Packages tagged library

15339 packages have this tag.

[Merge tag] (trustees only)

Related tags: bsd3 (9027), mit (3064), program (2334), data (2324), web (1842), network (1166), deprecated (1077), text (916), control (799), gpl (714), language (682), system (682), math (668), development (633), graphics (544), database (512), apache (453), unclassified (408), testing (399), cloud (365), data-structures (317), mpl (280), public-domain (279), parsing (247), concurrency (238), lgpl (213), distributed-computing (203), google (188), aws (183), sound (181), game (177), codec (176), bsd2 (157), cryptography (157), generics (133), ffi (132), algorithms (125), xml (111), json (108), bioinformatics (106), foreign (106), yesod (99), frp (98), compilers-interpreters (94), prelude (94), music (92), monads (89), user-interfaces (87), agpl (84), distribution (84), natural-language-processing (83), numeric (76), ai (75), conduit (75), gui (73), numerical (70), finance (69), hardware (67), machine-learning (67), utils (65), bindings (63), time (63), configuration (62), logging (62), statistics (62), servant (59), algebra (56), acme (55), pipes (54), lenses (53), streaming (53), console (49), template-haskell (46), compiler (45), debug (44), dependent-types (43), type-system (42), test (41), api (40), game-engine (40), graphs (40), logic (40), cli (39), formal-methods (39), records (38), theorem-provers (38), parallelism (37), security (36), utility (34), reactivity (33), snap (33), enumerator (32), nix (31), phonetic-languages (31), tools (31), compression (30), embedded (30), ghc (30), javascript (30), crypto (29), filesystem (29), physics (29), postgresql (29), Ukrainian (28), accelerate (27), serialization (27), aviation (26), data-mining (26), error-handling (26), monad (26), parser (26), code-generation (25), html (25), other (25), combinators (24), constraints (24), failure (24), image (24), application (23), csv (23), education (23), effect (23), pretty-printer (23), io-streams (21), project (21), list (20), optimization (20), random (20), documentation (19), hasql (19), bitcoin (18), compiler-plugin (18), geometry (18), lens (18), media (18), optics (18), optimisation (18), simulation (18), comonads (17), editor (17), foreign-binding (17), manatee (17), mathematics (17), services (17), yi (17), happstack (16), network-apis (16), number-theory (16), polysemy (16), desktop (15), options (15), protocol (15), smt (15), audio (14), authentication (14), git (14), haskell (14), ide (14), jvm (14), networking (14), science (14), sox (14), symbolic-computation (14), tree-sitter (14), compatibility (13), concurrent (13), eventsourcing (13), geography (13), monitoring (13), search (13), shake (13), tensors (13), array (12), benchmarking (12), bit-vectors (12), command-line (12), dsl (12), email (12), monadic-regions (12), opentelemetry (12), plugin (12), streamly (12), validity (12), chemistry (11), clckwrks (11), composition (11), formal-languages (11), graphql (11), io (11), java (11), swagger (11), terminal (11), types (11), user-interface (11), exceptions (10), extension (10), fay (10), functions (10), metrics (10), reactive (10), string (10), utilities (10), arrows (9), bit (9), categories (9), composite (9), irc (9), nlp (9), profiling (9), quipper (9), reflection (9), trace (9), unicode (9), vector (9), .net (8), aerospace (8), bio (8), client (8), codecs (8), data-science (8), dhall (8), ffi-tools (8), functors (8), interfaces (8), maths (8), parsers (8), recursion (8), regex (8), scripting (8), succinct-data-structures (8), tonatona (8), algorithmic-composition (7), ats (7), browser (7), build (7), business (7), clustering (7), containers (7), distributed-systems (7), ethereum (7), file (7), graph (7), http (7), neovim (7), observability (7), performance (7), phonetics (7), pugs (7), remote-management (7), robotics (7), static-analysis (7), syntax (7), teaching (7), template (7), these (7), type (7), zift (7), algorithm (6), archive (6), building (6), bytestring (6), c (6), charts (6), compilers (6), conversion (6), data- (6), devops (6), hash (6), money (6), pdf (6), quasiquotes (6), reflex (6), tool (6), value (6), xmonad (6), adsb (5), animation (5), cache (5), cardano (5), ci (5), cloud-haskell (5), clr (5), command-line-tools (5), contravariant (5), debian (5), effects (5), elm (5), framework (5), futhark (5), generic (5), github (5), linguistics (5), live-coding (5), logic-programming (5), message-oriented-middleware (5), mobile (5), model (5), phantom-types (5), redis (5), refactoring (5), safe (5), shell (5), singletons (5), speech-approximation (5), stratux (5), toml (5), tree (5), typography (5), ui (5), uniqueness (5), validation (5), aeson (4), avers (4), binary (4), blockchain (4), cabal (4), category-theory (4), classification (4), cli-tool (4), comonad (4), debugging (4), desktop-environment (4), disassembler (4), docker (4), experimental (4), games (4), gemini (4), general (4), interpolation (4), latex (4), linux (4), microcontroller (4), n2o (4), operating-system (4), package-management (4), pattern (4), politic (4), polymorphism (4), profunctors (4), pup-events (4), schema (4), simple (4), software (4), speech-transformation (4), stm32 (4), stomp (4), svg (4), syllable-segmentation (4), tar (4), todo (4), unification (4), uniform (4), uniqueness-periods (4), userinterface (4), util (4), vinyl (4), wai (4), writing-systems (4), apple (3), argumentation (3), aspect-oriented-programming (3), automation (3), binary-search (3), data-flow (3), data-structure (3), database- (3), datamining (3), development- (3), fedora (3), font (3), format (3), hakyll (3), haskell2010 (3), hkd (3), interpreters (3), languages (3), lib (3), linear-algebra (3), linnet (3), machine-vision (3), memory (3), middleware (3), mutable-state (3), net (3), password (3), payments (3), poker (3), potoki (3), primitive (3), quantum (3), quickcheck (3), raspberrypi (3), reverse-engineering (3), service (3), simd (3), sorting (3), source-tools (3), telemetry (3), templatehaskell (3), timbre (3), tooling (3), tui (3), unknown (3), video (3), voice (3), yaml (3), PhLADiPreLiO (2), RealFrac (2), adjunctions (2), algorithm-visualization (2), aop (2), application-server (2), artificial-intelligence (2), astronomy (2), attoparsec (2), big-data (2), bioinformatics- (2), bsd4 (2), bundle (2), category (2), chat (2), codegen (2), combinatorics (2), command-line-tool (2), commandline (2), control- (2), criu (2), customsetup (2), data-text-uniform (2), database-testing-web (2), date (2), deep-learning (2), default (2), demo (2), diagnostics (2), digest (2), directory (2), download-manager (2), eden (2), educational (2), environment (2), exception (2), executable (2), experiment (2), fake (2), fakedata (2), filepath (2), filters (2), folding (2), formatting (2), genealogy (2), gpu (2), haskell-admin (2), haskell98 (2), heuristics (2), hie (2), hls (2), hspec (2), i18n (2), i2c (2), image-processing (2), interaction (2), irc-client (2), lexer (2), lightning (2), linearalgebra (2), lists (2), local-search (2), machines (2), mail (2), mapreduce (2), markdown (2), medical (2), memoization (2), minecraft (2), modelling (2), mptcp (2), noise (2), numerics (2), oauth (2), oauth2 (2), ocaml (2), openapi (2), opengl (2), oracle (2), pandoc (2), parallel (2), pattern-classification (2), persistent (2), phladiprelio (2), plotting (2), polysemy-filesystem (2), preprocessor (2), prosodic-languages (2), prosody (2), purescript (2), qr (2), raw (2), repl (2), resources (2), rewriting (2), rhythm (2), roguelike (2), rpc (2), rss (2), saas (2), scheduling (2), scotty (2), selenium (2), semantic-web (2), setup (2), spreadsheet (2), statistical-modeling (2), stm (2), structures (2), templating (2), timeout (2), tracing (2), transformation (2), typescript (2), unsafe (2), urbit (2), uri (2), verification (2), visual-programming (2), visualization (2), vulkan (2), web-scraping (2), webdriver (2), workflow (2), zip (2), zippers (2), (1), Excel (1), GraphViz (1), PostgreSQL (1), ab1 (1), abif (1), accessibility (1), actors (1), algebra-uniform (1), algorithmic-music-composition (1), algorithms- (1), all-rights-reserved (1), amazon (1), amqp (1), analysis (1), anatomy (1), ansi (1), applicative (1), archaeoinformatics (1), arithmetic (1), arxiv (1), asp (1), assembler (1), ast (1), astrology (1), atom (1), attribute-grammars (1), automatic-music-generation (1), azure (1), backup (1), barcode (1), base (1), base16 (1), base32 (1), base64 (1), bits (1), blog (1), book (1), bsd (1), bsparse (1), build-tool (1), builders (1), bytes (1), bytestrings (1), bzip (1), c# (1), caching (1), calendar (1), capnproto (1), captcha (1), cast (1), cgi (1), chaos-music (1), chromatogram (1), chs (1), classes (1), clipboard (1), closure (1), code-competitions (1), code-generator (1), codequality (1), coerce (1), coherency (1), coin (1), commercial (1), common-parts (1), compilation (1), computer-algebra (1), concourse (1), constraint (1), consul (1), contract (1), contracts (1), control-language (1), control. (1), control.monad (1), control.parallel.eden (1), couchdb (1), cpp (1), cqrs (1), crdt (1), crosswords (1), csharp (1), cssyd (1), cursor (1), data-mining----------- (1), data-network (1), data-processing (1), dataflow (1), decoder (1), delay (1), dependency-injection (1), derive-monoid (1), derive-monoid- (1), deriving (1), development--- (1), dfinity (1), dhall-pandoc (1), diagram (1), diagrams (1), diffing (1), dijkstra (1), discord (1), distrbution (1), domain-specific-language (1), ebnf (1), effectful (1), efficient-xml-pretty-printer (1), electrs (1), elliptic-curves (1), emacs (1), envars (1), error (1), error-exception-uniform (1), error-reporting (1), espeak (1), eternity (1), etl (1), eval.so (1), ...

Name
DLs
Rating
Description
Tags
Last U/L
Maintainer
2captcha (deprecated in favor of captcha-2captcha)41.5Haskell package for easy integration with the 2captcha API. (deprecated, library, mit, network)2021-09-09qwbarch
3dmodels41.53D model parsers (graphics, lgpl, library)2014-11-08capsjac
AAI120.0Abstract Application Interface. (control, library, mit)2015-08-03bash0r
ABList90.0An alternating list of two types (bsd3, data, library)2014-06-23DylanJust
AC-Angle240.0Angles in degrees and radians. (bsd3, data, library, math, numerical)2010-07-23AndrewCoppin
AC-Boolean60.0Handle Boolean values generatically. (bsd3, data, library, logic, math)2010-11-09AndrewCoppin
AC-BuildPlatform120.0Detect which OS you're running on. (bsd3, library, system)2011-06-08AndrewCoppin
AC-Colour150.0Efficient RGB colour types. (bsd3, data, graphics, library, math, numerical)2014-01-12AndrewCoppin
AC-EasyRaster-GTK100.0GTK+ pixel plotting. (bsd3, graphics, library)2010-10-28AndrewCoppin
AC-HalfInteger110.0Efficient half-integer type. (bsd3, data, library, math, numerical)2009-08-12AndrewCoppin
AC-MiniTest70.0A simple test framework. (bsd3, library, testing)2012-02-24AndrewCoppin
AC-PPM50.0Trivial package for writing PPM images. (bsd3, codec, graphics, library)2010-01-18AndrewCoppin
AC-Random30.0A pure Haskell PRNG. (bsd3, library, random)2011-08-25AndrewCoppin
AC-Terminal50.0Trivial wrapper over ansi-terminal. (bsd3, data, library, math, numerical)2010-10-28AndrewCoppin
AC-VanillaArray50.0Immutable arrays with plain integer indicies. (bsd3, data, library)2010-01-17AndrewCoppin
AC-Vector550.0Efficient geometric vectors and transformations. (bsd3, data, graphics, library, math, numerical)2011-08-12AndrewCoppin
AC-Vector-Fancy200.0Fancy type-system stuff for AC-Vector (bsd3, data, graphics, library, math, numerical)2010-08-15AndrewCoppin
ACME142.25Essential features (acme, bsd3, library)2015-01-02JamesCandy
ADPfusion570.0Efficient, high-level dynamic programming. (algorithms, bioinformatics, bsd3, data-structures, formal-languages, library)2019-10-01ChristianHoener
ADPfusionForest30.0Dynamic programming on tree and forest structures (bioinformatics, bsd3, formal-languages, library)2017-11-23ChristianHoener
ADPfusionSet80.0Dynamic 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)60.0foundational 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)60.0Compositional 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)260.0arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math)2011-05-11MichalKonecny
AERN-Real-Double (deprecated in favor of aern2-mp, aern2-real)90.0arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math, program)2011-05-11MichalKonecny
AERN-Real-Interval (deprecated in favor of aern2-mp, aern2-real)60.0arbitrary precision real interval arithmetic (bsd3, data, deprecated, library, math)2011-05-11MichalKonecny
AERN-RnToRm (deprecated)190.0polynomial function enclosures (PFEs) approximating exact real functions (bsd3, data, deprecated, library, math)2009-07-29MichalKonecny
AERN-RnToRm-Plot (deprecated)90.0GL plotting of polynomial function enclosures (PFEs) (bsd3, data, deprecated, library, math)2009-08-01MichalKonecny
AES420.0Fast AES encryption/decryption for bytestrings (bsd3, cryptography, library)2014-05-07SveinOveAas
AFSM202.0Arrowized functional state machines (frp, library, mit)2016-04-21hanzhxu
AGI100.0A library for writing AGI scripts for Asterisk (bsd3, library, network)2009-12-07JeremyShaw
ALUT280.0A binding for the OpenAL Utility Toolkit (bsd3, library, sound)2019-06-10StephenBlackheath, SvenPanne
AMI30.0Low-level bindings for Asterisk Manager Interface (AMI). (bsd3, library, network)2012-01-16IlyaPortnov
ANum170.0Num instance for Applicatives provided via the ANum newtype (bsd3, data, library)2018-02-13DanBurton
ASN140.0ASN.1 support for Haskell (bsd3, language, library)2008-06-22HerbertValerioRiedel
AVar (deprecated)150.0Mutable variables with Exception handling and concurrency support. (bsd3, concurrency, deprecated, library)2009-12-08AlexMason
AWin32Console30.0A binding to a part of the ANSI escape code for the console (bsd3, library, system)2010-01-24HaraldWolfsgruber
AbortT-monadstf20.0Monads-tf instances for the AbortT monad transformer. (bsd3, control, library)2012-12-07GregoryCrosswhite
AbortT-mtl70.0mtl instances for the AbortT monad transformer (bsd3, control, library)2016-02-06GregoryCrosswhite
AbortT-transformers140.0A monad and monadic transformer providing "abort" functionality (bsd3, control, library)2019-07-19GregoryCrosswhite
ActionKid40.0An easy-to-use video game framework for Haskell. (bsd3, game-engine, library, program)2014-11-11AdityaBhargava
Adaptive140.0Library for incremental computing. (algorithms, bsd3, library, program)2013-01-28DustinDeWeese, MagnusCarlsson, PeterJonsson
Adaptive-Blaisorblade60.0Library for incremental computing. (bsd3, control, library, program)2013-01-26PaoloGiarrusso
Advise-me40.0Assessment services for the Advise-Me project (apache, education, library, program)2019-10-30BastiaanHeeren
AesonBson200.0Mapping between Aeson's JSON and Bson objects. (data, library)2022-05-06AndrasSlemmer, NiklasHambuechen
Agata (deprecated in favor of testing-feat)160.0Generator-generator for QuickCheck (bsd3, deprecated, library, testing)2012-08-01JonasDuregard
AhoCorasick80.0Aho-Corasick string matching algorithm (bsd3, library, text)2012-11-09SergeyLymar
AlanDeniseEricLauren80.0Find the minimal subset/submap satisfying some property. (algorithms, bsd3, library)2016-08-24EchoNolan
AlgoRhythm50.0Algorithmic music composition (algorithmic-music-composition, automatic-music-generation, bsd3, chaos-music, generative-music-grammars, library, program)2018-04-06omelkonian
AlignmentAlgorithms130.0Collection of alignment algorithms (algorithms, bioinformatics, data-structures, gpl, library, linguistics)2017-03-14ChristianHoener
Allure1232.0Near-future Sci-Fi roguelike and tactical squad combat game (agpl, game, library, program, roguelike)2021-12-17MikolajKonarski
Animas30.0Updated version of Yampa: a library for programming hybrid systems. (bsd3, frp, library, reactivity)2011-03-27EdwardAmsden
Annotations240.0Constructing, analyzing and destructing annotated trees (bsd3, generics, library)2016-12-05MartijnVanSteenbergen
Aoide60.0A simple music library with the capability of generating .ly and .mid files. (bsd3, composition, library, music)2020-07-07Liisi_Kerik
ApplePush70.0Library for Apple Push Notification Service (bsd3, library, network, program)2009-07-13ChrisMoos
ApproxFun-hs20.0Function approximation (bsd3, library, math)2015-04-26DominicSteinitz
ArrayRef140.0Unboxed references, dynamic arrays and more (bsd3, data, library)2009-06-26GwernBranwen
ArrowVHDL50.0A library to generate Netlist code from Arrow descriptions. (library, public-domain, testing)2015-02-21frosch03, brettschneider
AspectAG540.0Strongly typed Attribute Grammars implemented using type-level programming. (aspect-oriented-programming, development-, gpl, language, library)2022-05-26MarcosViera, jpgarcia
AttoBencode100.0Fast Bencode encoding and parsing library (bsd3, data, library)2014-06-24FlorianHartwig
AttoJson (deprecated in favor of aeson)270.0Simple lightweight JSON parser, generator & manipulator based on ByteString (bsd3, deprecated, library, text)2011-02-03HiromiIshii
AutoForms100.0GUI library based upon generic programming (SYB3) (gui, library)2008-09-17MadsLindstroem
AvlTree290.0Balanced binary trees using the AVL algorithm. (bsd3, data-structures, library)2008-08-29AdrianHey
BASIC192.0Embedded BASIC (bsd3, language, library)2009-02-09LennartAugustsson
BCMtools110.0Big Contact Map Tools (bioinformatics, library, mit, program)2015-05-05kaizhang
BNFC1112.25A compiler front-end generator. (bsd3, development, gpl, library, parsing, program)2022-02-17AndreasAbel, GregoireDetrez, MarkusForsberg, ThomasHallgren
BNFC-meta680.0Deriving Parsers and Quasi-Quoters from BNF Grammars (development, gpl, language, library, parsing, text)2020-02-09JeanPhilippeBernardy, JonasDuregard, ArtemPelenitsyn
BPS50.0Translations of classic Truth Maintenance Systems (gpl, library, program, truth-maintenance)2022-09-13jpmrst
Baggins30.0Tools for self-assembly (gpl, library, math)2014-06-12pmeunier
Bang100.0A Drum Machine DSL for Haskell (library, mit, sound)2015-10-265outh
Barracuda60.0An ad-hoc P2P chat program (library, network, program)2008-04-05GwernBranwen
BenchmarkHistory40.0Benchmark functions with history (benchmarking, gpl, library)2015-11-19ChristianHoener
BerkeleyDB240.0Berkeley DB binding (bsd3, database, library)2013-03-13JohnMcCall, StephenBlackheath
BerkeleyDBXML270.0Berkeley DB XML binding (bsd3, database, library)2011-09-06StephenBlackheath
BerlekampAlgorithm40.0Factorization of polynomials over finite field (bsd3, library, math)2013-06-10AbdelwahebMiled
BiGUL82.25The Bidirectional Generic Update Language (generics, language, lenses, library, public-domain)2016-08-30joshko, Zirun
BinderAnn40.0Source-to-source plugin for enhancing EDSLs with static annotations (bsd3, compiler-plugin, library)2020-03-19agustinmista
Binpack180.0Common bin-packing heuristics. (algorithms, bsd3, heuristics, library)2014-02-07BjoernBrandenburg, DavidFeng
BioHMM650.0Libary for Hidden Markov Models in HMMER3 format. (bioinformatics, gpl, library)2017-06-09FlorianEggenhofer
Biobase120.0Base library for bioinformatics (bioinformatics, gpl, library)2011-04-08ChristianHoener
BiobaseBlast200.0BLAST-related tools (bioinformatics, gpl, library)2021-06-05ChristianHoener, FlorianEggenhofer
BiobaseDotP20.0Vienna / DotBracket / ExtSS parsers (bioinformatics, gpl, library)2011-08-22ChristianHoener
BiobaseENA130.0European Nucleotide Archive data (bsd3, data, library)2021-06-04ChristianHoener
BiobaseEnsembl160.0Ensembl related datastructures and functions (bioinformatics, gpl, library)2020-01-09FlorianEggenhofer
BiobaseFR3D100.0Importer for FR3D resources (bioinformatics, gpl, library)2012-02-16ChristianHoener
BiobaseFasta290.0streaming FASTA parser (bioinformatics, bsd3, library, program)2021-06-04ChristianHoener
BiobaseHTTP80.0Libary to interface with the Bioinformatics HTTP services - Entrez Ensembl (bioinformatics, gpl, library)2019-11-20FlorianEggenhofer
BiobaseInfernal420.0Infernal data structures and tools (bioinformatics, gpl, library, program)2017-03-14ChristianHoener
BiobaseMAF20.0Multiple Alignment Format (bioinformatics, gpl, library)2011-07-29ChristianHoener
BiobaseNewick80.0Newick file format parser. (bioinformatics, bsd3, library, program)2017-07-07ChristianHoener
BiobaseTrainingData110.0RNA folding training data (bioinformatics, gpl, library, program)2011-09-29ChristianHoener
BiobaseTurner330.0Import Turner RNA parameters (bioinformatics, gpl, library)2013-04-25ChristianHoener
BiobaseTypes340.0Collection of types for bioinformatics (bioinformatics, bsd3, data-structures, library)2021-06-04ChristianHoener
BiobaseVienna230.0Import Vienna energy parameters (bioinformatics, gpl, library)2013-04-22ChristianHoener
BiobaseXNA790.0Efficient RNA/DNA/Protein Primary/Secondary Structure (bioinformatics, bsd3, library, program)2021-06-04ChristianHoener
BitStringRandomMonad230.0 (bsd3, crypto, library)2018-03-03Ofenhed
BitSyntax50.0A module to aid in the (de)serialisation of binary data (bsd3, library, serialization)2021-01-17AdamLangley, joecrayne
Bitly (deprecated)220.0A library to access bit.ly URL shortener. (bsd3, deprecated, library, web)2012-02-02SergeyAstanin
Blammo620.0Batteries-included Structured Logging library (library, mit, utils)2022-11-10PatrickBrisbin, dukerutledge, mjgpy3, FreckleEngineering
BlastHTTP350.0Libary to interface with the NCBI blast REST interface (bioinformatics, gpl, library)2021-06-05FlorianEggenhofer
Blobs50.0Diagram editor (graphics, library, program)2012-06-19AlanZimmerman
BlogLiterately1490.0A tool for posting Haskelly articles to blogs (gpl, library, program, web)2022-08-26BrentYorgey, RobertGreayer
BlogLiterately-diagrams870.0Include images in blog posts with inline diagrams code (bsd3, library, program, web)2022-05-24BrentYorgey
Blogdown151.5A markdown-like markup language designed for blog posts (agpl, library, program, web)2018-02-05alexbecker
BluePrintCSS (deprecated)30.0Html document layout library. (bsd3, deprecated, library, text, web)2010-08-03SergeyMironov
Blueprint30.0Preview of a new build system. (bsd3, distribution, library)2009-11-30GregoryCrosswhite
Boolean1270.0Generalized booleans and numbers (bsd3, data, library)2017-02-19ConalElliott
BoundedChan400.0Implementation of bounded channels. (bsd3, concurrency, library)2014-05-14AdamWick
Bravo40.0Static text template generation library (bsd3, library, text)2010-03-24MatthiasReisner
BufferedSocket120.0A socker wrapper that makes the IO of sockets much cleaner (library, mit, network)2015-08-12tmore
C-structs82.0C-Structs implementation for Haskell (c, data, foreign, library, mit, structures)2022-09-30SimonPlakolb
CBOR70.0Encode/Decode values to/from CBOR (data, lgpl, library)2014-07-24KyleMurphy
CC-delcont120.0Delimited continuations and dynamically scoped variables (control, library)2016-05-11DanDoel
CC-delcont-alt100.0Three new monad transformers for multi-prompt delimited control (bsd3, control, library)2012-10-23KidoTakahiro
CC-delcont-cxe80.0A monad transformers for multi-prompt delimited control (bsd3, control, library)2011-10-12KidoTakahiro
CC-delcont-exc60.0A monad transformers for multi-prompt delimited control (bsd3, control, library)2011-10-12KidoTakahiro
CC-delcont-ref40.0A monad transformers for multi-prompt delimited control using refercence cells (bsd3, control, library)2011-10-12KidoTakahiro
CC-delcont-ref-tf110.0A monad transformers for multi-prompt delimited control using refercence cells (bsd3, control, library)2011-10-18KidoTakahiro
CCA120.0preprocessor and library for Causal Commutative Arrows (CCA) (bsd3, development, library, program)2015-05-08PaulLiu
CHXHtml150.0A W3C compliant (X)HTML generating library (bsd3, library, web)2011-07-26PaulTalaga
CLASE80.0Cursor Library for A Structured Editor (bsd3, data, library)2009-02-11TristanAllwood
CLI70.0CLI tools (bsd3, data, library)2015-03-10g960059
CMCompare80.0Infernal covariance model comparison (bioinformatics, gpl, library, program)2012-11-22ChristianHoener
CMQ20.0cwmwl udp message queue (bsd3, library, system)2012-07-02JoergFritsch
COrdering70.0An algebraic data type similar to Prelude Ordering. (bsd3, data, library)2008-07-23AdrianHey
CSPM-CoreLanguage230.0Definition of a CSP core-language. (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-FiringRules230.0Firing rules semantic of CSPM (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-Frontend310.0A CSP-M parser compatible with FDR-2.91 (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-Interpreter320.0An interpreter for CSPM (bsd3, concurrency, formal-methods, language, library)2017-10-26MarcFontaine
CSPM-ToProlog140.0some modules specific for the ProB tool (bsd3, formal-methods, library)2017-10-26MarcFontaine
CSPM-cspm290.0cspm command line tool for analyzing CSPM specifications. (bsd3, concurrency, formal-methods, language, library, program)2017-10-26MarcFontaine
CTRex30.0Open records using closed type families. (bsd3, data, data-structures, library)2014-11-13AtzeVanDerPloeg
CV360.0OpenCV based machine vision library (ai, graphics, library, machine-vision)2013-01-17VilleTirronen
Cabal6262.75A framework for packaging Haskell software (bsd3, distribution, library)2022-08-09AndresLoeh, BenGamari, DuncanCoutts, HerbertValerioRiedel, MikhailGlushenkov, MikolajKonarski, phadej, Bodigrim, topos
Cabal-ide-backend (deprecated in favor of Cabal)120.0A framework for packaging Haskell software (bsd3, deprecated, distribution, library)2015-03-30MichaelSnoyman
Cabal-syntax2130.0A library for working with .cabal files (bsd3, distribution, library)2022-08-09AndresLoeh, BenGamari, DuncanCoutts, HerbertValerioRiedel, MikhailGlushenkov, MikolajKonarski, phadej, Bodigrim, topos, PatrickDougherty
Capabilities40.0Separate and contain effects of IO monad. (bsd3, generics, library, security)2013-08-08BaldurBlondal
Cardinality60.0Measure container capacity. Use it to safely change container. (data, library)2010-01-20AndreySisoyev
CarneadesDSL130.0An implementation and DSL for the Carneades argumentation model. (ai, argumentation, bsd3, embedded, library)2014-05-01BasVanGijzel
CarneadesIntoDung40.0A translation from the Carneades argumentation model into Dung's AFs. (ai, argumentation, bsd3, embedded, library, program)2014-05-03BasVanGijzel
Cartesian130.0Coordinate systems (library, math, mit)2016-10-10SwiftsNamesake
Cascade30.0Playing with reified categorical composition (control, library, public-domain)2014-11-14NoahEasterly
Cassava (deprecated in favor of cassava)31.75A CSV parsing and encoding library (bsd3, csv, deprecated, library, text, web)2017-09-30fozworth
Catana80.0A monad for complex manipulation of a stream. (bsd3, control, library)2012-02-22DustinDeWeese
ChannelT150.0Generalized stream processors (bsd3, control, enumerator, iteratee, library, pipes, proxies)2018-01-28pthariensflame
Chart1672.25A library for generating 2D Charts and Plots (bsd3, graphics, library)2022-05-21TimDocker, bravit
Chart-cairo1300.0Cairo backend for Charts. (bsd3, graphics, library)2020-01-19TimDocker, bravit
Chart-diagrams2210.0Diagrams backend for Charts. (bsd3, graphics, library)2022-05-21TimDocker, bravit
Chart-fltkhs20.0A backend for the Chart library for FLTKHS (bsd3, graphics, library)2020-03-02empowerg
Chart-gtk430.0Utility functions for using the chart library with GTK (bsd3, graphics, library)2020-01-19TimDocker, bravit
Chart-gtk340.0Utility functions for using the chart library with GTK (bsd3, graphics, library)2020-01-19bravit
Chart-simple (deprecated)120.0A wrapper for the chart library to assist with basic plots (Deprecated - use the Easy module instead) (bsd3, deprecated, graphics, library)2015-01-17TimDocker
ChasingBottoms1350.0For testing partial and infinite values. (library, mit, testing)2022-08-17DonaldStewart, NilsAndersDanielsson
Checked50.0Inbuilt checking for ultra reliable computing (bsd3, data, library)2012-11-05RobertOnslow
ChristmasTree112.0Alternative approach of 'read' that composes grammars instead of parsers. (library, parsing-)2013-01-23DoaitseSwierstra, MarcosViera
CirruParser (deprecated in favor of cirru-parser)70.0Cirru Parser in Haskell (deprecated, library, mit, text)2015-05-10jiyinyiyong
Clash-Royale-Hack-Cheats (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
ClassLaws100.0Stating and checking laws for type class methods (bsd3, library, testing)2012-09-14PatrikJansson
ClassyPrelude70.0Prelude replacement using classes instead of concrete types where reasonable (bsd3, control, data, library)2010-05-31SveinOveAas
Clean (deprecated in favor of definitive-base)80.0A light, clean and powerful utility library (bsd3, control, deprecated, library)2013-06-10MarcCoiffier
Clipboard440.0System clipboard interface. (bsd3, library, system)2017-07-06DanielDiaz
ClustalParser610.0Libary for parsing Clustal tools output (bioinformatics, gpl, library, program)2019-11-14FlorianEggenhofer
Coadjute (deprecated)100.0A generic build tool (bsd3, deprecated, development, library)2011-03-17MattiNiemenmaa
Codec-Compression-LZF60.0LZF compression bindings. (bsd3, codec, library)2007-07-06DonaldStewart
Codec-Image-DevIL160.0An FFI interface to the DevIL library (bsd3, codecs, library)2017-06-22LukePalmer
Color332.0Color spaces and conversions between them (bsd3, graphics, library)2021-10-11lehins
Command (deprecated in favor of system-command)190.0A replacement for System.Exit and System.Process (bsd3, deprecated, library, system)2012-07-28TonyMorris
Commando60.0Watch some files; Rerun a command (development, library, mit, program)2014-03-06LyndonMaydwell
ComonadSheet40.0A library for expressing spreadsheet-like computations as the fixed-points of comonads. (bsd3, control, library)2014-06-28kwf
Compactable (deprecated in favor of compactable)100.0A generalization for containers that can be stripped of Nothing (bsd3, control, deprecated, library)2017-03-06fresheyeball
ConClusion162.0Cluster algorithms, PCA, and chemical conformere analysis (agpl, chemistry, library, program, statistics)2022-09-28phillipseeber
Concurrent-Cache242.0A Cached variable for IO functions. (bsd3, concurrency, library)2016-07-23Ofenhed
ConcurrentUtils220.0Concurrent utilities (concurrency, gpl, library)2020-05-04JamesCandy
Concurrential110.0Mix concurrent and sequential computation (bsd3, control, library)2015-09-04alexvieth
Condor50.0Information retrieval library (bsd3, library, program, search, text)2014-01-20klangner
ConfigFile500.0Configuration file reading & writing (bsd3, library, parsing)2014-10-30JohnGoerzen
ConfigFileTH90.0Template haskell for reading ConfigFiles. (library, parsing, template-haskell)2011-12-05VilleTirronen
Configger50.0Parse config files (configuration, library, mit)2011-12-26NateSoares
Configurable20.0Declare types as Configurable then specialize them all in one place (control, library, mit)2012-10-19JosephAbrahamson
ConsStream20.0Trivial re-export of Wouter Swierstra's Stream package, avoiding module name clash. (bsd3, data, library)2012-04-16ConalElliott
ConstraintKinds190.0Repackages standard type classes with the ConstraintKinds extension (bsd3, control, library)2014-05-20MikeIzbicki
Consumer20.0A monad and monad transformer for consuming streams (bsd3, library, monads)2009-10-27JeremyShaw
ContArrow120.0Control.Arrow.Transformer.Cont (bsd3, control, library)2009-09-21EvgenyJukov
Contract40.0Practical typed lazy contracts. (bsd3, development, library)2012-07-19OlafChitil
Control-Engine (deprecated)130.0A parallel producer/consumer engine (thread pool) (bsd3, control, deprecated, library)2009-08-18ThomasDuBuisson
Control-Monad-MultiPass20.0A Library for Writing Multi-Pass Algorithms. (bsd3, control, library)2013-06-14KevinBackhouse
Control-Monad-ST220.0A variation on the ST monad with two type parameters. (bsd3, control, library)2013-06-11KevinBackhouse
CoreDump120.0A GHC plugin for printing GHC's internal Core data structures. (bsd3, ghc, library)2015-10-25OmerAgacan
CoreErlang70.0Manipulating Core Erlang source code (bsd3, language, library)2018-03-20AlexKropivny, HenriqueFerreiro
CoreFoundation30.0Bindings 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
CouchDB200.0CouchDB interface (bsd3, database, library)2020-07-03GaneshSittampalam, SimonMichael
Craft3e300.0Code for Haskell: the Craft of Functional Programming, 3rd ed. (education, library, mit, program)2019-01-08SimonThompson
Crypto400.0Collects together existing Haskell cryptographic functions into a package (codec, cryptography, library, program)2012-12-12CreightonHogg, DominicSteinitz, IsaacJones, LennartAugustsson
CurryDB60.0CurryDB: In-memory Key/Value Database (bsd3, database, library, program)2013-01-30HideyukiTanaka
DAV970.0RFC 4918 WebDAV support (gpl, library, program, web)2020-01-06ClintAdams
DBFunctor260.0DBFunctor - Functional Data Management => ETL/ELT Data Processing in Haskell (bsd3, data-processing, etl, library, program)2021-05-23nkarag
DBus90.0D-Bus bindings (bsd3, desktop, library, network)2014-08-12AlexanderKojevnikov, DavidHimmelstrup, GwernBranwen
DCFL120.0Communication Free Learning-based constraint solver (data-, library, mit)2015-07-08dpandya
DOH132.0Complete API bindings for DigitalOcean API V2 (library, mit, network)2018-06-20yigitozkavci
DOM90.0DOM Level 2 bindings for the WebBits package. (bsd3, library, web)2009-04-26DmitryGolubovsky
DP50.0Pragmatic framework for dynamic programming (algorithms, bsd3, library, math, natural-language-processing)2010-03-08SashaRush
DPM100.0Darcs Patch Manager (development, library, program)2011-12-06StefanWehr
DPutils200.0utilities for DP (bsd3, data, library)2021-06-04ChristianHoener
DRBG1350.0Deterministic random bit generator (aka RNG, PRNG) based HMACs, Hashes, and Ciphers. (bsd3, cryptography, library)2015-11-12ThomasDuBuisson
DSA110.0Implementation of DSA, based on the description of FIPS 186-4 (bsd3, codec, cryptography, library)2017-02-26AdamWick
DSH1100.0Database Supported Haskell (bsd3, database, library, program)2015-06-03GeorgeGiorgidze, JeroenWeijers, AlexUlrich, AlexUlrich2
DSTM90.0A framework for using STM within distributed systems (distributed-computing, library, program)2010-08-05FrankKupke
DTC50.0Data To Class transformation. (bsd3, language, library)2013-04-21DanielDiaz
Dangerous250.0Monads for operations that can exit early and produce warnings (error-handling, library, mit)2012-01-30NateSoares
Dao90.0Dao 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
DarcsHelpers40.0Code used by Patch-Shack that seemed sensible to open for reusability (library, web)2008-11-26ThomasHartman
Data-Angle50.0Geometric angles (bsd3, data, library, math)2017-03-26deadmanswitch
Data-Hash-Consistent50.0Provide a simple consistent hashing mechanism (bsd3, data, library)2012-11-20BradClawsie
Data-Rope (deprecated in favor of data-rope)120.0Ropes, an alternative to (Byte)Strings. (data, deprecated, library)2010-05-29PierreEtienneMeunier
DataIndex30.0A package for adding index column to data files (data, library, mit, program)2016-10-09steven_yhw
DataTreeView60.0A GTK widget for displaying arbitrary Data.Data.Data instances (bsd3, debug, development, gui, library)2012-06-18DanielSchuessler
DataVersion140.0Type safe data migrations (data, library, mit)2022-11-30agentultra
Deadpan-DDP420.0Write clients for Meteor's DDP Protocol (library, mit, program, unclassified)2015-10-15LyndonMaydwell
DebugTraceHelpers130.0Convenience functions and instances for Debug.Trace (debug, library)2008-11-11ThomasHartman
Decimal900.0Decimal numbers with variable precision (bsd3, library, math)2021-03-14PaulJohnson
DecisionTree20.0A very simple implementation of decision trees for discrete attributes. (algorithms, library, pattern-classification)2009-01-25AdrianNeumann
DeepArrow130.0Arrows for "deep application" (bsd3, combinators, control, library)2013-08-13ConalElliott
DeepDarkFantasy550.0A DSL for creating neural network. (dsl, library)2017-08-19MarisaVeryMoe
DescriptiveKeys70.0A library for specifying xmonad key bindings with functionality. (bsd3, library, system)2012-11-18TonyMorris
Dflow30.0Processing Real-time event streams (bsd3, library, reactivity)2012-04-29PaulJohnson
Diff2482.0O(ND) diff algorithm in haskell. (algorithms, bsd3, library)2021-12-30DavidFox, SterlingClover
DifferenceLogic70.0A theory solver for conjunctions of literals in difference logic (bsd3, library, math)2014-11-05dillonhuff
DifferentialEvolution70.0Global optimization using Differential Evolution (algorithms-, library, mit, numerical, optimization)2011-03-11VilleTirronen
Digit (deprecated in favor of digit)60.0A data-type representing digits 0-9 (bsd3, data, deprecated, library)2011-09-06TonyMorris
DigitGroup40.0Group the digits of numbers by lots (bsd3, library, math)2022-01-19AlanHawkins
DigitalOcean50.0A client library for the DigitalOcean API (agpl, library, network)2014-12-27lclarkmichalek
DimensionalHash240.0An n-dimensional hash using Morton numbers. (algorithms, bsd3, data, library)2011-05-10GhassenHamrouni
DirectSound20.0Partial binding to the Microsoft DirectSound API. (bsd3, library, sound)2013-11-04BalazsKomuves
DisTract50.0Distributed Bug Tracking System (bsd3, library, program, system)2008-02-17GwernBranwen
DiscussionSupportSystem50.0Discussion support system (gpl, library, system)2014-06-01minamiyama1994
Dish120.0Hash modules (currently Murmur3) (bsd3, data, library, program)2017-11-29zcourts
Dist80.0A Haskell library for probability distributions (library, math, mit)2019-06-16wyager
