC 2.0 client over raw TCP. (bsd3, library, network)2014-11-20DanielDiazCarrete
cold-widow201.5File transfer via QR Codes. (bsd3, library, program, utility)2016-10-31mihaigiurgeanu
collada-output790.0Generate animated 3d objects in COLLADA (bsd3, graphics, library, program)2011-07-25AndyGill, TillmannVogt
collada-types620.0Data exchange between graphics applications (bsd3, graphics, library)2019-10-11AndyGill, TillmannVogt
collapse-util210.0utility for collapsing adjacent writes (bsd3, concurrency, program)2014-06-27MarkWotton
collections750.0Useful standard collections types and related functions. (bsd3, data-structures, library)2011-07-30JeanPhilippeBernardy, JohannesWaldmann
collections-api350.0API for collection data structures. (bsd3, data-structures, library)2010-08-25JeanPhilippeBernardy
collections-base-instances310.0Useful standard collections types and related functions. (bsd3, data-structures, library)2010-08-25JeanPhilippeBernardy
colonnade1962.25Generic types and functions for columnar encoding and decoding (bsd3, library, web)2019-05-19andrewthad
colorize-haskell390.0Highligt Haskell source (bsd3, development, library, program)2010-07-24IavorDiatchki
colorless2440.0Colorless | The Programmatic IDL (bsd3, library, web)2017-10-17jxv
colorless-http-client530.0Http Client addon for Colorless (bsd3, library, web)2017-10-10jxv
colorless-scotty410.0Scotty server add-on for Colorless (bsd3, library, web)2017-10-11jxv
colors740.0A type for colors (bsd3, data, library)2015-02-23FumiakiKinoshita
colour-accelerate370.0Working with colours in Accelerate (bsd3, data, graphics, library)2018-04-04TrevorMcDonell
coltrane60.0A jazzy, minimal web framework for Haskell, inspired by Sinatra. (bsd3, library, web)2013-12-25wellecks
columbia680.0Enhanced serialization using seeking. (bsd3, library, serialization)2017-11-29JamesCandy
columnar190.0A CSV toolkit based on cassava and enum-text (bsd3, csv, library, text, web)2019-07-28ChrisDornan
com840.0Haskell COM support library (bsd3, ffi)2012-09-14KidoTakahiro, SigbjornFinne
comark190.0Commonmark processing in pure haskell. (bsd3, library, program, text)2017-09-21zudov
comark-html310.0Commonmark (markdown) to HTML renderer. (bsd3, library, text)2017-09-21zudov
comark-parser240.0Parser for Commonmark (markdown) (bsd3, library, text)2017-09-21zudov
comark-syntax320.0Definitions of AST that represents a Commonmark (markdown) document. (bsd3, library, text)2017-09-21zudov
combinat5052.0Generate and manipulate various combinatorial objects. (bsd3, library, math)2018-10-29BalazsKomuves
combinat-compat80.0Generate and manipulate various combinatorial objects. (bsd3, library, math)2018-04-03vmchale
combinat-diagrams230.0Graphical representations for various combinatorial objects (bsd3, library, math)2015-10-30BalazsKomuves
combinator-interactive420.0SKI Combinator interpreter (bsd3, language, library, program)2013-09-07FumiakiKinoshita
combinatorial1070.0Count, enumerate, rank and unrank combinatorial objects (bsd3, library, math, statistics)2018-08-31HenningThielemann
combinatorics (deprecated in favor of exact-combinatorics)210.0Efficient computation of common combinatoric functions. (bsd3, deprecated, library, math, statistics)2012-01-29WrenThornton
combobuffer150.0Various buffer implementations (bsd3, data, library)2014-05-19JohnLato
comfort-array3572.0Arrays where the index type is a function of the shape type (bsd3, data-structures, library)2019-05-23HenningThielemann
comfort-graph2040.0Graph structure with type parameters for nodes and edges (bsd3, data, library)2018-08-31HenningThielemann
comic220.0A format for describing comics. (bsd3, data, library)2019-04-30davean
command (deprecated in favor of shake)350.0Conveniently run shell commands (bsd3, deprecated, library, system)2014-09-02NiklasHambuechen
commander180.0pattern matching against string based commands (bsd3, library, program, text)2016-03-11jsdw
commodities370.0Library for working with commoditized amounts and price histories (bsd3, finance, library)2017-01-23JohnWiegley
commsec1360.0Provide communications security using symmetric ephemeral keys (bsd3, cryptography, library)2014-01-08ThomasDuBuisson
commsec-keyexchange970.0Key agreement for commsec. (bsd3, library, network)2014-01-09ThomasDuBuisson
commutative1450.0Commutative binary operations. (bsd3, data, library)2018-11-20athanclark
comonad37352.5Comonads (bsd3, comonads, control, library)2019-11-26EdwardKmett, EricMertens, ryanglscott
comonad-extras6490.0Exotic comonad transformers (bsd3, comonads, control, library)2020-02-21EdwardKmett
comonad-transformers (deprecated in favor of comonad)7720.0This package has been merged into comonad 4.0 (bsd3, comonads, control, deprecated, library)2013-10-13EdwardKmett
comonads-fd (deprecated in favor of comonad)4680.0This package has been merged into comonad 4.0 (bsd3, comonads, control, deprecated, library)2013-10-13EdwardKmett
compact882.0Non-GC'd, contiguous storage for immutable data structures (bsd3, data, library)2020-04-13BenGamari, EdwardYang
compact-list320.0An append only list in a compact region (bsd3, data, library)2018-09-06harendra
compact-map310.0Compact Data.Map implementation using Data.Binary (bsd3, data, library)2008-11-09DavidHimmelstrup
compact-mutable180.0Mutable arrays living on the compact heap (bsd3, library, web)2017-06-26andrewthad
compact-mutable-vector270.0Mutable vector with different GC characteristics (bsd3, data, library)2019-02-26rightfold
compact-socket160.0Socket functions for compact normal form. (bsd3, library, network)2015-08-28EdwardYang
compact-string (deprecated in favor of text)60.0Fast, packed and strict strings with Unicode support, based on bytestrings. (bsd3, data, deprecated, library)2008-11-27TwanVanLaarhoven
compact-string-fix310.0Same as compact-string except with a small fix so it builds on ghc-6.12 (bsd3, data, library)2011-08-19TonyHannan
compact-word-vectors620.0Small vectors of small integers stored very compactly. (bsd3, data, library)2019-11-24BalazsKomuves
compactable1242.25A typeclass for structures which can be catMaybed, filtered, and partitioned. (bsd3, control, library)2019-02-04fresheyeball
compactmap800.0A read-only memory-efficient key-value store. (bsd3, data, library)2017-07-28SimonMarechal
compare-type300.0compare types of any kinds in haskell (bsd3, dependent-types, library)2015-01-10Kinokkory
compdata6920.0Compositional Data Types (bsd3, generics, library)2018-09-24PatrickBahr
compdata-automata660.0Tree automata on Compositional Data Types (bsd3, generics, library)2018-09-25PatrickBahr
compdata-dags560.0Compositional Data Types on DAGs (bsd3, generics, library)2018-09-25PatrickBahr
compdata-fixplate630.0Compdata basics implemented on top of Fixplate (bsd3, generics, library)2018-11-01EmilAxelsson
compdata-param1420.0Parametric Compositional Data Types (bsd3, generics, library)2018-09-25PatrickBahr
compensated3762.0Compensated floating-point arithmetic (bsd3, library, numeric)2020-01-29EdwardKmett, EricMertens, ryanglscott
complex-generic600.0complex numbers with non-mandatory RealFloat (bsd3, library, math)2017-04-03ClaudeHeilandAllen
complexity260.0Empirical algorithmic complexity (bsd3, library, testing)2009-05-28RoelVanDijk
composable-associations520.0Types and helpers for composing types into a single larger key-value type. (bsd3, library, web)2017-07-24smprts
composable-associations-aeson410.0Aeson ToJSON/FromJSON implementation for the types of composable-associations (bsd3, library, web)2017-07-24smprts
compose-trans320.0Composable monad transformers (bsd3, library, monads)2011-11-05MiguelMitrofanov
composite-aeson4090.0JSON for Vinyl records (bsd3, library, records)2020-03-02dridus, asariley, dfithian
composite-aeson-refined3000.0composite-aeson support for Refined from the refined package (bsd3, library, records)2020-03-02dridus, asariley, dfithian
composite-base3990.0Shared utilities for composite-* packages. (bsd3, library, records)2020-03-02dridus, asariley, dfithian
composite-ekg3960.0EKG Metrics for Vinyl records (bsd3, library, records)2020-03-02dridus, asariley, dfithian
composite-opaleye4370.0Opaleye SQL for Vinyl records (bsd3, library, records)2020-03-02dridus, asariley, dfithian
composite-swagger1520.0Swagger for Vinyl records (bsd3, library, records)2020-03-02dridus, asariley, dfithian
composition3050.0Combinators for unorthodox function composition (bsd3, data, library)2015-12-31DanBurton
composition-extra1780.0Combinators for unorthodox structure composition (bsd3, data, library)2015-09-17athanclark
composition-prelude13082.0Higher-order function combinators (bsd3, control, data, library)2020-05-28vmchale
composition-tree820.0Composition trees for arbitrary monoids. (bsd3, data, library)2018-05-07LiamOConnorDavis
compositional-data (deprecated)301.25Compositional Data Types (bsd3, data, deprecated, library)2018-12-27
comprehensions-ghc530.0Plugin to generalize comprehensions (bsd3, library, unclassified)2019-04-09
compressed1472.0Compressed containers and reducers (bsd3, compression, data, library, mapreduce)2018-01-08EdwardKmett
compstrat430.0Strategy combinators for compositional data types (bsd3, generics, language, library)2015-03-24JamesKoppel
comptrans420.0Automatically converting ASTs into compositional data types (bsd3, data, generics, library)2015-04-01JamesKoppel
computational-algebra3562.25Well-kinded computational algebra library, currently supporting Groebner basis. (bsd3, library, math)2017-12-07HiromiIshii
computational-geometry610.0Collection of algorithms in Computational Geometry. (bsd3, graphics, library, math)2017-10-13MaksymilianOwsianny
computations90.0Advanced notions of computation (bsd3, control, library)2015-05-03WolfgangJeltsch
concatenative540.0A library for postfix control flow. (bsd3, control, library)2010-07-02SamAnklesaria
conceit1180.0Concurrent actions that may fail with a value. (bsd3, concurrency, library)2016-01-23DanielDiazCarrete
concise2450.0Utilities for Control.Lens.Cons (bsd3, data, lenses, library)2018-02-04frasertweedale
concorde110.0Simple interface to the Concorde solver for the Traveling Salesperson Problem (algorithms, bsd3, library)2011-10-21KeeganMcAllister
concraft3310.0Morphological disambiguation based on constrained CRFs (bsd3, library, natural-language-processing)2018-10-30JakubWaszczuk
concraft-hr340.0Part-of-speech tagger for Croatian (bsd3, library, natural-language-processing, program)2014-12-19vjeranc
concraft-pl1810.0Morphological tagger for Polish (bsd3, library, natural-language-processing, program)2018-10-30JakubWaszczuk
concrete-typerep410.0Binary and Hashable instances for TypeRep (bsd3, data, library)2013-01-08ReinerPope
concur-core230.0A client side web UI framework for Haskell. Core framework. (bsd3, library, web)2018-08-02AnupamJain
concurrent-barrier370.0Simple thread barriers (bsd3, concurrency, library)2011-03-14JeremyFitzhardinge
concurrent-batch250.0Concurrent batching queue based on STM with timeout. (bsd3, data, library)2018-07-28HarpoRoeder
concurrent-dns-cache1460.0Concurrent DNS cache (bsd3, library, network, program)2019-08-15KazuYamamoto
concurrent-extra4220.0Extra concurrency primitives (bsd3, concurrency, library)2018-03-14BasVanDijk, RoelVanDijk
concurrent-hashtable1032.0Thread-safe hash tables for multi-cores! (bsd3, concurrency, library)2019-10-28PeterRobinson
concurrent-machines1750.0Concurrent networked stream transducers (bsd3, concurrency, control, library)2018-03-14AnthonyCowley
concurrent-resource-map380.0Concurrent resource map (bsd3, data, library)2020-03-18MateuszKowalczyk
concurrent-sa240.0Concurrent simulated annealing system. (algorithms, bsd3, concurrency, library)2010-04-07LouisWasserman
concurrent-split920.0MVars and Channels with distinguished input and output side (bsd3, concurrent, library)2018-10-22HenningThielemann
