Packages tagged library

10969 packages have this tag.

[Merge tag] (trustees only)

Related tags: bsd3 (6738), mit (1992), data (1630), program (1548), web (1377), network (860), gpl (792), deprecated (744), text (706), control (638), system (546), math (484), language (482), graphics (449), development (437), database (367), benchmark (328), lgpl (303), public-domain (278), testing (251), cloud (246), data-structures (214), apache (203), concurrency (192), unclassified (179), parsing (171), distributed-computing (159), sound (151), aws (134), mpl (126), codec (123), cryptography (118), game (118), algorithms (113), google (110), ffi (106), xml (101), bsd2 (93), generics (92), yesod (92), compilers-interpreters (85), monads (84), bioinformatics (81), music (78), natural-language-processing (75), foreign (72), conduit (66), frp (65), prelude (65), user-interfaces (65), json (64), numerical (62), distribution (58), gui (57), hardware (52), acme (49), ai (48), statistics (48), pipes (45), finance (44), agpl (42), numeric (42), utils (40), bindings (39), debug (37), parallelism (37), algebra (35), console (35), template-haskell (35), type-system (35), machine-learning (34), time (34), lenses (32), snap (32), logic (31), configuration (30), game-engine (30), theorem-provers (30), compiler (29), enumerator (28), formal-methods (28), graphs (28), api (26), logging (26), embedded (24), failure (24), physics (24), records (24), reactivity (23), streaming (23), utility (23), dependent-types (22), error-handling (22), security (22), servant (22), crypto (21), test (21), code-generation (20), education (20), ghc (20), aviation (19), monad (19), other (19), parser (19), serialization (19), tools (19), data-mining (18), io-streams (18), combinators (17), filesystem (17), javascript (17), manatee (17), yi (17), comonads (16), editor (16), happstack (16), simulation (16), cli (15), foreign-binding (15), pretty-printer (15), desktop (14), documentation (14), audio (13), constraints (13), network-apis (13), nix (13), optimization (13), postgresql (13), application (12), bitcoin (12), effect (12), ide (12), image (12), jvm (12), monadic-regions (12), optimisation (12), random (12), compression (11), concurrent (11), eventsourcing (11), geometry (11), html (11), networking (11), number-theory (11), science (11), search (11), smt (11), composition (10), csv (10), extension (10), list (10), symbolic-computation (10), authentication (9), clckwrks (9), fay (9), formal-languages (9), hasql (9), irc (9), java (9), reflection (9), .net (8), codecs (8), geography (8), interfaces (8), monitoring (8), project (8), trace (8), validity (8), ats (7), benchmarking (7), bit-vectors (7), browser (7), categories (7), clustering (7), compatibility (7), compiler-plugin (7), git (7), lens (7), mathematics (7), media (7), pugs (7), zift (7), email (6), exceptions (6), ffi-tools (6), functors (6), haskell (6), nlp (6), options (6), regex (6), robotics (6), shake (6), static-analysis (6), string (6), syntax (6), template (6), animation (5), arrows (5), build (5), chemistry (5), client (5), cloud-haskell (5), clr (5), conversion (5), ethereum (5), file (5), functions (5), generic (5), hash (5), message-oriented-middleware (5), mobile (5), parsers (5), pdf (5), phantom-types (5), profiling (5), protocol (5), teaching (5), todo (5), typography (5), utilities (5), vector (5), adsb (4), avers (4), bio (4), charts (4), classification (4), command-line (4), debian (4), desktop-environment (4), http (4), latex (4), linguistics (4), metrics (4), microcontroller (4), operating-system (4), pup-events (4), scripting (4), stm32 (4), stomp (4), stratux (4), terminal (4), tool (4), tree (4), uniform (4), userinterface (4), value (4), algorithm (3), apple (3), argumentation (3), business (3), bytestring (3), compilers (3), containers (3), datamining (3), disassembler (3), dsl (3), fedora (3), github (3), haskell2010 (3), languages (3), logic-programming (3), machine-vision (3), maths (3), middleware (3), model (3), password (3), quasiquotes (3), raspberrypi (3), reactive (3), recursion (3), refactoring (3), service (3), software (3), source-tools (3), swagger (3), transformation (3), types (3), ui (3), unicode (3), unknown (3), user-interface (3), util (3), xmonad (3), aop (2), application-server (2), artificial-intelligence (2), aspect-oriented-programming (2), attoparsec (2), automation (2), big-data (2), bit (2), bsd4 (2), cache (2), command-line-tool (2), criu (2), data-science (2), data-structure (2), database-testing-web (2), date (2), debugging (2), demo (2), digest (2), download-manager (2), eden (2), educational (2), experimental (2), font (2), foundation (2), framework (2), genealogy (2), gpu (2), graph (2), haskell98 (2), heuristics (2), i2c (2), image-processing (2), interaction (2), io (2), irc-client (2), lexer (2), linear-algebra (2), linux (2), machines (2), medical (2), minecraft (2), noise (2), numerics (2), oracle (2), parsercombinators (2), pattern-classification (2), performance (2), persistent (2), polymorphism (2), preprocessor (2), quantum (2), quickcheck (2), reverse-engineering (2), scheduling (2), semantic-web (2), services (2), shell (2), simple (2), svg (2), templating (2), th (2), toml (2), unification (2), unsafe (2), uri (2), visual-programming (2), wai (2), zippers (2), (1), accessibility (1), adjunctions (1), algorithm-visualization (1), anatomy (1), applicative (1), arxiv (1), asp (1), ast (1), atom (1), attribute-grammars (1), backup (1), base (1), binary (1), blockchain (1), bsd (1), bsparse (1), builders (1), bytestrings (1), c (1), cabal (1), caching (1), calendar (1), captcha (1), cast (1), category (1), cgi (1), ci (1), code-competitions (1), combinatorics (1), command-line-tools (1), commandline (1), commercial (1), common-parts (1), compilation (1), computer-algebra (1), constraint (1), contract (1), contracts (1), ...

Name
DLs
Rating
Description
Tags
Last U/L
Maintainer
3dmodels110.03D model parsers (graphics, lgpl, library)2014-11-08capsjac
AAI280.0Abstract Application Interface. (control, library, mit)2015-08-03bash0r
ABList220.0An alternating list of two types (bsd3, data, library)2014-06-23DylanJust
AC-Angle120.0Angles in degrees and radians. (bsd3, data, library, math, numerical)2010-07-23AndrewCoppin
AC-Boolean230.0Handle Boolean values generatically. (bsd3, data, library, logic, math)2010-11-09AndrewCoppin
AC-BuildPlatform170.0Detect which OS you're running on. (bsd3, library, system)2011-06-08AndrewCoppin
AC-Colour470.0Efficient RGB colour types. (bsd3, data, graphics, library, math, numerical)2014-01-12AndrewCoppin
AC-EasyRaster-GTK300.0GTK+ pixel plotting. (bsd3, graphics, library)2010-10-28AndrewCoppin
AC-HalfInteger210.0Efficient half-integer type. (bsd3, data, library, math, numerical)2009-08-12AndrewCoppin
AC-MiniTest110.0A simple test framework. (bsd3, library, testing)2012-02-24AndrewCoppin
AC-PPM140.0Trivial package for writing PPM images. (bsd3, codec, graphics, library)2010-01-18AndrewCoppin
AC-Random130.0A pure Haskell PRNG. (bsd3, library, random)2011-08-25AndrewCoppin
AC-Terminal100.0Trivial wrapper over ansi-terminal. (bsd3, data, library, math, numerical)2010-10-28AndrewCoppin
AC-VanillaArray160.0Immutable arrays with plain integer indicies. (bsd3, data, library)2010-01-17AndrewCoppin
AC-Vector930.0Efficient geometric vectors and transformations. (bsd3, data, graphics, library, math, numerical)2011-08-12AndrewCoppin
AC-Vector-Fancy470.0Fancy type-system stuff for AC-Vector (bsd3, data, graphics, library, math, numerical)2010-08-15AndrewCoppin
ACME222.25Essential features (acme, bsd3, library)2015-01-02JamesCandy
ADPfusion1560.0Efficient, high-level dynamic programming. (algorithms, bioinformatics, bsd3, data-structures, formal-languages, library)2017-03-06ChristianHoener
ADPfusionForest120.0Dynamic programming on tree and forest structures (bioinformatics, bsd3, formal-languages, library)2017-11-23ChristianHoener
ADPfusionSet220.0Dynamic 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)210.0foundational 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)240.0Compositional 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)1600.0arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math)2011-05-11MichalKonecny
AERN-Real-Double (deprecated in favor of aern2-mp, aern2-real)310.0arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math, program)2011-05-11MichalKonecny
AERN-Real-Interval (deprecated in favor of aern2-mp, aern2-real)210.0arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math)2011-05-11MichalKonecny
AERN-RnToRm (deprecated)1160.0polynomial function enclosures (PFEs) approximating exact real functions (bsd3, data, deprecated, library, math)2009-07-29MichalKonecny
AERN-RnToRm-Plot (deprecated)640.0GL plotting of polynomial function enclosures (PFEs) (bsd3, data, deprecated, library, math)2009-08-01MichalKonecny
AES1310.0Fast AES encryption/decryption for bytestrings (bsd3, cryptography, library)2014-05-07SveinOveAas
AFSM752.0Arrowized functional state machines (frp, library, mit)2016-04-21hanzhxu
AGI630.0A library for writing AGI scripts for Asterisk (bsd3, library, network)2009-12-07JeremyShaw
ALUT1210.0A binding for the OpenAL Utility Toolkit (bsd3, library, sound)2016-01-03StephenBlackheath, SvenPanne
AMI140.0Low-level bindings for Asterisk Manager Interface (AMI). (bsd3, library, network)2012-01-16IlyaPortnov
ANum780.0Num instance for Applicatives provided via the ANum newtype (bsd3, data, library)2018-02-13DanBurton
ASN1 (deprecated)240.0ASN.1 support for Haskell (bsd3, deprecated, language, library)2008-06-22DominicSteinitz
AVar (deprecated)510.0Mutable variables with Exception handling and concurrency support. (bsd3, concurrency, deprecated, library)2009-12-08AlexMason
AWin32Console130.0A binding to a part of the ANSI escape code for the console (bsd3, library, system)2010-01-24HaraldWolfsgruber
AbortT-monadstf130.0Monads-tf instances for the AbortT monad transformer. (bsd3, control, library)2012-12-07GregoryCrosswhite
AbortT-mtl210.0mtl instances for the AbortT monad transformer (bsd3, control, library)2016-02-06GregoryCrosswhite
AbortT-transformers400.0A monad and monadic transformer providing "abort" functionality (bsd3, control, library)2016-02-06GregoryCrosswhite
ActionKid210.0An easy-to-use video game framework for Haskell. (bsd3, game-engine, library, program)2014-11-11AdityaBhargava
Adaptive250.0Library for incremental computing. (algorithms, bsd3, library, program)2013-01-28DustinDeWeese, MagnusCarlsson, PeterJonsson
Adaptive-Blaisorblade120.0Library for incremental computing. (bsd3, control, library, program)2013-01-26PaoloGiarrusso
AesonBson290.0Mapping between Aeson's JSON and Bson objects. (data, library)2014-10-03AndrasSlemmer, NiklasHambuechen
Agata (deprecated in favor of testing-feat)420.0Generator-generator for QuickCheck (bsd3, deprecated, library, testing)2012-08-01JonasDuregard
Agda3282.5A dependently typed functional programming language and proof assistant (dependent-types, library, program)2017-09-08AndreasAbel, AndresSicardRamirez, NilsAndersDanielsson, UlfNorell
AhoCorasick300.0Aho-Corasick string matching algorithm (bsd3, library, text)2012-11-09SergeyLymar
AlanDeniseEricLauren230.0Find the minimal subset/submap satisfying some property. (algorithms, benchmark, bsd3, library)2016-08-24EchoNolan
AlignmentAlgorithms440.0Collection of alignment algorithms (algorithms, bioinformatics, data-structures, gpl, library, linguistics)2017-03-14ChristianHoener
Animas180.0Updated version of Yampa: a library for programming hybrid systems. (bsd3, frp, library, reactivity)2011-03-27EdwardAmsden
Annotations660.0Constructing, analyzing and destructing annotated trees (bsd3, generics, library)2016-12-05MartijnVanSteenbergen
ApplePush140.0Library for Apple Push Notification Service (bsd3, library, network, program)2009-07-13ChrisMoos
ApproxFun-hs100.0Function approximation (bsd3, library, math)2015-04-26DominicSteinitz
ArrayRef400.0Unboxed references, dynamic arrays and more (bsd3, data, library)2009-06-26GwernBranwen
ArrowVHDL220.0A library to generate Netlist code from Arrow descriptions. (library, public-domain, testing)2015-02-21frosch03, brettschneider
AspectAG1570.0Attribute Grammars in the form of an EDSL (development, lgpl, library)2012-08-02MarcosViera
AttoBencode520.0Fast Bencode encoding and parsing library (bsd3, data, library)2014-06-24FlorianHartwig
AttoJson (deprecated in favor of aeson)890.0Simple lightweight JSON parser, generator & manipulator based on ByteString (bsd3, deprecated, library, text)2011-02-03HiromiIshii
AutoForms200.0GUI library based upon generic programming (SYB3) (gui, lgpl, library)2008-09-17MadsLindstroem
AvlTree700.0Balanced binary trees using the AVL algorithm. (bsd3, data-structures, library)2008-08-29AdrianHey
BASIC662.0Embedded BASIC (bsd3, language, library)2009-02-09LennartAugustsson
BCMtools160.0Big Contact Map Tools (bioinformatics, library, mit, program)2015-05-05kaizhang
BNFC1680.0A compiler front-end generator. (development, gpl, library, program)2016-02-04AndreasAbel, GregoireDetrez, MarkusForsberg, ThomasHallgren
BNFC-meta1890.0Deriving Parsers and Quasi-Quoters from BNF Grammars (development, gpl, library)2017-11-24JeanPhilippeBernardy, JonasDuregard
Baggins110.0Tools for self-assembly (gpl, library, math)2014-06-12pmeunier
Bang700.0A Drum Machine DSL for Haskell (library, mit, sound)2015-10-265outh
Barracuda120.0An ad-hoc P2P chat program (gpl, library, network, program)2008-04-05GwernBranwen
BenchmarkHistory210.0Benchmark functions with history (benchmarking, gpl, library)2015-11-19ChristianHoener
BerkeleyDB1480.0Berkeley DB binding (bsd3, database, library)2013-03-13JohnMcCall, StephenBlackheath
BerkeleyDBXML1090.0Berkeley DB XML binding (bsd3, database, library)2011-09-06StephenBlackheath
BerlekampAlgorithm120.0Factorization of polynomials over finite field (bsd3, library, math)2013-06-10AbdelwahebMiled
BiGUL292.25The Bidirectional Generic Update Language (generics, language, lenses, library, public-domain)2016-08-30joshko, Zirun
Binpack540.0Common bin-packing heuristics. (algorithms, bsd3, heuristics, library)2014-02-07BjoernBrandenburg, DavidFeng
BioHMM2270.0Libary for Hidden Markov Models in HMMER3 format. (bioinformatics, gpl, library)2017-06-09FlorianEggenhofer
Biobase570.0Base library for bioinformatics (bioinformatics, gpl, library)2011-04-08ChristianHoener
BiobaseBlast290.0BLAST-related tools (bioinformatics, gpl, library)2017-09-28ChristianHoener
BiobaseDotP100.0Vienna / DotBracket / ExtSS parsers (bioinformatics, gpl, library)2011-08-22ChristianHoener
BiobaseFR3D490.0Importer for FR3D resources (bioinformatics, gpl, library)2012-02-16ChristianHoener
BiobaseFasta470.0conduit-based FASTA parser (bioinformatics, gpl, library, program)2013-12-06ChristianHoener
BiobaseInfernal1630.0Infernal data structures and tools (benchmark, bioinformatics, gpl, library, program)2017-03-14ChristianHoener
BiobaseMAF120.0Multiple Alignment Format (bioinformatics, gpl, library)2011-07-29ChristianHoener
BiobaseNewick300.0Newick file format parser. (bioinformatics, bsd3, library, program)2017-07-07ChristianHoener
BiobaseTrainingData470.0RNA folding training data (bioinformatics, gpl, library, program)2011-09-29ChristianHoener
BiobaseTurner1110.0Import Turner RNA parameters (bioinformatics, gpl, library)2013-04-25ChristianHoener
BiobaseTypes690.0Collection of types for bioinformatics (bioinformatics, bsd3, data-structures, library)2017-11-23ChristianHoener
BiobaseVienna1030.0Import Vienna energy parameters (bioinformatics, gpl, library)2013-04-22ChristianHoener
BiobaseXNA2710.0Efficient RNA/DNA/Protein Primary/Secondary Structure (bioinformatics, gpl, library, program)2017-11-23ChristianHoener
BitStringRandomMonad460.0 (bsd3, crypto, library)2017-05-04Ofenhed
BitSyntax380.0A module to aid in the (de)serialisation of binary data (bsd3, library, serialization)2015-10-26AdamLangley, joecrayne
Bitly (deprecated)780.0A library to access bit.ly URL shortener. (bsd3, deprecated, library, web)2012-02-02SergeyAstanin
BlastHTTP560.0Libary to interface with the NCBI blast REST interface (bioinformatics, gpl, library)2016-11-12FlorianEggenhofer
Blobs270.0Diagram editor (graphics, lgpl, library, program)2012-06-19AlanZimmerman
BlogLiterately4900.0A tool for posting Haskelly articles to blogs (gpl, library, program, web)2018-01-31BrentYorgey, RobertGreayer
BlogLiterately-diagrams2060.0Include images in blog posts with inline diagrams code (bsd3, library, program, web)2018-02-19BrentYorgey
Blogdown721.5A markdown-like markup language designed for blog posts (agpl, library, program, web)2018-02-05alexbecker
BluePrintCSS (deprecated)90.0Html document layout library. (bsd3, deprecated, library, text, web)2010-08-03SergeyMironov
Blueprint100.0Preview of a new build system. (bsd3, distribution, library)2009-11-30GregoryCrosswhite
Boolean2100.0Generalized booleans and numbers (bsd3, data, library)2017-02-19ConalElliott
BoundedChan970.0Implementation of bounded channels. (bsd3, concurrency, library)2014-05-14AdamWick
Bravo170.0Static text template generation library (bsd3, library, text)2010-03-24MatthiasReisner
BufferedSocket400.0A socker wrapper that makes the IO of sockets much cleaner (library, mit, network)2015-08-12tmore
CBOR220.0Encode/Decode values to/from CBOR (data, lgpl, library)2014-07-24KyleMurphy
CC-delcont290.0Delimited continuations and dynamically scoped variables (control, library)2016-05-11DanDoel
CC-delcont-alt380.0Three new monad transformers for multi-prompt delimited control (bsd3, control, library)2012-10-23KidoTakahiro
CC-delcont-cxe260.0A monad transformers for multi-prompt delimited control (bsd3, control, library)2011-10-12KidoTakahiro
CC-delcont-exc130.0A monad transformers for multi-prompt delimited control (bsd3, control, library)2011-10-12KidoTakahiro
CC-delcont-ref90.0A monad transformers for multi-prompt delimited control using refercence cells (bsd3, control, library)2011-10-12KidoTakahiro
CC-delcont-ref-tf250.0A monad transformers for multi-prompt delimited control using refercence cells (bsd3, control, library)2011-10-18KidoTakahiro
CCA850.0preprocessor and library for Causal Commutative Arrows (CCA) (bsd3, development, library, program)2015-05-08PaulLiu
CHXHtml560.0A W3C compliant (X)HTML generating library (bsd3, library, web)2011-07-26PaulTalaga
CLASE370.0Cursor Library for A Structured Editor (bsd3, data, library)2009-02-11TristanAllwood
CLI130.0CLI tools (bsd3, data, library)2015-03-10g960059
CMCompare360.0Infernal covariance model comparison (bioinformatics, gpl, library, program)2012-11-22ChristianHoener
CMQ120.0cwmwl udp message queue (bsd3, library, system)2012-07-02JoergFritsch
COrdering240.0An algebraic data type similar to Prelude Ordering. (bsd3, data, library)2008-07-23AdrianHey
CSPM-CoreLanguage720.0Definition of a CSP core-language. (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-FiringRules640.0Firing rules semantic of CSPM (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-Frontend1140.0A CSP-M parser compatible with FDR-2.91 (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-Interpreter940.0An interpreter for CSPM (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-ToProlog550.0some modules specific for the ProB tool (bsd3, formal-methods, library)2017-10-26MarcFontaine
CSPM-cspm1000.0cspm command line tool for analyzing CSPM specifications. (bsd3, concurrency, formal-methods, language, library, program)2017-10-26MarcFontaine
CTRex150.0Open records using closed type families. (bsd3, data, data-structures, library)2014-11-13AtzeVanDerPloeg
CV1270.0OpenCV based machine vision library (ai, gpl, graphics, library, machine-vision)2013-01-17VilleTirronen
Cabal13592.5A framework for packaging Haskell software (bsd3, distribution, library)2017-12-04DuncanCoutts, IanLynagh, JohanTibell, MikhailGlushenkov, ryant
Cabal-ide-backend100.0A framework for packaging Haskell software (bsd3, distribution, library)2015-03-30MichaelSnoyman
Capabilities90.0Separate and contain effects of IO monad. (bsd3, generics, library, security)2013-08-08BaldurBlondal
Cardinality230.0Measure container capacity. Use it to safely change container. (data, lgpl, library)2010-01-20AndreySisoyev
CarneadesDSL510.0An implementation and DSL for the Carneades argumentation model. (ai, argumentation, bsd3, embedded, library)2014-05-01BasVanGijzel
CarneadesIntoDung190.0A translation from the Carneades argumentation model into Dung's AFs. (ai, argumentation, bsd3, embedded, library, program)2014-05-03BasVanGijzel
Cartesian490.0Coordinate systems (library, math, mit)2016-10-10SwiftsNamesake
Cascade110.0Playing with reified categorical composition (control, library, public-domain)2014-11-14NoahEasterly
Cassava132.0A CSV parsing and encoding library (bsd3, csv, library, text, web)2017-09-30fozworth
Catana290.0A monad for complex manipulation of a stream. (bsd3, control, library)2012-02-22DustinDeWeese
ChannelT1340.0Generalized stream processors (bsd3, control, enumerator, iteratee, library, pipes, proxies)2018-01-28pthariensflame
Chart4542.0A library for generating 2D Charts and Plots (bsd3, graphics, library)2018-02-20TimDocker
Chart-cairo2170.0Cairo backend for Charts. (bsd3, graphics, library)2018-02-20TimDocker
Chart-diagrams2630.0Diagrams backend for Charts. (bsd3, graphics, library)2018-02-20TimDocker
Chart-gtk2010.0Utility functions for using the chart library with GTK (bsd3, graphics, library)2018-02-20TimDocker
Chart-simple (deprecated)780.0A wrapper for the chart library to assist with basic plots (Deprecated - use the Easy module instead) (bsd3, deprecated, graphics, library)2015-01-17TimDocker
ChasingBottoms2420.0For testing partial and infinite values. (library, mit, testing)2017-08-24DonaldStewart, NilsAndersDanielsson
Checked150.0Inbuilt checking for ultra reliable computing (bsd3, data, library)2012-11-05RobertOnslow
ChristmasTree570.0Alternative approach of 'read' that composes grammars instead of parsers. (lgpl, library, parsing)2013-01-23DoaitseSwierstra, MarcosViera
CirruParser (deprecated in favor of cirru-parser)90.0Cirru Parser in Haskell (deprecated, library, mit, text)2015-05-10jiyinyiyong
ClassLaws280.0Stating and checking laws for type class methods (bsd3, library, testing)2012-09-14PatrikJansson
ClassyPrelude150.0Prelude replacement using classes instead of concrete types where reasonable (bsd3, control, data, library)2010-05-31SveinOveAas
Clean (deprecated in favor of definitive-base)220.0A light, clean and powerful utility library (bsd3, control, deprecated, library)2013-06-10MarcCoiffier
Clipboard940.0System clipboard interface. (bsd3, library, system)2017-07-06DanielDiaz
ClustalParser960.0Libary for parsing Clustal tools output (bioinformatics, gpl, library, program)2017-02-06FlorianEggenhofer
Coadjute (deprecated)260.0A generic build tool (bsd3, deprecated, development, library)2011-03-17MattiNiemenmaa
Codec-Compression-LZF80.0LZF compression bindings. (bsd3, codec, library)2007-07-06DonaldStewart
Codec-Image-DevIL440.0An FFI interface to the DevIL library (bsd3, codecs, library)2017-06-22LukePalmer
Command (deprecated in favor of system-command)550.0A replacement for System.Exit and System.Process (bsd3, deprecated, library, system)2012-07-28TonyMorris
Commando300.0Watch some files; Rerun a command (development, library, mit, program)2014-03-06LyndonMaydwell
ComonadSheet120.0A library for expressing spreadsheet-like computations as the fixed-points of comonads. (bsd3, control, library)2014-06-28kwf
Compactable (deprecated in favor of compactable)260.0A generalization for containers that can be stripped of Nothing (bsd3, control, deprecated, library)2017-03-06fresheyeball
Concurrent-Cache642.0A Cached variable for IO functions. (bsd3, concurrency, library)2016-07-23Ofenhed
ConcurrentUtils560.0Concurrent utilities (concurrency, gpl, library)2017-06-19JamesCandy
Concurrential530.0Mix concurrent and sequential computation (bsd3, control, library)2015-09-04alexvieth
Condor260.0Information retrieval library (bsd3, library, program, search, text)2014-01-20klangner
ConfigFile1210.0Configuration file reading & writing (bsd3, library, parsing)2014-10-30JohnGoerzen
ConfigFileTH160.0Template haskell for reading ConfigFiles. (lgpl, library, parsing, template-haskell)2011-12-05VilleTirronen
Configger80.0Parse config files (configuration, library, mit)2011-12-26NateSoares
Configurable130.0Declare types as Configurable then specialize them all in one place (control, library, mit)2012-10-19JosephAbrahamson
ConsStream80.0Trivial re-export of Wouter Swierstra's Stream package, avoiding module name clash. (bsd3, data, library)2012-04-16ConalElliott
ConstraintKinds580.0Repackages standard type classes with the ConstraintKinds extension (bsd3, control, library)2014-05-20MikeIzbicki
Consumer80.0A monad and monad transformer for consuming streams (bsd3, library, monads)2009-10-27JeremyShaw
ContArrow480.0Control.Arrow.Transformer.Cont (bsd3, control, library)2009-09-21EvgenyJukov
Contract100.0Practical typed lazy contracts. (bsd3, development, library)2012-07-19OlafChitil
Control-Engine (deprecated)640.0A parallel producer/consumer engine (thread pool) (bsd3, control, deprecated, library)2009-08-18ThomasDuBuisson
Control-Monad-MultiPass100.0A Library for Writing Multi-Pass Algorithms. (bsd3, control, library)2013-06-14KevinBackhouse
Control-Monad-ST280.0A variation on the ST monad with two type parameters. (bsd3, control, library)2013-06-11KevinBackhouse
CoreDump350.0A GHC plugin for printing GHC's internal Core data structures. (bsd3, ghc, library)2015-10-25OmerAgacan
CoreErlang260.0Manipulating Core Erlang source code (bsd3, language, library)2015-09-18AlexKropivny, HenriqueFerreiro
CoreFoundation90.0Bindings to Mac OSX's CoreFoundation framework (bsd3, library, system)2012-03-01ReinerPope
Coroutine60.0Type-safe coroutines using lightweight session types. (bsd3, control, library)2008-12-18RyanIngram
CouchDB900.0CouchDB interface (bsd3, database, library)2015-05-06GaneshSittampalam, SimonMichael
Craft3e1060.0Code for Haskell: the Craft of Functional Programming, 3rd ed. (education, library, mit, program)2016-09-01SimonThompson
Crypto1070.0Collects together existing Haskell cryptographic functions into a package (codec, cryptography, library, program)2012-12-12CreightonHogg, DominicSteinitz, IsaacJones, LennartAugustsson
CurryDB180.0CurryDB: In-memory Key/Value Database (benchmark, bsd3, database, library, program)2013-01-30HideyukiTanaka
DAV2950.0RFC 4918 WebDAV support (gpl, library, program, web)2018-02-02ClintAdams
DBus560.0D-Bus bindings (bsd3, desktop, library, network)2014-08-12AlexanderKojevnikov, DavidHimmelstrup, GwernBranwen
DCFL630.0Communication Free Learning-based constraint solver (data, library, mit)2015-07-08dpandya
DOH292.0Complete API bindings for DigitalOcean API V2 (library, mit, network)2017-08-02yigitozkavci
DOM250.0DOM Level 2 bindings for the WebBits package. (bsd3, library, web)2009-04-26DmitryGolubovsky
DP180.0Pragmatic framework for dynamic programming (algorithms, bsd3, library, math, natural-language-processing)2010-03-08SashaRush
DPM300.0Darcs Patch Manager (development, gpl, library, program)2011-12-06StefanWehr
DPutils220.0utilities for DP (benchmark, bsd3, data, library)2017-03-03ChristianHoener
DRBG1850.0Deterministic random bit generator (aka RNG, PRNG) based HMACs, Hashes, and Ciphers. (bsd3, cryptography, library)2015-11-12ThomasDuBuisson
DSA480.0Implementation of DSA, based on the description of FIPS 186-4 (bsd3, codec, cryptography, library)2017-02-26AdamWick
DSH2790.0Database Supported Haskell (bsd3, database, library, program)2015-06-03GeorgeGiorgidze, JeroenWeijers, AlexUlrich, AlexUlrich2
DSTM230.0A framework for using STM within distributed systems (distributed-computing, lgpl, library, program)2010-08-05FrankKupke
DTC320.0Data To Class transformation. (bsd3, language, library)2013-04-21DanielDiaz
Dangerous860.0Monads for operations that can exit early and produce warnings (error-handling, library, mit)2012-01-30NateSoares
Dao160.0Dao is meta programming language with its own built-in interpreted language, designed with artificial intelligence applications in mind. (gpl, library, program, unclassified)2014-11-21RaminHonary
DarcsHelpers70.0Code used by Patch-Shack that seemed sensible to open for reusability (gpl, library, web)2008-11-26ThomasHartman
Data-Angle130.0Geometric angles (bsd3, data, library, math)2017-03-26deadmanswitch
Data-Hash-Consistent130.0Provide a simple consistent hashing mechanism (bsd3, data, library)2012-11-20BradClawsie
Data-Rope (deprecated in favor of data-rope)220.0Ropes, an alternative to (Byte)Strings. (data, deprecated, gpl, library)2010-05-29PierreEtienneMeunier
DataIndex160.0A package for adding index column to data files (benchmark, data, library, mit, program)2016-10-09steven_yhw
DataTreeView150.0A GTK widget for displaying arbitrary Data.Data.Data instances (bsd3, debug, development, gui, library)2012-06-18DanielSchuessler
Deadpan-DDP1400.0Write clients for Meteor's DDP Protocol (library, mit, program, unclassified)2015-10-15LyndonMaydwell
DebugTraceHelpers330.0Convenience functions and instances for Debug.Trace (debug, gpl, library)2008-11-11ThomasHartman
Decimal1390.0Decimal numbers with variable precision (bsd3, library, math)2018-01-03PaulJohnson
DecisionTree240.0A very simple implementation of decision trees for discrete attributes. (algorithms, lgpl, library, pattern-classification)2009-01-25AdrianNeumann
DeepArrow650.0Arrows for "deep application" (bsd3, combinators, control, library)2013-08-13ConalElliott
DeepDarkFantasy1680.0A DSL for creating neural network. (apache, dsl, library)2017-08-19MarisaVeryMoe
DescriptiveKeys150.0A library for specifying xmonad key bindings with functionality. (bsd3, library, system)2012-11-18TonyMorris
Dflow90.0Processing Real-time event streams (bsd3, library, reactivity)2012-04-29PaulJohnson
Diff2440.0O(ND) diff algorithm in haskell. (algorithms, bsd3, library)2016-04-23DavidFox, SterlingClover
DifferenceLogic190.0A theory solver for conjunctions of literals in difference logic (bsd3, library, math)2014-11-05dillonhuff
DifferentialEvolution180.0Global optimization using Differential Evolution (algorithms, library, mit, numerical, optimization)2011-03-11VilleTirronen
Digit (deprecated in favor of digit)310.0A data-type representing digits 0-9 (bsd3, data, deprecated, library)2011-09-06TonyMorris
DigitalOcean140.0A client library for the DigitalOcean API (agpl, library, network)2014-12-27lclarkmichalek
DimensionalHash640.0An n-dimensional hash using Morton numbers. (algorithms, bsd3, data, library)2011-05-10GhassenHamrouni
DirectSound100.0Partial binding to the Microsoft DirectSound API. (bsd3, library, sound)2013-11-04BalazsKomuves
DisTract100.0Distributed Bug Tracking System (bsd3, library, program, system)2008-02-17GwernBranwen
DiscussionSupportSystem170.0Discussion support system (gpl, library, system)2014-06-01minamiyama1994
Dish470.0Hash modules (currently Murmur3) (bsd3, data, library, program)2017-11-29zcourts
Dist410.0A Haskell library for probability distributions (library, math, mit)2017-09-17wyager
DistanceTransform80.0Distance transform function. (bsd3, library, math)2013-02-16AnthonyCowley
DistanceUnits150.0A comprehensive distance library (bsd3, data, library)2013-08-26MattGambogi
DnaProteinAlignment60.0Frameshift-aware alignment of protein sequences with DNA sequences (bioinformatics, gpl, library, program)2013-12-18ChristianHoener
Docs70.0Documentation types library. (bsd3, documentation, library)2010-07-24DanielDiaz
DrHylo180.0A tool for deriving hylomorphisms (bsd3, language, library, program)2008-12-09HugoPacheco
DrIFT410.0Program to derive type class instances (bsd3, data-structures, library, program)2013-11-11KiwamuOkabe
Dung430.0An implementation of the Dung argumentation frameworks. (ai, argumentation, bsd3, embedded, library, program)2015-03-30BasVanGijzel
Dust410.0Polymorphic protocol engine (gpl, library, network)2013-12-17BrandonWiley
Dust-crypto140.0Cryptographic operations (cryptography, gpl, library)2013-12-17BrandonWiley
Dust-tools630.0Network filtering exploration tools (gpl, library, network, program)2013-12-17BrandonWiley
DynamicTimeWarp70.0Dynamic time warping of sequences. (data, lgpl, library, program)2015-02-05zombiecalypse
DysFRP90.0dysFunctional Reactive Programming (bsd3, frp, library)2012-02-29MarekMaterzok
DysFRP-Cairo70.0dysFunctional Reactive Programming on Cairo (bsd3, frp, library)2012-02-29MarekMaterzok
DysFRP-Craftwerk60.0dysFunctional Reactive Programming on Craftwerk (bsd3, frp, library)2012-02-29MarekMaterzok
EEConfig70.0ExtremlyEasyConfig - Extremly Simple parser for config files (bsd3, library, parsing)2008-11-17BartoszWojcik
Earley1390.0Parsing all context-free grammars using Earley's algorithm. (benchmark, bsd3, library, parsing)2017-07-29OlleFredriksson, phadej
EdisonAPI1260.0A library of efficient, purely-functional data structures (API) (data-structures, library, mit)2016-06-03RobertDockins
EdisonCore1990.0A library of efficient, purely-functional data structures (Core Implementations) (data-structures, library, mit)2018-01-05RobertDockins
EitherT (deprecated in favor of either)220.0EitherT monad transformer (bsd3, control, deprecated, library)2012-04-22EyalLotem
Elm (deprecated in favor of elm-compiler)4330.0The Elm language module. (bsd3, compiler, deprecated, language, library, program)2014-09-22EvanCzaplicki
Empty140.0A type class for empty containers (bsd3, control, library)2017-03-02fresheyeball
Encode800.0Encoding character data (codec, gpl, library, program, text)2016-05-26OtakarSmrz
EntrezHTTP540.0Libary to interface with the NCBI Entrez REST service. (bioinformatics, gpl, library)2017-08-10FlorianEggenhofer
EnumContainers90.0Simple Enum-class-based int containers (bsd3, data, library)2010-11-22EyalLotem
EnumMap140.0More general IntMap replacement. (bsd3, data-structures, library)2009-09-15JohnVanEnk
EqualitySolver240.0A theory solver for conjunctions of literals in the theory of uninterpreted functions with equality (bsd3, library, math)2014-11-02dillonhuff
EsounD180.0Type-safe bindings to EsounD (ESD; Enlightened Sound Daemon) (library, public-domain, sound)2011-05-11MasatakeDaimon
EstProgress250.0Methods for estimating the progress of functions (bsd3, data, library)2015-08-10JamesCandy
Etage1050.0A general data-flow framework (ai, control, lgpl, library)2014-05-10MitarMilutinovic
Etage-Graph660.0Data-flow based graph algorithms (data-structures, lgpl, library, program)2014-05-10MitarMilutinovic
Etherbunny150.0A network analysis toolkit for Haskell (gpl, library, network, program)2008-01-18NicholasBurlett
EuroIT80.0Library for using euro currency, italian language (bsd3, data, library)2010-07-05PaoloVeronelli
Euterpea1002.25Library for computer music research and education (bsd3, library, sound)2017-08-26dwincort, DonyaQuick
EventSocket100.0Interfaces with FreeSwitch Event Socket. (bsd3, library, network)2009-11-16DavidAustin
Extra (deprecated in favor of sr-extra, extra)820.0A grab bag of modules. (bsd3, deprecated, library, unclassified)2014-11-04DavidFox, JeremyShaw
FComp280.0Compose music (gpl, library, music, program)2014-09-25JosePedroMagalhaes
FModExRaw (deprecated)370.0The Haskell FModEx raw API. (deprecated, gpl, library, sound)2013-12-29DimitriSabadie
FPretty410.0Efficient simple pretty printing combinators (bsd3, library, text.prettyprint)2015-11-16OlafChitil
FTGL620.0Portable TrueType font rendering for OpenGL using the Freetype2 library (bsd3, graphics, library)2014-11-13JeffersonHeard, laquendi
FTGL-bytestring90.0Portable TrueType font rendering for OpenGL using the Freetype2 library (bsd3, graphics, library)2014-03-15seagull
Facts270.0A collection of facts about the real world. (bsd3, factual, library)2010-10-18AlexanderSolla
FailureT (deprecated in favor of transformers)210.0Failure Monad Transformer (control, deprecated, failure, library, public-domain)2013-03-14MatthewFarkasDyck
FastPush290.0A 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)110.0Fasta and Fastq streaming (bsd3, deprecated, library, unclassified)2015-04-23rcallahan
FenwickTree470.0Data structure for fast query and update of cumulative sums (bsd3, data-structures, library)2015-03-19MichalGajda
FerryCore360.0Ferry Core Components (bsd3, database, library)2011-08-17JeroenWeijers
FieldTrip400.0Functional 3D (bsd3, graphics, library)2009-06-05ConalElliott
FileManip (deprecated in favor of filemanip)520.0Expressive file and directory manipulation for Haskell. (bsd3, deprecated, library, system)2010-10-10BryanOSullivan
FileManipCompat630.0Expressive file and directory manipulation for Haskell. (bsd3, library, system)2011-04-28ThomasHartman
FilePather (deprecated in favor of filepather)1100.0Functions on System.FilePath (bsd3, deprecated, library, system)2012-04-10TonyMorris
FileSystem110.0File system data structure and monad transformer. (bsd3, library, system)2011-01-28DanielDiaz
Files220.0File content extraction/rearrangement (io, library, mit, program)2016-10-19steven_yhw
Fin240.0Finite totally-ordered sets (bsd3, data, library)2017-12-14MatthewFarkasDyck
Finance-Quote-Yahoo830.0Obtain quote data from finance.yahoo.com (bsd3, library, web)2014-04-19BradClawsie
Finance-Treasury240.0Obtain Treasury yield curve data (bsd3, library, web)2008-06-18DonaldStewart, StephenLihn
FindBin580.0Locate directory of original program (bsd3, library, system)2011-03-27AudreyTang
FiniteMap (deprecated in favor of containers)110.0A finite map implementation, derived from the paper: Efficient sets: a balancing act, S. Adams, Journal of functional programming 3(4) Oct 1993, pp553-562 (bsd4, data, deprecated, library)2007-03-06PepeIborra
FirstOrderTheory170.0Grammar and typeclass for first order theories (bsd3, library, math)2014-11-05dillonhuff
FixedPoint-simple1020.0Fixed point, large word, and large int numerical representations (types and common class instances) (bsd3, data, library)2014-06-24ThomasDuBuisson
