Packages tagged mit

2891 packages have this tag.

[Merge tag] (trustees only)

Related tags: library (2687), program (657), web (435), data (349), text (186), deprecated (181), network (174), control (143), language (132), system (132), development (131), database (124), testing (108), unclassified (102), graphics (88), math (81), game (70), yesod (59), parsing (47), concurrency (42), data-structures (36), json (32), compilers-interpreters (31), distribution (30), prelude (30), cryptography (27), foreign (25), phonetic-languages (25), streaming (25), sound (22), ffi (21), time (21), Ukrainian (20), xml (20), javascript (19), algorithms (18), codec (18), conduit (18), utility (17), api (16), finance (16), cloud (15), numeric (15), services (15), tools (15), configuration (13), cli (12), console (12), number-theory (12), postgresql (12), aws (11), generics (11), logging (11), compiler (10), enumerator (10), frp (10), machine-learning (10), validity (10), bioinformatics (9), bsd3 (9), hardware (9), hasql (9), options (9), serialization (9), sox (9), statistics (9), user-interfaces (9), arrows (8), combinators (8), distributed-computing (8), eventsourcing (8), formal-methods (8), gui (8), html (8), logic (8), other (8), records (8), tonatona (8), crypto (7), filesystem (7), music (7), network-apis (7), public-domain (7), simple (7), template-haskell (7), zift (7), acme (6), application (6), debug (6), effect (6), error-handling (6), jvm (6), numerical (6), parallelism (6), pipes (6), random (6), security (6), servant (6), test (6), algebra (5), compatibility (5), education (5), geometry (5), java (5), monads (5), parser (5), polysemy (5), speech-approximation (5), ui (5), uniqueness (5), utilities (5), utils (5), bitcoin (4), client (4), codecs (4), command-line (4), containers (4), conversion (4), data-mining (4), documentation (4), exceptions (4), failure (4), ffi-tools (4), graphql (4), http (4), metrics (4), monad (4), nix (4), optimization (4), pretty-printer (4), project (4), quasiquotes (4), reactive (4), reactivity (4), reflex (4), speech-transformation (4), uniqueness-periods (4), user-interface (4), ai (3), algorithm (3), avers (3), binary-search (3), business (3), bytestring (3), compiler-plugin (3), compilers (3), csv (3), databases (3), functions (3), generic (3), geography (3), github (3), graphs (3), list (3), mobile (3), model (3), monitoring (3), natural-language-processing (3), physics (3), potoki (3), service (3), shake (3), simulation (3), string (3), syllable-segmentation (3), symbolic-computation (3), vector (3), voice (3), RealFrac (2), agpl (2), algorithmic-composition (2), benchmark (2), benchmarking (2), bio (2), bit-vectors (2), code-generation (2), command-line-tool (2), comonads (2), compression (2), criu (2), dependent-types (2), editor (2), email (2), fay (2), filters (2), foreign-binding (2), game-engine (2), ghc (2), git (2), giveyouahead (2), heuristics (2), image (2), io (2), lenses (2), logic-programming (2), neovim (2), networking (2), nlp (2), parsers (2), pdf (2), preprocessor (2), purescript (2), rhythm (2), stm (2), swagger (2), syntax (2), templatehaskell (2), theorem-provers (2), timbre (2), type-system (2), types (2), unification (2), xmonad (2), GraphViz (1), actors (1), anatomy (1), apache (1), apple (1), applicative (1), array (1), asp (1), astronomy (1), attoparsec (1), aviation (1), azure (1), base (1), binary (1), bindings (1), builders (1), bundle (1), c (1), calendar (1), capnproto (1), captcha (1), charts (1), chemistry (1), code-competitions (1), code-generator (1), codegen (1), command-line-tools (1), commandline (1), concurrent (1), constraints (1), consul (1), contracts (1), couchdb (1), cpp (1), crdt (1), cssyd (1), cursor (1), data-conduit (1), data-flow (1), data-science (1), date (1), deep-learning (1), derive-monoid (1), deriving (1), desktop (1), dsl (1), ebnf (1), embedded (1), envars (1), ...

Name
DLs
Rating
Description
Tags
Last U/L
Maintainer
AAI60.0Abstract Application Interface. (control, library, mit)2015-08-03bash0r
AFSM132.0Arrowized functional state machines (frp, library, mit)2016-04-21hanzhxu
BCMtools80.0Big Contact Map Tools (bioinformatics, library, mit, program)2015-05-05kaizhang
Bang110.0A Drum Machine DSL for Haskell (library, mit, sound)2015-10-265outh
BufferedSocket70.0A socker wrapper that makes the IO of sockets much cleaner (library, mit, network)2015-08-12tmore
Buster50.0Hits a set of urls periodically to bust caches (mit, program, web)2013-05-22MichaelXavier
C-structs212.0C-Structs implementation for Haskell (c, data, foreign, library, mit, structures)2021-01-13SimonPlakolb
Cartesian60.0Coordinate systems (library, math, mit)2016-10-10SwiftsNamesake
ChasingBottoms1710.0For testing partial and infinite values. (library, mit, testing)2020-06-25DonaldStewart, NilsAndersDanielsson
CirruParser (deprecated in favor of cirru-parser)20.0Cirru Parser in Haskell (deprecated, library, mit, text)2015-05-10jiyinyiyong
Commando60.0Watch some files; Rerun a command (development, library, mit, program)2014-03-06LyndonMaydwell
Configger30.0Parse config files (configuration, library, mit)2011-12-26NateSoares
Configurable40.0Declare types as Configurable then specialize them all in one place (control, library, mit)2012-10-19JosephAbrahamson
Conscript30.0Restart a command on STDIN activity (mit, program, system)2013-07-04LyndonMaydwell
Craft3e330.0Code for Haskell: the Craft of Functional Programming, 3rd ed. (education, library, mit, program)2019-01-08SimonThompson
DCFL40.0Communication Free Learning-based constraint solver (data, library, mit)2015-07-08dpandya
DOH112.0Complete API bindings for DigitalOcean API V2 (library, mit, network)2018-06-20yigitozkavci
Dangerous50.0Monads for operations that can exit early and produce warnings (error-handling, library, mit)2012-01-30NateSoares
DataIndex30.0A package for adding index column to data files (data, library, mit, program)2016-10-09steven_yhw
DataVersion20.0Type safe data migrations (data, library, mit)2019-08-08agentultra
Deadpan-DDP70.0Write clients for Meteor's DDP Protocol (library, mit, program, unclassified)2015-10-15LyndonMaydwell
Delta-Lambda130.0A demonstration interpreter for type system delta-lambda (of N.G. De-bruijn) (compilers-interpreters, mit, program)2017-05-11listofoptions
DifferentialEvolution40.0Global optimization using Differential Evolution (algorithms, library, mit, numerical, optimization)2011-03-11VilleTirronen
Dist100.0A Haskell library for probability distributions (library, math, mit)2019-06-16wyager
DocTest (deprecated in favor of doctest)90.0Test interactive Haskell examples (deprecated, mit, program, testing)2015-04-03
EdisonAPI1670.0A library of efficient, purely-functional data structures (API) (data-structures, library, mit)2016-06-03RobertDockins
EdisonCore1952.25A library of efficient, purely-functional data structures (Core Implementations) (data-structures, library, mit)2018-01-05RobertDockins
Feval32.0Evaluation using F-Algebras (language, mit, program)2015-09-07burz
Files40.0File content extraction/rearrangement (io, library, mit, program)2016-10-19steven_yhw
Focus40.0Tools for focusing in on locations within numbers (data, library, mit)2011-12-24NateSoares
Foster50.0Utilities to generate and solve puzzles (data, mit, program)2015-01-19Jefffrey
FractalArt62.0Generates colorful wallpapers (graphics, mit, program)2016-05-06TomSmeets
Fractaler40.0 (graphics, mit, program)2015-10-11serprex
GGg20.0GGg cipher (mit, program, text)2015-02-20xnil
GLM50.0Simple Gridlab-D GLM parser and utilities. (language, library, mit, program)2015-10-09LyndonMaydwell
GPipe312.0Typesafe functional GPU graphics programming (graphics, library, mit)2020-04-10TobiasBexelius