concurrent-st70.0Concurrent Haskell in ST (bsd3, library, software)2017-10-09andrewthad
concurrent-supply1472.0A fast concurrent unique identifier supply with a pure API (bsd3, concurrency, library, parallelism)2016-01-17EdwardKmett
concurrent-utilities670.0More utilities and broad-used datastructures for concurrency. (bsd3, concurrency, library)2018-05-03sebaslafleur, LeonSchoorl
concurrentoutput (deprecated in favor of concurrent-output)430.0Ungarble output from several threads (bsd3, deprecated, library, user-interfaces)2011-06-08JoachimBreitner
cond1760.0Basic conditional and boolean operators with monadic variants. (bsd3, control, library, logic, monad)2014-11-23AdamCurtis
condor (deprecated)130.0Information retrieval library (bsd3, deprecated, library, program, search, text)2014-01-20klangner
condorcet190.0Library for Condorcet voting (bsd3, data, library)2008-02-26GwernBranwen
conduino510.0Lightweight composable continuation-based stream processors (bsd3, control, library)2020-01-08jle
conduit-audio1540.0Combinators to efficiently slice and dice audio streams (bsd3, library, sound)2017-09-02mtolly
conduit-audio-lame950.0conduit-audio interface to the LAME MP3 library (bsd3, library, sound)2017-09-02mtolly
conduit-audio-samplerate810.0conduit-audio interface to the libsamplerate resampling library (bsd3, library, sound)2017-09-02mtolly
conduit-audio-sndfile950.0conduit-audio interface to the libsndfile audio file library (bsd3, library, sound)2020-01-16mtolly
conduit-connection670.0Conduit source and sink for Network.Connection. (bsd3, conduit, library, network)2019-06-10slomo
conduit-iconv620.0Conduit for character encoding conversion. (bsd3, conduit, library, text)2018-02-07slomo
conduit-merge1070.0Merge multiple sorted conduits (bsd3, conduit, library)2019-05-27cblp
conduit-network-stream290.0A base layer for network protocols using Conduits (bsd3, library, network)2013-02-26NilsSchweinsberg
conduit-resumablesink680.0Allows conduit to resume sinks to feed multiple sources into it. (bsd3, conduit, data, library)2017-11-01AndrewMiller
conduit-throttle960.0Throttle Conduit Producers (bsd3, data, library)2017-12-21mtesseract
conduit-tokenize-attoparsec (deprecated)80.0Conduits for tokenizing streams. (bsd3, conduit, data, deprecated, library, program)2016-01-31newhoggy, haskellworks
conduit-vfs410.0Virtual file system for Conduit; disk, pure, and in-memory impls. (bsd3, conduit, filesystem, io, library)2019-06-12RobertFischer
conduit-vfs-zip270.0Zip archive interface for the Conduit Virtual File System. (bsd3, compression, conduit, filesystem, io, library, zip)2019-06-12RobertFischer
conf192.0Parser for Haskell-based configuration files. (bsd3, configuration, library, parsing)2015-07-17carymrobbins
conferer3280.0Configuration management library (bsd3, configuration, library)2020-05-20ludat
conferer-hedis640.0conferer's FromConfig instances for hedis settings (bsd3, configuration, library)2020-05-18ludat
conferer-hspec1220.0conferer's FromConfig instances for hspec Config (bsd3, configuration, library)2020-05-18ludat
conferer-provider-dhall (deprecated in favor of conferer-source-dhall)240.0Configuration for reading dhall files (bsd3, configuration, deprecated, library)2020-03-11ludat
conferer-provider-json (deprecated in favor of conferer-source-json)950.0conferer's provider for reading json files (bsd3, configuration, deprecated, library)2020-03-11ludat
conferer-provider-yaml (deprecated in favor of conferer-source-yaml)220.0Configuration for reading yaml files (bsd3, configuration, deprecated, library)2020-03-11ludat
conferer-snap1670.0conferer's FromConfig instances for snap Config (bsd3, configuration, library)2020-05-18ludat
conferer-source-dhall280.0Configuration for reading dhall files (bsd3, configuration, library)2020-05-18ludat
conferer-source-json290.0conferer's source for reading json files (bsd3, configuration, library)2020-05-18ludat
conferer-source-yaml280.0Configuration for reading yaml files (bsd3, configuration, library)2020-05-18ludat
conferer-warp1290.0conferer's FromConfig instances for warp settings (bsd3, configuration, library)2020-05-18ludat
confide390.0derive typeclass instances for decoding types from HOCON conf (bsd3, data, library)2018-03-08amilkov
config-ini6320.0A library for simple INI-based configuration files. (bsd3, configuration, library)2018-11-14gdritter
configuration120.0Simple data type for application configuration. (bsd3, data, library)2012-12-07HiromiIshii
configurator3952.0Configuration management (bsd3, configuration, data, library)2014-07-02BryanOSullivan
configurator-export550.0Pretty printer and exporter for configurations from the "configurator" library. (bsd3, configuration, data, library)2016-05-08jle
configurator-ng450.0The next generation of configuration management (bsd3, configuration, data, library)2016-10-31LeonSmith
configurator-pg2170.0Reduced parser for configurator-ng config files (bsd3, configuration, data, library)2020-04-19vollmert
confsolve1500.0A command line tool for resolving conflicts of file synchronizers. (bsd3, program, utils)2017-07-31DanielTrstenjak
conjugateGradient990.0Sparse matrix linear-equation solver (bsd3, library, math)2013-04-20LeventErkok
conjure102.0A BitTorrent client (bsd3, library, network, program)2008-03-09GwernBranwen
connection14130.0Simple and easy network connections API (bsd3, library, network)2019-09-02VincentHanquez
connection-pool960.0Connection pool built on top of resource-pool and streaming-commons. (bsd3, data, library, network)2018-03-03PeterTrsko
connection-string190.0A library for parsing connection strings. (bsd3, library, text)2018-05-23GeorgePollard
connections770.0Partial orders, Galois connections, and lattices. (bsd3, library, math, numerical)2020-02-18cmk
console-program1942.0Interpret the command line and a config file as commands and options (bsd3, console, library, system)2019-03-23AriePeterson
const-math-ghc-plugin440.0Compiler plugin for constant math elimination (bsd3, compiler-plugin, library)2012-10-19ConradParker
constaparser460.0Parse ByteStrings of a prescribed length. (bsd3, data, library)2018-06-22chessai
constr-eq140.0Equality by only Constructor (bsd3, generics, library)2019-09-05kelemzol
constrained-category190.0Constrained Categories (bsd3, library, unclassified)2018-12-30
constrained-normal250.0Normalised Deep Embeddings for Constrained Type-Class Instances (bsd3, control, library)2014-06-09NeilSculthorpe
constraint1900.0Reified constraints (bsd3, constraint, library)2019-11-18MatthewFarkasDyck
constraint-classes1290.0Various typeclasses using ConstraintKinds (bsd3, library, unclassified)2016-12-27guaraqe
constraint-reflection150.0Constraint reflection (bsd3, library, unclassified)2018-05-08MatthewFarkasDyck
constraint-tuples750.0Partially applicable constraint tuples (bsd3, data, library)2019-11-24ryanglscott
constraints-deriving960.0Manipulating constraints and deriving class instances programmatically. (bsd3, constraints, library)2019-09-23achirkin
constraints-extras3182.0Utility package for constraints (bsd3, constraints, library)2019-10-01CaleGibbard, abrar
construct400.0Haskell version of the Construct library for easy specification of file formats (bsd3, data, library, parsing, serialization)2020-03-08MarioBlazevic
constructible590.0Exact computation with constructible real numbers (bsd3, library, math)2020-02-09AndersKaseorg
constructive-algebra1010.0A library of constructive algebra. (algebra, bsd3, library, math)2011-03-31AndersMortberg
consul-haskell1730.0A consul client for Haskell (bsd3, library, network)2020-01-18NiklasHambuechen, sseveran
consumers2580.0Concurrent PostgreSQL data consumers (bsd3, concurrency, database, library)2020-05-05MikhailGlushenkov, arybczak, jonathanjouty_scrive, trin_cz
container-builder70.0Functions for building containers from a known number of elements (bsd3, library, web)2016-05-19andrewthad
container-classes (deprecated)220.0Generic classes for interacting with different container types (bsd3, data-structures, deprecated, library)2010-07-18IvanMiljenovic
containers15902.75Assorted concrete container types (bsd3, data-structures, library)2019-06-24WrenThornton, dfeuer, WrenRomano, MattRenaud
containers-benchmark310.0Extensive benchmark suite for containers package. (benchmarking, bsd3, program)2011-11-28MilanStraka
containers-deepseq (deprecated in favor of containers)130.0Provide orphan NFData instances for containers as needed. (deprecated) (bsd3, data, deprecated, library)2012-01-19MichaelSnoyman
containers-unicode-symbols2460.0Unicode alternatives for common functions and operators (bsd3, library, unclassified)2013-04-09RoelVanDijk
context-free-art870.0Generate art from context-free grammars (bsd3, graphics, library, program)2019-10-29414owen
context-free-grammar290.0Basic algorithms on context-free grammars (bsd3, language, library)2015-04-02nedervold
contiguous1750.0Unified interface for primitive arrays (array, bsd3, data, library, primitive)2019-07-23andrewthad, chessai
contiguous-checked380.0contiguous with bounds checks (bsd3, data, library)2019-01-02andrewthad
contiguous-fft660.0dft of contiguous memory structures (bsd3, data, library)2019-02-16chessai
continue390.0Monads with suspension and arbitrary-spot reentry (bsd3, control, library)2013-04-21ErtugrulSoeylemez, esz
continued-fraction2232.0Types and functions for working with continued fractions in Haskell (bsd3, library, math)2018-08-18vmchale
contracheck-applicative390.0Validation types/typeclass based on the contravariance. (bsd3, library, validation)2020-04-21Birkmann
contravariant25442.5Contravariant functors (bsd3, control, data, library)2019-06-03EdwardKmett, EricMertens, ryanglscott
control (deprecated)330.0Class of monad transformers which control operations can be lifted thru (bsd3, control, deprecated, library)2018-08-19
control-bool960.0Useful combinators for boolean expressions (bsd3, control, library)2013-12-08FumiakiKinoshita
control-dotdotdot230.0Haskell operator `g ... f = \x1 .. xn -> g (f x1 .. xn)`. (bsd3, control, library)2018-01-21erisco
control-dsl691.75An alternative to monads in do-notation (bsd3, control, dsl, effect, general, io, language, library, mutable-state, polymorphism)2018-10-18yangbo
control-event1620.0Event scheduling system. (bsd3, control, library)2019-05-17ThomasDuBuisson
control-iso410.0A typeclass for type isomorphisms (bsd3, control, library)2019-02-04fresheyeball
control-monad-attempt (deprecated)760.0Monad transformer for attempt. (deprecated) (bsd3, data, deprecated, failure, library)2012-01-19MichaelSnoyman, NicolasPouillard
control-monad-loop600.0Simple monad transformer for imperative-style loops (bsd3, control, library)2012-07-08JoeyAdams
control-monad-queue800.0Reusable corecursive queues, via continuations. (bsd3, control, library)2015-12-19LeonSmith
control-timeout (deprecated)340.0Timeout handling (bsd3, control, deprecated, library)2008-02-01AdamLangley
contstuff (deprecated)1980.0Fast, easy to use CPS-based monad transformers (bsd3, control, deprecated, library, monads)2011-05-19ErtugrulSoeylemez, esz
contstuff-monads-tf (deprecated)410.0ContStuff instances for monads-tf transformers (deprecated) (bsd3, control, deprecated, library, monads)2010-11-24ErtugrulSoeylemez, esz
contstuff-transformers (deprecated)120.0Deprecated interface between contstuff 0.7.0 and the transformers package (bsd3, control, deprecated, library, monads)2010-12-27ErtugrulSoeylemez, esz
convertible5922.0Typeclasses and instances for converting between types (bsd3, data, library)2015-04-20ErikHesselink, JohnGoerzen, NicolasWu, rsoeldner
convertible-text (deprecated)2360.0Typeclasses and instances for converting between types (deprecated) (bsd3, data, deprecated, failure)2012-01-19MichaelSnoyman