FloatingHex820.0Read and write hexadecimal floating point numbers (bsd3, library, tools)2017-01-15LeventErkok
Focus260.0Tools for focusing in on locations within numbers (data, library, mit)2011-12-24NateSoares
Folly1140.0A first order logic library in Haskell (bsd3, library, program, theorem-provers)2015-10-03dillonhuff
FontyFruity1702.25A true type file format loader (bsd3, font, graphics, library, text)2017-07-05VincentBerthoux
ForSyDe280.0ForSyDe's Haskell-embedded Domain Specific Language. (bsd3, hardware, language, library)2010-06-25AlfonsoAcosta, HoseinAttarzadeh, ugeorge
ForestStructures250.0Tree- and forest structures (benchmark, bioinformatics, bsd3, formal-languages, library)2017-07-07ChristianHoener
Forestry100.0Comparison of trees and forests. (bioinformatics, bsd3, formal-languages, library)2017-11-23ChristianHoener
ForkableT230.0Forkable monad transformers (bsd3, control, library)2015-01-18AndrasSlemmer
FormalGrammars730.0(Context-free) grammars in formal language theory (bioinformatics, formal-languages, gpl, library, program)2017-08-31ChristianHoener
FpMLv53100.0A binding for the Financial Products Markup Language (v5.3) (financial, lgpl, library, xml)2012-06-19MalcolmWallace
Frames1420.0Data frames For working with tabular data files (bsd3, data, library)2017-12-06AnthonyCowley
FreeTypeGL (deprecated in favor of FTGL)320.0Loadable texture fonts for OpenGL. (bsd3, deprecated, graphics, library)2013-01-28EyalLotem
FunGEn1270.0A lightweight, cross-platform, OpenGL/GLUT-based game engine. (bsd3, game, library, program)2016-08-18MiloslavRaus, SimonMichael
GA300.0Genetic algorithm library (ai, algorithms, bsd3, library, optimisation)2011-09-27KennethHoste
GHood420.0A graphical viewer for Hood (bsd3, debug, library)2015-09-08HugoPacheco, JanisVoigtlaender
GLFW1250.0A Haskell binding for GLFW (bsd3, graphics, library)2016-04-01PaulLiu
GLFW-OGL80.0A binding for GLFW (OGL) (bsd3, graphics, library)2008-11-17NealAlexander
GLFW-b3560.0Bindings to GLFW OpenGL library (bsd3, graphics, library)2016-10-03BrianLewis, SchellScivally, javjarfer
GLFW-task380.0GLFW utility functions to use together with monad-task. (bsd3, graphics, library)2018-01-04PaulLiu
GLHUI190.0Open OpenGL context windows in X11 with libX11 (bsd3, graphics, library)2012-02-24HugoGomes
GLM270.0Simple Gridlab-D GLM parser and utilities. (language, library, mit, program)2015-10-09LyndonMaydwell
GLMatrix180.0Utilities for working with OpenGL matrices (gpl, graphics, library)2014-03-15fiendfan1
GLURaw2310.0A raw binding for the OpenGL graphics system (bsd3, graphics, library)2016-12-20JasonDagit, SvenPanne
GLUT4090.0A binding for the OpenGL Utility Toolkit (bsd3, graphics, library)2017-04-26ChrisDornan, IanLynagh, JasonDagit, SvenPanne
GLUtil2820.0Miscellaneous OpenGL utilities. (bsd3, graphics, library)2017-12-05AnthonyCowley
GPX1480.0Parse GPX files (bsd3, library, utils)2013-12-20ThomasDuBuisson, TonyMorris
GPipe2810.0Typesafe functional GPU graphics programming (graphics, library, mit)2017-09-24TobiasBexelius
GPipe-Collada360.0Load GPipe meshes from Collada files (bsd3, graphics, library)2012-08-06TobiasBexelius
GPipe-GLFW910.0GLFW OpenGL context creation for GPipe (graphics, library, mit)2017-08-07plredmond
GPipe-TextureLoad460.0Load GPipe textures from filesystem (bsd3, graphics, library)2012-06-27TobiasBexelius
GTALib570.0A library for GTA programming (bsd3, language, library)2012-06-08KentoEmoto
Gamgine540.0Some kind of game library or set of utilities. (bsd3, library)2017-07-31DanielTrstenjak
GaussQuadIntegration110.0Non-adaptive Gaussian quadrature for numeric integraton (bsd3, library, math)2011-09-15GrigorySarnitsky
GenI1140.0A natural language generator (specifically, an FB-LTAG surface realiser) (gpl, library, natural-language-processing, program)2017-10-03EricKow
Genbank390.0Libary for processing the NCBI genbank format (bioinformatics, gpl, library, program)2014-10-26FlorianEggenhofer
Gene-CluEDO190.0Hox gene clustering (bioinformatics, gpl, library, program)2017-09-11ChristianHoener
GenericPretty1550.0A generic, derivable, haskell pretty printer. (bsd3, generics, library, pretty-printer, text)2012-11-22RazvanRanca
GenussFold160.0MCFGs for Genus-1 RNA Pseudoknots (bioinformatics, formal-languages, gpl, library, program)2015-07-16ChristianHoener
GeoIp240.0Pure bindings for the MaxMind IP database. (library, network)2008-12-08StephenCook
GeocoderOpenCage122.0Geocoder and Reverse Geocoding Service Wrapper (gpl, library, web)2015-10-25juergenhah, jhahn
Geodetic (deprecated in favor of geodetic)300.0Geodetic calculations (bsd3, deprecated, library, utils)2011-11-21TonyMorris
GeomPredicates100.0Geometric predicates (bsd3, library, math)2010-06-27NealAlexander
GeomPredicates-SSE70.0Geometric predicates (Intel SSE) (bsd3, library, math)2010-06-27NealAlexander
Get180.0get stuff out of stuff (bsd3, control, library)2018-01-10MarisaVeryMoe
GiST130.0A Haskell implementation of a Generalized Search Tree (GiST) (data-structures, gpl, library)2013-06-27MihailBogojeski
Gifcurry1592.0GIF creation utility. (application, bsd3, graphics, library, program)2017-10-19lettier
GiveYouAHead290.0to auto-do somethings (giveyouahead, library, mit)2015-06-25Qinka
Glob5270.0Globbing library (bsd3, library, system)2017-11-04MattiNiemenmaa
GlomeTrace290.0Ray Tracing Library (gpl, graphics, library)2014-04-07JimSnow
GlomeVec250.0Simple 3D vector library (gpl, graphics, library)2014-01-27JimSnow
GoogleChart220.0Generate web-based charts using the Google Chart API (bsd3, graphics, library)2008-02-09EvanMartin
GoogleCodeJam240.0A monad for flexible parsing of Google Code Jam input files with automatic parallelization. (library, mit, text)2017-01-22johannesgerer
GoogleDirections160.0Haskell Interface to Google Directions API (bsd3, library, network)2010-12-24KevinOberlies
GoogleSB80.0Interface to Google Safe Browsing API (bsd3, library, security)2009-06-19AlexOtt
GoogleSuggest270.0Interface to Google Suggest API (browser, gpl, library)2010-10-01AndyStewart
GoogleTranslate350.0Interface to Google Translate API (gpl, language, library)2010-10-01AndyStewart
GotoT-transformers190.0A monad and monadic transformer providing "goto" functionality (bsd3, control, library)2012-07-22GregoryCrosswhite
Grafos100.0Grafos Haskell (bsd3, library, unclassified)2016-10-24jppianta83
GrammarProducts530.0Grammar products and higher-dimensional grammars (bioinformatics, formal-languages, gpl, library)2017-03-14ChristianHoener
Graph50080.0Graph500 benchmark-related definitions and data set generator. (concurrency, gpl, library, program)2013-11-05AlexanderVershilov
GraphHammer120.0GraphHammer Haskell graph analyses framework inspired by STINGER. (concurrency, gpl, library)2013-11-05AlexanderVershilov
GraphHammer-examples70.0Test harness for TriangleCount analysis. (concurrency, gpl, library, program)2013-11-05AlexanderVershilov
GraphSCC530.0Tarjan's algorithm for computing the strongly connected components of a graph. (algorithms, bsd3, library)2013-07-22IavorDiatchki
Graphalyze1390.0Graph-Theoretic Analysis library. (algorithms, graphs, library)2017-05-03IvanMiljenovic
Grempa460.0Embedded grammar DSL and LALR parser generator (bsd3, library, parsing)2013-02-07DavidFox, OlleFredriksson
GroteTrap590.0Parser and selection library for expression languages. (bsd3, language, library)2016-10-08MartijnVanSteenbergen
Grow500.0A declarative make-like interpreter. (build, library)2014-07-13MarcCoiffier
GrowlNotify300.0Notification utility for Growl. (bsd3, library, network, program)2008-05-18NicholasBurlett
Gtk2hsGenerics80.0Convenience functions to extend Gtk2hs. (gpl, gui, library)2009-07-05MichaelDever
GtkGLTV100.0OpenGL support for Gtk-based GUIs for Tangible Values (bsd3, library, user-interfaces)2011-12-28ConalElliott
GtkTV1010.0Gtk-based GUIs for Tangible Values (bsd3, library, user-interfaces)2011-12-28ConalElliott
GuiTV250.0GUIs for Tangible Values (bsd3, interfaces, library, user-interfaces)2008-02-19ConalElliott
HARM320.0A simple ARM emulator in haskell (compilers-interpreters, library, program)2008-12-06AlexMason
HAppS-Data (deprecated in favor of happstack-data)210.0HAppS data manipulation libraries (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-IxSet (deprecated in favor of happstack-ixset)290.0 (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-Server (deprecated in favor of happstack-server)400.0Web related tools and services. (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-State (deprecated in favor of happstack-state)260.0Event-based distributed state. (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-Util (deprecated in favor of happstack-util)290.0Web framework (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppSHelpers (deprecated in favor of happstack-helpers)800.0OBSOLETE. Please use happstack-helpers (bsd3, deprecated, library, web)2010-05-09ThomasHartman
HCL450.0High-level library for building command line interfaces. (bsd3, library, program, user-interfaces)2009-02-23JustinBailey
HCard110.0A library for implementing a Deck of Cards (bsd3, game, library)2009-04-08JoeFredette
HCodecs1400.0A library to read, write and manipulate MIDI, WAVE, and SoundFont2 files. (bsd3, codec, library)2014-05-29GeorgeGiorgidze, DonyaQuick
HDBC2400.0Haskell Database Connectivity (bsd3, database, library)2017-08-21ErikHesselink, IsaacJones, JohnGoerzen, NicolasWu
HDBC-mysql1690.0MySQL driver for HDBC (database, lgpl, library)2016-11-06BryanOSullivan, ChrisWaterson, ryantm
HDBC-odbc1720.0ODBC driver for HDBC (bsd3, database, library)2016-11-24IsaacJones, JohnGoerzen, NicolasWu, anton_dessiatov
HDBC-postgresql1640.0PostgreSQL driver for HDBC (bsd3, database, library)2017-08-21ErikHesselink, IsaacJones, JohnGoerzen, NicolasWu
HDBC-postgresql-hstore (deprecated in favor of postgresql-simple)130.0Manipulate data in PostgreSQL "hstore" columns. (database, deprecated, library, mit)2012-07-06AlexanderBondarenko
HDBC-session550.0Bracketed connection for HDBC (bsd3, database, library)2017-07-17KeiHibino
HDBC-sqlite31160.0Sqlite v3 driver for HDBC (bsd3, database, library)2015-04-24ErikHesselink, IsaacJones, JohnGoerzen
HDRUtils190.0Utilities for reading, manipulating, and writing HDR images (bsd3, graphics, library)2009-08-28JeffersonHeard
HERA110.0 (bsd3, library, math)2008-12-05LukePalmer
HFitUI210.0The library for generating a graphical interface on the web (bsd3, library, program, web)2017-06-05QSpider2017
HFrequencyQueue170.0A Queue with a random (weighted) pick function (data, gpl, library)2015-08-28Bellaz
HFuse1011.5HFuse is a binding for the Linux FUSE library. (bsd3, library, system)2018-01-15GwernBranwen, MaximTreskin, PaulVanDerWalt, TaruKarttunen, M15K, dhrosa
HGE2D840.02D game engine written in Haskell (game, library, mit, program)2016-07-30I3ck
HGL910.0A simple graphics library based on X11 or Win32 (bsd3, graphics, library)2016-01-20AlanHawkins, ChristophLueth
HGamer3D1800.0Toolset for the Haskell Game Programmer (game-engine, library)2018-02-13PeterAlthainz
HGamer3D-API (deprecated in favor of HGamer3D)600.0Library to enable 3D game development for Haskell - API (deprecated, game, library)2012-07-22PeterAlthainz
HGamer3D-Audio (deprecated in favor of HGamer3D)220.0Toolset for the Haskell Game Programmer - Audio Functionality (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-Bullet-Binding (deprecated)150.0Windows Game Engine for the Haskell Programmer - Bullet Bindings (deprecated, game-engine, library, physics)2013-03-18PeterAlthainz
HGamer3D-CAudio-Binding (deprecated in favor of HGamer3D-SFML-Binding)90.0Library to enable 3D game development for Haskell - cAudio Bindings (deprecated, game, library)2012-04-15PeterAlthainz
HGamer3D-CEGUI-Binding (deprecated in favor of HGamer3D)580.0A Toolset for the Haskell Game Programmer - CEGUI Bindings (deprecated, game-engine, gui, library)2015-01-03PeterAlthainz
HGamer3D-Common (deprecated in favor of HGamer3D)100.0Toolset for the Haskell Game Programmer - Game Engine and Utilities (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-Data (deprecated in favor of HGamer3D)950.0Toolset for the Haskell Game Programmer - Data Definitions (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-Enet-Binding (deprecated in favor of HGamer3D)530.0Enet Binding for HGamer3D (deprecated, game-engine, library, network)2015-01-03PeterAlthainz
HGamer3D-GUI (deprecated in favor of HGamer3D-Graphics3D)270.0GUI Functionality for HGamer3D (deprecated, game-engine, library)2014-08-11PeterAlthainz
HGamer3D-Graphics3D (deprecated in favor of HGamer3D)360.0Toolset for the Haskell Game Programmer - 3D Graphics Functionality (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-InputSystem (deprecated in favor of HGamer3D)210.0Joystick, Mouse and Keyboard Functionality for HGamer3D (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-Network (deprecated in favor of HGamer3D)220.0Networking Functionality for HGamer3D (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-OIS-Binding (deprecated in favor of HGamer3D-SFML-Binding)310.0Library to enable 3D game development for Haskell - OIS Bindings (deprecated, game, library)2012-04-15PeterAlthainz
HGamer3D-Ogre-Binding (deprecated in favor of HGamer3D)1020.0Ogre Binding for HGamer3D (deprecated, game-engine, graphics, library)2015-01-03PeterAlthainz
HGamer3D-SDL2-Binding (deprecated in favor of HGamer3D)590.0SDL2 Binding for HGamer3D (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-SFML-Binding (deprecated in favor of HGamer3D)750.0SFML Binding for HGamer3D (audio, deprecated, game-engine, graphics, library)2015-01-03PeterAlthainz
HGamer3D-WinEvent (deprecated in favor of HGamer3D-Graphics3D)260.0Windowing and Event Functionality for HGamer3D (deprecated, game-engine, library)2014-08-11PeterAlthainz
HGamer3D-Wire (deprecated in favor of HGamer3D)290.0Wire Functionality for HGamer3D (deprecated, game-engine, library)2014-04-01PeterAlthainz
HGraphStorage230.0Graph database stored on disk (benchmark, bsd3, database, library)2015-01-30JeanPhilippeMoresmau
HHDL90.0Hardware Description Language embedded in Haskell. (bsd3, hardware, library)2011-12-17SergueyZefirov
HJScript830.0HJScript is a Haskell EDSL for writing JavaScript programs. (bsd3, language, library, web)2013-07-18JeremyShaw, NiklasBroberg
HJVM130.0A library to create a Java Virtual Machine and manipulate Java objects (bsd3, language, library)2012-03-15JeanPhilippeMoresmau
HJavaScript320.0HJavaScript is an abstract syntax for a typed subset of JavaScript. (bsd3, language, library)2010-03-05NiklasBroberg
HLearn-algebra (deprecated in favor of subhask)920.0Algebraic foundation for homomorphic learning (bsd3, data-mining, deprecated, library, machine-learning)2014-05-30MikeIzbicki
HLearn-approximation (deprecated)170.0 (bsd3, data-mining, data-structures, deprecated, library, machine-learning)2013-07-30MikeIzbicki
HLearn-classification (deprecated)360.0 (bsd3, data-mining, deprecated, library, machine-learning)2014-06-04MikeIzbicki
HLearn-datastructures (deprecated)210.0 (bsd3, data-mining, data-structures, deprecated, library, machine-learning)2013-07-27MikeIzbicki
HLearn-distributions (deprecated)1060.0Distributions for use with the HLearn library (bsd3, data-mining, deprecated, library, machine-learning, statistics)2014-03-27MikeIzbicki
HList2360.0Heterogeneous lists (data, library, mit)2018-02-20AdamVogt, GwernBranwen
HLogger (deprecated in favor of hlogger)130.0Simple, concurrent and easy-to-use logging library (bsd3, concurrency, deprecated, library, logging, program)2011-03-02JonKristensen
HMM120.0A hidden markov model library (algorithms, bsd3, data-mining, library, machine-learning)2012-03-25MikeIzbicki
HMap2010.0Fast heterogeneous maps and unconstrained typeable like functionality. (bsd3, data, data-structures, library)2015-08-24AtzeVanDerPloeg
HMarkov420.0Markov-generated sequences (bsd3, library, text)2016-12-04swizzard
HNM280.0Happy Network Manager (bsd3, library, network, program, system)2009-01-25CetinSert
HODE110.0Binding to libODE (bsd3, game, library, physics)2008-10-27DavidHimmelstrup
HOpenCV770.0A binding for the OpenCV computer vision library (ai, gpl, graphics, library, program)2015-08-08NoamLewis
HPDF1760.0Generation of PDF documents (bsd3, graphics, library)2015-12-31alpheccar
HPath240.0Extract Haskell declarations by name. (bsd3, library, program, source-tools, text)2010-01-02JasonDusek
HPhone (deprecated)260.0Phone number parser and validator - This is now DEPRECATED! (deprecated, library, text)2016-06-23vijayanant, raghuugare
HPi542.0GPIO, I2C and SPI functions for the Raspberry Pi. (bsd3, library, system)2015-09-26WJWH
HPlot280.0A minimal monadic PLplot interface for Haskell (bsd3, foreign, graphics, library, program)2009-08-04YakovZaytsev
HROOT1740.0Haskell binding to the ROOT data analysis framework (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-core270.0Haskell binding to ROOT Core modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-graf230.0Haskell binding to ROOT Graf modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-hist300.0Haskell binding to ROOT Hist modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-io290.0Haskell binding to ROOT IO modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-math240.0Haskell binding to ROOT Math modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-tree130.0Haskell binding to ROOT Tree modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HSFFIG250.0Generate FFI import declarations from C include files (bsd3, ffi-tools, library, program)2010-07-15DmitryGolubovsky
HSGEP490.0Gene Expression Programming evolutionary algorithm in Haskell (ai, bsd3, library, program)2012-12-24MatthewSottile
HSH1190.0Library to mix shell scripting with Haskell programs (lgpl, library, system)2017-03-04JohnGoerzen
HSHHelpers1070.0Convenience functions that use HSH, instances for HSH. (gpl, library, system)2010-01-19ThomasHartman
HSet300.0Faux heterogeneous sets (bsd3, data, library)2017-05-11athanclark
HSlippyMap1211.5OpenStreetMap Slippy Map (bsd3, geography, library)2017-12-29apeyroux
HSmarty490.0Small template engine (bsd3, library, text)2015-01-07AlexanderThiemann
HSoM310.0Library for computer music education (bsd3, library, sound)2017-06-01DonyaQuick
HSoundFile (deprecated in favor of sndfile-enumerators)100.0Audio file reading/writing (bsd3, codecs, deprecated, library, sound)2008-05-04JohnLato
HStringTemplate3282.0StringTemplate implementation in Haskell. (bsd3, library, text)2017-05-23SterlingClover
HStringTemplateHelpers810.0Convenience functions and instances for HStringTemplate (gpl, library, text)2009-11-03ThomasHartman
HSvm260.0Haskell Bindings for libsvm (bsd3, classification, datamining, library)2017-08-16PaoloLosi, PavelRyzhov
HTF4490.0The Haskell Test Framework (lgpl, library, program, testing)2017-08-06DavidLeuschner, GwernBranwen, StefanWehr
HTTP9892.0A library for client-side HTTP (bsd3, library, network)2017-12-11BjornBringert, BryanOSullivan, DonaldStewart, DuncanCoutts, GaneshSittampalam, JohanTibell, SigbjornFinne
HTTP-Simple (deprecated in favor of HTTP)190.0DEPRECATED Enable simple wrappers to Network.HTTP (bsd3, deprecated, library, network)2009-04-12BradClawsie
HUnit5052.25A unit testing framework for Haskell (bsd3, library, testing)2017-03-20AdamBergmark, DonaldStewart, DuncanCoutts, RichardGiraud, SimonHengel
HUnit-Diff (deprecated)130.0Assertions for HUnit with difference reporting (bsd3, deprecated, library, testing)2012-01-22DagOdenhall
HUnit-Plus740.0A test framework building on HUnit. (bsd3, library, test, testing)2017-04-10emc2
HUnit-approx490.0Approximate equality for floating point numbers with HUnit (bsd3, library, testing)2017-10-31RichardEisenberg
HXMPP (deprecated in favor of pontarius-xmpp)80.0A (prototyped) easy to use XMPP library (bsd3, deprecated, library, network, program)2011-03-02JonKristensen
HXQ2270.0A Compiler from XQuery to Haskell (bsd3, library, xml)2016-01-07LeonidasFegaras
HaLeX750.0HaLeX enables modelling, manipulation and visualization of regular languages (data, library, program, public-domain)2017-02-10GwernBranwen, joaoSaraiva
HaMinitel90.0An Haskell library to drive the french Minitel through a serial port (gpl, library, terminal)2014-07-12zigazou
HaPy150.0Haskell bindings for Python (foreign, library, mit)2015-05-29DavidFisher
HaTeX3752.0The Haskell LaTeX library. (bsd3, latex, library)2018-02-14DanielDiaz
HaTeX-qq620.0Quasiquoters for HaTeX (bsd3, library, text)2017-05-11HiromiIshii
HaVSA180.0An implementation of the Version Space Algebra learning framework. (ai, bsd3, library, program)2011-04-05RoganCreswick
HaXml3400.0Utilities for manipulating XML documents (lgpl, library, program, text, xml)2017-06-21MalcolmWallace
Hach400.0Simple chat (library, mit, network, program)2013-11-17DmitryMalikov
HackMail200.0A Procmail Replacement as Haskell EDSL (bsd3, library, network, program)2009-03-28JoeFredette
Haggressive390.0Aggression analysis for Tweets on Twitter (gpl, library, web)2014-12-01Pold87
HandlerSocketClient410.0Haskell implementation of a HandlerSocket client (API). (bsd3, database, library)2012-02-20XingboWu
HandsomeSoup810.0Work with HTML more easily in HXT (bsd3, library, text)2015-06-09AdityaBhargava
HappyTree230.0Type Safe and End to End Decision Tree (bsd3, data, library)2018-01-08MarisaVeryMoe
HarmTrace-Base662.0Parsing and unambiguously representing musical chords. (lgpl, library, music)2017-10-03BasDeHaas, JosePedroMagalhaes
HasCacBDD80.0Haskell bindings for CacBDD (data, gpl, library)2017-03-09m4lvin
HasGP120.0A Haskell library for inference using Gaussian processes (ai, classification, datamining, gpl, library, statistics)2011-10-26SeanHolden
HaskRel260.0HaskRel, Haskell as a DBMS with support for the relational algebra (database, gpl, library)2015-11-25thormick
HaskellForMaths2190.0Combinatorics, group theory, commutative algebra, non-commutative algebra (bsd3, library, math)2015-04-19DavidAmos
HaskellLM280.0Pure Haskell implementation of the Levenberg-Marquardt algorithm (gpl, library, math)2012-02-29KietLam
HaskellNN300.0High Performance Neural Network in Haskell (ai, gpl, library)2012-01-29KietLam
HaskellNet1430.0Client support for POP3, SMTP, and IMAP (bsd3, library, network)2016-05-05JonathanDaugherty, lemol
HaskellNet-SSL1370.0Helpers to connect to SSL/TLS mail servers with HaskellNet (bsd3, library, network)2017-08-01DanielWright, lemol
Hastodon642.0mastodon client module for Haskell (library, mit, web)2018-01-30syucream
Hate162.0A small 2D game framework. (graphics, library, mit, program)2015-12-21bananu7
Hawk100.0Haskell Web Application Kit (bsd3, library, web)2010-06-01BjoernPeemoeller
Hclip1370.0A small cross-platform library for reading and modifying the system clipboard. (bsd3, library, system)2016-06-15JensThomas
Hedi150.0Line oriented editor (bsd3, editor, library, program)2008-11-30PaoloVeronelli
HerbiePlugin150.0automatically 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
Hieroglyph1750.0Purely functional 2D graphics for visualization. (bsd3, graphics, library)2009-08-25JeffersonHeard
HiggsSet (deprecated)180.0A multi-index set with advanced query capabilites (bsd3, data, deprecated, library)2012-02-04LarsPetersen
Hipmunk (deprecated)2020.0A Haskell binding for Chipmunk. (deprecated, game, library, physics)2015-07-23FelipeLessa, SoenkeHahn
Hipmunk-Utils240.0Useful functions for Hipmunk (bsd3, game, library, physics)2017-09-06suzumiya
Hish640.0 (bsd3, command-line, console, library, program, shell)2016-03-31jaiyalas
Histogram300.0 (bsd3, charts, library)2012-11-09MikeIzbicki
Hoed2030.0Lightweight algorithmic debugging. (bsd3, debug, library, trace)2018-01-28faddegon
HoleyMonoid300.0Monoids with holes. (bsd3, data-structures, library)2017-02-13MartijnVanSteenbergen
Holumbus-Distribution340.0intra- and inter-program communication (distributed-computing, library, network, program)2010-08-31StefanSchmidt
Holumbus-MapReduce260.0a distributed MapReduce framework (distributed-computing, library, program)2010-08-31StefanSchmidt
Holumbus-Searchengine370.0A search and indexing engine. (data, library, mit, text)2012-03-01UweSchmidt
Holumbus-Storage190.0a distributed storage system (distributed-computing, library, program)2010-05-04StefanSchmidt
Homology140.0Compute the homology of a chain complex (gpl, library, math)2012-06-24DamekDavis
HongoDB90.0A Simple Key Value Store (bsd3, database, library)2011-04-08HideyukiTanaka
HostAndPort150.0Parser for host and port pairs like localhost:22 (benchmark, library, mit, network)2015-08-01slava
Hs2lib920.0A Library and Preprocessor that makes it easier to create shared libs from Haskell programs. (bsd3, development, library, program)2015-01-27TamarChristina
HsASA200.0A haskell interface to Lester Ingber's adaptive simulating annealing code (bsd3, library, math)2012-01-27DonaldStewart, MalcolmWallace
HsHTSLib270.0High level bindings to htslib. (bio, library, mit)2017-08-12kaizhang
HsHaruPDF60.0Haskell binding to libharu (http://libharu.sourceforge.net/) (bsd3, graphics, library)2007-11-13AudreyTang
HsHyperEstraier640.0HyperEstraier binding for Haskell (library, public-domain, text)2011-07-28MasatakeDaimon
HsJudy290.0Judy bindings, and some nice APIs (bsd3, data, library)2008-03-07GwernBranwen
HsOpenSSL5712.0Partial OpenSSL binding for Haskell (cryptography, library, public-domain)2018-01-24MasatakeDaimon, VladimirShabanov
HsOpenSSL-x509-system530.0Use the system's native CA certificate store with HsOpenSSL (bsd3, filesystem, library, system)2016-08-23MariosTitas
HsParrot400.0Haskell integration with Parrot virtual machine (bsd3, language, library, pugs)2015-08-15AudreyTang
HsPerl5450.0Haskell interface to embedded Perl 5 interpreter (bsd3, language, library, pugs)2015-08-15AudreyTang
HsSVN1070.0Partial Subversion (SVN) binding for Haskell (development, library, public-domain, system)2013-09-30MasatakeDaimon
HsSyck1240.0Fast, lightweight YAML loader and dumper (library, mit, pugs, text)2015-02-27AudreyTang, GwernBranwen, OliverCharles
HsTools80.0Haskell helper functions (bsd3, generic, library)2010-09-07ChristianHoener
Hsed320.0Stream Editor in Haskell (bsd3, editor, library, program)2011-03-13VitaliyRukavishnikov
Hsmtlib160.0Haskell library for easy interaction with SMT-LIB 2 compliant solvers. (bsd3, library, smt)2014-07-02roger62
HueAPI980.0API for controlling Philips Hue lights (bsd3, hardware, library)2016-02-13SjoerdVisscher
HulkImport260.0Easily bulk import CSV data to SQL Server (bsd3, data, library, program)2015-11-09smobs
Hungarian-Munkres380.0A Linear Sum Assignment Problem (LSAP) solver (algorithms, benchmark, gpl, library)2014-10-08kaizhang
Hydrogen160.0The library for generating a WebGL scene for the web (bsd3, library, program, web)2017-06-14QSpider2017
IDynamic120.0Indexable, serializable form of Data.Dynamic (bsd3, data, library)2009-10-16AlbertoCorona
IFS210.0Iterated Function System generation for Haskell (bsd3, graphics, library, program)2007-11-06alpheccar
IOR130.0Region based resource management for the IO monad. (bsd3, library, monadic-regions, system)2008-05-25IvanTomac
IORefCAS (deprecated in favor of atomic-primops)610.0Atomic compare and swap for IORefs and STRefs. (bsd3, data, deprecated, library)2013-05-07RyanNewton
IOSpec830.0A pure specification of the IO monad. (bsd3, library, testing)2015-04-21WouterSwierstra
IPv6Addr1260.0Library to deal with IPv6 address text representations. (bsd3, library, network)2017-04-17MichelBoucey
IPv6DB1060.0A RESTful Web Service for IPv6-related data (bsd3, database, library, network, program)2018-02-11MichelBoucey
IcoGrid190.0Library for generating grids of hexagons and pentagons mapped to a sphere. (gpl, graphics, library)2010-01-23JimSnow
IfElse820.0Anaphoric and miscellaneous useful control-flow (bsd3, control, library)2008-12-24IvanPerez, JeffersonHeard, keera_studios_ci
Imlib320.0 (bsd3, graphics, library)2009-03-30AndreasRaster, CaleGibbard
ImperativeHaskell822.0A library for writing Imperative style haskell. (control, development, embedded, gpl, language, library)2012-06-07MatthewMirman
IndentParser (deprecated)290.0Combinators for parsing indentation based syntatic structures (deprecated, gpl, library, parsing)2007-10-19PiyushKurur
IndexedList140.0Length- and element-indexed lists sitting somewhere between homogeneous and fully heterogeneous. (bsd3, data, library)2014-06-28kwf
InfixApplicative250.0liftA2 for infix operators. (bsd3, control, library)2009-12-24ThomasDavie
Interpolation860.0Multiline strings, interpolation and templating. (data, library, text)2012-10-05VilleTirronen
Interpolation-maxs60.0Multiline strings, interpolation and templating. (data, library, text)2014-03-14MaxwellSwadling
IntervalMap1780.0Containers for intervals, with efficient search. (bsd3, data, library)2017-11-05ChristophBreitkopf
Irc100.0DSL for IRC bots (gpl, library, network)2015-01-21yunxing
IrrHaskell250.0Haskell FRP binding to the Irrlicht game engine. (ffi, game-engine, graphics, lgpl, library)2011-04-03EwenCochran, MaciejBaranski
IsNull190.0A typeclass to determine if a given value is null. (bsd3, data, library)2014-06-19jcristovao
JSON-Combinator (deprecated in favor of lens)1300.0A 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)90.0Example uses of the JSON-Combinator library. (bsd3, combinators, deprecated, library)2010-12-20TonyMorris
JSONParser160.0Parse JSON (bsd3, library, text)2017-01-15AlanHawkins
JSONb830.0JSON parser that uses byte strings. (bsd3, library, text)2012-02-10JasonDusek
JYU-Utils280.0Some utility functions for JYU projects (library, mit, utility)2011-09-27VilleTirronen
JackMiniMix (deprecated in favor of jackminimix)150.0control JackMiniMix (deprecated, gpl, library, sound)2010-08-22RenickBell
Jdh220.0A Json implementation for Haskell, with JavaScript Values and Encoding/Decoding (data, library, mit)2017-02-25brunoczim
JsContracts300.0Design-by-contract for JavaScript (bsd3, language, library, program)2009-12-15ArjunGuha
JsonGrammar1040.0Combinators for bidirectional JSON parsing (bsd3, json, language, library)2016-10-07MartijnVanSteenbergen
JuPyTer-notebook140.0JuPyTer notebook parser (bsd3, data, library, program)2017-11-21MichalGajda
JuicyPixels9622.75Picture loading/serialization (in png, jpeg, bitmap, gif, tga, tiff and radiance) (bsd3, codec, graphics, image, library)2018-01-28VincentBerthoux
JuicyPixels-canvas150.0Functions for drawing lines, squares and so on pixel by pixel (bsd3, graphics, library)2014-05-05eax
JuicyPixels-extra880.0Efficiently scale, crop, flip images with JuicyPixels (bsd3, graphics, image, library)2018-02-09mrkkrp
JuicyPixels-repa1230.0Convenience functions to obtain array representations of images. (bsd3, graphics, library)2016-05-14ThomasDuBuisson
JuicyPixels-scale-dct510.0Scale JuicyPixels images with DCT (bsd3, library, web)2016-09-07phadej
JuicyPixels-util200.0Convert JuicyPixel images into RGBA format, flip, trim and so on (bsd3, control, library)2014-10-18FumiakiKinoshita
JunkDB130.0 (bsd3, database, library)2014-04-21seagull
JunkDB-driver-gdbm190.0 (bsd3, database, library)2014-04-21seagull
JunkDB-driver-hashtables190.0 (bsd3, database, library)2014-04-21seagull
JustParse290.0A simple and comprehensive Haskell parsing library (library, public-domain, text)2014-06-23grantslatton
KMP320.0Knuth–Morris–Pratt string searching algorithm (algorithms, bsd3, library)2012-03-05CindyLinz
KSP110.0A library with the kerbal space program universe and demo code (library, public-domain, testing)2015-06-07frosch03, brettschneider
Kalman (deprecated in favor of kalman)220.0A slightly extended Kalman filter (bsd3, deprecated, library, math)2015-04-05DominicSteinitz
KdTree620.0KdTree, for efficient search in K-dimensional point clouds. (bsd3, data-mining, data-structures, graphics, library, machine-learning)2017-09-29IssacTrotts, jessekempf
Ketchup1220.0A super small web framework for those who don't like big and fancy codebases (ketchup, library, mit, web)2015-02-24Hamcha
KiCS1050.0A compiler from Curry to Haskell (compiler, library, program)2012-07-02BerndBrassel, BjoernPeemoeller, CurryLanguage
KiCS-debugger200.0debug features for kics (debug, library, program)2009-10-23BerndBrassel
KiCS-prophecy180.0a transformation used by the kics debugger (debug, library, program)2009-10-23BerndBrassel
Kleislify250.0Variants of Control.Arrow functions, specialised to kleislis. (bsd3, control, library)2012-05-15DylanJust
Konf100.0A configuration language and a parser. (library, text)2013-08-27GoktugKayaalp
Kriens150.0Category for Continuation Passing Style (bsd3, control, library)2015-12-07matteo_provenzano
KyotoCabinet110.0Kyoto Cabinet DB bindings (bsd3, database, library)2011-03-16WarrenHarris
L-seed190.0Plant growing programming game (bsd3, game, library, program)2009-06-28JoachimBreitner
LATS310.0Linear Algebra on Typed Spaces (bsd3, library, numeric)2016-09-01guaraqe
LDAP950.0Haskell binding for C LDAP API (bsd3, library, network)2017-01-12EdwardYang, JohnGoerzen, ip1981
LParse590.0A continuation-based parser library (library, mit, parsing)2017-11-30Sacchan
LRU (deprecated)170.0Implements an LRU data structure (bsd3, deprecated, library, unclassified)2007-11-05AdamLangley
LTree200.0Tree with only leaves carrying the data. (data, library, public-domain)2011-09-21RahulGopinath
LambdaDB292.0On-memory Database using Lambda Function environment. (bsd3, database, library, program)2016-05-28Ailrun
LambdaDesigner120.0A type-safe EDSL for TouchDesigner written in Haskell. (bsd3, library, touchdesigner)2017-12-05ulyssesp
LambdaHack2292.0A game engine library for roguelike dungeon crawlers (bsd3, game, game-engine, library, program, roguelike)2017-12-18AndresLoeh, MikolajKonarski
LambdaNet262.0A configurable and extensible neural network library (library, machine-learning, mit)2015-01-02jbarrow
LambdaPrettyQuote420.0Quasiquoter, and Arbitrary helpers for the lambda calculus. (bsd3, language, library)2012-02-24JonathanFischoff
Lambdajudge452.0A library to easily host Haskell based programming competitions (development, library, mit)2015-11-13ankitku
Lambdaya430.0Library for RedPitaya (lgpl, library, system)2016-04-05ralu
LargeCardinalHierarchy250.0A transfinite cardinal arithmetic library including all known large cardinals (library, math, mathematics, maths, set-theory)2014-09-07Stephen_E_A_Britton
Lastik (deprecated)960.0A library for compiling programs in a variety of languages (bsd3, deprecated, development, library)2010-11-16TonyMorris
Lattices290.0A library for lattices (gpl, library, math)2015-08-14BartCoppens
Lazy-Pbkdf2760.0Lazy PBKDF2 generator. (cryptography, library, mit)2017-11-14Ofenhed
Learning770.0The most frequently used machine learning tools (bsd3, library, machine-learning, program)2018-02-15penkovsky
LibClang710.0Haskell bindings for libclang (a C++ parsing library) (bsd3, language, library)2017-01-15ChetanTaralekar, deech
LibZip1300.0Bindings to libzip, a library for manipulating zip archives. (bsd3, codec, foreign, library)2016-08-29SergeyAstanin
Limit110.0Wrapper for data that can be unbounded (data, library, mit)2011-12-24NateSoares
LinearSplit330.0Partition the sequence of items to the subsequences in the order given (algorithms, bsd3, library)2011-03-05VitaliyRukavishnikov
LinguisticsTypes210.0Collection of types for natural language (benchmark, bsd3, library, natural-language-processing)2017-03-14ChristianHoener
List2030.0List monad transformer and class (bsd3, control, library)2017-09-27YairChuchem
ListLike4550.0Generic support for list-like structures (bsd3, generics, library)2018-01-17DavidFox, JohnGoerzen, JohnLato
ListT280.0List transformer (bsd3, control, library)2017-12-14MatthewFarkasDyck
ListTree540.0Trees and monadic trees expressed as monadic lists where the underlying monad is a list (algorithms, bsd3, library)2016-12-26YairChuchem
ListWriter100.0define a list constant using Monadic syntax other than overhead [,] (bsd3, library, syntax)2015-10-29YLiLarry
ListZipper520.0Simple zipper for lists (bsd3, data, library)2011-10-31RyanIngram
Logic90.0Logic (library, math, mit)2014-12-29gogotanaka
LogicGrowsOnTrees440.0a parallel implementation of logic programming using distributed tree exploration (benchmark, bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
LogicGrowsOnTrees-MPI250.0an adapter for LogicGrowsOnTrees that uses MPI (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
LogicGrowsOnTrees-network710.0an adapter for LogicGrowsOnTrees that uses multiple processes running in a network (bsd3, control, distributed-computing, library, logic, parallelism)2016-04-05GregoryCrosswhite
LogicGrowsOnTrees-processes330.0an adapter for LogicGrowsOnTrees that uses multiple processes for parallelism (benchmark, bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
Lucu1510.0HTTP Daemonic Library (library, network, public-domain)2011-09-04MasatakeDaimon
Lykah180.0A static website and blog generator (library, mit, program, web)2017-01-26johannesgerer
MASMGen522.0Generate MASM code from haskell (development, lgpl, library)2016-03-09petercommand
MBot822.5Haskell interface for controlling the mBot educational robot (educational, gpl, library)2018-01-02cfscholl
MC-Fold-DP220.0Folding algorithm based on nucleotide cyclic motifs. (bioinformatics, gpl, library, program)2012-11-12ChristianHoener
MFlow4590.0stateful, RESTful web framework (application-server, bsd3, library, web)2015-09-21AlbertoCorona
MHask290.0The category of monads (bsd3, control, library)2013-08-06DanBurton
MSQueue90.0Michael-Scott queue. (bsd3, data, library)2015-01-31julek
MagicHaskeller1520.0Automatic inductive functional programmer by systematic search (bsd3, language, library, program)2017-08-05SusumuKatayama
MailchimpSimple210.0Haskell library to interact with Mailchimp JSON API Version 3.0 (bsd3, library, web)2016-03-29dananji9131
Mapping370.0Mapping (agpl, data, library)2018-02-17
MaybeT300.0MaybeT monad transformer (bsd3, control, library)2008-12-21CaleGibbard, DonaldStewart, EricKidd
MaybeT-monads-tf (deprecated in favor of monads-tf)250.0MaybeT monad transformer compatible with monads-tf (deprecated) (bsd3, control, deprecated, library)2011-06-22BenMillwood