GPipe-GLFW280.0GLFW OpenGL context creation for GPipe (graphics, library, mit)2020-11-01plredmond
GeneralTicTacToe52.0A general TicTacToe game implementation. (game, mit, program)2015-08-04afonsomatos
GiveYouAHead40.0to auto-do somethings (giveyouahead, library, mit)2015-06-25Qinka
GoogleCodeJam20.0A monad for flexible parsing of Google Code Jam input files with automatic parallelization. (library, mit, text)2017-01-22johannesgerer
HDBC-postgresql-hstore (deprecated in favor of postgresql-simple)40.0Manipulate data in PostgreSQL "hstore" columns. (database, deprecated, library, mit)2012-07-06AlexanderBondarenko
HGE2D80.02D game engine written in Haskell (game, library, mit, program)2016-07-30I3ck
HList212.0Heterogeneous lists (data, library, mit)2018-02-20AdamVogt, GwernBranwen
HTicTacToe50.0An SDL tic-tac-toe game. (game, graphics, mit, program)2010-05-01KorcanHussein
HaPy90.0Haskell bindings for Python (foreign, library, mit)2015-05-29DavidFisher
Hach40.0Simple chat (library, mit, network, program)2013-11-17DmitryMalikov
HaskellTutorials30.0Haskell Tutorials by Evgeny Ukhanov (mit, program, tutorials)2014-10-11mrlsd
Hastodon82.0mastodon client module for Haskell (library, mit, web)2018-05-28syucream
Hate82.0A small 2D game framework. (graphics, library, mit, program)2015-12-21bananu7
Hayoo72.0The Hayoo! search engine for Haskell API search on hackage (data, mit, program, text)2012-03-01UweSchmidt
Holumbus-Searchengine50.0A search and indexing engine. (data, library, mit, text)2012-03-01UweSchmidt
HostAndPort30.0Parser for host and port pairs like localhost:22 (library, mit, network)2015-08-01slava
HsHTSLib70.0Bindings to htslib. (bio, library, mit)2019-03-22kaizhang
HsSyck140.0Fast, lightweight YAML loader and dumper (library, mit, pugs, text)2015-02-27AudreyTang, GwernBranwen, OliverCharles
HsWebots60.0Webots bindings for Haskell (library, mit, robotics)2020-03-16junjihashimoto
JYU-Utils20.0Some utility functions for JYU projects (library, mit, utility)2011-09-27VilleTirronen
Jdh50.0A Json implementation for Haskell, with JavaScript Values and Encoding/Decoding (data, library, mit)2017-02-25brunoczim
Ketchup60.0A super small web framework for those who don't like big and fancy codebases (ketchup, library, mit, web)2015-02-24Hamcha
LParse150.0A continuation-based parser library (library, mit, parsing)2019-07-13Sacchan
LTS20.0LTS: Labelled Transition System (library, mit, program, state-machines)2020-04-08ajayeeralla
LambdaNet42.0A configurable and extensible neural network library (library, machine-learning, mit)2015-01-02jbarrow
Lambdajudge42.0A library to easily host Haskell based programming competitions (development, library, mit)2015-11-13ankitku
Lazy-Pbkdf2120.0Lazy PBKDF2 generator. (cryptography, library, mit)2017-11-14Ofenhed
Limit50.0Wrapper for data that can be unbounded (data, library, mit)2011-12-24NateSoares
LiterateMarkdown20.0Converter to convert from .lhs to .md and vice versa. (library, mit, productivity, program)2020-08-29FabianSchneider
Logic20.0Logic (library, math, mit)2014-12-29gogotanaka
Lykah70.0A static website and blog generator (library, mit, program, web)2017-01-26johannesgerer
MTGBuilder20.0Builds decks out of a meta (mit, program, unclassified)2015-09-28willfancher
Michelangelo70.0OpenGL for dummies (graphics, library, mit)2016-01-05SwiftsNamesake
MissingPy70.0Haskell interface to Python (library, mit, unclassified)2012-08-24JohnGoerzen, MattBrown
Monadoro50.0A minimalistic CLI Pomodoro timer. (library, mit, program, tools)2019-10-23patryk_kocielnik
MyPrimes30.0Generate all primes (data, library, mit, program)2015-08-05afonsomatos
Neks40.0Simple networked key/value store (database, library, mit, program)2015-07-31wyager
NoTrace202.0Remove all the functions come from Debug.Trace after debugging (development, library, mit)2019-05-07CindyLinz
OTP60.0HMAC-Based and Time-Based One-Time Passwords (HOTP & TOTP) (cryptography, library, mit)2018-07-16ArtemLeshchev, HerbertValerioRiedel
Parallel-Arrows-BaseSpec70.0BaseSpecs used for @Parallel-Arrows-Definition@ and Co. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-Definition40.0Multithreaded evaluation using Arrows. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-Eden50.0Eden based backend for @Parallel-Arrows-Definition@. (arrows, library, mit, parallelism)2018-01-18s4ke
Parallel-Arrows-Multicore40.0GpH 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
PasswordGenerator40.0Simple library for generating passwords (cryptography, library, mit)2014-02-11VictorDenisov
QLearn52.0A library for fast, easy-to-use Q-learning. (data, library, mit)2016-05-01dpandya
QuickCheck-GenT90.0A GenT monad transformer for QuickCheck library. (library, mit, testing)2019-11-02NikitaVolkov
QuickCheck-safe200.0Safe reimplementation of QuickCheck's core (library, mit, testing)2019-04-29BertramFelgenhauer
RSolve22.0 (library, logic, mit, program, unification)2019-08-05ice1000
Random12360.0Haskell port of Random123 library (library, mit, random)2015-03-20BogdanOpanchuk
Randometer40.0Randomness intuition trainer (mit, personalgrowth, program)2014-10-25So8res
Redmine50.0Library to access Redmine's REST services (library, mit, network, web)2017-01-22cstpierre
RichConditional40.0Tiny library to replace classic if/else (control, library, mit)2015-02-16alexvieth
RtMidi101.5Haskell wrapper for RtMidi, the lightweight, cross-platform MIDI I/O library. (library, mit, program, sound)2020-09-17ejconlon, kohlrabi
RxHaskell30.0Reactive Extensions for Haskell (frp, library, mit)2013-04-15JustinSpahrSummers
SCalendar (deprecated in favor of scalendar)111.25This 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)42.0A simple config library (configuration, deprecated, library, mit)2014-10-14fgaz
SDL2-ttf (deprecated in favor of sdl2-ttf)20.0Binding to libSDL-ttf (deprecated, foreign-binding, library, mit)2013-12-22OmerAgacan
SFML70.0SFML bindings (game, library, mit)2016-10-03AlfredoDiNapoli, sulami, ppelleti
SFML-control30.0Higher level library on top of SFML (graphics, library, mit)2013-12-15AlfredoDiNapoli
SciFlow130.0Scientific workflow management system (control, library, mit)2019-05-26kaizhang
SciFlow-drmaa20.0Scientific workflow management system (control, library, mit)2019-05-26kaizhang
SimpleServer20.0A simple static file server, for when apache is overkill (library, mit, program, web)2017-06-25AnupamJain
Slides80.0Generate slides from Haskell code (graphics, library, mit)2018-10-09darwin226
SmtLib40.0Library for parsing SMTLIB2 (formal-methods, library, mit)2015-02-22roger62
Southpaw20.0Assorted utility modules (library, mit, utilities)2015-07-23SwiftsNamesake
Spock-digestive40.0Digestive functors support for Spock (library, mit, web)2016-08-25AlexanderThiemann
Spock-worker30.0Background workers for Spock (library, mit, web)2016-08-25AlexanderThiemann
StrictCheck92.0StrictCheck: Keep Your Laziness In Check (library, mit, testing)2019-11-01kwf
TotalMap42.0A total map datatype (control, library, mit)2019-09-13edwardwas
Tournament50.0Tournament related algorithms (game, library, mit)2012-05-26EirikAlbrigtsen
TypeNat60.0Some Nat-indexed types for GHC (data, library, mit)2017-11-09alexvieth
UTFTConverter90.0Processing popular picture formats into .c or .raw format in RGB565 (graphics, library, mit, program, text)2016-05-04cirquit
VRML30.0VRML parser and generator for Haskell (graphics, library, mit, program)2020-02-10junjihashimoto
Verba140.0A solver for the WordBrain game (game, mit, program)2016-01-10Jefffrey
WMSigner60.0WebMoney authentication module (cryptography, data, library, mit)2014-11-26triplepointfive
WaveFront70.0Parsers and utilities for the OBJ WaveFront 3D model format (graphics, library, mit)2016-10-18SwiftsNamesake
WebBits-multiplate30.0A Multiplate instance for JavaScript. (language, library, mit)2011-03-24BalazsEndresz