cookbook2380.0Tiered general-purpose libraries with domain-specific applications. (bsd3, development, library)2016-03-15NatePisarski
cookies190.0web cookies (bsd3, library, web)2018-06-13chessai
coordinate5130.0A representation of latitude and longitude (bsd3, development, library)2018-04-06TonyMorris
copilot6292.0A stream DSL for writing embedded C programs. (bsd3, embedded, language, library, program)2019-11-23IvanPerez, LeePike, agoodloe, frankdedden
copilot-c992120.0A compiler for Copilot targeting C99. (bsd3, embedded, language, library)2020-03-30IvanPerez, LeePike, agoodloe, frankdedden
copilot-cbmc2070.0Copilot interface to a C model-checker. (bsd3, embedded, language, library)2017-07-12IvanPerez, LeePike, agoodloe, frankdedden
copilot-core2770.0An intermediate representation for Copilot. (bsd3, embedded, language, library)2019-11-23IvanPerez, LeePike, agoodloe, frankdedden
copilot-language3740.0A Haskell-embedded DSL for monitoring hard real-time distributed systems. (bsd3, embedded, language, library)2019-11-23IvanPerez, LeePike, agoodloe, frankdedden
copilot-libraries2510.0Libraries for the Copilot language. (bsd3, embedded, language, library)2019-11-23IvanPerez, LeePike, agoodloe, frankdedden
copilot-sbv2280.0A compiler for CoPilot targeting SBV. (bsd3, embedded, language, library)2017-07-12IvanPerez, LeePike, agoodloe, frankdedden
copilot-theorem910.0k-induction for Copilot. (bsd3, embedded, language, library)2019-11-23IvanPerez, LeePike, agoodloe, frankdedden
copr270.0Haskell interface to the Fedora Copr system (bsd3, fedora, library, web)2014-04-10RickyElrod
core450.0External core parser and pretty printer. (bsd3, language, library)2009-04-08DavidHimmelstrup
core-data1730.0Convenience wrappers around common data structures and encodings (bsd3, library, system)2020-01-23AndrewCowie
core-haskell450.0A subset of Haskell using in UCC for teaching purpose (bsd3, compilers-interpreters, language, program)2014-03-13happlebao
core-program1850.0Opinionated Haskell Interoperability (bsd3, library, system)2020-02-05AndrewCowie
core-text1750.0A rope type based on a finger tree over UTF-8 fragments (bsd3, library, system)2020-01-23AndrewCowie
corebot-bliki410.0A bliki written using yesod. Uses pandoc to process files stored in git. (bsd3, library, program, yesod)2012-02-05CoreyOConnor
corecursive-main310.0Write your main like it can call itself back. (bsd3, control, library, program)2018-08-19LucasDiCioccio
corenlp-parser530.0Launches CoreNLP and parses the JSON output (bsd3, library, natural-language-processing)2018-03-27k_bx
coroutine-object450.0Object-oriented programming realization using coroutine (bsd3, control, library)2016-02-05IanWooKim
couchdb-conduit3500.0Couch DB client library using http-conduit and aeson (bsd3, conduit, database, library)2012-11-02AlexanderDorofeev
couchdb-enumerator970.0Couch DB client library using http-enumerator and aeson (bsd3, database, library, web)2012-03-13JohnLenz
count220.0Bijective mappings between values and possibly infinite prefixes of [0..] (bsd3, data, library)2014-06-10Maxdamantus
countable920.0Countable, Searchable, Finite, Empty classes (bsd3, data, library)2016-06-22AshleyYakeley
country1190.0Country data type and functions (bsd3, library, web)2019-11-03andrewthad, chessai
country-codes580.0ISO 3166 country codes and i18n names. (bsd3, data, library)2019-02-12FelipeLessa, JeanPhilippeMoresmau
court350.0Simple and flexible CI system (bsd3, development, program)2015-11-27thoferon
coya210.0Coya monoids (bsd3, data, library, math)2019-04-11chessai
cparsing170.0A simple C++ parser with preprocessor features. C++ refactorings included. (bsd3, language, library)2017-11-16lazac
cpkg7290.0Build tool for C (bsd3, c, dhall, library, package-management, packaging, program)2020-05-10vmchale
cplex-hs802.0high-level CPLEX interface (bsd3, library, math)2016-11-05stefanjhlk
cplusplus-th162.0C++ Foreign Import Generation (bsd3, foreign, library)2014-10-15MaxwellSwadling
cppfilt190.0Bindings for C++ demangling routines (bsd3, library, system)2018-05-090xd34df00d
cprng-aes (deprecated in favor of cryptonite)6680.0Crypto Pseudo Random Number Generator using AES in counter mode. (bsd3, cryptography, deprecated, library)2014-11-13VincentHanquez
cpsa16182.0Symbolic cryptographic protocol analyzer (bsd3, cryptography, program)2020-05-27JohnRamsdell, mliskov
cpu2412.0Cpu information and properties helpers. (bsd3, data, library)2013-11-12VincentHanquez
cpuperf230.0Modify the cpu frequency on OpenBSD systems (bsd3, program, system)2008-06-16DonaldStewart
crackNum3890.0Crack various integer, floating-point data formats (bsd3, library, program, tools)2018-11-17LeventErkok
crawlchain860.0Simulation user crawl paths (bsd3, library, web)2018-05-26axm
crc16200.0Calculate the crc16-ccitt. (bsd3, cryptography, library)2011-01-16JorisPutcuyps
crc16-table170.0Compute CRC16 checksums using a lookup table. (bsd3, library, text)2010-09-21KeeganMcAllister
crc32c410.0Haskell bindings for crc32c (bsd3, ffi, library, raw)2019-04-12leptonyu
crdt2992.25Conflict-free replicated data types (bsd3, distributed-systems, library)2019-09-22cblp
creatur7440.0Framework for artificial life experiments. (ai, bsd3, library)2019-01-02AmyDeBuitleir
crf-chain1920.0First-order, linear-chain conditional random fields (bsd3, library, math)2019-11-30JakubWaszczuk
crf-chain1-constrained1120.0First-order, constrained, linear-chain conditional random fields (bsd3, library, math)2018-10-30JakubWaszczuk
crf-chain2-generic290.0Second-order, generic, constrained, linear conditional random fields (bsd3, library, math)2013-01-09JakubWaszczuk
crf-chain2-tiers2290.0Second-order, tiered, constrained, linear conditional random fields (bsd3, library, natural-language-processing)2018-10-30JakubWaszczuk
critbit1270.0Crit-bit maps and sets (bsd3, data, library)2014-07-04BryanOSullivan
criterion17712.75Robust, reliable performance measurement and analysis (benchmarking, bsd3, development, library, performance, program, testing)2020-02-19BryanOSullivan, RyanNewton, ryanglscott
criterion-compare320.0A simple tool for visualising differences in Criterion benchmark results (bsd3, development, program)2019-07-29BenGamari, AndreasK
criterion-measurement3000.0Criterion measurement functionality and associated types (benchmarking, bsd3, development, library, performance, testing)2019-08-08ryanglscott
criterion-to-html380.0Convert criterion output to HTML reports (bsd3, development, program)2012-06-27JasperVanDerJeugt
crjdt-haskell430.0A Conflict-Free Replicated JSON Datatype for Haskell (bsd3, data, library)2017-05-28amarpotghan
crockford280.0An implementation of Douglas Crockford's base32 encoding. (bsd3, codec, library)2009-12-20HenryBucklow
cruncher-types (deprecated)400.0Request and Response types for Eval.so's API (bsd3, deprecated, eval.so, library)2014-04-10RickyElrod
crypt-sha512290.0Pure Haskell implelementation for GNU SHA512 crypt algorithm (bsd3, data, library)2017-07-02phadej
crypto-api18892.0A generic interface for cryptographic operations (bsd3, cryptography, data, library)2018-01-05ThomasDuBuisson
crypto-api-tests1170.0A test framework and KATs for cryptographic operations. (bsd3, cryptography, data, library)2014-01-08ThomasDuBuisson
crypto-cipher-benchmarks670.0Generic cryptography cipher benchmarks (bsd3, cryptography, library)2013-10-08VincentHanquez
crypto-cipher-tests2720.0Generic cryptography cipher tests (bsd3, cryptography, library)2013-10-24VincentHanquez
crypto-cipher-types6970.0Generic cryptography cipher types (bsd3, cryptography, library)2013-10-25VincentHanquez
crypto-classical660.0An educational tool for studying classical cryptography schemes. (bsd3, cryptography, library)2020-04-20fosskers
crypto-conduit2730.0Conduit interface for cryptographic operations (from crypto-api). (bsd3, conduit, cryptography, library)2014-11-12FelipeLessa, MichaelSnoyman
crypto-enigma6212.0An Enigma machine simulator with display. (bsd3, cryptography, education, library, program)2019-10-09Orome
crypto-multihash750.0Multihash library on top of cryptonite crypto library (bsd3, cryptography, library, program)2016-08-27mseri
crypto-numbers4040.0Cryptographic numbers: functions and algorithms (bsd3, cryptography, library)2014-12-31VincentHanquez
crypto-pubkey (deprecated in favor of cryptonite)3430.0Public Key cryptography (bsd3, cryptography, deprecated, library)2015-01-16VincentHanquez
crypto-pubkey-types9520.0Generic cryptography Public keys algorithm types (bsd3, cryptography, library)2015-01-10VincentHanquez
crypto-random (deprecated in favor of cryptonite)6860.0Simple cryptographic random related types (bsd3, cryptography, deprecated, library)2015-03-18VincentHanquez
crypto-random-api (deprecated in favor of crypto-random)1510.0Simple random generators API for cryptography related code (bsd3, cryptography, deprecated, library)2013-01-03VincentHanquez
crypto-rng900.0Cryptographic random number generator. (bsd3, crypto, library)2020-05-05MikhailGlushenkov, arybczak, jonathanjouty_scrive
crypto-token140.0crypto tokens (bsd3, cryptography, library, network)2020-03-16KazuYamamoto
crypto-totp320.0Provides generation and verification services for time-based one-time keys. (bsd3, cryptography, library)2013-08-11JeffShaw
cryptocipher7880.0Symmetrical block and stream ciphers. (bsd3, cryptography, library)2013-10-25VincentHanquez
cryptoconditions790.0Interledger Crypto-Conditions (bsd3, crypto, finance, library, network)2020-03-26ssadler
cryptohash16221.25collection of crypto hashes, fast, pure and practical (bsd3, cryptography, data, library)2016-03-25VincentHanquez
cryptohash-conduit1120.0cryptohash conduit (bsd3, conduit, cryptography, library)2014-03-30VincentHanquez
cryptohash-cryptoapi2340.0Crypto-api interfaces for cryptohash (bsd3, cryptography, library)2016-03-26VincentHanquez
cryptohash-md57570.0Fast, pure and practical MD5 implementation (bsd3, cryptography, data, library)2016-06-28HerbertValerioRiedel
cryptohash-sha17910.0Fast, pure and practical SHA-1 implementation (bsd3, cryptography, data, library)2016-06-28HerbertValerioRiedel
cryptohash-sha2565482.25Fast, pure and practical SHA-256 implementation (bsd3, cryptography, data, library)2017-11-13AustinSeipp, HerbertValerioRiedel
cryptohash-sha512790.0Fast, pure and practical SHA-512 implementation (bsd3, cryptography, data, library)2016-10-23HerbertValerioRiedel
cryptoids960.0Reversable and secure encoding of object ids as a bytestring (bsd3, cryptography, library)2018-07-23gkleen
cryptoids-class160.0Typeclass-based interface to cryptoids (bsd3, library, web)2018-01-18gkleen
cryptoids-types350.0Shared types for encrypting internal object identifiers before exposure (bsd3, library, web)2018-12-17gkleen
cryptol1500.0Cryptol: The Language of Cryptography (bsd3, language, library, program)2019-09-04AaronTomb, IavorDiatchki
cryptonite22852.5Cryptography Primitives sink (bsd3, cryptography)2019-05-21LukeTaylor, VincentHanquez
cryptonite-conduit2460.0cryptonite conduit (bsd3, conduit, cryptography, library)2017-11-17MichaelSnoyman, VincentHanquez
cryptonite-openssl610.0Crypto stuff using OpenSSL cryptographic library (bsd3, cryptography)2018-04-07VincentHanquez
cryptostore670.0Serialization of cryptographic data types (bsd3, codec, cryptography, library)2019-10-13OlivierCheron
crystalfontz170.0Control Crystalfontz LCD displays. (bsd3, hardware, library, system, user-interfaces)2010-09-21KeeganMcAllister
cse-ghc-plugin110.0Compiler plugin for common subexpression elimination (bsd3, compiler-plugin, library)2012-08-08AustinSeipp
csg1530.0Analytical CSG (Constructive Solid Geometry) library (bsd3, graphics, library, program)2019-01-18DmitryDzhus
csound-catalog2110.0a gallery of Csound instruments. (bsd3, library, music)2019-03-26AntonKholomiov
csound-expression5572.0library to make electronic music (bsd3, library, music, sound)2018-04-25AntonKholomiov