DistanceTransform70.0Distance transform function. (bsd3, library, math)2013-02-16AnthonyCowley
DistanceUnits30.0A comprehensive distance library (bsd3, data, library)2013-08-26MattGambogi
DnaProteinAlignment20.0Frameshift-aware alignment of protein sequences with DNA sequences (bioinformatics, gpl, library, program)2013-12-18ChristianHoener
Docs20.0Documentation types library. (bsd3, documentation, library)2010-07-24DanielDiaz
DrHylo60.0A tool for deriving hylomorphisms (bsd3, language, library, program)2008-12-09HugoPacheco
DrIFT80.0Program to derive type class instances (bsd3, data-structures, library, program)2013-11-11KiwamuOkabe
Dung90.0An implementation of the Dung argumentation frameworks. (ai, argumentation, bsd3, embedded, library, program)2015-03-30BasVanGijzel
Dust120.0Polymorphic protocol engine (library, network)2013-12-17BrandonWiley
Dust-crypto30.0Cryptographic operations (cryptography, library)2013-12-17BrandonWiley
Dust-tools200.0Network filtering exploration tools (library, network, program)2013-12-17BrandonWiley
DynamicTimeWarp20.0Dynamic time warping of sequences. (data, lgpl, library, program)2015-02-05zombiecalypse
DysFRP20.0dysFunctional Reactive Programming (bsd3, frp, library)2012-02-29MarekMaterzok
DysFRP-Cairo20.0dysFunctional Reactive Programming on Cairo (bsd3, frp, library)2012-02-29MarekMaterzok
DysFRP-Craftwerk40.0dysFunctional Reactive Programming on Craftwerk (bsd3, frp, library)2012-02-29MarekMaterzok
EEConfig40.0ExtremlyEasyConfig - Extremly Simple parser for config files (bsd3, library, parsing)2008-11-17BartoszWojcik
ENIG140.0Auto Korean conjugator/adjustor/adopter/converter (bsd3, library, natural-language-processing)2019-05-14yongjoon
Earley720.0Parsing all context-free grammars using Earley's algorithm. (bsd3, library, parsing)2019-02-24OlleFredriksson, phadej
EdisonAPI430.0A library of efficient, purely-functional data structures (API) (data-structures, library, mit)2022-09-11RobertDockins, lyxia
EdisonCore692.25A library of efficient, purely-functional data structures (Core Implementations) (data-structures, library, mit)2022-09-11RobertDockins, lyxia
Eight-Ball-Pool-Hack-Cheats (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
EitherT (deprecated in favor of either)120.0EitherT monad transformer (bsd3, control, deprecated, library)2012-04-22EyalLotem
Elm (deprecated in favor of elm-compiler)620.0The Elm language module. (bsd3, compiler, deprecated, language, library, program)2014-09-22EvanCzaplicki
Empty90.0A type class for empty containers (bsd3, control, library)2017-03-02fresheyeball
Encode150.0Encoding character data (codec, library, program, text)2016-05-26OtakarSmrz
EntrezHTTP (deprecated in favor of BiobaseHTTP)150.0Libary to interface with the NCBI Entrez REST service. (bioinformatics, deprecated, gpl, library)2017-08-10FlorianEggenhofer
Enum (deprecated)80.0Non-crashing `Enum` operations (bsd3, deprecated, library, unclassified)2019-12-11
EnumContainers30.0Simple Enum-class-based int containers (bsd3, data, library)2010-11-22EyalLotem
EnumMap70.0More general IntMap replacement. (bsd3, data-structures, library)2009-09-15JohnVanEnk
EqualitySolver110.0A theory solver for conjunctions of literals in the theory of uninterpreted functions with equality (bsd3, library, math)2014-11-02dillonhuff
EsounD30.0Type-safe bindings to EsounD (ESD; Enlightened Sound Daemon) (library, public-domain, sound)2011-05-11MasatakeDaimon
EstProgress80.0Methods for estimating the progress of functions (bsd3, data, library)2015-08-10JamesCandy
Etage320.0A general data-flow framework (ai, control, lgpl, library)2014-05-10MitarMilutinovic
Etage-Graph200.0Data-flow based graph algorithms (data-structures, lgpl, library, program)2014-05-10MitarMilutinovic
Etherbunny40.0A network analysis toolkit for Haskell (library, network, program)2008-01-18NicholasBurlett
EuroIT30.0Library for using euro currency, italian language (bsd3, data, library)2010-07-05PaoloVeronelli
Euterpea432.5Library for computer music research and education (bsd3, library, music, sound)2019-06-14dwincort, DonyaQuick
EventSocket30.0Interfaces with FreeSwitch Event Socket. (bsd3, library, network)2009-11-16DavidAustin
Extra (deprecated in favor of sr-extra, extra)240.0A grab bag of modules. (bsd3, deprecated, library, unclassified)2014-11-04DavidFox, JeremyShaw
FAI70.0Haskell Foreign Accelerate Interface (accelerate, lgpl, library)2018-07-30qinka
FComp100.0Compose music (gpl, library, music, program)2014-09-25JosePedroMagalhaes
FModExRaw (deprecated)80.0The Haskell FModEx raw API. (deprecated, gpl, library, sound)2013-12-29DimitriSabadie
FPretty180.0Efficient simple pretty printing combinators (bsd3, library, text.prettyprint)2015-11-16OlafChitil
FSM10.0Basic concepts of finite state machines. (bsd3, fsm, library)2020-06-07KidKoala
FTGL190.0Portable TrueType font rendering for OpenGL using the Freetype2 library (bsd3, graphics, library)2014-11-13JeffersonHeard, laquendi
FTGL-bytestring60.0Portable TrueType font rendering for OpenGL using the Freetype2 library (bsd3, graphics, library)2014-03-15seagull
Facebook-Password-Hacker-Online-Latest-Version (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
Facts130.0A collection of facts about the real world. (bsd3, factual, library)2010-10-18AlexanderSolla
FailureT (deprecated in favor of transformers)60.0Failure Monad Transformer (control, deprecated, failure, library, public-domain)2013-03-14
FastPush90.0A 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)50.0Fasta and Fastq streaming (bsd3, deprecated, library, unclassified)2015-04-23rcallahan
FenwickTree180.0Data structure for fast query and update of cumulative sums (bsd3, data-structures, library)2015-03-19MichalGajda
FerryCore110.0Ferry Core Components (bsd3, database, library)2011-08-17JeroenWeijers
FieldTrip80.0Functional 3D (bsd3, graphics, library)2009-06-05ConalElliott
FileManip (deprecated in favor of filemanip)240.0Expressive file and directory manipulation for Haskell. (bsd3, deprecated, library, system)2010-10-10BryanOSullivan
FileManipCompat290.0Expressive file and directory manipulation for Haskell. (bsd3, library, system)2011-04-28ThomasHartman
FilePather (deprecated in favor of filepather)290.0Functions on System.FilePath (bsd3, deprecated, library, system)2012-04-10TonyMorris
FileSystem40.0File system data structure and monad transformer. (bsd3, library, system)2011-01-28DanielDiaz
Files60.0File content extraction/rearrangement (io, library, mit, program)2016-10-19steven_yhw
Fin (deprecated)440.0Finite totally-ordered sets (bsd3, data, deprecated, library)2020-02-01
Finance-Quote-Yahoo240.0Obtain quote data from finance.yahoo.com (bsd3, library, web)2014-04-19BradClawsie
Finance-Treasury110.0Obtain Treasury yield curve data (bsd3, library, web)2008-06-18DonaldStewart, StephenLihn
FindBin290.0Locate directory of original program (bsd3, library, system)2011-03-27AudreyTang
FiniteCategories20.0Finite categories and usual categorical constructions on them. (data, gpl, library, maths)2022-03-28gsabbagh
FiniteMap (deprecated in favor of containers)60.0A 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
FirstOrderTheory110.0Grammar and typeclass for first order theories (bsd3, library, math)2014-11-05dillonhuff
FixedPoint-simple130.0Fixed point, large word, and large int numerical representations (types and common class instances) (bsd3, data, library)2014-06-24ThomasDuBuisson
FloatingHex350.0Read and write hexadecimal floating point numbers (bsd3, library, tools)2020-09-05LeventErkok
Focus80.0Tools for focusing in on locations within numbers (data, library, mit)2011-12-24NateSoares
Folly380.0A first order logic library in Haskell (bsd3, library, program, theorem-provers)2015-10-03dillonhuff
FontyFruity812.5A true type file format loader (bsd3, font, graphics, library, text)2019-10-02VincentBerthoux
ForSyDe (deprecated in favor of forsyde-shallow, forsyde-deep)130.0ForSyDe's Haskell-embedded Domain Specific Language. (bsd3, deprecated, hardware, language, library)2010-06-25AlfonsoAcosta, HoseinAttarzadeh, ugeorge, ingo
ForestStructures200.0Tree- and forest structures (bioinformatics, bsd3, formal-languages, library)2018-12-11ChristianHoener
Forestry50.0Comparison of trees and forests. (bioinformatics, bsd3, formal-languages, library)2017-11-23ChristianHoener
ForkableT40.0Forkable monad transformers (bsd3, control, library)2015-01-18AndrasSlemmer
FormalGrammars240.0(Context-free) grammars in formal language theory (bioinformatics, formal-languages, gpl, library)2019-10-02ChristianHoener
Fortnite-Hack-Cheats-Free-V-Bucks-Generator (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
FpMLv5350.0A binding for the Financial Products Markup Language (v5.3) (financial, library, xml)2012-06-19MalcolmWallace
Frames922.0Data frames For working with tabular data files (bsd3, data, library)2022-02-17AnthonyCowley
Frames-beam80.0A library for accessing Postgres tables as in-memory data structures. (bsd3, data, data-science, database, library)2018-09-02GagandeepBhatia
Frames-dsv120.0Alternative CSV parser for the Frames package (bsd3, data, library)2020-01-13AnthonyCowley
Frames-map-reduce190.0Frames wrapper for map-reduce-folds and some extra folds helpers. (bsd3, data, library)2021-04-27adamCS
Frames-streamly110.0A streamly layer for Frames I/O (bsd3, data, library)2021-09-22adamCS
FreeTypeGL (deprecated in favor of FTGL)120.0Loadable texture fonts for OpenGL. (bsd3, deprecated, graphics, library)2013-01-28EyalLotem
FunGEn220.0A lightweight, cross-platform, OpenGL-based game engine. (bsd3, game, game-engine, library, program)2020-10-18MiloslavRaus, SimonMichael
GA70.0Genetic algorithm library (ai, algorithms, bsd3, library, optimisation)2011-09-27KennethHoste
GHood190.0A graphical viewer for Hood (bsd3, debug, library)2018-05-14HugoPacheco, JanisVoigtlaender
GLFW250.0A Haskell binding for GLFW (bsd3, graphics, library)2016-04-01PaulLiu
GLFW-OGL50.0A binding for GLFW (OGL) (bsd3, graphics, library)2008-11-17NealAlexander
GLFW-b1482.5Bindings to GLFW OpenGL library (bsd3, graphics, library)2019-10-20BrianLewis, SchellScivally, Mokosha, javjarfer
GLFW-task90.0GLFW utility functions to use together with monad-task. (bsd3, graphics, library)2018-01-04PaulLiu
GLHUI70.0Open OpenGL context windows in X11 with libX11 (bsd3, graphics, library)2012-02-24HugoGomes
GLM110.0Simple Gridlab-D GLM parser and utilities. (language, library, mit, program)2015-10-09LyndonMaydwell
GLMatrix40.0Utilities for working with OpenGL matrices (gpl, graphics, library)2014-03-15fiendfan1
GLURaw1680.0A raw binding for the OpenGL graphics system (bsd3, graphics, library)2021-11-14JasonDagit, SvenPanne
GLUT1640.0A binding for the OpenGL Utility Toolkit (bsd3, graphics, library)2021-01-18ChrisDornan, IanLynagh, JasonDagit, SvenPanne
GLUtil980.0Miscellaneous OpenGL utilities. (bsd3, graphics, library)2020-06-17AnthonyCowley
GPX400.0Parse GPX files (bsd3, library, utils)2013-12-20ThomasDuBuisson, TonyMorris
GPipe582.0Typesafe functional GPU graphics programming (graphics, library, mit)2020-04-10TobiasBexelius
GPipe-Collada60.0Load GPipe meshes from Collada files (bsd3, graphics, library)2012-08-06TobiasBexelius
GPipe-Core40.0Typesafe functional GPU graphics programming (graphics, library, mit)2021-04-13srk, pippijn
GPipe-GLFW210.0GLFW OpenGL context creation for GPipe (graphics, library, mit)2020-11-01plredmond
GPipe-GLFW450.0GLFW OpenGL context creation for GPipe (graphics, library, mit, program)2021-04-11srk, pippijn
GPipe-TextureLoad70.0Load GPipe textures from filesystem (bsd3, graphics, library)2012-06-27TobiasBexelius
GTALib120.0A library for GTA programming (bsd3, language, library)2012-06-08KentoEmoto
Gamgine260.0Some kind of game library or set of utilities. (bsd3, library)2020-06-27DanielTrstenjak
GaussQuadIntegration80.0Non-adaptive Gaussian quadrature for numeric integraton (bsd3, library, math)2011-09-15GrigorySarnitsky
GenI270.0A natural language generator (specifically, an FB-LTAG surface realiser) (library, natural-language-processing, program)2017-10-03EricKow
Genbank140.0Libary for processing the NCBI genbank format (bioinformatics, library, program)2014-10-26FlorianEggenhofer
Gene-CluEDO40.0Hox gene clustering (bioinformatics, gpl, library, program)2017-09-11ChristianHoener
GenericPretty570.0A generic, derivable, haskell pretty printer. (bsd3, generics, library, pretty-printer, text)2018-03-10RazvanRanca
GenussFold50.0MCFGs for Genus-1 RNA Pseudoknots (bioinformatics, formal-languages, gpl, library, program)2015-07-16ChristianHoener
GeoIp100.0Pure bindings for the MaxMind IP database. (library, network)2008-12-08StephenCook
GeocoderOpenCage32.0Geocoder and Reverse Geocoding Service Wrapper (library, web)2015-10-25juergenhah, jhahn
Geodetic (deprecated in favor of geodetic)110.0Geodetic calculations (bsd3, deprecated, library, utils)2011-11-21TonyMorris
GeomPredicates70.0Geometric predicates (bsd3, library, math)2010-06-27NealAlexander
GeomPredicates-SSE50.0Geometric predicates (Intel SSE) (bsd3, library, math)2010-06-27NealAlexander
Get30.0get stuff out of stuff (bsd3, control, library)2018-01-10MarisaVeryMoe
GiST30.0A Haskell implementation of a Generalized Search Tree (GiST) (data-structures, library)2013-06-27MihailBogojeski
Gifcurry512.0GIF creation utility. (application, bsd3, graphics, library, program)2018-03-21lettier
GiveYouAHead70.0to auto-do somethings (giveyouahead, library, mit)2015-06-25Qinka
Gleam50.0HTML Canvas graphics, animations and simulations. (bsd3, graphics, library)2020-05-06EbinBenny
Glob2522.0Globbing library (bsd3, library, system)2021-11-10MattiNiemenmaa, kakkun61
GlomeTrace140.0Ray Tracing Library (graphics, library)2014-04-07JimSnow
GlomeVec60.0Simple 3D vector library (graphics, library)2014-01-27JimSnow
GoogleChart30.0Generate web-based charts using the Google Chart API (bsd3, graphics, library)2008-02-09EvanMartin
GoogleCodeJam90.0A monad for flexible parsing of Google Code Jam input files with automatic parallelization. (library, mit, text)2017-01-22johannesgerer
GoogleDirections40.0Haskell Interface to Google Directions API (bsd3, library, network)2010-12-24KevinOberlies
GoogleSB30.0Interface to Google Safe Browsing API (bsd3, library, security)2009-06-19AlexOtt
GoogleSuggest130.0Interface to Google Suggest API (browser, gpl, library)2010-10-01AndyStewart
GoogleTranslate150.0Interface to Google Translate API (gpl, language, library)2010-10-01AndyStewart
GotoT-transformers50.0A monad and monadic transformer providing "goto" functionality (bsd3, control, library)2012-07-22GregoryCrosswhite
Grafos40.0Grafos Haskell (bsd3, library, unclassified)2016-10-24jppianta83
GrammarProducts180.0Grammar products and higher-dimensional grammars (bioinformatics, formal-languages, gpl, library)2019-10-02ChristianHoener
Graph50060.0Graph500 benchmark-related definitions and data set generator. (concurrency, gpl, library, program)2013-11-05
GraphHammer60.0GraphHammer Haskell graph analyses framework inspired by STINGER. (concurrency, gpl, library)2013-11-05
GraphHammer-examples40.0Test harness for TriangleCount analysis. (concurrency, gpl, library, program)2013-11-05
GraphSCC560.0Tarjan's algorithm for computing the strongly connected components of a graph. (algorithms, bsd3, library)2013-07-22IavorDiatchki
Graphalyze710.0Graph-Theoretic Analysis library. (algorithms, graphs, library)2017-05-03IvanMiljenovic
Grempa220.0Embedded grammar DSL and LALR parser generator (bsd3, library, parsing)2013-02-07DavidFox, OlleFredriksson
GroteTrap190.0Parser and selection library for expression languages. (bsd3, language, library)2016-10-08MartijnVanSteenbergen
Grow70.0A declarative make-like interpreter. (build, library)2014-07-13MarcCoiffier
GrowlNotify110.0Notification utility for Growl. (bsd3, library, network, program)2008-05-18NicholasBurlett
Gtk2hsGenerics40.0Convenience functions to extend Gtk2hs. (gui, library)2009-07-05MichaelDever
GtkGLTV30.0OpenGL support for Gtk-based GUIs for Tangible Values (bsd3, library, user-interfaces)2011-12-28ConalElliott
GtkTV280.0Gtk-based GUIs for Tangible Values (bsd3, library, user-interfaces)2011-12-28ConalElliott
GuiTV40.0GUIs for Tangible Values (bsd3, interfaces, library, user-interfaces)2008-02-19ConalElliott
HABQT70.0Hierarchical adaptive Bayesian quantum tomography for quantum bits (bsd3, library, math, program, quantum)2018-07-01LeonidBelinsky
HARM (deprecated)80.0A simple ARM emulator in haskell (compilers-interpreters, deprecated, library, program)2008-12-06AlexMason
HAppS-Data (deprecated in favor of happstack-data)100.0HAppS data manipulation libraries (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-IxSet (deprecated in favor of happstack-ixset)80.0 (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-Server (deprecated in favor of happstack-server)110.0Web related tools and services. (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-State (deprecated in favor of happstack-state)130.0Event-based distributed state. (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppS-Util (deprecated in favor of happstack-util)90.0Web framework (bsd3, deprecated, distributed-computing, library, web)2008-11-09DavidHimmelstrup
HAppSHelpers (deprecated in favor of happstack-helpers)360.0OBSOLETE. Please use happstack-helpers (bsd3, deprecated, library, web)2010-05-09ThomasHartman
HCL372.0High-level library for building command line interfaces. (bsd3, library, program, user-interfaces)2021-01-05JustinBailey, jlamothe
HCard30.0A library for implementing a Deck of Cards (bsd3, game-, library)2009-04-08JoeFredette
HCodecs700.0A library to read, write and manipulate MIDI, WAVE, and SoundFont2 files. (bsd3, codec, library)2020-02-21GeorgeGiorgidze, DonyaQuick, Mokosha
HDBC1092.25Haskell Database Connectivity (bsd3, database, library)2022-02-16DavidJohnson, ErikHesselink, IsaacJones, JohnGoerzen, NicolasWu, rsoeldner
HDBC-mysql560.0MySQL driver for HDBC (database, library)2016-11-06BryanOSullivan, ChrisWaterson, ryantm
HDBC-odbc750.0ODBC driver for HDBC (bsd3, database, library)2019-04-08IsaacJones, JohnGoerzen, NicolasWu, anton_dessiatov, rsoeldner
HDBC-postgresql1031.25PostgreSQL driver for HDBC (bsd3, database, library)2022-02-17DavidJohnson, ErikHesselink, IsaacJones, JohnGoerzen, rsoeldner
HDBC-postgresql-hstore (deprecated in favor of postgresql-simple)60.0Manipulate data in PostgreSQL "hstore" columns. (database, deprecated, library, mit)2012-07-06AlexanderBondarenko
HDBC-session230.0Bracketed connection for HDBC (bsd3, database, library)2018-06-07KeiHibino
HDBC-sqlite3430.0Sqlite v3 driver for HDBC (bsd3, database, library)2015-04-24ErikHesselink, IsaacJones, JohnGoerzen, rsoeldner
HDRUtils60.0Utilities for reading, manipulating, and writing HDR images (bsd3, graphics, library)2009-08-28JeffersonHeard
HERA30.0 (bsd3, library, math)2008-12-05LukePalmer
HExcel62.25Create Excel files with Haskell (Excel, bsd3, data, library, spreadsheet, text)2020-03-14v0d1ch
HFitUI90.0The library for generating a graphical interface on the web (bsd3, library, program, web)2017-06-05QSpider2017
HFrequencyQueue50.0A Queue with a random (weighted) pick function (data, gpl, library)2015-08-28Bellaz
HFuse341.75HFuse is a binding for the Linux FUSE library. (bsd3, library, system)2018-01-15GwernBranwen, MaximTreskin, PaulVanDerWalt, TaruKarttunen, M15K, dhrosa
HGE2D130.02D game engine written in Haskell (game, library, mit, program)2016-07-30I3ck
HGL280.0A simple graphics library based on X11 or Win32 (bsd3, graphics, library)2019-11-27AlanHawkins, ChristophLueth
HGamer3D310.0Toolset for the Haskell Game Programmer (game-engine, library)2018-02-13PeterAlthainz
HGamer3D-API (deprecated in favor of HGamer3D)150.0Library to enable 3D game development for Haskell - API (deprecated, game, library)2012-07-22PeterAlthainz
HGamer3D-Audio (deprecated in favor of HGamer3D)50.0Toolset for the Haskell Game Programmer - Audio Functionality (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-Bullet-Binding (deprecated)40.0Windows 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)30.0Library to enable 3D game development for Haskell - cAudio Bindings (deprecated, game, library)2012-04-15PeterAlthainz
HGamer3D-CEGUI-Binding (deprecated in favor of HGamer3D)130.0A Toolset for the Haskell Game Programmer - CEGUI Bindings (deprecated, game-engine, gui, library)2015-01-03PeterAlthainz
HGamer3D-Common (deprecated in favor of HGamer3D)50.0Toolset for the Haskell Game Programmer - Game Engine and Utilities (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-Data (deprecated in favor of HGamer3D)250.0Toolset for the Haskell Game Programmer - Data Definitions (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-Enet-Binding (deprecated in favor of HGamer3D)90.0Enet Binding for HGamer3D (deprecated, game-engine, library, network)2015-01-03PeterAlthainz
HGamer3D-GUI (deprecated in favor of HGamer3D-Graphics3D)80.0GUI Functionality for HGamer3D (deprecated, game-engine, library)2014-08-11PeterAlthainz
HGamer3D-Graphics3D (deprecated in favor of HGamer3D)70.0Toolset for the Haskell Game Programmer - 3D Graphics Functionality (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-InputSystem (deprecated in favor of HGamer3D)70.0Joystick, Mouse and Keyboard Functionality for HGamer3D (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-Network (deprecated in favor of HGamer3D)100.0Networking Functionality for HGamer3D (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-OIS-Binding (deprecated in favor of HGamer3D-SFML-Binding)100.0Library to enable 3D game development for Haskell - OIS Bindings (deprecated, game, library)2012-04-15PeterAlthainz
HGamer3D-Ogre-Binding (deprecated in favor of HGamer3D)240.0Ogre Binding for HGamer3D (deprecated, game-engine, graphics, library)2015-01-03PeterAlthainz
HGamer3D-SDL2-Binding (deprecated in favor of HGamer3D)120.0SDL2 Binding for HGamer3D (deprecated, game-engine, library)2015-01-03PeterAlthainz
HGamer3D-SFML-Binding (deprecated in favor of HGamer3D)280.0SFML Binding for HGamer3D (audio, deprecated, game-engine, graphics, library)2015-01-03PeterAlthainz
HGamer3D-WinEvent (deprecated in favor of HGamer3D-Graphics3D)100.0Windowing and Event Functionality for HGamer3D (deprecated, game-engine, library)2014-08-11PeterAlthainz
HGamer3D-Wire (deprecated in favor of HGamer3D)90.0Wire Functionality for HGamer3D (deprecated, game-engine, library)2014-04-01PeterAlthainz
HGraphStorage70.0Graph database stored on disk (bsd3, database, library)2015-01-30JeanPhilippeMoresmau
HHDL50.0Hardware Description Language embedded in Haskell. (bsd3, hardware, library)2011-12-17SergueyZefirov
HJScript150.0HJScript is a Haskell EDSL for writing JavaScript programs. (bsd3, language, library, web)2013-07-18JeremyShaw, NiklasBroberg
HJVM20.0A library to create a Java Virtual Machine and manipulate Java objects (bsd3, language, library)2012-03-15JeanPhilippeMoresmau
HJavaScript140.0HJavaScript is an abstract syntax for a typed subset of JavaScript. (bsd3, language, library)2010-03-05NiklasBroberg
HLearn-algebra (deprecated in favor of subhask)310.0Algebraic foundation for homomorphic learning (bsd3, data-mining, deprecated, library, machine-learning)2014-05-30MikeIzbicki
HLearn-approximation (deprecated)100.0 (bsd3, data-mining, data-structures, deprecated, library, machine-learning)2013-07-30MikeIzbicki
HLearn-classification (deprecated)100.0 (bsd3, data-mining, deprecated, library, machine-learning)2014-06-04MikeIzbicki
HLearn-datastructures (deprecated)80.0 (bsd3, data-mining, data-structures, deprecated, library, machine-learning)2013-07-27MikeIzbicki
HLearn-distributions (deprecated)320.0Distributions for use with the HLearn library (bsd3, data-mining, deprecated, library, machine-learning, statistics)2014-03-27MikeIzbicki
HList532.0Heterogeneous lists (data, library, mit)2022-02-18AdamVogt, GwernBranwen
HLogger (deprecated in favor of hlogger)40.0Simple, concurrent and easy-to-use logging library (bsd3, concurrency, deprecated, library, logging, program)2011-03-02JonKristensen
HMM30.0A hidden markov model library (algorithms, bsd3, data-mining, library, machine-learning)2012-03-25MikeIzbicki
HMap340.0Fast heterogeneous maps and unconstrained typeable-like functionality. (bsd3, data, data-structures, library)2018-04-17AtzeVanDerPloeg
HMarkov130.0Markov-generated sequences (bsd3, library, text)2016-12-04swizzard
HMock320.0A flexible mock framework for testing effectful code. (bsd3, library, testing)2021-12-21ChrisSmith
HNM70.0Happy Network Manager (bsd3, library, network, program, system)2009-01-25CetinSert
HNumeric132.0Haskell Numeric Library with pure functionality, R & MATLAB Syntax. (bsd3, hnum, library, linearalgebra, numeric, statistics)2018-06-20edeftg
HODE70.0Binding to libODE (bsd3, game, library, physics)2008-10-27DavidHimmelstrup
HOpenCV350.0A binding for the OpenCV computer vision library (ai, gpl, graphics, library, program)2015-08-08NoamLewis
HPDF510.0Generation of PDF documents (bsd3, graphics, library, program)2022-02-21SylvainHenry, alpheccar
HPath50.0Extract Haskell declarations by name. (bsd3, library, program, source-tools, text)2010-01-02JasonDusek
HPhone (deprecated)100.0Phone number parser and validator - This is now DEPRECATED! (deprecated, library, text)2016-06-23vijayanant, raghuugare
HPi162.0GPIO, I2C and SPI functions for the Raspberry Pi. (bsd3, library, system)2020-03-11WJWH
HPlot50.0A minimal monadic PLplot interface for Haskell (bsd3, foreign, graphics, library, program)2009-08-04YakovZaytsev
HQu112.0quantitative finance library (finance, library, math, mit)2021-07-09ghais
HROOT380.0Haskell binding to the ROOT data analysis framework (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-core90.0Haskell binding to ROOT Core modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-graf60.0Haskell binding to ROOT Graf modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-hist130.0Haskell binding to ROOT Hist modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-io50.0Haskell binding to ROOT IO modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-math90.0Haskell binding to ROOT Math modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HROOT-tree20.0Haskell binding to ROOT Tree modules (graphics, lgpl, library, math, numerical, statistics)2017-02-01IanWooKim
HSFFIG80.0Generate FFI import declarations from C include files (bsd3, ffi-tools, library, program)2010-07-15DmitryGolubovsky
HSGEP150.0Gene Expression Programming evolutionary algorithm in Haskell (ai, bsd3, library, program)2012-12-24MatthewSottile
HSH680.0Library to mix shell scripting with Haskell programs (library, system)2017-03-04JohnGoerzen
HSHHelpers520.0Convenience functions that use HSH, instances for HSH. (library, system)2010-01-19ThomasHartman
HSet80.0Faux heterogeneous sets (bsd3, data, library)2017-05-11athanclark
HSlippyMap292.0OpenStreetMap Slippy Map (bsd3, geography, library)2018-05-11apeyroux
HSmarty190.0Small template engine (bsd3, library, text)2022-07-31AlexanderThiemann
HSoM40.0Library for computer music education (bsd3, library, sound)2017-06-01DonyaQuick
HSoundFile (deprecated in favor of sndfile-enumerators)50.0Audio file reading/writing (bsd3, codecs, deprecated, library, sound)2008-05-04JohnLato
HStringTemplate1732.0StringTemplate implementation in Haskell. (bsd3, library, text)2021-08-12SterlingClover
HStringTemplateHelpers230.0Convenience functions and instances for HStringTemplate (library, text)2009-11-03ThomasHartman
HSvm270.0Haskell Bindings for libsvm (bsd3, classification, datamining, library)2021-11-12PaoloLosi, PavelRyzhov
HTF1742.0The Haskell Test Framework (lgpl, library, program, testing)2022-03-06DavidLeuschner, GwernBranwen, StefanWehr
HTTP3982.0A library for client-side HTTP (bsd3, library, network)2022-05-17BjornBringert, BryanOSullivan, DonaldStewart, DuncanCoutts, GaneshSittampalam, JohanTibell, SigbjornFinne
HTTP-Simple (deprecated in favor of HTTP)50.0DEPRECATED Enable simple wrappers to Network.HTTP (bsd3, deprecated, library, network)2009-04-12BradClawsie
HUnit2802.25A unit testing framework for Haskell (bsd3, library, testing)2021-01-19AdamBergmark, DonaldStewart, DuncanCoutts, RichardGiraud, SimonHengel, ryanglscott
HUnit-Diff (deprecated)40.0Assertions for HUnit with difference reporting (bsd3, deprecated, library, testing)2012-01-22DagOdenhall
HUnit-Plus260.0A test framework building on HUnit. (bsd3, library, test, testing)2017-04-10emc2
HUnit-approx290.0Approximate equality for floating point numbers with HUnit (bsd3, library, testing)2017-10-31RichardEisenberg
HXMPP (deprecated in favor of pontarius-xmpp)70.0A (prototyped) easy to use XMPP library (bsd3, deprecated, library, network, program)2011-03-02JonKristensen
HXQ670.0A Compiler from XQuery to Haskell (bsd3, library, xml)2016-01-07LeonidasFegaras
HaLeX250.0HaLeX enables modelling, manipulation and visualization of regular languages (data, library, program, public-domain)2017-02-10GwernBranwen, joaoSaraiva
HaMinitel30.0An Haskell library to drive the french Minitel through a serial port (gpl, library, terminal)2014-07-12zigazou
HaPy90.0Haskell bindings for Python (foreign, library, mit)2015-05-29DavidFisher
HaTeX1012.25The Haskell LaTeX library. (bsd3, latex, library)2022-02-05DanielDiaz
HaTeX-qq220.0Quasiquoters for HaTeX (bsd3, library, text)2017-05-11HiromiIshii
HaVSA102.0An implementation of the Version Space Algebra learning framework. (ai, bsd3, library, program)2011-04-05RoganCreswick
HaXml1590.0Utilities for manipulating XML documents (lgpl, library, program, text, xml)2022-10-18JensPetersen, MalcolmWallace, phadej
Hach60.0Simple chat (library, mit, network, program)2013-11-17DmitryMalikov
HackMail50.0A Procmail Replacement as Haskell EDSL (bsd3, library, network, program)2009-03-28JoeFredette
Haggressive110.0Aggression analysis for Tweets on Twitter (gpl, library, web)2014-12-01Pold87
HandlerSocketClient (deprecated)200.0Haskell implementation of a HandlerSocket client (API). (bsd3, database, deprecated, library)2012-02-20XingboWu
HandsomeSoup560.0Work with HTML more easily in HXT (bsd3, library, text)2015-06-09AdityaBhargava
HappyTree30.0Type Safe and End to End Decision Tree (bsd3, data, library)2018-01-08MarisaVeryMoe
HarmTrace-Base112.0Parsing and unambiguously representing musical chords. (lgpl, library, music)2017-10-03BasDeHaas, JosePedroMagalhaes
HasBigDecimal362.25A library for arbitrary precision decimal numbers. (apache, library, math, program)2022-09-01thma
HasCacBDD140.0Haskell bindings for CacBDD (data, gpl, library)2020-06-30m4lvin
HasGP20.0A Haskell library for inference using Gaussian processes (ai, classification, datamining, gpl, library, statistics)2011-10-26SeanHolden
HaskRel110.0HaskRel, Haskell as a DBMS with support for the relational algebra (database, gpl, library)2015-11-25thormick
HaskellForMaths550.0Combinatorics, group theory, commutative algebra, non-commutative algebra (bsd3, library, math)2018-12-15DavidAmos
HaskellLM110.0Pure Haskell implementation of the Levenberg-Marquardt algorithm (library, math)2012-02-29KietLam
HaskellNN160.0High Performance Neural Network in Haskell (ai, library)2012-01-29KietLam
HaskellNet610.0Client support for POP3, SMTP, and IMAP (bsd3, library, network)2022-05-17AlexanderVershilov, JonathanDaugherty
HaskellNet-SSL550.0Helpers to connect to SSL/TLS mail servers with HaskellNet (bsd3, library, network)2021-06-15DanielWright, lemol, Hazelfire
Hastodon272.0mastodon client module for Haskell (library, mit, web)2018-05-28syucream
Hate42.0A small 2D game framework. (graphics, library, mit, program)2015-12-21bananu7
Hawk40.0Haskell Web Application Kit (bsd3, library, web)2010-06-01BjoernPeemoeller
Hclip550.0A small cross-platform library for reading and modifying the system clipboard. (bsd3, library, system)2016-06-15JensThomas
Hedi50.0Line oriented editor (bsd3, editor, library, program)2008-11-30PaoloVeronelli
HerbiePlugin50.0automatically improve your code's numeric stability (bsd3, library, math)2015-09-28MikeIzbicki
Hermes (deprecated)130.0Message-based middleware layer (bsd3, deprecated, library, middleware, network)2010-05-18SveinOveAas
Hieroglyph250.0Purely functional 2D graphics for visualization. (bsd3, graphics, library)2009-08-25JeffersonHeard
HiggsSet (deprecated)50.0A multi-index set with advanced query capabilites (bsd3, data, deprecated, library)2012-02-04LarsPetersen
Hipmunk (deprecated)360.0A Haskell binding for Chipmunk. (deprecated, game, library, physics)2015-07-23FelipeLessa, SoenkeHahn
Hipmunk-Utils80.0Useful functions for Hipmunk (bsd3, game, library, physics)2017-09-06suzumiya
Hish130.0 (bsd3, command-line, console, library, program, shell)2016-03-31jaiyalas
Histogram910.0 (bsd3, charts, library)2012-11-09MikeIzbicki
Hoed360.0Lightweight algorithmic debugging. (bsd3, debug, library, trace)2018-03-17faddegon
HoleyMonoid90.0Monoids with holes. (bsd3, data-structures, library)2017-02-13MartijnVanSteenbergen
Holumbus-Distribution60.0intra- and inter-program communication (distributed-computing, library, network, program)2010-08-31StefanSchmidt
Holumbus-MapReduce90.0a distributed MapReduce framework (distributed-computing, library, program)2010-08-31StefanSchmidt
Holumbus-Searchengine100.0A search and indexing engine. (data, library, mit, text)2012-03-01UweSchmidt
Holumbus-Storage50.0a distributed storage system (distributed-computing, library, program)2010-05-04StefanSchmidt
Homology60.0Compute the homology of a chain complex (library, math)2012-06-24DamekDavis
HongoDB50.0A Simple Key Value Store (bsd3, database, library)2011-04-08HideyukiTanaka
HostAndPort50.0Parser for host and port pairs like localhost:22 (library, mit, network)2015-08-01slava
Hs2lib250.0A Library and Preprocessor that makes it easier to create shared libs from Haskell programs. (bsd3, development, library, program)2015-01-27TamarChristina
HsASA40.0A haskell interface to Lester Ingber's adaptive simulating annealing code (bsd3, library, math)2012-01-27DonaldStewart, MalcolmWallace
HsHTSLib340.0Bindings to htslib. (bio, library, mit)2021-09-30kaizhang
HsHaruPDF30.0Haskell binding to libharu (http://libharu.sourceforge.net/) (bsd3, graphics, library)2007-11-13AudreyTang
HsHyperEstraier180.0HyperEstraier binding for Haskell (library, public-domain, text)2011-07-28MasatakeDaimon
HsJudy70.0Judy bindings, and some nice APIs (bsd3, data, library)2008-03-07GwernBranwen
HsOpenSSL2692.0Partial OpenSSL binding for Haskell (cryptography, library, public-domain)2021-09-29MasatakeDaimon, VladimirShabanov
HsOpenSSL-x509-system550.0Use the system's native CA certificate store with HsOpenSSL (bsd3, filesystem, library, system)2020-08-23MariosTitas
HsParrot120.0Haskell integration with Parrot virtual machine (bsd3, language, library, pugs)2015-08-15AudreyTang
HsPerl5170.0Haskell interface to embedded Perl 5 interpreter (bsd3, language, library, pugs)2015-08-15AudreyTang
HsSVN300.0Partial Subversion (SVN) binding for Haskell (development, library, public-domain, system)2013-09-30MasatakeDaimon
HsSyck380.0Fast, lightweight YAML loader and dumper (library, mit, pugs, text)2015-02-27AudreyTang, GwernBranwen, OliverCharles
HsTools50.0Haskell helper functions (bsd3, generic, library)2010-09-07ChristianHoener
HsWebots70.0Webots bindings for Haskell (library, mit, robotics)2020-03-16junjihashimoto
HsYAML2311.5Pure Haskell YAML 1.2 processor (gpl, library, text)2022-05-11AndreasAbel, HerbertValerioRiedel, sjakobi
HsYAML-aeson1502.25JSON to YAML Adapter (codec, gpl, json, library, text, web, yaml)2021-11-07AndreasAbel, HerbertValerioRiedel, sjakobi
Hsed70.0Stream Editor in Haskell (bsd3, editor, library, program)2011-03-13VitaliyRukavishnikov
Hsmtlib70.0Haskell library for easy interaction with SMT-LIB 2 compliant solvers. (bsd3, library, smt----------)2014-07-02roger62
HueAPI210.0API for controlling Philips Hue lights (bsd3, hardware, library)2016-02-13SjoerdVisscher
HulkImport60.0Easily bulk import CSV data to SQL Server (bsd3, data, library, program)2015-11-09smobs
Hungarian-Munkres230.0A Linear Sum Assignment Problem (LSAP) solver (algorithms, gpl, library)2014-10-08kaizhang
Hydrogen50.0The library for generating a WebGL scene for the web (bsd3, library, program, web)2017-06-14QSpider2017
I1M100.0Code for the Haskell course taught at the University of Seville. (data-structures, education, gpl, library)2021-05-08Jose_A_Alonso
IDynamic30.0Indexable, serializable form of Data.Dynamic (bsd3, data, library)2009-10-16AlbertoCorona
IFS40.0Iterated Function System generation for Haskell (bsd3, graphics, library, program)2007-11-06alpheccar
IOR40.0Region based resource management for the IO monad. (bsd3, library, monadic-regions, system)2008-05-25IvanTomac
IORefCAS (deprecated in favor of atomic-primops)120.0Atomic compare and swap for IORefs and STRefs. (bsd3, data, deprecated, library)2013-05-07RyanNewton
IOSpec562.0A pure specification of the IO monad. (bsd3, library, testing)2018-12-28BertramFelgenhauer, WouterSwierstra
IPv6Addr580.0Library to deal with IPv6 address text representations. (bsd3, library, network)2022-06-18MichelBoucey
IPv6DB450.0A RESTful microService for IPv6-related data (bsd3, database, library, network, program)2022-11-21MichelBoucey
IcoGrid60.0Library for generating grids of hexagons and pentagons mapped to a sphere. (graphics, library)2010-01-23JimSnow
IfElse590.0Anaphoric and miscellaneous useful control-flow (bsd3, control, library)2008-12-24IvanPerez, JeffersonHeard, keera_studios_ci