MaybeT-transformers170.0MaybeT monad transformer using transformers instead of mtl. (bsd3, control, library)2010-06-28ErikHesselink, SebastiaanVisser
MeanShift100.0Mean shift algorithm (bsd3, library, math)2012-04-30VilleTirronen
Measure180.0A library for units of measurement (bsd3, data, library)2009-11-11TonyMorris
Mecha100.0mecha are the most complex composite machines known to humanity, lets build them well! (bsd2, concurrency, control, data, library, network, system)2016-08-11CarterSchonwald
Mechs100.0mecha are the most complex composite machines known to humanity, lets build them well! (bsd2, concurrency, control, data, library, network, system)2016-08-11CarterSchonwald
MemoTrie4032.0Trie-based memo functions (bsd3, data, library)2018-01-30ConalElliott
MetaHDBC210.0Statically checked database access (database, lgpl, library)2014-12-22MadsLindstroem
MetaObject680.0A meta-object system for Haskell based on Perl 6 (bsd3, development, library, pugs)2015-08-15AudreyTang
Metrics150.0Evaluation metrics commonly used in supervised machine learning (bsd3, library, statistics)2012-06-19BenHamner
Michelangelo860.0OpenGL for dummies (graphics, library, mit)2016-01-05SwiftsNamesake
MicrosoftTranslator150.0Interface for Microsoft Translator (bsd3, language, library)2015-08-23netogallo
MissingH3502.5Large utility library (bsd3, library, unclassified)2016-06-15JohnGoerzen, davean
MissingK270.0Useful types and definitions missing from other libraries (bsd3, development, library)2017-04-27IvanPerez, keera_studios_ci
MissingM90.0findM and other missing 'M's (bsd3, control, library)2012-11-15DylanJust
MissingPy570.0Haskell interface to Python (library, mit, unclassified)2012-08-24JohnGoerzen, MattBrown
Modulo320.0Modular arithmetic via Numeric-Prelude (gpl, library, math)2013-08-08NikolayMurzin
Moe140.0A FRP library based on signal functions. (bsd3, frp, library, program)2011-11-03XinyuJiang
MoeDict340.0Utilities working with MoeDict.tw JSON dataset (library, public-domain, text)2016-02-04AudreyTang
MonadCatchIO-mtl (deprecated in favor of exceptions)1040.0Monad-transformer version of the Control.Exception module (bsd3, control, deprecated, library)2014-01-04DanielGorin
MonadCatchIO-mtl-foreign (deprecated)100.0Polymorphic combinators for working with foreign functions (bsd3, control, deprecated, library)2010-05-29AntoineLatter
MonadCatchIO-transformers (deprecated in favor of exceptions)1540.0Monad-transformer compatible version of the Control.Exception module (bsd3, control, deprecated, library)2014-12-23AriePeterson
MonadCatchIO-transformers-foreign (deprecated)130.0Polymorphic combinators for working with foreign functions (bsd3, control, deprecated, library)2010-05-29AntoineLatter
MonadCompose1350.0Methods for composing monads. (bsd3, library, monad)2016-01-30JamesCandy
MonadLab250.0Automatically generate layered monads (bsd3, library, monads, program)2009-01-29AdamProcter
MonadPrompt1200.0MonadPrompt, implementation & examples (bsd3, control, library)2014-09-14CaleGibbard, JamesCook, RyanIngram
MonadRandom4830.0Random-number generation monad. (bsd3, control, library)2017-02-10BrentYorgey, CaleGibbard, EricKidd, LukePalmer, PaoloVeronelli, PatrickPalka
MonadRandomLazy230.0Lazy monad for psuedo random-number generation. (bsd3, control, library)2015-12-29NormanRamsey
MonadStack300.0Generalizing lift to monad stacks (bsd2, control, library)2015-07-13bhurt
Monatron250.0Monad transformer library with uniform liftings (bsd3, control, library)2010-05-12TomSchrijvers
Monatron-IO100.0MonadIO instances for the Monatron transformers. (bsd3, control, library)2012-04-26TobiasBrandt
Monocle380.0Symbolic computations in strict monoidal categories with LaTeX output. (bsd3, library, math)2009-12-17OsmanBineev
MorseCode570.0Morse code (gpl, library, text)2010-10-14AndyStewart
MuCheck790.0Automated Mutation Testing (gpl, library, testing)2015-01-06RahulGopinath
MuCheck-HUnit390.0Automated Mutation Testing for HUnit tests (gpl, library, program, testing)2015-01-06RahulGopinath
MuCheck-Hspec410.0Automated Mutation Testing for Hspec tests (gpl, library, program, testing)2015-01-06RahulGopinath
MuCheck-QuickCheck300.0Automated Mutation Testing for QuickCheck tests (gpl, library, program, testing)2015-01-06RahulGopinath
MuCheck-SmallCheck340.0Automated Mutation Testing for SmallCheck tests (gpl, library, program, testing)2015-01-06RahulGopinath
Munkres150.0Munkres' assignment algorithm (hungarian method) (algorithms, bsd3, library)2008-12-07BalazsKomuves
Munkres-simple190.0Simple and typesafe layer over the Munkres package. (algorithms, bsd3, library)2014-09-13ScrambledEggs
MusicBrainz910.0interface to MusicBrainz XML2 and JSON web services (gpl, library, network)2017-09-26ClintAdams
MusicBrainz-libdiscid240.0Binding to libdiscid by MusicBrainz (audio, ffi, lgpl, library, sound)2013-04-22AndreTwupack
MutationOrder300.0Most likely order of mutation events in RNA (bioinformatics, gpl, library, program)2017-10-24ChristianHoener
MyPrimes130.0Generate all primes (benchmark, data, library, mit, program)2015-08-05afonsomatos
NMap130.0A transparent nested Map structure (data, lgpl, library)2016-12-02ACastello
NTRU250.0NTRU Cryptography (cryptography, gpl, library, math)2016-01-21mikewest
NXT1150.0A Haskell interface to Lego Mindstorms NXT (lgpl, library, program, robotics)2016-02-23MitarMilutinovic
NXTDSL340.0Generate NXC Code from DSL (bsd3, compilers-interpreters, language, library, program)2013-08-31AlexanderThiemann
NameGenerator200.0A name generator written in Haskell (gpl, library, text)2016-10-03pommicket
NanoProlog1040.0Very small interpreter for a Prolog-like language (bsd3, language, library, program)2011-12-22DoaitseSwierstra, JurrienStutterheim, joaopizani
Naperian250.0Naperian Functors for APL-like programming (library, math)2018-02-06DominicSteinitz
NaturalLanguageAlphabets400.0Simple scoring schemes for word alignments (benchmark, bsd3, library, natural-language-processing)2017-03-14ChristianHoener
Neks310.0Simple networked key/value store (database, library, mit, program)2015-07-31wyager
NestedFunctor170.0Nested composition of functors with a type index tracking nesting. (bsd3, data, library)2014-06-28kwf
NestedSampling380.0A port of John Skilling's nested sampling C code to Haskell. (gpl, library, statistics)2011-09-22IssacTrotts
NetSNMP1550.0Bindings for net-snmp's C API for clients (bsd3, library, network)2016-12-01JohnDorsey, PavloKerestey
Network-NineP640.0High-level abstraction over 9P protocol (library, network, program)2016-09-02SergeyAlirzaev
NewBinary240.0A binary I/O library (data, library)2009-10-16JeremyShaw
NineP440.09P2000 in pure Haskell (bsd3, data, library)2013-09-22DaveLeimbach, SergeyAlirzaev
NoHoed270.0Placeholder package to preserve debug ability via conditional builds (bsd3, debugging, library)2017-08-31PepeIborra
NoTrace622.0Remove all the functions come from Debug.Trace after debugging (development, library, mit)2017-08-29CindyLinz
Noise600.0A Haskell coherent noise generator based on libnoise (bsd3, graphics, library, math, noise)2013-02-25HugoGomes
Nomyx-Core1040.0A Nomic game in haskell (bsd3, game, library)2015-03-26CorentinDupont
Nomyx-Language1810.0Language to express rules for Nomic (bsd3, language, library)2015-03-26CorentinDupont
Nomyx-Rules (deprecated in favor of Nomyx-Language)400.0Language to express rules for Nomic (bsd3, deprecated, language, library)2013-02-25CorentinDupont
Nomyx-Web840.0Web gui for Nomyx (bsd3, game, library)2015-03-26CorentinDupont
NonEmpty90.0Library providing a non-empty list datatype, and total functions operating on it (bsd3, data, library)2009-03-19RobinGreen
NonEmptyList (deprecated in favor of semigroups)750.0A list with a length of at least one. (bsd3, data, deprecated, library)2010-08-28TonyMorris
NumInstances1300.0Instances of numeric classes for functions and tuples (bsd3, data, library)2014-09-26ConalElliott
NumLazyByteString (deprecated)120.0Num, Enum, Eq, Integral, Ord, Real, and Show instances for Lazy ByteStrings (bsd3, data, deprecated, library)2010-04-06ThomasDuBuisson
NumberSieves350.0Number Theoretic Sieves: primes, factorization, and Euler's Totient (bsd3, library, math)2012-08-21LeonSmith
NumberTheory160.0A library for number theoretic computations, written in Haskell. (gpl, library, math)2016-02-17cfredric
Numbers400.0An assortment of number theoretic functions (algorithms, lgpl, library, number-theory)2009-04-17AdrianNeumann
Nussinov78430.0Nussinov78 using the ADPfusion library. (bioinformatics, gpl, library, program)2012-11-07ChristianHoener
Nutri90.0A little library to calculate nutrition values of food items. (library, public-domain, utils)2013-11-27frosch03
OGL460.0A context aware binding for the OpenGL graphics system (bsd3, graphics, library)2009-05-11NealAlexander
OSM1140.0Parse OpenStreetMap files (bsd3, library, utils)2012-01-28ThomasDuBuisson, TonyMorris
OTP90.0HMAC-Based and Time-Based One-Time Passwords (cryptography, library, mit)2012-09-30ArtemLeshchev
Object100.0Object oriented programming for haskell using multiparameter typeclasses. (apache, control, data, library)2014-05-15yokto
ObjectIO110.0 (bsd3, library, unclassified)2007-11-03
ObjectName1530.0Explicitly handled object names (bsd3, data, library)2015-12-22SvenPanne
Obsidian500.0Embedded language for GPU Programming (bsd3, language, library)2016-05-14JoelSvensson
Octree1390.0Simple unbalanced Octree for storing data about 3D points (bsd3, data, library)2017-12-02MichalGajda
OddWord370.0Provides a wrapper for deriving word types with fewer bits. (bsd3, data, library)2015-10-25RobinKay
Omega940.0Integer sets and relations using Presburger arithmetic (bsd3, data, library)2014-05-03ChristopherRodrigues
OnRmt100.0Text UI library for performing parallel remote SSH operations (bsd3, library, program, system)2017-01-30KevinQuick
OneTuple1360.0Singleton Tuple (bsd3, library, unclassified)2009-03-24JohnDorsey
Only1330.0The 1-tuple type or single-value "collection" (bsd3, data, library)2017-06-12HerbertValerioRiedel
OpenAFP950.0IBM AFP document format parser and generator (data, library, public-domain)2017-04-04AudreyTang
OpenAL1660.0A binding to the OpenAL cross-platform 3D audio API (bsd3, library, sound)2016-04-11AndrewMiller, BenFoppa, SvenPanne
OpenCL950.0Haskell high-level wrapper for OpenCL (bsd3, ffi, gpu, graphics, library)2013-10-19LuisCabellos
OpenCLRaw180.0The OpenCL Standard for heterogenous data-parallel computing (bsd3, graphics, library)2009-08-18JeffersonHeard
OpenCLWrappers660.0The OpenCL Standard for heterogenous data-parallel computing (bsd3, ffi, library)2014-08-14EmilKarlson
OpenGL6180.0A binding for the OpenGL graphics system (bsd3, graphics, library)2017-04-26JasonDagit, SvenPanne
OpenGLCheck120.0Quickcheck instances for various data structures. (bsd3, graphics, library)2008-11-04ThomasDavie
OpenGLRaw4780.0A raw binding for the OpenGL graphics system (bsd3, graphics, library)2017-12-22JasonDagit, SvenPanne
OpenGLRaw21 (deprecated)750.0The intersection of OpenGL 2.1 and OpenGL 3.1 Core (deprecated, graphics, library)2015-02-14JakeMcArthur
OpenSCAD680.0ADT wrapper and renderer for OpenSCAD models. (bsd3, graphics, library)2015-07-07MikeMeyer
OpenVG660.0OpenVG (ShivaVG-0.2.1) binding (bsd3, graphics, library)2014-01-01StephenTetley
OpenVGRaw210.0Raw binding to OpenVG (ShivaVG-0.2.1 implementation). (bsd3, graphics, library)2014-01-01StephenTetley
Operads650.0Groebner basis computation for Operads. (bsd3, library, math)2009-08-14MikaelVejdemoJohansson
OptDir300.0The OptDir type for representing optimization directions. (bsd3, data, library, optimisation, optimization)2013-05-29MasahiroSakai
OrPatterns90.0A quasiquoter for or-patterns (bsd3, development, library)2014-05-16AdamVogt
OrchestrateDB310.0Unofficial Haskell Client Library for the Orchestrate.io API (bsd3, database, library)2015-08-02dwd31415
OrderedBits580.0Efficient ordered (by popcount) enumeration of bits (benchmark, bsd3, data, library)2017-02-27ChristianHoener
Ordinals210.0Ordinal arithmetic (bsd3, library, math)2010-07-09KiYungAhn
Ordinary350.0A Programming Language in Construction (bsd3, language, library, program)2018-01-08MarisaVeryMoe
PArrows240.0Arrow parser combinators similar to Parsec (bsd3, library, parsing)2009-01-24GwernBranwen
PBKDF2 (deprecated in favor of pbkdf, scrypt, bcrypt)730.0Make password-based security schemes more secure. (bsd3, cryptography, deprecated, library)2014-10-02AdamBergmark, ErikHesselink, JeremyShaw, ThomasHartman
PCLT (deprecated)90.0Extension to Show: templating, catalogizing, languages, parameters, etc. (deprecated, lgpl, library, text)2009-12-12AndreySisoyev
PCLT-DB (deprecated)200.0An addon to PCLT package: enchance PCLT catalog with PostgreSQL powers. (database, deprecated, lgpl, library)2009-12-12AndreySisoyev
PDBtools280.0A library for analysis of 3-D protein coordinates (bioinformatics, gpl, library)2012-06-03GrantRotskoff
PPrinter490.0A generic derivable Haskell pretty printer (bsd3, generics, library, pretty-printer, text)2016-10-25iamzhenyi
PSQueue550.0Priority Search Queue (bsd3, data-structures, library)2008-10-14ScottDillard
PUH-Project160.0This is a package which includes Assignments, Email, User and Reviews modules for Programming in Haskell course. (bsd3, data, library)2016-01-21att
PageIO240.0Page-oriented extraction and composition library (bsd3, library, program, text)2008-08-01AudreyTang
Paillier300.0a simple Paillier cryptosystem (bsd3, library, math)2013-12-11onemouth
PandocAgda290.0Pandoc support for literate Agda (bsd3, dependent-types, library, program)2013-03-11PeterDivianszky
Paraiso1310.0a code generator for partial differential equations solvers. (bsd3, language, library)2015-12-03TakayukiMuranushi
Parallel-Arrows-BaseSpec140.0BaseSpecs used for @Parallel-Arrows-Definition@ and Co. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-Definition180.0Multithreaded evaluation using Arrows. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-Eden150.0Eden based backend for @Parallel-Arrows-Definition@. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-Multicore170.0GpH based backend for @Parallel-Arrows-Definition@ in a multicore variant. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-ParMonad150.0Par Monad (@monad-par@) based backend for @Parallel-Arrows-Definition@. (arrows, library, mit, parallelism)2018-01-18s4ke
Parry90.0A proven synchronization server for high performance computing. (gpl, library, parry)2014-04-01pmeunier
ParsecTools180.0Parsec combinators for more complex objects. (gpl, library, parsing)2010-09-22ChristianHoener
ParserFunction (deprecated in favor of attoparsec)760.0Parse and evaluate mathematical expressions. (bsd3, deprecated, library, math, parsing)2014-05-14EnzoHaussecker
PartialTypeSignatures190.0emulate partial type signatures with template haskell (bsd3, development, library)2014-08-09AdamVogt
PasswordGenerator80.0Simple library for generating passwords (cryptography, library, mit)2014-02-11VictorDenisov
PastePipe680.0CLI for pasting to lpaste.net (gpl, library, program, utils)2015-04-25MateuszKowalczyk, RoganCreswick
PathTree180.0A tree used to merge and maintain paths (bsd3, data, library)2016-07-16pjrt
Pathfinder1060.0Relational optimiser and code generator (bsd3, database, ffi, library)2011-12-01GeorgeGiorgidze, JeroenWeijers, AlexUlrich
Peano380.0simple Peano numbers (bsd3, data, library)2012-03-08AndrasSlemmer, FrancescoMazzoli
PeanoWitnesses90.0GADT type witnesses for Peano-style natural numbers. (bsd3, data, library)2014-06-28kwf
PerfectHash560.0A perfect hashing library for mapping bytestrings to values. (bsd3, data, data-structures, library)2016-04-29MarkWotton
PermuteEffects290.0Permutations of effectful computations (bsd3, control, library)2011-01-16MartijnVanSteenbergen
Pipe (deprecated)510.0Process piping library (bsd3, deprecated, library, system)2009-07-02MattiNiemenmaa
Piso250.0Partial isomorphisms (bsd3, data, library)2017-05-09MartijnVanSteenbergen
PlayingCards310.0Playing cards api (bsd3, game, library)2014-08-04dillonhuff
Plot-ho-matic3650.0Real-time line plotter for generic data (bsd3, graphics, library)2018-02-16GregHorn
Plural220.0Pluralize English words (gpl, language, library)2009-08-05AndyStewart
PortMidi1910.0A binding for PortMedia/PortMidi (bsd3, library, sound)2016-07-06PaulLiu
PostgreSQL220.0Thin wrapper over the C postgresql library (database, library)2007-03-24IanLynagh
PrimitiveArray2140.0Efficient multidimensional arrays (bsd3, data, library)2017-03-06ChristianHoener
PrimitiveArray-Pretty160.0Pretty-printing for primitive arrays (bsd3, data, library)2017-03-03ChristianHoener
Printf-TH110.0 (lgpl, library, utils)2008-06-14MarcWeber
PriorityChansConverger120.0Read single output from an array of inputs - channels with priorities (concurrency, lgpl, library)2010-01-03AndreySisoyev
ProbabilityMonads80.0Probability distribution monads. (bsd3, control, library)2007-10-07EricKidd
PropLogic410.0Propositional Logic (algorithms, bsd3, library, logic, program)2012-04-16DavidFox
Proper600.0An implementation of propositional logic in Haskell (bsd3, library, program, unclassified)2014-11-03dillonhuff
ProxN110.0Proximity sets in N dimensions (bsd3, library, math)2012-01-28AndrasSlemmer
Pup-Events90.0A networked event handling framework for hooking into other programs. (gpl, library, networking, program, pup-events)2012-07-15DanielWilson
Pup-Events-Client460.0A networked event handling framework for hooking into other programs. (gpl, library, networking, pup-events)2012-08-16DanielWilson
Pup-Events-PQueue110.0A networked event handling framework for hooking into other programs. (gpl, library, networking, pup-events)2012-07-15DanielWilson
Pup-Events-Server490.0A networked event handling framework for hooking into other programs. (gpl, library, networking, pup-events)2012-08-15DanielWilson
QIO360.0The Quantum IO Monad is a library for defining quantum computations in Haskell (bsd3, library, quantum)2016-11-13AlexanderGreen
QLearn82.0A library for fast, easy-to-use Q-learning. (data, library, mit)2016-05-01dpandya
QuadEdge110.0QuadEdge structure for representing triangulations (bsd3, data, library)2010-06-26NealAlexander
QuadTree230.0QuadTree library for Haskell, with lens support. (bsd3, data, game, library)2015-08-09Kron
QuasiText640.0A QuasiQuoter for Text. (bsd3, library, text)2016-06-05MikeLedger
Quelea152.0Programming with Eventual Consistency over Cassandra. (bsd3, experimental, library)2015-12-13gowtham
QuickAnnotate540.0Annotation Framework (bsd3, development, library, program)2012-09-19ShayanNajd
QuickCheck12742.75Automatic testing of Haskell programs (bsd3, library, testing)2018-01-12DonaldStewart, KoenClaessen, NickSmallbone, SimonMarlow
QuickCheck-GenT660.0A GenT monad transformer for QuickCheck library. (library, mit, testing)2016-04-19NikitaVolkov
QuickCheck-safe580.0Safe reimplementation of QuickCheck's core (library, mit, testing)2017-07-23BertramFelgenhauer
QuickCheckVariant940.0Generator of "valid" and "invalid" data in a type class (gpl, library, testing)2018-02-01sanjorgek
QuickPlot270.0Quick and easy data visualization with Haskell (gpl, graphics, library)2016-02-15tepf
Quickson (deprecated in favor of aeson-quick)290.0Quick JSON extractions with Aeson (bsd3, deprecated, json, library, text, web)2015-07-12ssadler
R-pandoc380.0A pandoc filter to express R plots inside markdown (bsd3, library, program, text)2016-12-04CorentinDupont
RANSAC280.0The RANSAC algorithm for parameter estimation. (bsd3, library, math, numerical)2015-11-19AnthonyCowley
RBTree480.0Pure haskell Red-Black-Tree implemetation (bsd3, data-structures, library)2011-06-09XingboWu
RESTng110.0A framework for writing RESTful applications. (library, web)2009-05-15SergioUrinovsky
RFC1751490.0RFC-1751 library for Haskell (data, library, public-domain)2016-02-13xenog
RJson1000.0A reflective JSON serializer/parser. (bsd3, library, text)2009-02-22AlexDrummond
RMP90.0Binding to code that controls a Segway RMP (bsd3, library, program, robotics, system)2010-05-23NoamLewis
RNAFold540.0RNA secondary structure prediction (bioinformatics, gpl, library, program)2013-12-06ChristianHoener
RNAdesign480.0Multi-target RNA sequence design (bioinformatics, gpl, library, program)2014-02-13ChristianHoener
RNAdraw160.0Draw RNA secondary structures (bioinformatics, gpl, library, program)2014-02-03ChristianHoener
RNAlien1122.0Unsupervized construction of RNA family models (bioinformatics, gpl, library, program)2017-03-13FlorianEggenhofer
RNAwolf510.0RNA folding with non-canonical basepairs and base-triplets. (bioinformatics, gpl, library, program)2011-09-29ChristianHoener
RSA3030.0Implementation of RSA, using the padding schemes of PKCS#1 v2.1. (bsd3, codec, cryptography, library)2017-06-08AdamWick
Random123400.0Haskell port of Random123 library (benchmark, library, mit, random)2015-03-20BogdanOpanchuk
RandomDotOrg (deprecated)330.0Interface to random.org (deprecated, library, other, public-domain)2008-07-29AustinSeipp
Range120.0Data structure for managing ranges (bsd3, data, library)2013-04-19ThomasEding
Ranged-sets582.0Ranged sets for Haskell (bsd3, data, library)2010-12-09PaulJohnson
Rasterific2252.0A pure haskell drawing engine. (bsd3, graphics, library)2017-03-21VincentBerthoux
ReadArgs650.0Simple command line argument parsing (bsd3, command-line, library, program)2016-12-08NoahEasterly
Redmine580.0Library to access Redmine's REST services (library, mit, network, web)2017-01-22cstpierre
Ref170.0Generic Mutable Ref Abstraction Layer (bsd3, data, library)2013-03-28CarterSchonwald
RefSerialize1700.0Write to and read from ByteStrings maintaining internal memory references (bsd3, data, database, library, parsing)2017-02-06AlbertoCorona
Referees130.0A utility for computing distributions of material to review among reviewers. (gpl, library, program, utils)2014-11-11PabloCouto
RepLib1452.0Generic programming library with representation types (bsd3, generics, library)2016-08-19BrentYorgey, ChrisCasinghino, sweirich
ReplicateEffects160.0Composable replication schemes of applicative functors (bsd3, control, library)2012-12-27MartijnVanSteenbergen
ReviewBoard410.0Haskell bindings to ReviewBoard (bsd3, development, library, program)2008-05-28AdamSmyczek
RichConditional100.0Tiny library to replace classic if/else (control, library, mit)2015-02-16alexvieth
Rlang-QQ (deprecated in favor of inline-r)980.0quasiquoter for inline-R code (bsd3, deprecated, development, library)2015-05-06AdamVogt
RoyalMonad350.0All hail the Royal Monad! (bsd3, control, library)2015-09-23AtzeVanDerPloeg
RtMidi152.0 (library, mit, sound)2017-03-09kohlrabi
RxHaskell180.0Reactive Extensions for Haskell (frp, library, mit)2013-04-15JustinSpahrSummers
SBench240.0A benchmark suite for runtime and heap measurements over a series of inputs. (bsd3, library, testing)2013-03-05DanielSeidel
SCalendar (deprecated in favor of scalendar)321.25This is a library for handling calendars and resource availability based on the "top-nodes algorithm" and set operations. (deprecated, library, mit, time)2017-09-11sebasHack
SConfig (deprecated)232.0A simple config library (configuration, deprecated, library, mit)2014-10-14fgaz
SDL3241.5Binding to libSDL (bsd3, foreign-binding, library)2017-12-07ChrisDone, DavidHimmelstrup, fffaaa
SDL-gfx590.0Binding to libSDL_gfx (bsd3, foreign-binding, library)2015-12-10ChrisDone, DavidHimmelstrup, fffaaa
SDL-image760.0Binding to libSDL_image (bsd3, foreign-binding, library)2015-12-08ChrisDone, DavidHimmelstrup, fffaaa
SDL-mixer780.0Binding to libSDL_mixer (bsd3, foreign-binding, library)2015-11-04ChrisDone, DavidHimmelstrup, fffaaa
SDL-mpeg140.0Binding to the SMPEG library (bsd3, foreign-binding, library)2008-07-28AudreyTang
SDL-ttf830.0Binding to libSDL_ttf (bsd3, foreign-binding, library)2015-12-10ChrisDone, DavidHimmelstrup, fffaaa
SDL2-ttf (deprecated in favor of sdl2-ttf)160.0Binding to libSDL-ttf (deprecated, foreign-binding, library, mit)2013-12-22OmerAgacan
SFML560.0SFML bindings (game, library, mit)2016-10-03AlfredoDiNapoli, sulami, ppelleti
SFML-control290.0Higher level library on top of SFML (graphics, library, mit)2013-12-15AlfredoDiNapoli
SFont (deprecated)200.0SFont SDL Bitmap Fonts (bsd3, deprecated, graphics, library)2010-01-11LiamOConnorDavis
SG130.0Small geometry library for dealing with vectors and collision detection (bsd3, data, library, math)2009-03-17NeilBrown
SGplus120.0(updated) Small geometry library for dealing with vectors and collision detection (bsd3, data, library, math)2016-09-01donomii
SHA4930.0Implementations of the SHA suite of message digest functions (bsd3, codec, cryptography, library)2015-03-26AdamWick, RaphaelJavaux
SHA2750.0Fast, incremental SHA hashing for bytestrings (bsd3, cryptography, library)2011-02-28SveinOveAas
SMTPClient800.0A simple SMTP client library (bsd3, library, network)2013-02-11StephenBlackheath
SNet70.0Declarative coördination language for streaming networks. (language, lgpl, library)2012-09-24MerijnVerstraaten
SQLDeps110.0Calculate db-data dependencies of functions (bsd3, database, library)2013-05-20AlexanderThiemann
SSTG1352.0STG Symbolic Execution (bsd3, library, program, web)2017-08-17AntonXue
STL770.0STL 3D geometry format parsing and pretty-printing (bsd3, graphics, library)2016-03-01bergey
STLinkUSB180.0STLink USB interface in Haskell (bsd3, hardware, library, microcontroller, stm32)2017-11-03MarcFontaine
STM32-Zombie320.0control a STM32F103 microcontroller (bsd3, hardware, library, microcontroller, stm32)2017-11-03MarcFontaine
STM32F103xx-SVD110.0Definition for Peripherals,Registers and Fields from STM32F103xx.svd (bsd3, hardware, library, microcontroller, stm32)2017-11-03MarcFontaine
STMonadTrans1730.0A monad transformer version of the ST monad (bsd3, library, monads)2017-02-09JosefSvenningsson
SVD2HS110.0translate a SVD of a Microcontroller to Haskell tables (bsd3, hardware, library, microcontroller, stm32, svd)2017-11-03MarcFontaine
SVGFonts2710.0Fonts from the SVG-Font format (bsd3, graphics, library)2017-09-26BrentYorgey, JanBracker, RyanYates, TillmannVogt, jeffreyrosenbluth, bergey
SVGPath670.0Parsing the path command of SVG (bsd3, graphics, library)2014-06-16RohanDrape, TillmannVogt
SWMMoutGetMB380.0A parser for SWMM 5 binary .OUT files (environment, hydrology, lgpl, library, water)2015-11-30siddhanathan
SableCC2Hs270.0Generate a parser (in Haskell) with the SableCC parser generator. (bsd3, library, parsing, program)2012-06-13MarcFontaine
Safe (deprecated in favor of safe)120.0Library for safe (pattern match free) functions (bsd3, deprecated, library, unclassified)2007-01-12
SafeSemaphore2060.0Much safer replacement for QSemN, QSem, and SampleVar (bsd3, concurrency, library)2014-05-03ChrisKuklewicz
Salsa290.0A .NET Bridge for Haskell (.net, bsd3, foreign, library)2014-09-06AndrewAppleyard, TimMatthews
Saturnin320.0Saturnin CI / Job System (application-server, bsd3, library, program)2015-05-18yac
SciFlow820.0Scientific workflow management system (control, library, mit)2017-08-16kaizhang
SegmentTree380.0Data structure for querying the set (or count) of intervals covering given point (bsd3, data, library)2012-10-29AlexandruScvortov, DmitryAstapov
SelectSequencesFromMSA180.0SelectSequences is a tool for selection of a represenative subset of sequences from a multiple sequence alignment in clustal format. (bioinformatics, gpl, library, program)2017-04-24FlorianEggenhofer
Semigroup660.0A semigroup (bsd3, data, library)2011-04-13TonyMorris
SeqAlign (deprecated in favor of seqalign)100.0Sequence Alignment (bsd3, deprecated, library, unclassified)2015-04-23rcallahan
SessionLogger110.0Easy Loggingframework (lgpl, library, logging)2011-07-06GeroKriependorf
ShellCheck3362.0Shell script analysis tool (gpl, library, program, static-analysis)2017-12-09koala_man, vidarhol
Shellac530.0A framework for creating shell envinronments (bsd3, library, user-interfaces)2016-06-03RobertDockins
Shellac-compatline310.0"compatline" backend module for Shellac (bsd3, library, user-interfaces)2016-06-03RobertDockins
Shellac-editline320.0Editline backend module for Shellac (bsd3, library, user-interfaces)2016-06-03RobertDockins
Shellac-haskeline420.0Haskeline backend module for Shellac (bsd3, library, user-interfaces)2016-06-04JudahJacobson, RobertDockins
Shellac-readline330.0Readline backend module for Shellac (bsd3, library, user-interfaces)2016-06-03RobertDockins
ShortestPathProblems80.0grammars for TSP and SHP (bsd3, data, library)2017-03-06ChristianHoener
ShowF220.0Show for * -> * (bsd3, library, text)2013-11-27ConalElliott
Shrub80.04-way trie fuzzy search (bsd3, library, unclassified)2015-04-23rcallahan
SimpleAES670.0Fast AES encryption/decryption for bytestrings (bsd3, cryptography, library)2010-05-16DavidHimmelstrup
SimpleEA400.0Simple evolutionary algorithm framework. (ai, bsd3, library)2012-06-15ErlendHamberg
SimpleGL (deprecated in favor of definitive-graphics)290.0A Simple Graphics Library from the SimpleH framework. (bsd3, deprecated, graphics, library)2013-09-17MarcCoiffier
SimpleH (deprecated in favor of definitive-base)500.0A light, clean and powerful Haskell utility library (deprecated, library, prelude)2013-11-28MarcCoiffier
SimpleLog340.0Simple, configurable logging (bsd3, library, system)2015-01-19AndrasSlemmer
SimpleServer320.0A simple static file server, for when apache is overkill (library, mit, program, web)2017-06-25AnupamJain
SimpleTableGenerator130.0Simple table generator (gpl, library, text)2017-02-22klntsky
SizeCompare70.0Fast size comparison for standard containers. (data, gpl, library)2010-03-02BramSchuur
Slides920.0Generate slides from Haskell code (graphics, library, mit)2016-10-27darwin226
Smooth150.0A tiny, lazy SMT solver (bsd3, library, math)2014-11-05dillonhuff
SmtLib110.0Library for parsing SMTLIB2 (formal-methods, library, mit)2015-02-22roger62
SoOSiM280.0Abstract full system simulator (bsd3, library, simulation)2012-06-19ChristiaanBaaij
SoccerFun1710.0Football simulation framework for teaching functional programming (ai, bsd3, education, game, library, program)2015-12-02JanRochel
SoccerFunGL670.0OpenGL UI for the SoccerFun framework (ai, bsd3, education, game, library, program)2015-12-02JanRochel
Sonnex380.0Sonnex is an alternative to Soundex for french language (gpl, library, natural-language-processing, text)2014-12-01zigazou
Southpaw250.0Assorted utility modules (library, mit, utilities)2015-07-23SwiftsNamesake
SpinCounter120.0Lock free Spin Counter (bsd3, data, library)2015-01-24julek
Spintax650.0Random text generation based on spintax (bsd3, library, text)2017-06-18MichelBoucey
Spock5632.5Another Haskell web framework for rapid development (bsd3, library, web)2017-02-03AlexanderThiemann
Spock-api250.0Another Haskell web framework for rapid development (bsd3, library, web)2017-02-03AlexanderThiemann
Spock-api-ghcjs170.0Another Haskell web framework for rapid development (bsd3, library, web)2017-02-03AlexanderThiemann
Spock-api-server250.0Another Haskell web framework for rapid development (bsd3, library, web)2017-02-03AlexanderThiemann
Spock-auth (deprecated)270.0Provides authentification helpers for Spock (bsd3, deprecated, library, web)2014-07-13AlexanderThiemann
Spock-core510.0Another Haskell web framework for rapid development (bsd3, library, web)2017-02-03AlexanderThiemann
Spock-digestive380.0Digestive functors support for Spock (library, mit, web)2016-08-25AlexanderThiemann
Spock-lucid520.0Lucid support for Spock (bsd3, library, web)2017-08-05Artyom
Spock-worker1010.0Background workers for Spock (library, mit, web)2016-08-25AlexanderThiemann
SpreadsheetML140.0Write support for Excel's SpreadsheetML format (bsd3, library, text)2012-02-21JasonDagit
Sprig (deprecated)190.0Binding to Sprig (bsd3, deprecated, foreign-binding, library)2010-01-11LiamOConnorDavis
Stack612.25Stack data structure (bsd3, data-structures, library)2016-12-10rwlock
Stasis100.0A simple MVCC like library (bsd3, concurrency, library, program)2014-01-13zcourts
StateVar2130.0State variables (bsd3, data, library)2016-04-13EdwardKmett, SvenPanne
StateVar-transformer80.0State variables (bsd3, data, library)2014-03-06seagull
StatisticalMethods80.0Collection of useful statistical methods. (gpl, library, statistics)2011-08-22ChristianHoener
StockholmAlignment792.0Libary for Stockholm aligmnent format (bioinformatics, gpl, library)2018-01-15FlorianEggenhofer
Stomp150.0Client library for Stomp brokers. (bsd3, library, network)2011-07-01VitaliyRukavishnikov
Strafunski-ATermLib330.0An abstract data type designed for the exchange of tree-like data structures (bsd3, data, library)2013-05-03JamesKoppel
Strafunski-StrategyLib1090.0Library for strategic programming (bsd3, generics, library)2017-01-11AlanZimmerman, JamesKoppel
StrappedTemplates440.0General purpose templates in haskell (bsd3, library, text)2015-07-12hansonkd
StrategyLib100.0 (generics, library)2007-07-14SamuelBronson
Stream2660.0A library for manipulating infinite lists. (bsd3, data, library)2015-02-06WouterSwierstra
StrictBench190.0Benchmarking code through strict evaluation (gpl, library, testing)2009-06-08RemcoNiemeijer
StringUtils310.0String manipulation utilities (lgpl, library, text)2017-08-31CIX_68
SuffixStructures110.0Suffix array construction (benchmark, bsd3, data, data-structures, library, program)2015-05-07ChristianHoener
SybWidget500.0Library which aids constructing generic (SYB3-based) widgets (gui, lgpl, library)2012-12-02MadsLindstroem
SyntaxMacros (deprecated in favor of murder)350.0Syntax Macros in the form of an EDSL (deprecated, development, lgpl, library)2012-05-31MarcosViera
Sysmon270.0Sybase 15 sysmon reports processor (bsd3, database, library)2011-03-07VitaliyRukavishnikov
TBC290.0Testing By Convention (bsd3, library, program, testing)2012-06-24PeterGammie
TBit300.0Utilities for condensed matter physics tight binding calculations. (bsd3, library, science)2015-04-20danielsmw
TCache3260.0A Transactional cache with user-defined persistence (bsd3, data, database, library)2017-02-11AlbertoCorona
THEff360.0TH implementation of effects. (bsd3, control, effect, library, th)2017-01-22kolodeznydiver
TORCS570.0Bindings to the TORCS vehicle simulator. (bindings, frp, game, gpl, library, program, simulation)2018-02-14MarkSantolucito
TTTAS730.0Typed Transformations of Typed Abstract Syntax (language, lgpl, library)2015-04-16MarcosViera
TV1060.0Tangible Values -- composable interfaces (bsd3, interfaces, library)2013-08-14ConalElliott
TYB430.0Template Your Boilerplate - a Template Haskell version of SYB (bsd3, generics, library)2013-02-18MichaelAdams, ThomasDuBuisson
TableAlgebra300.0Ferry Table Algebra (bsd3, database, library)2011-08-17JeroenWeijers
Tahin90.0Tahin Password Generator (bsd3, library, password, program)2016-04-06mtesseract
Tainted390.0Tainted type, and associated operations (bsd3, control, data, library, monads, trans)2015-05-27RossMeikleham
Tape80.0Bidirectionally infinite streams, akin to the tape of a Turing machine. (bsd3, data, library)2014-06-28kwf
Taxonomy370.0Libary for parsing, processing and vizualization of taxonomy data (bioinformatics, gpl, library)2017-08-10FlorianEggenhofer
TeX-my-math260.0Render general Haskell math to LaTeX. Or: math typesetting with high signal-to-noise–ratio. (gpl, library, math)2017-11-02leftaroundabout
TeaHS (deprecated)190.0TeaHS Game Creation Library (bsd3, deprecated, game, library)2010-06-05LiamOConnorDavis
Tensor540.0Tensor data types (bsd3, data, library)2015-01-07SvenPanne
TernaryTrees1380.0Efficient pure ternary tree Sets and Maps (bsd3, data-structures, library, program)2011-01-22AlexMason
TestExplode110.0Generates testcases from program-snippets (lgpl, library, testing)2015-06-10hjg
Theora120.0 (gpl, library, unclassified)2009-05-21PierreEtienneMeunier
Thingie (deprecated in favor of Hieroglyph)330.0Purely functional 2D drawing (bsd3, deprecated, graphics, library)2008-12-18JeffersonHeard
ThreadObjects100.0Mutable objects that reside in their own threads. (concurrency, gpl, library)2012-08-10TimothyHobbs
Thrift860.0Haskell bindings for the Apache Thrift RPC system (foreign, library)2013-04-12DonaldStewart, KirkPeterson, OzgunAtaman
TicTacToe100.0A sub-project (exercise) for a functional programming course (bsd3, education, library)2011-02-15TonyMorris
TigerHash100.0TigerHash with C implementation (cryptography, gpl, library)2010-04-16NikolayOrlyuk
TimePiece490.0A simple tile-based digital clock screen saver (library, program, public-domain, screensaver)2014-05-16AudreyTang
TinyLaunchbury160.0Simple implementation of call-by-need using Launchbury's semantics (bsd3, compilers-interpreters, library)2011-06-20DavidSankel
TinyURL180.0Use TinyURL to compress URLs (bsd3, library, web)2009-02-16ReidBarton
Top90.0Constraint solving framework employed by the Helium Compiler. (constraints, gpl, library, program)2012-08-21JurriaanHage
Tournament110.0Tournament related algorithms (game, library, mit)2012-05-26EirikAlbrigtsen
TraceUtils290.0Functions that should have been in Debug.Trace (bsd3, development, library)2012-10-15EyalLotem
TransformeR (deprecated)90.0eDSL in R for Safe Variable Transformarion (bsd3, deprecated, dsl, library, program, security, statistics)2016-08-04remy
Transhare130.0A library to apply transformation to containers so as to maximize sharing of unchanged subcomponents. (bsd3, data, library)2011-06-19ChrisKuklewicz
TreeCounter190.0Wait-free Tree Counter (bsd3, data, library)2015-01-24julek
TreeStructures180.0A collection of heaps and search trees (bsd3, data-structures, library)2010-03-15BrendanHickey
TreeT100.0Transformer for Data.Tree (control, library, monads, public-domain)2011-09-17RahulGopinath
Treiber430.0Lock free Treiber stack (bsd3, data, library)2015-01-31julek
TrendGraph160.0A simple trend Graph script (graphics, library, public-domain)2014-07-01AlperAYDIN
TrieMap2340.0Automatic type inference of generalized tries with Template Haskell. (algorithms, bsd3, library)2013-04-18LouisWasserman
Twofish450.0An implementation of the Twofish Symmetric-key cipher. (bsd3, codec, cryptography, library)2013-09-07RonLeisti