csound-expression-dynamic2220.0dynamic core for csound-expression library (bsd3, library, music, sound)2018-04-25AntonKholomiov
csound-expression-opcodes1030.0opcodes for the library csound-expression (bsd3, library, music, sound)2018-04-14AntonKholomiov
csound-expression-typed4150.0typed core for the library csound-expression (bsd3, library, music, sound)2018-04-25AntonKholomiov
csound-sampler2020.0A musical sampler based on Csound (bsd3, library, music)2018-04-25AntonKholomiov
cspmchecker660.0A command line type checker for CSPM files. (bsd3, concurrency, program)2013-10-11ThomasGibsonRobinson
cspretty280.0AST and pretty printer for CSPm (bsd3, language, library)2016-11-30ccasin
css (deprecated)300.0Minimal monadic CSS DSL. (bsd3, deprecated, language, library)2014-12-08
css-easings220.0Defining and manipulating css easing strings. (bsd3, library, webdevelopment)2020-03-25wvanonsem90
css-selectors190.0Parsing, rendering and manipulating css selectors in Haskell. (bsd3, library, web)2020-03-23wvanonsem90
csv-conduit2510.0A flexible, fast, conduit-based CSV parser library for Haskell. (bsd3, conduit, csv, data, library, text)2019-10-11MichaelXavier, OzgunAtaman
csv-enumerator1170.0A flexible, fast, enumerator-based CSV parser library for Haskell. (bsd3, data, library)2013-01-21OzgunAtaman
csv-to-qif450.0A small program that will read csv files and create qif files (bsd3, console, program, text)2018-02-21palo
ctemplate (deprecated)120.0Binding to the Google ctemplate library (bsd3, deprecated, library, text)2008-02-15AdamLangley
ctkl150.0packaging of Manuel Chakravarty's CTK Light for Hackage (bsd3, library, text)2014-10-04MarkWotton
cube210.0Cubic DSL for 3D printing (bsd3, language, library)2015-04-15junjihashimoto
cubicbezier2430.0Efficient manipulating of 2D cubic bezier curves. (bsd3, geometry, graphics, library, typography)2019-01-31KristofBastiaensen
cubicspline372.0Natural cubic spline interpolation. (algorithms, bsd3, library, math)2015-10-18GershomBazerman
cublas790.0FFI bindings to the CUDA BLAS library (bsd3, foreign, library)2018-10-02TrevorMcDonell, bmsherman
cuckoo680.0Haskell Implementation of Cuckoo Filters (bsd3, data, library)2019-08-21larsk
cuda4340.0FFI binding to the CUDA interface for programming NVIDIA GPUs (bsd3, foreign, library, program)2019-04-29TrevorMcDonell
cudd1370.0Bindings to the CUDD binary decision diagrams library (bsd3, data, library)2017-01-09adamwalker
cue-sheet1490.0Support for construction, rendering, and parsing of CUE sheets (audio, bsd3, library)2019-01-29mrkkrp
cufft1640.0Haskell bindings for the CUFFT library (bsd3, foreign, library)2018-10-02RobEverest, TrevorMcDonell
curl2142.0Haskell binding to libcurl (bsd3, library, network)2012-11-13DonaldStewart, EricMertens, IavorDiatchki, SigbjornFinne
curl-aeson280.0Communicate with HTTP service using JSON (bsd3, json, library, network, web)2014-08-24JoelLehtonen
currencies1150.0Currencies representation, pretty printing and conversion (bsd3, data, library)2018-06-22alx741, DanielCampoverde
currency-convert452.0Typesafe currency conversion (bsd3, data, library)2016-08-16pigworts2
curry220.0Curry types (bsd3, data, library)2018-01-25
curry-base2790.0Functions for manipulating Curry programs (bsd3, language, library)2019-11-22BerndBrassel, BjoernPeemoeller, HolgerSiegel, CurryLanguage
curry-frontend4040.0Compile the functional logic language Curry to several intermediate formats (bsd3, language, library, program)2019-11-22BerndBrassel, BjoernPeemoeller, HolgerSiegel, CurryLanguage
curryer200.0A simple HTTP server framework (bsd3, library, web)2017-09-06ChrisPenner
cursedcsv512.0Terminal tool for viewing tabular data (application, bsd3, program)2019-02-07GershomBazerman
curve25519330.0Fast implementations of the curve25519 elliptic curve primitives. (bsd3, library, math)2017-03-02AdamWick
cusolver380.0FFI bindings to CUDA Solver, a LAPACK-like library (bsd3, foreign, library)2018-10-02TrevorMcDonell
cusparse390.0FFI bindings to the CUDA Sparse BLAS library (bsd3, foreign, library)2018-10-02TrevorMcDonell
cutter300.0Cut files according to a position list (bsd3, console, program)2017-03-26HenningThielemann
cve170.0simple and efficient cve datatype (bsd3, data, library)2018-03-21chessai
cypher720.0Haskell bindings for the neo4j "cypher" query language (bsd3, database, library)2012-07-31SamAnklesaria
czipwith2420.0CZipWith class and deriving via TH (bsd3, data, library)2019-06-06lspitzner, fozworth, dukerutledge
d-bus1450.0Permissively licensed D-Bus client library (bsd3, desktop, library, network, program)2017-12-13PhilippBalzarek
d3js200.0Declarative visualization on a web browser with DSL approach. (bsd3, graphics, library)2013-09-22nebuta
dag150.0Compile-time, type-safe directed acyclic graphs. (bsd3, library, unclassified)2015-01-23athanclark
dapi200.0Prints a series of dates (bsd3, console, program)2013-04-02OmariNorman
darcs-benchmark1210.0Comparative benchmark suite for darcs. (bsd3, program, testing)2010-08-08EricKow, PetrRockai
darcs-fastconvert490.0Import/export git fast-import streams to/from darcs. (bsd3, development, program)2011-02-13PetrRockai
darcs-graph490.0Generate graphs of darcs repository activity (bsd3, distribution, program)2008-11-29DonaldStewart, IsaacJones
darcs-scripts320.0Shell scripts for support of darcs workflow (bsd3, development, library)2015-04-08HenningThielemann
darcs2dot (deprecated in favor of darcs)250.0Outputs dependencies of darcs patches in dot format. (bsd3, deprecated, development, program)2013-04-07SoenkeHahn
data-accessor9650.0Utilities for accessing and manipulating fields of records (bsd3, data, library)2019-05-23HenningThielemann, LukePalmer
data-accessor-monads-fd530.0Use Accessor to access state in monads-fd State monad class (bsd3, data, library)2011-02-26HenningThielemann
data-accessor-monads-tf710.0Use Accessor to access state in monads-tf State monad type family (bsd3, data, library)2012-04-10HenningThielemann
data-accessor-mtl1340.0Use Accessor to access state in mtl State monad class (bsd3, data, library)2014-07-01HenningThielemann
data-accessor-template3960.0Utilities for accessing and manipulating fields of records (bsd3, data, library)2018-08-31HenningThielemann, LukePalmer
data-accessor-transformers2590.0Use Accessor to access state in transformers State monad (bsd3, data, library)2016-01-18HenningThielemann
data-ascii (deprecated in favor of ascii)570.0Type-safe, bytestring-based ASCII values (bsd3, data, deprecated, library)2020-05-20chris_martin, Monoid_Mary
data-aviary700.0Combinator birds. (bsd3, combinators, library)2013-04-24StephenTetley
data-bword2780.0Extra operations on binary words of fixed length (bsd3, data, library)2016-07-06MikhailVorozhtsov
data-category5732.0Category theory (bsd3, category-theory, library, math)2020-05-11SjoerdVisscher
data-cell320.0Generic cellular data representation library (bsd3, data, library)2015-07-07patrykz
data-check (deprecated)200.0Library for checking and normalization of data (e.g. from web forms) (bsd3, data, deprecated, library, web)2017-05-21mrkkrp
data-checked2510.0Type-indexed runtime-checked properties (bsd3, data, library)2014-02-09MikhailVorozhtsov
data-clist5900.0Simple functional ring type. (bsd3, data-structures, library)2019-07-23JohnVanEnk, jeremyjh
data-constructors240.0Generically compare data by their constructors (bsd3, data, library)2017-09-16dailectic
data-cycle110.0a cyclic doubly linked list (bsd3, data, library)2012-03-10TobiasBrandt
data-default18612.25A class for types with a default value (bsd3, data, library)2016-06-25LukasMai
data-default-class15790.0A class for types with a default value (bsd3, data, library)2016-06-25LukasMai
data-default-extra530.0A class for types with a default value. (bsd3, data, library)2017-01-05PeterTrsko
data-default-generics230.0A class for types with a default value (bsd3, data, library)2014-02-20jcristovao
data-default-instances-base3930.0Default instances for types in base (bsd3, data, library)2016-06-25LukasMai
data-default-instances-bytestring380.0Default instances for (lazy and strict) ByteString, Builder and ShortByteString. (bsd3, data, library)2016-02-07PeterTrsko
data-default-instances-case-insensitive420.0Default instance for CI type from case-insensitive package. (bsd3, data, library)2016-02-07PeterTrsko
data-default-instances-containers12850.0Default instances for types in containers (bsd3, data, library)2013-04-02LukasMai
data-default-instances-dlist12130.0Default instances for types in dlist (bsd3, data, library)2013-04-02LukasMai
data-default-instances-new-base600.0Default instances for types in newer versions of base package. (bsd3, data, library)2017-01-05PeterTrsko
data-default-instances-old-locale13960.0Default instances for types in old-locale (bsd3, data, library)2013-04-03LukasMai
data-default-instances-text400.0Default instances for (lazy and strict) Text and Text Builder. (bsd3, data, library)2016-02-07PeterTrsko
data-default-instances-unordered-containers300.0Default instances for unordered-containers. (bsd3, data, library)2016-02-07PeterTrsko
data-default-instances-vector470.0Default instances for types defined in vector package (bsd3, data, library)2016-02-07PeterTrsko
data-diverse5110.0Extensible records and polymorphic variants. (bsd3, data, library, records)2019-11-26louispan
data-diverse-lens3140.0Isos & Lens for Data.Diverse.Many and Prisms for Data.Diverse.Which (bsd3, data, library, records)2018-06-30louispan
data-dword3790.0Stick two binary words together to get a bigger one (bsd3, data, library)2020-04-11MikhailVorozhtsov
data-easy460.0Consistent set of utility functions for Maybe, Either, List and Monoids. (bsd3, data, library)2016-07-26jcristovao
data-elf440.0Executable and Linkable Format (ELF) data structures. (bsd3, data, library)2016-07-23MikhailVorozhtsov
data-emoticons230.0Combinator emoticons: data-aviary in the flavor of emoticons (bsd3, combinators, library)2017-04-23lbq
data-endian3000.0Endian-sensitive data (bsd3, data, library)2016-07-07MikhailVorozhtsov
data-extend-generic210.0Extend Haskell data or newtype like in OOP languages (bsd3, data, library)2015-12-16YLiLarry
data-extra (deprecated)1350.0None (bsd3, deprecated, library, unclassified)2014-12-08
data-filepath630.0A type safe file path data structure (bsd3, data, library)2015-02-12MaxwellSwadling, domdere
data-files-gen170.0Generate data-files Cabal file field from existing files (bsd3, library, program, tools)2016-08-02JeanPhilippeMoresmau
data-fin640.0Finite totally ordered sets (bsd3, data, library)2014-08-16WrenThornton
data-fin-simple80.0Simple integral finite set (bsd3, data, library)2015-06-17seagull
data-fix4312.25Fixpoint data types (bsd3, data, library)2020-04-07AntonKholomiov
data-fix-cse380.0Common subexpression elimination for the fixploint types. (bsd3, data, library)2015-03-30AntonKholomiov
data-flags1010.0A package for working with bit masks and flags in general. (bsd3, data, library)2017-07-29MikhailVorozhtsov
data-foldapp270.0Fold function applications. Framework for variadic functions. (bsd3, data, library)2018-01-21erisco
data-fresh230.0Interface and functor transformers for fresh values (bsd3, control, library)2013-09-08StijnVanDrongelen
data-function-meld320.0Map the arguments and return value of functions. (bsd3, data, library)2016-05-25erisco
data-function-tacit190.0Write functions in tacit (pointless) style using Applicative and De Bruijn index notation. (bsd3, data, library)2016-06-01erisco
data-has1422.0Simple extensible product (bsd3, data, library)2017-08-17winterland
data-hash3340.0Combinators for building fast hashing functions. (bsd3, data, library)2015-05-20DanielGorin
data-index170.0Extending the concept of indices for lists and other containers (bsd3, data, library)2018-05-11IlyaPershin