Win32-security40.0Haskell bindings to a security-related functions of the Windows API (library, mit, system)2015-04-06anton_dessiatov
X11-xfixes40.0A binding to the Xfixes X11 extension library (graphics, library, mit)2011-05-26reacocard
YACPong40.0Yet Another Pong Clone using SDL. (game, mit, program)2010-05-30KorcanHussein
Yocto (deprecated in favor of yocto)20.0A Minimal JSON Parser & Printer for Haskell (deprecated, library, mit, text)2014-01-27ajg
abeson30.0interconversion between aeson and bson. (data, library, mit)2014-09-19HirotomoMoriwaki
abt51.25Abstract binding trees for Haskell (language, library, mit)2015-01-11JonSterling
acc50.0Sequence optimized for monoidal construction and folding (library, mit, unclassified)2020-10-05NikitaVolkov
achille50.0A library for building static site generators (library, mit, web)2020-09-27flupe
acid-state-dist60.0A replication backend for acid-state (database, library, mit)2015-08-21maxvoit
acme-iot30.0IO monad transformer (control, library, mit)2016-08-13mniip
acme-memorandom50.0Memoized random number generation (acme, library, mit)2015-05-15ion
acme-mutable-package (deprecated)32.5A mutable package. (acme, deprecated, library, mit)2018-01-01fozworth, Hackage
acme-zalgo42.25A somewhat flexible Zalgo̐ te̳͜x̥̖̉̓͞t̍̌̔ ̀̃t̴̢̞̜͓̝r̶̬̆̂̒͟á̧̡͎͔̯̰̕n̹̾̓ͬͦ̍͘ṡ̢͓͉ͮ͆l̠̖̹̗̳̖̽̌ͤ͞a͚̭͙̹̲ͭͩt͈͐o̢̭͇͍̟͐ͬ̾ͪ͜r͇.̸̅ͭ̐̀̊ͨ͛ (acme, library, mit)2018-02-25AntonEkblad
acquire30.0Abstraction over management of resources (library, mit, resources)2019-09-04NikitaVolkov, effectfully, IrinaArtemeva, vlastachu
aeson-applicative30.0make To/From JSOn instances from an applicative description (data, library, mit)2015-06-24GregWeber
aeson-better-errors640.0Better error messages when decoding JSON values. (json, library, mit, text, web)2016-12-12hdgarrood
aeson-casing970.0Tools to change the formatting of field names in Aeson instances. (data, library, mit)2019-03-28andrewrademacher
aeson-deriving80.0data types for compositional, type-directed serialization (library, mit, serialization)2020-10-10Cliff_Harvey
aeson-injector162.0Injecting fields into aeson values (data, json, library, mit, web)2020-11-30NCrashed
aeson-json-ast20.0Integration layer for "json-ast" and "aeson" (library, mit, unclassified)2016-11-16NikitaVolkov
aeson-optics20.0Law-abiding optics for aeson (data, json, library, mit, optics)2019-09-22phadej
aeson-options (deprecated)50.0Options to derive FromJSON/ToJSON instances (data, deprecated, json, library, mit)2018-10-01serokell
aeson-qq910.0JSON quasiquoter for Haskell (json, library, mit)2019-10-30OscarFinnsson, SimonHengel
aeson-schema250.0Haskell JSON schema validator and parser generator (data, library, mit)2020-04-09MateuszKowalczyk, TimBaumann, ChristianMarie, ocramz
aeson-smart32.0Smart derivation of Aeson instances (library, mit, web)2012-08-17SamAnklesaria
aeson-t30.0Transform JSON (data, library, mit)2015-04-28begriffs
aeson-toolkit50.0A generalization of Aeson over Failure (json, library, mit, text, web)2013-12-07SimonHengel
aeson-value-parser160.0API for parsing "aeson" JSON tree into Haskell types (data, json, library, mit, parsing)2020-10-01NikitaVolkov
aeson-with20.0withXField combinators for aeson (bsd3, data, library, mit)2020-08-09locallycompact
aeson-yak60.0Handle JSON that may or may not be a list, or exist (data, library, mit)2017-12-20tejon
affinely-extended30.0 (data, library, mit)2017-04-05clinton
agda-unused30.0Check for unused code in an Agda project. (dependent-types, library, mit, program)2020-10-28msuperdock
airship150.0A Webmachine-inspired HTTP library (library, mit, web)2019-03-01lambda_foo, reiddraper, patrick_thomson
alea150.0a diceware passphrase generator (mit, program, utility)2017-08-03rnhmjoj
algebraic-graphs1702.5A library for algebraic graph construction and transformation (algebra, algorithms, data-structures, graphs, library, mit)2020-02-02snowleopard
align-text40.0A simple unix filter to align text on specified substrings (mit, program, text)2015-01-13DanielChoi
amazon-products20.0Connector for Amazon Products API (library, mit, program, web)2014-07-09andrewrademacher
amqp-conduit30.0Conduit bindings for AMQP (see amqp package) (library, mit, network)2017-07-12toru_tomita
animalcase20.0Convert camelCase to snake_case and vice versa (library, mit, text)2014-11-14ibotty
animate-frames100.0Convert sprite frames to animate files (game, library, mit, program)2018-05-30jxv
ansi-escape-codes30.0Haskell package to generate ANSI escape codes for styling strings in the terminal. (library, mit, unclassified)2017-12-14joegesualdo
ansigraph130.0Terminal-based graphing via ANSI and Unicode (graphics, library, mit)2017-12-28Cliff_Harvey
antigate40.0Interface for antigate.com captcha recognition API (captcha, library, mit, network-apis, text-recognition)2017-06-12MikhailKuddah
antiope-athena270.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-contract100.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-core270.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-dynamodb240.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-es40.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22arbornetworks
antiope-messages310.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-optparse-applicative60.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22arbornetworks
antiope-s3620.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-shell50.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22arbornetworks
antiope-sns320.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-sqs310.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-22newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-swf20.0Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2019-10-08arbornetworks
ap-normalize3290.0Self-normalizing applicative expressions (control, library, mit)2020-08-05lyxia
api-monobank32.0 (library, mit, program, web)2019-07-17sigrlami
api-opentheory-unicode20.0OpenTheory unicode character API (library, mit, text)2015-05-13JoeHurd
api-rpc-factom60.0RPC API client for Factom (library, mit, program, web)2019-10-25sigrlami
api-rpc-pegnet80.0simple json-rpc client for PegNet (library, mit, web)2020-01-13sigrlami
api-yoti20.0Api bindings for Yoti services (library, mit, web)2019-07-30sigrlami
apiary322.5Simple and type safe web framework that generate web API documentation. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-authenticate20.0authenticate support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-clientsession20.0clientsession support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-cookie30.0Cookie support for apiary web framework. (library, mit, web)2017-10-26HirotomoMoriwaki, winterland
apiary-eventsource50.0eventsource support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-helics20.0helics support for apiary web framework. (library, mit, web)2015-03-04HirotomoMoriwaki, winterland
apiary-http-client70.0A http client for Apiary. (library, mit, web)2017-11-01winterland
apiary-logger30.0fast-logger support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-memcached20.0memcached client for apiary web framework. (library, mit, web)2015-03-04HirotomoMoriwaki, winterland
apiary-mongoDB30.0mongoDB support for apiary web framework. (library, mit, web)2017-10-27HirotomoMoriwaki, winterland
apiary-persistent32.0persistent support for apiary web framework. (library, mit, web)2017-10-25HirotomoMoriwaki, winterland
apiary-purescript20.0purescript compiler for apiary web framework. (library, mit, web)2015-03-04HirotomoMoriwaki, winterland
apiary-redis20.0redis support for apiary web framework. (library, mit, web)2017-11-11winterland
apiary-session20.0session support for apiary web framework. (library, mit, web)2017-10-24HirotomoMoriwaki, winterland