Imlib190.0 (bsd3, graphics, library)2009-03-30AndreasRaster, CaleGibbard
ImperativeHaskell292.0A library for writing Imperative style haskell. (control, development, embedded, gpl, language, library)2012-06-07MatthewMirman
IndentParser (deprecated)90.0Combinators for parsing indentation based syntatic structures (deprecated, library, parsing)2007-10-19PiyushKurur
IndexedList40.0Length- and element-indexed lists sitting somewhere between homogeneous and fully heterogeneous. (bsd3, data, library)2014-06-28kwf
InfixApplicative100.0liftA2 for infix operators. (bsd3, control, library)2009-12-24ThomasDavie
IntFormats10.0Convert integers in various bases to and from strings (library, mpl, text)2019-10-12LyraSolomon
IntGraph100.0Dynamically sized graph library (bsd3, data-structure, library)2018-07-01sam_barr
InternedData30.0Data interning (with compact regions where possible) (bsd3, data, data-structures, library, natural-language-processing)2019-10-02ChristianHoener
Interpolation530.0Multiline strings, interpolation and templating. (data, library, text)2012-10-05VilleTirronen
Interpolation-maxs40.0Multiline strings, interpolation and templating. (data, library, text)2014-03-14MaxwellSwadling
IntervalMap932.0Containers for intervals, with efficient search. (bsd3, data, library)2020-06-08ChristophBreitkopf
Irc50.0DSL for IRC bots (gpl, library, network)2015-01-21yunxing
IrrHaskell90.0Haskell FRP binding to the Irrlicht game engine. (ffi, game-engine, graphics, library)2011-04-03EwenCochran, MaciejBaranski
IsNull50.0A typeclass to determine if a given value is null. (bsd3, data, library)2014-06-19jcristovao
JSON-Combinator (deprecated in favor of lens)370.0A 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)40.0Example uses of the JSON-Combinator library. (bsd3, combinators, deprecated, library)2010-12-20TonyMorris
JSONParser110.0Parse JSON (bsd3, library, text)2019-05-22AlanHawkins
JSONb210.0JSON parser that uses byte strings. (bsd3, library, text)2012-02-10JasonDusek
JYU-Utils100.0Some utility functions for JYU projects (library, mit, utility)2011-09-27VilleTirronen
JackMiniMix (deprecated in favor of jackminimix)80.0control JackMiniMix (deprecated, gpl, library, sound)2010-08-22RenickBell
Jazzkell20.0Library for modeling jazz improvisation. (library, music)2019-05-19DonyaQuick
Jdh30.0A Json implementation for Haskell, with JavaScript Values and Encoding/Decoding (data, library, mit)2017-02-25brunoczim
Jikka110.0A transpiler from Python to C++ for competitive programming (compilers-interpreters, library, program)2021-09-25kimiyuki
JsContracts70.0Design-by-contract for JavaScript (bsd3, language, library, program)2009-12-15ArjunGuha
JsonGrammar190.0Combinators for bidirectional JSON parsing (bsd3, json, language, library)2016-10-07MartijnVanSteenbergen
JuPyTer-notebook30.0JuPyTer notebook parser (bsd3, data, library, program)2017-11-21MichalGajda
JuicyPixels4782.75Picture loading/serialization (in png, jpeg, bitmap, gif, tga, tiff and radiance) (bsd3, codec, graphics, image, library)2022-07-17VincentBerthoux
JuicyPixels-blp100.0BLP format decoder/encoder over JuicyPixels library (bsd3, codec, graphics, image, library, program)2021-10-25NCrashed
JuicyPixels-blurhash52.0Blurhash is a very compact represenation of a placeholder for an image (bsd3, graphics, image, library, program)2020-05-24smprts
JuicyPixels-canvas20.0Functions for drawing lines, squares and so on pixel by pixel (bsd3, graphics, library)2014-05-05eax
JuicyPixels-extra570.0Efficiently scale, crop, flip images with JuicyPixels (bsd3, graphics, image, library)2021-07-22mrkkrp
JuicyPixels-repa370.0Convenience functions to obtain array representations of images. (bsd3, graphics, library)2016-05-14ThomasDuBuisson
JuicyPixels-scale-dct230.0Scale JuicyPixels images with DCT (bsd3, graphics, image, library)2018-05-19phadej
JuicyPixels-stbir90.0Scale JuicyPixels images with stb_image_resize (bsd3, graphics, image, library)2018-02-24mtolly
JuicyPixels-util60.0Convert JuicyPixel images into RGBA format, flip, trim and so on (bsd3, control, library)2014-10-18FumiakiKinoshita
JunkDB60.0 (bsd3, database, library)2014-04-21seagull
JunkDB-driver-gdbm80.0 (bsd3, database, library)2014-04-21seagull
JunkDB-driver-hashtables80.0 (bsd3, database, library)2014-04-21seagull
JustParse100.0A simple and comprehensive Haskell parsing library (library, public-domain, text)2014-06-23grantslatton
KMP140.0Knuth–Morris–Pratt string searching algorithm (algorithms, bsd3, library)2018-12-17CindyLinz
KSP20.0A library with the kerbal space program universe and demo code (library, public-domain, testing)2015-06-07frosch03, brettschneider
Kalman (deprecated in favor of kalman)80.0A slightly extended Kalman filter (bsd3, deprecated, library, math)2015-04-05DominicSteinitz
Kawaii-Parser90.0A simple parsing library. (bsd3, library, monad-transformers, parsing, tokenisation)2021-07-11Liisi_Kerik
KdTree190.0KdTree, for efficient search in K-dimensional point clouds. (bsd3, data-mining, data-structures, graphics, library, machine-learning)2017-09-29IssacTrotts, jessekempf
Ketchup210.0A super small web framework for those who don't like big and fancy codebases (ketchup, library, mit, web)2015-02-24Hamcha
KiCS180.0A compiler from Curry to Haskell (compiler, library, program)2012-07-02BerndBrassel, BjoernPeemoeller, CurryLanguage
KiCS-debugger40.0debug features for kics (debug, library, program)2009-10-23BerndBrassel
KiCS-prophecy30.0a transformation used by the kics debugger (debug, library, program)2009-10-23BerndBrassel
Kleislify100.0Variants of Control.Arrow functions, specialised to kleislis. (bsd3, control, library)2012-05-15DylanJust
Konf40.0A configuration language and a parser. (library, text)2013-08-27GoktugKayaalp
Kriens70.0Category for Continuation Passing Style (bsd3, control, library)2015-12-07matteo_provenzano
Kulitta30.0Library for automated composition and musical learning (library, sound)2018-08-24DonyaQuick
KyotoCabinet20.0Kyoto Cabinet DB bindings (bsd3, database, library)2011-03-16WarrenHarris
L-seed40.0Plant growing programming game (bsd3, game, library, program)2009-06-28JoachimBreitner
LATS60.0Linear Algebra on Typed Spaces (bsd3, library, numeric)2016-09-01guaraqe
LDAP190.0Haskell binding for C LDAP API (bsd3, library, network)2017-01-12EdwardYang, JohnGoerzen, ip1981
LDAPv3120.0Lightweight Directory Access Protocol (LDAP) version 3 (gpl, library, network)2022-05-05HerbertValerioRiedel
LPPaver10.0An automated prover targeting problems that involve nonlinear real arithmetic (formal-methods, library, math, mathematics, maths, mpl, program, theorem-provers, verification)2022-10-26JunaidRasheed
LParse100.0A continuation-based parser library (library, mit, parsing)2019-07-13Sacchan
LRU (deprecated)50.0Implements an LRU data structure (bsd3, deprecated, library, unclassified)2007-11-05AdamLangley
LTS20.0LTS: Labelled Transition System (library, mit, program, state-machines)2020-04-08ajayeeralla
LTree60.0Tree with only leaves carrying the data. (data, library, public-domain)2011-09-21RahulGopinath
LambdaDB52.0On-memory Database using Lambda Function environment. (bsd3, database, library, program)2016-05-28Ailrun
LambdaDesigner20.0A type-safe EDSL for TouchDesigner written in Haskell. (bsd3, library, touchdesigner)2017-12-05ulyssesp
LambdaHack1072.25A game engine library for tactical squad ASCII roguelike dungeon crawlers (bsd3, game, game-engine, library, program, roguelike)2021-12-17AndresLoeh, MikolajKonarski
LambdaNet122.0A configurable and extensible neural network library (library, machine-learning, mit)2015-01-02jbarrow
LambdaPrettyQuote90.0Quasiquoter, and Arbitrary helpers for the lambda calculus. (bsd3, language, library)2012-02-24JonathanFischoff
Lambdajudge102.0A library to easily host Haskell based programming competitions (development, library, mit)2015-11-13ankitku
Lambdaya200.0Library for RedPitaya (lgpl, library, system)2016-04-05ralu
LargeCardinalHierarchy70.0A transfinite cardinal arithmetic library including all known large cardinals (library, math, mathematics, maths, set-theory)2014-09-07Stephen_E_A_Britton
Lastik (deprecated)220.0A library for compiling programs in a variety of languages (bsd3, deprecated, development, library)2010-11-16TonyMorris
Lattices160.0A library for lattices (library, math)2018-09-21BartCoppens
Lazy-Pbkdf2270.0Lazy PBKDF2 generator. (cryptography, library, mit)2017-11-14Ofenhed
Learning80.0The most frequently used machine learning tools (bsd3, library, machine-learning, program)2018-02-26penkovsky
LetsBeRational130.0European option implied vol calculation (finance, library, math, mit, numeric, quant)2021-12-19ghais
LibClang140.0Haskell bindings for libclang (a C++ parsing library) (bsd3, language, library)2017-01-15ChetanTaralekar, deech
LibZip230.0Bindings to libzip, a library for manipulating zip archives. (bsd3, codec, foreign, library)2016-08-29SergeyAstanin
Limit40.0Wrapper for data that can be unbounded (data, library, mit)2011-12-24NateSoares
LinearSplit60.0Partition the sequence of items to the subsequences in the order given (algorithms, bsd3, library)2011-03-05VitaliyRukavishnikov
LinguisticsTypes60.0Collection of types for natural language (bsd3, library, natural-language-processing)2017-03-14ChristianHoener
Liquorice10.0Algorithmic Doom map generation (game, gpl, library)2020-03-06jmtd
List650.0List monad transformer and class (bsd3, control, library)2017-09-27YairChuchem
ListLike4022.0Generalized support for list-like structures (bsd3, bytestring, generics, library, list, string, text, vector)2022-11-15AndreasAbel, DavidFox, JohnGoerzen, JohnLato
ListT (deprecated)150.0List transformer (bsd3, control, deprecated, library)2017-12-14
ListTree230.0Trees and monadic trees expressed as monadic lists where the underlying monad is a list (algorithms, bsd3, library)2016-12-26YairChuchem
ListWriter50.0define a list constant using Monadic syntax other than overhead [,] (bsd3, library, syntax)2015-10-29YLiLarry
ListZipper340.0Simple zipper for lists (bsd3, data, library)2011-10-31RyanIngram
LiterateMarkdown50.0Converter to convert from .lhs to .md and vice versa. (library, mit, productivity, program)2020-08-29FabianSchneider
Logic30.0Logic (library, math, mit)2014-12-29gogotanaka
LogicGrowsOnTrees100.0a parallel implementation of logic programming using distributed tree exploration (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
LogicGrowsOnTrees-MPI40.0an adapter for LogicGrowsOnTrees that uses MPI (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
LogicGrowsOnTrees-network100.0an adapter for LogicGrowsOnTrees that uses multiple processes running in a network (bsd3, control, distributed-computing, library, logic, parallelism)2016-04-05GregoryCrosswhite
LogicGrowsOnTrees-processes70.0an adapter for LogicGrowsOnTrees that uses multiple processes for parallelism (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
Lucu260.0HTTP Daemonic Library (library, network, public-domain)2011-09-04MasatakeDaimon
Lykah50.0A static website and blog generator (library, mit, program, web)2017-01-26johannesgerer
MASMGen202.0Generate MASM code from haskell (development, lgpl, library)2018-10-11petercommand
MBot192.5Haskell interface for controlling the mBot educational robot (educational, gpl, library)2018-07-23cfscholl
MC-Fold-DP70.0Folding algorithm based on nucleotide cyclic motifs. (bioinformatics, gpl, library, program)2012-11-12ChristianHoener
MFlow1320.0stateful, RESTful web framework (application-server, bsd3, library, web)2015-09-21AlbertoCorona
MHask100.0The category of monads (bsd3, control, library)2013-08-06DanBurton
MIP70.0Library for using Mixed Integer Programming (MIP) (algorithms, bsd3, library, math, optimisation, optimization)2020-12-26MasahiroSakai
MIP-glpk20.0A GLPK backend to the MIP library. (algorithms, gpl, library, math, optimisation, optimization)2020-12-26MasahiroSakai
MSQueue30.0Michael-Scott queue. (bsd3, data, library)2015-01-31julek
MagicHaskeller360.0Automatic inductive functional programmer by systematic search (bsd3, language, library, program)2022-06-02SusumuKatayama
MailchimpSimple60.0Haskell library to interact with Mailchimp JSON API Version 3.0 (bsd3, library, web)2016-03-29dananji9131
Map (deprecated)140.0Class of key-value maps (bsd3, data, deprecated, library)2020-09-05
MapWith70.0mapWith: like fmap, but with additional parameters (isFirst, isLast, etc). (bsd3, combinators, library)2020-08-25davtjames
Mapping70.0Mapping (agpl, data, library)2018-02-27Zaoqi
MaybeT50.0MaybeT monad transformer (bsd3, control, library)2008-12-21CaleGibbard, DonaldStewart, EricKidd
MaybeT-monads-tf (deprecated in favor of monads-tf)110.0MaybeT monad transformer compatible with monads-tf (deprecated) (bsd3, control, deprecated, library)2011-06-22BenMillwood
MaybeT-transformers30.0MaybeT monad transformer using transformers instead of mtl. (bsd3, control, library)2010-06-28ErikHesselink, SebastiaanVisser
MeanShift20.0Mean shift algorithm (bsd3, library, math)2012-04-30VilleTirronen
Measure50.0A library for units of measurement (bsd3, data, library)2009-11-11TonyMorris
Mecha30.0mecha are the most complex composite machines known to humanity, lets build them well! (bsd2, concurrency, control, data, library, network, system)2016-08-11CarterSchonwald
Mechs20.0mecha are the most complex composite machines known to humanity, lets build them well! (bsd2, concurrency, control, data, library, network, system)2016-08-11CarterSchonwald
MemoTrie1782.25Trie-based memo functions (bsd3, data, library)2019-11-30ConalElliott
MetaHDBC40.0Statically checked database access (database, library)2014-12-22MadsLindstroem
MetaObject240.0A meta-object system for Haskell based on Perl 6 (bsd3, development, library, pugs)2015-08-15AudreyTang
Metrics40.0Evaluation metrics commonly used in supervised machine learning (bsd3, library, statistics)2012-06-19BenHamner
Michelangelo180.0OpenGL for dummies (graphics, library, mit)2016-01-05SwiftsNamesake
MicrosoftTranslator30.0Interface for Microsoft Translator (bsd3, language, library)2015-08-23netogallo
MissingH2132.5Large utility library (bsd3, library, unclassified)2022-03-15AndreasAbel, HerbertValerioRiedel, JohnGoerzen, davean
MissingK90.0Useful types and definitions missing from other libraries (bsd3, development, library)2017-04-27IvanPerez, keera_studios_ci
MissingM60.0findM and other missing 'M's (bsd3, control, library)2012-11-15DylanJust
MissingPy190.0Haskell interface to Python (library, mit, unclassified)2012-08-24JohnGoerzen, MattBrown
Mobile-Legends-Hack-Cheats (deprecated)00.0spam (bsd3, deprecated, library, web)2018-02-22
Modulo70.0Modular arithmetic via Numeric-Prelude (gpl, library, math)2013-08-08NikolayMurzin
Moe20.0A FRP library based on signal functions. (bsd3, frp, library, program)2011-11-03XinyuJiang
MoeDict100.0Utilities working with MoeDict.tw JSON dataset (library, public-domain, text)2016-02-04AudreyTang
MonadCatchIO-mtl (deprecated in favor of exceptions)190.0Monad-transformer version of the Control.Exception module (bsd3, control, deprecated, library)2014-01-04DanielGorin
MonadCatchIO-mtl-foreign (deprecated)30.0Polymorphic combinators for working with foreign functions (bsd3, control, deprecated, library)2010-05-29AntoineLatter
MonadCatchIO-transformers (deprecated in favor of exceptions)310.0Monad-transformer compatible version of the Control.Exception module (bsd3, control, deprecated, library)2014-12-23AriePeterson
MonadCatchIO-transformers-foreign (deprecated)30.0Polymorphic combinators for working with foreign functions (bsd3, control, deprecated, library)2010-05-29AntoineLatter
MonadCompose250.0Methods for composing monads. (bsd3, library, monad)2019-01-28JamesCandy
MonadLab50.0Automatically generate layered monads (bsd3, library, monads, program)2009-01-29AdamProcter
MonadPrompt510.0MonadPrompt, implementation & examples (bsd3, control, library)2014-09-14CaleGibbard, JamesCook, RyanIngram
MonadRandom3962.0Random-number generation monad. (bsd3, control, library)2022-11-05BrentYorgey, CaleGibbard, EricKidd, LukePalmer, PaoloVeronelli, PatrickPalka
MonadRandomLazy60.0Lazy monad for psuedo random-number generation. (bsd3, control, library)2015-12-29NormanRamsey
MonadStack60.0Generalizing lift to monad stacks (bsd2, control, library)2015-07-13bhurt
Monadoro520.0A minimalistic CLI Pomodoro timer. (library, mit, program, tools)2022-11-03patryk_kocielnik
Monatron40.0Monad transformer library with uniform liftings (bsd3, control, library)2010-05-12TomSchrijvers
Monatron-IO30.0MonadIO instances for the Monatron transformers. (bsd3, control, library)2012-04-26TobiasBrandt
Monocle80.0Symbolic computations in strict monoidal categories with LaTeX output. (bsd3, library, math)2009-12-17OsmanBineev
MorseCode120.0Morse code (gpl, library, text)2010-10-14AndyStewart
MuCheck230.0Automated Mutation Testing (gpl, library, testing)2015-01-06RahulGopinath
MuCheck-HUnit110.0Automated Mutation Testing for HUnit tests (gpl, library, program, testing)2015-01-06RahulGopinath
MuCheck-Hspec130.0Automated Mutation Testing for Hspec tests (gpl, library, program, testing)2015-01-06RahulGopinath
MuCheck-QuickCheck110.0Automated Mutation Testing for QuickCheck tests (gpl, library, program, testing)2015-01-06RahulGopinath
MuCheck-SmallCheck100.0Automated Mutation Testing for SmallCheck tests (gpl, library, program, testing)2015-01-06RahulGopinath
Munkres40.0Munkres' assignment algorithm (hungarian method) (algorithms, bsd3, library)2008-12-07BalazsKomuves
Munkres-simple70.0Simple and typesafe layer over the Munkres package. (algorithms, bsd3, library)2014-09-13ScrambledEggs
MusicBrainz350.0interface to MusicBrainz XML2 and JSON web services (gpl, library, network)2018-10-06ClintAdams
MusicBrainz-libdiscid90.0Binding to libdiscid by MusicBrainz (audio, ffi, library, sound)2013-04-22AndreTwupack
MutationOrder80.0Most likely order of mutation events in RNA (bioinformatics, gpl, library, program)2017-10-24ChristianHoener
MyPrimes50.0Generate all primes (data, library, mit, program)2015-08-05afonsomatos
NGLess70.0NGLess implements ngless, a DSL for processing sequencing data (domain-specific-language, library, mit, program)2022-09-14luispedro
NMap20.0A transparent nested Map structure (data, library)2016-12-02ACastello
NTRU70.0NTRU Cryptography (cryptography, library, math)2020-01-27mikewest, Bodigrim
NXT200.0A Haskell interface to Lego Mindstorms NXT (lgpl, library, program, robotics)2016-02-23MitarMilutinovic
NXTDSL60.0Generate NXC Code from DSL (bsd3, compilers-interpreters, language, library, program)2013-08-31AlexanderThiemann
NaCl150.0Easy-and-safe-to-use high-level Haskell bindings to NaCl (cryptography, library, mpl)2021-11-22kirelagin, serokell
NameGenerator90.0A name generator written in Haskell (gpl, library, text)2018-09-01
NanoID320.0NanoID generator (bsd3, data, library, program)2022-06-18MichelBoucey
NanoProlog140.0Very small interpreter for a Prolog-like language (bsd3, language, library, program)2011-12-22DoaitseSwierstra, JurrienStutterheim, joaopizani
Naperian30.0Naperian Functors for APL-like programming (library, math)2019-03-28DominicSteinitz
NaperianNetCDF30.0Instances of NcStore for hypercuboids (bsd3, library, math, program)2019-04-18DominicSteinitz
NaturalLanguageAlphabets90.0Simple scoring schemes for word alignments (bsd3, library, natural-language-processing)2019-10-02ChristianHoener
Neks90.0Simple networked key/value store (database, library, mit, program)2015-07-31wyager
NestedFunctor40.0Nested composition of functors with a type index tracking nesting. (bsd3, data, library)2014-06-28kwf
NestedSampling100.0A port of John Skilling's nested sampling C code to Haskell. (gpl, library, statistics)2011-09-22IssacTrotts
NetSNMP230.0Bindings for net-snmp's C API for clients (bsd3, library, network)2016-12-01JohnDorsey, PavloKerestey
Network-NineP350.0High-level abstraction over 9P protocol (library, network)2022-08-16SergeyAlirzaev
NewBinary70.0A binary I/O library (data, library)2009-10-16JeremyShaw
NineP200.09P2000 in pure Haskell (bsd3, data, library)2013-09-22DaveLeimbach, SergeyAlirzaev
NoHoed160.0Placeholder package to preserve debug ability via conditional builds (bsd3, debugging, library)2017-08-31PepeIborra
NoTrace142.0Remove all the functions come from Debug.Trace after debugging (development, library, mit)2019-05-07CindyLinz
Noise100.0A Haskell coherent noise generator based on libnoise (bsd3, graphics, library, math, noise)2013-02-25HugoGomes
Nomyx-Core (deprecated in favor of nomyx-core)170.0A Nomic game in haskell (bsd3, deprecated, game, library)2015-03-26CorentinDupont
Nomyx-Language (deprecated in favor of nomyx-language)280.0Language to express rules for Nomic (bsd3, deprecated, language, library)2015-03-26CorentinDupont
Nomyx-Rules (deprecated in favor of Nomyx-Language)100.0Language to express rules for Nomic (bsd3, deprecated, language, library)2013-02-25CorentinDupont
Nomyx-Web (deprecated in favor of nomyx-web)200.0Web gui for Nomyx (bsd3, deprecated, game, library)2015-03-26CorentinDupont
NonEmpty20.0Library providing a non-empty list datatype, and total functions operating on it (bsd3, data, library)2009-03-19RobinGreen
NonEmptyList (deprecated in favor of semigroups)240.0A list with a length of at least one. (bsd3, data, deprecated, library)2010-08-28TonyMorris
NumInstances1030.0Instances of numeric classes for functions and tuples (bsd3, data, library)2014-09-26ConalElliott
NumLazyByteString (deprecated)30.0Num, Enum, Eq, Integral, Ord, Real, and Show instances for Lazy ByteStrings (bsd3, data, deprecated, library)2010-04-06ThomasDuBuisson
NumberSieves100.0Number Theoretic Sieves: primes, factorization, and Euler's Totient (bsd3, library, math)2012-08-21LeonSmith
NumberTheory60.0A library for number theoretic computations, written in Haskell. (gpl, library, math)2016-02-17cfredric
Numbers110.0An assortment of number theoretic functions (algorithms, library, number-theory)2009-04-17AdrianNeumann
Nussinov78220.0Nussinov78 using the ADPfusion library. (bioinformatics, gpl, library, program)2012-11-07ChristianHoener
Nutri20.0A little library to calculate nutrition values of food items. (library, public-domain, utils)2013-11-27frosch03
OGL60.0A context aware binding for the OpenGL graphics system (bsd3, graphics, library)2009-05-11NealAlexander
ONC-RPC150.0ONC RPC (aka Sun RPC) and XDR library (apache, library, network, program)2022-11-11DylanSimon
OSM280.0Parse OpenStreetMap files (bsd3, library, utils)2012-01-28ThomasDuBuisson, TonyMorris
OTP50.0HMAC-Based and Time-Based One-Time Passwords (HOTP & TOTP) (cryptography, library, mit)2018-07-16ArtemLeshchev, HerbertValerioRiedel
Object20.0Object oriented programming for haskell using multiparameter typeclasses. (apache, control, data, library)2014-05-15yokto
ObjectIO20.0 (bsd3, library, unclassified)2007-11-03
ObjectName1180.0Explicitly handled object names (bsd3, data, library)2021-11-13SvenPanne
Obsidian110.0Embedded language for GPU Programming (bsd3, language, library)2016-05-14JoelSvensson
Octree250.0Simple unbalanced Octree for storing data about 3D points (bsd3, data, library)2018-07-15MichalGajda
OddWord732.25Provides a wrapper for deriving word types with fewer bits. (bsd3, data, library)2018-04-11RobinKay
Omega130.0Integer sets and relations using Presburger arithmetic (bsd3, data, library)2014-05-03ChristopherRodrigues
OnRmt50.0Text UI library for performing parallel remote SSH operations (bsd3, library, program, system)2017-01-30KevinQuick
OneTuple2380.0Singleton Tuple (bsd3, data, library)2021-10-31JohnDorsey, phadej
Only1130.0The 1-tuple type or single-value "collection" (bsd3, data, library)2017-06-12HerbertValerioRiedel
OpenAFP180.0IBM AFP document format parser and generator (data, library, public-domain)2017-04-04AudreyTang
OpenAL410.0A binding to the OpenAL cross-platform 3D audio API (bsd3, library, sound)2019-06-10AndrewMiller, BenFoppa, SvenPanne
OpenCL220.0Haskell high-level wrapper for OpenCL (bsd3, ffi, gpu, graphics, library)2013-10-19LuisCabellos
OpenCLRaw40.0The OpenCL Standard for heterogenous data-parallel computing (bsd3, graphics, library)2009-08-18JeffersonHeard
OpenCLWrappers120.0The OpenCL Standard for heterogenous data-parallel computing (bsd3, ffi, library)2014-08-14EmilKarlson
OpenGL1802.5A binding for the OpenGL graphics system (bsd3, graphics, library)2019-05-06JasonDagit, SvenPanne
OpenGLCheck40.0Quickcheck instances for various data structures. (bsd3, graphics, library)2008-11-04ThomasDavie
OpenGLRaw2370.0A raw binding for the OpenGL graphics system (bsd3, graphics, library)2021-11-14JasonDagit, SvenPanne
OpenGLRaw21 (deprecated)120.0The intersection of OpenGL 2.1 and OpenGL 3.1 Core (deprecated, graphics, library)2015-02-14JakeMcArthur
OpenSCAD110.0ADT wrapper and renderer for OpenSCAD models. (bsd3, graphics, library)2015-07-07MikeMeyer
OpenVG150.0OpenVG (ShivaVG-0.2.1) binding (bsd3, graphics, library)2014-01-01StephenTetley
OpenVGRaw40.0Raw binding to OpenVG (ShivaVG-0.2.1 implementation). (bsd3, graphics, library)2014-01-01StephenTetley
Operads140.0Groebner basis computation for Operads. (bsd3, library, math)2009-08-14MikaelVejdemoJohansson
OptDir80.0The OptDir type for representing optimization directions. (bsd3, data, library, optimisation, optimization)2020-01-13MasahiroSakai
OrPatterns20.0A quasiquoter for or-patterns (bsd3, development, library)2014-05-16AdamVogt
OrchestrateDB140.0Unofficial Haskell Client Library for the Orchestrate.io API (bsd3, database, library)2015-08-02dwd31415
OrderedBits240.0Efficient ordered (by popcount) enumeration of bits (bsd3, data, library)2019-06-14ChristianHoener
Ordinals50.0Ordinal arithmetic (bsd3, library, math)2010-07-09KiYungAhn
Ordinary70.0A Programming Language in Construction (bsd3, language, library, program)2018-01-08MarisaVeryMoe
PArrows60.0Arrow parser combinators similar to Parsec (bsd3, library, parsing)2009-01-24GwernBranwen
PBKDF2 (deprecated in favor of pbkdf, scrypt, bcrypt)140.0Make password-based security schemes more secure. (bsd3, cryptography, deprecated, library)2014-10-02AdamBergmark, ErikHesselink, JeremyShaw, ThomasHartman
PCLT (deprecated)20.0Extension to Show: templating, catalogizing, languages, parameters, etc. (deprecated, library, text)2009-12-12AndreySisoyev
PCLT-DB (deprecated)40.0An addon to PCLT package: enchance PCLT catalog with PostgreSQL powers. (database, deprecated, library)2009-12-12AndreySisoyev
PDBtools90.0A library for analysis of 3-D protein coordinates (bioinformatics, gpl, library)2012-06-03GrantRotskoff
PPrinter112.0A generic derivable Haskell pretty printer (bsd3, generics, library, pretty-printer, text)2016-10-25iamzhenyi
PSQueue270.0Priority Search Queue (bsd3, data-structures, library)2022-04-13HerbertValerioRiedel, ScottDillard, teo
PUH-Project30.0This is a package which includes Assignments, Email, User and Reviews modules for Programming in Haskell course. (bsd3, data, library)2016-01-21att
PageIO70.0Page-oriented extraction and composition library (bsd3, library, program, text)2008-08-01AudreyTang
Paillier50.0a simple Paillier cryptosystem (bsd3, library, math)2013-12-11onemouth
PandocAgda60.0Pandoc support for literate Agda (bsd3, dependent-types, library, program)2013-03-11PeterDivianszky
Paraiso320.0a code generator for partial differential equations solvers. (bsd3, language, library)2015-12-03TakayukiMuranushi
Parallel-Arrows-BaseSpec40.0BaseSpecs used for @Parallel-Arrows-Definition@ and Co. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-Definition20.0Multithreaded evaluation using Arrows. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-Eden70.0Eden based backend for @Parallel-Arrows-Definition@. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-Multicore20.0GpH based backend for @Parallel-Arrows-Definition@ in a multicore variant. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-ParMonad50.0Par Monad (@monad-par@) based backend for @Parallel-Arrows-Definition@. (arrows, library, mit, parallelism)2018-01-18s4ke
Parry20.0A proven synchronization server for high performance computing. (gpl, library, parry)2014-04-01pmeunier
ParsecTools160.0Parsec combinators for more complex objects. (gpl, library, parsing)2010-09-22ChristianHoener
ParserFunction (deprecated in favor of attoparsec)210.0Parse and evaluate mathematical expressions. (bsd3, deprecated, library, math, parsing)2014-05-14EnzoHaussecker
PartialTypeSignatures60.0emulate partial type signatures with template haskell (bsd3, development, library)2014-08-09AdamVogt
PasswordGenerator20.0Simple library for generating passwords (cryptography, library, mit)2014-02-11VictorDenisov
PastePipe200.0CLI for pasting to lpaste.net (gpl, library, program, utils)2015-04-25MateuszKowalczyk, RoganCreswick
PathTree50.0A tree used to merge and maintain paths (bsd3, data, library)2016-07-16pjrt
Pathfinder380.0Relational optimiser and code generator (bsd3, database, ffi, library)2011-12-01GeorgeGiorgidze, JeroenWeijers, AlexUlrich
Peano70.0simple Peano numbers (bsd3, data, library)2012-03-08AndrasSlemmer, FrancescoMazzoli
PeanoWitnesses20.0GADT type witnesses for Peano-style natural numbers. (bsd3, data, library)2014-06-28kwf
PerfectHash (deprecated in favor of perfecthash)100.0A perfect hashing library for mapping bytestrings to values. (bsd3, data, data-structures, deprecated, library)2016-04-29MarkWotton
PermuteEffects80.0Permutations of effectful computations (bsd3, control, library)2011-01-16MartijnVanSteenbergen
Persistence160.0A versatile library for topological data analysis. (bsd3, data, library, math)2019-08-19Ebanflo
Pipe (deprecated)150.0Process piping library (bsd3, deprecated, library, system)2009-07-02MattiNiemenmaa
Piso40.0Partial isomorphisms (bsd3, data, library)2017-05-09MartijnVanSteenbergen
PlayingCards40.0Playing cards api (bsd3, game, library)2014-08-04dillonhuff
Plot-ho-matic550.0Real-time line plotter for generic data (bsd3, graphics, library)2018-12-14GregHorn
Plural260.0Pluralize English words (gpl, language, library)2009-08-05AndyStewart
PortMidi640.0A binding for PortMedia/PortMidi (bsd3, library, sound)2018-07-29PaulLiu, OlivierSohn
PortMidi-simple40.0Simplified PortMidi wrapper (bsd3, library, sound)2021-06-19AlexanderBondarenko
PostgreSQL50.0Thin wrapper over the C postgresql library (database, library)2007-03-24IanLynagh
Prelude100.0A Prelude module replacement (bsd3, library, prelude)2018-08-29HerbertValerioRiedel
PrimitiveArray452.0Efficient multidimensional arrays (bsd3, data, library)2021-06-04ChristianHoener
PrimitiveArray-Pretty30.0Pretty-printing for primitive arrays (bsd3, data, library)2017-03-03ChristianHoener
Printf-TH20.0 (library, utils)2008-06-14MarcWeber
PriorityChansConverger20.0Read single output from an array of inputs - channels with priorities (concurrency, library)2010-01-03AndreySisoyev
ProbabilityMonads50.0Probability distribution monads. (bsd3, control, library)2007-10-07EricKidd
Probnet172.25Geometric Extrapolation of Integer Sequences with error prediction (ai, forecasting, library, math, mit, sequences)2021-06-02vnos
PropLogic130.0Propositional Logic (algorithms, bsd3, library, logic, program)2012-04-16DavidFox
PropaFP50.0Auto-active verification of floating-point programs (formal-methods, library, math, mathematics, maths, mpl, program, theorem-provers)2022-10-13JunaidRasheed
Proper150.0An implementation of propositional logic in Haskell (bsd3, library, program, unclassified)2014-11-03dillonhuff
ProxN60.0Proximity sets in N dimensions (bsd3, library, math)2012-01-28AndrasSlemmer
Pup-Events30.0A networked event handling framework for hooking into other programs. (gpl, library, networking, program, pup-events)2012-07-15DanielWilson
Pup-Events-Client80.0A networked event handling framework for hooking into other programs. (gpl, library, networking, pup-events)2012-08-16DanielWilson
Pup-Events-PQueue20.0A networked event handling framework for hooking into other programs. (gpl, library, networking, pup-events)2012-07-15DanielWilson
Pup-Events-Server80.0A networked event handling framework for hooking into other programs. (gpl, library, networking, pup-events)2012-08-15DanielWilson
PyF1112.0Quasiquotations for a python like interpolated string formatter (bsd3, library, text)2022-09-24guibou
QIO70.0The Quantum IO Monad is a library for defining quantum computations in Haskell (bsd3, library, quantum)2016-11-13AlexanderGreen
QLearn32.0A library for fast, easy-to-use Q-learning. (data, library, mit)2016-05-01dpandya
QuadEdge30.0QuadEdge structure for representing triangulations (bsd3, data, library)2010-06-26NealAlexander
QuadTree100.0QuadTree library for Haskell, with lens support. (bsd3, data, game, library)2015-08-09Kron
QuasiText362.0A QuasiQuoter for Text. (bsd3, library, text)2016-06-05MikeLedger
Quelea52.0Programming with Eventual Consistency over Cassandra. (bsd3, experimental, library)2015-12-13gowtham
QuickAnnotate130.0Annotation Framework (bsd3, development, library, program)2012-09-19ShayanNajd
QuickCheck3562.75Automatic testing of Haskell programs (bsd3, library, testing)2020-11-14DonaldStewart, KoenClaessen, NickSmallbone, SimonMarlow
QuickCheck-GenT420.0A GenT monad transformer for QuickCheck library. (library, mit, testing)2019-11-02NikitaVolkov
QuickCheck-safe350.0Safe reimplementation of QuickCheck's core (library, mit, testing)2019-04-29BertramFelgenhauer
QuickCheckVariant220.0Valid and Invalid generator (gpl, library, testing)2021-10-22sanjorgek
QuickPlot70.0Quick and easy data visualization with Haskell (gpl, graphics, library)2016-02-15tepf
Quickson (deprecated in favor of aeson-quick)60.0Quick JSON extractions with Aeson (bsd3, deprecated, json, library, text, web)2015-07-12ssadler
R-pandoc170.0 (bsd3, library, program, text)2019-11-15CorentinDupont
RANSAC60.0The RANSAC algorithm for parameter estimation. (bsd3, library, math, numerical)2015-11-19AnthonyCowley
RBTree100.0Pure haskell Red-Black-Tree implemetation (bsd3, data-structures, library)2011-06-09XingboWu
RESTng20.0A framework for writing RESTful applications. (library, web)2009-05-15SergioUrinovsky
RFC1751 (deprecated in favor of rfc1751)80.0RFC-1751 library for Haskell (data, deprecated, library, public-domain)2018-08-13jprupp
RJson250.0A reflective JSON serializer/parser. (bsd3, library, text)2009-02-22AlexDrummond
RLP90.0RLP serialization as defined in Ethereum Yellow Paper (data, lgpl, library, parsing)2018-12-10jasagredo
RMP40.0Binding to code that controls a Segway RMP (bsd3, library, program, robotics, system)2010-05-23NoamLewis
RNAFold210.0RNA secondary structure prediction (bioinformatics, gpl, library, program)2013-12-06ChristianHoener
RNAdesign160.0Multi-target RNA sequence design (bioinformatics, gpl, library, program)2014-02-13ChristianHoener
RNAdraw30.0Draw RNA secondary structures (bioinformatics, gpl, library, program)2014-02-03ChristianHoener
RNAlien332.0Unsupervized construction of RNA family models (bioinformatics, gpl, library, program)2019-08-29FlorianEggenhofer
RNAwolf150.0RNA folding with non-canonical basepairs and base-triplets. (bioinformatics, gpl, library, program)2011-09-29ChristianHoener
RSA1500.0Implementation of RSA, using the padding schemes of PKCS#1 v2.1. (bsd3, codec, cryptography, library)2019-10-14AdamWick
RSolve72.0 (library, logic, mit, program, unification)2019-08-05ice1000
RabbitMQ50.0AMQP 0-9-1 client library for RabbitMQ servers (library, network)2019-08-22HerbertValerioRiedel
Random12390.0Haskell port of Random123 library (library, mit, random)2015-03-20BogdanOpanchuk
RandomDotOrg (deprecated)80.0Interface to random.org (deprecated, library, other, public-domain)2008-07-29AustinSeipp
Range30.0Data structure for managing ranges (bsd3, data, library)2013-04-19ThomasEding
Ranged-sets442.25Ranged sets for Haskell (bsd3, data, library)2019-03-11PaulJohnson
Rasterific1052.25A pure haskell drawing engine. (bsd3, graphics, library)2021-05-26VincentBerthoux
Rattus182.25A modal FRP language (bsd3, frp, library)2021-11-10PatrickBahr
ReadArgs160.0Simple command line argument parsing (bsd3, command-line, library, program)2016-12-08NoahEasterly
Redmine100.0Library to access Redmine's REST services (library, mit, network, web)2017-01-22cstpierre
Ref70.0Generic Mutable Ref Abstraction Layer (bsd3, data, library)2013-03-28CarterSchonwald
RefSerialize510.0Write to and read from ByteStrings maintaining internal memory references (bsd3, data, database, library, parsing)2017-02-06AlbertoCorona
Referees30.0A utility for computing distributions of material to review among reviewers. (gpl, library, program, utils)2014-11-11PabloCouto
RepLib292.0Generic programming library with representation types (bsd3, generics, library)2018-10-15BrentYorgey, ChrisCasinghino, sweirich
ReplicateEffects30.0Composable replication schemes of applicative functors (bsd3, control, library)2012-12-27MartijnVanSteenbergen
ReviewBoard90.0Haskell bindings to ReviewBoard (bsd3, development, library, program)2008-05-28AdamSmyczek
RichConditional20.0Tiny library to replace classic if/else (control, library, mit)2015-02-16alexvieth
Ritt-Wu20.0Parallel implementation of Ritt-Wu's algorithm. (algorithm, bsd3, library, program)2020-02-12jsrqv
Rlang-QQ (deprecated in favor of inline-r)310.0quasiquoter for inline-R code (bsd3, deprecated, development, library)2015-05-06AdamVogt
RoyalMonad90.0All hail the Royal Monad! (bsd3, control, library)2015-09-23AtzeVanDerPloeg
RtMidi161.5Haskell wrapper for RtMidi, the lightweight, cross-platform MIDI I/O library. (library, mit, program, sound)2021-11-08ejconlon, kohlrabi