data-interval2260.0Interval datatype, interval arithmetic and interval-based containers (bsd3, data, library, math)2019-10-22MasahiroSakai, Bodigrim
data-inttrie1970.0A simple lazy, infinite trie from integers (bsd3, data, library)2018-03-31LukePalmer, ThomasDuBuisson
data-ivar540.0Write-once variables with concurrency support (bsd3, concurrency, data, library)2008-10-20GregoryCrosswhite, LukePalmer
data-json-token (deprecated)190.0Json Token datatype (bsd3, data, deprecated, json, library, program)2016-02-02newhoggy, haskellworks
data-kiln60.0Sculpt mutable recursive data with reference equality; bake it using a data kiln into an immutable lazy structure (bsd3, data, library)2014-12-17kwf
data-layout210.0Read/write arbitrary binary layouts to a "Data.Vector.Storable". (bsd3, data, library)2013-10-06JacobStanley
data-lens5990.0Used to be Haskell 98 Lenses (bsd3, comonads, control, library)2018-01-01EdwardKmett, RussellOConnor
data-lens-fd1160.0Lenses (bsd3, comonads, control, library)2016-07-17EdwardKmett, RussellOConnor
data-lens-ixset (deprecated in favor of data-store, tables, lens)450.0A Lens for IxSet (bsd3, comonads, control, data-structures, deprecated, library)2012-01-15DagOdenhall
data-lens-template2070.0Utilities for Data.Lens (bsd3, data, library)2016-07-17EdwardKmett, JoelBurget, RussellOConnor
data-list-zigzag520.0A list but with a balanced enumeration of Cartesian product. (bsd3, data, library)2018-02-27erisco
data-memocombinators2992.0Combinators for building memo tables. (bsd3, data, library)2013-12-14DmitryMalikov, LukePalmer, ThomasDuBuisson
data-msgpack (deprecated in favor of msgpack-binary)3192.0A Haskell implementation of MessagePack (bsd3, data, deprecated, library, program)2020-02-29iphydf
data-msgpack-types (deprecated in favor of msgpack-types)1330.0A Haskell implementation of MessagePack. (bsd3, data, deprecated, library)2020-02-29iphydf
data-named2370.0Data types for named entities (bsd3, library, natural-language-processing)2019-11-30JakubWaszczuk
data-nat250.0data Nat = Zero | Succ Nat (bsd3, data, library, math)2012-09-23GaborLehel
data-object (deprecated in favor of aeson)1540.0Represent hierachichal structures, called objects in JSON. (deprecated) (bsd3, data, deprecated, library)2012-01-18MichaelSnoyman
data-object-json (deprecated in favor of aeson)1230.0Serialize JSON data to/from Haskell using the data-object library. (deprecated) (bsd3, deprecated, library, text)2012-01-18MichaelSnoyman
data-object-yaml (deprecated in favor of yaml)1880.0Serialize data to and from Yaml files (deprecated) (bsd3, deprecated, library, web)2012-01-31MichaelSnoyman
data-or920.0A data type for non-exclusive disjunction. (bsd3, data, library)2015-05-30WrenThornton
data-ordlist4202.25Set and bag operations on ordered lists (bsd3, data, library, list)2014-11-20LeonSmith
data-partition580.0A pure disjoint set (union find) data structure (bsd3, data, library)2015-04-03LukePalmer
data-pprint740.0Prettyprint and compare Data values (bsd3, library, testing, text)2016-05-24PeterDivianszky, lspitzner, GaborPali, gombocarti
data-quotientref90.0Reference cells that need two independent indices to be accessed. (bsd3, data, library)2008-10-20LukePalmer
data-ref1800.0Unify STRef and IORef in plain Haskell 98 (bsd3, data, library)2019-01-22HenningThielemann
data-reify2570.0Reify a recursive data structure into an explicit graph. (bsd3, data, language, library, parsing, reflection)2015-05-19AndyGill, ryanglscott
data-reify-cse130.0Common Sub-Expression Elimination for graphs generated by Data.Reify. (bsd3, data, language, library)2013-05-08SebastiaanVisser
data-rev320.0A typeclass for reversing order of contents. (bsd3, data, library)2015-01-01jxv
data-serializer3220.0Common API for serialization libraries (bsd3, data, library)2019-11-01MikhailVorozhtsov
data-spacepart (deprecated in favor of spacepart)350.0Deprecated. Now called "spacepart". Space partitioning data structures. (bsd3, data, deprecated, library)2009-02-16CoreyOConnor
data-stm32200.0ARM SVD and CubeMX XML parser and pretty printer for STM32 family (bsd3, library, parsing, program)2018-02-21srk
data-store680.0Type safe, in-memory dictionary with multidimensional keys. (bsd3, data, library)2013-08-19PetrPilar
data-sword730.0Shorter binary words (bsd3, data, library)2017-07-29MikhailVorozhtsov
data-textual3400.0Human-friendly textual representations. (bsd3, data, library, text)2019-11-01MikhailVorozhtsov
data-timeout520.064-bit timeouts of nanosecond precision (bsd3, concurrency, data, library)2018-10-22MikhailVorozhtsov
data-transform520.0Functions to transform data structures. (bsd3, data, library)2020-04-10JonasScholl
data-tree-print1880.0Print Data instances as a nested tree (bsd3, library, pretty-printer)2018-10-24lspitzner, fozworth, dukerutledge
data-treify550.0Reify a recursive data structure into an explicit graph. (bsd3, data, language, library, parsing, reflection)2014-03-18ConalElliott
data-type370.0Basic type wrangling types and classes (bsd3, data, library, type-system)2011-09-23IainAlexander
data-util670.0utilities for handle data (bsd3, data, development, library, utils)2015-09-08KatsutoshiItoh
data-variant850.0A variant data type, useful for modeling dynamically-typed programming languages (bsd3, data, library)2014-07-31TobiasDammers
database-id-class340.0Class for types with a database id (bsd3, database, library)2019-07-21abrar
database-id-groundhog160.0HasId/Groundhog interop (bsd3, database, library)2019-07-21abrar
database-migrate660.0Database versioning and migration (experimental) (bsd3, database, library)2013-07-16MarkHibberd
database-study180.0Demonstrate how a database can be implemented the functional way (bsd3, database, library, monads)2010-02-05HenningThielemann
datadog-tracing1182.0Datadog tracing client and mock agent. (bsd3, library, logging, program)2019-05-08fommil
dataenc (deprecated in favor of sandi)3120.0Data encoding library (bsd3, codec, deprecated, library)2014-04-22GracjanPolak, MagnusTherning
dataflow1730.0Generate Graphviz documents from a Haskell representation. (bsd3, code-generation, compiler, graphs, library, program)2015-08-26owickstrom
dataflower2500.0A Pure-Haskell Timely Dataflow System (bsd3, library, unclassified)2020-05-19jessekempf
datalog750.0An implementation of datalog in Haskell (bsd3, database, library, program)2014-09-18TristanRavitch
datarobot470.0Client for DataRobot API (bsd3, library, web)2018-03-27seanhess
date-cache810.0Date cacher (bsd3, library, system)2012-09-03KazuYamamoto
dates1550.0Small library for parsing different dates formats. (bsd3, data, library)2019-06-26IlyaPortnov
dawg3490.0Directed acyclic word graphs (bsd3, data, data-structures, library)2013-07-22JakubWaszczuk
dawg-ord2342.0Directed acyclic word graphs (bsd3, data, data-structures, library)2017-01-09JakubWaszczuk
dbjava180.0Decompiler Bytecode Java (bsd3, jvm, library, program)2011-04-10CarlosGomez
dbm750.0A *simple* database migration tool. (bsd3, database, program)2016-09-01RickyElrod
dbmigrations1670.0An implementation of relational database "migrations" (bsd3, database, library, program)2016-10-22JonathanDaugherty
dbmigrations-mysql180.0The dbmigrations tool built for MySQL databases (bsd3, database, library, program)2016-10-22JonathanDaugherty
dbmigrations-postgresql200.0The dbmigrations tool built for PostgreSQL databases (bsd3, database, program)2016-10-22JonathanDaugherty
dbmigrations-sqlite90.0The dbmigrations tool built for SQLite databases (bsd3, database, program)2016-10-22JonathanDaugherty
dbus-hslogger720.0Expose a dbus server to control hslogger (bsd3, library, program, system)2018-05-03eyevanmalicesun
dbus-qq340.0Quasi-quoter for DBus functions (bsd3, library, network)2012-08-19PaoloCapriotti
dbus-th700.0TemplateHaskell generator of DBus bindings (bsd3, library, network)2018-03-31IlyaPortnov
dbus-th-introspection450.0Generate bindings for DBus calls by using DBus introspection and dbus-th (bsd3, development, library, program)2018-03-31IlyaPortnov
dclabel (deprecated in favor of lio)600.0This packge is deprecated. See the the "LIO.DCLabel" in the "lio" package. (bsd3, deprecated, library, security)2012-08-17DeianStefan
dclabel-eci11 (deprecated in favor of lio)290.0The Disjunction Category Label Format. (bsd3, deprecated, library, security)2011-07-23AlejandroRusso
dcpu16780.0DCPU-16 Emulator & Assembler (bsd3, compilers-interpreters, library, program)2017-01-12anatolat
dde1152.0Delay differential equations (bsd3, library, math, program)2018-07-08penkovsky
dead-code-detection1540.0detect dead code in haskell projects (bsd3, development, program)2016-07-10SoenkeHahn
debian13650.0Modules for working with the Debian package system (bsd3, debian, library, program)2020-02-17ClintAdams, DavidFox, JeremyShaw, MarcoSilva
debian-build2320.0Debian package build sequence tools (bsd3, debian, library, program)2019-10-07KeiHibino
debug672.5Simple trace-based debugger (bsd3, debugging, development, library, program)2018-03-19NeilMitchell
debug-diff110.0Display a colorized diff between two Haskell values (bsd3, debug, library)2011-09-14KeeganMcAllister
debug-dump930.0File-based debug output (bsd3, debug, library)2019-06-03vmchale
debug-pp260.0A preprocessor for the debug package (bsd3, debugging, program)2018-01-20PepeIborra
debug-tracy560.0More useful trace functions for investigating bugs (bsd3, development, library, program)2019-02-04fresheyeball
dec5520.0Decidable propositions. (bsd3, data, dependent-types, library)2019-06-19phadej
decepticons80.0The categorical dual of transformers. (bsd3, control, library)2013-05-07JoeQuinn
decidable2020.0Combinators for manipulating dependently-typed predicates. (bsd3, dependent-types, library)2020-02-03jle
decimal-arithmetic1770.0An implementation of the General Decimal Arithmetic Specification (bsd3, library, numeric)2018-07-15RobLeslie
decoder-conduit240.0Conduit for decoding ByteStrings using Data.Binary.Get (bsd3, conduit, library)2013-09-27hansonkd
deepcontrol2100.0A library that provides deep-level programming style and(or) notation on Applicative and Monad (bsd3, control, library)2015-12-20KONISHI_Yohsuke
deepseq6642.25Deep evaluation of data structures (bsd3, control, library)2018-09-22HerbertValerioRiedel
deepseq-bounded1170.0Bounded deepseq, including support for generic deriving (bsd3, control, library)2015-02-04AndrewSeniuk
deepseq-generics3980.0GHC.Generics-based Control.DeepSeq.rnf implementation (bsd3, control, library)2016-01-03HerbertValerioRiedel
deepseq-th (deprecated in favor of deepseq-generics)730.0Template Haskell based deriver for optimised NFData instances (bsd3, control, deprecated, library)2012-10-13HerbertValerioRiedel
deepzoom190.0A DeepZoom image slicer. Only known to work on 32bit Linux (bsd3, graphics, library)2012-01-16MatthewPanetta
defargs290.0default arguments in haskell (bsd3, library, type-system)2014-10-14Kinokkory
deiko-config480.0Small and typesafe configuration library. (bsd3, data, library)2017-11-09YorickLaupa
deka630.0Decimal floating point arithmetic (bsd3, library, math)2014-07-16OmariNorman
deka-tests200.0Tests for deka, decimal floating point arithmetic (bsd3, library, math, program)2014-07-16OmariNorman
delaunay330.0Build a Delaunay triangulation of a set of points (bsd3, graphics, library)2013-05-29MarcelRuegenberg
delay270.0More useful and humain delaying functions (bsd3, concurrency, library, system)2016-03-21davean
delicious360.0Accessing the del.icio.us APIs from Haskell (v2) (bsd3, library, web)2013-12-30SigbjornFinne
delimited-text1210.0Parse character delimited textual data (bsd3, data, library)2011-03-23DonaldStewart, StefanKersten
delimiter-separated110.0Library for dealing with tab and/or comma (or other) separated files (bsd3, development, library)2015-11-27AtzeDijkstra
delta-h420.0Online entropy-based model of lexical category acquisition. (bsd3, library, natural-language-processing, program)2012-02-29GrzegorzChrupala