apiary-websockets70.0websockets support for apiary web framework. (library, mit, web)2017-10-24HirotomoMoriwaki, winterland
apotiki70.0a faster debian repository (library, mit, program, system)2014-01-24pyr
appc30.0app container types and tools (data, library, mit, program)2015-04-10wereHamster
approveapi50.0ApproveAPI Haskell Client (api, client, library, mit)2019-04-01kcking
approx32.0Easy-to-use reasonable way of emulating approximate in Haskell. (library, mit, numeric, program)2020-11-11kishaloy
ar-timestamp-wiper20.0Wipes time stamps from .a files (like ar -D) (application, library, mit, program)2013-08-07NiklasHambuechen, PatrickChilton
arbor-datadog50.0Datadog client for Haskell. (library, mit, network)2019-10-17newhoggy, haskellworks, arbornetworks
arbor-lru-cache51.25LRU cache based on STM (concurrency, data, library, mit)2019-10-03newhoggy, arbornetworks
arbor-monad-counter60.0Counter 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-metric70.0Core metric library for publishing metrics. (library, metrics, mit)2019-10-17newhoggy, haskellworks, arbornetworks
arbor-monad-metric-datadog90.0Metric library backend for datadog. (library, metrics, mit)2019-11-18newhoggy, haskellworks, arbornetworks
arbor-postgres40.0Convenience types and functions for postgresql-simple. (library, mit, services)2019-10-17newhoggy, haskellworks, arbornetworks
arch-hs880.0Distribute hackage packages to archlinux (distribution, library, mit, program, system)2020-12-27berberman
arch-web240.0Arch Linux official and AUR web interface binding (library, mit, web)2021-01-14berberman
ariadne40.0Go-to-definition for Haskell (language, mit, program)2014-11-01RomanCheplyaka, manzyuk
arion72.0Watcher and runner for Hspec (mit, program, testing)2015-04-01karun012
arithmetic80.0Natural number arithmetic (library, mit, number-theory, program)2020-03-11JoeHurd
arithmetic-circuits30.0Arithmetic circuits for zkSNARKs (cryptography, library, mit)2020-01-15sdiehl
arithmoi1642.0Efficient basic number-theoretic functions. (algorithms, library, math, mit, number-theory)2020-06-24CarterSchonwald, DanielFischer, HerbertValerioRiedel, Bodigrim
arity-generic-liftA30.0Provides an arity-generic version of the liftA2, liftA3... liftAn functions. (control, library, mit)2018-12-31oisdk
array-list22.0IsList instances of Array for OverloadedLists extension (array, data, library, list, mit)2020-06-23epoberezkin
arrow-improve40.0Improved arrows. (control, library, mit)2014-02-18alynn
ascetic30.0Generic markup builder. (library, mit, text)2014-07-23AndreiLapets
ascii-flatten30.0Flattens European non-ASCII characaters into ASCII (library, mit, program, text)2016-05-11DanielChoi
ascii-progress640.0A simple progress bar for the console. (library, mit, system)2016-04-18yamadapc
ascii-string190.0Compact representation of ASCII strings (library, mit, unclassified)2019-06-02NikitaVolkov
asciichart160.0Line charts in terminal (library, mit, text)2020-09-29madnight
asif82.0Library for creating and querying segmented feeds (library, mit, program, services)2020-01-17newhoggy, haskellworks, arbornetworks
assertions20.0A simple testing framework. (library, mit, testing)2014-06-05vi
assoc-list72.0Association lists (lists of tuples) (data, library, mit)2018-09-24chris_martin, Monoid_Mary
assoc-listlike50.0Association lists (list-like collections of tuples) (data, library, mit)2018-09-24chris_martin, Monoid_Mary
async-ajax30.0Crossbrowser async AJAX Bindings for GHCJS (library, mit, web)2016-07-24AlexanderThiemann
async-extra30.0Useful concurrent combinators (library, mit, web)2017-05-28AlexanderThiemann
async-pool280.0A modified version of async that supports worker groups and many-to-many task dependencies (library, mit, system)2020-01-03JohnWiegley
asynchronous-exceptions (deprecated)50.0Distinguish between synchronous and asynchronous exceptions (control, deprecated, library, mit)2014-02-05RomanCheplyaka
atom-msp43050.0Convenience functions for using Atom with the MSP430 microcontroller family. (embedded, library, mit)2014-01-06DanielBuckmaster
atomic-write1622.0Atomically write to a file (library, mit, system)2019-11-21jsl, stackbuilders, sestrella, juanpaucar, wild_willy
atrans30.0A small collection of monad (transformer) instances. (library, mit, monads)2016-01-20apho
attoparsec-conduit (deprecated in favor of conduit-extra)290.0Consume attoparsec parsers via conduit. (deprecated) (conduit, data, deprecated, library, mit, parsing)2014-04-02MichaelSnoyman
attoparsec-data60.0Parsers for the standard Haskell data types (library, mit, parsing)2020-10-20NikitaVolkov
attoparsec-enumerator (deprecated)380.0Pass input from an enumerator to an Attoparsec parser. (deprecated, enumerator, library, mit, parsing, text)2015-05-16JohnMillikin
attoparsec-parsec20.0An Attoparsec compatibility layer for Parsec (library, mit, parsing)2014-03-21SimonHengel
attoparsec-text-enumerator20.0(deprecated) (enumerator, library, mit, parsing, text)2012-01-30FelipeLessa
attoparsec-time110.0Attoparsec parsers of time (attoparsec, library, mit, parsers, time)2019-10-25NikitaVolkov
attoparsec-trans40.0Interleaved effects for attoparsec parsers (control, library, mit)2015-06-16srijs
authenticate1310.0Authentication methods for Haskell web applications. (library, mit, web)2019-11-16FelipeLessa, MichaelSnoyman
authinfo-hs20.0Password querying for .authinfo (library, mit, system)2014-10-29robgssp
auto212.25Denotative, locally stateful programming DSL & platform (control, library, mit)2017-01-14jle
auto-update4370.0Efficiently run periodic, on-demand actions (control, library, mit)2019-07-09KazuYamamoto, MichaelSnoyman
autoexporter302.0Automatically re-export modules. (library, mit, program, utility)2020-09-16fozworth
avers-api30.0Types describing the core and extended Avers APIs (avers, library, mit)2017-09-17wereHamster
avers-api-docs30.0Swagger documentation for the Avers API (avers, library, mit)2017-02-06wereHamster
avers-server80.0Server implementation of the Avers API (avers, library, mit)2018-10-26wereHamster
avwx150.0Parse aviation weather reports (aviation, library, mit, program)2020-08-03hc
aws-cloudfront-signed-cookies102.0Generate signed cookies for AWS CloudFront (aws, cloud, library, mit, network, program)2020-05-18chris_martin, Monoid_Mary
aws-dynamodb-conduit30.0Conduit-based interface for AWS DynamoDB (aws, library, mit)2015-06-26srijs
aws-easy40.0Helper function and types for working with amazonka (library, mit, network, program)2018-11-10rcook
aws-general60.0Bindings for Amazon Web Services (AWS) General Reference (aws, cloud, distributed-computing, library, mit, network, web)2015-03-30larsk
aws-performance-tests50.0Performance Tests for the Haskell bindings for Amazon Web Services (AWS) (aws, cloud, distributed-computing, library, mit, network, program, web)2014-09-02larsk
aws-simple20.0Dead simple bindings to commonly used AWS Services (library, mit, web)2017-03-11AlexanderThiemann
aws-sns40.0Bindings for AWS SNS Version 2013-03-31 (aws, cloud, distributed-computing, library, mit, network, web)2014-08-05larsk
axiom130.0Web EDSL for running in browsers and server nodes using transient (library, mit, web)2018-05-29AlbertoCorona
axiomatic-classes50.0Specify axioms for type classes and quickCheck all available instances (library, mit, testing)2016-10-28SimonHudon, bandali
azure-functions-worker40.0Azure Functions Worker (azure, cloud, library, mit, serverless)2020-07-03alexeyraga
b9992.0A tool and library for building virtual machine images. (development, library, mit, program)2020-10-21SvenHeyll
bag (deprecated in favor of dlist)60.0A simple stable bag. (data-structures, deprecated, library, mit)2011-07-22DanielWaterworth
bank-holiday-usa20.0A library for determining US bank holidays (library, mit, time)2016-01-21tippenein