TypeCompose2740.0Type composition classes & instances (bsd3, composition, control, library)2016-05-31ConalElliott
TypeNat560.0Some Nat-indexed types for GHC (data, library, mit)2017-11-09alexvieth
UISF800.0Library for Arrowized Graphical User Interfaces. (bsd3, gui, library)2015-09-02dwincort
URLT (deprecated in favor of web-routes)210.0Library for maintaining correctness of URLs within an application. (bsd3, deprecated, language, library, web)2010-03-16JeremyShaw
URLb200.0DEPRECATED A simple, liberal URL parser. (bsd3, library, text)2012-03-14JasonDusek
UTFTConverter200.0Processing popular picture formats into .c or .raw format in RGB565 (graphics, library, mit, program, text)2016-05-04cirquit
Unique2232.0It provides the functionality like unix "uniq" utility (bsd3, data, library)2018-01-14kapral
Unixutils2010.0A crude interface between Haskell and Unix-like operating systems (bsd3, library, system)2015-08-11DavidFox, JeremyShaw
Unixutils-shadow130.0A simple interface to shadow passwords (aka, shadow.h) (bsd3, library, system)2012-03-05JeremyShaw
Updater250.0Monadic FRP library based on stm (apache, frp, library)2015-09-17yokto
UrlDisp230.0Url dispatcher. Helps to retain friendly URLs in web applications. (bsd3, library, network, web)2009-02-04ArtyomShalkhakov
Useful490.0Some useful functions and shorthands. (bsd3, library, unclassified)2010-12-22DanielHolden
UtilityTM370.0Utility functions that are missing from the standard library (bsd3, development, library)2011-09-29TonyMorris
VKHS3590.0Provides access to Vkontakte social network via public API (bsd3, library, program, web)2017-07-03SergeyMironov
Validation (deprecated in favor of validation)360.0A data-type like Either but with an accumulating Applicative (bsd3, data, deprecated, library)2012-08-14TonyMorris
Vec1170.0Fixed-length lists and low-dimensional linear algebra. (bsd3, data, library, math)2014-08-06ScottDillard
Vec-Boolean580.0Provides Boolean instances for the Vec package (bsd3, data, library, math)2012-08-05TobiasBexelius
Vec-OpenGLRaw270.0Instances and functions to interoperate Vec and OpenGL. (bsd3, graphics, library, math)2010-06-28ChristopherLaneHinson
Vec-Transform660.0This package is obsolete (bsd3, graphics, library, math)2012-08-05TobiasBexelius
VecN220.0a simple peano-indexed vector type (bsd3, data, library)2012-03-03AndrasSlemmer
ViennaRNA-bindings1020.0ViennaRNA v2 bindings (bindings, bioinformatics, ffi, library)2017-11-23ChristianHoener
ViennaRNA-extras120.0ViennaRNA v2 extensions (bioinformatics, bsd3, library)2017-11-23ChristianHoener
ViennaRNAParser1430.0Libary for parsing ViennaRNA package output (bioinformatics, gpl, library)2017-10-18FlorianEggenhofer
Villefort3062.0Villefort is a task manager and time tracker written in haskell. (bsd3, library, program, web)2018-01-14ChrisReuter
Vulkan180.0A binding for the Vulkan API (bsd3, graphics, library)2016-01-11SvenPanne
WAVE360.0WAVE audio file IO library (bsd3, data, library, program, sound)2014-09-21BartonMassey
WL500gPLib130.0A simple library to access to the WL 500gP router from the Haskell code (bsd3, library, network, program)2009-10-15VasylPasternak
WMSigner80.0WebMoney authentication module (cryptography, data, library, mit)2014-11-26triplepointfive
WURFL (deprecated)120.0Convert the WURFL file into a Parsec parser (bsd3, deprecated, library, web)2007-09-30alpheccar
WXDiffCtrl120.0WXDiffCtrl (bsd3, gui, library, user-interfaces)2010-01-11JeremyODonoghue
WashNGo200.0WASH is a family of EDSLs for programming Web applications in Haskell. (bsd3, library, program, web)2010-05-08MarcWeber
WaveFront450.0Parsers and utilities for the OBJ WaveFront 3D model format (graphics, library, mit)2016-10-18SwiftsNamesake
Weather440.0Library for interacting with the Weather Underground JSON API. (bsd3, library, net)2015-04-16bstamour
WebBits (deprecated in favor of language-ecmascript)980.0JavaScript analysis tools (bsd3, deprecated, language, library)2012-05-10AndreyChudnov, ArjunGuha
WebBits-Html250.0JavaScript analysis tools (language, lgpl, library)2010-02-01ArjunGuha
WebBits-multiplate90.0A Multiplate instance for JavaScript. (language, library, mit)2011-03-24BalazsEndresz
WebCont170.0Continuation based web programming for Happstack (bsd3, library, web)2010-07-02SamAnklesaria
WeberLogic230.0Logic interpreter (bsd3, library, math, program)2014-03-17cameronbwhite
Webrexp360.0Regexp-like engine to scrap web data (bsd3, library, program, utility)2013-05-28VincentBerthoux
Wheb530.0The frictionless WAI Framework (bsd3, library, web)2014-09-14hansonkd
WikimediaParser130.0A parser for wikimedia style article markup. (bsd3, library, parsing)2009-02-06EzekielSmithburg
Win32-console120.0Binding to the Win32 console API (bsd3, console, library, user-interfaces)2016-09-12siracusa
Win32-dhcp-server440.0Win32 DHCP Server Management API (bsd3, library, system)2015-08-24MichaelSteele
Win32-errors450.0Alternative error handling for Win32 foreign calls (bsd3, library, system)2015-03-30MichaelSteele
Win32-extras220.0Provides missing Win32 API (bsd3, graphics, library, system)2013-11-13KidoTakahiro
Win32-junction-point460.0Support for manipulating NTFS junction points. (bsd3, library, system)2015-03-30MichaelSteele
Win32-notify1360.0A binding to part of the Win32 library for file notification (bsd3, library, system)2017-09-12GregWeber, MarkDittmer, NiklasBroberg, PepeIborra
Win32-security170.0Haskell bindings to a security-related functions of the Windows API (library, mit, system)2015-04-06anton_dessiatov
Win32-services860.0Windows service applications (bsd3, library, system)2015-05-25MichaelSteele
Win32-services-wrapper320.0Wrapper code for making a Win32 service (bsd3, library, system)2015-05-27GaneshSittampalam
Win32-shortcut100.0Support for manipulating shortcuts (.lnk files) on Windows (bsd3, library, system)2017-01-13lato
Wired490.0Wire-aware hardware description (bsd3, hardware, language, library)2014-05-06EmilAxelsson
WordAlignment240.0Bigram word pair alignments. (gpl, library, linguistics, program)2017-03-14ChristianHoener
WordNet310.0Haskell interface to the WordNet database (bsd3, library, natural-language-processing, text)2013-08-26JoelTaylor, MaxRabkin
WordNet-ghc74150.0Haskell interface to the WordNet database (bsd3, library, natural-language-processing, text)2013-09-06JoelTaylor
Wordlint660.0Plaintext prose redundancy linter. (library, program, text)2015-02-27bgbgbg
Workflow2300.0Workflow patterns over a monad for thread state logging & recovery (bsd3, control, library, workflow)2015-05-01AlbertoCorona
WxGeneric560.0Generic (SYB3) construction of wxHaskell widgets (gui, lgpl, library)2012-12-02MadsLindstroem
X113602.0A binding to the X11 graphics library (bsd3, graphics, library)2017-02-09DanielWagner, DonaldStewart, PeterJones, SpencerJanssen
X11-extras410.0Missing bindings to the X11 graphics library (bsd3, graphics, library)2007-10-12DonaldStewart, SpencerJanssen
X11-rm150.0A binding to the resource management functions missing from X11. (bsd3, graphics, library)2011-09-06TroelsHenriksen
X11-xdamage250.0A binding to the Xdamage X11 extension library (bsd3, graphics, library)2011-05-26DonaldStewart, EwanHiggs
X11-xfixes90.0A binding to the Xfixes X11 extension library (graphics, library, mit)2011-05-26ArenOlson
X11-xft1430.0Bindings to the Xft, X Free Type interface library, and some Xrender parts (graphics, lgpl, library)2011-10-01ClemensFruhwirth
X11-xshape150.0A binding to the Xshape X11 extension library (bsd3, graphics, library)2010-04-27DonaldStewart, EwanHiggs
XAttr (deprecated in favor of linux-xattr)140.0Read, set, and list extended attributes (deprecated, gpl, library, system)2013-03-15NicolaSquartini
XInput280.0Bindings for the DirectX XInput library. (bsd3, library, system)2009-02-23ErikCharlebois
XMLParser572.0A library to parse xml (gpl, library, xml)2017-01-15AlanHawkins
XMMS210.0XMMS2 client library. (lgpl, library, network, sound)2010-04-01EvgeniyVodolazskiy
XMPP500.0XMPP library (bsd3, library, network)2009-12-03GregoriKholomyev, OlegIvanov
XSaiga802.0An 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
Xauth230.0A binding to the X11 authentication library (bsd3, graphics, library)2009-01-06SpencerJanssen
XmlHtmlWriter202.0A library for writing XML and HTML (bsd3, language, library)2012-05-25MatthewMirman
Xorshift128Plus180.0Pure haskell implementation of xorshift128plus random number generator. (library, math, public-domain)2015-04-14hkanai
YFrob100.0Yampa-based library for programming robots (bsd3, frp, library, reactivity, yampa)2010-10-12TristanSkudlik
YamlReference1010.0YAML reference implementation (lgpl, library, program, text)2016-02-23OrenBenKiki
Yampa2192.5Library for programming hybrid systems. (bsd3, frp, library, reactivity)2017-12-17GeorgeGiorgidze, IvanPerez, keera_studios_ci
Yampa-core80.0Library for programming hybrid systems. (bsd3, frp, library, reactivity)2015-06-25NikolayOrlyuk
Yocto (deprecated in favor of yocto)80.0A Minimal JSON Parser & Printer for Haskell (deprecated, library, mit, text)2014-01-27ajg
Yogurt350.0A MUD client library (bsd3, library, network)2011-06-18MartijnVanSteenbergen
ZEBEDDE (deprecated)100.0Polymer growth simulation method (bsd3, deprecated, library, math)2015-07-29hackrilege
ZFS240.0Oleg's Zipper FS (library, monads, public-domain)2014-11-25GwernBranwen, jkarni
ZipFold260.0Zipping folds (bsd3, data, library)2009-07-12ConalElliott
ZipperAG730.0An implementationg of Attribute Grammars using Functional Zippers (bsd3, experimental, library)2014-10-19prmartins
Zora1360.0Graphing library wrapper + assorted useful functions (bsd3, library, unclassified)2015-05-16bgwines
Zwaluw80.0Combinators for bidirectional URL routing (bsd3, library, text)2010-11-07MartijnVanSteenbergen
abacate90.0Parser for a language similar to Cucumber's Gherkin (language, library)2012-08-11MarcoSilva
abcBridge410.0Bindings for ABC, A System for Sequential Synthesis and Verification (bsd3, data, library)2015-12-12AaronTomb, RobertDockins
abcnotation840.0Haskell representation and parser for ABC notation. (bsd3, library, music)2015-06-30HansHoglund
abeson150.0interconversion between aeson and bson. (data, library, mit)2014-09-19HirotomoMoriwaki
abnf540.0Parse ABNF and generate parsers for the specified document (bsd2, library, text)2016-06-20Xandaros
abstract-deque1950.0Abstract, parameterized interface to mutable Deques. (bsd3, data, library)2014-02-05RyanNewton
abstract-deque-tests190.0A test-suite for any queue or double-ended queue satisfying an interface (bsd3, data, library)2014-02-05RyanNewton
abstract-par1470.0Type classes generalizing the functionality of the 'monad-par' library. (bsd3, control, library, monads, parallelism)2013-11-06RyanNewton
abstract-par-accelerate230.0Provides the class ParAccelerate, nothing more. (bsd3, library, parallelism)2012-05-14RyanNewton
abt351.25Abstract binding trees for Haskell (language, library, mit)2015-01-11JonSterling
ac-machine370.0Aho-Corasick string matching algorithm in Haskell (bsd3, data, library)2013-09-30YutaTaniguchi
ac-machine-conduit110.0Drive Aho-Corasick machines in Conduit pipelines (bsd3, data, library)2013-09-30YutaTaniguchi
accelerate2332.25An embedded language for accelerated array processing (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2017-09-26ManuelChakravarty, TrevorMcDonell
accelerate-arithmetic400.0Linear algebra and interpolation using the Accelerate framework (bsd3, library, math)2017-11-28HenningThielemann
accelerate-bignum150.0Fixed-length large integer arithmetic for Accelerate (benchmark, bsd3, compilers-interpreters, concurrency, data, library, parallelism)2017-03-31TrevorMcDonell
accelerate-blas350.0Numeric Linear Algebra in Accelerate (bsd3, library, math)2017-09-25TrevorMcDonell
accelerate-cublas210.0Basic Linear Algebra using native CUBLAS library (benchmark, bsd3, library, math, program)2017-04-23HenningThielemann
accelerate-cuda (deprecated in favor of accelerate-llvm-ptx)1090.0Accelerate backend for NVIDIA GPUs (bsd3, compilers-interpreters, concurrency, data, deprecated, library, parallelism)2017-03-31ManuelChakravarty, TrevorMcDonell
accelerate-cufft390.0Accelerate frontend to the CUFFT library (Fourier transform) (bsd3, library, math)2017-12-15HenningThielemann
accelerate-examples840.0Examples using the Accelerate library (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2017-09-21ManuelChakravarty, TrevorMcDonell
accelerate-fft540.0FFT using the Accelerate library (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2017-09-21TrevorMcDonell
accelerate-fftw270.0Accelerate frontend to the FFTW library (Fourier transform) (bsd3, library, math)2017-11-28HenningThielemann
accelerate-fourier530.0Fast Fourier transform and convolution using the Accelerate framework (bsd3, library, math)2018-01-12HenningThielemann
accelerate-io970.0Read and write Accelerate arrays in various formats (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2017-10-14ManuelChakravarty, TrevorMcDonell
accelerate-llvm510.0Accelerate backend component generating LLVM IR (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2017-09-21TrevorMcDonell
accelerate-llvm-native560.0Accelerate backend for multicore CPUs (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2017-10-04TrevorMcDonell
accelerate-llvm-ptx662.0Accelerate backend for NVIDIA GPUs (bsd3, compilers-interpreters, concurrency, data, library, parallelism)2018-01-08TrevorMcDonell
accelerate-random (deprecated in favor of mwc-random-accelerate)110.0Generate Accelerate arrays filled with high quality pseudorandom numbers (bsd3, data, deprecated, library)2015-10-16TrevorMcDonell
accelerate-typelits72.0a typesafe way encode accelerate matrices and vectors (library, math)2016-05-17epsilonhalbe
accelerate-utility520.0Utility functions for the Accelerate framework (bsd3, library, parallelism)2017-11-28HenningThielemann
accentuateus390.0A Haskell implementation of the Accentuate.us API. (bsd3, library, web)2011-06-03MichaelSchade
access-time350.0Cross-platform support for retrieving file access times (bsd3, library, system)2012-02-03MaxBolingbroke
accuerr280.0Data type like Either but with accumulating error type (bsd3, development, library)2016-06-18OmariNorman
ace590.0Attempto Controlled English parser and printer (bsd3, library, linguistics)2014-11-28ChrisDone
acid-state3742.5Add ACID guarantees to any serializable Haskell data structure. (benchmark, database, library, public-domain)2017-07-19DavidHimmelstrup, DavidJohnson, JeremyShaw
acid-state-dist210.0A replication backend for acid-state (benchmark, database, library, mit)2015-08-21maxvoit
acid-state-tls290.0Add TLS support for Data.Acid.Remote (database, library, public-domain)2014-06-30JeremyShaw
acl2220.0Writing and calling ACL2 from Haskell. (bsd3, formal-methods, language, library)2014-10-01TomHawkins
acme-all-monad100.0A monad which is powerful enough to interpret any action (acme, library, public-domain)2015-06-02PhilFreeman
acme-box120.0A full featured empty project (acme, bsd3, library, program)2015-07-11twebb
acme-cadre100.0car, cdr and more (acme, library, public-domain)2014-09-04Jafet
acme-cofunctor182.0A Cofunctor is a structure from category theory dual to Functor (acme, bsd3, library)2017-05-13JasperVanDerJeugt
acme-colosson110.0Determines whether it is numberwang. (acme, bsd3, library)2011-10-18KeeganMcAllister
acme-comonad100.0A more efficient dualization (bsd3, library, ntrol)2012-12-08JoeQuinn
acme-cuteboy350.0Maybe gives you a cute boy (acme, library, program, public-domain)2018-01-25chessai
acme-cutegirl152.0Maybe gives you a cute girl (acme, gpl, library, program)2014-01-27MateuszKowalczyk
acme-default120.0A class for types with a distinguished aesthetically pleasing value (acme, apache, library)2016-07-25esz
acme-dont220.0A don't construct (acme, bsd3, library)2009-11-09GracjanPolak
acme-everything370.0Install everything. (acme, library, public-domain)2017-07-10quchen
acme-flipping-tables130.0Stop execution with rage. (acme, bsd3, library)2015-06-30JacobStanley
acme-functors162.0The best applicative functors. (acme, bsd3, library)2017-03-12chris_martin
acme-grawlix230.0More readable names for commonly used symbols (acme, bsd3, library)2015-08-10kadoban
acme-hq9plus80.0An embedded DSL for the HQ9+ programming language (acme, library, public-domain)2012-06-12JoeyAdams
acme-http420.0fastest Haskell PONG server in the world (bsd3, library, program, web)2016-08-05JeremyShaw
acme-inator120.0Evil inventions in the Tri-State area (acme, library, program, public-domain)2012-02-10MarkLentczner
acme-io180.0The only true way to do IO in Haskell! (acme, library)2014-10-30benzrf
acme-iot220.0IO monad transformer (control, library, mit)2016-08-13mniip
acme-kitchen-sink80.0A place for dumping that does-not-feel-right code while you improve it (bsd3, library, other)2017-02-21marcosdumay
acme-left-pad262.0free your haskell from the tyranny of npm! (agpl, library, text)2016-03-30JoeQuinn
acme-lolcat200.0LOLSPEAK translator (acme, bsd3, library)2015-04-06AntonNikishaev
acme-lookofdisapproval90.0Express your disapproval (acme, bsd3, library)2013-07-17AntonNikishaev
acme-memorandom350.0Memoized random number generation (acme, library, mit)2015-05-15ion
acme-microwave260.0The eighth wonder of the world, kitchen math! (acme, bsd3, library)2015-02-07JoeQuinn
acme-miscorder110.0Miscellaneous newtypes for orderings of discutable use. (acme, library, public-domain)2015-02-26LoicArjanen
acme-missiles1110.0Cause serious international side effects. (acme, library, public-domain)2012-04-15JoeyAdams
acme-mutable-package102.5A mutable package. (acme, library, mit)2018-01-01fozworth
acme-now180.0An interface to the philosophical and metaphysical "now" (acme, library, public-domain)2009-07-16SjurGjoesteinKarevoll
acme-numbersystem270.0Define the less than and add and subtract for nats (acme, bsd3, library)2014-01-09MaxwellSwadling
acme-omitted350.0A name for omitted definitions (acme, bsd3, library)2016-08-19JoachimFasting
acme-one140.0The identity element of package dependencies (acme, library, public-domain)2015-06-21ion
acme-operators202.25Operators of base, all in one place! (bsd3, documentation, library)2015-07-15phadej
acme-php390.0The flexibility of Haskell and the safety of PHP (acme, bsd3, library)2016-04-20JoeQuinn
acme-pointful-numbers200.0Make more than one point in numeric literals (acme, bsd3, library)2014-05-07AntonNikishaev
acme-realworld160.0Primitives for manipulating the state of the universe (acme, bsd3, library)2011-12-09JoeyAdams
acme-safe111.25Safe versions of some infamous haskell functions such as fromJust (acme, library)2015-05-02fgaz
acme-schoenfinkel182.0Proper names for curry and uncurry (acme, bsd3, library)2013-08-30ErtugrulSoeylemez, esz
acme-smuggler100.0Smuggle arbitrary values in () (acme, bsd3, library)2016-12-11benc
acme-strfry90.0A binding to the glibc strfry function. (acme, bsd3, library)2012-01-26ElliottHird
acme-stringly-typed80.0Stringly Typed Programming (acme, bsd3, library)2014-08-29SvenStruett
acme-strtok350.0A Haskell port of the C/PHP strtok function (acme, library, public-domain)2014-11-27eberlm
acme-timemachine240.0An easy way to perform and unperform IO and other stateful actions. (acme, bsd3, library)2015-06-09mniip
acme-year410.0Get the current year (acme, benchmark, library, public-domain)2016-11-28JoeyAdams
acme-zero220.0The absorbing element of package dependencies (acme, library, public-domain)2015-06-21ion
action-permutations230.0Execute a set of actions (e.g. parsers) in each possible order (bsd3, control, library)2014-04-11RossPaterson
active3420.0Abstractions for animation (bsd3, data, library)2017-05-16BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
activehs-base530.0Basic definitions for activehs (bsd3, documentation, education, library)2016-05-24PeterDivianszky, lspitzner, GaborPali, gombocarti
activitystreams-aeson230.0An interface to the ActivityStreams specification (bsd3, codec, library)2016-02-21gdritter
actor170.0Actors with multi-headed receive clauses (bsd3, concurrency, library)2008-10-22MartinSulzmann
ad7032.5Automatic Differentiation (bsd3, library, math)2018-01-19EdwardKmett, EricMertens, ryanglscott
adaptive-containers310.0Self optimizing container types (bsd3, data, library)2009-04-11DonaldStewart
adaptive-tuple290.0Self-optimizing tuple types (bsd3, data, library)2010-03-16JohnLato
adb130.0Android Debug Bridge (ADB) protocol (bsd3, library, network)2014-03-04StephenBlackheath
adhoc-network170.0Ad-hoc P2P network protocol (gpl, library, network)2008-04-28GwernBranwen, StephanFriedrichs
adict420.0Approximate dictionary searching (bsd3, library, natural-language-processing)2013-07-23JakubWaszczuk
adjunctions6872.25Adjunctions and representable functors (adjunctions, bsd3, data-structures, library)2018-01-28EdwardKmett, EricMertens, ryanglscott, AaronVargo
adler32260.0An implementation of Adler-32, supporting rolling checksum operation (bsd3, cryptography, hash, library)2016-01-25MariosTitas
adobe-swatch-exchange240.0parse Adobe Swatch Exchange files and (optionally) output .css files with the colors (bsd3, library, program, web)2013-04-12JeremyShaw
adp-multi450.0ADP for multiple context-free languages (algorithms, bioinformatics, bsd3, data-structures, library)2013-05-29MaikRiechert
adp-multi-monadiccp220.0Subword construction in adp-multi using monadiccp (algorithms, bioinformatics, bsd3, data-structures, library)2013-05-29MaikRiechert
aern2-mp400.0Multi-precision floats via MPFR (bsd3, library, math)2017-11-14MichalKonecny
aern2-real530.0Exact real numbers via Cauchy sequences and MPFR (bsd3, library, math, program)2017-12-06MichalKonecny
aeson16892.75Fast JSON parsing and encoding (bsd3, json, library, text, web)2018-02-01AdamBergmark, BasVanDijk, BryanOSullivan, HerbertValerioRiedel
aeson-applicative80.0make To/From JSOn instances from an applicative description (data, library, mit)2015-06-24GregWeber
aeson-attoparsec140.0Embed an Attoparsec text parser into an Aeson parser (bsd3, library, web)2017-11-15athanclark
aeson-better-errors1340.0Better error messages when decoding JSON values. (json, library, mit, text, web)2016-12-12hdgarrood
aeson-bson170.0Mapping between Aeson's JSON and Bson objects. (data, library)2013-05-24AlfredoDiNapoli
aeson-casing620.0Tools to change the formatting of field names in Aeson instances. (data, library, mit)2015-12-25andrewrademacher
aeson-coerce110.0Initial project template from stack (bsd3, library, web)2016-06-21angerman
aeson-compat2570.0Compatibility layer for aeson (bsd3, library, web)2017-07-24phadej
aeson-diff910.0Extract and apply patches to JSON documents. (algorithms, bsd3, json, library, program, web)2017-09-22ThomasSutton
aeson-extra1120.0Extra goodies for aeson (bsd3, library, web)2017-07-24phadej
aeson-filthy230.0Several newtypes and combinators for dealing with less-than-cleanly JSON input. (bsd3, json, library, text, web)2016-11-30AlecHeller
aeson-flat270.0Tools for creating flat JSON serializations (bsd3, library, web)2017-04-11seanhess
aeson-flatten300.0JSON flatten for Aeson (bsd3, json, library, text, web)2016-05-03JiriMarsicek
aeson-flowtyped710.0Create Flow type definitions from Haskell data types. (bsd3, library, web)2017-08-07MikeLedger
aeson-generic-compat290.0Compatible generic class names of Aeson (bsd3, library, text)2017-12-25KeiHibino
aeson-injector1170.0Injecting fields into aeson values (data, json, library, mit, web)2017-10-04NCrashed
aeson-iproute490.0Aeson instances for iproute types (bsd3, data, library)2018-02-19sickmind
aeson-json-ast230.0Integration layer for "json-ast" and "aeson" (library, mit, unclassified)2016-11-16NikitaVolkov
aeson-lens950.0Lens of Aeson (bsd3, data, library)2013-02-14HideyukiTanaka
aeson-native (deprecated in favor of aeson)210.0Fast JSON parsing and encoding (deprecated) (bsd3, deprecated, json, library, text, web)2012-01-19MichaelSnoyman
aeson-parsec-picky160.0Alternative JSON parser based on Parsec and Aeson (bsd3, json, library, text)2015-12-11MatejKollar
aeson-picker800.0Tiny library to get fields from JSON format (bsd3, json, library, text, web)2018-02-13ozzzzz
aeson-prefix290.0Hiearchical prefixing for aeson (bsd3, json, library, text, web)2016-04-17JiriMarsicek
aeson-pretty4510.0JSON pretty-printing library and command-line tool. (bsd3, json, library, pretty-printer, text, web)2017-06-14FalkoPeters
aeson-qq1330.0JSON quasiquoter for Haskell (json, library, mit)2017-06-13OscarFinnsson, SimonHengel, qoelet
aeson-quick570.0Quick JSON extractions with Aeson (bsd3, json, library, text, web)2018-02-10ssadler
aeson-schema1060.0Haskell JSON schema validator and parser generator (data, library, mit)2016-07-19MateuszKowalczyk, TimBaumann
aeson-serialize80.0Simple serialization functions for aeson types (bsd3, library, unclassified)2014-08-01KevinCotrone
aeson-smart182.0Smart derivation of Aeson instances (library, mit, web)2012-08-17SamAnklesaria
aeson-streams140.0An HTTP client library for JSON-based APIs (bsd3, library, web)2014-12-06VoMinhThu
aeson-t490.0Transform JSON (data, library, mit)2015-04-28begriffs
aeson-tiled100.0Aeson instances for the Tiled map editor. (bsd3, game, library, program)2017-10-24SchellScivally
aeson-toolkit170.0A generalization of Aeson over Failure (json, library, mit, text, web)2013-12-07SimonHengel
aeson-typescript1090.0Generate TypeScript definition files from your ADTs (bsd3, json, library, text, web)2018-01-31thomasjm
aeson-utils690.0Utilities for working with Aeson. (bsd3, data, library)2015-05-25AdamBergmark, ErikHesselink
aeson-value-parser1030.0An API for parsing "aeson" JSON tree into Haskell types (data, json, library, mit, parsing)2017-11-18NikitaVolkov
aeson-yak580.0Handle JSON that may or may not be a list, or exist (data, library, mit)2017-12-20tejon
affection660.0A simple Game Engine using SDL (game, lgpl, library)2017-12-23nek0
affine-invariant-ensemble-mcmc (deprecated in favor of flat-mcmc)150.0General-purpose sampling (bsd3, deprecated, library, machine-learning, numerical, statistics)2012-09-26JaredTobin
affinely-extended170.0 (data, library, mit)2017-04-05clinton
afis260.0Anti-forensic Information Splitter (bsd3, cryptography, data, library)2013-10-28VincentHanquez
agda-snippets310.0Render just the Agda snippets of a literate Agda file to HTML (bsd3, dependent-types, library, program)2017-06-04LiamOConnorDavis
agda-snippets-hakyll450.0Literate Agda support using agda-snippets, for Hakyll pages. (bsd3, dependent-types, library)2017-06-04LiamOConnorDavis
agentx520.0AgentX protocol for write SNMP subagents (bsd3, library, network)2015-06-15chemist
agum720.0Unification and Matching in an Abelian Group (algebra, gpl, library, program)2018-01-08JohnRamsdell
aig660.0And-inverter graphs in Haskell. (bsd3, data, library)2017-04-25AaronTomb, RobertDockins
aip130.0Aeronautical Information Package (AIP) (aviation, bsd3, data, library, program)2017-08-25qfpl
air1000.0air (bsd3, development, library)2015-05-03JinjingWang
air-extra690.0air-extra (bsd3, development, library)2015-05-03JinjingWang
air-spec90.0air spec helper (bsd3, development, library)2013-07-01JinjingWang
air-th160.0air (bsd3, development, library)2014-11-17JinjingWang
airbrake190.0An Airbrake notifier for Haskell (bsd3, library, network)2014-06-08JoelTaylor
airship1230.0A Webmachine-inspired HTTP library (library, mit, web)2018-02-14lambda_foo, reiddraper, patrick_thomson
airtable-api940.0Requesting and introspecting Tables within an Airtable project. (bsd3, library, web)2017-03-10ooblahman
aivika3522.0A multi-method simulation library (bsd3, library, simulation)2017-11-18DavidSorokin
aivika-branches550.0Nested discrete event simulation module for the Aivika library (bsd3, library, simulation)2017-07-09DavidSorokin
aivika-distributed2060.0Parallel distributed discrete event simulation module for the Aivika library (bsd3, library, simulation)2018-02-17DavidSorokin
aivika-experiment1790.0Simulation experiments for the Aivika library (bsd3, library, simulation)2017-11-25DavidSorokin
aivika-experiment-cairo650.0Cairo-based charting backend for the Aivika simulation library (bsd3, library, simulation)2017-09-30DavidSorokin
aivika-experiment-chart1790.0Simulation experiments with charting for the Aivika library (bsd3, library, simulation)2017-11-25DavidSorokin
aivika-experiment-diagrams720.0Diagrams-based charting backend for the Aivika simulation library (bsd3, library, simulation)2017-09-30DavidSorokin
aivika-gpss360.0GPSS-like DSL for Aivika (bsd3, library, simulation)2017-12-10DavidSorokin
aivika-lattice600.0Nested discrete event simulation module for the Aivika library using lattice (bsd3, library, simulation)2017-11-05DavidSorokin
aivika-realtime440.0Soft real-time simulation module for the Aivika library (bsd3, library, simulation)2017-07-09DavidSorokin
aivika-transformers1600.0Transformers for the Aivika simulation library (bsd3, library, simulation)2017-11-18DavidSorokin
ajhc702.0Haskell compiler that produce binary through C language (compiler, gpl, library, program)2013-12-18KiwamuOkabe
al990.0OpenAL 1.1 raw API. (bsd3, library, sound)2015-08-17DimitriSabadie
alarmclock1320.0Wake up and perform an action at a certain time. (bsd3, concurrency, library)2017-07-28dcturner
alerta610.0Bindings to the alerta REST API (api, bsd3, library, monitoring, web)2017-11-12MarkHopkins
alerts200.0Alert messages for web applications (bsd3, library, web)2017-08-29alx741, DanielCampoverde
alex-meta920.0Quasi-quoter for Alex lexers (bsd3, development, library)2017-01-11JonasDuregard
alex-prelude310.0Collection of useful functions for writing console applications (bsd3, library, system)2017-09-12AlexSayers
alex-tools410.0A set of functions for a common use case of Alex. (development, library)2017-08-22IavorDiatchki, TrevorElliott
alfred540.0utility library for Alfred version 2 (bsd3, library, utils)2015-05-17PatrickBahr
alg320.0Algebraic structures (bsd3, library, math)2017-11-02MatthewFarkasDyck
alga (deprecated)330.0Algorithmic automation for various DAWs (deprecated, gpl, language, library, program)2016-09-10mrkkrp
algebra2500.0Constructive abstract algebra (algebra, bsd3, library, math)2017-12-25EdwardKmett, HiromiIshii, WolfgangJeltsch
algebra-dag160.0Infrastructure for DAG-shaped relational algebra plans (bsd3, database, library)2015-05-29AlexUlrich2
algebra-sql290.0Relational Algebra and SQL Code Generation (bsd3, database, library, program)2015-05-29AlexUlrich2
algebraic240.0General linear algebra structures. (algebra, bsd3, library, math)2014-06-17danilo2, Korri, MarcinMikolajczyk
algebraic-classes1140.0Conversions between algebraic classes and F-algebras. (bsd3, data, generics, library, math)2017-07-24SjoerdVisscher
algebraic-graphs562.5A library for algebraic graph construction and transformation (algebra, algorithms, benchmark, data-structures, graphs, library, mit)2017-07-30snowleopard
algebraic-prelude232.0Algebraically structured Prelude (bsd3, library, web)2017-12-01HiromiIshii
algo-s120.0An implementation of Knuth's algorithm S. (apache, benchmark, data, library, program)2016-08-16EricRochester
align260.0Sequence alignment algorithms. (bsd3, data, library)2015-07-16literon
aligned-foreignptr90.0An aligned ForeignPtr type (foreign, library, public-domain, system)2010-08-01BalazsKomuves
allocated-processor160.0Functional combinators for monadic actions that require allocation and de-allocation (bsd3, control, library)2010-05-23NoamLewis
alloy360.0Generic programming library (bsd3, generics, library)2016-03-06MattGlazar, NeilBrown
alloy-proxy-fd100.0Some add-on instances for the Alloy library (bsd3, generics, library)2009-06-08NeilBrown
almost-fix270.0Recurse while a predicate is satisfied (bsd3, library, unclassified)2015-07-24athanclark
alphachar70.0A character between a-z (bsd3, library, prelude)2016-09-19TonyMorris
alpino-tools300.0Alpino data manipulation tools (data, library, natural-language-processing, program)2012-04-07DanielDeKok
alsa (deprecated in favor of alsa-seq, alsa-pcm, alsa-core)370.0Binding to the ALSA Library API. (bsd3, deprecated, library, music, sound)2009-12-29HenningThielemann
alsa-core780.0Binding to the ALSA Library API (Exceptions). (bsd3, library, music, sound)2012-04-27HenningThielemann
alsa-midi (deprecated in favor of alsa-seq)440.0Bindings for the ALSA sequencer API (MIDI stuff) (deprecated, gpl, library, music, program, sound)2010-09-20HenningThielemann
alsa-mixer990.0Bindings to the ALSA simple mixer API. (bsd3, library, sound)2016-01-06ThomasTuegel
alsa-pcm630.0Binding to the ALSA Library API (PCM audio). (bsd3, library, music, sound)2016-02-03HenningThielemann
alsa-seq1102.0Binding to the ALSA Library API (MIDI sequencer). (bsd3, library, music, sound)2016-11-19HenningThielemann
altcomposition180.0Alternative combinators for unorthodox function composition (bsd3, data, library)2016-07-26jcristovao
alternative-extra100.0Extra utilities for alternatives (bsd3, control, library)2017-02-20marcosdumay
alternative-io (deprecated in favor of io-choice)160.0IO as Alternative instance (deprecated) (bsd3, data, deprecated, library)2012-04-23KazuYamamoto
alternative-vector140.0Use vectors instead of lists for many and some (bsd3, library, web)2017-10-11athanclark
alternators370.0Handy functions when using transformers (bsd3, control, library)2017-12-24louispan
altfloat360.0Alternative floating point support for GHC. (library, numerical)2010-02-21NickBowler
alure110.0A Haskell binding for ALURE (lgpl, library, sound)2010-10-04CarlJoachimSvenn
amazon-emailer-client-snap (deprecated in favor of hworker-ses)220.0Client library for amazon-emailer daemon (bsd3, deprecated, library, network)2014-07-20DanielPatterson
amazon-products130.0Connector for Amazon Products API (library, mit, program, web)2014-07-09andrewrademacher
amazonka5382.5Comprehensive Amazon Web Services SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-apigateway980.0Amazon API Gateway SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-application-autoscaling480.0Amazon Application Auto Scaling SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-appstream340.0Amazon AppStream SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-athena100.0Amazon Athena SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-autoscaling3580.0Amazon Auto Scaling SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-batch110.0Amazon Batch SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-budgets280.0Amazon Budgets SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-certificatemanager640.0Amazon Certificate Manager SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-clouddirectory100.0Amazon CloudDirectory SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudformation3830.0Amazon CloudFormation SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudfront3930.0Amazon CloudFront SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudhsm2550.0Amazon CloudHSM SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudhsmv290.0Amazon CloudHSM V2 SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudsearch3540.0Amazon CloudSearch SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudsearch-domains3720.0Amazon CloudSearch Domain SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudtrail3470.0Amazon CloudTrail SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudwatch3770.0Amazon CloudWatch SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudwatch-events670.0Amazon CloudWatch Events SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cloudwatch-logs3560.0Amazon CloudWatch Logs SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-codebuild250.0Amazon CodeBuild SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-codecommit1900.0Amazon CodeCommit SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-codedeploy3620.0Amazon CodeDeploy SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-codepipeline1620.0Amazon CodePipeline SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-codestar130.0Amazon CodeStar SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cognito-identity3400.0Amazon Cognito Identity SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cognito-idp610.0Amazon Cognito Identity Provider SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cognito-sync3710.0Amazon Cognito Sync SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-config3790.0Amazon Config SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-core5212.5Core data types and functionality for Amazonka libraries. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-cur110.0Amazon Cost and Usage Report Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-datapipeline3660.0Amazon Data Pipeline SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-devicefarm1860.0Amazon Device Farm SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-directconnect3620.0Amazon Direct Connect SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-discovery510.0Amazon Application Discovery Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-dms700.0Amazon Database Migration Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-ds1780.0Amazon Directory Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-dynamodb3940.0Amazon DynamoDB SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-dynamodb-dax90.0Amazon DynamoDB Accelerator (DAX) SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-dynamodb-streams1710.0Amazon DynamoDB Streams SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-ec23920.0Amazon Elastic Compute Cloud SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-ecr600.0Amazon EC2 Container Registry SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-ecs2300.0Amazon EC2 Container Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-efs1710.0Amazon Elastic File System SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-elasticache3830.0Amazon ElastiCache SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-elasticbeanstalk3560.0Amazon Elastic Beanstalk SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-elasticsearch1090.0Amazon Elasticsearch Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-elastictranscoder3670.0Amazon Elastic Transcoder SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-elb3670.0Amazon Elastic Load Balancing SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-elbv2410.0Amazon Elastic Load Balancing SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-emr3800.0Amazon Elastic MapReduce SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-gamelift630.0Amazon GameLift SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-glacier2180.0Amazon Glacier SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-glue90.0Amazon Glue SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-greengrass90.0Amazon Greengrass SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-health270.0Amazon Health APIs and Notifications SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-iam3880.0Amazon Identity and Access Management SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-iam-policy230.0Amazon IAM Policy Document DSL and Combinators. (aws, cloud, library, mpl, network)2018-02-12