demarcate (deprecated in favor of free)100.0Demarcating transformed monad. (bsd3, control, deprecated, library)2013-09-23NickolayKudasov
denominate280.0Functions supporting bulk file and directory name normalization. (bsd3, library, program, system)2008-12-07CalvinSmith
dense130.0Mutable and immutable dense multidimensional arrays (bsd3, data, library)2016-06-19cchalmers
dependency3310.0Dependency resolution for package management (bsd3, build, development, library)2018-08-17vmchale
dependent-hashmap450.0Dependent hash maps (bsd3, data, library)2020-03-02OlleFredriksson
dependent-monoidal-map660.0Dependent map that uses semigroup mappend (bsd3, data, library)2019-11-26CaleGibbard, abrar
dependent-sum-aeson-orphans940.0JSON instances for DSum, DMap, and Some (bsd3, json, library)2019-08-23CaleGibbard, abrar
depq2170.0Double-ended priority queues (bsd3, data, data-mining, data-structures, library)2020-05-31ocramz
dequeue1600.0A typeclass and an implementation for double-ended queues. (bsd3, data-structures, library)2015-09-03HenryBucklow
derive11332.0A program and library to derive instances for data types (bsd3, development, library, program)2019-01-22AustinSeipp, NeilMitchell, StefanORear, VladimirShabanov, ip1981
derive-IG180.0Macro to derive instances for Instant-Generics using Template Haskell (bsd3, data, generics, library)2010-09-06HiromiIshii
derive-gadt210.0Instance deriving for (a subset of) GADTs. (bsd3, development, language, library, program)2009-07-25MattMorrow
derive-topdown1341.5Help Haskellers derive class instances for composited data types. (bsd3, development, library)2018-08-05songzh
derive-trie400.0Automatic derivation of Trie implementations. (bsd3, data, library)2012-02-08AndreasBaldeau
deriving-aeson5030.0Type driven generic aeson instance customisation (bsd3, generics, json, library)2020-06-03FumiakiKinoshita
deriving-compat8380.0Backports of GHC deriving extensions (bsd3, compatibility, library)2019-11-26ryanglscott
derp880.0Derivative Parsing (bsd3, library, parsing)2012-03-28DavidDarais
derp-lib50.0combinators based on parsing with derivatives (derp) package (bsd3, library, text)2011-11-11KiYungAhn
describe4560.0Combinators for describing binary data structures (bsd3, data, library)2020-02-08riuga
descriptive5320.0Self-describing consumers/parsers; forms, cmd-line args, JSON, etc. (bsd3, library, parsing)2018-08-31ChrisDone
desert390.0a simple build tool for OCaml projects (bsd3, language, library, program)2016-08-24zjhsdtc
despair340.0Despair (bsd3, control, library)2015-12-01Heather
detrospector350.0Markov chain text generator (bsd3, natural-language-processing, program, text)2013-04-08KeeganMcAllister
devtools300.0Haskell development tool agregate (bsd3, library, program, testing)2020-05-24mbj
dewdrop110.0Find gadgets for return-oriented programming on x86 (bsd3, library, reverse-engineering, security)2011-08-28KeeganMcAllister
df12920.0Type, render and parse the df1 hierarchical structured log format (bsd3, library, logging)2020-05-28RenzoCarbonara
df1-html260.0Render and parse df1 logs as HTML (bsd3, library, logging)2020-05-28RenzoCarbonara, MelisaLauraDiaz
dfinity-radix-tree1942.0A generic data integrity layer. (blockchain, bsd3, database, dfinity, library, program)2019-03-14EnzoHaussecker, taktoa
dgs320.0Haskell front-end for DGS' bot interface (bsd3, game, library, network, web)2010-02-14DanielWagner
dhall32672.5A configuration language guaranteed to terminate (bsd3, compiler, library, program)2020-05-08GabrielGonzalez
dhall-bash7110.0Compile Dhall to Bash (bsd3, compiler, library, program)2020-05-08GabrielGonzalez
dhall-check450.0Check all dhall files in a project (bsd3, development, program)2017-05-07anfelor
dhall-fly1390.0Translate concourse config from Dhall to YAML (bsd3, concourse, dhall, json, library, program, yaml)2020-03-02axeman
dhall-json19212.0Convert between Dhall and JSON or YAML (bsd3, compiler, library, program)2020-05-08GabrielGonzalez
dhall-lex360.0Lexer for the Dhall language (bsd3, dhall, language, lexers, library)2018-03-25
dhall-nix6410.0Dhall to Nix compiler (bsd3, compiler)2020-05-08GabrielGonzalez
dhall-text (deprecated in favor of dhall)1800.0Template text using Dhall (bsd3, compiler, deprecated, program)2019-06-07GabrielGonzalez
dhcp-lease-parser150.0Parse a DHCP lease file (bsd3, library, software)2017-05-26andrewthad
di2400.0Typeful hierarchical structured logging using di, mtl and df1. (bsd3, library, logging)2019-11-17RenzoCarbonara
di-core1940.0Typeful hierarchical structured logging without monad towers. (bsd3, library, logging)2019-11-15RenzoCarbonara
di-df12610.0Write logs in the df1 format using the di logging framework (bsd3, library, logging)2020-05-28RenzoCarbonara
di-handle1200.0IO support for file handles in di-core (bsd3, library, logging)2019-04-29RenzoCarbonara
di-monad1460.0mtl flavoured typeful hierarchical structured logging for di-core. (bsd3, library, logging)2019-11-04RenzoCarbonara
dia-base600.0An EDSL for teaching Haskell with diagrams - data types (bsd3, education, graphics, library)2016-05-24PeterDivianszky, lspitzner, GaborPali
dia-functions800.0An EDSL for teaching Haskell with diagrams - functions (bsd3, education, graphics, library)2016-05-24PeterDivianszky, lspitzner, GaborPali
diagrams3502.75Embedded domain-specific language for declarative vector graphics (bsd3, graphics, library)2016-10-27AdamVogt, BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-boolean80.0deprecated, part of diagrams-contrib since 1.4 (bsd3, graphics, library)2016-07-24KristofBastiaensen
diagrams-braille720.0Braille diagrams with plain text (bsd3, graphics, library, program)2018-08-24mlang
diagrams-builder10340.0hint-based build service for the diagrams graphics EDSL. (bsd3, graphics, library)2020-01-22BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-cairo9560.0Cairo backend for diagrams drawing EDSL (bsd3, graphics, library)2020-01-11BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-canvas2370.0HTML5 canvas backend for diagrams drawing EDSL (bsd3, graphics, library)2018-05-09BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-contrib11350.0Collection of user contributions to diagrams EDSL (bsd3, graphics, library)2019-11-12BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-core12602.25Core libraries for diagrams EDSL (bsd3, graphics, library)2019-10-20BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-graphviz1212.0Graph layout and drawing with GraphViz and diagrams (bsd3, graphics, library)2020-02-18BrentYorgey
diagrams-gtk2450.0Backend for rendering diagrams directly to GTK windows (bsd3, graphics, library)2016-10-27BrentYorgey, JohnLato, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-haddock4370.0Preprocessor for embedding diagrams in Haddock documentation (bsd3, graphics, library, program)2019-02-10BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-hsqml670.0HsQML (Qt5) backend for Diagrams (bsd3, graphics, library)2015-08-08mjmrotek
diagrams-html51160.0HTML5 canvas backend for diagrams drawing EDSL (bsd3, graphics, library)2018-05-30BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-lib17362.5Embedded domain-specific language for declarative graphics (bsd3, graphics, library)2019-11-07BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-pandoc290.0A Pandoc filter to express diagrams inline using the Haskell EDSL _Diagrams_ (bsd3, library, program, text)2016-02-23bergey
diagrams-pdf480.0PDF backend for diagrams drawing EDSL (bsd3, graphics, library)2013-08-31alpheccar
diagrams-pgf1882.0PGF backend for diagrams drawing EDSL. (bsd3, graphics, library)2019-12-06BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-postscript8110.0Postscript backend for diagrams drawing EDSL (bsd3, graphics, library)2019-12-13BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-qrcode910.0Draw QR codes to SVG, PNG, PDF or PS files. (bsd3, graphics, library)2015-10-02FelipeLessa
diagrams-rasterific6372.0Rasterific backend for diagrams. (bsd3, graphics, library)2019-12-09BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-reflex80.0reflex backend for diagrams drawing EDSL. (bsd3, graphics, library)2016-02-19bergey
diagrams-solve3950.0Pure Haskell solver routines used by diagrams (bsd3, library, math)2020-05-05BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-svg7362.0SVG backend for diagrams drawing EDSL. (bsd3, graphics, library)2019-12-10BrentYorgey, DeepakJois, RyanYates, jeffreyrosenbluth, bergey, cchalmers
diagrams-tikz330.0TikZ backend for diagrams drawing EDSL (bsd3, graphics, library)2012-12-14AriePeterson
diagrams-wx180.0Backend for rendering diagrams in wxWidgets (bsd3, graphics, library)2016-04-07MichaelSmith
dialog350.0Simple dialog-based user interfaces (bsd3, interaction, library)2015-12-22lamefun
dialogflow-fulfillment1400.0A Dialogflow Fulfillment library for Haskell. (api, bsd3, library)2020-05-25mauriciofierrom
dictionaries1580.0Tools to handle StarDict dictionaries. (bsd3, library, program, text)2018-01-13zohl
dictionary-sharing500.0Sharing/memoization of class members (bsd3, development, library)2015-06-24JonasDuregard
dictparser660.0Parsec parsers for the DICT format produced by dictfmt -t (bsd3, language, library, program)2014-01-10MarkWotton
diet320.0Discrete Interval Encoding Trees (bsd3, library, unclassified)2018-06-05TonyMorris, chessai
diff150.0Diff and patch (bsd3, library, unclassified)2018-05-12MatthewFarkasDyck
diff31130.0Perform a 3-way difference of documents (bsd3, data, library)2018-04-30OliverCharles
diffarray370.0DiffArray (bsd3, data-structures, library)2013-06-11AndreasAbel, IanLynagh
diffcabal270.0Diff two .cabal files syntactically (bsd3, distribution, program)2010-07-15DonaldStewart
diffdump180.0Tools for diffing stdout (bsd3, program, system)2013-01-05GregFitzgerald
diffmap310.0diff on maps (bsd3, data, library)2018-06-18chessai
digamma (deprecated in favor of math-functions)420.0A (deprecated) implementation of the digamma function (bsd3, deprecated, library, math)2016-04-13BenGamari
digest9780.0Various cryptographic hashes for bytestrings; CRC32 and Adler32 for now. (bsd3, cryptography, library)2012-11-17EugeneKirpichov
digest-sig260.0Signature for digest (bsd3, cryptography, library)2020-05-03vmchale
digestive-functors10760.0A practical formlet library (bsd3, library, web)2020-05-09JasperVanDerJeugt
digestive-functors-blaze4990.0Blaze frontend for the digestive-functors library (bsd3, library, web)2017-12-26JasperVanDerJeugt
digestive-functors-happstack4430.0Happstack backend for the digestive-functors library (bsd3, library, web)2020-05-09JasperVanDerJeugt
digestive-functors-heist5240.0Heist frontend for the digestive-functors library (bsd3, library, web)2018-07-23JasperVanDerJeugt
digestive-functors-hsp680.0HSP support for digestive-functors (bsd3, library, web)2012-04-24JeremyShaw
digestive-functors-lucid1150.0Lucid frontend for the digestive-functors library (bsd3, library, web)2017-07-24MichaelXavier, athanclark
digestive-functors-scotty640.0Scotty backend for the digestive-functors library (bsd3, library, web)2014-07-14MartinsMacs
digestive-functors-snap5910.0Snap backend for the digestive-functors library (bsd3, library, web)2018-07-23JasperVanDerJeugt
digit5322.0A data-type representing digits 0-9 and other combinations (bsd3, data, library)2019-11-20TonyMorris, qfpl
digits1480.0Converts integers to lists of digits and back. (bsd3, data, library)2016-07-08HenryBucklow
digraph1000.0Directed Graphs (bsd3, data, library, mathematics)2020-05-20larsk, fosskers
dimensional3602.5Statically checked physical dimensions, using Type Families and Data Kinds. (bsd3, library, math, physics)2018-12-28BjornBuckwalter, dmcclean
dimensional-codata280.0CODATA Recommended Physical Constants with Dimensional Types (bsd3, library, physics)2018-12-30dmcclean