banwords (deprecated)40.0Generalized word blacklister (deprecated, heuristics, library, mit)2015-07-14fanjam
barcodes-code12850.0Generate Code 128 barcodes as PDFs (graphics, library, mit)2014-10-31dchristiansen
barrier40.0Shields.io style badge generator (graphics, library, mit)2016-12-12HirotomoMoriwaki
base-compat11452.0A compatibility layer for base (compatibility, library, mit)2020-09-30SimonHengel, ryanglscott
base-compat-batteries7940.0base-compat with extra batteries (compatibility, library, mit)2020-09-30ryanglscott
base-generics40.0This 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-orphans13102.0Backwards-compatible orphan instances for base (compatibility, library, mit)2020-12-10EdwardKmett, HerbertValerioRiedel, SimonHengel, ryanglscott
base-prelude3042.25The most complete prelude formed solely from the "base" package (library, mit, prelude)2020-06-13NikitaVolkov
base32string100.0Fast and safe representation of a Base-32 string (data, library, mit)2015-05-27solatis
base58string50.0Fast and safe representation of a Base-58 string (data, library, mit)2015-05-10solatis
base9180.0A Generic Base91 Encoder & Decoder (codec, library, mit, program)2015-07-11ajg
basex-client40.0A BaseX client for Haskell (database, library, mit)2015-12-08MatthijsSteen
basic-prelude1492.25An enhanced core prelude; a common foundation for alternate preludes. (control, library, mit, prelude)2017-12-05DanBurton, MichaelSnoyman
battlenet40.0API client for Battle.Net (library, mit, network)2015-02-01teozkr
battlenet-yesod20.0Yesod integration for the battlenet package (library, mit, network)2015-02-01teozkr
battleplace80.0Core definitions for BattlePlace.io service (game, library, mit)2020-08-08quyse
battleplace-api40.0Public API definitions of BattlePlace.io service (game, library, mit)2018-07-24quyse
bcp4760.0Language tags as specified by BCP 47 (data, data-structures, library, mit)2020-12-09PatrickBrisbin, 5outh, dukerutledge, cdparks, cbeav, halogenandtoast
bcp47-orphans20.0BCP47 orphan instances (library, mit, orphan-instances)2020-12-09PatrickBrisbin
bdd60.0Behavior-Driven Development DSL (library, mit, testing)2014-12-20irekjozwiak
bdelta (deprecated in favor of bytestring-delta)50.0Simple, fast binary diff/patch (data, deprecated, library, mit)2012-02-22JoeyAdams
beam (deprecated in favor of beam-core)92.5A type-safe SQL mapper for Haskell that doesn't use Template Haskell (database, deprecated, library, mit)2016-01-26TravisAthougies
beam-core872.5Type-safe, feature-complete SQL query and manipulation interface for Haskell (database, library, mit)2020-10-19TravisAthougies, 3noch, kmicklas
beam-migrate830.0SQL DDL support and migrations support library for Beam (database, library, mit)2020-10-19TravisAthougies, 3noch, kmicklas
beam-mysql50.0Connection layer between beam and MySQL/MariaDB (database, library, mit)2019-03-19TravisAthougies, kmicklas
beam-newtype-field40.0A newtype for wrapping newtypes into beam schemas (database, library, mit)2018-12-29Jappie
beam-postgres850.0Connection layer between beam and postgres (database, library, mit)2020-10-20TravisAthougies, 3noch, kmicklas
beam-sqlite240.0Beam driver for SQLite (database, library, mit, web)2020-10-19TravisAthougies, 3noch, kmicklas
bed-and-breakfast170.0Efficient Matrix and Vector operations in 100% Haskell. (library, linear-algebra, math, mit, numeric)2018-10-22JulianFleischer
belka40.0HTTP client DSL (library, mit, unclassified)2018-01-22NikitaVolkov
bento (deprecated)22.0🍱 Manage stateful components. (deprecated, library, mit, utility)2016-04-16fozworth
bet80.0Betfair API bindings. Bet on sports on betting exchanges. (library, mit, network)2015-07-27Adeon
bglib290.0Implementation of the BGAPI serial protocol (library, mit, program)2020-12-23tamasFabian
bibdb40.0A database based bibliography manager for BibTeX (mit, program, text)2016-11-18cacay
binary-conduit730.0data serialization/deserialization conduit library (conduit, library, mit)2018-10-13AlexanderVershilov, MathieuBoespflug
binary-parser1860.0A highly-efficient but limited parser API specialised for bytestrings (binary, library, mit, parser)2020-06-13NikitaVolkov
binary-tree80.0 (library, mit, unclassified)2018-02-14oisdk
bindings-libstemmer30.0Binding for libstemmer with low level binding. (ffi, library, mit)2014-11-29cosmo0920
bioinformatics-toolkit450.0A collection of bioinformatics tools (bio, library, mit)2021-01-08kaizhang
bisect-binary60.0Determine relevant parts of binary data (development, mit, program)2017-12-05JoachimBreitner
bit-array60.0A bit array (aka bitset, bitmap, bit vector) API for numeric types (bit-vectors, data-structures, library, mit, pretty-printer)2016-10-01NikitaVolkov
bitcoin-api62.0Provides access to the RPC API of Bitcoin Core (finance, library, mit, network)2015-06-09solatis
bitcoin-api-extra40.0Higher level constructs on top of the bitcoin-api package (finance, library, mit, network)2015-05-14solatis
bitcoin-block60.0Utility functions for manipulating bitcoin blocks (finance, library, mit, network)2015-05-11solatis
bitcoin-script50.0Compilation, manipulation and decompilation of Bitcoin scripts (finance, library, mit, network)2015-05-11solatis
bitcoin-tx80.0Utility functions for manipulating bitcoin transactions (finance, library, mit, network)2015-05-11solatis
bitcoin-types30.0Provides consistent low-level types used commonly among Bitcoin implementations (finance, library, mit, network)2015-05-10solatis
bitset130.0A space-efficient set data structure. (data-structures, library, mit)2014-03-10DenisBueno, FedorGogolev, SergeiLebedev
bitset-word8120.0Space efficient set of Word8 and some pre-canned sets useful for parsing HTTP (concurrency, library, mit)2020-07-28nshimaza
blas-hs100.0Low-level Haskell bindings to Blas. (library, math, mit)2014-12-27Rufflewind
blatex52.0Blog in LaTeX (mit, program, web)2016-05-152016rshah
blaze-bootstrap40.0Blaze helper functions for bootstrap pages (library, mit, web)2015-08-23AlexanderThiemann
blaze-json60.0tiny library for encoding json (json, library, mit, text)2015-04-03HirotomoMoriwaki
blazeMarker20.0... (library, mit, unclassified)2014-12-25faleidel
blazeT60.0A true monad (transformer) version of the blaze-markup and blaze-html libraries (data, library, mit, text, web)2017-01-15johannesgerer
blunt (deprecated)51.5Convert between pointfree and pointful expressions. (deprecated, library, mit, program, web)2015-04-14fozworth
bmp1392.0Read and write uncompressed BMP image files. (codec, library, mit)2016-08-15BenLippmeier
bno055-haskell40.0Library for communication with the Bosch BNO055 orientation sensor (library, mit, system)2017-07-08eamsden
boltzmann-samplers100.0Uniform random generators (data, generic, library, mit, random)2018-04-01lyxia
bond280.0Bond schema compiler and code generator (code-generation, compiler, language, library, mit, program)2020-05-27sapek, chwarr, eduardo
bookkeeping70.0A module for bookkeeping by double entry. (business, library, mit)2018-03-28arowM
bookkeeping-jp90.0Helper functions for Japanese bookkeeping. (business, library, mit)2020-01-20arowM
boolean-normal-forms80.0Boolean normal form: NNF, DNF & CNF (data, library, mit)2019-12-04phadej
boolector130.0Haskell bindings for the Boolector SMT solver (bit-vectors, formal-methods, library, math, mit, smt, theorem-provers)2020-08-20DeianStefan
boopadoop80.0Mathematically sound sound synthesis (library, mit, music, program)2020-01-03lazersmoke
boots40.0IoC Monad in Haskell (application, factory, ioc, library, mit, monad)2019-09-03leptonyu
boots-app40.0Factory for quickly building an application (application, configuration, health, library, logger, mit, program, random)2019-09-03leptonyu