amazonka-importexport3700.0Amazon Import/Export SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-inspector1050.0Amazon Inspector SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-iot1020.0Amazon IoT SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-iot-dataplane990.0Amazon IoT Data Plane SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-kinesis3780.0Amazon Kinesis SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-kinesis-analytics330.0Amazon Kinesis Analytics SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-kinesis-firehose1150.0Amazon Kinesis Firehose SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-kms3630.0Amazon Key Management Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-lambda3810.0Amazon Lambda SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-lex-models130.0Amazon Lex Model Building Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-lex-runtime100.0Amazon Lex Runtime Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-lightsail280.0Amazon Lightsail SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-marketplace-analytics1160.0Amazon Marketplace Commerce Analytics SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-marketplace-entitlement100.0Amazon Marketplace Entitlement Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-marketplace-metering690.0Amazon Marketplace Metering SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-mechanicalturk80.0Amazon Mechanical Turk SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-migrationhub170.0Amazon Migration Hub SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-ml2210.0Amazon Machine Learning SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-mobile90.0Amazon Mobile SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-opsworks3720.0Amazon OpsWorks SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-opsworks-cm260.0Amazon OpsWorks for Chef Automate SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-organizations140.0Amazon Organizations SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-pinpoint270.0Amazon Pinpoint SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-polly300.0Amazon Polly SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-pricing150.0Amazon Price List Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-rds4160.0Amazon Relational Database Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-redshift3620.0Amazon Redshift SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-rekognition280.0Amazon Rekognition SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-resourcegroupstagging110.0Amazon Resource Groups Tagging API SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-route533750.0Amazon Route 53 SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-route53-domains3660.0Amazon Route 53 Domains SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-s34300.0Amazon Simple Storage Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-s3-streaming1240.0Provides conduits to upload data to S3 using the Multipart API (aws, bsd3, cloud, distributed-computing, library, network, program)2018-02-18AlexMason
amazonka-sdb3700.0Amazon SimpleDB SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-servicecatalog310.0Amazon Service Catalog SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-ses3880.0Amazon Simple Email Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-shield280.0Amazon Shield SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-sms260.0Amazon Server Migration Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-snowball330.0Amazon Import/Export Snowball SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-sns3500.0Amazon Simple Notification Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-sqs3570.0Amazon Simple Queue Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-ssm2200.0Amazon Simple Systems Manager (SSM) SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-stepfunctions250.0Amazon Step Functions SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-storagegateway3490.0Amazon Storage Gateway SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-sts3590.0Amazon Security Token Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-support3510.0Amazon Support SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-swf4000.0Amazon Simple Workflow Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-test1440.0Common functionality for Amazonka library test-suites. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-waf1100.0Amazon WAF SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-waf-regional130.0Amazon WAF Regional SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-workdocs100.0Amazon WorkDocs SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-workspaces1970.0Amazon WorkSpaces SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amazonka-xray220.0Amazon X-Ray SDK. (aws, cloud, distributed-computing, library, mpl, network)2017-11-15BrendanHay
amby350.0Statistical data visualization (benchmark, bsd3, graphics, library)2016-11-26jsermeno
amqp3632.25Client library for AMQP servers (currently only RabbitMQ) (bsd3, library, network, program)2017-09-28HolgerReinhardt
amqp-conduit270.0Conduit bindings for AMQP (see amqp package) (library, mit, network)2017-07-12toru_tomita
amqp-worker410.0High level functions for working with message queues (bsd3, library, program, web)2017-01-03seanhess
analyze110.0making data science easy and safe with data frames (bsd3, data-science, library)2017-01-06NickSeagull, ejconlon
analyze-client170.0Client for analyze service (bsd3, library, web)2015-05-22DanielPatterson
anansi1850.0Simple literate programming preprocessor (development, gpl, library, program)2015-06-05JohnMillikin
anansi-hscolour220.0Colorized looms for Anansi (development, gpl, library)2014-02-14JohnMillikin
anansi-pandoc320.0Looms which use Pandoc to parse and produce a variety of formats. (development, gpl, library)2014-03-18JohnMillikin
anatomy110.0Anatomy: Atomo documentation system (bsd3, development, library, program)2011-02-07AlexSuraci
android120.0Android methods exposed to Haskell (gpl, library, system)2015-09-29IvanPerez, keera_studios_ci
android-activity82.0Turn regular Haskell programs into Android Activities (bsd3, library, mobile)2017-09-28RyanTrinkle
android-lint-summary110.0A pretty printer for Android Lint errors (apache, library, program, web)2015-06-30passy
angle110.0A small, general-purpose programming language. (benchmark, compilers-interpreters, gpl, library, program)2016-08-19GuiltyDolphin
animalcase260.0Convert camelCase to snake_case and vice versa (library, mit, text)2014-11-14ibotty
animate1022.25Animation for sprites (bsd3, game, library)2018-02-05jxv
anki-tools100.0Tools for interacting with Anki database (bsd3, database, library, program)2016-09-30zohl
annah90.0Medium-level language that desugars to Morte (bsd3, compiler, library, program)2016-04-24GabrielGonzalez
annihilator (deprecated in favor of boolean-like)90.0Semigroups with annihilators and utility functions (bsd3, control, deprecated, library)2016-04-05Shou
annotated-wl-pprint1970.0The Wadler/Leijen Pretty Printer, with annotation support (bsd3, library, text)2015-08-27dchristiansen
anonymous-sums360.0Anonymous sum types (bsd3, data, library)2016-12-23OmariNorman
anonymous-sums-tests60.0QuickCheck functions to accompany the anonymous-sums package (bsd3, data, library)2014-07-30OmariNorman
ansi-escape-codes220.0Haskell package to generate ANSI escape codes for styling strings in the terminal. (library, mit, unclassified)2017-12-14joegesualdo
ansi-pretty330.0AnsiPretty for ansi-wl-pprint (bsd3, library, text, user-interfaces)2016-12-16phadej
ansi-terminal9122.25Simple ANSI terminal support, with Windows compatibility (bsd3, library, user-interfaces)2018-01-24MaxBolingbroke, OliverCharles, RomanCheplyaka, mpilgrem
ansi-wl-pprint4072.5The Wadler/Leijen Pretty Printer for colored ANSI terminal output (bsd3, library, text, user-interfaces)2018-01-09EdwardKmett, MaxBolingbroke, phadej, quchen
ansigraph680.0Terminal-based graphing via ANSI and Unicode (graphics, library, mit)2017-12-28Cliff_Harvey
antagonist1530.0A web interface to Antisplice dungeons. (agpl, library, program, web)2016-04-04implementation
antfarm100.0Referring expressions for definitions (bsd3, library, natural-language-processing, program)2012-08-15EricKow
anticiv180.0This is an IRC bot for Mafia and Resistance. (agpl, library, network, program)2014-09-14implementation
antigate1270.0Interface for antigate.com captcha recognition API (captcha, library, mit, network-apis, text-recognition)2017-06-12MikhailKuddah
antimirov70.0Define the language containment (=subtyping) relation on regulare expressions. (gpl, language, library, math, program)2009-01-30RickKaudewitz
antiprimes170.0Initial project template from stack (bsd3, learning-haskell, library)2016-09-11wokibe
antiquoter170.0Combinator library for quasi- and anti-quoting. (bsd3, library, template-haskell)2013-04-14LarsCorbijn
antisplice1510.0An engine for text-based dungeons. (agpl, game, library)2016-04-04implementation
antlrc150.0Haskell binding to the ANTLR parser generator C runtime library. (bsd3, library, parsing, program)2011-01-20MarkWright
anydbm300.0Interface for DBM-like database systems (database, gpl, library)2012-05-01JohnGoerzen
aosd420.0Bindings to libaosd, a library for Cairo-based on-screen displays (bsd3, graphics, library)2014-03-22DanielSchuessler
ap-reflect310.0Partial evaluation reflection a la simple-reflect. (bsd3, debug, library)2016-10-03NickolayKudasov
apache-md5462.0Apache specific MD5 digest algorighm. (benchmark, bsd3, cryptography, data, library)2015-06-21PeterTrsko
apecs1580.0A fast ECS for game engine programming (bsd3, control, data, game, library)2017-12-07jonascarpay
api-builder1450.0Library for easily building REST API wrappers in Haskell (bsd3, library, network)2018-01-09Intolerable
api-field-json-th300.0option of aeson's deriveJSON (bsd3, library, utils)2017-05-03nakaji_dayo
api-opentheory-unicode240.0OpenTheory unicode character API (library, mit, text)2015-05-13JoeHurd
api-tools660.0DSL for generating API boilerplate and docs (bsd3, cloud, distributed-computing, library, network, program, web)2017-10-18AdamGundry, ChrisDornan
apiary5242.5Simple and type safe web framework that generate web API documentation. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-authenticate1380.0authenticate support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-clientsession1430.0clientsession support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-cookie2100.0Cookie support for apiary web framework. (library, mit, web)2017-10-26HirotomoMoriwaki, winterland
apiary-eventsource1120.0eventsource support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-helics680.0helics support for apiary web framework. (library, mit, web)2015-03-04HirotomoMoriwaki, winterland
apiary-http-client360.0A http client for Apiary. (library, mit, web)2017-11-01winterland
apiary-logger1540.0fast-logger support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-memcached540.0memcached client for apiary web framework. (library, mit, web)2015-03-04HirotomoMoriwaki, winterland
apiary-mongoDB620.0mongoDB support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-persistent1762.0persistent support for apiary web framework. (library, mit, web)2017-10-25HirotomoMoriwaki, winterland
apiary-purescript1150.0purescript compiler for apiary web framework. (library, mit, web)2015-03-04HirotomoMoriwaki, winterland
apiary-redis200.0redis support for apiary web framework. (library, mit, web)2017-11-11winterland
apiary-session370.0session support for apiary web framework. (library, mit, web)2017-10-24HirotomoMoriwaki, winterland
apiary-websockets1710.0websockets support for apiary web framework. (library, mit, web)2017-10-24HirotomoMoriwaki, winterland
apioiaf-client332.0Consumer library for anapioficeandfire.com (bsd3, library, web)2016-12-21krberger
apis210.0A Template Haskell library for generating type safe API calls (bsd2, library, web)2014-12-22FabianBergmark
apns-http2110.0Apple Push Notification service HTTP/2 integration. (bsd3, library, network, program)2017-08-24dridus
apotiki120.0a faster debian repository (library, mit, program, system)2014-01-24pyr
app-lens230.0applicative (functional) bidirectional programming beyond composition chains (benchmark, bsd3, data, lenses, library)2016-09-25kztk
app-settings1300.0A library to manage application settings (INI file-like) (bsd3, configuration, library)2017-03-20EmmanuelTouzery
appar2020.0A simple applicative parser (bsd3, library, parsing)2011-08-30KazuYamamoto
appc410.0app container types and tools (data, library, mit, program)2015-04-10wereHamster
applicative-extras660.0Instances for Applicative (bsd3, control, library)2011-01-03ChrisEidhof
applicative-fail520.0Applicative functor and monad which collects all your fails (bsd3, control, library)2015-08-03AlekseyUymanov
applicative-numbers780.0Applicative-based numeric instances (bsd3, data, library, numerical)2014-04-09ConalElliott
applicative-parsec90.0An applicative parser combinator library (gpl, language, library)2015-04-09KarlVoelker
applicative-quoters660.0Quasiquoters for idiom brackets and an applicative do-notation (bsd3, language, library)2012-09-22BenMillwood
applicative-splice80.0Write applicative programs in direct style (generalizes idiom brackets). (control, library, public-domain)2016-04-17AkioTakano
apply-refact1270.0Perform refactorings specified by the refact library. (bsd3, development, library, program)2017-07-23mpickering
apportionment351.25Round a set of numbers while maintaining its sum (bsd3, library, math)2015-08-19HenningThielemann
approx-rand-test460.0Approximate randomization test (library, program, statistics)2013-12-17DanielDeKok
approximate970.0Approximate discrete values and numbers (bsd3, library, numeric)2017-07-29EdwardKmett, EricMertens, ryanglscott
approximate-equality260.0Newtype wrappers for approximate equality (bsd3, data, library)2014-08-16GregoryCrosswhite
ar-timestamp-wiper110.0Wipes time stamps from .a files (like ar -D) (application, library, mit, program)2013-08-07NiklasHambuechen, PatrickChilton
arb-fft490.0Pure Haskell arbitrary length FFT library (bsd3, library, math, program)2016-04-24IanRoss
arbb-vm470.0FFI binding to the Intel Array Building Blocks (ArBB) virtual machine. (bsd3, foreign, library)2012-10-14JoelSvensson
arcgrid110.0Parse ESRI/ArcInfo (ArcGrid) raster GIS files (bsd3, geo, library, program)2017-11-13nbrk
archive90.0A library and programs for creating hardlinked incremental archives or backups (bsd3, library, program, system)2012-06-12DavidFox, JeremyShaw
archiver910.0Archive supplied URLs in WebCite & Internet Archive (bsd3, documentation, library, network, program)2014-01-03GwernBranwen
archlinux (deprecated)1250.0Support for working with Arch Linux packages. (bsd3, deprecated, distribution, library)2011-06-27DonaldStewart, MagnusTherning, PeterSimons
archlinux-web60.0Website maintenance for Arch Linux packages (bsd3, distribution, library, program)2010-10-18MagnusTherning
arena80.0A journaled data store (benchmark, bsd3, database, library)2016-03-15AlecHeller, davean
arff180.0Generate Attribute-Relation File Format (ARFF) files (bsd3, data, library, text)2008-11-18StefanKersten
argon2280.0Haskell bindings to libargon2 - the reference implementation of the Argon2 password-hashing function (bsd3, library, unclassified)2016-10-03HerbertValerioRiedel, JoeyHess, OliverCharles
argparser430.0Command line parsing framework for console applications (bsd3, console, library)2014-11-27sbergot
arith-encode220.0A practical arithmetic encoding (aka Godel numbering) library. (bsd3, data, library, serialization, test, testing)2014-10-14emc2
arithmatic330.0do things with numbers (bsd3, library, math)2017-01-26AlanHawkins
arithmetic250.0Natural number arithmetic (library, mit, number-theory, program)2015-10-19JoeHurd
arithmoi2751.25Efficient basic number-theoretic functions. (algorithms, library, math, mit, number-theory)2017-12-19CarterSchonwald, DanielFischer, HerbertValerioRiedel, Bodigrim
arpa80.0Library for reading ARPA n-gram models (bsd3, library, natural-language-processing, nlp, program, text)2015-04-22StefanFischer
arpack90.0Solve large scale eigenvalue problems (bsd3, library, science)2016-09-30ThomasTuegel
array2872.0Mutable and immutable arrays (bsd3, data-structures, library)2017-07-03AustinSeipp, HerbertValerioRiedel, IanLynagh
array-forth460.0A simple interpreter for arrayForth, the language used on GreenArrays chips. (gpl, language, library, program)2015-01-17TikhonJelvis
array-memoize250.0Memoization combinators using arrays for finite sub-domains of functions (bsd3, library, syntax)2014-04-04DominicOrchard
array-primops220.0Extra foreign primops for primitive arrays (benchmark, bsd3, data, library)2017-08-10AndrasKovacs
array-utils (deprecated)400.0Primitive functions for updating many elements in mutable arrays at once (bsd3, data, data-structures, deprecated, library)2011-01-29AlexMason
arrow-extras240.0Extra functions for Control.Arrow (bsd3, control, library)2017-03-15louispan
arrow-improve100.0Improved arrows. (control, library, mit)2014-02-18alynn
arrow-list610.0List arrows for Haskell. (bsd3, control, library)2015-01-16AdamBergmark, ErikHesselink, SebastiaanVisser
arrowapply-utils150.0Utilities for working with ArrowApply instances more naturally (bsd3, control, library)2012-03-18AndrewMiller
arrowp-qq540.0A preprocessor and quasiquoter for translating arrow notation (development, gpl, library, program)2017-08-25PepeIborra
arrows1370.0Arrow classes and transformers (bsd3, control, library)2012-09-09RossPaterson
artery220.0A simple, arrow-based reactive programming (bsd3, control, frp, library)2014-09-09FumiakiKinoshita
arx870.0Archive execution tool. (bsd3, library, text)2017-05-07JasonDusek
arxiv90.0A client for the Arxiv API (api, arxiv, lgpl, library, network, networkapi)2014-08-30TobiasSchoofs
ascetic200.0Generic markup builder. (library, mit, text)2014-07-23AndreiLapets
ascii (deprecated)780.0Type-safe, bytestring-based ASCII values. (deprecated) (bsd3, data, deprecated, library)2012-01-19MichaelSnoyman
ascii-art-to-unicode210.0ASCII Art to Unicode Box Drawing converter (bsd3, library, program, unclassified)2017-04-16fmthoma
ascii-cows200.0A collection of ASCII cows. Moo. (acme, bsd3, library)2016-10-25passy
ascii-flatten190.0Flattens European non-ASCII characaters into ASCII (library, mit, program, text)2016-05-11DanielChoi
ascii-progress1580.0A simple progress bar for the console. (library, mit, system)2016-04-18yamadapc
ascii-table790.0ASCII table (bsd3, data, library)2018-01-30mitchellwrosen
ascii-vector-avc100.0Process Ascii Vectors for Advantest 93k (data, gpl, library, program)2014-10-15m
ascii85-conduit130.0Conduit for encoding ByteString into Ascii85 (bsd3, conduit, data, library)2014-01-26KazuoKoga
asciidiagram982.0Pretty rendering of Ascii diagram into svg or png. (bsd3, diagram, library, program, text)2016-11-07VincentBerthoux
asil60.0Action Script Instrumentation Library (compilers-interpreters, lgpl, library)2011-03-01ArieMiddelkoop
asn1-codec100.0Encode and decode ASN.1 (bsd3, library, web)2017-08-16andrewthad
asn1-data (deprecated in favor of asn1-encoding)1830.0ASN1 data reader and writer in RAW, BER and DER forms (bsd3, data, deprecated, library)2015-09-07VincentHanquez
asn1-encoding2761.75ASN1 data reader and writer in RAW, BER and DER forms (bsd3, data, library)2017-03-02VincentHanquez
asn1-parse2100.0Simple monadic parser for ASN1 stream types. (bsd3, data, library)2015-09-21VincentHanquez
asn1-types2180.0ASN.1 types (bsd3, data, library)2015-12-19VincentHanquez
aspell-pipe350.0Pipe-based interface to the Aspell program (bsd3, library, text)2017-07-09JonathanDaugherty
assembler80.0Haskell Assembler (bsd3, development, library, program)2010-10-01JeffDouglas
assert270.0Helpers for Control.Exception.assert (bsd3, control, library)2013-11-18LiyangHu
assert-failure602.0Syntactic sugar improving 'assert' and 'error' (bsd3, contract, control, library)2017-09-15MikolajKonarski
assertions150.0A simple testing framework. (library, mit, testing)2014-06-05vi
assimp80.0The Assimp asset import library (bsd3, graphics, library)2011-05-24JoelBurget
ast-monad100.0A library for constructing AST by using do-notation (bsd3, language, library)2017-04-27MasatoMouri
ast-monad-json160.0A library for writing JSON (bsd3, language, library)2017-04-29MasatoMouri
astar430.0General A* search algorithm. (bsd3, data, library)2016-03-29CaleGibbard, JohannesWeiss
astro452.25Amateur astronomical computations (bsd3, library, science)2017-07-06aignatyev17
astview-utils (deprecated)70.0Interfacing between hint and astview (bsd4, deprecated, language, library)2009-11-18SebastianMenge
async5552.5Run IO operations asynchronously and wait for their results (bsd3, concurrency, library)2018-02-04PeterSimons, SimonMarlow
async-ajax100.0Crossbrowser async AJAX Bindings for GHCJS (library, mit, web)2016-07-24AlexanderThiemann
async-dejafu (deprecated in favor of concurrency)550.0Run MonadConc operations asynchronously and wait for their results. (bsd3, concurrency, deprecated, library)2016-09-10barrucadu
async-extra240.0Useful concurrent combinators (library, mit, web)2017-05-28AlexanderThiemann
async-extras370.0Extra Utilities for the Async Library (bsd3, concurrency, library)2017-02-23JonathanFischoff, lloucas
async-io-either462.0Could be useful (bsd3, error-handling, library)2017-02-21schalmers
async-manager230.0A thread manager for async (bsd3, concurrency, library, program)2014-05-30JonathanFischoff
async-pool310.0A modified version of async that supports worker groups and many-to-many task dependencies (library, mit, system)2017-11-08JohnWiegley
async-refresh320.0Package implementing core logic for refreshing of expiring data. (bsd3, control, library)2017-06-29mtesseract
async-refresh-tokens440.0Package implementing core logic for refreshing of expiring access tokens (bsd3, control, library)2017-10-11mtesseract
async-timer430.0Provides API for timer based execution of IO actions (bsd3, concurrency, library)2018-02-11mtesseract
asynchronous-exceptions (deprecated)220.0Distinguish between synchronous and asynchronous exceptions (control, deprecated, library, mit)2014-02-05RomanCheplyaka
aterm190.0serialisation for Haskell values with sharing support (data, gpl, library, parsing)2011-08-04ChristianMaeder
aterm-utils280.0Utility functions for working with aterms as generated by Minitermite (bsd3, language, library, program)2013-06-18JasonDagit
atl630.0Arrow Transformer Library (bsd3, control, library)2016-09-28MatthewFarkasDyck
atlassian-connect-core1060.0Atlassian Connect snaplet for the Snap Framework and helper code. (apache, library, snap, web)2017-05-16RobertMassaioli, eero, AshleyValent
atlassian-connect-descriptor1250.0Code that helps you create a valid Atlassian Connect Descriptor. (apache, data, library)2017-05-13RobertMassaioli, eero, AshleyValent
atmos430.01976 US Standard Atmosphere Model (library, public-domain, science)2016-08-27GregHorn
atmos-dimensional (deprecated in favor of atmos)230.0dimensional 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
atndapi180.0An interface of ATND API (bsd3, library, web)2016-03-29ynishi
atom1700.0An EDSL for embedded hard realtime applications. (bsd3, embedded, language, library)2015-06-03LeePike, TomHawkins
atom-basic740.0Basic Atom feed construction (bsd3, library, web)2017-06-03cbaatz
atom-conduit1030.0Streaming parser/renderer for the Atom 1.0 standard (RFC 4287). (conduit, library, public-domain, xml)2017-11-22koral
atom-msp430290.0Convenience functions for using Atom with the MSP430 microcontroller family. (embedded, library, mit)2014-01-06DanielBuckmaster
atomic-file-ops400.0Functions to atomically write to files (bsd3, library, system)2018-01-15clinton
atomic-modify320.0A typeclass for mutable references that have an atomic modify operation. (apache, concurrency, library)2018-02-10chris_martin
atomic-primops2232.0A safe approach to CAS and other atomic ops in Haskell. (bsd3, data, library)2017-12-10BrandonSimmons, GregoryCollins, RyanNewton, ryanglscott, peter_fogg, chchen
atomic-primops-foreign200.0An atomic counter implemented using the FFI. (bsd3, data, library)2014-08-18RyanNewton
atomic-primops-vector130.0Atomic operations on Data.Vector types (bsd3, concurrency, library)2015-02-14peter_fogg
atomic-write842.0Atomically write to a file (library, mit, system)2016-05-17jsl, stackbuilders
atp-haskell500.0Translation from Ocaml to Haskell of John Harrison's ATP code (bsd3, library, logic, theorem-provers)2016-09-12DavidFox
atrans230.0A small collection of monad (transformer) instances. (library, mit, monads)2016-01-20apho
ats-pkg17590.0A build tool for ATS (ats, bsd3, development, library, program)2018-02-19vmchale
ats-setup3070.0ATS scripts for Cabal builds (ats, bsd3, cabal, development, library)2018-02-20vmchale
ats-storable2170.0Marshal ATS types into Haskell (ats, bsd3, generics, library)2018-02-11vmchale
attempt (deprecated in favor of exceptions)920.0Concrete data type for handling extensible exceptions as failures. (deprecated) (bsd3, data, deprecated, failure, library)2014-03-26MichaelSnoyman
atto-lisp550.0Efficient parsing and serialisation of S-Expressions. (bsd3, data, library, text)2015-12-20ThomasSchilling
attoparsec12102.5Fast combinator parsing for bytestrings and text (bsd3, library, parsing, text)2018-01-12BasVanDijk, BenGamari, BryanOSullivan
attoparsec-arff90.0An ARFF file parser using Attoparsec (ai, data, gpl, library, text)2012-02-09PaulWilson
attoparsec-base64160.0Fetch only base64 characters, erroring in the attoparsec monad on failure (bsd3, library, web)2017-11-24athanclark
attoparsec-binary690.0Binary processing extensions to Attoparsec. (bsd3, data, library)2012-09-22AndrewDrake
attoparsec-conduit (deprecated in favor of conduit-extra)1590.0Consume attoparsec parsers via conduit. (deprecated) (conduit, data, deprecated, library, mit, parsing)2014-04-02MichaelSnoyman
attoparsec-csv180.0A parser for CSV files that uses Attoparsec (library, text)2016-07-31RobinBateBoerop
attoparsec-data540.0Parsers for the standard Haskell data types (library, mit, parsing)2017-08-28NikitaVolkov
attoparsec-enumerator (deprecated)1170.0Pass input from an enumerator to an Attoparsec parser. (deprecated, enumerator, library, mit, parsing, text)2015-05-16JohnMillikin
attoparsec-expr420.0Port of parsec's expression parser to attoparsec. (bsd3, library, parsing, text)2015-05-11AdamBergmark, SebastiaanVisser
attoparsec-ip280.0Parse IP data types with attoparsec (bsd3, library, web)2017-10-28athanclark
attoparsec-iso86011202.0Parsing of ISO 8601 dates, originally from aeson. (bsd3, library, parsing)2017-04-20AdamBergmark
attoparsec-iteratee510.0An adapter to convert attoparsec Parsers into blazing-fast Iteratees (bsd3, data, library)2011-11-28GregoryCollins, JohnLato
attoparsec-parsec420.0An Attoparsec compatibility layer for Parsec (library, mit, parsing)2014-03-21SimonHengel
attoparsec-path250.0Convenience bindings between path and attoparsec (bsd3, library, web)2017-09-28athanclark
attoparsec-text (deprecated in favor of attoparsec)650.0(deprecated) (bsd3, deprecated, library, parsing, text)2012-01-30BryanOSullivan, FelipeLessa
attoparsec-text-enumerator140.0(deprecated) (enumerator, library, mit, parsing, text)2012-01-30FelipeLessa
attoparsec-time910.0Attoparsec parsers of time (attoparsec, library, mit, parsers, time)2017-08-28NikitaVolkov
attoparsec-trans340.0Interleaved effects for attoparsec parsers (control, library, mit)2015-06-16srijs
attoparsec-uri420.0URI parser / printer using attoparsec (bsd3, library, network)2017-10-28athanclark
attosplit180.0Split a lazy bytestring at boundaries defined by an attoparsec parser (bsd3, data, library)2011-12-19YitzGale
audacity390.0Interchange with the Audacity sound signal editor (bsd3, library, sound)2017-06-12HenningThielemann
audiovisual70.0A battery-included audiovisual framework (bsd3, data, library, records)2015-03-21FumiakiKinoshita
augeas1170.0A Haskell FFI wrapper for the Augeas API (lgpl, library, program, system)2012-03-28JudeNagurney
aur1392.0Access metadata from the Arch Linux User Repository. (gpl, library, linux)2017-05-31fosskers
aur-api200.0ArchLinux AUR json v5 API (bsd3, library, web)2016-06-16wangbj
authenticate6970.0Authentication methods for Haskell web applications. (library, mit, web)2017-12-18FelipeLessa, MichaelSnoyman
authenticate-kerberos70.0Authentication methods for Haskell web applications. (bsd3, library, web)2012-01-28ArashRouhani
authenticate-ldap250.0LDAP authentication for Haskell web applications. (bsd3, library, web)2012-03-29MichaelLitchard
authenticate-oauth2530.0Library to authenticate with OAuth for Haskell web applications. (bsd3, library, web)2016-06-05FelipeLessa, HiromiIshii, MichaelLitchard, MichaelSnoyman, achirkin
authinfo-hs70.0Password querying for .authinfo (library, mit, system)2014-10-29robgssp
authoring620.0A library for writing papers (bsd3, library, text)2014-07-07TakayukiMuranushi
auto1212.25Denotative, locally stateful programming DSL & platform (control, library, mit)2017-01-14jle
auto-update2910.0Efficiently run periodic, on-demand actions (control, library, mit)2016-05-09KazuYamamoto, MichaelSnoyman
autoexporter1382.0Automatically re-export modules. (library, mit, program, utility)2017-12-20fozworth
autom240.0Generates and displays patterns from next nearest neighbors cellular automata (gpl, graphics, library)2016-10-22infrared
automitive-cse (deprecated in favor of automotive-cse)120.0Automotive 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)390.0Library for Nix expression dependency generation (bsd3, deprecated, library, nix)2015-06-25ThomasTuegel
autonix-deps-kf5 (deprecated)320.0Generate dependencies for KDE 5 Nix expressions (bsd3, deprecated, library, nix, program)2015-06-25ThomasTuegel
autoproc300.0EDSL for Procmail scripts (bsd3, library, program, system)2016-08-13GwernBranwen, JasonDagit
avahi110.0Minimal DBus bindings for Avahi daemon (http://avahi.org) (bsd3, library, network)2011-10-14IlyaPortnov
average260.0An average (arithmetic mean) monoid. (bsd3, library, unclassified)2015-06-29HansHoglund
avers1482.0Server-side implementation of the Avers storage model (avers, benchmark, gpl, library)2016-12-28wereHamster
avers-api770.0Types describing the core and extended Avers APIs (avers, library, mit)2017-09-17wereHamster
avers-api-docs220.0Swagger documentation for the Avers API (avers, library, mit)2017-02-06wereHamster
avers-server800.0Server implementation of the Avers API (avers, library, mit)2017-09-17wereHamster
aviation-cessna172-diagrams170.0Diagrams for the Cessna 172 aircraft in aviation. (aviation, library)2017-01-27TonyMorris
avl-static60.0A compile-time balanced AVL tree. (bsd3, data, library)2014-01-12FedericoLebron
avr-shake500.0AVR Crosspack actions for shake build systems. (development, library, public-domain)2015-08-21JamesCook
avro770.0Avro serialization support for Haskell (bsd3, data, library)2018-02-05newhoggy, alexeyraga
avwx550.0Parse aviation weather reports (aviation, library, mit, program)2016-10-01hc
awesome-prelude50.0A prelude which I can be happy with. Based on base-prelude. (gpl, library, prelude)2016-02-11kozross
awesomium90.0High-level Awesomium bindings. (graphics, lgpl, library, web)2012-11-13MaksymilianOwsianny
awesomium-glut60.0Utilities for using Awesomium with GLUT. (graphics, lgpl, library, web)2012-11-13MaksymilianOwsianny
awesomium-raw100.0Low-level Awesomium bindings. (graphics, lgpl, library, web)2012-11-13MaksymilianOwsianny
aws6350.0Amazon Web Services (AWS) for Haskell (aws, bsd3, cloud, distributed-computing, library, network, web)2018-02-11AristidBreitkreuz, BenGamari, FelipeLessa, JohnWiegley, MichaelSnoyman
aws-cloudfront-signer460.0For signing AWS CloudFront HTTP URL requests (aws, bsd3, cloud, distributed-computing, library, network, web)2015-10-20ChrisDornan
aws-configuration-tools70.0Configuration types, parsers & renderers for AWS services (apache, cloud, configuration, library)2015-05-07JonSterling
aws-dynamodb-conduit500.0Conduit-based interface for AWS DynamoDB (aws, library, mit)2015-06-26srijs
aws-dynamodb-streams70.0Haskell bindings for Amazon DynamoDB Streams (apache, library, network)2014-12-08JonSterling, puffnfresh
aws-ec2910.0AWS 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-knownhosts80.0Capture and manage AWS EC2 known_host pubkeys (aws, bsd3, library, network, program)2017-11-27LukeHoersten
aws-elastic-transcoder400.0Haskell suite for the Elastic Transcoder service (aws, bsd3, cloud, distributed-computing, library, network, web)2014-02-03ChrisDornan
aws-general340.0Bindings for Amazon Web Services (AWS) General Reference (aws, cloud, distributed-computing, library, mit, network, web)2015-03-30larsk
aws-kinesis500.0Bindings for Amazon Kinesis (apache, aws, cloud, distributed-computing, library, network, web)2015-03-30larsk
aws-kinesis-client1040.0A producer & consumer client library for AWS Kinesis (apache, cloud, library, program)2015-05-07JonSterling, larsk
aws-kinesis-reshard140.0Reshard AWS Kinesis streams in response to Cloud Watch metrics (apache, cloud, library, program)2015-01-22JonSterling
aws-lambda260.0Haskell bindings for AWS Lambda (apache, cloud, library, network)2015-01-07JonSterling
aws-performance-tests170.0Performance Tests for the Haskell bindings for Amazon Web Services (AWS) (aws, cloud, distributed-computing, library, mit, network, program, web)2014-09-02larsk
aws-route53530.0Amazon Route53 DNS service plugin for the aws package. (bsd3, library, web)2016-02-26AmitLevy, DavidTerei
aws-sdk2440.0AWS SDK for Haskell (aws, bsd3, cloud, distributed-computing, library)2014-04-14YusukeNomura
aws-sdk-text-converter410.0The text converter for aws-sdk. (bsd3, library, web)2015-10-30YusukeNomura
aws-sdk-xml-unordered490.0The xml parser for aws-sdk package (bsd3, library, xml)2014-08-06ShoheiYasutake
aws-sign4340.0Amazon Web Services (AWS) Signature v4 HTTP request signer (aws, bsd3, cloud, distributed-computing, library, network, web)2014-07-28ChrisDornan
aws-simple300.0Dead simple bindings to commonly used AWS Services (library, mit, web)2017-03-11AlexanderThiemann
aws-sns110.0Bindings for AWS SNS Version 2013-03-31 (aws, cloud, distributed-computing, library, mit, network, web)2014-08-05larsk
axiom420.0Web EDSL for running in browsers and server nodes using transient (library, mit, web)2017-08-16AlbertoCorona
axiomatic-classes90.0Specify axioms for type classes and quickCheck all available instances (library, mit, testing)2016-10-28aminb, SimonHudon
azubi450.0A simple DevOps tool which will never "reach" enterprice level. (gpl, library, system)2017-10-14palo
azure-acs160.0Windows Azure ACS (bsd3, library, web)2014-05-15kapilash
azure-service-api80.0Haskell bindings for the Microsoft Azure Service Management API (bsd3, library, network)2012-11-05EdskoDeVries, MathieuBoespflug, TimWatson
azure-servicebus380.0Haskell wrapper over Microsoft Azure ServiceBus REST API (bsd3, library, web)2014-05-17kapilash
azurify820.0A simple library for accessing Azure blob storage (bsd3, development, library)2014-09-23ArnoVanLumig, GregWeber, SeanLeather
b-tree340.0Immutable disk-based B* trees (benchmark, bsd3, data, library)2017-08-29BenGamari
b92822.0A tool and library for building virtual machine images. (development, library, mit, program)2017-09-21SvenHeyll
babl220.0Haskell bindings to BABL library. (graphics, lgpl, library)2017-01-01nek0
backdropper130.0Rotates backdrops for X11 displays using Imagemagic. (gpl, library, program, unclassified)2009-08-18YannGolanski
backprop1250.0Heterogeneous automatic differentation (backpropagation) (bsd3, library, math)2018-02-13jle
backtracking-exceptions70.0A monad transformer for backtracking exceptions (bsd3, control, library)2014-08-22tapuu
backward-state210.0A state monad that runs the state in reverse through the computation (bsd3, control, library, monads)2013-01-14LukePalmer
bag (deprecated in favor of dlist)80.0A simple stable bag. (data-structures, deprecated, library, mit)2011-07-22DanielWaterworth
bake590.0Continuous integration system (bsd3, development, library, program)2016-10-28NeilMitchell
ballast170.0Shipwire API client (bsd3, library, web)2017-08-17alexeyzab
bamboo1900.0A blog engine on Hack (gpl, library, web)2010-02-24JinjingWang
bamboo-plugin-highlight160.0A highlight middleware (gpl, library, web)2009-07-05JinjingWang
bamboo-plugin-photo80.0A photo album middleware (bsd3, library, web)2009-07-05JinjingWang
bamboo-theme-blueprint560.0bamboo blueprint theme (bsd3, library, web)2010-02-24JinjingWang
bamboo-theme-mini-html5250.0bamboo mini html5 theme (gpl, library, web)2009-11-26JinjingWang
bamse450.0A Windows Installer (MSI) generator framework (bsd3, library, system)2009-05-15SigbjornFinne
bamstats310.0A program to extract various information from BAM alignmnet files. (bioinformatics, gpl, library, program)2013-10-18KetilMalde