dimensional-tf (deprecated in favor of dimensional)2290.0Statically checked physical dimensions, implemented using type families. (bsd3, deprecated, library, math, physics)2016-12-07BjornBuckwalter
dimensions1070.0Safe type-level dimensionality for multidimensional data. (bsd3, geometry, library, math)2019-09-30achirkin
dino300.0A convenient tagless EDSL (bsd3, language, library)2019-12-11EmilAxelsson
diplomacy210.0Diplomacy board game (bsd3, games, library)2017-11-10alexvieth
diplomacy-server110.0Play Diplomacy over HTTP (bsd3, program, unclassified)2015-08-20alexvieth
dir-traverse850.0Simple directory traversal library (bsd3, directory, library, system)2020-03-13vmchale
direct-binary-files130.0Serialization and deserialization monads for streams and ByteStrings. (bsd3, data, library)2012-12-10IreneKnapp
direct-daemonize610.0Library to switch to daemon mode using built-in OS facilities. (bsd3, library, system)2013-02-19IreneKnapp
direct-fastcgi440.0Native implementation of the FastCGI protocol. (bsd3, library, network)2011-02-08IreneKnapp
direct-http610.0Native webserver that acts as a library. (bsd3, library, network)2013-02-22IreneKnapp
direct-murmur-hash150.0An implementation of the MurmurHash3 algorithm (bsd3, data, library)2015-02-24IreneKnapp, dmbarbour
direct-plugins110.0Lightweight replacement for Plugins, specific to GHC (bsd3, library, system)2010-03-16IreneKnapp
direct-rocksdb540.0Bindings to RocksDB. (bsd3, database, library)2017-11-08terrorjack
direct-sqlite10402.25Low-level binding to SQLite3. Includes UTF8 and BLOB support. (bsd3, database, library)2020-02-24IreneKnapp, JanneHellsten, sigrlami
directed-cubical470.0Finite directed cubical complexes and associated algorithms (bsd3, library, math)2014-06-08mmisamore
directory15900.0Platform-agnostic library for filesystem operations (bsd3, library, system)2020-03-29AustinSeipp, HerbertValerioRiedel, IanLynagh, Rufflewind
directory-layout1710.0Directory layout DSL (bsd3, library, system, testing)2014-08-31MatveyAksenov
directory-listing-webpage-parser250.0directory listing webpage parser (bsd3, library, text)2016-05-13sifmelcara
directory-tree5442.0A simple directory-like tree datatype, with useful IO functions (bsd3, data, library, system)2016-09-05BrandonSimmons
dirfiles900.0 (bsd3, data, library)2014-09-25HugoGomes
dirstream670.0Easily stream directory contents in constant memory (bsd3, library, pipes, system)2018-10-01GabrielGonzalez
disassembler560.0Disassembler for X86 & AMD64 machine code (bsd3, development, disassembler, library)2015-05-26DirkKleeblatt, MartinGrabmueller
discordian-calendar170.0library for handling Discordian calendar dates (bsd3, date, library)2013-03-27AdamCurtis
discrete200.0replacement for enum (bsd3, data, library)2018-09-17chessai
discrete-intervals660.0Discrete Intervals (bsd3, data, library)2017-12-17chessai
discrete-space-map720.0A discrete space map. (bsd3, data, library)2016-02-13SjoerdVisscher
discrimination1572.5Fast generic linear-time sorting, joins and container construction. (bsd3, data, library, sorting)2019-06-07AnthonyCowley, EdwardKmett, GeorgeWilson
disjoint-containers710.0Disjoint containers (bsd3, library, web)2019-03-24andrewthad
disjoint-set290.0Persistent disjoint-sets, a.k.a union-find. (bsd3, data, library)2012-10-15MaxwellSayles
disjoint-sets-st110.0Imperative ST/IO based disjoint set data structure. (bsd3, data-structures, library)2013-05-29PetrPudlak
disk-free-space1240.0Retrieve information about disk space usage (bsd3, filesystem, library, system)2015-01-05MariosTitas
display260.0Display things for humans to read (bsd3, library, text)2018-02-07ChrisDone
disposable (deprecated in favor of glazier-react)1530.0Allows storing different resource-releasing actions together. (bsd3, control, deprecated, library)2018-07-02louispan
distributed-closure1612.0Serializable closures for distributed programming. (bsd3, control, library, program)2019-12-29AlexanderVershilov, AlpMestanogullari, FacundoDominguez, MathieuBoespflug
distributed-fork (deprecated)590.0Like 'forkIO', but uses remote machines instead of local threads. (bsd3, control, deprecated, library)2018-06-15utdemir
distributed-fork-aws-lambda (deprecated)940.0AWS Lambda backend for distributed-fork. (bsd3, control, deprecated, library)2018-06-15utdemir
distributed-process8052.5Cloud Haskell: Erlang-style concurrency in Haskell (bsd3, control, library)2018-06-12AlexanderVershilov, EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-async1210.0Cloud Haskell Async API (bsd3, control, library)2018-06-14AlexanderVershilov, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-azure180.0Microsoft Azure backend for Cloud Haskell (bsd3, control, library)2012-11-05EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-client-server1680.0The Cloud Haskell Application Platform (bsd3, control, library)2018-06-14AlexanderVershilov, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-ekg470.0Collect node stats for EKG (bsd3, library, network, system)2016-03-10AlexanderBondarenko
distributed-process-execution900.0Execution Framework for The Cloud Haskell Application Platform (bsd3, control, library)2016-02-18AlexanderVershilov, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-extras1520.0Cloud Haskell Extras (bsd3, control, library)2018-06-13AlexanderVershilov, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-fsm220.0The Cloud Haskell implementation of Erlang/OTP gen_statem (bsd3, control, library)2017-03-26TimWatson
distributed-process-lifted510.0monad-control style typeclass and transformer instances for Process monad. (bsd3, cloud-haskell, control, library)2018-02-25jeremyjh
distributed-process-monad-control690.0Orphan instances for MonadBase and MonadBaseControl. (bsd3, control, library)2017-09-07jeremyjh
distributed-process-p2p2710.0Peer-to-peer node discovery for Cloud Haskell (bsd3, library, network, program)2018-12-03AlexanderBondarenko
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)310.0The Cloud Haskell Application Platform (bsd3, control, deprecated, library)2014-06-13AlexanderVershilov, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-registry760.0Cloud Haskell Extended Process Registry (bsd3, control, library)2016-02-18AlexanderVershilov, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-simplelocalnet3571.5Simple zero-configuration backend for Cloud Haskell (bsd3, control, library)2017-08-22AlexanderVershilov, EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-supervisor1190.0Supervisors for The Cloud Haskell Application Platform (bsd3, control, library)2018-06-14AlexanderVershilov, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-systest280.0Cloud Haskell Test Support (bsd3, cloud-haskell, control, library)2017-02-05TimWatson
distributed-process-task900.0Task Framework for The Cloud Haskell Application Platform (bsd3, cloud-haskell, control, library)2016-02-18AlexanderVershilov, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-tests970.0Tests and test support tools for distributed-process. (bsd3, cloud-haskell, control, library)2017-10-05AlexanderVershilov, FacundoDominguez, MathieuBoespflug, TimWatson
distributed-process-zookeeper580.0A Zookeeper back-end for Cloud Haskell. (bsd3, cloud-haskell, control, library)2017-09-09jeremyjh
distributed-static2030.0Compositional, type-safe, polymorphic static values and closures (bsd3, control, library)2019-05-12EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson
distribution-nixpkgs1020.0Types and functions to manipulate the Nixpkgs distribution (bsd3, distribution, library, nix)2019-09-24PeterSimons
distribution-opensuse750.0Types, functions, and tools to manipulate the openSUSE distribution (bsd3, distribution, library, program)2018-07-23PeterSimons
distributive25372.0Distributive functors -- Dual to Traversable (bsd3, data-structures, library)2020-04-10EdwardKmett, EricMertens, ryanglscott
ditto2242.0ditto is a type-safe HTML form generation and validation library (bsd3, library, web)2019-08-22goolord
ditto-lucid3060.0Add support for using lucid with Ditto (bsd3, library, web)2019-08-22goolord
dixi1470.0A wiki implemented with a firm theoretical foundation. (bsd3, library, program, web)2016-11-29LiamOConnorDavis
djinn760.0Generate Haskell code from a type (bsd3, program, source-tools)2014-09-07LennartAugustsson
djinn-ghc1820.0Generate Haskell code from a type. Bridge from Djinn to GHC API. (bsd3, language, library)2015-01-11AlejandroSerrano
djinn-lib1850.0Generate Haskell code from a type. Library extracted from djinn package. (bsd3, language, library)2018-05-15AlejandroSerrano
djinn-th60.0Generate executable Haskell code from a type (bsd3, language, library)2010-08-03ClaudeHeilandAllen
dlist23172.0Difference lists (bsd3, data, library)2020-04-02DonaldStewart, SeanLeather
dlist-instances2900.0Difference lists instances (bsd3, data, library)2016-07-23GregWeber, MichaelSnoyman, SeanLeather
dlist-nonempty440.0Non-empty difference lists (bsd3, data, library)2017-07-31phadej
dmcc960.0AVAYA DMCC API bindings and WebSockets server for AVAYA (bsd3, library, network, program)2020-02-05DmitryDzhus
dmenu1090.0Complete bindings to the dmenu and dmenu2 command line tools. (bsd3, library, system)2017-01-19m0rphism
dmenu-pkill440.0dmenu script for killing applications. Sortable by process id or CPU/MEM usage. (bsd3, program, system)2017-01-19m0rphism
dmenu-pmount400.0Mounting and unmounting linux devices as user with dmenu and pmount. (bsd3, program, system)2017-01-19m0rphism
dmenu-search540.0dmenu script for searching the web with customizable search engines. (bsd3, program, system)2017-01-19m0rphism
dns17662.0DNS library in Haskell (bsd3, library, network)2019-11-20KazuYamamoto
dnscache610.0Caching DNS resolver library and mass DNS resolver utility (bsd3, library, network, program)2012-01-03ErtugrulSoeylemez, esz
dnsrbl380.0Asynchronous DNS RBL lookup (bsd3, library, network)2008-08-16HoldenKarau
dnssd160.0DNS service discovery bindings (bsd3, library, network)2014-03-05MaxwellSwadling
do-list1520.0Do notation for free (bsd3, data, library, list, syntax)2016-09-19TarasSerduke
do-notation870.0Generalize do-notation to work on monads and indexed monads simultaneously. (bsd3, language, library)2018-09-09isovector
do-notation-dsl (deprecated in favor of control-dsl)400.0An alternative to monads (bsd3, control, deprecated, dsl, effect, general, io, language, library, mutable-state, polymorphism)2018-10-02yangbo
doc-review270.0Document review Web application, like http://book.realworldhaskell.org/ (bsd3, program, web)2010-12-06JoshHoyt
docidx330.0Generate an HTML index of installed Haskell packages and their documentation. (bsd3, documentation, program)2012-12-06AndyGimblett
docker2482.0An API client for docker written in Haskell (bsd3, library, network)2020-04-13denibertovic
docker-build-cacher2800.0Builds a docker image and caches all of its intermediate stages (bsd3, library, operations, program)2018-09-12lorenzo
dockerfile-creator240.0 (bsd3, library, unclassified)2020-06-02lorenzo
doclayout5690.0A prettyprinting library for laying out text documents. (bsd3, library, text)2020-01-13JohnMacFarlane
doctemplates11162.0Pandoc-style document templates (bsd3, library, text)2020-04-13JohnMacFarlane
doctest-driver-gen1060.0Generate driver file for doctest's cabal integration (bsd3, library, program, testing)2019-11-04Hexirp
docusign-base222.0Low-level bindings to the DocuSign API (bsd3, business, library)2018-10-25maerwald
docusign-base-minimal310.0Low-level bindings to the DocuSign API (only what is necessary for docusign-client) (bsd3, business, library)2018-11-28maerwald
docusign-client472.0Client bindings for the DocuSign API (bsd3, business, library)2019-06-11maerwald
docusign-example192.0DocuSign examples (bsd3, business, program)2018-10-26maerwald