boots-cloud (deprecated)30.0Factory for quickly building a microservice (application, consul, deprecated, library, microservice, mit, servant, swagger, web)2019-08-28leptonyu
boots-web (deprecated)30.0Factory for quickly building a web application (application, deprecated, library, mit, servant, swagger, web)2019-09-03leptonyu
bootstrap-types20.0Bootstrap CSS Framework type-safe interface (library, mit, web)2017-01-31andrewthad
both50.0Like Maybe, but with a different Monoid instance. (data, library, mit)2020-05-17barrucadu
bound-gen40.0Unwrap Scope's with globally fresh values (compilers-interpreters, library, mit)2015-03-27jozefg
bower-json602.0Read bower.json from Haskell (library, mit, web)2016-12-25hdgarrood
box-tuples90.0A hack to use GHC.Prim primitives in GHCi (debug, ghc, library, mit)2020-04-25mniip
bson-lens40.0BSON lenses (development, library, mit)2015-09-12WilliamCasarin
buchhaltung60.0Automates 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-builder-aeson60.0Serialize Aeson values with Data.BufferBuilder (data, library, mit)2015-11-02chadaustin, afriesen
buffet30.0Assembles many Dockerfiles in one. (development, library, mit, program)2020-11-08evolutics
bug200.0Better alternatives to the "error" function (development, error-handling, library, mit)2017-04-08HerbertValerioRiedel, NikitaVolkov
bugsnag-haskell50.0Bugsnag error reporter for Haskell (library, mit, web)2020-12-08PatrickBrisbin
build82.0Build systems a la carte (algorithms, data-structures, library, mit)2018-07-06snowleopard
buildable60.0Typeclass for builders of linear data structures (data, library, mit)2015-03-10IvanMiljenovic
bulmex50.0Reflex 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
bytearray-parsing20.0Parsing of bytearray-based data (library, mit, parsing)2017-11-06NikitaVolkov
bytestring-delta40.0Simple, fast binary diff/patch (data, library, mit)2012-02-22JoeyAdams
bytestring-encodings40.0checks to see if a given bytestring adheres to a certain encoding (data, library, mit)2018-08-31chessai
bytestring-read40.0fast ByteString to number converting library (data, library, mit)2015-06-15HirotomoMoriwaki
bytestring-rematch50.0Rematch support for ByteString (control, library, mit)2013-05-19TomCrayford
bytestring-strict-builder1710.0An efficient strict bytestring builder (builders, bytestring, library, mit, serialization, text)2019-05-28NikitaVolkov
bytestring-tree-builder1020.0A very efficient ByteString builder implementation based on the binary tree (bytestring, library, mit)2020-11-28NikitaVolkov
c-dsl40.0A higher level DSL on top of language-c (language, library, mit)2014-05-07jozefg
c14n50.0Bindings to the c14n implementation in libxml. (library, mit, xml)2020-06-26mbg
c2hs-extra60.0Convenient marshallers for complicate C types. (development, foreign, library, mit)2017-10-22sighingnow
cabal-audit50.0Check how up-to-date your .cabal dependencies are. (distribution, mit, program)2013-09-08JoelTaylor
cabal-auto-expose50.0Build time library that autodetects exposed modules (bundle, distribution, library, mit, modules)2020-09-29deech
cabal-constraints40.0Repeatable builds for cabalized Haskell projects. (development, distribution, mit, program)2013-12-08BenArmston
cabal-edit50.0Cabal utility (development, mit, program)2020-07-21sdiehl
cabal-graphdeps60.0Generate graphs of install-time Cabal dependencies (development, mit, program)2015-10-12JohnMillikin
cabal-info40.0Read information from cabal files (development, library, mit, program)2017-05-14barrucadu
cabal-mon50.0A monitor for cabal builds (development, mit, program)2016-08-12IavorDiatchki
cabal-test-quickcheck130.0QuickCheck for Cabal (library, mit, testing)2018-10-29TimothyJones
cabalg20.0alias for cabal install from given git repo (library, mit, program, unclassified)2014-09-19DmitryMalikov
cafeteria-prelude40.0Prelude subsets—take only what you want! (library, mit, prelude)2015-02-14scottflesichman, scottfleischman
cairo-canvas80.0Simpler drawing API for Cairo. (graphics, library, mit)2017-08-13apirogov
calamity1350.0A library for writing discord bots in haskell (library, mit, network, web)2021-01-18nitros12
call-alloy170.0A simple library to call Alloy given a specification (language, library, mit)2020-12-10marcellus
call-haskell-from-anything60.0Call Haskell functions from other languages via serialization and dynamic libraries (library, mit, network, program)2017-08-04NiklasHambuechen
call-stack5510.0Use GHC call-stacks in a backward compatible way (data, library, mit)2021-01-19SimonHengel
canon100.0Arithmetic for Psychedelically Large Numbers (library, math, mit)2019-09-03grandpascorpion
canteven-http30.0Utilities for HTTP programming. (library, mit, unclassified)2017-09-12potomak, glasserc
cantor-pairing20.0Convert data to and from a natural number representation (data, library, mit)2020-02-12identicalsnowflake
capataz110.0OTP-like supervision trees in Haskell (concurrency, control, library, mit)2019-05-21RomanGonzalez
capnp310.0Cap'n Proto for Haskell (capnproto, data, library, mit, network, program, rpc, serialization)2020-12-30isd
caramia90.0High-level OpenGL bindings (graphics, library, mit)2015-05-09Adeon
cas-hashable122.0A hashing class for content-addressed storage (control, library, mit)2020-03-09YvesPares
cas-hashable-s320.0ContentHashable instances for S3 objects (control, library, mit)2020-03-09YvesPares
cas-store202.0A content-addressed storage (control, library, mit)2020-06-01YvesPares
cased30.0Track string casing in its type (library, mit, text)2015-06-15WilliamCasarin
cases80.0A converter for spinal, snake and camel cases (library, mit, text)2020-05-29NikitaVolkov
casing930.0Convert between various source code casing conventions (library, mit, text)2019-09-05TobiasDammers
cassava-megaparsec990.0Megaparsec parser of CSV files that plays nicely with Cassava (csv, library, mit, parsing, text, web)2020-09-11jsl, stackbuilders, mrkkrp
casui20.0Equation Manipulator (math, mit, program)2011-06-04EtienneLaurin
catnplus40.0Simple tool to display text files with line numbers and paging (command-line-tool, mit, program)2017-03-01rcook
cayley-dickson70.0Complex numbers, quaternions, octonions, sedenions, etc. (algebra, library, math, mit)2015-11-30lmj
celtchar (deprecated)60.0A tool to build a novel (deprecated, library, mit, program, text)2018-03-03lethom
cereal-data-dword20.0Integration of "cereal" and "data-dword" (library, mit, unclassified)2018-08-11NikitaVolkov
cereal-plus20.0An extended serialization library on top of "cereal" (library, mit, serialization)2016-09-03NikitaVolkov
cereal-unordered-containers20.0Integration of "cereal" and "unordered-containers" (library, mit, unclassified)2018-08-02NikitaVolkov
cereal-uuid20.0Integration of "cereal" and "uuid" (library, mit, unclassified)2018-08-03NikitaVolkov
cf52.25Exact real arithmetic using continued fractions (library, math, mit)2015-09-03mvr
chakra130.0A REST Web Api server template for building (micro)services. (library, mit, program, web)2021-01-16cackharot
chalk20.0Terminal string styling. (library, mit, system)2016-09-14cattheory
char-qq20.0Quasiquoters for characters and codepoints (library, mit, quasiquotes)2019-02-07NikitaVolkov
character-cases30.0Exposes subspecies types of Char. And naming cases. (library, mit, simple)2020-06-02aiya000
chassis60.0Prelude with algebraic constructs and polykinds on. (bsd3, library, mit, prelude)2020-12-10locallycompact
chatwork150.0The ChatWork API in Haskell (library, mit, program, web)2018-08-06matsubara0507
chell990.0A simple and intuitive library for automated testing. (library, mit, testing)2019-02-17chris_martin, Monoid_Mary
chell-hunit20.0HUnit support for the Chell testing library (library, mit, testing)2019-02-17chris_martin
chell-quickcheck580.0QuickCheck support for the Chell testing library (library, mit, testing)2019-02-17chris_martin