RxHaskell40.0Reactive Extensions for Haskell (frp, library, mit)2013-04-15JustinSpahrSummers
S310.0Library for accessing S3 compatible storage services (gpl, library, network)2019-08-18HerbertValerioRiedel
SBench90.0A benchmark suite for runtime and heap measurements over a series of inputs. (bsd3, library, testing)2013-03-05DanielSeidel
SCRIPTWriter40.0ESCRIPT: a human friendly language for programming Bitcoin scripts (bitcoin, bsd3, language, library, program, script)2018-10-15RickKlomp
SCalendar (deprecated in favor of scalendar)91.25This 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)62.0A simple config library (configuration, deprecated, library, mit)2014-10-14fgaz
SDL571.5Binding to libSDL (bsd3, foreign-binding, library)2018-07-15ChrisDone, DavidHimmelstrup, fffaaa
SDL-gfx280.0Binding to libSDL_gfx (bsd3, foreign-binding, library)2018-09-07ChrisDone, DavidHimmelstrup, fffaaa
SDL-image370.0Binding to libSDL_image (bsd3, foreign-binding, library)2018-07-15ChrisDone, DavidHimmelstrup, fffaaa
SDL-mixer260.0Binding to libSDL_mixer (bsd3, foreign-binding, library)2018-07-15ChrisDone, DavidHimmelstrup, fffaaa
SDL-mpeg70.0Binding to the SMPEG library (bsd3, foreign-binding, library)2008-07-28AudreyTang
SDL-ttf370.0Binding to libSDL_ttf (bsd3, foreign-binding, library)2018-07-15ChrisDone, DavidHimmelstrup, fffaaa
SDL2-ttf (deprecated in favor of sdl2-ttf)70.0Binding to libSDL-ttf (deprecated, foreign-binding, library, mit)2013-12-22OmerAgacan
SFML100.0SFML bindings (game, library, mit)2016-10-03AlfredoDiNapoli, sulami, ppelleti
SFML-control70.0Higher level library on top of SFML (graphics, library, mit)2013-12-15AlfredoDiNapoli
SFont (deprecated)30.0SFont SDL Bitmap Fonts (bsd3, deprecated, graphics, library)2010-01-11LiamOConnorDavis
SG30.0Small geometry library for dealing with vectors and collision detection (bsd3, data, library, math)2009-03-17NeilBrown
SGplus30.0(updated) Small geometry library for dealing with vectors and collision detection (bsd3, data, library, math)2016-09-01donomii
SHA3800.0Implementations of the SHA suite of message digest functions (bsd3, codec, cryptography, library)2018-03-15AdamWick, RaphaelJavaux
SHA2130.0Fast, incremental SHA hashing for bytestrings (bsd3, cryptography, library)2011-02-28SveinOveAas
SJW80.0The Simple Javascript Wrench (bsd3, library, program, web)2022-02-13tissevert
SMTPClient140.0A simple SMTP client library (bsd3, library, network)2013-02-11StephenBlackheath
SNet40.0Declarative coördination language for streaming networks. (language, lgpl, library)2012-09-24MerijnVerstraaten
SQLDeps30.0Calculate db-data dependencies of functions (bsd3, database, library)2013-05-20AlexanderThiemann
SSTG442.0STG Symbolic Execution (bsd3, library, program, web)2017-08-17AntonXue
STL170.0STL 3D geometry format parsing and pretty-printing (bsd3, graphics, library)2019-06-29bergey
STLinkUSB70.0STLink USB interface in Haskell (bsd3, hardware, library, microcontroller, stm32)2017-11-03MarcFontaine
STM32-Zombie70.0control a STM32F103 microcontroller (bsd3, hardware, library, microcontroller, stm32)2017-11-03MarcFontaine
STM32F103xx-SVD20.0Definition for Peripherals,Registers and Fields from STM32F103xx.svd (bsd3, hardware, library, microcontroller, stm32)2017-11-03MarcFontaine
STMonadTrans1800.0A monad transformer version of the ST monad (bsd3, library, monads)2021-08-21AndreasAbel, JosefSvenningsson
SVD2HS20.0translate a SVD of a Microcontroller to Haskell tables (bsd3, hardware, library, microcontroller, stm32, svd)2017-11-03MarcFontaine
SVGFonts1530.0Fonts from the SVG-Font format (bsd3, graphics, library)2021-11-01BrentYorgey, JanBracker, RyanYates, TillmannVogt, jeffreyrosenbluth, bergey
SVGPath110.0Parsing the path command of SVG (bsd3, graphics, library)2014-06-16RohanDrape, TillmannVogt
SWMMoutGetMB60.0A parser for SWMM 5 binary .OUT files (environment, hydrology, lgpl, library, water)2015-11-30siddhanathan
SableCC2Hs60.0Generate a parser (in Haskell) with the SableCC parser generator. (bsd3, library, parsing, program)2012-06-13MarcFontaine
Safe (deprecated in favor of safe)50.0Library for safe (pattern match free) functions (bsd3, deprecated, library, unclassified)2007-01-12
SafeSemaphore1140.0Much safer replacement for QSemN, QSem, and SampleVar (bsd3, concurrency, library)2014-05-03ChrisKuklewicz
Salsa120.0A .NET Bridge for Haskell (.net, bsd3, foreign, library)2014-09-06AndrewAppleyard, TimMatthews
Saturnin100.0Saturnin CI / Job System (application-server, bsd3, library, program)2015-05-18yac
SciBaseTypes130.0Base types and classes for statistics, sciences and humanities (bsd3, data, library)2021-06-04ChristianHoener
SciFlow160.0Scientific workflow management system (control, library, mit)2019-05-26kaizhang
SciFlow-drmaa10.0Scientific workflow management system (control, library, mit)2019-05-26kaizhang
SecureHash-SHA3152.0simple static linked SHA3 using private symbols and the ref impl (bsd2, library, system)2019-01-25CarterSchonwald
SegmentTree110.0Data structure for querying the set (or count) of intervals covering given point (bsd3, data, library)2012-10-29AlexandruScvortov, DmitryAstapov
SelectSequencesFromMSA90.0Selects a representative subset of sequences from multiple sequence alignment. (bioinformatics, gpl, library, program)2018-03-12FlorianEggenhofer
Semigroup120.0A semigroup (bsd3, data, library)2011-04-13TonyMorris
SeqAlign (deprecated in favor of seqalign)40.0Sequence Alignment (bsd3, deprecated, library, unclassified)2015-04-23rcallahan
SessionLogger60.0Easy Loggingframework (lgpl, library, logging)2011-07-06GeroKriependorf
Set40.0See README for more info (data, library, mpl)2019-12-27
ShellCheck1742.0Shell script analysis tool (agpl, gpl, library, program, static-analysis)2021-11-07koala_man, vidarhol
Shellac180.0A framework for creating shell envinronments (bsd3, library, user-interfaces)2016-06-03RobertDockins
Shellac-compatline70.0"compatline" backend module for Shellac (bsd3, library, user-interfaces)2016-06-03RobertDockins
Shellac-editline100.0Editline backend module for Shellac (bsd3, library, user-interfaces)2016-06-03RobertDockins
Shellac-haskeline150.0Haskeline backend module for Shellac (bsd3, library, user-interfaces)2016-06-04JudahJacobson, RobertDockins
Shellac-readline90.0Readline backend module for Shellac (bsd3, library, user-interfaces)2016-06-03RobertDockins
ShortestPathProblems50.0grammars for TSP and SHP (bsd3, data, library)2017-03-06ChristianHoener
ShowF50.0Show for * -> * (bsd3, library, text)2013-11-27ConalElliott
Shpadoinkle182.0A programming model for declarative, high performance user interface. (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-backend-pardiff170.0A Virtual Dom in pure Haskell, based on Html as an Alignable Functor. (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-backend-snabbdom150.0Use the high-performance Snabbdom virtual dom library written in JavaScript. (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-backend-static150.0A backend for rendering Shpadoinkle as Text. (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-console110.0Support for the native browser console (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-debug (deprecated in favor of Shpadoinkle-console)20.0Debugging tools for Shpadoinkle applications. (bsd3, deprecated, library, web)2020-06-21fresheyeball
Shpadoinkle-developer-tools60.0Chrome extension to aide in development (bsd3, library, program, web)2021-06-02fresheyeball
Shpadoinkle-disembodied60.0Shpadoinkle as a static site. (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-html210.0A typed, template generated Html DSL, and helpers. (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-isreal40.0Isreal Swan will make a snowman for you! (gpl, library, web)2021-06-02fresheyeball
Shpadoinkle-lens100.0Lens combinators for Shpadoinkle applications. (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-router180.0A single page application rounter for Shpadoinkle based on Servant. (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-streaming50.0Integration of the streaming library with Shpadoinkle continuations. (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-template40.0Read standard file formats into Shpadoinkle with Template Haskell (bsd3, library, web)2021-06-02fresheyeball
Shpadoinkle-widgets170.0A collection of common reusable types and components. (bsd3, library, web)2021-06-02fresheyeball
Shrub20.04-way trie fuzzy search (bsd3, library, unclassified)2015-04-23rcallahan
SimpleAES120.0Fast AES encryption/decryption for bytestrings (bsd3, cryptography, library)2010-05-16DavidHimmelstrup
SimpleEA110.0Simple evolutionary algorithm framework. (ai, bsd3, library)2012-06-15ErlendHamberg
SimpleGL (deprecated in favor of definitive-graphics)50.0A Simple Graphics Library from the SimpleH framework. (bsd3, deprecated, graphics, library)2013-09-17MarcCoiffier
SimpleH (deprecated in favor of definitive-base)120.0A light, clean and powerful Haskell utility library (deprecated, library, prelude)2013-11-28MarcCoiffier
SimpleLog150.0Simple, configurable logging (bsd3, library, system)2015-01-19AndrasSlemmer
SimpleServer90.0A simple static file server, for when apache is overkill (library, mit, program, web)2017-06-25AnupamJain
SimpleTableGenerator22.0Simple table generator (gpl, library, text)2017-02-22klntsky
Sit230.0Prototypical type checker for Type Theory with Sized Natural Numbers (dependent-types, library, program)2022-03-18AndreasAbel
SizeCompare20.0Fast size comparison for standard containers. (data, library)2010-03-02BramSchuur
Slides180.0Generate slides from Haskell code (graphics, library, mit)2018-10-09darwin226
SmithNormalForm20.0A lightweight Haskell implementation of Smith normal form over the integers. (library, linearalgebra, math, mit)2021-12-31BrianHwang
Smooth30.0A tiny, lazy SMT solver (bsd3, library, math)2014-11-05dillonhuff
SmtLib40.0Library for parsing SMTLIB2 (formal-methods, library, mit)2015-02-22roger62
SoOSiM70.0Abstract full system simulator (bsd3, library, simulation)2012-06-19ChristiaanBaaij
SoccerFun490.0Football simulation framework for teaching functional programming (ai, bsd3, education, game, library, program)2015-12-02JanRochel
SoccerFunGL160.0OpenGL UI for the SoccerFun framework (ai, bsd3, education, game, library, program)2015-12-02JanRochel
Sonnex80.0Sonnex is an alternative to Soundex for french language (gpl, library, natural-language-processing, text)2014-12-01zigazou
Southpaw110.0Assorted utility modules (library, mit, utilities)2015-07-23SwiftsNamesake
SpinCounter20.0Lock free Spin Counter (bsd3, data, library)2015-01-24julek
Spintax390.0Random text generation based on spintax (bsd3, library, text)2021-04-11MichelBoucey
Spock2102.75Another Haskell web framework for rapid development (bsd3, library, web)2020-12-09AlexanderThiemann, BrandonSimmons
Spock-api200.0Another Haskell web framework for rapid development (bsd3, library, web)2020-12-09AlexanderThiemann
Spock-api-ghcjs120.0Another Haskell web framework for rapid development (bsd3, library, web)2020-12-09AlexanderThiemann
Spock-api-server190.0Another Haskell web framework for rapid development (bsd3, library, web)2020-12-09AlexanderThiemann
Spock-auth (deprecated)70.0Provides authentification helpers for Spock (bsd3, deprecated, library, web)2014-07-13AlexanderThiemann
Spock-core840.0Another Haskell web framework for rapid development (bsd3, library, web)2022-07-20AlexanderThiemann, BrandonSimmons
Spock-digestive120.0Digestive functors support for Spock (library, mit, web)2016-08-25AlexanderThiemann
Spock-lucid310.0Lucid support for Spock (bsd3, library, web)2017-08-05Artyom
Spock-worker430.0Background workers for Spock (library, mit, web)2016-08-25AlexanderThiemann
SpreadsheetML110.0Write support for Excel's SpreadsheetML format (bsd3, library, text)2012-02-21JasonDagit
Sprig (deprecated)50.0Binding to Sprig (bsd3, deprecated, foreign-binding, library)2010-01-11LiamOConnorDavis
Stack342.25Stack data structure (bsd3, data-structures, library)2019-01-18rwlock
Stasis60.0A simple MVCC like library (bsd3, concurrency, library, program)2014-01-13zcourts
StateVar2820.0State variables (bsd3, data, library)2021-07-25EdwardKmett, SvenPanne, phadej, ryanglscott
StateVar-transformer20.0State variables (bsd3, data, library)2014-03-06seagull
StatisticalMethods50.0Collection of useful statistical methods. (gpl, library, statistics)2011-08-22ChristianHoener
StockholmAlignment202.0Libary for Stockholm aligmnent format (bioinformatics, gpl, library)2019-12-17FlorianEggenhofer
Stomp50.0Client library for Stomp brokers. (bsd3, library, network)2011-07-01VitaliyRukavishnikov
Strafunski-ATermLib80.0An abstract data type designed for the exchange of tree-like data structures (bsd3, data, library)2013-05-03JamesKoppel
Strafunski-StrategyLib250.0Library for strategic programming (bsd3, generics, library)2018-03-11AlanZimmerman, JamesKoppel
StrappedTemplates60.0General purpose templates in haskell (bsd3, library, text)2015-07-12hansonkd
StrategyLib20.0 (all-rights-reserved, generics, library)2007-07-14SamuelBronson
Stream1120.0A library for manipulating infinite lists. (bsd3, data, library)2015-02-06WouterSwierstra
StrictBench40.0Benchmarking code through strict evaluation (library, testing)2009-06-08RemcoNiemeijer
StrictCheck72.0StrictCheck: Keep Your Laziness In Check (library, mit, testing)2019-11-01kwf
StringUtils110.0String manipulation utilities (lgpl, library, text)2018-05-08CIX_68
SuffixStructures20.0Suffix array construction (bsd3, data, data-structures, library, program)2015-05-07ChristianHoener
SvgIcons20.0Svg Icons and more (bsd3, graphics, library, program, web)2022-09-17RamiroPastor
SybWidget100.0Library which aids constructing generic (SYB3-based) widgets (gui, library)2012-12-02MadsLindstroem
SyntaxMacros (deprecated in favor of murder)90.0Syntax Macros in the form of an EDSL (deprecated, development-, library)2012-05-31MarcosViera
Sysmon70.0Sybase 15 sysmon reports processor (bsd3, database, library)2011-03-07VitaliyRukavishnikov
TBC40.0Testing By Convention (bsd3, library, program, testing)2012-06-24PeterGammie
TBit80.0Utilities for condensed matter physics tight binding calculations. (bsd3, library, science)2015-04-20danielsmw
TCache680.0A Transactional cache with user-defined persistence (bsd3, data, database, library)2017-02-11AlbertoCorona
THEff80.0TH implementation of effects. (bsd3, control, effect, library, th-)2017-01-22kolodeznydiver
TLT92.0Testing in monads and transformers without explicit specs (lgpl, library, program, test)2022-09-30jpmrst
TORCS80.0Bindings to the TORCS vehicle simulator. (bindings, frp, library, program, simulation)2018-02-14MarkSantolucito
TTTAS110.0Typed Transformations of Typed Abstract Syntax (language-, library)2015-04-16MarcosViera
TV230.0Tangible Values -- composable interfaces (bsd3, interfaces, library)2013-08-14ConalElliott
TYB60.0Template Your Boilerplate - a Template Haskell version of SYB (bsd3, generics, library)2013-02-18MichaelAdams, ThomasDuBuisson
TableAlgebra70.0Ferry Table Algebra (bsd3, database, library)2011-08-17JeroenWeijers
Tahin70.0Tahin Password Generator (bsd3, library, password, program)2016-04-06mtesseract
Tainted90.0Tainted type, and associated operations (bsd3, control, data, library, monads, trans)2015-05-27RossMeikleham
Tape20.0Bidirectionally infinite streams, akin to the tape of a Turing machine. (bsd3, data, library)2014-06-28kwf
TaskMonad10.0A collection of tools which can be used to access taskwarrior from xmonad. (bsd3, library, xmonad)2019-03-30mmagorsc
TastyTLT20.0Run TLT tests from Tasty (lgpl, library, program, test)2022-05-24jpmrst
Taxonomy230.0Libary for parsing, processing and vizualization of taxonomy data (bioinformatics, gpl, library)2021-05-30FlorianEggenhofer
TeX-my-math130.0Render general Haskell math to LaTeX. Or: math typesetting with high signal-to-noise–ratio. (gpl, library, math, program)2021-05-18leftaroundabout
TeaHS (deprecated)80.0TeaHS Game Creation Library (bsd3, deprecated, game, library)2010-06-05LiamOConnorDavis
Tensor100.0Tensor data types (bsd3, data, library)2018-07-25SvenPanne
TernaryTrees460.0Efficient pure ternary tree Sets and Maps (bsd3, data-structures, library, program)2011-01-22AlexMason
TestExplode50.0Generates testcases from program-snippets (lgpl, library, testing)2015-06-10hjg
Theora20.0 (library, unclassified)2009-05-21PierreEtienneMeunier
Thingie (deprecated in favor of Hieroglyph)80.0Purely functional 2D drawing (bsd3, deprecated, graphics, library)2008-12-18JeffersonHeard
ThreadObjects40.0Mutable objects that reside in their own threads. (concurrency, gpl, library)2012-08-10TimothyHobbs
Thrift120.0Haskell bindings for the Apache Thrift RPC system (foreign, library)2013-04-12DonaldStewart, KirkPeterson, OzgunAtaman
TicTacToe60.0A sub-project (exercise) for a functional programming course (bsd3, education, library)2011-02-15TonyMorris
TigerHash30.0TigerHash with C implementation (cryptography, gpl, library)2010-04-16NikolayOrlyuk
TimePiece90.0A simple tile-based digital clock screen saver (library, program, public-domain, screensaver)2014-05-16AudreyTang
TinyLaunchbury30.0Simple implementation of call-by-need using Launchbury's semantics (bsd3, compilers-interpreters, library)2011-06-20DavidSankel
TinyURL90.0Use TinyURL to compress URLs (bsd3, library, web)2009-02-16ReidBarton
Top20.0Constraint solving framework employed by the Helium Compiler. (constraints, library, program)2012-08-21JurriaanHage
TotalMap62.0A total map datatype (control, library, mit)2019-09-13edwardwas
Tournament50.0Tournament related algorithms (game, library, mit)2012-05-26EirikAlbrigtsen
TraceUtils100.0Functions that should have been in Debug.Trace (bsd3, development, library)2012-10-15EyalLotem
TransformeR (deprecated)50.0eDSL in R for Safe Variable Transformarion (bsd3, deprecated, dsl, library, program, security, statistics)2016-08-04remy
Transhare50.0A library to apply transformation to containers so as to maximize sharing of unchanged subcomponents. (bsd3, data, library)2011-06-19ChrisKuklewicz
TreeCounter40.0Wait-free Tree Counter (bsd3, data, library)2015-01-24julek
TreeStructures120.0A collection of heaps and search trees (bsd3, data-structures, library)2010-03-15BrendanHickey
TreeT20.0Transformer for Data.Tree (control, library, monads, public-domain)2011-09-17RahulGopinath
Treiber70.0Lock free Treiber stack (bsd3, data, library)2015-01-31julek
TrendGraph60.0A simple trend Graph script (graphics, library, public-domain)2014-07-01AlperAYDIN
TrieMap610.0Automatic type inference of generalized tries with Template Haskell. (algorithms, bsd3, library)2013-04-18LouisWasserman
Twofish70.0An implementation of the Twofish Symmetric-key cipher. (bsd3, codec, cryptography, library)2013-09-07RonLeisti
TypeCompose840.0Type composition classes & instances (bsd3, composition, control, library)2018-11-07ConalElliott
TypeNat150.0Some Nat-indexed types for GHC (data, library, mit)2022-05-19alexvieth
UISF190.0Library for Arrowized Graphical User Interfaces. (bsd3, gui, library)2015-09-02dwincort
URLT (deprecated in favor of web-routes)40.0Library for maintaining correctness of URLs within an application. (bsd3, deprecated, language, library, web)2010-03-16JeremyShaw
URLb40.0DEPRECATED A simple, liberal URL parser. (bsd3, library, text)2012-03-14JasonDusek
UTFTConverter70.0Processing popular picture formats into .c or .raw format in RGB565 (graphics, library, mit, program, text)2016-05-04cirquit
Unique1732.0It provides the functionality like unix "uniq" utility (bsd3, data, library)2021-09-30kapral
Unixutils390.0A crude interface between Haskell and Unix-like operating systems (bsd3, library, system)2021-06-21DavidFox, JeremyShaw
Unixutils-shadow30.0A simple interface to shadow passwords (aka, shadow.h) (bsd3, library, system)2012-03-05JeremyShaw
Updater80.0Monadic FRP library based on stm (apache, frp, library)2015-09-17yokto
UrlDisp60.0Url dispatcher. Helps to retain friendly URLs in web applications. (bsd3, library, network, web)2009-02-04ArtyomShalkhakov
Useful100.0Some useful functions and shorthands. (bsd3, library, unclassified)2010-12-22DanielHolden
UtilityTM110.0Utility functions that are missing from the standard library (bsd3, development, library)2011-09-29TonyMorris
VKHS590.0Provides access to Vkontakte social network via public API (bsd3, library, program, web)2019-01-15SergeyMironov
VRML10.0VRML parser and generator for Haskell (graphics, library, mit, program)2020-02-10junjihashimoto
Validation (deprecated in favor of validation)110.0A data-type like Either but with an accumulating Applicative (bsd3, data, deprecated, library)2012-08-14TonyMorris
ValveValueKeyvalue71.5A Valve Value-keyvalue parser for Haskell made with Parsec. (keyvalue, library, mit, parsing, source, valve)2021-10-18berna
Vec290.0Fixed-length lists and low-dimensional linear algebra. (bsd3, data, library, math)2014-08-06ScottDillard
Vec-Boolean110.0Provides Boolean instances for the Vec package (bsd3, data, library, math)2012-08-05TobiasBexelius
Vec-OpenGLRaw30.0Instances and functions to interoperate Vec and OpenGL. (bsd3, graphics, library, math)2010-06-28ChristopherLaneHinson
Vec-Transform140.0This package is obsolete (bsd3, graphics, library, math)2012-08-05TobiasBexelius
VecN40.0a simple peano-indexed vector type (bsd3, data, library)2012-03-03AndrasSlemmer
ViennaRNA-bindings320.0ViennaRNA v2 bindings (bindings, bioinformatics, ffi, library)2017-11-23ChristianHoener
ViennaRNA-extras60.0ViennaRNA v2 extensions (bioinformatics, bsd3, library)2017-11-23ChristianHoener
ViennaRNAParser490.0Libary for parsing ViennaRNA package output (bioinformatics, gpl, library)2017-10-18FlorianEggenhofer
Villefort661.5Villefort is a task manager and time tracker (bsd3, library, program, task, web)2019-04-30AliceReuter
Vulkan60.0A binding for the Vulkan API (bsd3, graphics, library)2016-01-11SvenPanne
VulkanMemoryAllocator652.0Bindings to the VulkanMemoryAllocator library (bsd3, graphics, library)2022-10-02jophish
WAVE310.0WAVE audio file IO library (bsd3, data, library, program, sound)2020-04-02BartonMassey
WEditor30.0Generic text-editor logic for use with fixed-width fonts. (apache, library, text)2020-04-21ta0kira
WEditorBrick50.0Text-editor widget with dynamic line-wrapping for use with Brick. (apache, graphics, library, program)2020-04-20ta0kira
WEditorHyphen50.0Language-specific hyphenation policies for WEditor. (apache, library, text)2020-04-21ta0kira
WL500gPLib50.0A simple library to access to the WL 500gP router from the Haskell code (bsd3, library, network, program)2009-10-15VasylPasternak
WMSigner40.0WebMoney authentication module (cryptography, data, library, mit)2014-11-26triplepointfive
WURFL (deprecated)20.0Convert the WURFL file into a Parsec parser (bsd3, deprecated, library, web)2007-09-30alpheccar
WXDiffCtrl20.0WXDiffCtrl (bsd3, gui, library, user-interfaces)2010-01-11JeremyODonoghue
WashNGo90.0WASH is a family of EDSLs for programming Web applications in Haskell. (bsd3, library, program, web)2010-05-08MarcWeber
WaveFront90.0Parsers and utilities for the OBJ WaveFront 3D model format (graphics, library, mit)2016-10-18SwiftsNamesake
WeakSets290.0Simple set types. Useful to create sets of arbitrary types and nested sets. (data, lgpl, library, math)2022-08-30gsabbagh
Weather70.0Library for interacting with the Weather Underground JSON API. (bsd3, library, net)2015-04-16bstamour
WebBits (deprecated in favor of language-ecmascript)180.0JavaScript analysis tools (bsd3, deprecated, language, library)2012-05-10AndreyChudnov, ArjunGuha
WebBits-Html70.0JavaScript analysis tools (language, library)2010-02-01ArjunGuha
WebBits-multiplate60.0A Multiplate instance for JavaScript. (language, library, mit)2011-03-24BalazsEndresz
WebCont80.0Continuation based web programming for Happstack (bsd3, library, web)2010-07-02SamAnklesaria
WeberLogic50.0Logic interpreter (bsd3, library, math, program)2014-03-17cameronbwhite
Webrexp60.0Regexp-like engine to scrap web data (bsd3, library, program, utility)2013-05-28VincentBerthoux
Wheb100.0The frictionless WAI Framework (bsd3, library, web)2014-09-14hansonkd
WikimediaParser50.0A parser for wikimedia style article markup. (bsd3, library, parsing)2009-02-06EzekielSmithburg
Win323072.0A binding to Windows Win32 API. (bsd3, graphics, library, system, windows)2022-10-10BenGamari, BryanOSullivan, IanLynagh, TamarChristina
Win32-console30.0Binding to the Win32 console API (bsd3, console, library, user-interfaces)2016-09-12siracusa
Win32-dhcp-server120.0Win32 DHCP Server Management API (bsd3, library, system)2015-08-24MichaelSteele
Win32-errors210.0Alternative error handling for Win32 foreign calls (bsd3, library, system)2019-09-15MichaelSteele, gussen
Win32-extras100.0Provides missing Win32 API (bsd3, graphics, library, system)2013-11-13KidoTakahiro
Win32-junction-point120.0Support for manipulating NTFS junction points. (bsd3, library, system)2015-03-30MichaelSteele
Win32-notify220.0A binding to part of the Win32 library for file notification (bsd3, library, system)2017-09-12GregWeber, MarkDittmer, NiklasBroberg, PepeIborra
Win32-security70.0Haskell bindings to a security-related functions of the Windows API (library, mit, system)2015-04-06anton_dessiatov
Win32-services270.0Windows service applications (bsd3, library, system)2019-05-15MichaelSteele, gussen
Win32-services-wrapper80.0Wrapper code for making a Win32 service (bsd3, library, system)2015-05-27GaneshSittampalam
Win32-shortcut40.0Support for manipulating shortcuts (.lnk files) on Windows (bsd3, library, system)2017-01-13lato
Wired110.0Wire-aware hardware description (bsd3, hardware, language, library)2014-05-06EmilAxelsson
WordAlignment70.0Bigram word pair alignments. (gpl, library, linguistics, program)2017-03-14ChristianHoener
WordNet70.0Haskell interface to the WordNet database (bsd3, library, natural-language-processing, text)2013-08-26JoelTaylor, MaxRabkin
WordNet-ghc7440.0Haskell interface to the WordNet database (bsd3, library, natural-language-processing, text)2013-09-06JoelTaylor
Wordlint130.0Plaintext prose redundancy linter. (library, program, text)2015-02-27bgbgbg
Workflow482.0Workflow patterns over a monad for thread state logging & recovery (bsd3, control, library, workflow)2015-05-01AlbertoCorona
WxGeneric130.0Generic (SYB3) construction of wxHaskell widgets (gui, library)2012-12-02MadsLindstroem
X50.0A light-weight XML library (library, text, xml)2019-11-18HerbertValerioRiedel
X112522.0A binding to the X11 graphics library (bsd3, graphics, library)2022-09-14DanielWagner, DonaldStewart, PeterJones, PeterSimons, SpencerJanssen, TomasJanousek, psibi, dminuoso, xmonad, TonyZorman
X11-extras130.0Missing bindings to the X11 graphics library (bsd3, graphics, library)2007-10-12DonaldStewart, SpencerJanssen
X11-rm82.0A binding to the resource management functions missing from X11. (bsd3, graphics, library)2011-09-06TroelsHenriksen
X11-xdamage50.0A binding to the Xdamage X11 extension library (bsd3, graphics, library)2011-05-26DonaldStewart, EwanHiggs
X11-xfixes30.0A binding to the Xfixes X11 extension library (graphics, library, mit)2011-05-26reacocard
X11-xft1230.0Bindings to the Xft and some Xrender parts (bsd3, graphics, library)2021-12-11BrentYorgey, ClemensFruhwirth, TomasJanousek, psibi, clefru, xmonad, TonyZorman
X11-xshape50.0A binding to the Xshape X11 extension library (bsd3, graphics, library)2010-04-27DonaldStewart, EwanHiggs
XAttr (deprecated in favor of linux-xattr)40.0Read, set, and list extended attributes (deprecated, library, system)2013-03-15NicolaSquartini
XInput50.0Bindings for the DirectX XInput library. (bsd3, library, system)2009-02-23ErikCharlebois
XML40.0Extensible Markup Language (bsd3, data, library)2018-08-19
XMLParser122.25A library to parse xml (gpl, library, xml)2019-05-22AlanHawkins
XMMS40.0XMMS2 client library. (library, network, sound)2010-04-01EvgeniyVodolazskiy
XMPP90.0XMPP library (bsd3, library, network)2009-12-03GregoriKholomyev, OlegIvanov
XSaiga332.0An implementation of a polynomial-time top-down parser suitable for NLP (attribute-grammars, bsd3, library, memoization, natural-language-processing, parser-combinators, parsing, program, text)2020-10-07InBetweenNames
Xauth140.0A binding to the X11 authentication library (bsd3, graphics, library)2009-01-06SpencerJanssen
XmlHtmlWriter42.0A library for writing XML and HTML (bsd3, language, library)2012-05-25MatthewMirman
Xorshift128Plus40.0Pure haskell implementation of xorshift128plus random number generator. (library, math, public-domain)2015-04-14hkanai
YFrob40.0Yampa-based library for programming robots (bsd3, frp, library, reactivity, yampa, yampa-)2010-10-12TristanSkudlik
YamlReference370.0YAML reference implementation (library, program, text)2016-02-23OrenBenKiki
Yampa992.5Elegant Functional Reactive Programming Language for Hybrid Systems (bsd3, frp, library, reactivity)2022-10-07GeorgeGiorgidze, IvanPerez, keera_studios_ci
Yampa-core40.0Library for programming hybrid systems. (bsd3, frp, library, reactivity)2015-06-25NikolayOrlyuk
Yocto (deprecated in favor of yocto)60.0A Minimal JSON Parser & Printer for Haskell (deprecated, library, mit, text)2014-01-27ajg
Yogurt140.0A MUD client library (bsd3, library, network)2011-06-18MartijnVanSteenbergen
Z-Botan322.0Crypto for Haskell (bsd3, data, library)2021-06-04winterland
Z-Data1642.5Array, vector and text (bsd3, data, library)2022-11-25winterland, lyndward
Z-IO1182.0Simple and high performance IO toolkit for Haskell (bsd3, data, library)2022-11-26winterland, lyndward
Z-MessagePack140.0MessagePack (bsd3, data, library)2021-04-25winterland, lyndward
Z-YAML130.0YAML tools (bsd3, data, library)2022-02-25winterland, lyndward
ZEBEDDE (deprecated)30.0Polymer growth simulation method (bsd3, deprecated, library, math)2015-07-29hackrilege
ZFS70.0Oleg's Zipper FS (library, monads, public-domain)2014-11-25GwernBranwen, jkarni
ZipFold70.0Zipping folds (bsd3, data, library)2009-07-12ConalElliott
ZipperAG140.0An implementationg of Attribute Grammars using Functional Zippers (bsd3, experimental, library)2014-10-19prmartins
Zora230.0Graphing library wrapper + assorted useful functions (bsd3, library, unclassified)2015-05-16bgwines
Zwaluw30.0Combinators for bidirectional URL routing (bsd3, library, text)2010-11-07MartijnVanSteenbergen
aasam12.0Convert distfix precedence grammars to unambiguous context-free grammars. (apache, library, parsing)2022-08-18mobotsar
abacate20.0Parser for a language similar to Cucumber's Gherkin (language, library)2012-08-11MarcoSilva
abcBridge160.0Bindings for ABC, A System for Sequential Synthesis and Verification (bsd3, data, library)2015-12-12AaronTomb, KevinQuick, RobertDockins, galoisinc
abcnotation190.0Haskell representation and parser for ABC notation. (bsd3, library, music)2015-06-30HansHoglund
abeson80.0interconversion between aeson and bson. (data, library, mit)2014-09-19HirotomoMoriwaki
abides50.0Simple boolean tests to see if a value abides by certain properties (bsd3, data, library, testing)2019-09-23athanclark
abnf110.0Parse ABNF and generate parsers for the specified document (bsd2, library, text)2016-06-20Xandaros
abstract-deque1050.0Abstract, parameterized interface to mutable Deques. (bsd3, data-, library)2014-02-05RyanNewton
abstract-deque-tests160.0A test-suite for any queue or double-ended queue satisfying an interface (bsd3, data-, library)2014-02-05RyanNewton
abstract-par1000.0Type classes generalizing the functionality of the 'monad-par' library. (bsd3, control, library, monads, parallelism)2013-11-06RyanNewton
abstract-par-accelerate100.0Provides the class ParAccelerate, nothing more. (bsd3, library, parallelism)2012-05-14RyanNewton
abt81.25Abstract binding trees for Haskell (language, library, mit)2015-01-11JonSterling
ac-machine90.0Aho-Corasick string matching algorithm in Haskell (bsd3, data, library)2013-09-30YutaTaniguchi
ac-machine-conduit70.0Drive Aho-Corasick machines in Conduit pipelines (bsd3, data, library)2013-09-30YutaTaniguchi
acc320.0Sequence optimized for monoidal construction and folding (library, mit, unclassified)2021-11-23NikitaVolkov
accelerate1012.5An embedded language for accelerated array processing (accelerate, bsd3, compilers-interpreters, concurrency, data, library, parallelism)2020-08-28ManuelChakravarty, TrevorMcDonell
accelerate-arithmetic140.0Linear algebra and interpolation using the Accelerate framework (bsd3, library, math)2018-03-17HenningThielemann
accelerate-bignum100.0Fixed-length large integer arithmetic for Accelerate (accelerate, bsd3, data, library)2020-08-28TrevorMcDonell
accelerate-blas170.0Numeric Linear Algebra in Accelerate (accelerate, bsd3, library, math)2020-08-28TrevorMcDonell
accelerate-cublas30.0Basic Linear Algebra using native CUBLAS library (bsd3, library, math, program)2017-04-23HenningThielemann
accelerate-cuda (deprecated in favor of accelerate-llvm-ptx)210.0Accelerate backend for NVIDIA GPUs (bsd3, compilers-interpreters, concurrency, data, deprecated, library, parallelism)2017-03-31ManuelChakravarty, TrevorMcDonell
accelerate-cufft120.0Accelerate frontend to the CUFFT library (Fourier transform) (bsd3, library, math)2017-12-15HenningThielemann
accelerate-examples370.0Examples using the Accelerate library (accelerate, bsd3, library)2020-08-28ManuelChakravarty, TrevorMcDonell
accelerate-fft260.0FFT using the Accelerate library (accelerate, bsd3, library, math)2020-08-28TrevorMcDonell
accelerate-fftw70.0Accelerate frontend to the FFTW library (Fourier transform) (bsd3, library, math)2018-03-17HenningThielemann
accelerate-fourier140.0Fast Fourier transform and convolution using the Accelerate framework (bsd3, library, math)2018-03-17HenningThielemann
accelerate-io590.0Convert between Accelerate arrays and raw pointers (accelerate, bsd3, data, library)2020-08-28ManuelChakravarty, TrevorMcDonell
accelerate-io-JuicyPixels90.0Convert between Accelerate arrays and JuicyPixels images (accelerate, bsd3, data, library)2020-08-28TrevorMcDonell
accelerate-io-array50.0Convert between Accelerate and array (accelerate, bsd3, data, library)2020-08-28TrevorMcDonell
accelerate-io-bmp130.0Convert between Accelerate arrays and BMP images (accelerate, bsd3, data, library)2020-08-28TrevorMcDonell
accelerate-io-bytestring100.0Convert between Accelerate and ByteString (accelerate, bsd3, data, library)2020-08-28TrevorMcDonell
accelerate-io-cereal10.0Binary serialisation of Accelerate arrays using cereal (accelerate, bsd3, data, library)2020-08-28TrevorMcDonell
accelerate-io-repa110.0Convert between Accelerate and Repa arrays (accelerate, bsd3, data, library)2020-08-28TrevorMcDonell
accelerate-io-serialise30.0Binary serialisation of Accelerate arrays using serialise (accelerate, bsd3, data, library)2021-01-05TrevorMcDonell
accelerate-io-vector100.0Convert between Accelerate and vector (accelerate, bsd3, data, library)2020-08-28TrevorMcDonell
accelerate-kullback-liebler122.0Kullback-Liebler divergence (accelerate, array, bsd3, library)2020-09-01vmchale
accelerate-llvm300.0Accelerate backend component generating LLVM IR (accelerate, bsd3, compilers-interpreters, concurrency, data, library, parallelism)2020-08-28TrevorMcDonell
accelerate-llvm-native340.0Accelerate backend for multicore CPUs (accelerate, bsd3, compilers-interpreters, concurrency, data, library, parallelism)2020-08-28TrevorMcDonell
accelerate-llvm-ptx412.0Accelerate backend for NVIDIA GPUs (accelerate, bsd3, compilers-interpreters, concurrency, data, library, parallelism)2020-08-28TrevorMcDonell
accelerate-random (deprecated in favor of mwc-random-accelerate)20.0Generate Accelerate arrays filled with high quality pseudorandom numbers (bsd3, data, deprecated, library)2015-10-16TrevorMcDonell
accelerate-typelits32.0a typesafe way encode accelerate matrices and vectors (library, math)2016-05-17epsilonhalbe
accelerate-utility110.0Utility functions for the Accelerate framework (bsd3, library, parallelism)2018-03-17HenningThielemann
accentuateus120.0A Haskell implementation of the Accentuate.us API. (bsd3, library, web)2011-06-03MichaelSchade
access-time120.0Cross-platform support for retrieving file access times (bsd3, library, system)2012-02-03MaxBolingbroke
access-token-provider30.0Provides Access Token for Services (bsd3, data, library)2018-05-01mtesseract
accuerr80.0Data type like Either but with accumulating error type (bsd3, development, library)2016-06-18OmariNorman
ace270.0Attempto Controlled English parser and printer (bsd3, library, linguistics)2014-11-28ChrisDone
achille20.0A library for building static site generators (library, mit, web)2020-09-27flupe
acid-state1852.5Add ACID guarantees to any serializable Haskell data structure. (database, library, program, public-domain)2022-06-01AdamGundry, AndreasAbel, DavidFox, DavidHimmelstrup, DavidJohnson, JeremyShaw
acid-state-dist70.0A replication backend for acid-state (database, library, mit)2015-08-21maxvoit
acid-state-tls60.0Add TLS support for Data.Acid.Remote (database, library, public-domain)2014-06-30JeremyShaw
acl260.0Writing and calling ACL2 from Haskell. (bsd3, formal-methods, language, library)2014-10-01TomHawkins
acme-all-monad30.0A monad which is powerful enough to interpret any action (acme, library, public-domain)2015-06-02PhilFreeman
acme-box130.0A full featured empty project (acme, bsd3, library, program)2015-07-11twebb
acme-cadre50.0car, cdr and more (acme, library, public-domain)2014-09-04Jafet