doldol350.0Flag packer & handler for flaggable data (bsd3, data, library)2019-07-22yongjoon
dollaridoos320.0A newtype for monetary values (bsd3, finance, library)2017-09-19GeorgeWilson
dom-events822.0DOM Events expressed as Haskell types (bsd3, library, web)2020-04-29mikesol
dom-lt440.0The Lengauer-Tarjan graph dominators algorithm. (algorithms, bsd3, graphs, library)2019-03-19MattMorrow, AndreasK
dom-selector340.0DOM traversal by CSS selectors for xml-conduit package (bsd3, library, web)2013-06-17nebuta
domain-auth1130.0Domain authentication library (bsd3, library, network)2017-09-29KazuYamamoto
dominion1360.0A simulator for the board game Dominion. (bsd3, game, library, program, simulation)2016-12-08AdityaBhargava
domplate210.0A simple templating library using HTML5 as its template language. (bsd3, library, text, web)2015-05-22AntonEkblad
dot540.0Datatypes and encoding for graphviz dot files (bsd3, data, graphics, graphs, library)2019-03-15andrewthad, chessai
dot-linker160.0Initial project template from stack (bsd3, library, program, util)2016-06-27pjrt
dot2graphml470.0Converter from GraphViz .dot format to yEd GraphML (bsd3, graphics, program)2014-09-22IlyaPortnov
dotfs420.0Filesystem to manage and parse dotfiles (bsd3, library, program, system)2012-04-21PaulVanDerWalt
dotgen3310.0A simple interface for building .dot graph files. (bsd3, library, text)2015-03-21AndyGill, ryanglscott
dotnet-timespan400.0.NET TimeSpan (bsd3, data, library)2016-03-13YorickLaupa
double-conversion8350.0Fast conversion between double precision floating point and text (bsd3, library, text)2016-12-13BryanOSullivan, Haskell_Mouse
double-extra540.0Missing presentations for Double numbers (fixed, scientific etc.) (bsd3, library)2017-05-02tolysz
dove140.0The Dove verification language. (bsd3, formal-methods, language, library)2015-04-28TomHawkins
dovin370.0A proof assistant for Magic: The Gathering puzzles. (bsd3, games, library, program)2019-06-23xaviershay
dow880.0Dungeons of Wor (bsd3, frp, game, program, reactivity)2016-06-19GergelyPatai
download2882.0High-level file download based on URLs (bsd3, library, network)2019-03-02DonaldStewart, MagnusTherning, psibi
download-curl700.0High-level file download based on URLs (bsd3, library, network)2012-03-06DonaldStewart, SoenkeHahn
download-media-content180.0Simple tool to download images from RSS feeds (e.g. Flickr, Picasa) (application, bsd3, program)2011-08-15JasperVanDerJeugt
downloader160.0A small, low-dependency library that provides turn-key file download over HTTP and HTTPS. (bsd3, file, library, network)2019-12-10deech
dph-base490.0Data Parallel Haskell common config and debugging functions. (bsd3, data-structures, library)2012-10-25BenLippmeier
dph-examples1340.0Data Parallel Haskell example programs. (bsd3, data-structures, program)2012-10-25BenLippmeier
dph-lifted-base360.0Data Parallel Haskell common definitions used by other dph-lifted packages. (bsd3, data-structures, library)2012-10-25BenLippmeier
dph-lifted-copy300.0Data Parallel Haskell lifted array combinators. (deprecated version) (bsd3, data-structures, library)2012-10-25BenLippmeier
dph-lifted-vseg530.0Data Parallel Haskell lifted array combinators. (bsd3, data-structures, library)2012-10-25BenLippmeier
dph-par400.0(deprecated) (bsd3, data-structures, library)2012-10-25BenLippmeier
dph-prim-interface600.0Data Parallel Haskell segmented arrays. (abstract interface) (bsd3, data-structures, library)2012-10-25BenLippmeier
dph-prim-par660.0Data Parallel Haskell segmented arrays. (production version) (bsd3, data-structures, library)2012-10-25BenLippmeier
dph-prim-seq520.0Data Parallel Haskell segmented arrays. (sequential implementation) (bsd3, data-structures, library)2012-10-25BenLippmeier
dph-seq350.0(deprecated) (bsd3, data-structures, library)2012-10-25BenLippmeier
dprox660.0a lightweight DNS proxy server (bsd3, dns, program)2019-06-13BinJin
dragen170.0Automatic derivation of optimized QuickCheck random generators. (bsd3, library, testing)2018-10-19agustinmista
draw-poker260.0playing draw poker (bsd3, game, library, program)2015-07-19outoftune
drifter-sqlite320.0SQLite support for the drifter schema migraiton tool (bsd3, database, library)2018-09-15MichaelXavier
drinkery1720.0Boozy streaming library (bsd3, control, library)2018-07-18FumiakiKinoshita
drmaa1200.0A Haskell bindings to the DRMAA C library. (bsd3, language, library)2018-12-05kaizhang
dropsolve (deprecated in favor of confsolve)440.0A command line tool for resolving dropbox conflicts. Deprecated! Please use confsolve. (bsd3, deprecated, program, utils)2011-12-05DanielTrstenjak
dsh-sql510.0SQL backend for Database Supported Haskell (DSH) (bsd3, database, library, program)2015-06-10AlexUlrich2
dsmc200.0DSMC library for rarefied gas dynamics (bsd3, library, physics)2012-11-24DmitryDzhus
dsmc-tools200.0DSMC toolkit for rarefied gas dynamics (bsd3, physics, program)2012-11-24DmitryDzhus
dstring1190.0Difference strings (bsd3, data, library)2012-09-23BasVanDijk
dtab1230.0Harmonix (Guitar Hero, Rock Band) DTA/DTB metadata library (bsd3, data, library, program)2020-01-27mtolly
dtd (deprecated)1240.0Parse and render DTD files (deprecated) (bsd3, deprecated, library, text)2014-03-26MichaelSnoyman
dtd-text500.0Parse and render XML DTDs (bsd3, data, library, parsing, text, xml)2014-01-08YitzGale, M15K
dtd-types570.0Basic types for representing XML DTDs (bsd3, data, library, text, xml)2018-11-03YitzGale, M15K
dtrace80.0Haskell interface to the DTrace system tracing utility (bsd3, library, system)2009-09-24AaronTomb
dual1520.0Dual category (bsd3, library, math)2020-01-20MatthewFarkasDyck
dual-tree5240.0Rose trees with cached and accumulating monoidal annotations (bsd3, data, library)2019-10-20BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
duet550.0A tiny language, a subset of Haskell (with type classes) aimed at aiding teachers to teach Haskell (bsd3, library, program, unclassified)2019-11-18ChrisDone
dunai2150.0Generalised reactive framework supporting classic, arrowized and monadic FRP. (bsd3, frp, library, reactivity)2020-04-18IvanPerez, keera_studios_ci, keera_studios_ci_dunai
dunai-core90.0Generalised reactive framework supporting classic, arrowized and monadic FRP. (Core library fork.) (bsd3, frp, library, reactivity)2018-10-21turion
dunai-test260.0Testing library for Dunai (bsd3, library, testing)2020-04-18IvanPerez
dura270.0durable/atomic file system writes (from rio package) (bsd3, library, system)2019-04-16chessai
duration310.0A tiny compile-time time utility library inspired by zeit/ms (bsd3, library, time)2018-04-27ryotakameoka
dustme220.0Initial project template from stack (bsd3, library, program, web)2016-06-13MarkWotton
dvda (deprecated in favor of dynobud)1350.0Efficient automatic differentiation and code generation (bsd3, deprecated, library, math, numerical)2014-04-05GregHorn
dvorak380.0Dvorak encoding for Haskell. (bsd3, codec, library)2014-11-18KyleVanBerendonck
dwarf610.0Parser for DWARF debug format. (bsd3, data, library)2010-03-21ErikCharlebois
dwarf-el600.0Parser for DWARF debug format. (bsd3, data, library)2018-03-18EyalLotem
dwarfadt720.0High-level wrapper around the dwarf library (bsd3, development, library, program)2018-03-18EyalLotem
dwergaz630.0A minimal testing library (bsd3, library, testing)2020-05-05henrytill
dx9base350.0Backend for a binding to the Microsoft DirectX 9 API. (bsd3, graphics, library)2011-09-03KidoTakahiro
dx9d3d580.0A binding to the Microsoft DirectX 9 API. (bsd3, graphics, library)2011-12-07KidoTakahiro
dx9d3dx130.0A binding to the Microsoft DirectX 9 D3DX API. (bsd3, graphics, library)2011-09-03KidoTakahiro
dyckword790.0A library for working with binary Dyck words. (bsd3, library, math)2017-05-01arbelos
dyepack300.0Programatically identify space leaks in your program. (bsd3, library, unclassified)2019-08-25mpickering, luke_
dynamic1800.0A dynamic type for Haskell (bsd3, development, library)2019-04-06ChrisDone
dynamic-cabal830.0Access the functions from the Cabal library without depending on it (bsd3, distribution, library)2015-03-29BennoFuenfstueck
dynamic-graph1370.0Draw and update graphs in real time with OpenGL (bsd3, graphics, library)2019-07-21adamwalker
dynamic-graphs800.0Dynamic graph algorithms (bsd3, data, library)2019-01-23JasperVanDerJeugt
dynamic-linker-template810.0Automatically derive dynamic linking methods from a data type. (bsd3, library, system)2016-10-11SylvainHenry
dynamic-loader320.0lightweight loader of GHC-based modules or packages (bsd3, library, system)2016-08-25GaborGreif
dynamic-mvector470.0A wrapper around MVector that enables pushing, popping and extending. (bsd3, data, library)2017-03-10AndrasKovacs
dynamic-object620.0Object-oriented programming with duck typing and singleton classes. (bsd3, data, library)2013-01-15TakayukiMuranushi
dynamic-pp180.0A pretty-print library that employs a dynamic programming algorithm for optimal rendering. (bsd3, library, text)2015-07-19emc2
dynamodb-simple930.0Typesafe library for working with DynamoDB database (bsd3, database, library)2019-05-17ondrap
dynloader260.0Dynamically runtime loading packages (bsd3, library, system)2018-11-16taqenoqo
dyre6680.0Dynamic reconfiguration in Haskell (bsd3, configuration, development, library)2014-04-08WillDonnelly, frasertweedale
dzen-dhall810.0Configure dzen2 bars in Dhall language (bsd3, library, program, unclassified)2020-02-18klntsky
each712.25Template Haskell library for writing monadic expressions more easily (bsd3, language, library)2018-11-30dramforever, ice1000
eap810.0Extensible Authentication Protocol (EAP) (bsd3, library, network)2018-06-21erick
ease360.0Robert Penner's easing equations (bsd3, game, library, math)2018-06-07fresheyeball
easy-bitcoin110.0types and functions for bitcoin applications (bsd3, library, network)2015-10-24AlejandroDuranPallares
easy-file10390.0Cross-platform File handling (bsd3, library, system)2018-05-15KazuYamamoto
easytensor1220.0Pure, type-indexed haskell vector, matrix, and tensor library. (bsd3, geometry, library, math)2019-09-30achirkin
easytensor-vulkan860.0Use easytensor with vulkan-api. (bsd3, geometry, graphics, library, math, opengl, vulkan)2019-09-30achirkin
ebeats320.0Time in ebeats (bsd3, library, time)2012-02-23BrianLewis
ec2-signature470.0The Amazon EC2 style signature calculator. (bsd3, library, network)2013-12-15YusukeNomura
ec2-unikernel950.0A handy tool for uploading unikernels to Amazon's EC2. (aws, bsd3, program, unikernel)2018-08-27AdamWick
eccrypto622.0Elliptic Curve Cryptography for Haskell (bsd3, cryptography, library)2020-03-23MarcelFourne
eccrypto-ed25519-bindings300.0provides "ed25519" API using "eccrypto" (bsd3, cryptography, library)2020-03-23MarcelFourne
echo3930.0A cross-platform, cross-console way to handle echoing terminal input (bsd3, library, system)2017-01-31ryanglscott
ecstasy390.0A GHC.Generics based entity component system. (bsd3, game, library)2018-05-15isovector
ecu1130.0Tools for automotive ECU development. (bsd3, embedded, program, utils)2010-11-24TomHawkins
ed25519-donna380.0Haskell bindings to ed25519-donna (Elliptical Curve Signature Scheme) (bsd3, cryptography, library)2016-02-11ThomasDuBuisson
eddie530.0Command line file filtering with haskell (bsd3, cli-tool, program)2015-05-27MikeMeyer
edenmodules240.0Semi-explicit parallel programming library (bsd3, control, distributed-computing, eden, library, parallelism)2014-04-06MischaDieterle, JostBerthold, horstmeyer
edenskel680.0Semi-explicit parallel programming skeleton library (bsd3, control.parallel.eden, library)2015-06-10MischaDieterle, JostBerthold, horstmeyer
edit970.0A monad for rewriting things. (bsd3, data, library)2018-09-03theindigamer
edit-distance6580.0Levenshtein and restricted Damerau-Levenshtein edit distances (algorithms, bsd3, library)2015-07-12MaxBolingbroke, phadej</