chiasma40.0tmux api (library, mit, terminal)2019-01-05tek
chorale42.25A module containing basic functions that the prelude does not offer (library, mit, prelude)2017-07-08FranzBenjaminMocnik
chorale-geo32.0A module containing basic geo functions (library, mit, prelude)2016-06-05FranzBenjaminMocnik
chromatin20.0neovim package manager (library, mit, neovim, program)2018-12-30tek
chronologique62.0Time to manipulate time (bsd3, library, mit, text)2020-07-23AndrewCowie
chunked-data1430.0Typeclasses for dealing with various chunked data representations (data, library, mit)2018-01-15MichaelSnoyman
church20.0Automatically convert Generic instances to and from church representations (generics, library, mit)2018-11-14dailectic
church-list (deprecated)20.0Removed; please see fmlist. (deprecated, library, mit, system)2014-05-03JohnWiegley
churros80.0Channel/Arrow based streaming computation library. (control, data, library, mit)2020-10-19LyndonMaydwell
cio (deprecated)40.0A monad for concurrent IO on a thread pool (concurrency, deprecated, library, mit)2014-02-07NikitaVolkov
ciphersaber270.0Implementation of CipherSaber2 RC4 cryptography. (data, library, mit, program)2015-12-16BartonMassey
circlehs82.0The CircleCI REST API for Haskell (api, library, mit, web)2016-04-28dshevchenko
cirru-parser20.0Cirru Parser in Haskell (library, mit, text)2015-05-10jiyinyiyong
cisco-spark-api50.0DEPRECATED in favor of webex-teams-api (library, mit, program, web)2018-12-24nshimaza
cityhash60.0Bindings to CityHash (codec, library, mit)2012-02-09AustinSeipp
clafer310.0Compiles Clafer models to other formats: Alloy, JavaScript, JSON, HTML, Dot. (library, mit, model, program)2017-03-13mantkiew
claferIG80.0claferIG is an interactive tool that generates instances of Clafer models. (library, mit, model, program)2017-03-13mantkiew
claferwiki210.0A wiki-based IDE for literate modeling with Clafer (library, mit, wiki)2017-03-13mantkiew
clang-compilation-database20.0JSON Compilation Database Format encoding and decoding (language, library, mit)2018-03-09AlekseyKliger
clanki80.0Command-line spaced-repetition software (education, mit, program)2016-10-05marcusbuffett
clarifai30.0API Client for the Clarifai API. (library, mit, network)2015-12-31jcanero
classy-prelude2250.0A typeclass-based Prelude. (control, library, mit, prelude)2018-10-08GregWeber, MichaelSnoyman
classy-prelude-conduit260.0classy-prelude together with conduit functions (control, library, mit, prelude)2018-10-08GregWeber, MichaelSnoyman
classy-prelude-yesod230.0Provide a classy prelude including common Yesod functionality. (control, library, mit, yesod)2018-10-08GregWeber, MichaelSnoyman
cless30.0Colorized LESS (mit, program, text)2015-03-19HideyukiTanaka
cli-builder30.0Simple project template from stack (library, mit, tool)2016-11-09mizunashi_mana
clickhouse-haskell32.0A Haskell library as database client for Clickhouse (database, library, mit)2020-12-10MaboroshiChan
clientsession1640.0Securely store session data in a client-side cookie. (library, mit, program, web)2016-07-07FelipeLessa, MichaelSnoyman
clif70.0A Clifford algebra number type for Haskell (algebra, library, math, mit)2018-04-10maaleske
clingo70.0Haskell bindings to the Clingo ASP solver (asp, ffi, library, logic-programming, mit, symbolic-computation)2017-08-18tsahyt
clippard20.0A simple Haskell library for copying text to the clipboard in a cross-platform way. (library, mit, system)2012-11-15AnthonyGrimes
clippings20.0A parser/generator for Kindle-format clipping files (`My Clippings.txt`), (library, mit, program, text)2015-08-27vi
clisparkline20.0Tiny library to pretty print sparklines onto the CLI (graphics, library, mit)2019-05-26bollu
clone-all70.0Clone all github repositories from a given user (development, mit, program)2014-06-27NoonSilk
closed32.0Integers bounded by a closed interval (data, library, mit)2019-01-03cdparks
closure20.0Depth- and breadth-first set closures (library, math, mit)2013-10-21JosephAbrahamson
cloudi130.0Haskell CloudI API (foreign, library, mit)2020-11-27okeuday
clustering152.0High performance clustering algorithms (library, math, mit)2019-01-08kaizhang
cmd-item20.0Library to compose and reuse command line fragments (library, mit, system)2015-04-30geraud
cmdtheline90.0Declarative command-line option parsing and documentation library. (console, library, mit)2013-04-29EliFrey
cmf30.0(C)oncurrent (M)onoidal (F)olds (data, library, mit)2019-11-23chessai
coerce-util (deprecated in favor of coercible-utils)50.0utils for Data.Coerce (data, deprecated, library, mit)2018-04-20chessai
coinbase-exchange30.0Connector library for the coinbase exchange. (library, mit, program, web)2017-09-23andrewrademacher
coinbase-pro60.0Client for Coinbase Pro (finance, library, mit, program, web)2020-02-02mdunnio
collection-json100.0Collection+JSON—Hypermedia Type Tools (data, library, mit)2019-02-22alunduil
color-counter100.0Count colors in images (graphics, library, mit, program)2016-04-16BrianBush
colorful-monoids100.0Styled console text output using ANSI escape sequences. (library, mit, monad, text, user-interfaces)2020-06-17minad
colour6492.0A model for human colour/color perception (data, graphics, library, mit)2019-05-05RussellOConnor
commander-cli182.0A command line argument/option parser library (cli, library, mit, options, parsing, program, system)2020-10-11sgschlesinger
commandert30.0A monad for commanders (control, library, mit)2020-09-26sgschlesinger
compdoc30.0Parse a Pandoc to a composite value. (library, mit, text)2020-11-05locallycompact
competition40.0Helpers and runners for code competitions (code-competitions, library, mit)2014-04-07yanatan16
componentm60.0Monad for allocation and cleanup of application resources (library, mit, system)2018-05-20RomanGonzalez
componentm-devel30.0Easy REPL driven development using ComponentM (library, mit, system)2018-05-20RomanGonzalez
compose-ltr82.0More intuitive, left-to-right function composition. (data, library, mit)2017-11-21Wizek
composite-aeson-cofree-list20.0Print a Cofree [] as a JSON value. (library, mit, text)2020-09-19locallycompact
composite-aeson-throw20.0MonadThrow behaviour for composite-aeson. (library, mit, text)2020-09-06locallycompact
composite-aeson-writeonly20.0WriteOnly indicators for composite-aeson. (library, mit, text)2020-09-19locallycompact
composite-tuple30.0Tuple functions for composite records. (data-structures, library, mit)2020-09-18locallycompact
composite-xstep30.0ReaderT transformer pattern for higher kinded composite data. (data-structures, library, mit)2020-09-05locallycompact
compound-types122.0Sum and Product types and such (data, library, mit, type-system, types)2020-04-27NikitaVolkov
concurrency1060.0Typeclasses, functions, and data types for concurrency and STM. (concurrency, library, mit)2020-05-14barrucadu
concurrency-benchmarks40.0Benchmarks to compare concurrency APIs (benchmark, mit, program)2018-09-12harendra
concurrent-buffer60.0Concurrent expanding buffer (data, library, mit)2017-10-26NikitaVolkov
concurrent-rpc70.0An abstraction for inter-thread RPC based on MVars (concurrency, library, mit)2016-03-25LarsPetersen
concurrent-state50.0MTL-like library using TVars (control, library, mit)2014-01-27JoelTaylor
conduit17492.25Streaming data processing library. (conduit, data, library, mit)2020-11-25MichaelSnoyman
conduit-algorithms142.0Conduit-based algorithms (conduit, library, mit)2019-09-19luispedro
conduit-combinators1920.0DEPRECATED Functionality merged into the conduit package itself (conduit, data, library, mit)2018-02-01MichaelSloan, MichaelSnoyman
conduit-concurrent-map42.0Concurrent, order-preserving mapping Conduit (conduit, data, library, mit)2018-08-31NiklasHambuechen