acme-circular-containers60.0Spineless containers which are fast to read but inefficient to update (acme, library)2019-01-17gelisam
acme-cofunctor92.0A Cofunctor is a structure from category theory dual to Functor (acme, bsd3, library)2017-05-13JasperVanDerJeugt
acme-colosson50.0Determines whether it is numberwang. (acme, bsd3, library)2011-10-18KeeganMcAllister
acme-comonad30.0A more efficient dualization (bsd3, library, ntrol)2012-12-08JoeQuinn
acme-cuteboy120.0Maybe gives you a cute boy (acme, library, program, public-domain)2018-01-25chessai
acme-cutegirl52.0Maybe gives you a cute girl (acme, gpl, library, program)2014-01-27MateuszKowalczyk
acme-default20.0A class for types with a distinguished aesthetically pleasing value (acme, library)2016-07-25esz
acme-dont200.0A "don't" construct (acme, bsd3, library)2020-04-01GracjanPolak, jack
acme-everything140.0Install everything. (acme, library, public-domain)2018-11-19quchen
acme-flipping-tables20.0Stop execution with rage. (acme, bsd3, library)2015-06-30JacobStanley
acme-functors72.0The best applicative functors. (acme, bsd3, library)2022-01-04chris_martin
acme-grawlix80.0More readable names for commonly used symbols (acme, bsd3, library)2015-08-10kadoban
acme-hq9plus50.0An embedded DSL for the HQ9+ programming language (acme, library, public-domain)2012-06-12JoeyAdams
acme-http90.0fastest Haskell PONG server in the world (bsd3, library, program, web)2016-08-05JeremyShaw
acme-inator60.0Evil inventions in the Tri-State area (acme, library, program, public-domain)2012-02-10MarkLentczner
acme-io80.0The only true way to do IO in Haskell! (acme, library)2014-10-30benzrf
acme-iot60.0IO monad transformer (control, library, mit)2016-08-13mniip
acme-kitchen-sink60.0A place for dumping that does-not-feel-right code while you improve it (bsd3, library, other)2017-02-21marcosdumay
acme-left-pad72.0free your haskell from the tyranny of npm! (agpl, library, text)2016-03-30JoeQuinn
acme-lolcat60.0LOLSPEAK translator (acme, bsd3, library)2015-04-06AntonNikishaev
acme-lookofdisapproval50.0Express your disapproval (acme, bsd3, library)2013-07-17AntonNikishaev
acme-memorandom60.0Memoized random number generation (acme, library, mit)2015-05-15ion
acme-microwave90.0The eighth wonder of the world, kitchen math! (acme, bsd3, library)2015-02-07JoeQuinn
acme-miscorder20.0Miscellaneous newtypes for orderings of discutable use. (acme, library, public-domain)2015-02-26LoicArjanen
acme-missiles732.0Cause serious international side effects. (acme, library, public-domain)2012-04-15JoeyAdams
acme-mutable-package (deprecated)32.5A mutable package. (acme, deprecated, library, mit)2018-01-01fozworth, Hackage
acme-now60.0An interface to the philosophical and metaphysical "now" (acme, library, public-domain)2009-07-16SjurGjoesteinKarevoll
acme-numbersystem140.0Define the less than and add and subtract for nats (acme, bsd3, library)2014-01-09MaxwellSwadling
acme-omitted80.0A name for omitted definitions (acme, bsd3, library)2016-08-19JoachimFasting
acme-one50.0The identity element of package dependencies (acme, library, public-domain)2015-06-21ion
acme-operators42.25Operators of base, all in one place! (bsd3, documentation, library)2015-07-15phadej
acme-php140.0The flexibility of Haskell and the safety of PHP (acme, bsd3, library)2016-04-20JoeQuinn
acme-pointful-numbers70.0Make more than one point in numeric literals (acme, bsd3, library)2014-05-07AntonNikishaev
acme-realworld100.0Primitives for manipulating the state of the universe (acme, bsd3, library)2011-12-09JoeyAdams
acme-safe21.25Safe versions of some infamous haskell functions such as fromJust (acme, library)2015-05-02fgaz
acme-schoenfinkel42.0Proper names for curry and uncurry (acme, bsd3, library)2013-08-30ErtugrulSoeylemez, esz
acme-smuggler90.0Smuggle arbitrary values in arbitrary types (acme, bsd3, library)2018-10-02benc
acme-strfry40.0A binding to the glibc strfry function. (acme, bsd3, library)2012-01-26ElliottHird
acme-stringly-typed60.0Stringly Typed Programming (acme, bsd3, library)2014-08-29SvenStruett
acme-strtok90.0A Haskell port of the C/PHP strtok function (acme, library, public-domain)2014-11-27eberlm
acme-this20.0import This (bsd3, library, this)2019-04-17TobiasDammers
acme-timemachine70.0An easy way to perform and unperform IO and other stateful actions. (acme, bsd3, library)2015-06-09mniip
acme-year140.0Get the current year (acme, library, public-domain)2019-11-16JoeyAdams
acme-zalgo122.25A somewhat flexible Zalgo̐ te̳͜x̥̖̉̓͞t̍̌̔ ̀̃t̴̢̞̜͓̝r̶̬̆̂̒͟á̧̡͎͔̯̰̕n̹̾̓ͬͦ̍͘ṡ̢͓͉ͮ͆l̠̖̹̗̳̖̽̌ͤ͞a͚̭͙̹̲ͭͩt͈͐o̢̭͇͍̟͐ͬ̾ͪ͜r͇.̸̅ͭ̐̀̊ͨ͛ (acme, library, mit)2018-02-25AntonEkblad
acme-zero62.0The absorbing element of package dependencies (acme, library, public-domain)2015-06-21ion
acousticbrainz-client30.0AcousticBrainz API client (library, unclassified)2019-04-10koral
acquire120.0Abstraction over management of resources (library, mit, resources)2019-09-04NikitaVolkov, effectfully, IrinaArtemeva, vlastachu
action-permutations190.0Execute a set of actions (e.g. parsers) in each possible order (bsd3, control, library)2014-04-11RossPaterson
active2660.0Abstractions for animation (bsd3, data, library)2022-08-24BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
activehs-base120.0Basic definitions for activehs (bsd3, documentation, education, library)2016-05-24PeterDivianszky, lspitzner, GaborPali, gombocarti
activitypub40.0ActivityPub Haskell Library (bsd3, library, web)2018-09-16LukeHoersten
activitystreams-aeson40.0An interface to the ActivityStreams specification (bsd3, codec, library)2016-02-21gdritter
actor60.0Actors with multi-headed receive clauses (bsd3, concurrency, library)2008-10-22MartinSulzmann
acts230.0Semigroup actions and torsors. (algebra, bsd3, library, math)2022-12-03sheaf
ad1792.5Automatic Differentiation (bsd3, library, math)2022-06-17EdwardKmett, EricMertens, ryanglscott
ad-delcont172.25Reverse-mode automatic differentiation with delimited continuations (bsd3, library, machine-learning, math, numeric, optimisation, optimization)2021-07-20ocramz
adaptive-containers60.0Self optimizing container types (bsd3, data, library)2009-04-11DonaldStewart
adaptive-tuple40.0Self-optimizing tuple types (bsd3, data, library)2010-03-16JohnLato
adb60.0Android Debug Bridge (ADB) protocol (bsd3, library, network)2018-05-22StephenBlackheath
addy20.0A full-featured library for parsing, validating, and rendering email addresses (bsd2, library, text)2020-10-29PeterJones
adhoc-network50.0Ad-hoc P2P network protocol (library, network)2008-04-28GwernBranwen, StephanFriedrichs
adict140.0Approximate dictionary searching (bsd3, library, natural-language-processing)2013-07-23JakubWaszczuk
adjunction20.0See README for more info (adjunctions, bsd3, library, math)2020-02-01
adjunctions4892.25Adjunctions and representable functors (adjunctions, bsd3, data-structures, library)2022-08-15EdwardKmett, EricMertens, ryanglscott, AaronVargo
adler32202.0An implementation of Adler-32, supporting rolling checksum operation (bsd3, cryptography, hash, library)2018-03-15MariosTitas
adobe-swatch-exchange60.0parse Adobe Swatch Exchange files and (optionally) output .css files with the colors (bsd3, library, program, web)2013-04-12JeremyShaw
adp-multi160.0ADP for multiple context-free languages (algorithms, bioinformatics, bsd3, data-structures, library)2013-05-29MaikRiechert
adp-multi-monadiccp70.0Subword construction in adp-multi using monadiccp (algorithms, bioinformatics, bsd3, data-structures, library)2013-05-29MaikRiechert
adtrees10.0Modelling, rendering and quantitative analysis on attack defense trees (gpl, language, library)2019-02-23umazalakain
advent-of-code-api602.0Advent of Code REST API bindings and servant API (bsd3, library, web)2021-12-01jle
advent-of-code-ocr70.0Parse Advent of Code ASCII art letters (bsd3, library, program, text)2020-12-05jle
aern2-fun20.0Generic operations for real functions (bsd3, library, math)2022-07-14MichalKonecny
aern2-mfun20.0Multi-variate real function optimisation and proving (bsd3, library, math, program)2022-07-14MichalKonecny
aern2-mp490.0Multi-precision ball (interval) arithmetic (bsd3, library, math)2022-08-25MichalKonecny
aern2-real440.0Real numbers as convergent sequences of intervals (bsd3, library, math)2022-08-25MichalKonecny
aeson10013.0Fast JSON parsing and encoding (bsd3, json, library, text, web)2022-09-21AdamBergmark, BasVanDijk, BryanOSullivan, HerbertValerioRiedel, phadej, lyxia
aeson-applicative30.0make To/From JSOn instances from an applicative description (data, library, mit)2015-06-24GregWeber
aeson-attoparsec150.0Embed an Attoparsec text parser into an Aeson parser (bsd3, library, web)2017-11-15athanclark
aeson-better-errors600.0Better error messages when decoding JSON values. (json, library, mit, text, web)2022-03-07hdgarrood
aeson-bson40.0Mapping between Aeson's JSON and Bson objects. (data, library)2013-05-24AlfredoDiNapoli
aeson-casing830.0Tools to change the formatting of field names in Aeson instances. (data, library, mit)2019-03-28andrewrademacher
aeson-coerce30.0Initial project template from stack (bsd3, library, web)2016-06-21angerman
aeson-combinators270.0Aeson combinators for dead simple JSON decoding (bsd3, json, library, text, web)2022-05-03MarekFajkus
aeson-commit280.0Parse Aeson data with commitment (bsd3, json, library, text, web)2022-06-16jonascarpay
aeson-compat (deprecated in favor of aeson)450.0Compatibility layer for aeson (bsd3, deprecated, library, web)2021-10-09phadej
aeson-decode30.0Easy functions for converting from Aeson.Value (apache, json, library)2018-05-11chris_martin, Monoid_Mary
aeson-default60.0Apply default value to FromJSON instacnes' Maybe fields (bsd3, default, hkd, json, library)2020-02-04gqk007
aeson-dependent-sum10.0JSON encoding/decoding for dependent-sum (data, dependent-types, gpl, json, library)2022-08-27jack
aeson-deriving130.0data types for compositional, type-directed serialization (library, mit, serialization)2020-10-10Cliff_Harvey
aeson-diff992.0Extract and apply patches to JSON documents. (algorithms, bsd3, json, library, program, web)2022-05-26ThomasSutton, janus
aeson-diff-generic70.0Apply a json-patch to any haskell datatype. (bsd3, json, library, web)2018-04-17KristofBastiaensen
aeson-extra950.0Extra goodies for aeson (aeson, bsd3, data, library)2022-06-15phadej
aeson-filthy80.0Several newtypes and combinators for dealing with less-than-cleanly JSON input. (bsd3, json, library, text, web)2019-12-08AlecHeller
aeson-flat30.0Tools for creating flat JSON serializations (bsd3, library, web)2017-04-11seanhess
aeson-flatten40.0JSON flatten for Aeson (bsd3, json, library, text, web)2016-05-03JiriMarsicek
aeson-flowtyped160.0Create Flow or TypeScript type definitions from Haskell data types. (bsd3, library, web)2022-02-15MikeLedger
aeson-gadt-th292.0Derivation of Aeson instances for GADTs (bsd3, json, library)2022-01-04CaleGibbard, JohnEricson, abrar
aeson-generic-compat170.0Compatible generic class names of Aeson (bsd3, library, text)2018-08-25KeiHibino
aeson-helper60.0Aeson helper func (aeson, bsd3, data, library)2022-04-24Lupino
aeson-injector342.0Injecting fields into aeson values (data, json, library, mit, web)2022-03-14NCrashed
aeson-iproute240.0Aeson instances for iproute types (bsd3, data, library)2022-05-08sickmind, MaxGabriel
aeson-json-ast30.0Integration layer for "json-ast" and "aeson" (library, mit, unclassified)2016-11-16NikitaVolkov
aeson-lens410.0Lens of Aeson (bsd3, data, library)2013-02-14HideyukiTanaka
aeson-match-qq230.0Declarative JSON matchers. (bsd2, library, web)2022-10-06MatveyAksenov
aeson-modern-tojson50.0Provide a handy way for derving ToJSON proprely. (json, library, text, web)2022-07-26gdifolco
aeson-native (deprecated in favor of aeson)80.0Fast JSON parsing and encoding (deprecated) (bsd3, deprecated, json, library, text, web)2012-01-19MichaelSnoyman
aeson-optics420.0Law-abiding optics for aeson (data, json, library, mit, optics)2022-08-21phadej
aeson-options (deprecated)90.0Options to derive FromJSON/ToJSON instances (data, deprecated, json, library, mit)2018-10-01serokell
aeson-parsec-picky40.0Alternative JSON parser based on Parsec and Aeson (bsd3, json, library, text)2015-12-11MatejKollar
aeson-picker280.0Tiny library to get fields from JSON format (bsd3, json, library, text, web)2022-03-23ozzzzz, maksbotan
aeson-prefix60.0Hiearchical prefixing for aeson (bsd3, json, library, text, web)2016-04-17JiriMarsicek
aeson-pretty2772.25JSON pretty-printing library and command-line tool. (bsd3, json, library, pretty-printer, text, web)2021-10-23FalkoPeters, martijnbastiaan
aeson-qq1172.0JSON quasiquoter for Haskell (json, library, mit)2021-10-11OscarFinnsson, SimonHengel
aeson-quick150.0Quick JSON extractions with Aeson (bsd3, json, library)2022-05-02ssadler
aeson-result60.0API Result for aeson (aeson, api, bsd3, library, web)2022-04-24Lupino
aeson-schema350.0Haskell JSON schema validator and parser generator (data, library, mit)2020-04-09MateuszKowalczyk, TimBaumann, ChristianMarie, ocramz
aeson-schemas632.0Easily consume JSON data on-demand with type-safety (bsd3, json, library, quasiquoters)2022-11-20leapyear
aeson-serialize100.0Simple serialization functions for aeson types (bsd3, library, unclassified)2014-08-01KevinCotrone
aeson-single-field22.0Conveniently wrap a single value in a record when encoding to and from JSON (json, library, mit, text, web)2022-06-12edwardwas
aeson-smart62.0Smart derivation of Aeson instances (library, mit, web)2012-08-17SamAnklesaria
aeson-streams60.0An HTTP client library for JSON-based APIs (bsd3, library, web)2014-12-06VoMinhThu
aeson-t90.0Transform JSON (data, library, mit)2015-04-28begriffs
aeson-tiled70.0Aeson instances for the Tiled map editor. (bsd3, game-engine, library)2022-08-09AlexanderBondarenko, SchellScivally
aeson-toolkit50.0A generalization of Aeson over Failure (json, library, mit, text, web)2013-12-07SimonHengel
aeson-typescript1130.0Generate TypeScript definition files from your ADTs (bsd3, json, library, text, web)2022-11-11thomasjm
aeson-utils240.0Utilities for working with Aeson. (bsd3, data, library)2015-05-25AdamBergmark, ErikHesselink
aeson-value-parser700.0API for parsing "aeson" JSON tree into Haskell types (data, json, library, mit, parsing)2022-06-01NikitaVolkov
aeson-via70.0Wrappers to derive-via Aeson ToJSON/FromJSON typeclasses (bsd3, data, library)2022-03-23ejconlon
aeson-with160.0withXField combinators for aeson (aeson, data, library, mit)2020-08-09locallycompact
aeson-yak240.0Handle JSON that may or may not be a list, or exist (data, library, mit)2017-12-20tejon
aeson-yaml771.5Output any Aeson value as YAML (pure Haskell library) (bsd3, json, library, text, web, yaml)2021-11-13patrick, janey
affection150.0A simple Game Engine using SDL (game, lgpl, library)2018-09-25nek0
affine90.0Affine spaces (generalized) (bsd3, library, math)2018-05-17
affine-invariant-ensemble-mcmc (deprecated in favor of flat-mcmc)40.0General-purpose sampling (bsd3, deprecated, library, machine-learning, numerical, statistics)2012-09-26JaredTobin
affinely-extended30.0 (data, library, mit)2017-04-05clinton
afis50.0Anti-forensic Information Splitter (bsd3, cryptography, data, library)2013-10-28VincentHanquez
agda-language-server110.0An implementation of language server protocal (LSP) for Agda 2. (development, library, mit, program)2021-10-25banacorn
agda-snippets (deprecated in favor of Agda)150.0Render just the Agda snippets of a literate Agda file to HTML (bsd3, dependent-types, deprecated, library, program)2017-06-04LiamOConnorDavis
agda-snippets-hakyll (deprecated in favor of Agda)100.0Literate Agda support using agda-snippets, for Hakyll pages. (bsd3, dependent-types, deprecated, library)2017-06-04LiamOConnorDavis
agda-unused170.0Check for unused code in an Agda project. (dependent-types, library, mit, program)2022-11-26msuperdock
agentx130.0AgentX protocol for write SNMP subagents (bsd3, library, network)2015-06-15chemist
agum220.0Unification and Matching in an Abelian Group (algebra, library, program)2019-10-17JohnRamsdell
aig210.0And-inverter graphs in Haskell. (bsd3, data, library)2018-06-12AaronTomb, KevinQuick, RobertDockins, galoisinc
aip90.0Aeronautical Information Package (AIP) (aviation, bsd3, data, library, program)2019-03-04qfpl
air210.0air (bsd3, development, library)2015-05-03JinjingWang
air-extra140.0air-extra (bsd3, development, library)2015-05-03JinjingWang
air-spec30.0air spec helper (bsd3, development, library)2013-07-01JinjingWang
air-th40.0air (bsd3, development, library)2014-11-17JinjingWang
airbrake30.0An Airbrake notifier for Haskell (bsd3, library, network)2014-06-08JoelTaylor
airship330.0A Webmachine-inspired HTTP library (library, mit, web)2022-04-11lambda_foo, reiddraper, patrick_thomson
airtable-api200.0Requesting and introspecting Tables within an Airtable project. (bsd3, library, web)2017-03-10ooblahman
aivika812.0A multi-method simulation library (bsd3, library, simulation)2021-03-31DavidSorokin
aivika-branches170.0Nested discrete event simulation module for the Aivika library (bsd3, library, simulation)2021-03-31DavidSorokin
aivika-distributed360.0Parallel distributed discrete event simulation module for the Aivika library (bsd3, library, simulation)2018-05-06DavidSorokin
aivika-experiment380.0Simulation experiments for the Aivika library (bsd3, library, simulation)2021-03-31DavidSorokin
aivika-experiment-cairo170.0Cairo-based charting backend for the Aivika simulation library (bsd3, library, simulation)2017-09-30DavidSorokin
aivika-experiment-chart320.0Simulation experiments with charting for the Aivika library (bsd3, library, simulation)2017-11-25DavidSorokin
aivika-experiment-diagrams190.0Diagrams-based charting backend for the Aivika simulation library (bsd3, library, simulation)2017-09-30DavidSorokin
aivika-gpss110.0GPSS-like DSL for Aivika (bsd3, library, simulation)2021-03-31DavidSorokin
aivika-lattice130.0Nested discrete event simulation module for the Aivika library using lattice (bsd3, library, simulation)2021-03-31DavidSorokin
aivika-realtime70.0Soft real-time simulation module for the Aivika library (bsd3, library, simulation)2021-03-31DavidSorokin
aivika-transformers390.0Transformers for the Aivika simulation library (bsd3, library, simulation)2021-03-31DavidSorokin
ajhc162.0Haskell compiler that produce binary through C language (compiler, gpl, library, program)2013-12-18KiwamuOkabe
al400.0OpenAL 1.1 raw API. (bsd3, library, sound)2018-03-17DimitriSabadie
alarmclock720.0Wake up and perform an action at a certain time. (bsd3, concurrency, library)2022-03-23dcturner, dten
alerta190.0Bindings to the alerta REST API (api, bsd3, library, monitoring, web)2017-11-12MarkHopkins
alerts130.0Alert messages for web applications (bsd3, library, web)2019-06-28alx741, DanielCampoverde
alex-meta450.0Quasi-quoter for Alex lexers (bsd3, development, library)2021-03-13JonasDuregard, ArtemPelenitsyn
alex-prelude50.0Collection of useful functions for writing console applications (bsd3, library, system)2017-09-12AlexSayers
alex-tools340.0A set of functions for a common use case of Alex. (development, library)2022-05-04EricMertens, IavorDiatchki, TrevorElliott, galoisinc
alfred110.0utility library for Alfred version 2 (bsd3, library, utils)2015-05-17PatrickBahr
alfred-margaret130.0Fast Aho-Corasick string searching (bsd3, data, library, program, text)2022-08-31fatho, rkrzr
alg (deprecated)340.0Algebraic structures (bsd3, deprecated, library, math)2019-12-24
alga (deprecated)130.0Algorithmic automation for various DAWs (deprecated, gpl, language, library, program)2016-09-10mrkkrp
algebra1090.0Constructive abstract algebra (algebra, bsd3, library, math)2017-12-25EdwardKmett, HiromiIshii, WolfgangJeltsch
algebra-checkers130.0Model and test API surfaces algebraically (bsd3, library, model)2022-11-19isovector
algebra-dag70.0Infrastructure for DAG-shaped relational algebra plans (bsd3, database, library)2015-05-29AlexUlrich2
algebra-driven-design80.0Companion library for the book Algebra-Driven Design by Sandy Maguire (book, bsd3, library)2020-09-01isovector
algebra-sql70.0Relational Algebra and SQL Code Generation (bsd3, database, library, program)2015-05-29AlexUlrich2
algebraic90.0General linear algebra structures. (algebra, bsd3, library, math)2014-06-17danilo2, Korri, MarcinMikolajczyk, iamrecursion
algebraic-classes290.0Conversions between algebraic classes and F-algebras. (bsd3, data, generics, library, math)2020-01-06SjoerdVisscher
algebraic-graphs3872.5A library for algebraic graph construction and transformation (algebra, algorithms, data-structures, graphs, library, mit)2022-06-20snowleopard
algebraic-graphs-io170.0I/O utilities and datasets for algebraic-graphs (bsd3, data-mining, graphs, library, parsing)2022-08-26ocramz
algebraic-prelude92.0Algebraically structured Prelude (bsd3, library, web)2017-12-01HiromiIshii
algo-s50.0An implementation of Knuth's algorithm S. (apache, data, library, program)2016-08-16EricRochester
algolia20.0A client implementing the Algolia search API (bsd3, library, web)2018-06-25IanDuncan
algorithmic-composition-additional60.0Helps to create experimental music from a file (or its part) and a Ukrainian text. (Ukrainian, algorithmic-composition, language, library, mit, music, program, sound, sox)2022-08-17OleksandrZhabenko
algorithmic-composition-basic140.0Helps to create experimental music from a file (or its part) and a Ukrainian text. (Ukrainian, algorithmic-composition, language, library, mit, music, sound, sox)2022-08-17OleksandrZhabenko
algorithmic-composition-complex40.0Helps to create more complex experimental music from a file (especially timbre). (Ukrainian, algorithmic-composition, library, mit, music, sound, sox)2022-08-17OleksandrZhabenko
algorithmic-composition-frequency-shift30.0Helps to create experimental music. Uses SoX inside. (algorithmic-composition, library, mit, music, sound, sox)2021-02-24OleksandrZhabenko
algorithmic-composition-overtones60.0Some variants of the overtones functions to generate a timbre. (algorithmic-composition, audio, library, mit, sound, sox, timbre)2022-02-19OleksandrZhabenko
align100.0Sequence alignment algorithms. (bsd3, data, library)2015-07-16literon
align-affine20.0Sequence alignment with an affine gap penalty model (bsd3, data, library)2021-11-26CharlesLi
aligned-foreignptr40.0An aligned ForeignPtr type (foreign, library, public-domain, system)2010-08-01BalazsKomuves
alignment60.0Zip-alignment (bsd3, data, library)2022-04-05TonyMorris
alist60.0lists with O(1) append (bsd3, data, library)2019-08-03AlanHawkins
allocated-processor90.0Functional combinators for monadic actions that require allocation and de-allocation (bsd3, control, library)2010-05-23NoamLewis
alloy90.0Generic programming library (bsd3, generics, library)2016-03-06MattGlazar, NeilBrown
alloy-proxy-fd40.0Some add-on instances for the Alloy library (bsd3, generics, library)2009-06-08NeilBrown
ally-invest20.0Ally Invest integration library (bsd3, finance, library)2020-08-30VladLevenfeld
almost-fix220.0Recurse while a predicate is satisfied (bsd3, library, unclassified)2015-07-24athanclark
alpaca-netcode52.0Rollback/replay NetCode for realtime, deterministic, multiplayer games. (apache, game-engine, library, network)2021-04-02DavidEichmann
alphachar60.0A character between a-z (bsd3, data, library)2018-08-09TonyMorris, qfpl
alpino-tools (deprecated)70.0Alpino data manipulation tools (data, deprecated, library, natural-language-processing, program)2012-04-07DanielDeKok
alsa (deprecated in favor of alsa-seq, alsa-pcm, alsa-core)80.0Binding to the ALSA Library API. (bsd3, deprecated, library, music, sound)2009-12-29HenningThielemann
alsa-core550.0Binding to the ALSA Library API (Exceptions). (bsd3, library, music, sound)2012-04-27HenningThielemann
alsa-midi (deprecated in favor of alsa-seq)120.0Bindings for the ALSA sequencer API (MIDI stuff) (deprecated, library, music, program, sound)2010-09-20HenningThielemann
alsa-mixer660.0Bindings to the ALSA simple mixer API. (bsd3, library, sound)2018-12-09ThomasTuegel
alsa-pcm310.0Binding to the ALSA Library API (PCM audio). (bsd3, library, music, sound)2018-08-31HenningThielemann
alsa-seq402.0Binding to the ALSA Library API (MIDI sequencer). (bsd3, library, music, sound)2021-03-25HenningThielemann
altcomposition50.0Alternative combinators for unorthodox function composition (bsd3, data, library)2016-07-26jcristovao
alternative-extra50.0Extra utilities for alternatives (bsd3, control, library)2017-02-20marcosdumay
alternative-io (deprecated in favor of io-choice)50.0IO as Alternative instance (deprecated) (bsd3, data, deprecated, library)2012-04-23KazuYamamoto
alternative-vector100.0Use vectors instead of lists for many and some (bsd3, library, web)2017-10-11athanclark
alternators280.0Handy functions when using transformers. (bsd3, control, library)2018-07-02louispan
altfloat70.0Alternative floating point support for GHC. (library, numerical)2010-02-21NickBowler
alto20.0Implement a menu experience fit for web users. (bsd3, library, program, web)2018-04-02davean
altsvc40.0HTTP Alternative Services (bsd3, library, network, web)2019-11-24OlivierCheron
alure30.0A Haskell binding for ALURE (library, sound)2010-10-04CarlJoachimSvenn
always50.0provides a typeclass that is always satisfied (bsd3, data, library)2021-01-13chessai
amazon-emailer-client-snap (deprecated in favor of hworker-ses)50.0Client library for amazon-emailer daemon (bsd3, deprecated, library, network)2014-07-20DanielPatterson
amazon-products30.0Connector for Amazon Products API (library, mit, program, web)2014-07-09andrewrademacher
amazonka2072.5Comprehensive Amazon Web Services SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-alexa-business40.0Amazon Alexa For Business SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-apigateway360.0Amazon API Gateway SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-application-autoscaling230.0Amazon Application Auto Scaling SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-appstream130.0Amazon AppStream SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-appsync50.0Amazon AppSync SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-athena90.0Amazon Athena SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-autoscaling1360.0Amazon Auto Scaling SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-autoscaling-plans40.0Amazon Auto Scaling Plans SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-batch60.0Amazon Batch SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-budgets130.0Amazon Budgets SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-certificatemanager300.0Amazon Certificate Manager SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-certificatemanager-pca60.0Amazon Certificate Manager Private Certificate Authority SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloud950.0Amazon Cloud9 SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-clouddirectory60.0Amazon CloudDirectory SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudformation1310.0Amazon CloudFormation SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudfront1410.0Amazon CloudFront SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudhsm880.0Amazon CloudHSM SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudhsmv2100.0Amazon CloudHSM V2 SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudsearch1240.0Amazon CloudSearch SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudsearch-domains1570.0Amazon CloudSearch Domain SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudtrail1260.0Amazon CloudTrail SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudwatch1280.0Amazon CloudWatch SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudwatch-events250.0Amazon CloudWatch Events SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cloudwatch-logs1350.0Amazon CloudWatch Logs SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-codebuild110.0Amazon CodeBuild SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-codecommit750.0Amazon CodeCommit SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-codedeploy1390.0Amazon CodeDeploy SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-codepipeline670.0Amazon CodePipeline SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-codestar100.0Amazon CodeStar SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cognito-identity1370.0Amazon Cognito Identity SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cognito-idp250.0Amazon Cognito Identity Provider SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cognito-sync1720.0Amazon Cognito Sync SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-comprehend90.0Amazon Comprehend SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-config1310.0Amazon Config SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-connect30.0Amazon Connect Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-contrib-rds-utils40.0A Haskell equivalent of "aws rds generate-db-auth-token" (aws, library, mpl, program)2021-12-12avanov
amazonka-core2102.5Core data types and functionality for Amazonka libraries. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cost-explorer70.0Amazon Cost Explorer Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-cur70.0Amazon Cost and Usage Report Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-datapipeline1260.0Amazon Data Pipeline SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-devicefarm620.0Amazon Device Farm SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-directconnect1340.0Amazon Direct Connect SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-discovery240.0Amazon Application Discovery Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-dms270.0Amazon Database Migration Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-ds600.0Amazon Directory Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-dynamodb1330.0Amazon DynamoDB SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-dynamodb-dax80.0Amazon DynamoDB Accelerator (DAX) SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-dynamodb-streams610.0Amazon DynamoDB Streams SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-ec21350.0Amazon Elastic Compute Cloud SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-ecr250.0Amazon EC2 Container Registry SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-ecs860.0Amazon EC2 Container Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-efs640.0Amazon Elastic File System SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-elasticache1230.0Amazon ElastiCache SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-elasticbeanstalk1370.0Amazon Elastic Beanstalk SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-elasticsearch460.0Amazon Elasticsearch Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-elastictranscoder1310.0Amazon Elastic Transcoder SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-elb1320.0Amazon Elastic Load Balancing SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-elbv2190.0Amazon Elastic Load Balancing SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-emr1320.0Amazon Elastic MapReduce SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-fms40.0Amazon Firewall Management Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-gamelift290.0Amazon GameLift SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-glacier850.0Amazon Glacier SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-glue110.0Amazon Glue SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-greengrass90.0Amazon Greengrass SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-guardduty70.0Amazon GuardDuty SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-health130.0Amazon Health APIs and Notifications SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-iam1390.0Amazon Identity and Access Management SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-iam-policy130.0Amazon IAM Policy Document DSL and Combinators. (aws, cloud, library, mpl, network)2018-08-14BrendanHay
amazonka-importexport1500.0Amazon Import/Export SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-inspector650.0Amazon Inspector SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-iot420.0Amazon IoT SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-iot-analytics70.0Amazon IoT Analytics SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-iot-dataplane350.0Amazon IoT Data Plane SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-iot-jobs-dataplane40.0Amazon IoT Jobs Data Plane SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-kinesis1380.0Amazon Kinesis SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-kinesis-analytics140.0Amazon Kinesis Analytics SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-kinesis-firehose390.0Amazon Kinesis Firehose SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-kinesis-video90.0Amazon Kinesis Video Streams SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-kinesis-video-archived-media80.0Amazon Kinesis Video Streams Archived Media SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-kinesis-video-media50.0Amazon Kinesis Video Streams Media SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-kms1410.0Amazon Key Management Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-lambda1360.0Amazon Lambda SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-lex-models100.0Amazon Lex Model Building Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-lex-runtime70.0Amazon Lex Runtime Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-lightsail130.0Amazon Lightsail SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-marketplace-analytics410.0Amazon Marketplace Commerce Analytics SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-marketplace-entitlement80.0Amazon Marketplace Entitlement Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-marketplace-metering370.0Amazon Marketplace Metering SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-mechanicalturk60.0Amazon Mechanical Turk SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-mediaconvert40.0Amazon Elemental MediaConvert SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-medialive40.0Amazon Elemental MediaLive SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-mediapackage50.0Amazon Elemental MediaPackage SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-mediastore70.0Amazon Elemental MediaStore SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-mediastore-dataplane110.0Amazon Elemental MediaStore Data Plane SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-migrationhub60.0Amazon Migration Hub SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-ml750.0Amazon Machine Learning SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-mobile60.0Amazon Mobile SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-mq50.0Amazon MQ SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-opsworks1350.0Amazon OpsWorks SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-opsworks-cm220.0Amazon OpsWorks for Chef Automate SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-organizations70.0Amazon Organizations SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-pinpoint150.0Amazon Pinpoint SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-polly110.0Amazon Polly SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-pricing100.0Amazon Price List Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-rds1400.0Amazon Relational Database Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-redshift1350.0Amazon Redshift SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-rekognition130.0Amazon Rekognition SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-resourcegroups70.0Amazon Resource Groups SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-resourcegroupstagging120.0Amazon Resource Groups Tagging API SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-route531440.0Amazon Route 53 SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-route53-autonaming60.0Amazon Route 53 Auto Naming SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-route53-domains1370.0Amazon Route 53 Domains SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-s31890.0Amazon Simple Storage Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-s3-streaming370.0Provides conduits to upload data to S3 using the Multipart API (aws, bsd3, cloud, distributed-computing, library, network)2019-10-09AlexMason