bank-holiday-usa220.0A library for determining US bank holidays (library, mit, time)2016-01-21tippenein
bank-holidays-england580.0Calculation of bank holidays in England and Wales (bsd3, data, library)2017-07-28dcturner
banwords (deprecated)250.0Generalized word blacklister (deprecated, heuristics, library, mit)2015-07-14fanjam
barchart240.0Creating Bar Charts in Haskell (bsd3, graphics, library, program)2011-05-06SebastianFischer
barcodes-code12860.0Generate Code 128 barcodes as PDFs (graphics, library, mit)2014-10-31dchristiansen
barecheck (deprecated)330.0QuickCheck implementations for common types (bsd3, deprecated, library, testing)2015-03-20OmariNorman
barrie260.0Declarative Gtk GUI library (gpl, gui, library)2009-02-26FraserWilson
barrier200.0Shields.io style badge generator (graphics, library, mit)2016-12-12HirotomoMoriwaki
barrier-monad160.0Implementation of barrier monad, can use custom front/back type (control, library, public-domain)2011-12-01AaronBlack
base5372.75Basic libraries (bsd3, library, prelude)2017-12-04AustinSeipp, HerbertValerioRiedel, IanLynagh, PaoloCapriotti
base-compat3922.0A compatibility layer for base (compatibility, library, mit)2017-04-10SimonHengel, ryanglscott
base-feature-macros190.0Semantic CPP feature macros for base (bsd3, development, library)2017-06-05HerbertValerioRiedel
base-generics80.0This library provides some instances for extra GHC.Generic typeclass such as Int8, Word16 and some unboxed types as well. (generic, library, mit)2015-06-19songzh
base-io-access470.0The IO functions included in base delimited into small, composable classes (gpl, library, system)2015-02-11bheklilr
base-noprelude1492.0"base" package sans "Prelude" module (bsd3, development, library)2017-11-26HerbertValerioRiedel
base-orphans3172.0Backwards-compatible orphan instances for base (compatibility, library, mit)2017-04-10EdwardKmett, HerbertValerioRiedel, SimonHengel, ryanglscott
base-prelude3402.0The most complete prelude formed solely from the "base" package (library, mit, prelude)2017-03-16NikitaVolkov
base-unicode-symbols2612.25Unicode alternatives for common functions and operators (bsd3, library, unclassified)2012-07-06RoelVanDijk
base16-bytestring1932.0Fast base16 (hex) encoding and decoding for ByteStrings (bsd3, data, library)2014-01-17BryanOSullivan
base32-bytestring410.0Fast base32 and base32hex codec for ByteStrings (benchmark, bsd3, codec, data, library)2013-12-01SamTruzjan
base32string220.0Fast and safe representation of a Base-32 string (data, library, mit)2015-05-27solatis
base58-bytestring490.0Implementation of BASE58 transcoding for ByteStrings (benchmark, bytestrings, data, library, public-domain)2015-01-30AlekseyUymanov
base58address290.0Parsing and serialization for Base58 addresses (Bitcoin and Ripple) (library, web)2013-04-28StephenWeber
base58string310.0Fast and safe representation of a Base-58 string (data, library, mit)2015-05-10solatis
base64-bytestring2030.0Fast base64 encoding and decoding for ByteStrings (bsd3, data, library)2013-02-08BryanOSullivan
base64-bytestring-type250.0A newtype around ByteString, for base64 encoding (bsd3, library, web)2018-02-12
base64-conduit (deprecated in favor of conduit-combinators)320.0Base64-encode and decode streams of bytes. (deprecated) (bsd3, conduit, data, deprecated, library)2014-03-21MichaelSnoyman
base64-string370.0Base64 implementation for String's. (codec, library)2010-02-26IanLynagh
base91580.0A Generic Base91 Encoder & Decoder (codec, library, mit, program)2015-07-11ajg
basement4820.0Foundation scrap box of array & string (bsd3, library, web)2018-01-19MichaelSnoyman, VincentHanquez, nicolasdp
basex-client230.0A BaseX client for Haskell (database, library, mit)2015-12-08MatthijsSteen
bash770.0Bash generation library. (bsd3, language, library)2013-03-17JasonDusek
basic-cpuid110.0A small package to access the cpuid instruction directly. (bsd3, library, system)2017-07-09JonasScholl
basic-lens330.0Basic lens type and functions (bsd3, development, library)2017-03-16ChrisDone
basic-prelude2672.0An enhanced core prelude; a common foundation for alternate preludes. (control, library, mit, prelude)2017-12-05DanBurton, MichaelSnoyman
basic-sop750.0Basic examples and functions for generics-sop (bsd3, generics, library)2017-04-29AndresLoeh
batch330.0Simplify queuing up data and processing it in batch. (bsd3, data, library)2018-01-27AlexanderThiemann
battlenet230.0API client for Battle.Net (library, mit, network)2015-02-01teozkr
battlenet-yesod170.0Yesod integration for the battlenet package (library, mit, network)2015-02-01teozkr
battleship-combinatorics490.0Compute number of possible arrangements in the battleship game (bsd3, library, math, program)2018-02-16HenningThielemann
battleships70.0A web-based implementation of battleships including an AI opponent. (bsd3, game, library)2014-04-24fatho
bayes-stack70.0Framework for inferring generative probabilistic models with Gibbs sampling (bsd3, library, math)2012-10-27BenGamari
bbdb660.0Ability to read, write, and modify BBDB files (database, gpl, library)2017-12-14HenryLaxen
bbi130.0Tools for reading Big Binary Indexed files, e.g., bigBed, bigWig (bio, bsd3, library)2015-11-30kaizhang
bcrypt1130.0Haskell bindings to the bcrypt password hash (bsd3, cryptography, data, library)2017-12-31AndrewMiller
bdcs520.0Tools for managing a content store of software packages (distribution, lgpl, library, program)2018-02-06clumens, dshea
bdd140.0Behavior-Driven Development DSL (library, mit, testing)2014-12-20irekjozwiak
bdelta (deprecated in favor of bytestring-delta)220.0Simple, fast binary diff/patch (data, deprecated, library, mit)2012-02-22JoeyAdams
bdo230.0Update CSS in the browser without reloading the page. (bsd3, library, program, web)2013-09-11ChrisDone
beam (deprecated in favor of beam-core)322.25A type-safe SQL mapper for Haskell that doesn't use Template Haskell (database, deprecated, library, mit)2016-01-26TravisAthougies
beam-core182.0Type-safe, feature-complete SQL query and manipulation interface for Haskell (database, library, mit)2018-01-19TravisAthougies
beam-migrate350.0SQL DDL support and migrations support library for Beam (database, library, mit)2018-01-26TravisAthougies
beam-sqlite370.0Beam driver for SQLite (bsd3, library, web)2018-01-26TravisAthougies
beam-th392.0Template Haskell utilities for beam (bsd3, database, library, template-haskell)2016-07-05hesiod
beamable380.0Generic serializer/deserializer with compact representation (benchmark, bsd3, data, library, serialization)2014-06-03JohnLato, MichaelBaikov
bearriver390.0A replacement of Yampa based on Monadic Stream Functions. (bsd3, frp, library)2017-12-04IvanPerez, keera_studios_ci, ChristinaZeller, keera_studios_ci_dunai
bed-and-breakfast2180.0Efficient Matrix operations in 100% Haskell. (library, linear-algebra, math, mit, numeric)2014-01-17JulianFleischer
beeminder-api80.0Bindings to the beeminder.com JSON API (bsd3, library, network)2017-06-03BrentYorgey, DanielWagner, RobinGreen
belka330.0HTTP client DSL (library, mit, unclassified)2018-01-22NikitaVolkov
benchmark-function200.0Test the time it takes to run a haskell function (gpl, library, testing)2017-01-15AlanHawkins
benchpress1140.0Micro-benchmarking with detailed statistics. (bsd3, library, program, testing)2017-07-28JohanTibell, willsewell
bencode942.0Parser and printer for bencoded data. (bsd3, library, text)2015-05-09DavidHimmelstrup, ChristopherReichert
bencoding1020.0A library for encoding and decoding of BEncode data. (benchmark, bsd3, data, library)2013-12-19SamTruzjan
bento (deprecated)162.0🍱 Manage stateful components. (deprecated, library, mit, utility)2016-04-16fozworth
berkeleydb80.0Pretty BerkeleyDB v4 binding. (bsd3, database, library)2008-10-31DavidHimmelstrup
berp200.0An implementation of Python 3. (bsd3, language, library, program)2010-05-31BerniePope
bert1200.0BERT implementation (bsd3, data, library)2016-04-05MariusEriksen, RomanCheplyaka, manzyuk
besout260.0Extended GCD of polynomials over F_p[x] (bsd3, library, math)2014-06-21AbdelwahebMiled
bet460.0Betfair API bindings. Bet on sports on betting exchanges. (library, mit, network)2015-07-27Adeon
betacode50.0A codec for beta code (http://en.wikipedia.org/wiki/Beta_Code). (apache, library, text)2014-11-20EricRochester
between490.0Function combinator "between" and derived combinators (bsd3, data, library)2016-01-09PeterTrsko
bf-cata140.0 (development, lgpl, library)2010-10-16ArieMiddelkoop
bff450.0Bidirectionalization for Free! (POPL'09) (data, library, public-domain)2011-03-22DanielSeidel, JanisVoigtlaender, JoachimBreitner
bff-mono250.0"Bidirectionalization for Free" for Monomorphic Transformations (bsd3, data, lenses, library)2014-08-14kztk
bgmax460.0Parse BgMax-files (bsd3, finance, library)2017-11-28petterb
bgzf (deprecated in favor of pipes-bgzf)80.0Blocked GZip (bsd3, codec, deprecated, library)2015-04-23rcallahan
bibtex1110.0Parse, format and processing BibTeX files (bsd3, library, text)2016-04-15HenningThielemann
bidispec190.0Specification of generators and parsers (data, lgpl, library)2010-10-05DavidLeuschner, StefanWehr
bidispec-extras50.0Extra helper functions for bidirectional specifications (data, lgpl, library)2010-10-05StefanWehr
bifunctors8442.5Bifunctors (bsd3, data, functors, library)2018-02-06EdwardKmett, EricMertens, ryanglscott
bighugethesaurus100.0API wrapper for Big Huge Thesaurus (api, gpl, language, library)2015-12-28TheKing
billboard-parser200.0A parser for the Billboard chord dataset (lgpl, library, music, program)2013-01-17BasDeHaas
billeksah-forms90.0Leksah library (graphics, lgpl, library)2011-11-29JuergenNicklischFranken
billeksah-pane100.0Leksah library (graphics, lgpl, library)2011-11-29JuergenNicklischFranken
billeksah-services90.0Leksah library (control, lgpl, library)2011-11-29JuergenNicklischFranken
bimap1110.0Bidirectional mapping between two key types (bsd3, data, library)2017-04-28StuartCook, joel_williamson
bimap-server210.0Two-column database server. (bsd3, data, library)2015-07-06DanielDiaz
bimaps630.0bijections with multiple implementations. (benchmark, bsd3, data, library)2017-03-03ChristianHoener
binary9770.0Binary serialisation for Haskell values using lazy ByteStrings (benchmark, bsd3, data, library, parsing)2017-03-13DonaldStewart, IanLynagh, LennartKolmodin
binary-bits590.0Bit parsing/writing on top of binary. (bsd3, data, library, parsing)2015-01-09LennartKolmodin
binary-communicator350.0Flexible way to ease transmission of binary data. (bsd3, data, library)2015-09-14SoenkeHahn, YvesPares
binary-conduit1520.0data serialization/deserialization conduit library (conduit, library, mit)2018-02-02AlexanderVershilov, MathieuBoespflug
binary-derive150.0Automatic deriving of Binary using GHC.Generics (data, gpl, library)2011-11-05JaredHance
binary-enum200.0Simple wrappers around enum types (bsd3, data, library)2016-01-16tolysz
binary-ext330.0An alternate with typed errors for Data.Binary.Get monad from 'binary' library. (bsd3, data, library, parsing)2017-06-29warlock
binary-file1490.0read/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-ieee754290.0Backport ieee754 float double combinators to older binary (bsd3, data, library)2016-10-24winterland
binary-indexed-tree90.0Binary Indexed Trees (a.k.a. Fenwick Trees). (data, lgpl, library)2012-10-10MaxwellSayles
binary-list2260.0Lists of length a power of two. (benchmark, bsd3, data, library)2016-07-07DanielDiaz
binary-literal-qq (deprecated)90.0Extends Haskell with binary literals. (bsd3, deprecated, language, library)2012-09-24MathieuBoespflug
binary-orphans1410.0Orphan instances for binary (bsd3, library, web)2017-09-11phadej
binary-parser800.0A highly-efficient but limited parser API specialised for bytestrings (binary, library, mit, parser)2017-04-08NikitaVolkov
binary-parsers600.0Extends binary with parsec/attoparsec style parsing combinators. (benchmark, bsd3, data, library)2016-09-28winterland
binary-protocol60.0Monad to ease implementing a binary network protocol. (bsd3, data, library)2009-09-04GregoryCrosswhite
binary-protocol-zmq160.0Monad to ease implementing a binary network protocol over ZeroMQ (bsd3, data, library, network)2010-08-02NicolasTrangez
binary-search780.0Binary and exponential searches (algorithms, bsd3, library)2016-01-22RossPaterson, TakayukiMuranushi
binary-serialise-cbor230.0Yet Another Binary Serialisation Library (compatibility shim) (bsd3, codec, library)2017-11-30BenGamari
binary-shared900.0Sharing for the binary package (data, gpl, library)2013-05-04HamishMackenzie, JuergenNicklischFranken
binary-state150.0Simple wrapper around Data.Binary, which adds StateT to Get/Put monads. (bsd3, data, library)2011-09-30IlyaPortnov
binary-store (deprecated)100.0Format to store data using the binary transform. (bsd3, data, deprecated, library)2015-01-14DanielDiaz
binary-streams270.0data serialization/deserialization io-streams library (bsd3, data, io-streams, library)2015-05-07GregoryCollins, petterb
binary-strict2330.0Binary deserialisation using strict ByteStrings (bsd3, data, library, parsing)2015-12-13AdamLangley, DominicSteinitz
binary-tagged1000.0Tagged binary serialisation. (benchmark, bsd3, library, web)2016-12-05phadej
binary-tree200.0 (library, mit, unclassified)2018-02-14
binary-typed (deprecated)660.0Type-safe binary serialization (benchmark, bsd2, data, deprecated, library, serialization)2015-12-19quchen
binarydefer320.0Binary serialization with deferred loading (bsd3, data, library)2014-03-13NeilMitchell
bind-marshal70.0Data marshaling library that uses type level equations to optimize buffering. (bsd3, data, library)2011-10-30CoreyOConnor
binding-core200.0Data Binding (bsd3, gui, library, user-interfaces)2013-06-09GideonSireling
binding-gtk150.0Data Binding in Gtk2Hs (bsd3, gui, library, user-interfaces)2013-06-09GideonSireling
binding-wx130.0Data Binding in WxHaskell (bsd3, gui, library, user-interfaces)2013-06-09GideonSireling
bindings (deprecated)370.0Deprecated package. (bsd3, deprecated, ffi, library)2009-09-25MauricioAntunes
bindings-DSL2952.0FFI domain specific language, on top of hsc2hs. (bsd3, ffi, library)2017-12-09DmitryMalikov, JohnWiegley, MauricioAntunes
bindings-EsounD120.0Low level bindings to EsounD (ESD; Enlightened Sound Daemon) (ffi, library, public-domain)2010-12-30MasatakeDaimon
bindings-GLFW1712.0Low-level bindings to GLFW OpenGL library (bsd3, graphics, library)2017-09-23BrianLewis, SchellScivally, javjarfer
bindings-K8055230.0Bindings to Velleman K8055 dll (bsd3, ffi, library)2011-05-17JorisPutcuyps
bindings-apr50.0Low level bindings to Apache Portable Runtime (APR) (ffi, library, public-domain)2010-10-06MasatakeDaimon
bindings-apr-util70.0Low level bindings to Apache Portable Runtime Utility (APR Utility) (ffi, library, public-domain)2010-10-06MasatakeDaimon
bindings-audiofile260.0Low level bindings to audiofile (ffi, library, public-domain)2010-12-31MasatakeDaimon
bindings-bfd320.0Bindings for libbfd, a library of the GNU `binutils' (development, ffi, lgpl, library)2012-07-16MichaelNelson
bindings-cctools150.0Bindings to the CCTools WorkQueue C library (ffi, gpl, library)2013-01-02BadiAbdulWahid
bindings-codec2170.0Very low-level FFI bindings for Codec2 (bindings, codec, ffi, gpl, library, program)2014-10-31RickyElrod
bindings-common (deprecated in favor of bindings-DSL)1420.0This package is obsolete. Look for bindings-DSL instead. (bsd3, deprecated, ffi, library)2009-11-11BasVanDijk, MauricioAntunes
bindings-dc1394220.0Library for using firewire (iidc-1394) cameras (bsd3, library, system)2011-07-22VilleTirronen
bindings-directfb230.0Low level bindings to DirectFB (bsd3, ffi, library)2010-08-15JohnWiegley, MauricioAntunes
bindings-eskit110.0Bindings to ESKit. (bsd3, ffi, library, numerical)2010-06-10AndrewMiller
bindings-fann150.0Low level bindings to FANN neural network library. (bsd3, ffi, library)2010-06-20JohnWiegley, MauricioAntunes
bindings-fluidsynth170.0Haskell FFI bindings for fluidsynth software synthesizer (bsd3, library, sound)2016-04-13BenGamari
bindings-friso80.0Low level bindings for friso (apache, ffi, library)2014-07-31cosmo0920
bindings-glib340.0Low level bindings to GLib. (bsd3, ffi, library)2010-12-23JohnWiegley, MauricioAntunes
bindings-gobject440.0Low level bindings supporting GObject and derived libraries. (bsd3, ffi, library)2012-09-29MauricioAntunes, YurasShumovich
bindings-gpgme620.0Project bindings-* raw interface to gpgme (bsd3, ffi, library)2017-09-26DmitryMalikov, JohnWiegley, MauricioAntunes
bindings-gsl650.0Low level bindings to GNU GSL. (bsd3, ffi, library)2013-08-28JohnWiegley, MauricioAntunes
bindings-gts350.0Low level bindings supporting GTS, the GNU Triangulated Surface Library (ffi, lgpl, library)2011-03-15JoelCrisp
bindings-hamlib50.0Hamlib bindings for Haskell (ffi, lgpl, library, program)2014-08-13RickyElrod
bindings-hdf5140.0Project bindings-* raw interface to HDF5 library (bsd3, ffi, library)2013-09-05JohnWiegley, MauricioAntunes
bindings-levmar980.0Low level bindings to the C levmar (Levenberg-Marquardt) library (ffi, library, numerical)2017-05-29BasVanDijk, RoelVanDijk
bindings-libcddb190.0Low level binding to libcddb. (bsd3, ffi, library)2010-06-20JohnWiegley, MauricioAntunes
bindings-libffi330.0Low level bindings to libffi. (bsd3, ffi, library)2010-06-20JohnWiegley, MauricioAntunes
bindings-libftdi90.0Low level bindings to libftdi. (ffi, gpl, library)2009-12-25SivaramGowkanapalli
bindings-libg15150.0Bindings to libg15 (bsd2, library, web)2017-08-13Xandaros
bindings-librrd180.0Low level bindings to RRDtool (ffi, library, public-domain)2012-07-12MasatakeDaimon
bindings-libstemmer60.0Binding for libstemmer with low level binding. (ffi, library, mit)2014-11-29cosmo0920
bindings-libusb1380.0Low level bindings to libusb. (bsd3, ffi, library)2014-10-29BasVanDijk, MauricioAntunes
bindings-libv4l270.0bindings to libv4l2 for Linux (bsd3, library, system)2011-07-03ClaudeHeilandAllen
bindings-libzip870.0Low level bindings to libzip. (bsd3, ffi, foreign, library)2016-08-29SergeyAstanin
bindings-linux-videodev2150.0bindings to Video For Linux Two (v4l2) kernel interfaces (bsd3, graphics, library)2017-12-03ClaudeHeilandAllen
bindings-lxc310.0Direct Haskell bindings to LXC (Linux containers) C API. (bsd3, ffi, library)2016-01-21NickolayKudasov
bindings-mmap180.0(deprecated) see bindings-posix instead (bsd3, library, system)2013-02-18ClaudeHeilandAllen
bindings-monetdb-mapi90.0Low-level bindings for the MonetDB API (mapi) (bsd3, database, library)2017-02-10muesli4
bindings-mpdecimal (deprecated in favor of deka)330.0bindings to mpdecimal library (bsd3, deprecated, library, math)2014-01-20OmariNorman
bindings-nettle470.0bindings to nettle crypto library (bindings, gpl, library)2015-06-02ClintAdams
bindings-parport260.0parport bindings (bsd3, ffi, library)2011-08-11SivaramGowkanapalli
bindings-portaudio430.0Low-level bindings to portaudio library (bsd3, library, sound)2016-12-30FumiakiKinoshita
bindings-posix750.0Low level bindings to posix. (bsd3, ffi, library)2013-08-08BasVanDijk, JohnWiegley, MauricioAntunes
bindings-potrace60.0Low-level bindings to the potrace bitmap tracing library (gpl, graphics, library)2015-06-10cchalmers
bindings-ppdev250.0PPDev bindings (bsd3, ffi, library)2011-08-11SivaramGowkanapalli
bindings-saga-cmd210.0Wrapping saga_cmd (gpl, library, math, program)2015-06-16michelk
bindings-sane130.0FFI bindings to libsane (ffi, lgpl, library)2012-10-21ClintAdams
bindings-sc3220.0Low-level bindings to the SuperCollider synthesis engine library. (ffi, gpl, library, sound)2012-11-06StefanKersten
bindings-sipc140.0Low level bindings to SIPC. (lgpl, library, program, security)2012-03-02JustinEthier
bindings-sophia210.0Low-level bindings to sophia library (bsd3, database, library)2014-03-10EyalLotem
bindings-sqlite3460.0Low level bindings to sqlite3. (bsd3, ffi, library)2013-07-24JohnWiegley, MauricioAntunes
bindings-svm270.0Low level bindings to libsvm. (bsd3, ffi, library)2011-07-18PauloTanimoto, VilleTirronen
bindings-uname1020.0Low-level binding to POSIX uname(3) (ffi, library, public-domain, system)2009-06-05MasatakeDaimon
bindings-wlc450.0Bindings against the wlc library (bsd3, ffi, library)2016-04-03ashleyis
bindings-yices380.0Bindings to the Yices theorem prover (ffi, foreign, library, public-domain, theorem-provers)2015-08-22PepeIborra
bindynamic90.0A variation of Data.Dynamic.Dynamic with a Binary instance (data, gpl, library)2015-10-17lspitzner
binembed220.0Embed data into object files. (bsd3, distribution, library, program)2015-04-08ClaudeHeilandAllen
bini412.0A collection of various methods for reading and writing bini files. (bsd3, configuration, data, library)2016-01-22TWeise
bio1300.0A bioinformatics library (bioinformatics, lgpl, library)2013-07-20GwernBranwen, KetilMalde
bio-sequence (deprecated)120.0Initial project template from stack (bio, bsd3, deprecated, library)2017-08-03ozzzzz
bioace250.0Library for reading ace assembly files (bioinformatics, gpl, library)2012-06-19DanFornika
bioalign500.0Data structures and helper functions for calculating alignments (bioinformatics, gpl, library)2012-06-19DanFornika
biocore510.0A bioinformatics library (bioinformatics, lgpl, library)2013-01-07KetilMalde
biofasta390.0Library for reading fasta sequence files (bioinformatics, gpl, library)2013-01-10DanFornika
biofastq220.0A library for reading FASTQ files (bioinformatics, lgpl, library)2012-10-23KetilMalde
biohazard1160.0bioinformatics support library (bioinformatics, bsd3, library)2018-01-28ustenzel
bioinformatics-toolkit940.0A collection of bioinformatics tools (benchmark, bio, library, mit)2017-07-27kaizhang
biophd570.0Library for reading phd sequence files (bioinformatics, gpl, library)2015-05-20DanFornika
biopsl400.0Library and executables for working with PSL files (bioinformatics, lgpl, library, program)2012-11-19KetilMalde
biosff670.0Library and executables for working with SFF files (bioinformatics, lgpl, library)2013-09-28KetilMalde
biostockholm750.0Parsing and rendering of Stockholm files (used by Pfam, Rfam and Infernal). (bioinformatics, bsd3, library)2015-07-21FelipeLessa
bird1300.0A simple, sinatra-inspired web framework. (bsd3, library, program, web)2010-08-23MattParker
bishbosh380.0Plays chess. (game, gpl, library, program)2018-01-28AlistairWard
bit-array280.0A bit array (aka bitset, bitmap, bit vector) API for numeric types (bit-vectors, data-structures, library, mit, pretty-printer)2016-10-01NikitaVolkov
bit-stream290.0Lazy, infinite, compact stream of Bool with O(1) indexing. (benchmark, bsd3, library, unclassified)2017-08-08Bodigrim
bit-vector150.0Simple bit vectors for Haskell (bit-vectors, bsd3, data, library)2015-03-24AdamFoltzer
bitarray1280.0Mutable and immutable bit arrays (bsd3, data, library)2014-08-12BalazsKomuves
bitcoin-api482.0Provides access to the RPC API of Bitcoin Core (finance, library, mit, network)2015-06-09solatis
bitcoin-api-extra270.0Higher level constructs on top of the bitcoin-api package (finance, library, mit, network)2015-05-14solatis
bitcoin-block370.0Utility functions for manipulating bitcoin blocks (finance, library, mit, network)2015-05-11solatis
bitcoin-hs130.0Partial implementation of the Bitcoin protocol (as of 2013) (bitcoin, bsd3, cryptography, library)2016-10-21BalazsKomuves
bitcoin-payment-channel1612.0Instant, two-party Bitcoin payments (benchmark, bitcoin, finance, library, network)2017-07-03runeks
bitcoin-rpc200.0Library to communicate with the Satoshi Bitcoin daemon (bitcoin, bsd3, library, network)2014-01-07JanVornberger
bitcoin-script510.0Compilation, manipulation and decompilation of Bitcoin scripts (finance, library, mit, network)2015-05-11solatis
bitcoin-tx570.0Utility functions for manipulating bitcoin transactions (finance, library, mit, network)2015-05-11solatis
bitcoin-types320.0Provides consistent low-level types used commonly among Bitcoin implementations (finance, library, mit, network)2015-05-10solatis
bitmap260.0A library for handling and manipulating bitmaps (rectangular pixel arrays). (bsd3, data, graphics, library)2012-02-13BalazsKomuves
bitmap-opengl260.0OpenGL support for Data.Bitmap. (bsd3, data, graphics, library)2014-03-19BalazsKomuves
bitmaps310.0Bitmap library (bsd3, codec, data, graphics, library)2014-11-30ByronJohnson
bits862.0Various bit twiddling and bitwise serialization primitives (bsd3, data, library, serialization)2017-04-27EdwardKmett, EricMertens, ryanglscott
bits-atomic390.0Atomic bit operations on memory locations for low-level synchronization (bsd3, concurrency, data, foreign, library)2010-09-05GabrielWicke
bits-bytestring120.0Bits instance for bytestrings. (benchmark, bsd3, data, library)2016-03-25oldmanmike
bits-bytestring-lazy80.0Bits instance for lazy bytestrings. (benchmark, bsd3, data, library)2016-09-07semaj
bits-conduit170.0Bitstream support for Conduit (benchmark, bsd3, conduit, data, library)2012-06-29HideyukiTanaka
bits-extras380.0Efficient high-level bit operations not found in Data.Bits (bsd3, data, library)2010-09-20GabrielWicke
bitset1310.0A space-efficient set data structure. (benchmark, data-structures, library, mit)2014-03-10DenisBueno, FedorGogolev, SergeiLebedev
bitset-word8290.0Space efficient set of Word8 and some pre-canned sets useful for parsing HTTP (data, library, mit)2017-10-19nshimaza
bitstream430.0Fast, packed, strict and lazy bit streams with stream fusion (data, library, public-domain)2015-01-15MasatakeDaimon
bitstring100.0Lazy bit strings (bsd3, data, library)2010-08-01BalazsKomuves
bittorrent290.0Bittorrent protocol implementation. (bsd3, library, network)2013-11-25SamTruzjan
bittrex570.0Bindings for the Bittrex API (bsd3, library, program, web)2018-01-08DavidJohnson
bitvec260.0Unboxed vectors of bits / dense IntSets (bit-vectors, data, library, public-domain)2016-05-14JamesCook
bitwise480.0fast multi-dimensional unboxed bit packed Bool arrays (benchmark, bit-vectors, bsd3, data, data-structures, library)2016-05-26ClaudeHeilandAllen
bitx-bitcoin1401.5A Haskell library for working with the BitX bitcoin exchange. (bitcoin, bsd3, finance, library, web)2017-12-24tebello_thejane
bizzlelude1120.0A lousy Prelude replacement by a lousy dude (bsd3, library, prelude)2018-01-25TheBizzle
bizzlelude-js170.0A lousy Prelude replacement by a lousy dude (bsd3, library, prelude)2017-10-26TheBizzle
bk-tree170.0BK-tree implementation (data-structures, library, public-domain)2012-10-29FrancescoMazzoli
bkr240.0Backup utility for backing up to cloud storage services (S3 only right now) (backup, bsd3, library, program, system)2012-06-12MichaelSmietana
bktrees750.0A set data structure with approximate searching (bsd3, data-structures, library)2010-11-22JosefSvenningsson
blacktip160.0Decentralized, k-ordered unique ID generator. (apache, benchmark, database, library)2014-08-30bitemyapp
blake2232.0A library providing BLAKE2 (benchmark, cryptography, library, public-domain)2016-07-26jgalt
blakesum (deprecated)520.0The BLAKE SHA-3 candidate hashes, in Haskell (bsd3, cryptography, deprecated, library)2011-07-25KevinCantu
blank-canvas1472.0HTML5 Canvas Graphics Library (bsd3, graphics, library)2018-01-18AndrewFarmer, AndyGill, ryanglscott
blas (deprecated in favor of hblas)850.0Bindings to the BLAS library (bsd3, deprecated, library, math)2009-01-14CarterSchonwald
blas-carray130.0Auto-generated interface to Fortran BLAS via CArrays (bsd3, library, math)2017-12-16HenningThielemann
blas-ffi180.0Auto-generated interface to Fortran BLAS (bsd3, library, math)2017-12-16HenningThielemann
blas-hs270.0Low-level Haskell bindings to Blas. (library, math, mit)2014-12-27Rufflewind
blastxml380.0Library for reading Blast XML output (bioinformatics, lgpl, library)2014-10-29KetilMalde
blaze (deprecated)300.0None (bsd3, deprecated, library, unclassified)2014-12-08
blaze-bootstrap230.0Blaze helper functions for bootstrap pages (library, mit, web)2015-08-23AlexanderThiemann
blaze-builder3680.0Efficient buffered output. (bsd3, data, library)2016-04-18JasperVanDerJeugt, LeonSmith, SimonMeier
blaze-builder-conduit (deprecated in favor of conduit-extra)1080.0Convert streams of builders to streams of bytestrings. (deprecated) (bsd3, conduit, data, deprecated, library)2014-04-02MichaelSnoyman
blaze-builder-enumerator940.0Enumeratees for the incremental conversion of builders to bytestrings. (bsd3, data, enumerator, library)2015-04-01MichaelSnoyman, SimonHengel, SimonMeier, ThomasSutton
blaze-colonnade780.0Helper functions for using blaze-html with colonnade (bsd3, library, web)2018-02-02andrewthad
blaze-html9562.25A blazingly fast HTML combinator library for Haskell (bsd3, library, text)2017-01-30JasperVanDerJeugt, SimonMeier
blaze-html-contrib370.0Some contributions to add handy things to blaze html. (bsd3, library, web)2012-04-05AdityaBhargava
blaze-html-hexpat90.0A hexpat backend for blaze-html. (bsd3, library, text)2010-12-25JasperVanDerJeugt
blaze-html-truncate570.0A truncator for blaze-html (bsd3, library, text)2013-03-19MarcelRuegenberg
blaze-json250.0tiny library for encoding json (json, library, mit, text)2015-04-03HirotomoMoriwaki
blaze-markup5780.0A blazingly fast markup combinator library for Haskell (bsd3, library, text)2018-01-09DeepakJois, JasperVanDerJeugt
blaze-shields312.0create svg by Haskell (bsd3, library, web)2015-09-15Qinka
blaze-svg2002.0SVG combinator library (bsd3, graphics, library)2017-03-13BrentYorgey, DeepakJois
blaze-textual2280.0Fast rendering of common datatypes (bsd3, library, text)2015-07-01BryanOSullivan
blaze-textual-native (deprecated in favor of blaze-textual)120.0Fast rendering of common datatypes (deprecated) (bsd3, deprecated, library, text)2012-01-19MichaelSnoyman
blazeMarker90.0... (library, mit, unclassified)2014-12-25faleidel
blazeT400.0A true monad (transformer) version of the blaze-markup and blaze-html libraries (data, library, mit, text, web)2017-01-15johannesgerer
ble990.0Bluetooth Low Energy (BLE) peripherals (bsd3, library, program, unclassified)2017-12-05jkarni, scottmurphy09
blink1370.0Control library for blink(1) LED from ThingM (bsd3, hardware, library, program)2014-12-04DylanSimon
bliplib280.0Support code for Blip. (bsd3, development, library)2013-06-21BerniePope
blockchain370.0Generic blockchain implementation. (blockchain, bsd3, library)2017-07-03tgolson
blockhash90.0Blockhash perceptual image hash algorithm (bsd3, library, program, web)2016-07-19kseo
blocking-transactions220.0Composable, blocking transactions. (bsd3, concurrency, library)2010-07-22ChristopherLaneHinson
blogination (deprecated)510.0Very simple static blog software (bsd3, deprecated, library, program, web)2009-02-26ChrisDone
bloodhound2572.0ElasticSearch client library for Haskell (bsd3, database, library, search)2018-01-29MichaelXavier, bitemyapp, ChrisAllen
bloodhound-amazonka-auth240.0Adds convenient Amazon ElasticSearch Service authentication to Bloodhound. (bsd3, library, web)2017-07-24MichaelXavier
bloomfilter2100.0Pure and impure Bloom Filter implementations. (bsd3, data, library)2015-05-19BryanOSullivan
bloomfilter-redis282.0Distributed bloom filters on Redis (using the Hedis client). (benchmark, bsd3, data, library)2016-06-04hesiod
blosum440.0BLOSUM generator (bioinformatics, gpl, library, program)2016-11-30GregorySchwartz
blubber-server70.0The blubber server, serves blubber clients. (agpl, game, library, program)2015-06-30alexander
bluemix-sdk190.0Bindings to Bluemix APIs (bsd3, library, web)2017-05-28AlexanderThiemann
blunt (deprecated)1741.5Convert between pointfree and pointful expressions. (deprecated, library, mit, program, web)2015-04-14fozworth
bmp2852.0Read and write uncompressed BMP image files. (codec, library, mit)2016-08-15BenLippmeier
bno055-haskell170.0Library for communication with the Bosch BNO055 orientation sensor (library, mit, system)2017-07-08eamsden
board-games530.0Three games for inclusion in a web server (game, gpl, library, web)2017-03-31HenningThielemann
bogre-banana60.0 (bsd3, game-engine, library, program)2013-03-31DavidEichmann
bolt570.0Bolt driver for Neo4j (bsd3, database, library)2017-03-30bflyblue
boltzmann-samplers170.0Uniform random generators (data, generic, library, mit, random)2017-03-05lyxia
bond960.0Bond schema compiler and code generator (code-generation, compiler, language, library, mit, program)2017-10-24sapek, chwarr, eduardo
bond-haskell520.0Runtime support for BOND serialization (benchmark, bsd3, data, library, parsing)2016-11-26blaze
bond-haskell-compiler540.0Bond code generator for Haskell (bsd3, language, library, program)2016-11-26blaze
bookkeeper840.0Anonymous records and overloaded labels (bsd3, data-structures, library, program, records)2017-12-17jkarni, aminb
bookkeeper-permissions100.0Permissions for bookkeeper records (bsd3, data-structures, library, records)2016-09-12pkamenarsky
bookkeeping540.0A module for bookkeeping by double entry. (business, library, mit)2017-07-30arowM
bookkeeping-jp350.0Helper functions for Japanese bookkeeping. (business, library, mit)2018-01-17arowM
bool-extras330.0A fold function for Bool (bsd3, data, library)2014-04-04TomLokhorst
bool8240.0Alternative Bool type stored as byte (bsd3, foreign, library)2017-10-17HenningThielemann
boolean-like210.0Logical combinatory operations dealing with datatypes representing booleans by their constructors. (bsd3, control, library)2016-09-22Shou
boolean-list250.0convert numbers to binary coded lists (data, gpl, library)2017-10-26AlanHawkins
boolean-normal-forms310.0Boolean normal form: NNF, DNF & CNF (data, library, mit)2017-11-29phadej
boolexpr130.0Boolean expressions with various representations and search queries. (bsd3, data-structures, library, parsing, search)2011-12-15NicolasPouillard
bools (deprecated)250.0None (bsd3, deprecated, library, unclassified)2014-12-08
boolsimplifier400.0Simplification tools for simple propositional formulas. (bsd3, language, library, math)2014-12-15GershomBazerman
boombox70.0Chronokinetic stream sources and incremental consumers (bsd3, data, library)2016-02-08FumiakiKinoshita
boomerang1740.0Library for invertible parsing and printing (bsd3, library, parsing, text)2017-08-10DagOdenhall, JeremyShaw
boop102.0OOP primitives for Haskell (bsd3, library, oop)2017-11-01TobiasDammers
bootstrap-types90.0Bootstrap CSS Framework type-safe interface (library, mit, web)2017-01-31andrewthad
bordacount190.0Implementation of the Borda count election method. (algorithms, bsd3, library)2017-09-01hverr
borel90.0Metering System for OpenStack metrics provided by Vaultaire. (bsd3, development, library)2015-03-26fractalcat
boring170.0Boring and Absurd types (bsd3, data, library)2017-11-17phadej
boring-game150.0An educational game (bsd3, library, program, web)2017-02-09checkraiser
boring-window-switcher340.0A boring window switcher. (bsd3, graphics, library, program)2017-02-10debugito
bot280.0bots for functional reactive programming (bsd3, frp, library, reactivity)2010-02-25ConalElliott
both240.0Like Maybe, but with a different Monoid instance. (data, library, mit)2016-05-26barrucadu
botpp140.0Build tool for Lambdabot (development, gpl, library, program, web)2008-08-19GwernBranwen
bound2702.5Making de Bruijn Succ Less (bsd3, compilers-interpreters, language, library)2017-07-29EdwardKmett, EricMertens, ryanglscott
bound-gen250.0Unwrap Scope's with globally fresh values (compilers-interpreters, library, mit)2015-03-27jozefg
bounded-tchan (deprecated in favor of stm-chans)390.0Bounded Transactional channels (queues) (bsd3, concurrency, deprecated, library)2011-11-06ThomasDuBuisson
boundingboxes620.0A generic boundingbox for an arbitrary vector (bsd3, data, library)2015-03-14FumiakiKinoshita
bower-json1212.0Read bower.json from Haskell (library, mit, web)2016-12-25hdgarrood
box-tuples80.0A hack to use GHC.Prim primitives in GHCi (debug, ghc, library, mit)2016-08-22mniip
boxes1440.02D text pretty-printing library (bsd3, library, text)2015-01-14BrentYorgey, dfeuer
bpann150.0backpropagation neuronal network (ai, bsd3, library)2011-10-01RobertSteuck
braid90.0Types and functions to work with braids and Khovanov homology. (bsd3, library, math, program)2016-01-18saltza
brainfuck590.0Brainfuck interpreter (compilers-interpreters, gpl, library, program)2016-06-05GwernBranwen, abbradar
brainfuck-monad340.0BrainFuck monad (bsd3, compilers-interpreters, library)2015-09-26JoeyHess
brainfuck-tut620.0A simple BF interpreter. (bsd3, language, library, program)2016-12-30alleledev
brainheck620.0Brainh*ck interpreter in haskell (bsd3, library, program, web)2017-11-19vmchale
break240.0Break from a loop (bsd3, control, library)2017-04-07GabrielGonzalez
brick7102.75A declarative terminal user interface library (bsd3, graphics, library)2018-02-06JonathanDaugherty
brick-skylighting510.0Show syntax-highlighted text in your Brick UI (bsd3, graphics, library)2018-01-24JonathanDaugherty
bricks400.0Bricks is a lazy functional language based on Nix. (apache, language, library)2018-02-10chris_martin
bricks-internal240.0... (apache, language, library)2018-02-10chris_martin
bricks-internal-test230.0... (apache, language, library)2018-02-10chris_martin
bricks-parsec230.0... (apache, language, library)2018-02-10chris_martin
bricks-rendering250.0... (apache, language, library)2018-02-10chris_martin
bricks-syntax230.0... (apache, language, library)2018-02-10chris_martin
brillig130.0Simple part of speech tagger (bsd3, library, natural-language-processing, program)2011-09-03EricKow
brittany550.0Haskell source code formatter (agpl, language, library)2018-02-14lspitzner
broadcast-chan280.0Broadcast channel type that avoids 0 reader space leaks. (bsd3, library, system)2016-07-07MerijnVerstraaten
broccoli440.0Small library for interactive functional programs. (bsd3, frp, library)2015-03-16evanrinehart
broker-haskell100.0Haskell bindings to Broker, Bro's messaging library. (bsd3, language, library)2015-08-16DavidBanas
browscap120.0A reader and interface for the Browser Capabilities Project data files. (bsd3, data, library, web)2017-04-30davean
bsd-sysctl930.0Access to the BSD sysctl(3) interface (bsd, bsd3, library, system)2017-10-08MaximeHenrion, palik