amazonka-sagemaker60.0Amazon SageMaker Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-sagemaker-runtime70.0Amazon SageMaker Runtime SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-sdb1410.0Amazon SimpleDB SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-secretsmanager100.0Amazon Secrets Manager SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-serverlessrepo70.0Amazon ServerlessApplicationRepository SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-servicecatalog180.0Amazon Service Catalog SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-ses1280.0Amazon Simple Email Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-shield150.0Amazon Shield SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-sms140.0Amazon Server Migration Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-snowball180.0Amazon Import/Export Snowball SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-sns1310.0Amazon Simple Notification Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-sqs1412.0Amazon Simple Queue Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-ssm960.0Amazon Simple Systems Manager (SSM) SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-stepfunctions180.0Amazon Step Functions SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-storagegateway1280.0Amazon Storage Gateway SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-sts1540.0Amazon Security Token Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-support1310.0Amazon Support SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-swf1430.0Amazon Simple Workflow Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-test570.0Common functionality for Amazonka library test-suites. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-transcribe30.0Amazon Transcribe Service SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-translate60.0Amazon Translate SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-waf450.0Amazon WAF SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-waf-regional60.0Amazon WAF Regional SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-workdocs80.0Amazon WorkDocs SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-workmail40.0Amazon WorkMail SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-workspaces850.0Amazon WorkSpaces SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amazonka-xray120.0Amazon X-Ray SDK. (aws, cloud, distributed-computing, library, mpl, network)2019-02-06BrendanHay
amby80.0Statistical data visualization (bsd3, graphics, library)2016-11-26jsermeno
amqp1812.25Client library for AMQP servers (currently only RabbitMQ) (bsd3, library, network, program)2022-01-26HolgerReinhardt
amqp-conduit110.0Conduit bindings for AMQP (see amqp package) (library, mit, network)2017-07-12toru_tomita
amqp-streamly80.0A simple streamly wrapper for amqp (amqp, bsd3, conduit, library, rabbitmq, streamly)2022-06-09gdifolco
amqp-worker180.0 (bsd3, library, program, unclassified)2019-04-12seanhess
anagrep30.0Find strings with permutations (anagrams) that match a regular expression (bsd3, library, program, text)2020-12-10DylanSimon
analyze30.0making data science easy and safe with data frames (bsd3, data-science, library)2017-01-06AlexeyKhudyakov, ocramz, NickSeagull, ejconlon, stites
analyze-client100.0Client for analyze service (bsd3, library, web)2015-05-22DanielPatterson
anansi340.0Simple literate programming preprocessor (development, gpl, library, program)2015-06-05JohnMillikin
anansi-hscolour60.0Colorized looms for Anansi (development, gpl, library)2014-02-14JohnMillikin
anansi-pandoc130.0Looms which use Pandoc to parse and produce a variety of formats. (development, gpl, library)2014-03-18JohnMillikin
anatomy30.0Anatomy: Atomo documentation system (bsd3, development, library, program)2011-02-07AlexSuraci
android70.0Android methods exposed to Haskell (gpl, library, system)2015-09-29IvanPerez, keera_studios_ci
android-activity22.0Turn regular Haskell programs into Android Activities (bsd3, library, mobile)2017-09-28RyanTrinkle, abrar
android-lint-summary60.0A pretty printer for Android Lint errors (apache, library, program, web)2015-06-30passy
angle30.0A small, general-purpose programming language. (compilers-interpreters, gpl, library, program)2016-08-19GuiltyDolphin
animalcase120.0Convert camelCase to snake_case and vice versa (library, mit, text)2014-11-14ibotty
animate202.25Animation for sprites (bsd3, game, library)2018-05-19jxv
animate-frames80.0Convert sprite frames to animate files (game, library, mit, program)2018-05-30jxv
animate-preview110.0Preview tool for sprite animation (bsd3, game, library, program)2018-05-27jxv
animate-sdl280.0sdl2 + animate auxiliary library (bsd3, game, library)2018-05-20jxv
anki-tools70.0Tools for interacting with Anki database (bsd3, database, library, program)2016-09-30zohl
ann40.0Informative annotations which don't change equality (bsd3, data, library)2022-06-28aspiwack
annah20.0Medium-level language that desugars to Morte (bsd3, compiler, library, program)2016-04-24GabrielGonzalez
annihilator (deprecated in favor of boolean-like)30.0Semigroups with annihilators and utility functions (bsd3, control-, deprecated, library)2016-04-05Shou
annotated-exception362.0Exceptions, with checkpoints and context. (bsd3, control, library)2022-08-16parsonsmatt
annotated-fix20.0A fixpoint of a functor that can be annotated (bsd3, data, library)2019-05-21GuerricChupin
annotated-wl-pprint950.0The Wadler/Leijen Pretty Printer, with annotation support (bsd3, library, text)2015-08-27dchristiansen
anonymous-sums50.0Anonymous sum types (bsd3, data, library)2016-12-23OmariNorman
anonymous-sums-tests50.0QuickCheck functions to accompany the anonymous-sums package (bsd3, data, library)2014-07-30OmariNorman
ansi-escape-codes110.0Haskell package to generate ANSI escape codes for styling strings in the terminal. (library, mit, unclassified)2017-12-14joegesualdo
ansi-pretty160.0AnsiPretty for ansi-wl-pprint (bsd3, library, text, user-interfaces)2019-11-20phadej
ansi-terminal6752.5Simple ANSI terminal support, with Windows compatibility (bsd3, library, user-interfaces)2022-11-21MaxBolingbroke, OliverCharles, RomanCheplyaka, mpilgrem
ansi-terminal-game742.0sdl-like functions for terminal applications, based on ansi-terminal (game, gpl, library)2022-12-04fffaaa
ansi-wl-pprint (deprecated in favor of prettyprinter)2322.5The Wadler/Leijen Pretty Printer for colored ANSI terminal output (bsd3, deprecated, library, text, user-interfaces)2019-05-12EdwardKmett, MaxBolingbroke, phadej, quchen
ansigraph210.0Terminal-based graphing via ANSI and Unicode (graphics, library, mit)2017-12-28Cliff_Harvey
antagonist360.0A web interface to Antisplice dungeons. (agpl, library, program, web)2016-04-04implementation
antfarm70.0Referring expressions for definitions (bsd3, library, natural-language-processing, program)2012-08-15EricKow
anticiv30.0This is an IRC bot for Mafia and Resistance. (agpl, library, network, program)2014-09-14implementation
antigate300.0Interface for antigate.com captcha recognition API (captcha, library, mit, network-apis, text-recognition)2017-06-12MikhailKuddah
antimirov20.0Define the language containment (=subtyping) relation on regulare expressions. (language, library, math, program)2009-01-30RickKaudewitz
antiope-athena540.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-contract430.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-core940.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-dynamodb580.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-es50.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22arbornetworks
antiope-messages750.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-optparse-applicative370.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22arbornetworks
antiope-s3860.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-shell150.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22arbornetworks
antiope-sns600.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-sqs650.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-swf100.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2019-10-08arbornetworks
antiprimes40.0Initial project template from stack (bsd3, learning-haskell, library)2016-09-11wokibe
antiquoter40.0Combinator library for quasi- and anti-quoting. (bsd3, library, template-haskell)2013-04-14LarsCorbijn
antisplice340.0An engine for text-based dungeons. (agpl, game, library)2016-04-04implementation
antlr-haskell62.0A Haskell implementation of the ANTLR top-down parser generator (bsd3, library)2020-09-25KarlCronburg
antlrc80.0Haskell binding to the ANTLR parser generator C runtime library. (bsd3, library, parsing, program)2011-01-20MarkWright
anydbm120.0Interface for DBM-like database systems (database, library)2012-05-01JohnGoerzen
aop-prelude140.0prelude for Algebra of Programming (bsd3, language, library)2021-06-18KatsutoshiItoh
aos-signature100.0An implementation of the AOS signatures (cryptography, library)2018-11-10sdiehl
aosd120.0Bindings to libaosd, a library for Cairo-based on-screen displays (bsd3, graphics, library)2019-12-14DanielSchuessler
ap-normalize1260.0Self-normalizing applicative expressions (control, library, mit)2021-05-25lyxia
ap-reflect70.0Partial evaluation reflection a la simple-reflect. (bsd3, debug, library)2016-10-03NickolayKudasov
apache-md5142.0Apache specific MD5 digest algorighm. (bsd3, cryptography, data, library)2015-06-21PeterTrsko
apart100.0Get all your structure and rip it apart. (bsd3, control, data, library, program)2018-09-28iokasimovmt
apecs1002.25Fast Entity-Component-System library for game programming (bsd3, control, data, game, library)2021-12-04jonascarpay
apecs-gloss230.0Simple gloss renderer for apecs (bsd3, library, web)2020-02-11jonascarpay
apecs-physics280.02D physics for apecs (bsd3, library, web)2020-12-23jonascarpay
apecs-physics-gloss (deprecated in favor of apecs-gloss)20.0Gloss rendering for apecs-physics (bsd3, deprecated, library, web)2018-10-17jonascarpay
apecs-stm100.0STM stores for apecs (bsd3, control, data, game, library)2021-08-07jonascarpay
api-builder410.0Library for easily building REST API wrappers in Haskell (bsd3, library, network)2020-01-21Intolerable
api-field-json-th200.0option of aeson's deriveJSON (bsd3, library, utils)2017-05-03nakaji_dayo
api-maker182.0Package to make APIs (bsd3, library, web)2021-12-30schnecki
api-monobank92.0 (library, mit, program, web)2019-07-17sigrlami
api-opentheory-unicode90.0OpenTheory unicode character API (library, mit, text)2015-05-13JoeHurd
api-rpc-accumulate30.0JSON-RPC API client for Accumulate blockchain (library, mit, program, web)2022-02-19sigrlami
api-rpc-factom20.0RPC API client for Factom (library, mit, program, web)2019-10-25sigrlami
api-rpc-pegnet30.0simple json-rpc client for PegNet (library, mit, web)2020-01-13sigrlami
api-tools250.0DSL for generating API boilerplate and docs (bsd3, cloud, distributed-computing, library, network, program, web)2022-06-01AdamGundry, ChrisDornan
api-yoti50.0Api bindings for Yoti services (library, mit, web)2019-07-30sigrlami
apiary1282.5Simple and type safe web framework that generate web API documentation. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-authenticate280.0authenticate support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-clientsession300.0clientsession support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-cookie460.0Cookie support for apiary web framework. (library, mit, web)2017-10-26HirotomoMoriwaki, winterland
apiary-eventsource250.0eventsource support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-helics200.0helics support for apiary web framework. (library, mit, web)2015-03-04HirotomoMoriwaki, winterland
apiary-http-client100.0A http client for Apiary. (library, mit, web)2017-11-01winterland
apiary-logger360.0fast-logger support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-memcached170.0memcached client for apiary web framework. (library, mit, web)2015-03-04HirotomoMoriwaki, winterland
apiary-mongoDB200.0mongoDB support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-persistent352.0persistent support for apiary web framework. (library, mit, web)2017-10-25HirotomoMoriwaki, winterland
apiary-purescript270.0purescript compiler for apiary web framework. (library, mit, web)2015-03-04HirotomoMoriwaki, winterland
apiary-redis60.0redis support for apiary web framework. (library, mit, web)2017-11-11winterland
apiary-session60.0session support for apiary web framework. (library, mit, web)2017-10-24HirotomoMoriwaki, winterland
apiary-websockets390.0websockets support for apiary web framework. (library, mit, web)2017-10-24HirotomoMoriwaki, winterland
apioiaf-client92.0Consumer library for anapioficeandfire.com (bsd3, library, web)2016-12-21krberger
apis40.0A Template Haskell library for generating type safe API calls (bsd2, library, web)2014-12-22FabianBergmark
apns-http240.0Apple Push Notification service HTTP/2 integration. (bsd3, library, network, program)2020-01-14dridus
apotiki50.0a faster debian repository (library, mit, program, system)2014-01-24pyr
app-lens70.0applicative (functional) bidirectional programming beyond composition chains (bsd3, data, lenses, library)2016-09-25kztk
app-settings410.0A library to manage application settings (INI file-like) (bsd3, configuration, library)2018-10-01EmmanuelTouzery
appar1550.0A simple applicative parser (bsd3, library, parsing)2019-05-07KazuYamamoto
appc100.0app container types and tools (data, library, mit, program)2015-04-10wereHamster
appendful220.0 (library, mit, unclassified)2022-06-19Norfair
appendful-persistent250.0 (library, mit, unclassified)2022-11-06Norfair
appendmap290.0Map with a Semigroup and Monoid instances delegating to Semigroup of the elements (bsd3, data-structures, library)2018-09-02AlexeyKotlyarov
applicable80.0A class for things that can be applied (data, library, mit)2022-07-17anselmschueler
applicative-extras190.0Instances for Applicative (bsd3, control, library)2011-01-03ChrisEidhof
applicative-fail160.0Applicative functor and monad which collects all your fails (bsd3, control, library)2015-08-03AlekseyUymanov
applicative-numbers250.0Applicative-based numeric instances (bsd3, data, library, numerical)2014-04-09ConalElliott
applicative-parsec60.0An applicative parser combinator library (gpl, language, library)2015-04-09KarlVoelker
applicative-quoters280.0Quasiquoters for idiom brackets and an applicative do-notation (bsd3, language, library)2012-09-22BenMillwood
applicative-splice30.0Write applicative programs in direct style (generalizes idiom brackets). (control, library, public-domain)2016-04-17AkioTakano
apply-refact2482.0Perform refactorings specified by the refact library. (bsd3, development, library, program)2022-03-09mpickering, zliu41, fendor
apply-unordered30.0Apply a function to an argument specified by a type level Nat (acme, bsd3, compiler-plugin, functions, library)2021-03-26MichaelSloan
apply-unordered-mono20.0Apply functions to arguments in an unordered type-directed fashion (acme, bsd3, functions, library)2021-03-26MichaelSloan
apportionment221.25Round a set of numbers while maintaining its sum (bsd3, library, math)2022-01-02HenningThielemann
approveapi20.0ApproveAPI Haskell Client (api, client, library, mit)2019-04-01kcking
approx32.0Easy-to-use emulation of approximate, ranges and tolerances in Haskell (library, mit, numeric, program)2021-02-15kishaloy
approx-rand-test (deprecated)110.0Approximate randomization test (deprecated, library, program, statistics)2013-12-17DanielDeKok
approximate380.0Approximate discrete values and numbers (bsd3, library, numeric)2021-11-16EdwardKmett, EricMertens, ryanglscott
approximate-equality190.0Newtype wrappers for approximate equality (bsd3, data, library)2014-08-16DavidHimmelstrup, GregoryCrosswhite
ar-timestamp-wiper60.0Wipes time stamps from .a files (like ar -D) (application, library, mit, program)2013-08-07NiklasHambuechen, PatrickChilton
arb-fft80.0Pure Haskell arbitrary length FFT library (bsd3, library, math, program)2016-04-24IanRoss
arbb-vm150.0FFI binding to the Intel Array Building Blocks (ArBB) virtual machine. (bsd3, foreign, library)2012-10-14JoelSvensson
arbor-datadog40.0Datadog client for Haskell. (library, mit, network)2019-10-17newhoggy, haskellworks, arbornetworks
arbor-lru-cache171.25LRU cache based on STM (concurrency, data, library, mit)2019-10-03newhoggy, arbornetworks
arbor-monad-counter30.0Counter library for submitting metrics to a backend such as datadog (library, mit, services)2019-10-17newhoggy, haskellworks, arbornetworks
arbor-monad-logger40.0Simple logging library (library, logging, mit, program)2019-10-17arbornetworks
arbor-monad-metric180.0Core metric library for publishing metrics. (library, metrics, mit)2019-10-17newhoggy, haskellworks, arbornetworks
arbor-monad-metric-datadog70.0Metric library backend for datadog. (library, metrics, mit)2019-11-18newhoggy, haskellworks, arbornetworks
arbor-postgres90.0Convenience types and functions for postgresql-simple. (library, mit, services)2019-10-17newhoggy, haskellworks, arbornetworks
arcgrid30.0Parse ESRI/ArcInfo (ArcGrid) raster GIS files (bsd3, geo, library, program)2017-11-13nbrk
arch-hs320.0Distribute hackage packages to archlinux (distribution, library, mit, program)2022-06-11berberman
arch-web140.0Arch Linux official and AUR web interface binding (library, mit, web)2022-06-11berberman
archive50.0A library and programs for creating hardlinked incremental archives or backups (bsd3, library, program, system)2012-06-12DavidFox, JeremyShaw
archive-libarchive130.0Common interface using libarchive (archive, bsd3, codec, library, tar)2020-08-27vmchale
archive-sig290.0Backpack signature for archive libraries (archive, bsd3, codec, library, tar)2020-04-12vmchale
archive-tar60.0Common interface using the tar package (archive, bsd3, codec, library, tar)2020-01-24vmchale
archive-tar-bytestring90.0Common interface using the tar-bytestring package (archive, bsd3, codec, library, tar)2020-04-01vmchale
archiver170.0Archive supplied URLs in WebCite & Internet Archive (bsd3, documentation, library, network, program)2014-01-03GwernBranwen
archlinux (deprecated)280.0Support for working with Arch Linux packages. (bsd3, deprecated, distribution, library)2011-06-27DonaldStewart, MagnusTherning, PeterSimons
archlinux-web20.0Website maintenance for Arch Linux packages (bsd3, distribution, library, program)2010-10-18MagnusTherning
arduino-copilot592.0Arduino programming in haskell using the Copilot stream DSL (bsd3, embedded, language, library)2022-11-14JoeyHess
arena50.0A journaled data store (bsd3, database, library)2016-03-15AlecHeller, davean
arff80.0Generate Attribute-Relation File Format (ARFF) files (bsd3, data, library, text)2008-11-18StefanKersten
argo240.0Parse and render JSON. (json, library, mit, program)2022-08-28fozworth
argon2130.0Memory-hard password hash and proof-of-work function (bsd3, cryptography, library)2018-04-07ChrisDornan, HerbertValerioRiedel, JoeyHess, OliverCharles
argparser110.0Command line parsing framework for console applications (bsd3, console, library)2014-11-27sbergot
arion-compose182.0Run docker-compose with help from Nix/NixOS (apache, cloud, distributed-computing, distribution, library, network, program)2022-12-02RobertHensing
arith-encode (deprecated in favor of cantor-pairing, finitary, smallcheck)160.0A practical arithmetic encoding (aka Godel numbering) library. (bsd3, data, deprecated, library, serialization, test, testing)2020-02-09emc2, Bodigrim
arithmatic100.0do things with numbers (bsd3, library, math)2017-01-26AlanHawkins
arithmetic90.0Natural number arithmetic (library, mit, number-theory, program)2020-03-11JoeHurd
arithmetic-circuits10.0Arithmetic circuits for zkSNARKs (cryptography, library, mit)2020-01-15sdiehl
arithmoi1882.0Efficient basic number-theoretic functions. (algorithms, library, math, mit, number-theory)2022-08-10CarterSchonwald, DanielFischer, HerbertValerioRiedel, Bodigrim
arity-generic-liftA60.0Provides an arity-generic version of the liftA2, liftA3... liftAn functions. (control, library, mit)2018-12-31oisdk
armor60.0Prevent serialization backwards compatibility problems using golden tests (bsd3, data, library, testing)2021-05-19DougBeardsley
arpa40.0Library for reading ARPA n-gram models (bsd3, library, natural-language-processing, nlp, program, text)2015-04-22StefanFischer
arpack20.0Solve large scale eigenvalue problems (bsd3, library, science)2016-09-30ThomasTuegel
array1332.25Mutable and immutable arrays (bsd3, data-structures, library)2019-09-01AustinSeipp, BenGamari, HerbertValerioRiedel, IanLynagh, wz1000
array-builder140.0Builders for arrays (bsd3, data, library)2022-08-09andrewthad
array-chunks170.0Lists of chunks (bsd3, data, library)2021-02-24andrewthad
array-forth120.0A simple interpreter for arrayForth, the language used on GreenArrays chips. (gpl, language, library, program)2015-01-17TikhonJelvis
array-list32.0IsList instances of Array for OverloadedLists extension (array, data, library, list, mit)2020-06-23epoberezkin
array-memoize210.0Memoization combinators using arrays for finite sub-domains of functions (bsd3, library, syntax)2014-04-04DominicOrchard
array-primops60.0Extra foreign primops for primitive arrays (bsd3, data, library)2017-08-10AndrasKovacs
array-utils (deprecated)50.0Primitive functions for updating many elements in mutable arrays at once (bsd3, data, data-structures, deprecated, library)2011-01-29AlexMason
arrayfire72.25Haskell bindings to the ArrayFire general-purpose GPU library (bsd3, library, math, program)2022-10-02DavidJohnson
arraylist20.0Memory-efficient ArrayList implementation (bsd3, data, library)2018-10-25chessai
arrow-extras190.0Extra functions for Control.Arrow (bsd3, control, library)2017-03-15louispan
arrow-improve30.0Improved arrows. (control, library, mit)2014-02-18alynn
arrow-list260.0List arrows for Haskell. (bsd3, control, library)2020-10-18AdamBergmark, ErikHesselink, SebastiaanVisser
arrow-utils70.0functions for working with arrows (arrows, bsd3, combinators, control, library)2022-01-25miguel_negrao
arrowapply-utils50.0Utilities for working with ArrowApply instances more naturally (bsd3, control, library)2012-03-18AndrewMiller
arrowp-qq160.0A preprocessor and quasiquoter for translating arrow notation (development, library, program)2019-12-29PepeIborra, riuga
arrows780.0Arrow classes and transformers (bsd3, control, library)2018-03-31RossPaterson
artery50.0A simple, arrow-based reactive programming (bsd3, control, frp, library)2014-09-09FumiakiKinoshita
artifact (deprecated)40.0Basic types and instances for Valve's Artifact Card-set API (agpl, deprecated, game, library)2018-11-15
arx280.0Archive execution tool. (bsd3, library, text)2018-08-04JasonDusek
arxiv100.0A client for the Arxiv API (api, arxiv, library, network, networkapi)2020-12-18TobiasSchoofs
asana50.0Asana API Client (library, mit, utils)2022-06-13PatrickBrisbin
asap30.0Atlassian Service Authentication Protocol (apache, library, web)2019-03-26puffnfresh
ascetic50.0Generic markup builder. (library, mit, text)2014-07-23AndreiLapets
ascii902.0The ASCII character set and encoding (apache, data, library, text)2022-05-04chris_martin, Monoid_Mary
ascii-art-to-unicode40.0ASCII Art to Unicode Box Drawing converter (bsd3, library, program, unclassified)2017-04-16fmthoma
ascii-case460.0ASCII letter case (apache, data, library, text)2022-10-04chris_martin, Monoid_Mary
ascii-char470.0A Char type representing an ASCII character (apache, data, library, text)2022-10-04chris_martin, Monoid_Mary
ascii-cows42.25A collection of ASCII cows. Moo. (acme, bsd3, library)2016-10-25passy
ascii-flatten40.0Flattens European non-ASCII characaters into ASCII (library, mit, program, text)2016-05-11DanielChoi
ascii-group470.0ASCII character groups (apache, data, library, text)2022-10-04chris_martin, Monoid_Mary
ascii-numbers330.0ASCII representations of numbers (apache, data, library, numeric, text)2022-04-20chris_martin
ascii-predicates470.0Various categorizations of ASCII characters (apache, data, library, text)2022-05-04chris_martin, Monoid_Mary
ascii-progress440.0A simple progress bar for the console. (library, mit, system)2016-04-18yamadapc
ascii-string220.0Compact representation of ASCII strings (library, mit, unclassified)2019-06-02NikitaVolkov
ascii-superset580.0Representing ASCII with refined supersets (apache, data, library, text)2022-04-20chris_martin, Monoid_Mary
ascii-table100.0ASCII table (bsd3, data, library)2019-03-15mitchellwrosen
ascii-th430.0Template Haskell support for ASCII (apache, data, library, text)2022-10-04chris_martin, Monoid_Mary
ascii-vector-avc50.0Process Ascii Vectors for Advantest 93k (data, gpl, library, program)2014-10-15m
ascii85-conduit30.0Conduit for encoding ByteString into Ascii85 (bsd3, conduit, data, library)2014-01-26KazuoKoga
asciichart60.0Line charts in terminal (library, mit, text)2020-09-29madnight
asciidiagram312.0Pretty rendering of Ascii diagram into svg or png. (bsd3, diagram, library, program, text)2019-06-19VincentBerthoux
asif132.0Library for creating and querying segmented feeds (library, mit, program, services)2020-01-17newhoggy, haskellworks, arbornetworks
asil20.0Action Script Instrumentation Library (compilers-interpreters, library)2011-03-01ArieMiddelkoop
asn20.0asn type and encoding/decoding (bsd3, data, library)2018-06-13chessai
asn1-codec (deprecated in favor of language-asn, snmp)70.0Encode and decode ASN.1 (bsd3, deprecated, library, web)2018-05-18andrewthad, chessai
asn1-data (deprecated in favor of asn1-encoding)520.0ASN1 data reader and writer in RAW, BER and DER forms (bsd3, data, deprecated, library)2015-09-07VincentHanquez
asn1-encoding1631.75ASN1 data reader and writer in RAW, BER and DER forms (bsd3, data, library)2019-09-29VincentHanquez
asn1-parse1430.0Simple monadic parser for ASN1 stream types. (bsd3, data, library)2019-09-29VincentHanquez
asn1-types1770.0ASN.1 types (bsd3, data, library)2020-03-24VincentHanquez
aspell-pipe250.0Pipe-based interface to the Aspell program (bsd3, library, text)2020-11-24JonathanDaugherty
assembler20.0Haskell Assembler (bsd3, development, library, program)2010-10-01JeffDouglas
assert70.0Helpers for Control.Exception.assert (bsd3, control, library)2013-11-18LiyangHu
assert-failure432.0Syntactic sugar improving 'assert' and 'error' (bsd3, contract, control, library)2022-07-03MikolajKonarski
assert4hs (deprecated in favor of assert4hs-core)42.0A set of assertion for writing more readable tests cases (deprecated, library, mit, testing)2021-03-25paweln1986
assert4hs-core40.0A set of assertion for writing more readable tests cases (library, mit, testing)2021-04-08paweln1986
assert4hs-hspec20.0integration point of assert4hs and hspec (library, mit, testing)2021-04-08paweln1986
assert4hs-tasty30.0Provider for tasty runner to run assert4hs tests (library, mit, web)2021-04-08paweln1986
assertions70.0A simple testing framework. (library, mit, testing)2014-06-05vi
asset-bundle112.0A build-time Cabal library that bundles executables with assets (bsd3, bundle, distribution, library, program, zip)2019-09-28deech
asset-map70.0Asset map support for the JavaScript broccoli-asset-rev library. (bsd3, library, web)2018-06-12IanDuncan
assimp20.0The Assimp asset import library (bsd3, graphics, library)2011-05-24JoelBurget
assoc1490.0swap and assoc: Symmetric and Semigroupy Bifunctors (bsd3, data, library)2020-08-09phadej
assoc-list52.0Association lists (lists of tuples) (data, library, mit)2021-08-11chris_martin, Monoid_Mary
assoc-listlike80.0Association lists (list-like collections of tuples) (data, library, mit)2021-08-11chris_martin, Monoid_Mary
assumpta11.25An SMTP client library (bsd2, library, network)2020-01-29phlummox
assumpta-core20.0Core functionality for an SMTP client (bsd2, library, network)2020-01-29phlummox
ast-monad20.0A library for constructing AST by using do-notation (bsd3, language, library)2017-04-27MasatoMouri
ast-monad-json30.0A library for writing JSON (bsd3, language, library)2017-04-29MasatoMouri
ast-path40.0vocabulary representation for predicting program properties (bsd3, data, library, natural-language-processing)2019-06-17ijaketak
astar280.0General A* search algorithm. (bsd3, data, library)2016-03-29CaleGibbard, JohannesWeiss
astar-monad (deprecated in favor of monad-dijkstra)30.0 (bsd3, deprecated, library, unclassified)2019-09-12ChrisPenner
astro252.25Amateur astronomical computations (bsd3, library, science)2021-05-23aignatyev17
astview-utils (deprecated)20.0Interfacing between hint and astview (bsd4, deprecated, language, library)2009-11-18SebastianMenge
async3212.75Run IO operations asynchronously and wait for their results (bsd3, concurrency, library)2021-10-04PeterSimons, SimonMarlow
async-ajax20.0Crossbrowser async AJAX Bindings for GHCJS (library, mit, web)2016-07-24AlexanderThiemann
async-combinators (deprecated)40.0Async combinators (concurrency, deprecated, library, mpl)2018-07-23serokell
async-dejafu (deprecated in favor of concurrency)80.0Run MonadConc operations asynchronously and wait for their results. (bsd3, concurrency, deprecated, library)2016-09-10barrucadu
async-extra150.0Useful concurrent combinators (library, mit, web)2017-05-28AlexanderThiemann
async-extras960.0Extra Utilities for the Async Library (bsd3, concurrency, library)2017-02-23JonathanFischoff, lloucas
async-io-either122.0Could be useful (bsd3, error-handling, library)2017-02-21schalmers
async-manager50.0A 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)2020-01-03JohnWiegley
async-refresh210.0Package implementing core logic for refreshing of expiring data. (bsd3, control, library)2018-03-20mtesseract
async-refresh-tokens190.0Package implementing core logic for refreshing of expiring access tokens (bsd3, control, library)2018-03-21mtesseract
async-timer1810.0Provides API for timer based execution of IO actions (bsd3, concurrency, library)2018-02-28mtesseract
asynchronous-exceptions (deprecated)80.0Distinguish between synchronous and asynchronous exceptions (control, deprecated, library, mit)2014-02-05RomanCheplyaka
aterm70.0serialisation for Haskell values with sharing support (data, gpl, library, parsing)2020-10-06ChristianMaeder
aterm-utils90.0Utility functions for working with aterms as generated by Minitermite (bsd3, language, library, program)2013-06-18JasonDagit
atl (deprecated)150.0Arrow Transformer Library (bsd3, control, deprecated, library)2016-09-28
atlas30.0Skyline rectangle packing (graphics, library)2021-03-24EdwardKmett
atlassian-connect-core480.0Atlassian Connect snaplet for the Snap Framework and helper code. (apache, library, snap, web)2021-12-11RobertMassaioli, eero, AshleyValent
atlassian-connect-descriptor480.0Code that helps you create a valid Atlassian Connect Descriptor. (apache, data, library)2021-12-07RobertMassaioli, eero, AshleyValent
atmos60.01976 US Standard Atmosphere Model (library, public-domain, science)2016-08-27GregHorn
atmos-dimensional (deprecated in favor of atmos)80.0dimensional wrapper on atmos package (bsd3, deprecated, library, science)2014-08-16GregHorn
atmos-dimensional-tf (deprecated in favor of atmos)60.0dimensional-tf wrapper on atmos package (bsd3, deprecated, library, science)2014-08-16GregHorn
atndapi70.0An interface of ATND API (bsd3, library, web)2016-03-29ynishi
atom400.0An EDSL for embedded hard realtime applications. (bsd3, embedded, language, library)2015-06-03LeePike, TomHawkins
atom-basic250.0Basic Atom feed construction (bsd3, library, web)2017-06-03cbaatz
atom-conduit410.0Streaming parser/renderer for the Atom 1.0 standard (RFC 4287). (conduit, library, public-domain, xml)2020-12-25koral
atom-msp430100.0Convenience functions for using Atom with the MSP430 microcontroller family. (embedded, library, mit)2014-01-06DanielBuckmaster
atomic-file-ops130.0Functions to atomically write to files (bsd3, library, system)2018-01-15clinton
atomic-modify100.0A typeclass for mutable references that have an atomic modify operation. (apache, concurrency, library)2022-01-14chris_martin
atomic-primops1782.0A safe approach to CAS and other atomic ops in Haskell. (bsd3, data, library)2020-10-03BrandonSimmons, GregoryCollins, RyanNewton, ryanglscott, peter_fogg, chchen
atomic-primops-foreign90.0An atomic counter implemented using the FFI. (bsd3, data, library)2014-08-18RyanNewton
atomic-primops-vector40.0Atomic operations on Data.Vector types (bsd3, concurrency, library)2015-02-14peter_fogg
atomic-write872.0Atomically write to a file (library, mit, system)2019-11-21jsl, stackbuilders, sestrella, juanpaucar, wild_willy
atp40.0Interface to automated theorem provers (formal-methods, gpl, library, logic, math, theorem-provers)2021-01-25EK
atp-haskell90.0Translation from Ocaml to Haskell of John Harrison's ATP code (bsd3, library, logic, theorem-provers)2016-09-12DavidFox
atrans60.0A small collection of monad (transformer) instances. (library, mit, monads)2016-01-20apho
atrophy10.0Faster integer division and modulus operations (library, math, mit)2022-08-21goolord
ats-pkg4030.0A build tool for ATS (ats, bsd3, development, library, program)2022-10-03vmchale
ats-setup500.0ATS scripts for Cabal builds (ats, bsd3, cabal, development, library)2018-02-23
ats-storable450.0Marshal ATS types into Haskell (ats, bsd3, generics, library)2018-06-14vmchale
attempt (deprecated in favor of exceptions)260.0Concrete data type for handling extensible exceptions as failures. (deprecated) (bsd3, data, deprecated, failure, library)2014-03-26MichaelSnoyman
attenuation60.0Subtyping relations and variance roles (apache, constraints, library)2021-10-11AndrewPritchard
attenuation-profunctors20.0Attenuation support for Profunctors. (apache, constraints, library)2021-10-11AndrewPritchard
atto-lisp250.0Efficient parsing and serialisation of S-Expressions. (bsd3, data, library, text)2018-09-24ThomasSchilling
attoparsec5022.75Fast combinator parsing for bytestrings and text (bsd3, library, parsing, text)2022-01-10BasVanDijk, BenGamari, BryanOSullivan
attoparsec-arff30.0An 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-binary440.0Binary processing extensions to Attoparsec. (bsd3, data, library)2012-09-22AndrewDrake
attoparsec-conduit (deprecated in favor of conduit-extra)420.0Consume attoparsec parsers via conduit. (deprecated) (conduit, data, deprecated, library, mit, parsing)2014-04-02MichaelSnoyman
attoparsec-csv50.0A parser for CSV files that uses Attoparsec (library, text)2016-07-31RobinBateBoerop
attoparsec-data450.0Parsers for the standard Haskell data types (library, mit, parsing)2022-11-21NikitaVolkov
attoparsec-enumerator (deprecated)400.0Pass input from an enumerator to an Attoparsec parser. (deprecated, enumerator, library, mit, parsing, text)2015-05-16JohnMillikin
attoparsec-expr310.0Port of parsec's expression parser to attoparsec. (bsd3, library, parsing, text)2015-05-11AdamBergmark, ErikHesselink, SebastiaanVisser
attoparsec-ip (deprecated in favor of ip)120.0Parse IP data types with attoparsec (bsd3, deprecated, library, web)2018-11-14athanclark
attoparsec-iso86013072.0Parsing of ISO 8601 dates, originally from aeson (bsd3, library, parsing)2022-06-15AdamBergmark, phadej, lyxia
attoparsec-iteratee100.0An adapter to convert attoparsec Parsers into blazing-fast Iteratees (bsd3, data, library)2011-11-28GregoryCollins, JohnLato
attoparsec-parsec110.0An Attoparsec compatibility layer for Parsec (library, mit, parsing)2014-03-21SimonHengel
attoparsec-path180.0Convenience bindings between path and attoparsec (bsd3, library, web)2017-09-28athanclark
attoparsec-text (deprecated in favor of attoparsec)120.0(deprecated) (bsd3, deprecated, library, parsing, text)2012-01-30BryanOSullivan, FelipeLessa
attoparsec-text-enumerator40.0(deprecated) (enumerator, library, mit, parsing, text)2012-01-30FelipeLessa
attoparsec-time470.0Attoparsec parsers of time (attoparsec, library, mit, parsers, time)2021-12-13NikitaVolkov
attoparsec-trans100.0Interleaved effects for attoparsec parsers (control, library, mit)2015-06-16srijs
attoparsec-uri180.0URI parser / printer using attoparsec (bsd3, library, web)2018-11-08athanclark
attoparsec-varword60.0Variable-length integer decoding for Attoparsec (data, lgpl, library)2018-05-03ch3pjw
attosplit60.0Split a lazy bytestring at boundaries defined by an attoparsec parser (bsd3, data, library)2011-12-19YitzGale
audacity200.0Interchange with the Audacity sound signal editor (bsd3, library, sound)2022-02-04HenningThielemann
audiovisual40.0A battery-included audiovisual framework (bsd3, data, library, records)2015-03-21FumiakiKinoshita
augeas260.0A Haskell FFI wrapper for the Augeas API (library, program, system)2012-03-28JudeNagurney
aur662.0Access metadata from the Arch Linux User Repository. (gpl, library, linux)2021-10-21fosskers
aur-api90.0ArchLinux AUR json v5 API (bsd3, library, web)2016-06-16wangbj
aura610.0A secure package manager for Arch Linux and the AUR. (gpl, library, program, system)2022-05-23fosskers
authenticate1900.0Authentication methods for Haskell web applications. (library, mit, web)2022-01-24FelipeLessa, MichaelSnoyman
authenticate-kerberos30.0Authentication methods for Haskell web applications. (bsd3, library, web)2012-01-28ArashRouhani
authenticate-ldap70.0LDAP authentication for Haskell web applications. (bsd3, library, web)2012-03-29MichaelLitchard
authenticate-oauth1750.0Library to authenticate with OAuth for Haskell web applications. (bsd3, library, web)2021-06-20FelipeLessa, HiromiIshii, MichaelLitchard, MichaelSnoyman, achirkin, janus
authinfo-hs20.0Password querying for .authinfo (library, mit, system)2014-10-29robgssp
authoring140.0A library for writing papers (bsd3, library, text)2014-07-07TakayukiMuranushi
auto372.25Denotative, locally stateful programming DSL & platform (control, library, mit)2017-01-14jle
auto-update2060.0Efficiently run periodic, on-demand actions (control, library, mit)2019-07-09KazuYamamoto, MichaelSnoyman
autoapply342.0Template Haskell to automatically pass values to functions (bsd3, library, template-haskell)2022-09-27jophish
autodocodec950.0Self-documenting encoder and decoder (library, mit, unclassified)2022-10-06Norfair
autodocodec-openapi3440.0Autodocodec interpreters for openapi3 (library, mit, unclassified)2022-07-22Norfair
autodocodec-schema400.0Autodocodec interpreters for JSON Schema (library, mit, unclassified)2022-07-22Norfair
autodocodec-servant-multipart10.0Autodocodec interpreters for Servant Multipart (library, mit, unclassified)2022-10-06Norfair
autodocodec-swagger250.0Autodocodec interpreters for swagger2 (library, mit, unclassified)2022-07-22Norfair
autodocodec-yaml430.0Autodocodec interpreters for yaml (library, mit, unclassified)2022-07-22Norfair
autoexporter762.0Automatically re-export modules. (library, mit, program, utility)2022-08-27fozworth
autom40.0Generates and displays patterns from next nearest neighbors cellular automata (gpl, graphics, library)2016-10-22infrared
automata60.0automata (bsd3, data, library, math)2019-01-22chessai
automitive-cse (deprecated in favor of automotive-cse)50.0Automotive CSE emulation (bsd3, codec, deprecated, library)2016-04-09KeiHibino
automotive-cse (deprecated)220.0Automotive CSE emulation (bsd3, codec, deprecated, library)2016-05-18KeiHibino
autonix-deps (deprecated)100.0Library for Nix expression dependency generation (bsd3, deprecated, library, nix)2015-06-25ThomasTuegel
autonix-deps-kf5 (deprecated)80.0Generate dependencies for KDE 5 Nix expressions (bsd3, deprecated, library, nix, program)2015-06-25ThomasTuegel
autopack32.25Custom Setup to automate package modules discovery (cabal, customsetup, development, distribution, library, mpl, setup)2020-03-19shersh, vrom911
autoproc100.0EDSL for Procmail scripts (bsd3, library, program, system)2016-08-13GwernBranwen, JasonDagit
avahi110.0Minimal DBus bindings for Avahi daemon (http://avahi.org) (bsd3, library, network, program)2018-09-17IlyaPortnov
average70.0An average (arithmetic mean) monoid. (bsd3, library, unclassified)2015-06-29HansHoglund
avers522.0Server-side implementation of the Avers storage model (avers, gpl, library)2016-12-28wereHamster
avers-api300.0Types describing the core and extended Avers APIs (avers, library, mit)2017-09-17wereHamster
avers-api-docs150.0Swagger documentation for the Avers API (avers, library, mit)2017-02-06wereHamster
avers-server300.0Server implementation of the Avers API (avers, library, mit)2018-10-26wereHamster
aviation-cessna172-diagrams90.0Diagrams for the Cessna 172 aircraft in aviation. (aviation, library)2021-03-17TonyMorris
aviation-cessna172-weight-balance20.0Weight and Balance for the Cessna 172 aircraft in aviation. (aviation, bsd3, library)2021-03-17TonyMorris
aviation-navigation30.0Aviation Navigation functions (bsd3, library, program, test)2021-07-03TonyMorris
aviation-units60.0Units of measurements used in aviation. (aviation, bsd3, library)2021-03-22TonyMorris
aviation-weight-balance70.0Weight and Balance structures used in aviation. (aviation, bsd3, library)2021-03-22TonyMorris
avl-static50.0A compile-time balanced AVL tree. (bsd3, data, library)2014-01-12FedericoLebron
avr-shake140.0AVR Crosspack actions for shake build systems. (development, library, public-domain)2015-08-21JamesCook
avro1292.25Avro serialization support for Haskell (bsd3, data, library)2022-10-18newhoggy, alexeyraga, haskellworks
avro-piper70.0Tool for decoding avro (bsd3, data, library, program)2020-01-13newhoggy, haskellworks
avwx250.0Parse aviation weather reports (aviation, library, mit, program)2020-08-03hc
awesome-prelude30.0A prelude which I can be happy with. Based on base-prelude. (gpl, library, prelude)2016-02-11kozross
awesomium20.0High-level Awesomium bindings. (graphics, lgpl, library, web)2012-11-13MaksymilianOwsianny
awesomium-glut30.0Utilities for using Awesomium with GLUT. (graphics, lgpl, library, web)2012-11-13MaksymilianOwsianny
awesomium-raw30.0Low-level Awesomium bindings. (graphics, lgpl, library, web)2012-11-13MaksymilianOwsianny
aws2550.0Amazon Web Services (AWS) for Haskell (aws, bsd3, cloud, distributed-computing, library, network, web)2022-11-04AristidBreitkreuz, BenGamari, FelipeLessa, JoeyHess, JohnWiegley, MichaelSnoyman
aws-arn120.0Types and optics for manipulating Amazon Resource Names (ARNs) (aws, bsd3, cloud, library)2022-10-14jack, Bellroy, HughDavidson
aws-cloudfront-signed-cookies462.0Generate signed cookies for AWS CloudFront (aws, cloud, library, mit, network, program)2022-03-21chris_martin, Monoid_Mary
aws-cloudfront-signer150.0For signing AWS CloudFront HTTP URL requests (aws, bsd3, cloud, distributed-computing, library, network, web)2015-10-20ChrisDornan
aws-configuration-tools40.0Configuration types, parsers & renderers for AWS services (apache, cloud, configuration, library)2015-05-07JonSterling
aws-dynamodb-conduit150.0Conduit-based interface for AWS DynamoDB (aws, library, mit)2015-06-26srijs
aws-dynamodb-streams20.0Haskell bindings for Amazon DynamoDB Streams (apache, library, network)2014-12-08JonSterling, puffnfresh
aws-easy60.0Helper function and types for working with amazonka (library, mit, network, program)2021-11-02rcook
aws-ec2270.0AWS 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-knownhosts30.0Capture and manage AWS EC2 known_host pubkeys (aws, bsd3, library, network, program)2017-11-27LukeHoersten
aws-elastic-transcoder160.0Haskell suite for the Elastic Transcoder service (aws, bsd3, cloud, distributed-computing, library, network, web)2014-02-03ChrisDornan
aws-general110.0Bindings for Amazon Web Services (AWS) General Reference (aws, cloud, distributed-computing, library, mit, network, web)2015-03-30larsk
aws-kinesis210.0Bindings for Amazon Kinesis (apache, aws, cloud, distributed-computing, library, network, web)2015-03-30larsk
aws-kinesis-client190.0A producer & consumer client library for AWS Kinesis (apache, cloud, library, program)2015-05-07JonSterling, larsk
aws-kinesis-reshard30.0Reshard AWS Kinesis streams in response to Cloud Watch metrics (apache, cloud, library, program)2015-01-22JonSterling
aws-lambda40.0Haskell bindings for AWS Lambda (apache, cloud, library, network)2015-01-07JonSterling
aws-lambda-haskell-runtime630.0Haskell runtime for AWS Lambda (apache, aws, library)2021-05-31NickSeagull, mikota95
aws-lambda-haskell-runtime-wai162.0Run wai applications on AWS Lambda (aws, bsd3, library)2021-06-30dnikolovv
aws-lambda-runtime60.0Haskell on AWS Lambda Runtime API (apache, aws, development, library, program)2020-01-08phadej
aws-larpi32.0Package Haskell functions for easy use on AWS Lambda. (aws, library, mit)2021-01-26tritlo
aws-performance-tests70.0Performance Tests for the Haskell bindings for Amazon Web Services (AWS) (aws, cloud, distributed-computing, library, mit, network, program, web)2014-09-02larsk
aws-route53110.0Amazon Route53 DNS service plugin for the aws package. (bsd3, library, web)2016-02-26AmitLevy, DavidTerei
aws-sdk770.0AWS SDK for Haskell (aws, bsd3, cloud, distributed-computing, library)2014-04-14YusukeNomura
aws-sdk-text-converter70.0The text converter for aws-sdk. (bsd3, library, web)2015-10-30YusukeNomura
aws-sdk-xml-unordered110.0The xml parser for aws-sdk package (bsd3, library, xml)2014-08-06ShoheiYasutake
aws-ses-easy30.0Wrapper over Amazonka's SES (bsd3, library, network)2018-03-25jxv
aws-sign4110.0Amazon Web Services (AWS) Signature v4 HTTP request signer (aws, bsd3, cloud, distributed-computing, library, network, web)2014-07-28ChrisDornan
aws-simple60.0Dead simple bindings to commonly used AWS Services (library, mit, web)2017-03-11AlexanderThiemann
aws-sns20.0Bindings for AWS SNS Version 2013-03-31 (aws, cloud, distributed-computing, library, mit, network, web)2014-08-05larsk
aws-sns-verify190.0Parse and verify AWS SNS messages (amazon, aws, cloud, cryptography, distributed-computing, library, mit, network, web)2022-06-06PatrickBrisbin, dukerutledge, mjgpy3, FreckleEngineering
aws-transcribe-ws20.0Websocket streaming to Amazon Transcribe service (bsd3, library, web)2021-07-163kyro
aws-xray-client220.0A client for AWS X-Ray. (library, mit, tracing)2022-04-06PatrickBrisbin, dukerutledge, mjgpy3, FreckleEngineering
aws-xray-client-persistent230.0A client for AWS X-Ray integration with Persistent. (library, mit, unclassified)2022-04-06PatrickBrisbin, dukerutledge, mjgpy3, FreckleEngineering
aws-xray-client-wai190.0A client for AWS X-Ray integration with WAI. (library, mit, unclassified)2022-04-06PatrickBrisbin, dukerutledge, mjgpy3, FreckleEngineering
axel190.0The Axel programming language. (bsd3, language, library, lisp, macros, program, transpiler)2019-10-03jgrosso256
axiom100.0Web EDSL for running in browsers and server nodes using transient (library, mit, web)2018-05-29AlbertoCorona
axiomatic-classes20.0Specify axioms for type classes and quickCheck all available instances (library, mit, testing)2016-10-28SimonHudon, bandali
azimuth-hs50.0Interact with Azimuth from Haskell (library, mpl, urbit)2020-08-14JaredTobin
azubi140.0A simple DevOps tool which will never "reach" enterprice level. (gpl, library, system)2017-10-14palo
azure-acs40.0Windows Azure ACS (bsd3, library, web)2014-05-15kapilash
azure-email20.0send email with microsoft azure (bsd3, library, web)2018-11-09chessai
azure-functions-worker10.0Azure Functions Worker (azure, cloud, library, mit, serverless)2020-07-03alexeyraga
azure-service-api50.0Haskell bindings for the Microsoft Azure Service Management API (bsd3, library, network)2012-11-05EdskoDeVries, MathieuBoespflug, TimWatson
azure-servicebus90.0Haskell wrapper over Microsoft Azure ServiceBus REST API (bsd3, library, web)2014-05-17kapilash
azurify270.0A simple library for accessing Azure blob storage (bsd3, development, library)2014-09-23ArnoVanLumig, GregWeber, SeanLeather
b-tree110.0Immutable disk-based B* trees (bsd3, data, library)2018-11-04BenGamari
b9932.0A tool and library for building virtual machine images. (development, library, mit, program)2022-03-28SvenHeyll
babl40.0Haskell bindings to BABL library. (graphics, lgpl, library)2017-01-01nek0
backblaze-b2-hs20.0A client library to access Backblaze B2 cloud storage in Haskell. (bsd3, cloud, library, network, program)2019-07-24AdityaManthramurthy
backdropper40.0Rotates backdrops for X11 displays using Imagemagic. (library, program, unclassified)2009-08-18YannGolanski
backprop492.25Heterogeneous automatic differentation (bsd3, library, math)2020-07-01jle
backstop42.0Backstop a target directory by source directories (development, gpl, library, program)2019-11-04mdgabriel
backtracking142.0A backtracking monad (bsd3, control, library)2020-07-03SatoshiEgi, momohatt
backtracking-exceptions30.0A monad transformer for backtracking exceptions (bsd3, control, library)2014-08-22tapuu
backward-state90.0A state monad that runs the state in reverse through the computation (bsd3, control, library, monads)2013-01-14LukePalmer
bag (deprecated in favor of dlist)30.0A simple stable bag. (data-structures, deprecated, library, mit)2011-07-22DanielWaterworth
bake250.0Continuous integration system (bsd3, development, library, program)2016-10-28NeilMitchell
ballast90.0Shipwire API client (bsd3, library, web)2017-08-17alexeyzab
bamboo350.0A blog engine on Hack (library, web)2010-02-24JinjingWang
bamboo-plugin-highlight30.0A highlight middleware (library, web)2009-07-05JinjingWang
bamboo-plugin-photo20.0A photo album middleware (bsd3, library, web)2009-07-05JinjingWang
bamboo-theme-blueprint100.0bamboo blueprint theme (bsd3, library, web)2010-02-24JinjingWang
bamboo-theme-mini-html550.0bamboo mini html5 theme (library, web)2009-11-26JinjingWang
bamse90.0A Windows Installer (MSI) generator framework (bsd3, library, system)2009-05-15SigbjornFinne
bamstats140.0A program to extract various information from BAM alignmnet files. (bioinformatics, library, program)2013-10-18KetilMalde
ban-instance10.0For when a type should never be an instance of a class (bsd3, haskell, library)2019-11-08qfpl, jack
bank-holiday-usa60.0US bank holidays (library, mit, time)2021-11-11tippenein
bank-holidays-england430.0Calculation of bank holidays in England and Wales (bsd3, data, library)2022-09-10dcturner, dten
banwords (deprecated)50.0Generalized word blacklister (deprecated, heuristics, library, mit)2015-07-14fanjam
barbies2032.25Classes for working with types that can change clothes. (bsd3, data-structures, library)2022-01-05DanielGorin
barbies-layered20.0Barbies with layered clothes. (apache, data-structures, library)2021-07-15kakkun61
barbies-th300.0Create strippable HKD via TH (bsd3, data, data-structures, generics, library)2022-04-26FumiakiKinoshita
barchart60.0Creating Bar Charts in Haskell (bsd3, graphics, library, program)2011-05-06SebastianFischer
barcodes-code12820.0Generate Code 128 barcodes as PDFs (graphics, library, mit)2014-10-31dchristiansen
barecheck (deprecated)70.0QuickCheck implementations for common types (bsd3, deprecated, library, testing)2015-03-20OmariNorman
barrie60.0Declarative Gtk GUI library (gui, library)2009-02-26FraserWilson
barrier90.0Shields.io style badge generator (graphics, library, mit)2016-12-12HirotomoMoriwaki
barrier-monad30.0Implementation of barrier monad, can use custom front/back type (control, library, public-domain)2011-12-01AaronBlack
base4182.75Basic libraries (bsd3, library, prelude)2022-11-09AustinSeipp, BenGamari, HerbertValerioRiedel, IanLynagh, PaoloCapriotti, wz1000
base-compat5002.0A compatibility layer for base (compatibility, library, mit)2022-08-11SimonHengel, ryanglscott
base-compat-batteries4200.0base-compat with extra batteries (compatibility, library, mit)2022-08-11ryanglscott
base-compat-migrate50.0Helps migrating projects to base-compat(-batteries). (bsd3, development, library)2020-03-25AdamBergmark
base-encoding110.0RFC4648 Binary-to-text encodings (e.g. base64) (bsd3, codec, library, text)2022-09-16HerbertValerioRiedel
base-feature-macros120.0Semantic CPP feature macros for base (bsd3, development, library)2017-06-05HerbertValerioRiedel
base-generics20.0This 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-access100.0The IO functions included in base delimited into small, composable classes (gpl, library, system)2015-02-11bheklilr
base-noprelude682.0"base" package sans "Prelude" module (bsd3, development, library)2019-08-26HerbertValerioRiedel
base-orphans4752.0Backwards-compatible orphan instances for base (compatibility, library, mit)2022-08-11EdwardKmett, HerbertValerioRiedel, SimonHengel, ryanglscott
base-prelude1422.25Featureful preludes formed solely from the "base" package (library, mit, prelude)2022-03-18NikitaVolkov
base-unicode-symbols1352.5Unicode alternatives for common functions and operators (bsd3, library, unclassified)2019-07-10RoelVanDijk
base162632.0Fast RFC 4648-compliant Base16 encoding (bsd3, data, library)2022-11-16topos
base16-bytestring3172.0RFC 4648-compliant Base16 encodings for ByteStrings (bsd3, data, library)2021-10-29BryanOSullivan, HerbertValerioRiedel, MikhailGlushenkov, topos
base16-lens180.0Optics for the Base16 library (bsd3, data, library)2021-02-22topos
base32540.0Fast RFC 4648-compliant Base32 encoding (bsd3, data, library)2022-03-28topos
base32-bytestring100.0Fast base32 and base32hex codec for ByteStrings (bsd3, codec, data, library)2013-12-01SamTruzjan
base32-lens100.0Optics for the Base32 library (bsd3, data, library)2021-02-22topos
base32-z-bytestring30.0Fast z-base32 and z-base32hex codec for ByteStrings (bsd3, codec, data, library)2019-04-09AlfredoDiNapoli, RenzoCarbonara
base32string190.0Fast and safe representation of a Base-32 string (data, library, mit)2015-05-27solatis
base58-bytestring1150.0Implementation of BASE58 transcoding for ByteStrings (bytestrings, data, library, public-domain)2015-01-30AlekseyUymanov
base58address70.0Parsing and serialization for Base58 addresses (Bitcoin and Ripple) (library, web)2013-04-28StephenWeber
base58string160.0Fast and safe representation of a Base-58 string (data, library, mit)2015-05-10solatis
base6250.0Base62 encoding and decoding (bsd3, data, library)2020-12-18andrewthad
base642110.0A modern RFC 4648-compliant Base64 library (bsd3, data, library)2022-03-28topos, SofiaMA
base64-bytes30.0Base64 encoding of byte sequences (bsd3, data, library)2020-06-01andrewthad
base64-bytestring3582.25Fast base64 encoding and decoding for ByteStrings (bsd3, data, library)2021-08-12BryanOSullivan, HerbertValerioRiedel, MikhailGlushenkov, topos
base64-bytestring-type1160.0A newtype around ByteString, for base64 encoding (bsd3, data, library)2019-03-27phadej
base64-conduit (deprecated in favor of conduit-combinators)80.0Base64-encode and decode streams of bytes. (deprecated) (bsd3, conduit, data, deprecated, library)2014-03-21MichaelSnoyman
base64-lens190.0Optics for the Base64 library (bsd3, data, library)2021-02-22topos
base64-string230.0Base64 implementation for String's. (codec, library)2010-02-26IanLynagh
base91130.0A Generic Base91 Encoder & Decoder (codec, library, mit, program)2015-07-11ajg
based20.0alternative prelude (library, mit, prelude)2022-06-20chessai
basement5191.75Foundation scrap box of array & string (bsd3, library, web)2022-08-19MichaelSnoyman, VincentHanquez, nicolasdp
basen70.0 (library, unclassified)2019-10-06fabianhjr
basen-bytestring60.0 (base16, base32, base64, bsd3, library, rfc4648, unclassified)2018-03-29filwisher
baserock-schema120.0Baserock Definitions Schema (bsd3, data, library, program)2018-07-03locallycompact
basex-client30.0A BaseX client for Haskell (database, library, mit)2015-12-08MatthijsSteen
bash120.0Bash generation library. (bsd3, language, library)2013-03-17JasonDusek
basic190.0Lifting values from base types (bsd3, library, unclassified)2018-05-22
basic-cpuid20.0A small package to access the cpuid instruction directly. (bsd3, library, system)2017-07-09JonasScholl
basic-lens70.0Basic lens type and functions (bsd3, development, library)2017-03-16ChrisDone
basic-prelude842.25An enhanced core prelude; a common foundation for alternate preludes. (control, library, mit, prelude)2017-12-05DanBurton, MichaelSnoyman
basic-sop202.0Basic examples and functions for generics-sop (bsd3, generics, library)2019-05-09AndresLoeh
batch20.0Simplify queuing up data and processing it in batch. (bsd3, data, library)2018-01-27AlexanderThiemann
batchd-core20.0Core modules of batchd, to use in batchd extensions (bsd3, library, system)2022-02-06IlyaPortnov
batchd-docker20.0docker containers host controller for batchd (bsd3, library, system)2022-02-06IlyaPortnov
batchd-libvirt20.0host controller for batchd, which controls virtual machines via libvirt library. (bsd3, library, system)2022-02-06IlyaPortnov
batching20.0An Applicative Functor deferring actions to run in a batch later. (algorithms, apache, library)2021-09-09AndrewPritchard
battlenet80.0API client for Battle.Net (library, mit, network)2015-02-01teozkr
battlenet-yesod50.0Yesod integration for the battlenet package (library, mit, network)2015-02-01teozkr
battleplace160.0Core definitions for BattlePlace.io service (game, library, mit)2020-08-08quyse
battleplace-api90.0Public API definitions of BattlePlace.io service (game, library, mit)2018-07-24quyse
battleship-combinatorics230.0Compute number of possible arrangements in the battleship game (bsd3, library, math, program)2021-11-18HenningThielemann
battleships30.0A web-based implementation of battleships including an AI opponent. (bsd3, game, library)2014-04-24fatho
bayes-stack30.0Framework for inferring generative probabilistic models with Gibbs sampling (bsd3, library, math)2012-10-27BenGamari
bazel-runfiles270.0Locate Bazel runfiles location (apache, build-tool, library, program)2020-04-25MathieuBoespflug, shmish111
bbdb220.0Ability to read, write, and modify BBDB files (database, gpl, library)2017-12-14HenryLaxen
bbi40.0Tools for reading Big Binary Indexed files, e.g., bigBed, bigWig (bio, bsd3, library)2019-05-24kaizhang
bcp47200.0Language tags as specified by BCP 47 (data, data-structures, library, mit)2022-03-30PatrickBrisbin, dukerutledge, mjgpy3, FreckleEngineering
bcp47-orphans130.0BCP47 orphan instances (library, mit, orphan-instances)2022-03-30PatrickBrisbin, dukerutledge, mjgpy3, FreckleEngineering
bcrypt420.0Haskell bindings to the bcrypt password hash (bsd3, cryptography, data, library)2017-12-31AndrewMiller
bdcs190.0Tools for managing a content store of software packages (distribution, lgpl, library, program)2018-05-16clumens, dshea
bdcs-api100.0BDCS API Server (gpl, library, network, program)2018-06-22clumens
bdd40.0Behavior-Driven Development DSL (library, mit, testing)2014-12-20irekjozwiak
bdelta (deprecated in favor of bytestring-delta)70.0Simple, fast binary diff/patch (data, deprecated, library, mit)2012-02-22JoeyAdams
bdo50.0Update CSS in the browser without reloading the page. (bsd3, library, program, web)2013-09-11ChrisDone
beam (deprecated in favor of beam-core)102.5A type-safe SQL mapper for Haskell that doesn't use Template Haskell (database, deprecated, library, mit)2016-01-26TravisAthougies
beam-automigrate72.0DB migration library for beam, targeting Postgres. (bsd3, database, library, program)2020-12-08abrar
beam-core1252.5Type-safe, feature-complete SQL query and manipulation interface for Haskell (database, library, mit)2022-01-30TravisAthougies, 3noch, kmicklas
beam-migrate1240.0SQL DDL support and migrations support library for Beam (database, library, mit)2022-01-30TravisAthougies, 3noch, kmicklas
beam-mysql70.0Connection layer between beam and MySQL/MariaDB (database, library, mit)2019-03-19TravisAthougies, kmicklas
beam-newtype-field30.0A newtype for wrapping newtypes into beam schemas (database, library, mit)2018-12-29Jappie
beam-postgres542.0Connection layer between beam and postgres (database, library, mit)2022-01-30TravisAthougies, 3noch, kmicklas
beam-sqlite1230.0Beam driver for SQLite (database, library, mit)2022-01-30TravisAthougies, 3noch, kmicklas
beam-th132.0Template Haskell utilities for beam (bsd3, database, library, template-haskell)2016-07-05hesiod
beamable100.0Generic serializer/deserializer with compact representation (bsd3, data, library, serialization)2014-06-03JohnLato, MichaelBaikov
bearriver310.0FRP Yampa replacement implemented with Monadic Stream Functions. (bsd3, frp, library)2022-10-22IvanPerez, keera_studios_ci, keera_studios_ci_dunai
bech321502.0Implementation of the Bech32 cryptocurrency address format (BIP 0173). (apache, library, program, web)2021-11-09ErikDeCastroLopo, JonathanKnowles, rvl, KtorZ, KingWilliamNoel
bech32-th780.0Template Haskell extensions to the Bech32 library. (apache, library, web)2021-06-23ErikDeCastroLopo, JonathanKnowles, rvl, KtorZ, KingWilliamNoel
bed-and-breakfast370.0Efficient Matrix and Vector operations in 100% Haskell. (library, linear-algebra, math, mit, numeric)2018-10-22JulianFleischer
beeminder-api30.0Bindings to the beeminder.com JSON API (bsd3, library, network)2017-06-03BrentYorgey, DanielWagner, RobinGreen
belka20.0HTTP client DSL (library, mit, unclassified)2018-01-22NikitaVolkov
bench-graph (deprecated in favor of bench-show)120.0Plot and compare benchmarks (benchmarking, bsd3, deprecated, library, performance)2018-09-22harendra
bench-show262.0Show, plot and compare benchmark results (benchmarking, bsd3, library, performance, program)2022-02-02harendra, adithyaov
benchmark-function30.0Test the time it takes to run a haskell function (gpl, library, testing)2017-01-15AlanHawkins
benchpress500.0Micro-benchmarking with detailed statistics. (bsd3, library, program, testing)2022-08-14JohanTibell, willsewell
bencode651.75Parsers and printers for bencoded data. (bsd3, library, text)2020-02-28DavidHimmelstrup, PeterSimons, ChristopherReichert
bencodex22.0Bencodex reader/writer for Haskell (gpl, library, serialization)2018-11-05hongminhee
bencoding482.0A library for encoding and decoding of BEncode data. (bsd3, data, library)2021-09-16SamTruzjan, SergeyVinokurov
bencoding-lens20.0Lenses for bencoded data. (bsd3, data, library)2022-03-10jmorag
benri-hspec270.0Simplify tests where Either or Maybe types are returned from monadic code (bsd3, library, web)2022-11-10adetokunbo
bento (deprecated)32.0🍱 Manage stateful components. (deprecated, library, mit, utility)2016-04-16fozworth
berkeleydb50.0Pretty BerkeleyDB v4 binding. (bsd3, database, library)2008-10-31DavidHimmelstrup
berp40.0An implementation of Python 3. (bsd3, language, library, program)2010-05-31BerniePope
bert240.0BERT implementation (bsd3, data, library)2016-04-05MariusEriksen, RomanCheplyaka, manzyuk
besout60.0Extended GCD of polynomials over F_p[x] (bsd3, library, math)2014-06-21AbdelwahebMiled
bet100.0Betfair API bindings. Bet on sports on betting exchanges. (library, mit, network)2015-07-27Adeon
betacode20.0A codec for beta code (http://en.wikipedia.org/wiki/Beta_Code). (apache, library, text)2014-11-20EricRochester
betris260.0A horizontal version of tetris for braille users (bsd3, game, library, program)2022-11-19mlang
between210.0Function combinator "between" and derived combinators (bsd3, data, library)2016-01-09PeterTrsko
bf-cata30.0 (development, library)2010-10-16ArieMiddelkoop
bff120.0Bidirectionalization for Free! (POPL'09) (data, library, public-domain)2011-03-22DanielSeidel, JanisVoigtlaender, JoachimBreitner
bff-mono110.0"Bidirectionalization for Free" for Monomorphic Transformations (bsd3, data, lenses, library)2014-08-14kztk
bglib40.0Implementation of the BGAPI serial protocol (library, mit, program)2020-12-23tamasFabian
bgmax120.0Parse BgMax-files (bsd3, finance, library)2019-05-15petterb
bgzf (deprecated in favor of pipes-bgzf)50.0Blocked GZip (bsd3, codec, deprecated, library)2015-04-23rcallahan
bibtex500.0Parse, format and processing BibTeX files (bsd3, library, text)2016-04-15HenningThielemann
bidi-icu30.0The unicode bidirectional algorithm via ICU (graphics, library)2021-03-24EdwardKmett
bidirectional30.0Simple bidirectional serialization and deserialization (bsd3, codec, library)2020-10-07MasseR
bidirectional-instances10.0Make instance constraints bidirectional (language, library, mit)2022-09-04lev_135
bidispec60.0Specification of generators and parsers (data, library)2010-10-05DavidLeuschner, StefanWehr
bidispec-extras30.0Extra helper functions for bidirectional specifications (data, library)2010-10-05StefanWehr
bifunctor (deprecated)50.0Bifunctors (bsd3, deprecated, library, unclassified)2018-12-27
bifunctors5392.5Bifunctors (bsd3, data, functors, library)2022-09-12EdwardKmett, EricMertens, ryanglscott
bighugethesaurus60.0API wrapper for Big Huge Thesaurus (api, language, library)2015-12-28TheKing
billboard-parser60.0A parser for the Billboard chord dataset (lgpl, library, music, program)2013-01-17BasDeHaas
billeksah-forms50.0Leksah library (graphics, library)2011-11-29JuergenNicklischFranken
billeksah-pane40.0Leksah library (graphics, library)2011-11-29JuergenNicklischFranken
billeksah-services20.0Leksah library (control, library)2011-11-29JuergenNicklischFranken
bimap2390.0Bidirectional mapping between two key types (bsd3, data, library)2022-05-15StuartCook, joel_williamson
bimap-server170.0Two-column database server. (bsd3, data, library)2015-07-06DanielDiaz
bimaps250.0bijections with multiple implementations. (bsd3, data, library)2017-03-03ChristianHoener
bin1620.0Bin: binary natural numbers. (data, dependent-types, gpl, library, math, singletons)2022-01-03phadej
binance-exports182.0Generate CSV Exports of your Binance Trade History. (bsd3, console, finance, library, program, web)2022-03-27lysergia
binary4060.0Binary serialisation for Haskell values using lazy ByteStrings (bsd3, data, library, parsing)2022-08-04BenGamari, DonaldStewart, IanLynagh, LennartKolmodin
binary-bits220.0Bit parsing/writing on top of binary. (bsd3, data, library, parsing)2015-01-09LennartKolmodin
binary-communicator70.0Flexible way to ease transmission of binary data. (bsd3, data, library)2015-09-14SoenkeHahn, YvesPares
binary-conduit510.0data serialization/deserialization conduit library (conduit, library, mit)2018-10-13AlexanderVershilov, MathieuBoespflug, ocramz
binary-derive30.0Automatic deriving of Binary using GHC.Generics (data, gpl, library)2011-11-05JaredHance
binary-enum40.0Simple wrappers around enum types (bsd3, data, library)2016-01-16tolysz
binary-ext130.0An alternate with strong-typed errors for `Data.Binary.Get` monad from `binary` package. (data, library, parsing)2018-06-01warlock
binary-file310.0read/write binary file (bsd3, file, library)2015-12-19YoshikuniJujo
binary-generic50.0Generic binary serialisation using binary and syb. (bsd3, data, library, parsing)2012-08-07LarsPetersen
binary-generic-combinators190.0Combinators and utilities to make Generic-based deriving of Binary easier and more expressive (bsd3, data, library, parsing)2021-12-110xd34df00d
binary-ieee754210.0Backport ieee754 float double combinators to older binary (bsd3, data, library)2016-10-24winterland
binary-indexed-tree40.0Binary Indexed Trees (a.k.a. Fenwick Trees). (data, library)2012-10-10MaxwellSayles
binary-instances880.0Orphan instances for binary (bsd3, library, web)2022-08-21phadej
binary-io132.0Read and write values of types that implement Binary (bsd3, data, io, library, parsing)2021-11-16vapourismo
binary-list440.0Lists of length a power of two. (bsd3, data, library)2016-07-07DanielDiaz
binary-literal-qq (deprecated)70.0Extends Haskell with binary literals. (bsd3, deprecated, language, library)2012-09-24MathieuBoespflug
binary-orphans2610.0Compatibility package for binary; provides instances (binary, bsd3, compatibility, data, library, parsing)2022-08-11phadej
binary-parser1530.0A highly-efficient but limited parser API specialised for bytestrings (binary, library, mit, parser)2022-05-04NikitaVolkov
binary-parsers380.0Extends binary with parsec/attoparsec style parsing combinators. (bsd3, data, library)2019-06-26winterland
binary-protocol70.0Monad to ease implementing a binary network protocol. (bsd3, data, library)2009-09-04GregoryCrosswhite
binary-protocol-zmq80.0Monad to ease implementing a binary network protocol over ZeroMQ (bsd3, data, library, network)2010-08-02NicolasTrangez
binary-search490.0Binary and exponential searches (algorithms, bsd3, library)2021-02-22RossPaterson, TakayukiMuranushi, Jappie
binary-serialise-cbor110.0Yet Another Binary Serialisation Library (compatibility shim) (bsd3, codec, library)2022-09-24AustinSeipp, BenGamari, FinleyMcIlwaine
binary-shared220.0Sharing for the binary package (data, library)2013-05-04HamishMackenzie, JuergenNicklischFranken
binary-state30.0Simple wrapper around Data.Binary, which adds StateT to Get/Put monads. (bsd3, data, library)2011-09-30IlyaPortnov
binary-store (deprecated)20.0Format to store data using the binary transform. (bsd3, data, deprecated, library)2015-01-14DanielDiaz
binary-streams60.0data serialization/deserialization io-streams library (bsd3, data, io-streams, library)2015-05-07GregoryCollins, petterb
binary-strict430.0Binary deserialisation using strict ByteStrings (bsd3, data, library, parsing)2020-04-11AdamLangley, DominicSteinitz
binary-tagged490.0Tagged binary serialisation. (bsd3, data, library)2021-10-09phadej
binary-tree110.0 (library, mit, unclassified)2018-02-14oisdk
binary-typed (deprecated)160.0Type-safe binary serialization (bsd2, data, deprecated, library, serialization)2015-12-19quchen
binary-varint50.0VarInt encoding/decoding via Data.Binary (bsd3, data, library)2019-05-23KimAltintop, jkarni
binarydefer110.0Binary serialization with deferred loading (bsd3, data, library)2014-03-13NeilMitchell
binaryen300.0Haskell bindings to binaryen (bsd3, compiler, library)2021-01-11MathieuBoespflug, terrorjack
bind-marshal60.0Data marshaling library that uses type level equations to optimize buffering. (bsd3, data, library)2011-10-30CoreyOConnor
binding-core50.0Data Binding (bsd3, gui, library, user-interfaces)2013-06-09GideonSireling
binding-gtk80.0Data Binding in Gtk2Hs (bsd3, gui, library, user-interfaces)2013-06-09GideonSireling
binding-wx60.0Data Binding in WxHaskell (bsd3, gui, library, user-interfaces)2013-06-09GideonSireling
bindings (deprecated)50.0Deprecated package. (bsd3, deprecated, ffi, library)2009-09-25MauricioAntunes
bindings-DSL1052.0FFI domain specific language, on top of hsc2hs. (bsd3, ffi, library)2018-05-19DmitryMalikov, JohnWiegley, MauricioAntunes, rethab
bindings-EsounD30.0Low level bindings to EsounD (ESD; Enlightened Sound Daemon) (ffi, library, public-domain)2010-12-30MasatakeDaimon
bindings-GLFW602.5Low-level bindings to GLFW OpenGL library (bsd3, graphics, library)2020-02-21BrianLewis, SchellScivally, Mokosha, javjarfer
bindings-K805580.0Bindings to Velleman K8055 dll (bsd3, ffi, library)2011-05-17JorisPutcuyps
bindings-apr20.0Low level bindings to Apache Portable Runtime (APR) (ffi, library, public-domain)2010-10-06MasatakeDaimon
bindings-apr-util20.0Low level bindings to Apache Portable Runtime Utility (APR Utility) (ffi, library, public-domain)2010-10-06MasatakeDaimon
bindings-audiofile80.0Low level bindings to audiofile (ffi, library, public-domain)2010-12-31MasatakeDaimon
bindings-bfd70.0Bindings for libbfd, a library of the GNU `binutils' (development, ffi, lgpl, library)2012-07-16MichaelNelson
bindings-cctools40.0Bindings to the CCTools WorkQueue C library (ffi, gpl, library)2013-01-02BadiAbdulWahid
bindings-codec250.0Very low-level FFI bindings for Codec2 (bindings, codec, ffi, gpl, library, program)2014-10-31RickyElrod
bindings-common (deprecated in favor of bindings-DSL)300.0This package is obsolete. Look for bindings-DSL instead. (bsd3, deprecated, ffi, library)2009-11-11BasVanDijk, MauricioAntunes
bindings-dc139440.0Library for using firewire (iidc-1394) cameras (bsd3, library, system)2011-07-22VilleTirronen
bindings-directfb50.0Low level bindings to DirectFB (bsd3, ffi, library)2010-08-15JohnWiegley, MauricioAntunes, rethab
bindings-eskit20.0Bindings to ESKit. (bsd3, ffi, library, numerical)2010-06-10AndrewMiller
bindings-fann80.0Low level bindings to FANN neural network library. (bsd3, ffi, library)2010-06-20JohnWiegley, MauricioAntunes, rethab
bindings-fluidsynth50.0Haskell FFI bindings for fluidsynth software synthesizer (bsd3, library, sound)2016-04-13BenGamari
bindings-friso70.0Low level bindings for friso (apache, ffi, library)2014-07-31cosmo0920
bindings-glib90.0Low level bindings to GLib. (bsd3, ffi, library)2010-12-23JohnWiegley, MauricioAntunes, rethab
bindings-gobject110.0Low level bindings supporting GObject and derived libraries. (bsd3, ffi, library)2012-09-29MauricioAntunes, YurasShumovich
bindings-gpgme170.0Project bindings-* raw interface to gpgme (bsd3, ffi, library)2022-05-15DmitryMalikov, JohnWiegley, MauricioAntunes, rethab
bindings-gsl102.0Low level bindings to GNU GSL. (bsd3, ffi, library)2013-08-28JohnWiegley, MauricioAntunes, rethab
bindings-gts60.0Low level bindings supporting GTS, the GNU Triangulated Surface Library (ffi, lgpl, library)2011-03-15JoelCrisp
bindings-hamlib20.0Hamlib bindings for Haskell (ffi, lgpl, library, program)2014-08-13RickyElrod
bindings-hdf550.0Project bindings-* raw interface to HDF5 library (bsd3, ffi, library)2019-05-01JohnWiegley, MauricioAntunes, rethab
bindings-levmar200.0Low level bindings to the C levmar (Levenberg-Marquardt) library (ffi, library, numerical)2018-05-07BasVanDijk, RoelVanDijk
bindings-libcddb40.0Low level binding to libcddb. (bsd3, ffi, library)2010-06-20JohnWiegley, MauricioAntunes, rethab
bindings-libffi70.0Low level bindings to libffi. (bsd3, ffi, library)2010-06-20JohnWiegley, MauricioAntunes, rethab
bindings-libftdi70.0Low level bindings to libftdi. (ffi, library)2009-12-25SivaramGowkanapalli
bindings-libg1530.0Bindings to libg15 (bsd2, library, web)2017-08-13Xandaros
bindings-libpci100.0Low level bindings to libpci (bsd3, ffi, library)2021-12-30dopamane
bindings-librrd40.0Low level bindings to RRDtool (ffi, library, public-domain)2012-07-12MasatakeDaimon, zloyrusskiy
bindings-libstemmer30.0Binding for libstemmer with low level binding. (ffi, library, mit)2014-11-29cosmo0920
bindings-libusb300.0Low level bindings to libusb. (bsd3, ffi, library)2014-10-29BasVanDijk, MauricioAntunes
bindings-libv4l240.0bindings to libv4l2 for Linux (bsd3, library, system)2011-07-03ClaudeHeilandAllen
bindings-libzip280.0Low level bindings to libzip. (bsd3, ffi, foreign, library)2016-08-29SergeyAstanin
bindings-linux-videodev270.0bindings to Video For Linux Two (v4l2) kernel interfaces (bsd3, graphics, library)2017-12-03ClaudeHeilandAllen
bindings-lxc150.0Direct Haskell bindings to LXC (Linux containers) C API. (bsd3, ffi, library)2018-08-09NickolayKudasov
bindings-mmap (deprecated in favor of bindings-posix)30.0(deprecated) see bindings-posix instead (bsd3, deprecated, library, system)2013-02-18ClaudeHeilandAllen
bindings-monetdb-mapi70.0Low-level bindings for the MonetDB API (mapi) (bsd3, database, library)2018-12-15muesli4
bindings-mpdecimal (deprecated in favor of deka)100.0bindings to mpdecimal library (bsd3, deprecated, library, math)2014-01-20OmariNorman
bindings-nettle190.0bindings to nettle crypto library (bindings, gpl, library)2015-06-02ClintAdams
bindings-parport50.0parport bindings (bsd3, ffi, library)2011-08-11SivaramGowkanapalli
bindings-portaudio90.0Low-level bindings to portaudio library (bsd3, library, sound)2020-09-11FumiakiKinoshita
bindings-posix180.0Project bindings-* raw interface to Posix (bsd3, ffi, library)2018-05-19BasVanDijk, JohnWiegley, MauricioAntunes, rethab
bindings-potrace50.0Low-level bindings to the potrace bitmap tracing library (gpl, graphics, library)2015-06-10cchalmers
bindings-ppdev150.0PPDev bindings (bsd3, ffi, library)2011-08-11SivaramGowkanapalli
bindings-saga-cmd90.0Wrapping saga_cmd (gpl, library, math, program)2015-06-16michelk
bindings-sane30.0FFI bindings to libsane (ffi, lgpl, library)2012-10-21ClintAdams
bindings-sc360.0Low-level bindings to the SuperCollider synthesis engine library. (ffi, library, sound)2012-11-06StefanKersten
bindings-sipc50.0Low level bindings to SIPC. (library, program, security-)2012-03-02JustinEthier
bindings-sophia60.0Low-level bindings to sophia library (bsd3, database, library)2014-03-10EyalLotem