bson1980.0BSON documents are JSON-like objects with a standard binary encoding. (data, library)2016-07-17FedorGogolev, GregWeber, MaximMitroshin, TonyHannan, VictorDenisov
bson-generic510.0Generic functionality for BSON (bsd3, data, library)2016-01-09PetrPilar
bson-generics (deprecated in favor of bson-generic)90.0Generics functionality for BSON (bsd3, data, deprecated, library)2012-01-26PetrPilar
bson-lens210.0BSON lenses (development, library, mit)2015-09-12WilliamCasarin
bson-mapping650.0Mapping between BSON and algebraic data types. (data, library)2017-03-05FrancescoMazzoli, ak3n
bspack370.0A simple and fast bytestring packer (benchmark, bsd3, data, library)2014-12-02nicolasdp
bsparse350.0A simple unassuming parser for bytestring (bsd3, bsparse, library)2014-11-05VincentHanquez, nicolasdp
btree180.0B-Tree on the compact heap (benchmark, bsd3, library, web)2017-06-28andrewthad
btree-concurrent420.0A backend agnostic, concurrent BTree (data-structures, lgpl, library)2012-10-31JohanBrinch
btrfs670.0Bindings to the btrfs API (bsd3, filesystem, library, system)2017-01-30MariosTitas
buchhaltung890.0Automates most of your plain text accounting data entry in ledger format. (finance, library, mit, program)2018-02-04johannesgerer
buffer170.0Simple mutable low-level buffer for IO (data, library, mit)2017-11-01NikitaVolkov
buffer-builder1270.0Library for efficiently building up buffers, one piece at a time (benchmark, bsd3, data, library)2016-12-01chadaustin, afriesen
buffer-builder-aeson250.0Serialize Aeson values with Data.BufferBuilder (benchmark, data, library, mit)2015-11-02chadaustin, afriesen
buffon80.0An implementation of Buffon machines. (bsd2, library, math)2015-11-21DerekElkins
bug270.0Better alternatives to the "error" function (development, error-handling, library, mit)2017-04-08HerbertValerioRiedel, NikitaVolkov
bugzilla460.0A Haskell interface to the Bugzilla native REST API (bsd3, library, web)2014-06-26swift, sethfowler
buildable270.0Typeclass for builders of linear data structures (data, library, mit)2015-03-10IvanMiljenovic
buildbox2610.0Rehackable components for writing buildbots and test harnesses. (bsd3, development, library, testing)2017-06-12BenLippmeier
buildwrapper3170.0A library and an executable that provide an easy API for a Haskell IDE (bsd3, development, library, program)2015-01-26JeanPhilippeMoresmau
bullet370.0A wrapper for the Bullet physics engine. (bsd3, library, physics)2014-11-08CsabaHruska
bunz670.0CLI tool to beautify JSON string. (cli, json, library, mit, program)2017-12-16sendyhalim
burst-detection80.0Burst detection algorithms (benchmark, gpl, library, math)2013-11-08AlexanderVershilov
bus-pirate780.0Haskell interface to the Bus Pirate binary interface (bsd3, library, system)2016-04-13BenGamari
buster1050.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-06-23JeffersonHeard
buster-gtk130.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-18JeffersonHeard
buster-network220.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-18JeffersonHeard
butcher780.0Chops a command or program invocation into digestable pieces. (bsd3, library, ui)2018-02-12lspitzner
butterflies160.0butterfly tilings (gpl, graphics, library, program)2015-12-22ClaudeHeilandAllen
bv720.0Bit-vector arithmetic library (bit-vectors, bsd3, data, library)2016-06-05IagoAbal
byline640.0Library for creating command-line interfaces (colors, menus, etc.) (bsd2, library, system, user-interfaces)2017-12-01PeterJones
bytable1060.0data from/to ByteString (bsd3, codec, library)2014-07-01YoshikuniJujo
byteable1210.0Type class for sequence of bytes (bsd3, data, library)2013-06-28VincentHanquez
bytearray-parsing140.0Parsing of bytearray-based data (library, mit, parsing)2017-11-06NikitaVolkov
bytedump370.0Flexible byte dump helpers for human readers. (bsd3, debug, library)2012-09-06VincentHanquez
byteorder2160.0Exposes the native endianness or byte ordering of the system. (bsd3, library, system)2013-04-24AntoineLatter
bytes3822.0Sharing code for serialization between binary and cereal (bsd3, data, library, serialization)2017-04-27EdwardKmett, EricMertens, ryanglscott
byteset260.0Set of bytes. (bsd3, data, library)2015-07-07DanielDiaz
bytestring6182.75Fast, compact, strict and lazy byte strings with a list interface (bsd3, data, library)2017-07-25DonaldStewart, DuncanCoutts, HerbertValerioRiedel, IanLynagh
bytestring-arbitrary462.0Arbitrary instances for ByteStrings (benchmark, bsd3, data, library)2016-12-06tsuraan
bytestring-builder2600.0The new bytestring builder, packaged outside of GHC (bsd3, data, library)2016-05-16LeonSmith
bytestring-class (deprecated)130.0Classes for automatic conversion to and from strict and lazy bytestrings. (deprecated) (bsd3, data, deprecated, library)2014-03-21MichaelSnoyman
bytestring-conversion980.0Type-classes to convert values to and from ByteString. (benchmark, data, library, mpl)2015-07-07ToralfWittner
bytestring-csv320.0Parse CSV formatted data efficiently (bsd3, data, library)2008-07-21DonaldStewart
bytestring-delta150.0Simple, fast binary diff/patch (data, library, mit)2012-02-22JoeyAdams
bytestring-encodings220.0checks to see if a given bytestring adheres to a certain encoding (data, library, mit)2018-02-10chessai
bytestring-from (deprecated in favor of bytestring-conversion)330.0A type-class to convert values from ByteString. (data, deprecated, library)2014-05-23ToralfWittner
bytestring-handle780.0ByteString-backed Handles (bsd3, library, system)2017-11-30GaneshSittampalam
bytestring-lexing1870.0Parse and produce literals efficiently from strict or lazy bytestrings. (bsd2, data, library)2015-06-07DonaldStewart, WrenThornton
bytestring-mmap590.0mmap support for strict ByteStrings (bsd3, library, system)2011-04-29DonaldStewart
bytestring-nums930.0Parse numeric literals from ByteStrings. (bsd3, library, text)2012-11-23JasonDusek
bytestring-plain240.0Plain byte strings ('ForeignPtr'-less 'ByteString's) (bsd3, data, library)2015-09-07HerbertValerioRiedel
bytestring-progress990.0A library for tracking the consumption of a lazy ByteString (bsd3, control, library)2018-01-02AdamWick
bytestring-read400.0fast ByteString to number converting library (benchmark, data, library, mit)2015-06-15HirotomoMoriwaki
bytestring-rematch100.0Rematch support for ByteString (control, library, mit)2013-05-19TomCrayford
bytestring-short190.0Backport copy of ShortByteString (bsd3, library, text)2016-02-05KeiHibino
bytestring-show1520.0Efficient conversion of values into readable byte strings. (bsd3, library, text)2014-03-31DanDoel
bytestring-strict-builder600.0An efficient strict bytestring builder (benchmark, builders, bytestring, library, mit, serialization, text)2017-04-13NikitaVolkov
bytestring-time (deprecated in favor of text-time)60.0Library for Time parsing from ByteString (bsd3, data, deprecated, library)2016-12-13klangner
bytestring-tree-builder1240.0A very efficient ByteString builder implementation based on the binary tree (benchmark, bytestring, library, mit)2016-08-23NikitaVolkov
bytestring-trie1452.25An efficient finite map from (byte)strings to values. (bsd3, data, data-structures, library)2015-04-05WrenThornton
bytestring-typenats70.0Bytestrings with typenat lengths (benchmark, bsd3, data, library)2017-01-26tsuraan
bytestringparser290.0Combinator parsing with Data.ByteString.Lazy (bsd3, library, parsing, text)2008-01-27BryanOSullivan
bytestringparser-temporary410.0Combinator parsing with Data.ByteString.Lazy (bsd3, library, parsing, text)2009-09-15JasonDusek
bytestringreadp140.0A ReadP style parser library for ByteString (bsd3, library, text)2007-12-13GracjanPolak
byteunits570.0Human friendly conversion between byte units (KB, MB, GB...) (bsd3, library)2017-12-18chrissound
bzlib1330.0Compression and decompression in the bzip2 format (bsd3, codec, library)2015-01-25DuncanCoutts
bzlib-conduit1210.0Streaming compression/decompression via conduits. (bsd3, codec, library)2018-02-04HideyukiTanaka, MichaelSnoyman
c-dsl280.0A higher level DSL on top of language-c (language, library, mit)2014-05-07jozefg
c-io100.0C IO. (bsd3, library, system)2008-10-28MattMorrow
c-mosquitto930.0Simpe mosquito MQTT binding able to work with the Amazons IoT (bsd3, library, program)2018-02-16tolysz
c-storable-deriving380.0Generate C-like storable instances from datatypes (bsd3, foreign, library)2015-12-29MatthewMaurer
c0parser210.0Simple C0 Parser (gpl, language, library)2013-01-04DanielSeidel, JanisVoigtlaender
c10k470.0C10k server library using prefork (bsd3, library, network)2011-08-31KazuYamamoto
c2ats92.0Translate C code into ATS (gpl, language, library, program)2016-09-17KiwamuOkabe
c2hs-extra140.0Convenient marshallers for complicate C types. (development, foreign, library, mit)2017-10-22sighingnow
c2hsc1020.0Convert C API header files to .hsc and .hsc.helper.c files (bsd3, development, library, program)2017-12-09JohnWiegley
cab2910.0A maintenance command of Haskell cabal packages (bsd3, distribution, library, program)2017-04-24KazuYamamoto
cabal (deprecated in favor of Cabal)140.0placeholder for Cabal package, you want the upper case Cabal (bsd2, deprecated, development, library)2016-08-11CarterSchonwald, DuncanCoutts, HerbertValerioRiedel
cabal-bounds3832.0A command line program for managing the bounds/versions of the dependencies in a cabal file. (bsd3, development, library, program, utils)2017-12-31DanielTrstenjak
cabal-cargs1680.0A command line program for extracting compiler arguments from a cabal file. (bsd3, development, library, program, utils)2017-12-24DanielTrstenjak
cabal-debian5770.0Create a Debianization for a Cabal package (bsd3, debian, distribution, library, program, system)2018-02-13DavidFox
cabal-doctest4802.0A Setup.hs helper for doctests running (bsd3, distribution, library)2018-01-28phadej, ryanglscott
cabal-file-th610.0Template Haskell expressions for reading fields from a project's cabal file. (bsd3, development, library)2016-11-30NickPartridge, SimonMichael
cabal-ghc-dynflags170.0Conveniently configure GHC's dynamic flags for use with Cabal projects (bsd3, development, library)2015-08-14BenGamari
cabal-ghci (deprecated in favor of cabal-install)400.0Set up ghci with options taken from a .cabal file (bsd3, deprecated, development, library, program)2013-08-09EtienneLaurin
cabal-helper5190.0Simple interface to some of Cabal's configuration state, mainly used by ghc-mod (agpl, distribution, library, program)2018-02-09DanielG
cabal-info140.0Read information from cabal files (development, library, mit, program)2017-05-14barrucadu
cabal-lenses1370.0Lenses and traversals for the Cabal library. (bsd3, development, library, utils)2017-12-31DanielTrstenjak
cabal-macosx1282.25Cabal support for creating Mac OSX application bundles. (bsd3, distribution, library, program)2017-08-07EricKow, dfrancesconi
cabal-meta1020.0build multiple packages at once (bsd3, development, library, program)2015-03-26GregWeber
cabal-plan410.0Library and utiltity for processing cabal's plan.json file (development, gpl, library)2018-01-07HerbertValerioRiedel
cabal-query80.0Helpers for quering .cabal files or hackageDB's 00-index.tar (bsd3, library, system)2009-08-09MaxDesyatov
cabal-scripts170.0Shell scripts for support of Cabal maintenance (bsd3, development, library)2015-04-08HenningThielemann
cabal-test-bin520.0A program for finding temporary build file during cabal-test. (bsd3, library, program, testing)2015-02-03junjihashimoto
cabal-test-compat (deprecated)180.0Compatibility interface of cabal test-suite. (bsd3, deprecated, library, testing)2015-01-02KeiHibino
cabal-test-quickcheck800.0QuickCheck for Cabal (library, mit, testing)2017-08-03TimothyJones
cabal-toolkit630.0Helper functions for writing custom Setup.hs scripts. (bsd3, distribution, library)2018-02-06terrorjack
cabal2ebuild450.0make gentoo's .ebuild file from .cabal file (bsd3, distribution, library, program)2014-04-01YoshikuniJujo
cabal2nix7740.0Convert Cabal files into Nix build instructions. (bsd3, distribution, library, nix, program)2018-02-15PeterSimons
cabal2spec480.0Convert Cabal files into rpm spec files (distribution, gpl, library, program)2018-01-25PeterSimons, YaakovNemoy
cabalQuery170.0A simple tool to query cabal files. (bsd3, development, library, program)2015-05-01RoganCreswick
cabalg1010.0alias for cabal install from given git repo (library, mit, program, unclassified)2014-09-19DmitryMalikov
cabalmdvrpm100.0Create mandriva rpm from cabal package (distribution, gpl, library, program)2007-03-27OlivierThauvin
cabalrpmdeps160.0Autogenerate rpm dependencies from cabal files (distribution, gpl, library, program)2008-12-04OlivierThauvin
cabocha70.0 (bsd3, library, natural-language-processing)2015-04-23MiyazawaAkira
cache290.0An in-memory key/value store with expiration support (bsd3, cache, data, library)2017-12-27hverr
cached-io230.0A simple library to cache a single IO action with timeout (apache, development, library, program)2017-01-23pjrt, taphu, potomak, glasserc, mhova
cached-traversable170.0Transparent, persistent caching of lazy, traversable structures (bsd3, data, library)2014-10-07ThomasTuegel
cacophony952.0A library implementing the Noise protocol. (benchmark, cryptography, library, public-domain)2017-06-22jgalt
caf250.0A library of Concurrency Abstractions using Futures. (bsd3, concurrency, library)2009-03-26MartinaWillig
cafeteria-prelude150.0Prelude subsets—take only what you want! (library, mit, prelude)2015-02-14scottflesichman, scottfleischman
caffegraph222.0 (bsd3, library, math)2015-02-17ajtulloch
cairo5462.0Binding to the Cairo library. (bsd3, graphics, library)2017-11-26AndyStewart, AxelSimon, DanielWagner, DuncanCoutts, HamishMackenzie
cairo-canvas120.0Simpler drawing API for Cairo. (graphics, library, mit)2017-08-13apirogov
cake710.0A build-system library and driver (development, gpl, library, program)2014-10-13JeanPhilippeBernardy
cake3880.0Third cake the Makefile EDSL (bsd3, development, library, program)2016-10-26SergeyMironov
cal3d50.0Haskell binding to the Cal3D animation library. (animation, graphics, lgpl, library)2009-06-27GregoryWeber
cal3d-opengl160.0OpenGL rendering for the Cal3D animation library (animation, graphics, lgpl, library)2009-06-27GregoryWeber
caldims90.0Calculation tool and library supporting units (gpl, library, math, program)2008-11-05RickKaudewitz
call1200.0The call game engine (bsd3, game, library)2015-03-21FumiakiKinoshita
call-haskell-from-anything360.0Call Haskell functions from other languages via serialization and dynamic libraries (library, mit, network, program)2017-08-04NiklasHambuechen
call-stack1350.0Use GHC call-stacks in a backward compatible way (data, library, mit)2016-10-03SimonHengel
camfort960.0CamFort - Cambridge Fortran infrastructure (apache, language, library, program)2017-07-26DominicOrchard, madgen
campfire260.0Haskell implementation of the Campfire API (bsd3, library, web)2012-06-11MichaelXavier
canon280.0Massive Number Arithmetic (library, math, mit)2018-02-20grandpascorpion
canonical-filepath310.0Abstract data type for canonical file paths. (bsd3, library, system)2014-02-15ThomasSchilling
canteven-config140.0A pattern for configuring programs. (apache, library, unclassified)2015-06-22pjrt, taphu, potomak, glasserc, mhova
canteven-http510.0Utilities for HTTP programming. (library, mit, unclassified)2017-09-12taphu, potomak, glasserc
canteven-listen-http300.0data types to describe HTTP services (apache, development, library)2017-08-29pjrt, taphu, potomak, glasserc, mhova
canteven-log780.0A canteven way of setting up logging for your program. (apache, development, library)2018-02-02pjrt, taphu, potomak, glasserc, mhova
canteven-parsedate70.0Date / time parsing utilities that try to guess the date / time format. (apache, library, unclassified)2016-08-18taphu
canteven-template90.0A few utilites and helpers for using Template Haskell in your projects. (apache, library, web)2015-12-15pjrt, taphu, potomak, glasserc, mhova
capataz700.0OTP-like supervision trees in Haskell (concurrency, control, library, mit)2018-02-07RomanGonzalez
capped-list (deprecated in favor of enumerator)310.0A list-like type for lazy sequences, with a user-defined termination value. (bsd3, data, deprecated, library)2010-01-09JohnMillikin
caramia1050.0High-level OpenGL bindings (graphics, library, mit)2015-05-09Adeon
carbonara70.0some spaghetti code (bsd3, library, system)2017-03-10szehk
carray1430.0A C-compatible array library. (benchmark, bsd3, data, library)2017-07-18HenningThielemann, JedBrown
cartel1300.0Specify Cabal files in Haskell (bsd3, distribution, library, program)2016-06-30OmariNorman
casa-abbreviations-and-acronyms60.0CASA Abbreviations and Acronyms (aviation, library)2016-03-04TonyMorris
casadi-bindings3290.0mid-level bindings to CasADi (lgpl, library, math, numerical)2017-02-07GregHorn
casadi-bindings-control (deprecated in favor of casadi-bindings-core)60.0low level bindings to casadi-control (deprecated, lgpl, library, math, numerical)2014-08-21GregHorn
casadi-bindings-core1240.0autogenerated low level bindings to casadi (lgpl, library, math, numerical)2016-11-16GregHorn
casadi-bindings-internal700.0low level bindings to CasADi (lgpl, library, math, numerical)2016-11-16GregHorn
casadi-bindings-ipopt-interface (deprecated in favor of casadi-bindings-core)260.0low level bindings to casadi-ipopt_interface (deprecated, lgpl, library, math, numerical)2014-05-27GregHorn
casadi-bindings-snopt-interface (deprecated in favor of casadi-bindings-core)140.0low level bindings to casadi-snopt_interface (deprecated, lgpl, library, math, numerical)2014-05-27GregHorn
cascading (deprecated in favor of clay)90.0DSL for HTML CSS (Cascading Style Sheets) (bsd3, deprecated, library, web)2013-06-20ErtugrulSoeylemez, esz
case-conversion200.0Convert between different cases (bsd3, library, program, text)2017-01-15AlanHawkins
case-insensitive5280.0Case insensitive string comparison (bsd3, data, library, text)2017-05-27BasVanDijk
case-insensitive-match180.0A simplified, faster way to do case-insensitive matching. (benchmark, bsd3, library, program, text)2016-08-04mikehat
cased170.0Track string casing in its type (library, mit, text)2015-06-15WilliamCasarin
cases680.0A converter for spinal, snake and camel cases (benchmark, library, mit, text)2017-02-08NikitaVolkov
cash190.0the Computer Algebra SHell (bsd3, computer-algebra, library, math)2012-03-26ChrisBrown
casing510.0Convert between various source code casing conventions (library, mit, text)2017-03-30TobiasDammers
casr-logbook1470.0CASR 61.345 Pilot Personal Logbook (aviation, library)2017-04-26TonyMorris
casr-logbook-html250.0CASR 61.345 Pilot Personal Logbook HTML output (aviation, library)2016-10-30TonyMorris
casr-logbook-meta260.0Meta-information about entries in a CASR 61.345 logbook (casr-logbook) (aviation, library)2016-08-24TonyMorris
casr-logbook-meta-html400.0Meta-information about entries in a CASR 61.345 logbook (casr-logbook) HTML output (aviation, library)2016-08-24TonyMorris
casr-logbook-reports160.0CASR 61.345 logbook (casr-logbook) reports. (aviation, library)2016-08-24TonyMorris
casr-logbook-reports-html160.0CASR 61.345 logbook reports HTML output (aviation, library)2016-08-24TonyMorris
casr-logbook-reports-meta300.0Reports on meta-information about entries in a CASR 61.345 logbook (casr-logbook) (aviation, library)2016-08-24TonyMorris
casr-logbook-reports-meta-html260.0HTML output for reports on meta-information about entries in a CASR 61.345 logbook (aviation, library)2016-08-24TonyMorris
casr-logbook-types140.0CASR 61.345 Pilot Personal Logbook (aviation, library)2016-09-08TonyMorris
cassandra-cql842.25Haskell client for Cassandra's CQL protocol (bsd3, database, library)2015-07-30StephenBlackheath, kayceesrk
cassandra-thrift990.0thrift bindings to the cassandra database (database, library)2013-04-21KirkPeterson, OzgunAtaman
cassava4222.5A CSV parsing and encoding library (bsd3, csv, library, text, web)2017-08-12HerbertValerioRiedel, JohanTibell
cassava-conduit1290.0Conduit interface for cassava package (bsd3, data, library)2017-11-10domdere
cassava-embed171.25CSV-file embedding library (bsd3, csv, library, text)2017-09-20typeable
cassava-megaparsec410.0Megaparsec parser of CSV files that plays nicely with Cassava (csv, library, mit, parsing, text, web)2017-07-27jsl, stackbuilders, mrkkrp
cassava-records810.0Auto-generation of records data type. (bsd3, csv, library, text, web)2018-01-23gdevanla
cassava-streams380.0io-streams interface for the cassava CSV library. (bsd3, csv, data, io-streams, library, text)2017-04-14PeterJones
cassette170.0A combinator library for simultaneously defining parsers and pretty printers. (bsd3, library, parsing, text)2012-03-19MathieuBoespflug
cassy750.0A high level driver for the Cassandra datastore (bsd3, database, library)2014-09-02OzgunAtaman
cast322.0Abstact cast pattern (bsd3, library, pattern)2017-07-31ozzzzz
catamorphism960.0A package exposing a helper function for generating catamorphisms. (bsd3, development, library)2018-02-13frerich
catch-fd480.0MonadThrow and MonadCatch, using functional dependencies (bsd3, control, library)2012-10-12AndySonnenburg
categorical-algebra70.0Categorical Monoids and Semirings (bsd3, data, library)2012-03-26JonathanFischoff
categories1580.0Categories (bsd3, control, library)2015-01-06EdwardKmett
category510.0Categorical types and classes (bsd3, control, library, math)2018-01-05MatthewFarkasDyck
category-extras1510.0A meta-package documenting various packages inspired by category theory (bsd3, comonads, control, library, monads)2012-04-06DanDoel, DanielWagner, EdwardKmett, RussellOConnor
category-printf340.0Highbrow approach to type-safe printf format specifications. (bsd3, library, text)2016-05-08CaleGibbard
category-traced160.0Traced monoidal categories (bsd3, library, math)2016-02-24MatthewFarkasDyck
cautious-file630.0Ways 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
cayley-client1870.0A Haskell client for the Cayley graph database (bsd3, database, library)2018-02-11MichelBoucey
cayley-dickson830.0Complex numbers, quaternions, octonions, sedenions, etc. (algebra, library, math, mit)2015-11-30lmj
cborg432.5Concise Binary Object Representation (bsd3, codec, library)2017-11-30AustinSeipp, BenGamari, DuncanCoutts, HerbertValerioRiedel
cborg-json240.0A library for encoding JSON as CBOR (bsd3, codec, library)2017-11-30BenGamari
cci60.0Bindings for the CCI networking library (bsd3, library, network)2013-11-05FacundoDominguez
ccnx140.0A Haskell implementation of the CCNx network protocol. (bsd3, library, network)2010-08-24TomHawkins
cctools-workqueue190.0High-level interface to CCTools' WorkQueue library (distributed-computing, gpl, library)2013-01-02BadiAbdulWahid
cedict530.0Convenient Chinese phrase & character lookup. (gpl, library, program, text)2008-07-30JasonDusek
cef400.0CEF log format (bsd3, library, system)2016-05-08utdemir
cef3-raw70.0Raw CEF3 bindings (bsd3, ffi, library)2017-04-15MaksymilianOwsianny
cef3-simple70.0Simple wrapper around cef3-raw (bsd3, ffi, library)2017-04-15MaksymilianOwsianny
ceilometer-common150.0Common Haskell types and encoding for OpenStack Ceilometer (bsd3, development, library)2015-03-26fractalcat
cellrenderer-cairo130.0Cairo-based CellRenderer (bsd3, graphics, library)2013-05-13JohnLato
celtchar360.0A tool to build a novel (library, mit, program, text)2017-12-21lethom
cerberus (deprecated)70.0Protect and control API access with cerberus (bsd3, deprecated, development, library, program)2015-12-17yogsototh
cereal6022.0A binary serialization library (bsd3, data, library, parsing)2018-01-23EricMertens, ThomasDuBuisson, TrevorElliott
cereal-conduit2000.0Turn Data.Serialize Gets and Puts into Sources, Sinks, and Conduits (bsd3, conduit, library)2018-02-01MichaelSnoyman, MylesMaxfield
cereal-derive140.0Automatic deriving of Serialize using GHC.Generics (data, gpl, library)2011-11-06JaredHance
cereal-enumerator370.0Deserialize things with cereal and enumerator (library, public-domain, text)2011-10-07PatrickPalka
cereal-ieee754 (deprecated in favor of cereal)60.0Floating point support for the 'cereal' serialization library (bsd3, data, deprecated, library, parsing)2011-08-31JacobStanley
cereal-io-streams70.0io-streams support for the cereal binary serialization library (benchmark, bsd3, data, io-streams, library, parsing)2016-07-08MichaelXavier
cereal-plus660.0An extended serialization library on top of "cereal" (library, mit, serialization)2016-09-03NikitaVolkov
cereal-streams (deprecated in favor of wire-streams)90.0Use cereal to encode/decode io-streams. (benchmark, bsd3, data, deprecated, io-streams, library, parsing)2016-07-09winterland
cereal-text690.0Data.Text instances for the cereal serialization library (apache, data, library)2016-06-01ulikoehler
cereal-time220.0Serialize instances for types from `time` package. (bsd3, data, library)2017-11-06zohl
cereal-vector910.0Serialize instances for Data.Vector types. (bsd3, data, library)2014-02-16AdamFoltzer
certificate (deprecated in favor of x509)3210.0Certificates and Key Reader/Writer (bsd3, data, deprecated, library)2013-10-07VincentHanquez
cf402.0Exact real arithmetic using continued fractions (library, math, mit)2015-09-03mvr
cflp1630.0Constraint Functional-Logic Programming in Haskell (bsd3, control, library)2009-06-04SebastianFischer
cgen440.0generates Haskell bindings and C wrappers for C++ libraries (bsd3, development, library, program)2012-06-16AnttiSalonen
cgi3040.0A library for writing CGI programs (bsd3, library, network)2016-11-15AndersKaseorg, BjornBringert, IanLynagh, MaxBolingbroke, cheecheeo
cgi-undecidable80.0Undecidable instances for the cgi package. (bsd3, library, unclassified)2007-02-11BjornBringert
cgi-utils270.0Simple modular utilities for CGI/FastCGI (sessions, etc.) (bsd3, cgi, library, web)2011-03-29
chain-codes210.0Library decoding chain codes from images (data, gpl, library)2014-03-16MateuszKowalczyk
chalk200.0Terminal string styling. (library, mit, system)2016-09-14cattheory
chalkboard290.0Combinators for building and processing 2D images. (bsd3, graphics, library)2009-12-02AndyGill
chalkboard-viewer80.0OpenGL based viewer for chalkboard rendered images. (bsd3, graphics, library)2009-04-24AndyGill
chalmers-lava2000990.0Hardware description EDSL (bsd3, hardware, language, library)2016-05-19EmilAxelsson
chan580.0Some extra kit for Chans (bsd3, library, web)2018-01-28athanclark
chan-split430.0Concurrent Chans as read/write pairs. Also provides generic Chan pair class. (bsd3, concurrency, library)2012-10-27BrandonSimmons
change-monger60.0Parse VCS changelogs into ChangeLogs (bsd3, development, library, program, text)2008-05-15GwernBranwen
charade272.0Rapid prototyping websites with Snap and Heist (bsd3, library, program, web)2014-11-07DougBeardsley
charset2830.0Fast unicode character sets based on complemented PATRICIA tries (bsd3, data, library)2015-04-01EdwardKmett
charsetdetect220.0Character set detection using Mozilla's Universal Character Set Detector (lgpl, library, text)2017-04-03MaxBolingbroke
charsetdetect-ae710.0Character set detection using Mozilla's Universal Character Set Detector (lgpl, library, text)2017-08-28Artyom
chart-histogram (deprecated in favor of Chart)660.0Easily render histograms with Chart (bsd3, deprecated, graphics, library)2016-04-13BenGamari
chart-unit1640.0Native haskell charts. (bsd3, charts, library, program)2018-02-18tonyday567
chaselev-deque660.0Chase & Lev work-stealing lock-free double-ended queues (deques). (bsd3, concurrent, data, library)2015-03-08BrandonSimmons, RyanNewton, peter_fogg
chatter2012.0A library of simple NLP algorithms. (bsd3, library, natural-language-processing, program)2017-03-29RoganCreswick
chatty1720.0Some monad transformers and typeclasses for abstraction of global dependencies. (agpl, library, text)2017-03-01implementation
chatty-text350.0Provides some classes and types for dealing with text, using the fundaments of Chatty. (agpl, library, text)2016-04-05implementation
chatty-utils570.0Some utilities every serious chatty-based application may need. (agpl, data, library)2017-03-01implementation
chatwork1110.0The ChatWork API in Haskell (library, mit, program, web)2018-01-24matsubara0507
cheapskate1990.0Experimental markdown processor. (bsd3, library, program, text)2017-08-01JohnMacFarlane
cheapskate-highlight150.0Code highlighting for cheapskate (bsd3, library, text)2016-03-14Artyom
cheapskate-lucid170.0Use cheapskate with Lucid (bsd3, library, web)2016-03-15Artyom
cheapskate-terminal80.0Initial project template from stack (bsd3, library, program, web)2016-01-18yamadapc
check-email330.0Confirm whether an email is valid and probably existant. (bsd3, library, network)2017-03-01ChrisDone, qoelet
checked160.0Bounds-checking integer types. (bsd3, data, library)2010-09-18AntoineLatter
checkers2862.0Check properties on standard classes and data structures. (bsd3, library, testing)2017-11-03ConalElliott
checkmate720.0Generate checklists relevant to a given patch (agpl, development, library, program)2017-11-03hongminhee
chell1510.0A simple and intuitive library for automated testing. (library, mit, testing)2017-12-12JohnMillikin
chell-hunit340.0HUnit support for the Chell testing library (library, mit, testing)2014-05-18JohnMillikin
chell-quickcheck850.0QuickCheck support for the Chell testing library (library, mit, testing)2017-12-12JohnMillikin
chesshs270.0Simple 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
choice550.0A solution to boolean blindness. (data, library, public-domain)2017-08-16MathieuBoespflug
choose100.0Choose random elements from a stream. (apache, library, random)2016-10-16chris_martin
choose-exe130.0Command-line program to choose random element from a stream. (apache, application, library, program)2016-10-16chris_martin
chorale722.25A module containing basic functions that the prelude does not offer (library, mit, prelude)2017-07-08FranzBenjaminMocnik
chorale-geo292.0A module containing basic geo functions (library, mit, prelude)2016-06-05FranzBenjaminMocnik
chp1692.0An implementation of concurrency ideas from Communicating Sequential Processes (bsd3, concurrency, library)2014-04-25NeilBrown
chp-mtl90.0MTL class instances for the CHP library (bsd3, concurrency, library)2010-05-03NeilBrown
chp-plus590.0A set of high-level concurrency utilities built on Communicating Haskell Processes (bsd3, concurrency, library)2014-04-25NeilBrown
chp-spec100.0A mirror implementation of chp that generates a specification of the program (bsd3, concurrency, library)2010-05-03NeilBrown
chp-transformers60.0Transformers instances for the CHP library (bsd3, concurrency, library)2010-05-03NeilBrown
chr-core210.0Constraint Handling Rules (bsd3, control, library)2018-01-07AtzeDijkstra
chr-data150.0Datatypes required for chr library (bsd3, development, library)2017-12-28AtzeDijkstra
chr-lang170.0AST + surface language around chr (bsd3, development, library, program)2018-01-07AtzeDijkstra
chr-parse120.0Parsing for chr library (bsd3, development, library)2017-12-28AtzeDijkstra
chr-pretty120.0Pretty printing for chr library (bsd3, development, library)2017-12-28AtzeDijkstra
chronograph220.0measure timings of data evaluation (bsd3, library, testing)2014-01-02JohnLato
chronologique200.0Time to manipulate time (bsd3, library, text)2017-10-27AndrewCowie
chronos490.0A performant time library (bsd3, library, web)2017-12-15andrewthad
chu2680.0FFI for Chu2 Agda Web Server Interface (bsd3, library, web)2012-11-20JinjingWang
chuchu1060.0Behaviour Driven Development like Cucumber for Haskell (library, test)2014-04-06FelipeLessa, MarcoSilva
chunked-data1630.0Typeclasses for dealing with various chunked data representations (data, library, mit)2018-01-15MichaelSnoyman
chunks140.0Simple template library with static safety (lgpl, library, text)2007-04-18MatthewSackman
chunky (deprecated)110.0Human-readable storage of text/binary objects. (codec, deprecated, lgpl, library, program)2014-12-03PhilippHausmann
church-list (deprecated)160.0Removed; please see fmlist. (deprecated, library, mit, system)2014-05-03JohnWiegley
church-pair170.0Church encoded pair (bsd3, data, library)2017-07-07mat8913
cielo110.0Cielo API v3 Bindings for Haskell (agpl, library, web)2016-11-17yamadapc
cil380.0An interface to CIL. (bsd3, language, library)2010-11-10TomHawkins
cinvoke80.0A binding to cinvoke. (bsd3, foreign, library)2011-03-05RemiTurk
cio (deprecated)80.0A monad for concurrent IO on a thread pool (concurrency, deprecated, library, mit)2014-02-07NikitaVolkov
cipher-aes (deprecated in favor of cryptonite)2910.0Fast AES cipher implementation with advanced mode of operations (benchmark, bsd3, cryptography, deprecated, library)2015-06-21VincentHanquez
cipher-aes1282140.0AES and common modes using AES-NI when available. (benchmark, bsd3, cryptography, library)2016-08-31ThomasDuBuisson
cipher-blowfish (deprecated in favor of cryptonite)400.0Blowfish cipher (benchmark, bsd3, cryptography, deprecated, library)2013-10-08VincentHanquez
cipher-camellia280.0Camellia block cipher primitives (benchmark, bsd3, cryptography, library)2013-10-08VincentHanquez
cipher-des880.0DES and 3DES primitives (benchmark, bsd3, cryptography, library)2013-10-24VincentHanquez
cipher-rc4 (deprecated in favor of cryptonite)930.0Fast RC4 cipher implementation (benchmark, bsd3, cryptography, deprecated, library)2013-10-08VincentHanquez
cipher-rc5270.0Pure RC5 implementation (bsd3, cryptography, library)2016-03-19FinnEspenGundersen
ciphersaber2420.0Implementation of CipherSaber2 RC4 cryptography. (data, library, mit, program)2015-12-16BartonMassey
circ360.0A Compiler IR Compiler. (bsd3, compiler, language, library)2012-08-01TomHawkins
circle-packing1122.0Simple heuristic for packing discs of varying radii in a circle (bsd3, library, optimisation)2017-06-20JoachimBreitner
circlehs102.0The CircleCI REST API for Haskell (api, library, mit, web)2016-04-28dshevchenko
cirru-parser80.0Cirru Parser in Haskell (library, mit, text)2015-05-10jiyinyiyong
cisco-spark-api170.0A Haskell bindings for Cisco Spark API (library, mit, program, web)2017-10-08nshimaza
citation-resolve1160.0convert document IDs such as DOI, ISBN, arXiv ID to bibliographic reference. (bsd3, library, text)2014-10-02TakayukiMuranushi
citeproc-hs1090.0A Citation Style Language implementation in Haskell (bsd3, library, text)2015-03-17AndreaRossato
cityhash550.0Bindings to CityHash (codec, library, mit)2012-02-09AustinSeipp
cj-token130.0A new Haskeleton package. (library, other, program)2017-05-05marnold
cjk230.0Data about Chinese, Japanese and Korean characters and languages (bsd3, library, text)2013-02-05MaxBolingbroke
clafer1150.0Compiles Clafer models to other formats: Alloy, JavaScript, JSON, HTML, Dot. (library, mit, model, program)2017-03-13mantkiew
claferIG1190.0claferIG is an interactive tool that generates instances of Clafer models. (library, mit, model, program)2017-03-13mantkiew
claferwiki1260.0A wiki-based IDE for literate modeling with Clafer (library, mit, wiki)2017-03-13mantkiew
clang-compilation-database140.0JSON Compilation Database Format encoding and decoding (language, library, mit)2017-10-16AlekseyKliger
clang-pure530.0Pure C++ code analysis with libclang (apache, language, library)2016-11-14PatrickChilton
clarifai350.0API Client for the Clarifai API. (library, mit, network)2015-12-31jcanero
clash (deprecated in favor of clash-ghc)1130.0CAES Language for Synchronous Hardware (CLaSH) (bsd3, deprecated, hardware, language, library)2011-12-02ChristiaanBaaij
clash-ghc4280.0CAES Language for Synchronous Hardware (bsd2, hardware, library, program)2017-04-25ChristiaanBaaij
clash-lib4030.0CAES Language for Synchronous Hardware - As a Library (bsd2, hardware, library)2017-04-11ChristiaanBaaij
clash-multisignal210.0 (bsd3, hardware, library)2017-07-05ralu
clash-prelude2932.0CAES Language for Synchronous Hardware - Prelude library (bsd2, hardware, library)2017-04-25ChristiaanBaaij
clash-prelude-quickcheck230.0QuickCheck instances for various types in the CλaSH Prelude (hardware, library, testing)2015-05-10JohnEricson
clash-systemverilog2230.0CAES Language for Synchronous Hardware - SystemVerilog backend (bsd2, hardware, library)2017-04-25ChristiaanBaaij
clash-verilog1700.0CAES Language for Synchronous Hardware - Verilog backend (bsd2, hardware, library)2017-04-25ChristiaanBaaij
clash-vhdl2740.0CAES Language for Synchronous Hardware - VHDL backend (bsd2, hardware, library)2017-04-25ChristiaanBaaij
classify1010.0Library for classification of media files. (data, library, public-domain)2013-11-06DavidHimmelstrup
classy-influxdb-simple460.0Super simple InfluxDB package in Classy-MTL style (bsd3, database, library)2017-02-23schalmers
classy-parallel60.0Fork of the monad-parallel package using monad-control (control, gpl, library)2012-07-31SamAnklesaria
classy-prelude5800.0A typeclass-based Prelude. (control, library, mit, prelude)2018-02-02GregWeber, MichaelSnoyman
classy-prelude-conduit3990.0classy-prelude together with conduit functions (control, library, mit, prelude)2018-02-02GregWeber, MichaelSnoyman
classy-prelude-yesod3320.0Provide a classy prelude including common Yesod functionality. (control, library, mit, yesod)2018-02-02GregWeber, MichaelSnoyman
classyplate570.0Fuseable type-class based generics (bsd3, data, library)2017-12-04lazac
clay1630.0CSS preprocessor as embedded Haskell. (bsd3, graphics, library, web)2017-06-17SebastiaanVisser, seanparsons
clckwrks3570.0A secure, reliable content management system (CMS) and blogging platform (bsd3, clckwrks, library)2018-02-02JeremyShaw
clckwrks-plugin-bugs1110.0bug tracking plugin for clckwrks (bsd3, clckwrks, library)2014-08-20JeremyShaw
clckwrks-plugin-ircbot1320.0ircbot plugin for clckwrks (bsd3, clckwrks, library)2017-07-21JeremyShaw
clckwrks-plugin-mailinglist70.0mailing list plugin for clckwrks (bsd3, clckwrks, library)2017-07-21JeremyShaw
clckwrks-plugin-media1580.0media plugin for clckwrks (bsd3, clckwrks, library)2017-07-21JeremyShaw
clckwrks-plugin-page2630.0support for CMS/Blogging in clckwrks (bsd3, clckwrks, library)2018-02-05JeremyShaw