bindings-sqlite380.0Low level bindings to sqlite3. (bsd3, ffi, library)2013-07-24JohnWiegley, MauricioAntunes, rethab
bindings-svm80.0Low level bindings to libsvm. (bsd3, ffi, library)2011-07-18PauloTanimoto, VilleTirronen
bindings-uname160.0Low-level binding to POSIX uname(3) (ffi, library, public-domain, system)2009-06-05MasatakeDaimon
bindings-wlc90.0Bindings against the wlc library (bsd3, ffi, library)2016-04-03ashleyis
bindings-yices70.0Bindings to the Yices theorem prover (ffi, foreign, library, public-domain, theorem-provers)2015-08-22PepeIborra
bindynamic30.0A variation of Data.Dynamic.Dynamic with a Binary instance (data, gpl, library)2018-03-26lspitzner
binembed50.0Embed data into object files. (bsd3, distribution, library, program)2015-04-08ClaudeHeilandAllen
bini112.0A collection of various methods for reading and writing bini files. (bsd3, configuration, data, library)2016-01-22TWeise
binrep60.0Encode precise binary representations directly in types (data, library, mit, serialization)2022-08-30raehik
bins100.0Aggregate continuous values into discrete bins (bsd3, library, math)2019-10-04jle
bio450.0A bioinformatics library (bioinformatics, library)2013-07-20GwernBranwen, KetilMalde
bio-sequence (deprecated)40.0Initial project template from stack (bio, bsd3, deprecated, library)2017-08-03ozzzzz
bioace100.0Library for reading ace assembly files (bioinformatics, library)2012-06-19DanFornika
bioalign300.0Data structures and helper functions for calculating alignments (bioinformatics, library)2012-06-19DanFornika
biocore220.0A bioinformatics library (bioinformatics, library)2013-01-07KetilMalde
biofasta240.0Library for reading fasta sequence files (bioinformatics, library)2013-01-10DanFornika
biofastq140.0A library for reading FASTQ files (bioinformatics, library)2012-10-23KetilMalde
biohazard500.0bioinformatics support library (bioinformatics, bsd3, library)2020-01-06ustenzel
bioinformatics-toolkit690.0A collection of bioinformatics tools (bio, library, mit)2021-11-22kaizhang
biophd310.0Library for reading phd sequence files (bioinformatics, library)2015-05-20DanFornika
biopsl140.0Library and executables for working with PSL files (bioinformatics, library, program)2012-11-19KetilMalde
biosff430.0Library and executables for working with SFF files (bioinformatics, lgpl, library)2013-09-28KetilMalde
biostockholm230.0Parsing and rendering of Stockholm files (used by Pfam, Rfam and Infernal). (bioinformatics, bsd3, library)2015-07-21FelipeLessa
bip32110.0BIP-0032: Hierarchical Deterministic Wallets for Bitcoin and other cryptocurrencies (apache, cryptography, library)2020-06-24RenzoCarbonara
birch-beer590.0Plot a colorful tree. (bioinformatics, gpl, library, program)2022-10-06GregorySchwartz
bird210.0A simple, sinatra-inspired web framework. (bsd3, library, program, web)2010-08-23MattParker
birds-of-paradise120.0Birds of Paradise (bsd3, language, library)2021-06-18KatsutoshiItoh
biscuit-haskell120.0Library support for the Biscuit security token (bsd3, library, security)2022-03-28clementd
biscuit-servant80.0Servant support for the Biscuit security token (bsd3, library, security)2022-03-28clementd
bishbosh370.0Plays chess. (game, gpl, library, program)2021-12-26AlistairWard
bit-array130.0A bit array (aka bitset, bitmap, bit vector) API for numeric types (bit-vectors, data-structures, library, mit, pretty-printer)2016-10-01NikitaVolkov
bit-protocol82.0Encode binary protocols with some odd bit numbers into a bytestring (bits, bsd3, bytes, data, library, parsing, protocols)2018-07-30k_bx
bit-stream (deprecated in favor of chimera)110.0Lazy, infinite, compact stream of Bool with O(1) indexing. (bsd3, deprecated, library, unclassified)2017-08-08Bodigrim
bit-vector80.0Simple bit vectors for Haskell (bit-vectors, bsd3, data, library)2015-03-24AdamFoltzer
bitarray250.0Mutable and immutable bit arrays (bsd3, data, library)2014-08-12BalazsKomuves
bitcoin-address30.0Bitcoin address generation and rendering. Parsing coming soon. (apache, cryptography, library)2020-06-23RenzoCarbonara
bitcoin-api132.0Provides access to the RPC API of Bitcoin Core (finance, library, mit, network)2015-06-09solatis
bitcoin-api-extra90.0Higher level constructs on top of the bitcoin-api package (finance, library, mit, network)2015-05-14solatis
bitcoin-block90.0Utility functions for manipulating bitcoin blocks (finance, library, mit, network)2015-05-11solatis
bitcoin-compact-filters100.0BIP 158 compact block filters (bsd3, library, unclassified)2021-06-12IanShipman
bitcoin-hash10.0Bitcoin hash primitives (apache, cryptography, library)2020-06-19RenzoCarbonara
bitcoin-hs20.0Partial implementation of the Bitcoin protocol (as of 2013) (bitcoin, bsd3, cryptography, library)2016-10-21BalazsKomuves
bitcoin-keys60.0Bitcoin keys (apache, cryptography, library)2020-06-21RenzoCarbonara
bitcoin-payment-channel522.0Instant, two-party Bitcoin payments (bitcoin, finance, library, network)2017-07-03runeks
bitcoin-rpc40.0Library to communicate with the Satoshi Bitcoin daemon (bitcoin, bsd3, library, network)2014-01-07JanVornberger
bitcoin-script140.0Compilation, manipulation and decompilation of Bitcoin scripts (finance, library, mit, network)2015-05-11solatis
bitcoin-scripting72.0Resources for working with miniscript, and script descriptors (bsd3, language, library)2022-08-04IanShipman
bitcoin-tx120.0Utility functions for manipulating bitcoin transactions (finance, library, mit, network)2015-05-11solatis
bitcoin-types90.0Provides consistent low-level types used commonly among Bitcoin implementations (finance, library, mit, network)2015-05-10solatis
bitcoind-regtest40.0A library for working with bitcoin-core regtest networks (bsd3, library, program, unclassified)2020-11-01IanShipman
bitcoind-rpc50.0A streamlined interface to bitcoin core using Haskoin types and Servant (bsd3, library, unclassified)2020-11-01IanShipman
bitmap140.0A library for handling and manipulating bitmaps (rectangular pixel arrays). (bsd3, data, graphics, library)2012-02-13BalazsKomuves
bitmap-opengl150.0OpenGL support for Data.Bitmap. (bsd3, data, graphics, library)2014-03-19BalazsKomuves
bitmaps100.0Bitmap library (bsd3, codec, data, graphics, library)2014-11-30ByronJohnson
bits562.0Various bit twiddling and bitwise serialization primitives (bsd3, data, library, serialization)2021-11-07EdwardKmett, EricMertens, ryanglscott
bits-atomic50.0Atomic bit operations on memory locations for low-level synchronization (bsd3, concurrency, data, foreign, library)2010-09-05GabrielWicke
bits-bytestring60.0Bits instance for bytestrings. (bsd3, data, library)2016-03-25oldmanmike
bits-bytestring-lazy30.0Bits instance for lazy bytestrings. (bsd3, data, library)2016-09-07semaj
bits-conduit40.0Bitstream support for Conduit (bsd3, conduit, data, library)2012-06-29HideyukiTanaka
bits-extra590.0Useful bitwise operations (bit, bsd3, data, library)2022-03-23newhoggy, haskellworks, GeorgeWilson
bits-extras80.0Efficient high-level bit operations not found in Data.Bits (bsd3, data, library)2010-09-20GabrielWicke
bitset430.0A space-efficient set data structure. (data-structures, library, mit)2014-03-10DenisBueno, FedorGogolev, SergeiLebedev
bitset-word8250.0Space efficient set of Word8 and some pre-canned sets useful for parsing HTTP (concurrency, library, mit)2020-07-28nshimaza
bitstream170.0Fast, packed, strict and lazy bit streams with stream fusion (data, library, public-domain)2020-09-09MasatakeDaimon
bitstring70.0Lazy bit strings (bsd3, data, library)2010-08-01BalazsKomuves
bittorrent70.0Bittorrent protocol implementation. (bsd3, library, network)2013-11-25SamTruzjan
bittrex110.0Bindings for the Bittrex API (bsd3, library, program, web)2018-01-08DavidJohnson
bitvec1802.0Space-efficient bit vectors (bit-vectors, bsd3, data, library, public-domain)2022-06-19JamesCook, Bodigrim
bitwise770.0fast multi-dimensional unboxed bit packed Bool arrays (bit-vectors, bsd3, data, data-structures, library)2018-04-26ClaudeHeilandAllen
bitwise-enum270.0Bitwise operations on bounded enumerations (bsd3, data, data-structures, foreign, library)2021-02-26jnbooth
bitx-bitcoin471.5A Haskell library for working with the BitX bitcoin exchange. (bitcoin, bsd3, finance, library, web)2017-12-24tebello_thejane
bizzlelude200.0A lousy Prelude replacement by a lousy dude (bsd3, library, prelude)2020-10-03TheBizzle
bizzlelude-js30.0A lousy Prelude replacement by a lousy dude (bsd3, library, prelude)2017-10-26TheBizzle
bk-tree80.0BK-tree implementation (data-structures, library, public-domain)2012-10-29FrancescoMazzoli
bkr60.0Backup utility for backing up to cloud storage services (S3 only right now) (backup, bsd3, library, program, system)2012-06-12MichaelSmietana
bktrees170.0A set data structure with approximate searching (bsd3, data-structures, library)2010-11-22JosefSvenningsson
blacktip60.0Decentralized, k-ordered unique ID generator. (apache, database, library)2014-08-30bitemyapp
blagda30.0Shake frontend for Agda blogging (agpl, blog, library, program)2022-03-02isovector
blake2352.0A library providing BLAKE2 (cryptography, library, public-domain)2018-12-24jgalt
blake330.0BLAKE3 hashing algorithm (apache, cryptography, library)2020-05-17RenzoCarbonara
blakesum (deprecated)90.0The BLAKE SHA-3 candidate hashes, in Haskell (bsd3, cryptography, deprecated, library)2011-07-25KevinCantu
blank-canvas642.0HTML5 Canvas Graphics Library (bsd3, graphics, library)2020-10-02AndrewFarmer, AndyGill, ryanglscott
blanks180.0Fill-in-the-blanks - A library factoring out substitution from ASTs (bsd3, language, library)2020-11-04ejconlon
blas (deprecated in favor of hblas)130.0Bindings to the BLAS library (bsd3, deprecated, library, math)2009-01-14CarterSchonwald
blas-carray180.0Auto-generated interface to Fortran BLAS via CArrays (bsd3, library, math)2019-01-24HenningThielemann
blas-comfort-array210.0Auto-generated interface to Fortran BLAS via comfort-array (bsd3, library, math)2021-08-06HenningThielemann
blas-ffi220.0Auto-generated interface to Fortran BLAS (bsd3, library, math)2018-12-20HenningThielemann
blas-hs160.0Low-level Haskell bindings to Blas. (library, math, mit)2014-12-27Rufflewind
blastxml180.0Library for reading Blast XML output (bioinformatics, library)2014-10-29KetilMalde
blaze (deprecated)80.0None (bsd3, deprecated, library, unclassified)2014-12-08
blaze-bootstrap160.0Blaze helper functions for bootstrap pages (library, mit, web)2015-08-23AlexanderThiemann
blaze-builder3440.0Efficient buffered output. (bsd3, data, library)2021-10-18AndreasAbel, JasperVanDerJeugt, LeonSmith, SimonMeier
blaze-builder-conduit (deprecated in favor of conduit-extra)240.0Convert streams of builders to streams of bytestrings. (deprecated) (bsd3, conduit, data, deprecated, library)2014-04-02MichaelSnoyman
blaze-builder-enumerator290.0Enumeratees for the incremental conversion of builders to bytestrings. (bsd3, data, enumerator, library)2015-04-01MichaelSnoyman, SimonHengel, SimonMeier, ThomasSutton
blaze-colonnade540.0blaze-html backend for colonnade (bsd3, library, web)2019-06-24andrewthad
blaze-html2432.5A blazingly fast HTML combinator library for Haskell (bsd3, library, text)2019-10-02JasperVanDerJeugt, SimonMeier
blaze-html-contrib100.0Some contributions to add handy things to blaze html. (bsd3, library, web)2012-04-05AdityaBhargava
blaze-html-hexpat30.0A hexpat backend for blaze-html. (bsd3, library, text)2010-12-25JasperVanDerJeugt
blaze-html-truncate200.0A truncator for blaze-html (bsd3, library, text)2013-03-19MarcelRuegenberg
blaze-htmx30.0Blaze integration of the htmx library (bsd3, library, text, web)2022-05-09TobiasB91
blaze-json60.0tiny library for encoding json (json, library, mit, text)2015-04-03HirotomoMoriwaki
blaze-markup3020.0A blazingly fast markup combinator library for Haskell (bsd3, library, text)2021-03-04DeepakJois, JasperVanDerJeugt
blaze-shields52.0create svg by Haskell (bsd3, library, web)2015-09-15Qinka
blaze-svg712.0SVG combinator library (bsd3, graphics, library)2017-03-13BrentYorgey, DeepakJois
blaze-textual1610.0Fast rendering of common datatypes (bsd3, library, text)2021-08-30BryanOSullivan, swamp_agr
blaze-textual-native (deprecated in favor of blaze-textual)40.0Fast rendering of common datatypes (deprecated) (bsd3, deprecated, library, text)2012-01-19MichaelSnoyman
blazeMarker50.0... (library, mit, unclassified)2014-12-25faleidel
blazeT80.0A true monad (transformer) version of the blaze-markup and blaze-html libraries (data, library, mit, text, web)2017-01-15johannesgerer
ble260.0Bluetooth Low Energy (BLE) peripherals (bsd3, library, program, unclassified)2017-12-05jkarni, scottmurphy09
blindpass22.0Password entry tool (gpl, library, program, utilities)2020-12-11jlamothe
blink160.0Control library for blink(1) LED from ThingM (bsd3, hardware, library, program)2014-12-04DylanSimon
bliplib60.0Support code for Blip. (bsd3, development, library)2013-06-21BerniePope
blizzard-html130.0An HTML renderer for Haskell (library, mit, text)2022-07-22joshuaobritsch
blockchain60.0Generic blockchain implementation. (blockchain, bsd3, library)2017-07-03tgolson
blockfrost-api1090.0API definitions for blockfrost.io (apache, cardano, library)2022-10-11srk, blockfrost
blockfrost-client1030.0blockfrost.io basic client (apache, cardano, library)2022-10-11srk, blockfrost
blockfrost-client-core980.0blockfrost.io common client definitions / instances (apache, cardano, library)2022-08-31srk, blockfrost
blockfrost-pretty30.0blockfrost.io pretty-printing utilities (apache, library, web)2021-09-14srk, blockfrost
blockhash40.0Blockhash perceptual image hash algorithm (bsd3, library, program, web)2016-07-19kseo
blocking-transactions30.0Composable, blocking transactions. (bsd3, concurrency, library)2010-07-22ChristopherLaneHinson
blogination (deprecated)100.0Very simple static blog software (bsd3, deprecated, library, program, web)2009-02-26ChrisDone
bloodhound1102.0Elasticsearch client library for Haskell (bsd3, database, library, search)2022-08-28MichaelXavier, wraithm, bitemyapp, ChrisAllen, gdifolco
bloodhound-amazonka-auth90.0Adds convenient Amazon ElasticSearch Service authentication to Bloodhound. (bsd3, library, web)2018-04-30MichaelXavier
bloomfilter760.0Pure and impure Bloom Filter implementations. (bsd3, data, library)2015-05-19BryanOSullivan
bloomfilter-redis122.0Distributed bloom filters on Redis (using the Hedis client). (bsd3, data, library)2019-06-25hesiod
blosum110.0BLOSUM generator (bioinformatics, gpl, library, program)2016-11-30GregorySchwartz
blubber-server30.0The blubber server, serves blubber clients. (agpl, game, library, program)2015-06-30alexander
blucontrol190.0Configurable blue light filter (bsd3, library, program, system)2021-07-19jumper149
bludigon (deprecated in favor of blucontrol)10.0Configurable blue light filter (bsd3, deprecated, library, program, system)2020-08-10jumper149
bluemix-sdk40.0Bindings to Bluemix APIs (bsd3, library, web)2017-05-28AlexanderThiemann
blunt (deprecated)281.5Convert between pointfree and pointful expressions. (deprecated, library, mit, program, web)2015-04-14fozworth
bm140.0open bookmarks and queries from the command line (library, mit, program, utils)2022-03-02TravisCardwell
bmp1382.0Read and write uncompressed BMP image files. (codec, library, mit)2016-08-15BenLippmeier
bnb-staking-csvs132.0Generate CSV Exports of Your BNB Staking Rewards. (bsd3, console, finance, library, program, web)2022-02-19lysergia
bno055-haskell30.0Library for communication with the Bosch BNO055 orientation sensor (library, mit, system)2017-07-08eamsden
board-games170.0Three games for inclusion in a web server (game, library, web)2019-07-19HenningThielemann
boardgame20.0Modeling boardgames (game, library, mit, model, program)2021-04-19MartenAsberg
bodhi160.0Fedora Bodhi REST client library (library, mit, network)2021-12-27JensPetersen
bogre-banana20.0 (bsd3, game-engine, library, program)2013-03-31DavidEichmann
boilerplate50.0Generate Haskell boilerplate. (building, gpl, library, program)2020-10-08tseenshe
bolt210.0Bolt driver for Neo4j (bsd3, database, library)2017-03-30bflyblue
boltzmann-brain40.0Analytic sampler compiler for combinatorial systems. (bsd3, library, math, program)2019-12-09mbendkowski
boltzmann-samplers220.0Uniform random generators (data, generic, library, mit, random)2018-04-01lyxia
bond230.0Bond schema compiler and code generator (code-generation, compiler, language, library, mit, program)2020-05-27sapek, chwarr, eduardo
bond-haskell140.0Runtime support for BOND serialization (bsd3, data, library, parsing)2016-11-26blaze
bond-haskell-compiler130.0Bond code generator for Haskell (bsd3, language, library, program)2016-11-26blaze
bookhound171.75Simple Parser Combinators (library, parsers)2022-07-17albertprz
bookhound-format20.0Parsers for usual data formats (library, parsers)2022-07-17albertprz
bookkeeper190.0Anonymous records and overloaded labels (bsd3, data-structures, library, program, records)2017-12-17jkarni, bandali
bookkeeper-permissions30.0Permissions for bookkeeper records (bsd3, data-structures, library, records)2016-09-12pkamenarsky
bookkeeping270.0A module for bookkeeping by double entry. (business, library, mit)2018-03-28arowM
bookkeeping-jp140.0Helper functions for Japanese bookkeeping. (business, library, mit)2020-01-20arowM
bool-extras190.0A fold function for Bool (bsd3, data, library)2014-04-04TomLokhorst
bool870.0Alternative Bool type stored as byte (bsd3, foreign, library)2017-10-17HenningThielemann
boolean-like110.0Logical combinatory operations dealing with datatypes representing booleans by their constructors. (bsd3, control, library)2016-09-22Shou
boolean-list40.0convert numbers to binary coded lists (data, gpl, library)2017-10-26AlanHawkins
boolean-normal-forms90.0Boolean normal form: NNF, DNF & CNF (data, library, mit)2019-12-04phadej
boolector270.0Haskell bindings for the Boolector SMT solver (bit-vectors, formal-methods, library, math, mit, smt, theorem-provers)2020-08-20DeianStefan
boolexpr40.0Boolean expressions with various representations and search queries. (bsd3, data-structures, library, parsing, search)2011-12-15NicolasPouillard
bools (deprecated)60.0None (bsd3, deprecated, library, unclassified)2014-12-08
boolsimplifier210.0Simplification tools for simple propositional formulas. (bsd3, language, library, math)2014-12-15GershomBazerman
boombox40.0Chronokinetic stream sources and incremental consumers (bsd3, data, library)2016-02-08FumiakiKinoshita
boomerang720.0Library for invertible parsing and printing (bsd3, library, parsing, text)2022-03-24DagOdenhall, JeremyShaw
boop22.0OOP primitives for Haskell (bsd3, library, oop)2017-11-01TobiasDammers
boopadoop10.0Mathematically sound sound synthesis (library, mit, music, program)2020-01-03lazersmoke
boots270.0IoC Monad in Haskell (application, factory, ioc, library, mit, monad)2019-09-03leptonyu
boots-app150.0Factory for quickly building an application (application, configuration, health, library, logger, mit, program, random)2019-09-03leptonyu
boots-cloud (deprecated)40.0Factory for quickly building a microservice (application, consul, deprecated, library, microservice, mit, servant, swagger, web)2019-08-28leptonyu
boots-web (deprecated)50.0Factory for quickly building a web application (application, deprecated, library, mit, servant, swagger, web)2019-09-03leptonyu
bootstrap-types70.0Bootstrap CSS Framework type-safe interface (library, mit, web)2017-01-31andrewthad
bordacount100.0Implementation of the Borda count election method. (algorithms, bsd3, library)2017-09-01hverr
borel20.0Metering System for OpenStack metrics provided by Vaultaire. (bsd3, development, library)2015-03-26fractalcat
boring1230.0Boring and Absurd types (bsd3, data, library)2021-04-05phadej
boring-game30.0An educational game (bsd3, library, program, web)2017-02-09checkraiser
boring-window-switcher100.0A boring window switcher. (bsd3, graphics, library, program)2018-03-15debugito
borsh300.0Implementation of BORSH serialisation (bsd3, codec, library)2022-11-15EdskoDeVries, FinleyMcIlwaine
bot70.0bots for functional reactive programming (bsd3, frp, library, reactivity)2010-02-25ConalElliott
both180.0Like Maybe, but with a different Monoid instance. (data, library, mit)2021-08-15barrucadu
botpp30.0Build tool for Lambdabot (development, library, program, web)2008-08-19GwernBranwen
bottom40.0Encoding and decoding for the Bottom spec. (apache, codec, library, program)2021-04-02leo
bound942.5Making de Bruijn Succ Less (bsd3, compilers-interpreters, language, library)2022-05-08EdwardKmett, EricMertens, ryanglscott
bound-extras60.0ScopeH and ScopeT extras for bound (bsd3, compilers, interpreters, language, library)2022-01-02phadej
bound-gen90.0Unwrap Scope's with globally fresh values (compilers-interpreters, library, mit)2015-03-27jozefg
bound-simple42.0A lightweight implementation of 'bound' (bsd3, language, library)2021-10-18ocramz
bounded-array20.0Arrays with a value for every index (bsd3, data, library)2018-10-15puffnfresh
bounded-queue160.0A strict, immutable, thread-safe, single-ended, bounded queue. (bsd3, data, library)2019-05-06fosskers
bounded-tchan (deprecated in favor of stm-chans)120.0Bounded Transactional channels (queues) (bsd3, concurrency, deprecated, library)2011-11-06ThomasDuBuisson
boundingboxes220.0A generic boundingbox for an arbitrary vector (bsd3, data, library)2015-03-14FumiakiKinoshita
bower-json522.0Read bower.json from Haskell (library, mit, web)2022-05-15hdgarrood
box300.0boxes (bsd3, library, project)2022-09-29tonyday567
box-csv110.0CSV parsing in a box. (bsd3, library, project)2022-02-09tonyday567
box-socket120.0Box websockets (bsd3, library, program, project)2022-09-29tonyday567
box-tuples230.0A hack to use GHC.Prim primitives in GHCi (debug, ghc, library, mit)2021-02-06mniip
boxes1180.02D text pretty-printing library (bsd3, library, text)2018-03-10BrentYorgey, dfeuer, kindaro
bpann50.0backpropagation neuronal network (ai, bsd3, library)2011-10-01RobertSteuck
bpath20.0A minimal typed unix path library (bsd3, library, system)2020-12-29Poscat
braid20.0Types and functions to work with braids and Khovanov homology. (bsd3, library, math, program)2016-01-18saltza
brainfuck370.0Brainfuck interpreter (compilers-interpreters, library, program)2016-06-05GwernBranwen, abbradar
brainfuck-monad150.0BrainFuck monad (bsd3, compilers-interpreters, library)2020-02-26JoeyHess
brainfuck-tut120.0A simple BF interpreter. (bsd3, language, library, program)2016-12-30alleledev
brainheck150.0Brainh*ck interpreter in haskell (bsd3, library, program, web)2018-09-05vmchale
brassica20.0Featureful sound change applier (bsd3, library, linguistics, program)2022-09-22bradrn
break60.0Break from a loop (bsd3, control, library)2017-04-07GabrielGonzalez
breakpoint900.0Set breakpoints using a GHC plugin (development, library, mit)2022-12-02aaronallen8455
brick6072.75A declarative terminal user interface library (bsd3, graphics, library)2022-11-24JonathanDaugherty
brick-dropdownmenu30.0A drop-down menu widget for brick. (bsd3, graphics, library)2018-09-17mlang
brick-filetree30.0 (bsd3, library, unclassified)2019-02-13ChrisPenner
brick-panes100.0Panes library for Brick providing composition and isolation for TUI apps. (graphics, library)2022-11-04KevinQuick
brick-skylighting260.0Show syntax-highlighted text in your Brick UI (bsd3, graphics, library)2022-08-08JonathanDaugherty
bricks (deprecated)80.0Bricks is a lazy functional language based on Nix. (apache, deprecated, language, library)2018-02-10chris_martin
bricks-internal (deprecated)60.0... (apache, deprecated, language, library)2018-02-10chris_martin
bricks-internal-test (deprecated)40.0... (apache, deprecated, language, library)2018-02-10chris_martin
bricks-parsec (deprecated)40.0... (apache, deprecated, language, library)2018-02-10chris_martin
bricks-rendering (deprecated)60.0... (apache, deprecated, language, library)2018-02-10chris_martin
bricks-syntax (deprecated)20.0... (apache, deprecated, language, library)2018-02-10chris_martin
brillig40.0Simple part of speech tagger (bsd3, library, natural-language-processing, program)2011-09-03EricKow
brittany1820.0Haskell source code formatter (agpl, language, library, program)2022-01-13lspitzner, fozworth, dukerutledge
broadcast-chan580.0Closable, fair, single-wakeup channel type that avoids 0 reader space leaks. (bsd3, library, system)2022-01-12MerijnVerstraaten
broadcast-chan-conduit110.0Conduit-based parallel streaming code for broadcast-chan (bsd3, library, system)2022-01-12MerijnVerstraaten
broadcast-chan-pipes80.0Pipes-based parallel streaming code for broadcast-chan (bsd3, library, system)2022-01-12MerijnVerstraaten
broadcast-chan-tests100.0Helpers for generating tests for broadcast-chan (bsd3, library, system)2022-01-12MerijnVerstraaten
broccoli150.0Small library for interactive functional programs. (bsd3, frp, library)2015-03-16evanrinehart
brok22.0Finds broken links in text files (bsd3, command-line-tools, library, program)2020-07-27smallhadroncollider
broker-haskell30.0Haskell bindings to Broker, Bro's messaging library. (bsd3, language, library)2015-08-16DavidBanas
bronyradiogermany-common30.0Common types and URIs for the BronyRadioGermany API bindings. (bsd3, library, network)2018-04-11implementation
bronyradiogermany-streaming80.0Streaming interface for the BronyRadioGermany API. (bsd3, library, network)2018-04-11implementation
brotli312.0Brotli (RFC7932) compression and decompression (codec, compression, gpl, library)2022-06-10AndreasAbel, HerbertValerioRiedel
brotli-conduit10.0Conduit interface for Brotli (RFC7932) compression. (bsd3, codec, compression, conduit, library)2019-04-20AndreasAbel, HerbertValerioRiedel
brotli-streams220.0IO-Streams interface for Brotli (RFC7932) compression (bsd3, codec, compression, io-streams, library)2019-04-20AndreasAbel, HerbertValerioRiedel
browscap20.0A reader and interface for the Browser Capabilities Project data files. (bsd3, data, library, web)2017-04-30davean
bsb-http-chunked1240.0Chunked HTTP transfer encoding for bytestring builders (bsd3, data, library, network)2018-09-29sjakobi
bsd-sysctl300.0Access to the BSD sysctl(3) interface (bsd, bsd3, library, system)2017-10-08MaximeHenrion, palik
bson860.0BSON documents are JSON-like objects with a standard binary encoding. (apache, data, library)2020-03-23FedorGogolev, GregWeber, MaximMitroshin, TonyHannan, VictorDenisov
bson-generic110.0Generic functionality for BSON (bsd3, data, library)2020-08-08PetrPilar
bson-generics (deprecated in favor of bson-generic)40.0Generics functionality for BSON (bsd3, data, deprecated, library)2012-01-26PetrPilar
bson-lens170.0BSON lenses (development, library, mit)2015-09-12WilliamCasarin
bson-mapping200.0Mapping between BSON and algebraic data types. (data, library)2017-03-05FrancescoMazzoli, ak3n
bspack70.0A simple and fast bytestring packer (bsd3, data, library)2014-12-02nicolasdp
bsparse170.0A simple unassuming parser for bytestring (bsd3, bsparse, library)2014-11-05VincentHanquez, nicolasdp
btc-lsp30.0Lightning service provider (bitcoin, bsd3, finance, library, lightning, network, payments, program)2022-07-22coingaming
btree80.0B-Tree on Unmanaged Heap (bsd3, data, library)2018-11-09andrewthad, chessai
btree-concurrent110.0A backend agnostic, concurrent BTree (data-structures, library)2012-10-31JohanBrinch
btrfs170.0Bindings to the btrfs API (bsd3, filesystem, library, system)2018-10-25MariosTitas
buchhaltung160.0Automates most of your plain text accounting data entry in ledger format. (finance, library, mit, program)2018-02-04johannesgerer
buffer70.0Simple mutable low-level buffer for IO (data, library, mit)2017-11-01NikitaVolkov
buffer-builder530.0Library for efficiently building up buffers, one piece at a time (bsd3, data, library)2022-05-13chadaustin, afriesen
buffer-builder-aeson90.0Serialize Aeson values with Data.BufferBuilder (data, library, mit)2022-05-22chadaustin, afriesen
buffet80.0Assembles many Dockerfiles in one. (development, library, mit, program)2020-11-08evolutics
buffon40.0An implementation of Buffon machines. (bsd2, library, math)2018-03-26DerekElkins
buffon-machines30.0Perfect simulation of discrete random variables (bsd3, library, math)2019-09-16mbendkowski
bug60.0Better alternatives to the "error" function (development, error-handling, library, mit)2017-04-08HerbertValerioRiedel, NikitaVolkov
bugsnag160.0Bugsnag error reporter for Haskell (library, mit, web)2022-03-31PatrickBrisbin
bugsnag-haskell (deprecated in favor of bugsnag, bugsnag-wai, bugsnag-yesod)340.0Bugsnag error reporter for Haskell (deprecated, library, mit, web)2022-02-24PatrickBrisbin
bugsnag-hs372.25A Bugsnag client for Haskell. (bsd3, library, web)2022-06-16stoeffel, JasperWoudenberg
bugsnag-wai110.0WAI integration for Bugsnag error reporting for Haskell (library, mit, web)2022-03-31PatrickBrisbin
bugsnag-yesod160.0Yesod integration for Bugsnag error reporting for Haskell (library, mit, web)2022-03-31PatrickBrisbin
bugzilla110.0A Haskell interface to the Bugzilla native REST API (bsd3, library, web)2014-06-26swift, sethfowler
bugzilla-redhat370.0A Haskell interface to the Bugzilla native REST API (bsd3, library, web)2022-11-23JensPetersen
build182.0Build systems a la carte (algorithms, data-structures, library, mit)2018-07-06snowleopard
buildable70.0Typeclass for builders of linear data structures (data, library, mit)2015-03-10IvanMiljenovic
buildbox580.0Rehackable components for writing buildbots and test harnesses. (bsd3, development, library, testing)2018-10-12BenLippmeier
builder10.0bounded ByteArray builder type (bsd3, data, library)2019-09-13chessai
buildwrapper500.0A library and an executable that provide an easy API for a Haskell IDE (bsd3, development, library, program)2015-01-26JeanPhilippeMoresmau
bullet110.0A wrapper for the Bullet physics engine. (bsd3, library, physics)2014-11-08CsabaHruska
bulletproofs130.0Bulletproofs are short zero-knowledge proofs without a trusted setup. (cryptography, library, program)2019-09-30sdiehl
bulmex20.0Reflex infused with bulma (css) (library, mit, web)2019-11-24Jappie
bunz110.0CLI tool to beautify JSON string. (cli, json, library, mit, program)2019-02-27sendyhalim
burrito480.0Parse and render URI templates. (library, mit, network)2022-08-27fozworth
burst-detection10.0Burst detection algorithms (gpl, library, math)2013-11-08
bus-pirate140.0Haskell interface to the Bus Pirate binary interface (bsd3, library, system)2016-04-13BenGamari
buster180.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-06-23JeffersonHeard
buster-gtk40.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-18JeffersonHeard
buster-network40.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-18JeffersonHeard
butcher1030.0Chops a command or program invocation into digestable pieces. (bsd3, library, ui)2020-06-10lspitzner, fozworth, dukerutledge
butter132.0Monad Transformer for Asyncronous Message Passing (bsd3, concurrency, distrbution, distributed-computing, library)2018-06-19mpahrens
butterflies50.0butterfly tilings (gpl, graphics, library, program)2018-11-06ClaudeHeilandAllen
buttplug-hs-core100.0Client library for buttplug.io (bsd3, hardware, library, program)2021-10-26sullyj3
bv340.0Bit-vector arithmetic library (bit-vectors, bsd3, data, library)2018-03-11IagoAbal
bv-embed60.0Define embeddings of small bit vectors into larger ones (bsd3, data, library)2019-01-27benselfridge
bv-little202.0Efficient little-endian bit vector library (bit-vectors, bsd3, data, library)2019-10-09recursion_ninja
bv-sized762.0a bitvector datatype that is parameterized by the vector width (bit-vectors, bsd3, library)2022-04-08benselfridge, galoisinc
bv-sized-lens20.0Well-typed lenses for bv-sized bitvectors. (bit-vectors, bsd3, library)2021-05-06benselfridge
by-other-names240.0Give aliases to record fields. (bsd3, data, library)2022-12-05DanielDiazCarrete
byline250.0Library for creating command-line interfaces (colors, menus, etc.) (bsd2, library, system, user-interfaces)2021-06-02PeterJones
bytable150.0data from/to ByteString (bsd3, codec, library)2014-07-01YoshikuniJujo
byte-count-reader440.0Read strings describing a number of bytes like 2Kb and 0.5 MiB (gpl, library, text)2022-05-13danielrolls
byte-order630.0Portable big-endian and little-endian conversions (bsd3, data, library)2022-02-22andrewthad
byteable970.0Type class for sequence of bytes (bsd3, data, library)2013-06-28VincentHanquez
bytearray-parsing60.0Parsing of bytearray-based data (library, mit, parsing)2017-11-06NikitaVolkov
bytebuild1210.0Build byte arrays (bsd3, data, library)2022-12-01andrewthad
bytedump170.0Flexible byte dump helpers for human readers. (bsd3, debug, library)2012-09-06VincentHanquez
bytehash260.0Universal hashing of bytes (bsd3, data, library)2020-04-30andrewthad
bytelog50.0Fast logging (bsd3, data, library)2021-10-21andrewthad
byteorder1270.0Exposes the native endianness or byte ordering of the system. (bsd3, library, system)2013-04-24AntoineLatter
bytepatch70.0Patch byte-representable data in a bytestream (cli, library, mit, program)2022-07-14raehik
bytes2502.0Sharing code for serialization between binary and cereal (bsd3, data, library, serialization)2022-05-08EdwardKmett, EricMertens, ryanglscott
byteset170.0Set of bytes. (bsd3, data, library)2015-07-07DanielDiaz
byteslice1480.0Slicing managed and unmanaged memory (bsd3, data, library)2022-11-21andrewthad
bytesmith1410.0Nonresumable byte parser (bsd3, data, library)2022-07-14andrewthad
bytestring3502.75Fast, compact, strict and lazy byte strings with a list interface (bsd3, data, library)2022-05-04BenGamari, DonaldStewart, DuncanCoutts, HerbertValerioRiedel, IanLynagh, SylvainHenry, Bodigrim, sjakobi, chessai
bytestring-aeson-orphans20.0Aeson instances for ByteString, using base 64 encoding (bsd3, data, library)2021-11-17abrar
bytestring-arbitrary162.0Arbitrary instances for ByteStrings (bsd3, data, library)2019-06-04tsuraan
bytestring-builder1590.0The new bytestring builder, packaged outside of GHC (bsd3, data, library)2018-09-25LeonSmith, ryanglscott
bytestring-builder-varword20.0Variable-length integer encoding (data, lgpl, library)2018-05-03ch3pjw
bytestring-class (deprecated)90.0Classes for automatic conversion to and from strict and lazy bytestrings. (deprecated) (bsd3, data, deprecated, library)2014-03-21MichaelSnoyman
bytestring-conversion601.25Type-classes to convert values to and from ByteString. (data, library, mpl)2022-05-15ToralfWittner, romanb
bytestring-csv70.0Parse CSV formatted data efficiently (bsd3, data, library)2008-07-21DonaldStewart
bytestring-delta70.0Simple, fast binary diff/patch (data, library, mit)2012-02-22JoeyAdams
bytestring-encoding410.0ByteString ↔ Text converter based on GHC.IO.Encoding (bsd3, data, library, text)2022-01-28MasahiroSakai
bytestring-encodings80.0checks to see if a given bytestring adheres to a certain encoding (data-, library, mit)2018-08-31chessai
bytestring-from (deprecated in favor of bytestring-conversion)130.0A type-class to convert values from ByteString. (data, deprecated, library)2014-05-23ToralfWittner
bytestring-handle240.0ByteString-backed Handles (bsd3, library, system)2017-11-30GaneshSittampalam
bytestring-lexing1440.0Efficiently parse and produce common integral and fractional numbers. (bsd3, data, library)2022-08-28DonaldStewart, WrenThornton, WrenRomano
bytestring-mmap240.0mmap support for strict ByteStrings (bsd3, library, system)2011-04-29DonaldStewart
bytestring-nums210.0Parse numeric literals from ByteStrings. (bsd3, library, text)2012-11-23JasonDusek
bytestring-plain60.0Plain byte strings ('ForeignPtr'-less 'ByteString's) (bsd3, data, library)2015-09-07HerbertValerioRiedel
bytestring-progress520.0A library for tracking the consumption of a lazy ByteString (bsd3, control, library)2019-08-28AdamWick
bytestring-read110.0fast ByteString to number converting library (data, library, mit)2015-06-15HirotomoMoriwaki
bytestring-rematch50.0Rematch support for ByteString (control, library, mit)2013-05-19TomCrayford
bytestring-short70.0Backport copy of ShortByteString (bsd3, library, text)2018-08-26KeiHibino
bytestring-show330.0Efficient conversion of values into readable byte strings. (bsd3, library, text)2014-03-31DanDoel
bytestring-strict-builder1480.0An efficient strict bytestring builder (builders, bytestring, library, mit, serialization, text)2022-06-17NikitaVolkov
bytestring-substring10.0break bytestrings up into substrings (bsd3, data, library, parsing)2019-04-25chessai
bytestring-time (deprecated in favor of text-time)30.0Library for Time parsing from ByteString (bsd3, data, deprecated, library)2016-12-13klangner
bytestring-to-vector630.0Convert between ByteString and Vector.Storable without copying (bsd3, data-structures, library)2019-02-08SvenHeyll
bytestring-tree-builder1030.0A very efficient ByteString builder implementation based on the binary tree (bytestring, library, mit)2022-08-01NikitaVolkov
bytestring-trie1042.5An efficient finite map from bytestrings to values. (bsd3, data, data-structures, library)2022-03-15WrenThornton, WrenRomano
bytestring-typenats20.0Bytestrings with typenat lengths (bsd3, data, library)2017-01-26tsuraan
bytestringparser80.0Combinator parsing with Data.ByteString.Lazy (bsd3, library, parsing, text)2008-01-27BryanOSullivan
bytestringparser-temporary80.0Combinator parsing with Data.ByteString.Lazy (bsd3, library, parsing, text)2009-09-15JasonDusek
bytestringreadp50.0A ReadP style parser library for ByteString (bsd3, library, text)2007-12-13