clckwrks-theme-bootstrap1020.0simple bootstrap based template for clckwrks (bsd3, clckwrks, library)2016-12-19JeremyShaw
clckwrks-theme-clckwrks840.0simple bootstrap based template for clckwrks (bsd3, clckwrks, library)2016-10-07JeremyShaw
clckwrks-theme-geo-bootstrap130.0geo bootstrap based template for clckwrks (bsd3, clckwrks, library)2013-04-02JeremyShaw
cld2120.0Haskell bindings to Google's Compact Language Detector 2 (apache, library, text)2014-09-20dfranke
clean-unions (deprecated in favor of extensible)310.0Open unions without need for Typeable (bsd3, data, deprecated, library)2014-10-13FumiakiKinoshita
clevercss720.0A CSS preprocessor (bsd3, library, program, text)2011-01-06GeorgBrandl
cli640.0Command Line Interface (bsd3, cli, library)2016-02-16VincentHanquez, nicolasdp
cli-builder80.0Simple project template from stack (library, mit, tool)2016-11-09mizunashi_mana
cli-setup910.0Helper setup scripts for packaging command-line tools. (bsd3, command-line-tools, development, library)2018-02-02vmchale
clientsession3800.0Securely store session data in a client-side cookie. (library, mit, program, web)2016-07-07FelipeLessa, MichaelSnoyman
clif90.0A Clifford algebra number type for Haskell (algebra, benchmark, library, math, mit)2017-01-23maaleske
clifford1120.0A Clifford algebra library (benchmark, bsd3, library, math, numerical, program)2014-03-29spacekitteh
clingo100.0Haskell bindings to the Clingo ASP solver (asp, ffi, library, logic-programming, mit, symbolic-computation)2017-08-18tsahyt
clippard160.0A simple Haskell library for copying text to the clipboard in a cross-platform way. (library, mit, system)2012-11-15AnthonyGrimes
clipper80.0Haskell API to clipper (2d polygon union/intersection/xor/clipping API) (algebra, bsd3, library)2011-08-08ChetanTaralekar
clippings340.0A parser/generator for Kindle-format clipping files (`My Clippings.txt`), (library, mit, program, text)2015-08-27vi
clist290.0Counted list (data, library)2017-12-14MatthewFarkasDyck
clit1850.0Post tweets from stdin (bsd3, library, program, web)2017-03-21
clock3182.5High-resolution clock functions: monotonic, realtime, cputime. (bsd3, library, system)2016-04-20CetinSert
clock-extras320.0A couple functions that probably should be in the 'clock' package (bsd3, library, web)2016-10-05JonathanFischoff
clocked320.0timer functionality to clock IO commands (concurrency, lgpl, library)2013-02-28SoenkeHahn
clogparse110.0Parse IRC logs such as the #haskell logs on tunes.org (bsd3, irc, language, library, text)2010-10-02KeeganMcAllister
closed80.0Integers bounded by a closed interval (data, library, mit)2017-12-06cdparks
closure80.0Depth- and breadth-first set closures (library, math, mit)2013-10-21JosephAbrahamson
cloud-haskell230.0The Cloud Haskell Application Platform (bsd3, control, library)2016-07-30FacundoDominguez, TimWatson
cloud-seeder210.0A tool for interacting with AWS CloudFormation (cloud, library)2017-07-26lexi_lambda, marnold
cloudfront-signer70.0CloudFront URL signer (bsd3, library, network)2013-08-24ChrisDornan
cloudi270.0Haskell CloudI API (foreign, library, mit)2017-09-13okeuday
clr-bindings180.0Glue between clr-host and clr-typed (.net, bsd3, clr, ffi, language, library)2017-08-05PepeIborra, TimMatthews
clr-host340.0Hosting the Common Language Runtime (.net, bsd3, clr, ffi, language, library)2017-10-08PepeIborra, TimMatthews
clr-inline270.0Quasiquoters for inline C# and F# (.net, bsd3, clr, ffi, language, library)2017-10-08PepeIborra, TimMatthews
clr-marshal230.0Marshaling for the clr (.net, bsd3, clr, ffi, language, library)2017-08-05PepeIborra, TimMatthews
clr-typed180.0A strongly typed Haskell interface to the CLR type system (.net, bsd3, clr, ffi, language, library)2017-08-05PepeIborra, TimMatthews
clumpiness200.0Calculate the clumpiness of leaf properties in a tree (gpl, library, math)2016-02-09GregorySchwartz
cluss240.0simple alternative to type classes (bsd3, constraints, library, type-system)2014-10-14Kinokkory
clustering832.0High performance clustering algorithms (library, math, mit)2018-01-31kaizhang
clutterhs150.0Bindings to the Clutter animation library (gui, lgpl, library)2009-11-29MatthewArsenault
cmaes670.0CMA-ES wrapper in Haskell (algorithms, library, numerical, optimization)2015-09-10TakayukiMuranushi
cmark3752.0Fast, accurate CommonMark (Markdown) parser and renderer (benchmark, bsd3, library, text)2017-08-02JohnMacFarlane
cmark-gfm2440.0Fast, accurate GitHub Flavored Markdown parser and renderer (benchmark, bsd3, library, text)2017-08-10kivikakk
cmark-highlight220.0Code highlighting for cmark (bsd3, library, text)2016-07-22Artyom
cmark-lucid180.0Use cmark with Lucid (bsd3, library, web)2016-07-22Artyom
cmark-patterns90.0Pattern synonyms for cmark (bsd3, library, parsing, text)2017-08-08Artyom
cmark-sections510.0Represent cmark-parsed Markdown as a tree of sections (bsd3, library, text)2017-09-10Artyom
cmath300.0A binding to the standard C math library (bsd3, library, math)2008-03-15DonaldStewart
cmathml3100.0Data model, parser, serialiser and transformations for Content MathML 3 (bsd3, library, program, xml)2012-04-01AndrewMiller
cmd-item70.0Library to compose and reuse command line fragments (library, mit, system)2015-04-30geraud
cmdargs8392.0Command line argument processing (bsd3, console, library)2018-01-22NeilMitchell
cmdlib810.0a library for command line parsing & online help (bsd3, library, system)2015-05-28PetrRockai
cmdtheline630.0Declarative command-line option parsing and documentation library. (console, library, mit)2013-04-29EliFrey
cml260.0Events 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
cmph100.0low level interface to CMPH (bsd3, data, data-structures, library)2016-04-30MarkWotton
cmu1100.0Unification in a Commutative Monoid (algebra, gpl, library, program)2018-01-08JohnRamsdell
cmv901.5Detailed visualization of CMs, HMMs and their comparisions (bioinformatics, gpl, library, program)2018-01-28FlorianEggenhofer
cndict3702.0Chinese/Mandarin <-> English dictionary, Chinese lexer. (library, natural-language-processing, public-domain)2017-12-21DavidHimmelstrup
coalpit100.0Command-line options and DSV parsing and printing (bsd3, console, library)2018-01-03defanor
code-builder240.0Simple system for generating code. (bsd3, data, library)2014-05-26AdamBergmark, ErikHesselink, mbrock
code-page1802.0Windows code page library for Haskell (bsd3, library, system)2017-03-16ryanglscott
codec522.0Simple bidirectional serialization (bsd3, data, library)2017-04-21PatrickChilton
codec-libevent (deprecated)270.0Cross-platform structure serialisation (bsd3, data, deprecated, library, parsing, program)2008-01-27AdamLangley
codec-mbox180.0A library to read and write mailboxes in mbox format (bsd3, codec, library)2013-06-01NicolasPouillard
codec-rpm650.0A library for manipulating RPM files (distribution, lgpl, library)2017-10-12clumens, dshea
codecov-haskell420.0Codecov.io support for Haskell. (bsd3, control, library, program)2017-06-17killy971
codepad82.0Submit and retrieve paste output from CodePad.org. (bsd3, library, web)2010-10-01ChrisDone, TheKing
codeworld-api560.0Graphics library for CodeWorld (apache, library, unclassified)2018-02-20ChrisSmith, JoachimBreitner
codex3220.0A ctags file generator for cabal project dependencies. (apache, development, library, program)2017-04-13bitemyapp, aloiscochard
codo-notation250.0A notation for comonads, analogous to the do-notation for monads. (bsd3, language, library)2012-11-22DominicOrchard
cofunctor (deprecated in favor of contravariant)160.0DEPRECATED: use the "contravariant" package (bsd3, data, deprecated, library)2011-09-20BrandonSimmons
cognimeta-utils220.0Utilities for Cognimeta products (such as perdure). API may change often. (library, program, unclassified)2012-09-26PatrickPremont
coinbase-exchange580.0Connector library for the coinbase exchange. (library, mit, program, web)2017-09-23andrewrademacher
coincident-root-loci100.0Equivariant CSM classes of coincident root loci (bsd3, library, math)2017-04-12BalazsKomuves
colada780.0Colada implements incremental word class class induction using online LDA (bsd3, library, natural-language-processing, program)2015-03-02GrzegorzChrupala
colchis440.0Rudimentary JSON-RPC 2.0 client over raw TCP. (bsd3, library, network)2014-11-20DanielDiazCarrete
cold-widow92.0File transfer via QR Codes. (bsd3, library, program, utility)2016-10-31mihaigiurgeanu
collada-output520.0Generate animated 3d objects in COLLADA (bsd3, graphics, library, program)2011-07-25AndyGill, TillmannVogt
collada-types230.0Data exchange between graphic applications (bsd3, graphics, library)2011-07-25AndyGill, TillmannVogt
collection-json840.0Collection+JSON—Hypermedia Type Tools (data, library, mit)2018-01-20alunduil
collections220.0Useful standard collections types and related functions. (bsd3, data-structures, library)2011-07-30JeanPhilippeBernardy, JohannesWaldmann
collections-api60.0API for collection data structures. (bsd3, data-structures, library)2010-08-25JeanPhilippeBernardy
collections-base-instances90.0Useful standard collections types and related functions. (bsd3, data-structures, library)2010-08-25JeanPhilippeBernardy
colock100.0thread-friendly file locks that don't block the entire program (lgpl, library, system)2008-01-28LukasMai
colonnade1232.0Generic types and functions for columnar encoding and decoding (bsd3, library, web)2018-01-31andrewthad
color-counter190.0Count colors in images (graphics, library, mit, program)2016-04-16BrianBush
colorful-monoids450.0Styled console text output using ANSI escape sequences. (library, mit, monad, text, user-interfaces)2017-02-01minad
colorize-haskell310.0Highligt Haskell source (bsd3, development, library, program)2010-07-24IavorDiatchki
colorless2060.0Colorless | The Programmatic IDL (bsd3, library, web)2017-10-17jxv
colorless-http-client370.0Http Client addon for Colorless (bsd3, library, web)2017-10-10jxv
colorless-scotty250.0Scotty server add-on for Colorless (bsd3, library, web)2017-10-11jxv
colors480.0A type for colors (bsd3, data, library)2015-02-23FumiakiKinoshita
colour4050.0A model for human colour/color perception (data, graphics, library, mit)2017-12-04RussellOConnor
colour-accelerate280.0Working with colours in Accelerate (bsd3, data, graphics, library)2017-09-21TrevorMcDonell
colour-space400.0Instances of the manifold-classes for colour types (data, gpl, graphics, library, maths)2017-10-30leftaroundabout
coltrane70.0A jazzy, minimal web framework for Haskell, inspired by Sinatra. (bsd3, library, web)2013-12-25wellecks
columbia610.0Enhanced serialization using seeking. (bsd3, library, serialization)2017-11-29JamesCandy
comark80.0Commonmark processing in pure haskell. (bsd3, library, program, text)2017-09-21zudov
comark-html100.0Commonmark (markdown) to HTML renderer. (bsd3, library, text)2017-09-21zudov
comark-parser110.0Parser for Commonmark (markdown) (bsd3, library, text)2017-09-21zudov
comark-syntax100.0Definitions of AST that represents a Commonmark (markdown) document. (bsd3, library, text)2017-09-21zudov
combinat1500.0Generate and manipulate various combinatorial objects. (bsd3, library, math)2016-10-13BalazsKomuves
combinat-diagrams190.0Graphical representations for various combinatorial objects (bsd3, library, math)2015-10-30BalazsKomuves
combinator-interactive280.0SKI Combinator interpreter (bsd3, language, library, program)2013-09-07FumiakiKinoshita
combinatorial330.0Count, enumerate, rank and unrank combinatorial objects (bsd3, library, math, statistics)2018-01-19HenningThielemann
combinatorial-problems362.0A number of data structures to represent and allow the manipulation of standard combinatorial problems, used as test problems in computer science. (gpl, library, optimisation)2013-07-18RichardSenington
combinatorics (deprecated in favor of exact-combinatorics)70.0Efficient computation of common combinatoric functions. (bsd3, deprecated, library, math, statistics)2012-01-29WrenThornton
combobuffer120.0Various buffer implementations (bsd3, data, library)2014-05-19JohnLato
comfort-graph880.0Graph structure with type parameters for nodes and edges (bsd3, data, library)2018-02-16HenningThielemann
comic80.0A format for describing comics. (bsd3, data, library)2017-03-23davean
comma280.0CSV Parser & Producer (library, text)2017-02-07lovasko
command (deprecated in favor of shake)210.0Conveniently run shell commands (bsd3, deprecated, library, system)2014-09-02NiklasHambuechen
command-qq290.0Quasiquoters for external commands (bsd3, library, system)2014-06-04MatveyAksenov
commander110.0pattern matching against string based commands (bsd3, library, program, text)2016-03-11jsdw
commodities310.0Library for working with commoditized amounts and price histories (bsd3, finance, library)2017-01-23JohnWiegley
commsec910.0Provide communications security using symmetric ephemeral keys (bsd3, cryptography, library)2014-01-08ThomasDuBuisson
commsec-keyexchange700.0Key agreement for commsec. (bsd3, library, network)2014-01-09ThomasDuBuisson
commutative480.0Commutative binary operations. (data, library, math, mit)2015-09-06athanclark
comonad7672.5Comonads (bsd3, comonads, control, library)2018-02-06EdwardKmett, EricMertens, ryanglscott
comonad-extras1930.0Exotic comonad transformers (bsd3, comonads, control, library)2013-11-25EdwardKmett
comonad-random (deprecated)260.0Comonadic interface for random values (control, deprecated, library)2009-07-21JakeMcArthur
comonad-transformers (deprecated in favor of comonad)4510.0This package has been merged into comonad 4.0 (bsd3, comonads, control, deprecated, library)2013-10-13EdwardKmett
comonads-fd (deprecated in favor of comonad)2580.0This package has been merged into comonad 4.0 (bsd3, comonads, control, deprecated, library)2013-10-13EdwardKmett
compact310.0Non-GC'd, contiguous storage for immutable data structures (bsd3, data, library)2017-02-28EdwardYang
compact-map140.0Compact Data.Map implementation using Data.Binary (bsd3, data, library)2008-11-09DavidHimmelstrup
compact-mutable110.0Mutable arrays living on the compact heap (bsd3, library, web)2017-06-26andrewthad
compact-socket70.0Socket functions for compact normal form. (bsd3, library, network)2015-08-28EdwardYang
compact-string (deprecated in favor of text)80.0Fast, packed and strict strings with Unicode support, based on bytestrings. (bsd3, data, deprecated, library)2008-11-27TwanVanLaarhoven
compact-string-fix110.0Same as compact-string except with a small fix so it builds on ghc-6.12 (bsd3, data, library)2011-08-19TonyHannan
compactable1072.25A typeclass for structures which can be catMaybed, filtered, and partitioned. (bsd3, control, library)2018-02-18fresheyeball
compactmap580.0A read-only memory-efficient key-value store. (bsd3, data, library)2017-07-28SimonMarechal
compare-type180.0compare types of any kinds in haskell (bsd3, dependent-types, library)2015-01-10Kinokkory
compdata2060.0Compositional Data Types (benchmark, bsd3, generics, library)2017-05-01PatrickBahr
compdata-automata170.0Tree automata on Compositional Data Types (benchmark, bsd3, generics, library)2017-05-01PatrickBahr
compdata-dags120.0Compositional Data Types on DAGs (bsd3, generics, library)2015-04-30PatrickBahr
compdata-param350.0Parametric Compositional Data Types (bsd3, generics, library)2016-05-30PatrickBahr
compensated1022.0Compensated floating-point arithmetic (bsd3, library, numeric)2017-07-29EdwardKmett, EricMertens, ryanglscott
competition50.0Helpers and runners for code competitions (code-competitions, library, mit)2014-04-07yanatan16
compilation200.0Haskell functionality for quickly assembling simple compilers. (compilers-interpreters, gpl, language, library)2013-08-20AndreiLapets
compiler-warnings180.0Parser for common compiler warning formats (bsd2, development, library)2016-10-16DmitryIvanov
complex-generic200.0complex numbers with non-mandatory RealFloat (bsd3, library, math)2017-04-03ClaudeHeilandAllen
complex-integrate190.0A simple integration function to integrate a complex-valued complex functions (library, math, public-domain)2012-01-21MarkSafronov
complexity320.0Empirical algorithmic complexity (bsd3, library, testing)2009-05-28RoelVanDijk
composable-associations160.0Types and helpers for composing types into a single larger key-value type. (bsd3, library, web)2017-07-24smprts
composable-associations-aeson140.0Aeson ToJSON/FromJSON implementation for the types of composable-associations (bsd3, library, web)2017-07-24smprts
compose-ltr530.0More intuitive, left-to-right function composition. (data, library, mit)2017-11-21Wizek
compose-trans150.0Composable monad transformers (bsd3, library, monads)2011-11-05MiguelMitrofanov
composite-aeson920.0JSON for Vinyl/Frames records (bsd3, library, records)2017-09-29dridus, asariley
composite-aeson-refined450.0composite-aeson support for Refined from the refined package (bsd3, library, records)2017-09-29dridus, asariley
composite-base930.0Shared utilities for composite-* packages. (bsd3, library, records)2017-09-29dridus, asariley
composite-ekg900.0EKG Metrics for Vinyl/Frames records (bsd3, library, records)2017-09-29dridus, asariley
composite-opaleye860.0Opaleye SQL for Frames records (bsd3, library, records)2017-09-29dridus, asariley
composition970.0Combinators for unorthodox function composition (bsd3, data, library)2015-12-31DanBurton
composition-extra990.0Combinators for unorthodox structure composition (bsd3, data, library)2015-09-17athanclark
composition-prelude2260.0Higher-order function combinators (bsd3, control, data, library)2018-02-20vmchale
composition-tree570.0Composition trees for arbitrary monoids. (bsd3, data, library)2016-11-29LiamOConnorDavis
compound-types632.0Sum and Product types and such (data, library, mit, type-system, types)2017-09-29NikitaVolkov
compressed1072.0Compressed containers and reducers (bsd3, compression, data, library, mapreduce)2018-01-08EdwardKmett
compression80.0Common compression algorithms. (codec, library)2007-01-17IanLynagh
compstrat250.0Strategy combinators for compositional data types (bsd3, generics, language, library)2015-03-24JamesKoppel
comptrans340.0Automatically converting ASTs into compositional data types (bsd3, data, generics, library)2015-04-01JamesKoppel
computational-algebra1352.0Well-kinded computational algebra library, currently supporting Groebner basis. (bsd3, library, math)2017-12-07HiromiIshii
computational-geometry270.0Collection of algorithms in Computational Geometry. (bsd3, graphics, library, math)2017-10-13MaksymilianOwsianny
computations70.0Advanced notions of computation (bsd3, control, library)2015-05-03WolfgangJeltsch
concatenative590.0A library for postfix control flow. (bsd3, control, library)2010-07-02SamAnklesaria
conceit760.0Concurrent actions that may fail with a value. (bsd3, concurrency, library)2016-01-23DanielDiazCarrete
concise1050.0Utilities 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
concraft1560.0Morphological disambiguation based on constrained CRFs (bsd3, library, natural-language-processing)2014-11-25JakubWaszczuk
concraft-hr270.0Part-of-speech tagger for Croatian (bsd3, library, natural-language-processing, program)2014-12-19vjeranc
concraft-pl1140.0Morphological tagger for Polish (bsd3, library, natural-language-processing, program)2014-11-25JakubWaszczuk
concrete-haskell1170.0Library for the Concrete data format. (data, gpl, library, program)2017-12-10TomLippincott
concrete-haskell-autogen180.0Automatically generated Thrift definitions for the Concrete data format. (data, gpl, library)2017-09-03TomLippincott
concrete-typerep200.0Binary and Hashable instances for TypeRep (bsd3, data, library)2013-01-08ReinerPope
concurrency1680.0Typeclasses, functions, and data types for concurrency and STM. (concurrency, library, mit)2018-01-19barrucadu
concurrent-barrier300.0Simple thread barriers (bsd3, concurrency, library)2011-03-14JeremyFitzhardinge
concurrent-buffer80.0Concurrent expanding buffer (data, library, mit)2017-10-26NikitaVolkov
concurrent-dns-cache350.0Concurrent DNS cache (bsd3, library, network, program)2017-11-14KazuYamamoto
concurrent-extra2420.0Extra concurrency primitives (bsd3, concurrency, library)2017-05-23BasVanDijk, RoelVanDijk
concurrent-machines1420.0Concurrent networked stream transducers (bsd3, concurrency, control, library)2018-02-05AnthonyCowley
concurrent-output3882.5Ungarble output from several threads or commands (bsd2, library, user-interfaces)2018-02-05JoeyHess
concurrent-rpc110.0An abstraction for inter-thread RPC based on MVars (concurrency, library, mit)2016-03-25LarsPetersen
concurrent-sa170.0Concurrent simulated annealing system. (algorithms, bsd3, concurrency, library)2010-04-07LouisWasserman
concurrent-split370.0MVars and Channels with distinguished input and output side (bsd3, concurrent, library)2016-11-04HenningThielemann
concurrent-st90.0Concurrent Haskell in ST (bsd3, library, software)2017-10-09andrewthad
concurrent-state1430.0MTL-like library using TVars (control, library, mit)2014-01-27JoelTaylor
concurrent-supply1112.0A fast concurrent unique identifier supply with a pure API (bsd3, concurrency, library, parallelism)2016-01-17EdwardKmett
concurrent-utilities210.0More utilities and broad-used datastructures for concurrency. (bsd3, concurrency, library)2018-01-07sebaslafleur
concurrentoutput (deprecated in favor of concurrent-output)290.0Ungarble output from several threads (bsd3, deprecated, library, user-interfaces)2011-06-08JoachimBreitner
cond1340.0Basic conditional and boolean operators with monadic variants. (bsd3, control, library, logic, monad)2014-11-23AdamCurtis
condor (deprecated)70.0Information retrieval library (bsd3, deprecated, library, program, search, text)2014-01-20klangner
condorcet70.0Library for Condorcet voting (bsd3, data, library)2008-02-26GwernBranwen
conductive-base270.0a library for live coding and real-time musical applications (gpl, library, music, sound)2012-12-27RenickBell
conductive-clock130.0a library for displaying musical time in a terminal-based clock (gpl, library, music, sound)2012-12-27RenickBell
conductive-hsc3380.0a library with examples of using Conductive with hsc3 (gpl, library, music, sound)2012-12-28RenickBell
conductive-song150.0a library of functions which are useful for composing music (gpl, library, music, sound)2012-12-27RenickBell
conduit20392.5Streaming data processing library. (conduit, data, library, mit)2018-02-01MichaelSnoyman
conduit-algorithms1072.0Conduit-based algorithms (conduit, library, mit)2018-02-19luispedro
conduit-audio460.0Combinators to efficiently slice and dice audio streams (bsd3, library, sound)2017-09-02mtolly
conduit-audio-lame390.0conduit-audio interface to the LAME MP3 library (bsd3, library, sound)2017-09-02mtolly
conduit-audio-samplerate230.0conduit-audio interface to the libsamplerate resampling library (bsd3, library, sound)2017-09-02mtolly
conduit-audio-sndfile270.0conduit-audio interface to the libsndfile audio file library (bsd3, library, sound)2017-09-02mtolly
conduit-combinators4770.0DEPRECATED Functionality merged into the conduit package itself (conduit, data, library, mit)2018-02-01MichaelSloan, MichaelSnoyman
conduit-connection920.0Conduit source and sink for Network.Connection. (bsd3, conduit, library, network)2018-02-07slomo
conduit-extra9650.0Batteries included conduit: adapters for common libraries. (conduit, data, library, mit)2018-02-01MichaelSnoyman
conduit-find280.0A file-finding conduit that allows user control over traversals. (library, mit, program, system)2016-07-24ErikDeCastroLopo
conduit-iconv640.0Conduit for character encoding conversion. (bsd3, conduit, library, text)2018-02-07slomo
conduit-merge230.0Merge multiple sorted conduits (bsd3, conduit, library)2016-06-16cblp
conduit-network-stream120.0A base layer for network protocols using Conduits (bsd3, library, network)2013-02-26NilsSchweinsberg
conduit-parse550.0Parsing framework based on conduit. (conduit, library, public-domain, text)2017-11-23koral
conduit-resumablesink280.0Allows conduit to resume sinks to feed multiple sources into it. (bsd3, conduit, data, library)2017-11-01AndrewMiller
conduit-throttle380.0Throttle Conduit Producers (bsd3, data, library)2017-12-21mtesseract
conduit-tokenize-attoparsec80.0Conduits for tokenizing streams. (bsd3, conduit, data, library, program)2016-01-31newhoggy, haskellworks
conduit-zstd190.0Conduit-based ZStd Compression (conduit, library, mit)2018-02-13luispedro
conf192.0Parser for Haskell-based configuration files. (bsd3, configuration, library, parsing)2015-07-17carymrobbins
conf-json140.0read, parse json config (configuration, json, library, public-domain)2016-12-08procione
config-ini1840.0A library for simple INI-based configuration files. (bsd3, configuration, library)2018-01-11gdritter
config-manager500.0Configuration management (configuration, data, gpl, library)2016-08-13guyonvarch
config-parser1080.0Parse config files using parsec and generate parse errors on unhandled keys (library, mit, text)2018-01-21BenHamlin
config-schema762.0Schema definitions for the config-value package (language, library)2017-06-02EricMertens
config-value1342.25Simple, layout-based value language similar to YAML or JSON (language, library, mit)2017-05-27EricMertens
config-value-getopt130.0Interface between config-value and System.GetOpt (configuration, library, mit)2017-05-11EricMertens
configifier830.0parser for config files, shell variables, command line args. (agpl, configuration, data, library)2016-07-05MatthiasFischmann
configuration150.0Simple data type for application configuration. (bsd3, data, library)2012-12-07HiromiIshii
configuration-tools1552.0Tools for specifying and parsing configurations (configuration, console, library, mit)2017-08-03larsk
configurator1182.0Configuration management (bsd3, configuration, data, library)2014-07-02BryanOSullivan
configurator-export220.0Pretty printer and exporter for configurations from the "configurator" library. (bsd3, configuration, data, library)2016-05-08jle
configurator-ng400.0The next generation of configuration management (bsd3, configuration, data, library)2016-10-31LeonSmith
congruence-relation110.0Decidable congruence relations for Haskell: up to you whether this is a joke (data, library, mit)2014-12-05JonSterling
conjugateGradient620.0Sparse matrix linear-equation solver (bsd3, library, math)2013-04-20LeventErkok
conjure70.0A BitTorrent client (bsd3, library, network, program)2008-03-09GwernBranwen
conkin80.0Tools for functors from Hask^k to Hask (control, library, public-domain)2017-10-26NoahEasterly
conlogger150.0A logger for a concurrent program. (concurrency, library, mit, program)2015-01-22tattsun
connection2940.0Simple and easy network connections API (bsd3, library, network)2017-03-20VincentHanquez
connection-pool600.0Connection pool built on top of resource-pool and streaming-commons. (bsd3, data, library, network)2016-06-11PeterTrsko
consistent170.0Eventually consistent STM transactions. (library, mit, system)2017-01-23JohnWiegley
console-program1492.0Interpret the command line and a config file as commands and options (bsd3, console, library, system)2017-02-08AriePeterson
console-prompt80.0console user prompts (lgpl, library, system)2017-06-07jlamothe
console-style (deprecated in favor of colorful-monoids)380.0Styled console text output using ANSI escape sequences. (deprecated, library, mit, monad, text, user-interfaces)2016-12-03minad
const-math-ghc-plugin370.0Compiler plugin for constant math elimination (bsd3, compiler-plugin, library)2012-10-19ConradParker
constrained-categories1030.0Constrained clones of the category-theory type classes, using ConstraintKinds. (control, gpl, library)2018-02-20leftaroundabout
constrained-dynamic100.0Dynamic typing with retained constraints (data, library, mit)2016-08-03jh3141
constrained-monads430.0Typeclasses and instances for monads with constraints. (benchmark, control, library, mit)2017-03-31oisdk
constrained-normal200.0Normalised Deep Embeddings for Constrained Type-Class Instances (bsd3, control, library)2014-06-09NeilSculthorpe
constraint370.0Reified constraints (bsd3, constraint, library)2018-01-10MatthewFarkasDyck
constraint-classes420.0Various typeclasses using ConstraintKinds (bsd3, library, unclassified)2016-12-27guaraqe
constraint-manip210.0Some conviencience type functions for manipulating constraints. (control, library, mit)2017-10-16clinton
constraints4092.0Constraint manipulation (bsd2, constraints, library)2018-01-18EdwardKmett, ryanglscott
constructible150.0Exact computation with constructible real numbers (bsd3, library, math)2013-07-11AndersKaseorg
constructive-algebra710.0A library of constructive algebra. (algebra, bsd3, library, math)2011-03-31AndersMortberg
consul-haskell590.0A consul client for Haskell (bsd3, library, network)2017-01-28sseveran
consumers510.0Concurrent PostgreSQL data consumers (bsd3, concurrency, database, library)2017-09-18MikhailGlushenkov, arybczak, jonathanjouty_scrive, trin_cz
container240.0Containers abstraction and utilities. (apache, library, text)2016-01-30danilo2
container-builder110.0Functions for building containers from a known number of elements (bsd3, library, web)2016-05-19andrewthad
container-classes (deprecated)110.0Generic classes for interacting with different container types (bsd3, data-structures, deprecated, library)2010-07-18IvanMiljenovic
containers7762.75Assorted concrete container types (bsd3, data-structures, library)2018-01-23WrenThornton, dfeuer, WrenRomano, MattRenaud
containers-deepseq (deprecated in favor of containers)190.0Provide orphan NFData instances for containers as needed. (deprecated) (bsd3, data, deprecated, library)2012-01-19MichaelSnoyman
containers-unicode-symbols1020.0Unicode alternatives for common functions and operators (bsd3, library, unclassified)2013-04-09RoelVanDijk
content-store380.0Store and retrieve data from an on-disk store (lgpl, library, system)2017-11-27clumens, dshea
context-free-grammar210.0Basic algorithms on context-free grammars (bsd3, language, library)2015-04-02nedervold
context-stack130.0An abstraction of a stack and stack-based monadic context. (data, library, mit)2014-08-29thinkpad20
continue250.0Monads with suspension and arbitrary-spot reentry (bsd3, control, library)2013-04-21ErtugrulSoeylemez, esz
continued-fraction512.0Types and functions for working with continued fractions in Haskell (bsd3, library, math)2018-01-08vmchale
continued-fractions360.0Continued fractions. (library, math, numerical, public-domain)2012-01-03JamesCook
continuum630.0 (library, mit, unclassified)2014-11-15ifesdjeen
continuum-client100.0 (library, mit, unclassified)2014-11-22ifesdjeen
contravariant5192.0Contravariant functors (bsd3, control, data, library)2018-01-18EdwardKmett, EricMertens, ryanglscott
contravariant-extras1030.0Extras for the "contravariant" package (control, library, mit)2016-08-17NikitaVolkov
control-bool360.0Useful combinators for boolean expressions (bsd3, control, library)2013-12-08FumiakiKinoshita
control-dotdotdot250.0Haskell operator `g ... f = \x1 .. xn -> g (f x1 .. xn)`. (bsd3, control, library)2018-01-21erisco
control-event1050.0Event scheduling system. (bsd3, control, library)2014-02-25ThomasDuBuisson
control-invariants70.0Invariants and contract monitoring (control, library, mit)2016-10-28aminb, SimonHudon
control-iso130.0A typeclass for type isomorphisms (bsd3, control, library)2018-02-20
control-monad-attempt (deprecated)440.0Monad transformer for attempt. (deprecated) (bsd3, data, deprecated, failure, library)2012-01-19MichaelSnoyman, NicolasPouillard
control-monad-exception2350.0Explicitly typed, checked exceptions with stack traces (control, failure, library, mit, monads)2015-03-12PepeIborra
control-monad-exception-monadsfd410.0Monads-fd instances for the EMT exceptions monad transformer (control, failure, library, monads, public-domain)2012-05-28PepeIborra
control-monad-exception-monadstf560.0Monads-tf instances for the EMT exceptions monad transformer (control, failure, library, monads, public-domain)2012-05-28PepeIborra
control-monad-exception-mtl460.0MTL instances for the EMT exceptions monad transformer (control, failure, library, monads, public-domain)2012-05-28PepeIborra
control-monad-failure (deprecated)830.0A class for monads which can fail with an error. (deprecated) (control, deprecated, failure, library, monads, public-domain)2012-01-18MichaelSnoyman, PepeIborra
control-monad-failure-mtl (deprecated)350.0A class for monads which can fail with an error for mtl 1 (deprecated) (control, deprecated, failure, library, monads, public-domain)2011-11-30MichaelSnoyman, PepeIborra
control-monad-free1190.0Free monads and monad transformers (control, library, monads, public-domain)2015-01-22LukePalmer, PepeIborra
control-monad-loop250.0Simple monad transformer for imperative-style loops (bsd3, control, library)2012-07-08JoeyAdams
control-monad-omega730.0A breadth-first list monad. (control, library, public-domain)2014-01-09LukePalmer
control-monad-queue420.0Reusable corecursive queues, via continuations. (bsd3, control, library)2015-12-19LeonSmith
control-timeout (deprecated)290.0Timeout handling (bsd3, control, deprecated, library)2008-02-01AdamLangley
contstuff (deprecated)1680.0Fast, easy to use CPS-based monad transformers (bsd3, control, deprecated, library, monads)2011-05-19ErtugrulSoeylemez, esz
contstuff-monads-tf (deprecated)260.0ContStuff instances for monads-tf transformers (deprecated) (bsd3, control, deprecated, library, monads)2010-11-24ErtugrulSoeylemez, esz
contstuff-transformers (deprecated)130.0Deprecated interface between contstuff 0.7.0 and the transformers package (bsd3, control, deprecated, library, monads)2010-12-27ErtugrulSoeylemez, esz
converge230.0Limit operations for converging sequences (library, math, numerical, public-domain)2011-08-15JamesCook
conversion320.0Universal converter between values of different types (control, conversion, data, library, mit)2016-04-12NikitaVolkov
conversion-bytestring240.0"Conversion" instances for the "bytestring" library (control, conversion, data, library, mit)2016-04-12NikitaVolkov
conversion-case-insensitive120.0"Conversion" instances for the "case-insensitive" library (control, conversion, data, library, mit)2015-04-23NikitaVolkov
conversion-text300.0"Conversion" instances for the "text" library (control, conversion, data, library, mit)2016-04-12NikitaVolkov
convert220.0Safe and unsafe data conversion utilities with strong type-level operation. checking. (apache, data, library)2016-02-01danilo2
convert-annotation550.0Convert the annotation of a gene to another in a delimited file using a variety of different databases. (bioinformatics, gpl, library, program)2018-02-07GregorySchwartz
convertible2012.0Typeclasses and instances for converting between types (bsd3, data, library)2015-04-20ErikHesselink, JohnGoerzen, NicolasWu
convertible-ascii150.0convertible instances for ascii (data, failure, library, public-domain)2011-12-19MasatakeDaimon
cookbook2090.0Tiered general-purpose libraries with domain-specific applications. (bsd3, development, library)2016-03-15NatePisarski
cookie4272.0HTTP cookie parsing and rendering (library, mit, web, yesod)2017-11-07MichaelSnoyman
coordinate1740.0A representation of latitude and longitude (bsd3, development, library)2016-07-13TonyMorris
copilot1910.0A stream DSL for writing embedded C programs. (bsd3, embedded, language, library, program)2017-07-12LeePike, agoodloe
copilot-c99790.0A compiler for Copilot targeting C99. (bsd3, embedded, language, library, program)2017-07-12LeePike, agoodloe
copilot-cbmc720.0Copilot interface to a C model-checker. (bsd3, embedded, language, library)2017-07-12LeePike, agoodloe
copilot-core650.0An intermediate representation for Copilot. (bsd3, embedded, language, library)2017-07-12LeePike, agoodloe
copilot-language970.0A Haskell-embedded DSL for monitoring hard real-time distributed systems. (bsd3, embedded, language, library)2017-07-12LeePike, agoodloe
copilot-libraries680.0Libraries for the Copilot language. (bsd3, embedded, language, library)2017-07-12LeePike, agoodloe
copilot-sbv810.0A compiler for CoPilot targeting SBV. (bsd3, embedded, language, library)2017-07-12LeePike, agoodloe
copilot-theorem120.0k-induction for Copilot. (bsd3, embedded, language, library)2017-07-12LeePike, agoodloe
copr240.0Haskell interface to the Fedora Copr system (bsd3, fedora, library, web)2014-04-10RickyElrod
core360.0External core parser and pretty printer. (bsd3, language, library)2009-04-08DavidHimmelstrup
core-compiler370.0compile your own mini functional language with Core (compiler, language, library, mit, program)2017-08-06aneksteind
corebot-bliki220.0A bliki written using yesod. Uses pandoc to process files stored in git. (bsd3, library, program, yesod)2012-02-05CoreyOConnor
coroutine-enumerator (deprecated)140.0Bridge between the monad-coroutine and enumerator packages. (concurrency, deprecated, enumerator, gpl, library)2011-12-31MarioBlazevic
coroutine-iteratee (deprecated)130.0Bridge between the monad-coroutine and iteratee packages. (concurrency, data, deprecated, gpl, library)2011-12-31MarioBlazevic
coroutine-object610.0Object-oriented programming realization using coroutine (bsd3, control, library)2016-02-05IanWooKim
couch-hs470.0A CouchDB view server for Haskell. (database, library, program, public-domain)2012-01-23PeterSagerson
couch-simple90.0A modern, lightweight, complete client for CouchDB (database, library, mit)2015-09-01mdorman
couchdb-conduit2790.0Couch DB client library using http-conduit and aeson (bsd3, conduit, database, library)2012-11-02AlexanderDorofeev
couchdb-enumerator790.0Couch DB client library using http-enumerator and aeson (bsd3, database, library, web)2012-03-13JohnLenz
count50.0Bijective mappings between values and possibly infinite prefixes of [0..] (bsd3, data, library)2014-06-10Maxdamantus
countable400.0Countable, Searchable, Finite, Empty classes (bsd3, data, library)2016-06-22AshleyYakeley
countable-inflections210.0Countable Text Inflections (library, mit, text)2016-12-02tippenein
counter27