conduit-extra7080.0Batteries included conduit: adapters for common libraries. (conduit, data, library, mit)2020-03-19MichaelSnoyman
conduit-find50.0A file-finding conduit that allows user control over traversals. (library, mit, program, system)2016-07-24ErikDeCastroLopo
conduit-zstd380.0Conduit-based ZStd Compression (conduit, library, mit)2020-05-21luispedro
confcrypt70.0 (library, mit, program, unclassified)2019-05-26ChrisCoffey
confetti30.0A simple config file swapping tool (command-line-tools, library, mit, program)2018-12-12aviaviavi
conffmt40.0A .conf file formatter (data, mit, program)2016-08-31yamadapc
config-parser160.0Parse config files using parsec and generate parse errors on unhandled keys (library, mit, text)2018-01-21BenHamlin
config-value852.25Simple, layout-based value language similar to YAML or JSON (language, library, mit)2020-11-29EricMertens
config-value-getopt40.0Interface between config-value and System.GetOpt (configuration, library, mit)2019-10-18EricMertens
configuration-tools332.0Tools for specifying and parsing configurations (configuration, console, library, mit)2020-04-06larsk, fosskers
congruence-relation30.0Decidable congruence relations for Haskell: up to you whether this is a joke (data, library, mit)2014-12-05JonSterling
conlogger50.0A logger for a concurrent program. (concurrency, library, mit, program)2015-01-22tattsun
consistent20.0Eventually consistent STM transactions. (library, mit, system)2017-01-23JohnWiegley
console-style (deprecated in favor of colorful-monoids)40.0Styled console text output using ANSI escape sequences. (deprecated, library, mit, monad, text, user-interfaces)2016-12-03minad
constrained-dynamic120.0Dynamic typing with retained constraints (data, library, mit)2016-08-03jh3141
constrained-monads90.0Typeclasses and instances for monads with constraints. (control, library, mit)2017-03-31oisdk
constraint-manip40.0Some conviencience type functions for manipulating constraints. (control, library, mit)2017-10-16clinton
constraints-emerge50.0Defer instance lookups until runtime (constraints, library, mit)2018-04-19isovector
constrictor40.0strict versions of many things in base (control, library, mit)2018-05-31chessai
containers-verified70.0Formally verified drop-in replacement of containers (data, library, mit)2018-06-18JoachimBreitner
context40.0Thread-indexed, nested contexts (data, library, mit)2020-10-24jship
context-http-client20.0Modify HTTP requests/responses using context (library, mit, web)2020-07-28jship
context-resource30.0Thread-safe, pool-compatible resource provider (data, library, mit)2020-07-28jship
context-stack30.0An abstraction of a stack and stack-based monadic context. (data, library, mit)2014-08-29thinkpad20
context-wai-middleware20.0Add request-specific (or not!) context to your WAI applications (library, mit, web)2020-07-28jship
continuum30.0 (library, mit, unclassified)2014-11-15ifesdjeen
continuum-client20.0 (library, mit, unclassified)2014-11-22ifesdjeen
contravariant-extras1280.0Extras for the "contravariant" package (control, library, mit)2020-08-26NikitaVolkov
control-invariants80.0Invariants and contract monitoring (control, library, mit)2016-10-28SimonHudon, bandali
control-monad-exception130.0Explicitly typed, checked exceptions with stack traces (control, failure, library, mit, monads)2020-07-06PepeIborra
conversion180.0Universal converter between values of different types (control, conversion, data, library, mit)2016-04-12NikitaVolkov
conversion-bytestring160.0"Conversion" instances for the "bytestring" library (control, conversion, data, library, mit)2016-04-12NikitaVolkov
conversion-case-insensitive40.0"Conversion" instances for the "case-insensitive" library (control, conversion, data, library, mit)2015-04-23NikitaVolkov
conversion-text150.0"Conversion" instances for the "text" library (control, conversion, data, library, mit)2016-04-12NikitaVolkov
conversions40.0Injective explicit total and partial conversions (library, mit, unclassified)2020-11-20mbj
cookie5932.0HTTP cookie parsing and rendering (library, mit, web, yesod)2019-11-10MichaelSnoyman
core-compiler100.0compile your own mini functional language with Core (compiler, language, library, mit, program)2017-08-06aneksteind
couch-simple70.0A modern, lightweight, complete client for CouchDB (database, library, mit)2015-09-01mdorman
countable-inflections220.0Countable Text Inflections (library, mit, text)2020-12-22tippenein
counter62.0An object frequency counter. (data, library, mit)2017-09-04wei2912
courier82.0A message-passing library for simplifying network applications (distributed-computing, library, message-oriented, mit, network, program)2017-05-05PhilHargett
coverage30.0Exhaustivity Checking Library (control, library, mit)2016-02-17NicolasDelPiano
cprng-aes-effect30.0Run random effect using cprng-aes, a crypto pseudo number generator. (crypto, effect, library, mit)2014-06-02ibotty
cpuinfo102.0Haskell Library for Checking CPU Information (library, mit, system)2016-09-16TravisWhitaker
cqrs30.0Command-Query Responsibility Segregation (data, library, mit)2015-09-17BardurArantsson
cqrs-core30.0Command-Query Responsibility Segregation (data, library, mit)2015-09-16BardurArantsson
cqrs-example20.0Example for cqrs package (mit, program, web)2015-09-16BardurArantsson
cqrs-memory40.0Memory backend for the cqrs package. (data, library, mit)2015-09-16BardurArantsson
cqrs-postgresql50.0PostgreSQL backend for the cqrs package. (data, library, mit)2015-09-16BardurArantsson
cqrs-sqlite330.0SQLite3 backend for the cqrs package. (data, library, mit)2013-03-10BardurArantsson
cqrs-test40.0Command-Query Responsibility Segregation Test Support (data, library, mit)2013-03-10BardurArantsson
cqrs-testkit40.0Command-Query Responsibility Segregation Test Support (data, library, mit)2015-09-16BardurArantsson
cqrs-types40.0Command-Query Responsibility Segregation. Modules for the basic types. (data, library, mit)2015-09-17BardurArantsson
craftwerk50.02D graphics library with integrated TikZ output. (graphics, library, mit)2011-03-14MalteHarder
craftwerk-cairo50.0Cairo backend for Craftwerk. (graphics, library, mit)2011-03-14MalteHarder
craftwerk-gtk40.0Gtk UI for Craftwerk. (graphics, library, mit)2011-03-14MalteHarder
craze30.0HTTP Racing Library (library, mit, program, web)2016-08-26etcinit
crc170.0Implements various Cyclic Redundancy Checks (CRC) (library, mit, web)2020-10-05MichaelXavier
crdt-event-fold192.0Garbage collected event folding CRDT. (crdt, library, mit)2021-01-03taphu, rickowens
criterion-plus60.0Enhancement of the "criterion" benchmarking library (benchmarking, library, mit)2014-12-26NikitaVolkov
criu-rpc40.0CRIU RPC client. (criu, library, mit)2017-02-07wayofthepie
criu-rpc-types40.0Criu RPC protocol buffer types. (criu, library, mit)2017-01-27wayofthepie
cron1050.0Cron datatypes and Attoparsec parser (library, mit, parsing, system, text)2020-03-24MichaelXavier
cron-compat (deprecated in favor of cron)20.0Cron datatypes and Attoparsec parser (deprecated, library, mit, parsing, system, text)2015-06-09andrewthad
cronus20.0Another bloated standard library (library, mit, prelude)2020-07-05sgschlesinger
crypto-keys-ssh20.0Like crypto-pubkey-openssh but not dependent on any specific crypto library (cryptography, library, mit)2019-12-02puffnfresh
crypto-pubkey-openssh80.0OpenSSH keys decoder/encoder (cryptography, library, mit, parsing)2015-01-21FedorGogolev
crypto-random-effect40.0A random effect using crypto-random (crypto, effect, library, mit)2014-09-12ibotty
crypto-simple40.0A simple high level encryption interface based on cryptonite (cryptography, library, mit)2016-09-15RistoStevcev
cryptocompare120.0Haskell wrapper for the cryptocompare API (library, mit, web)2020-09-25aviaviavi
css-syntax70.0High-performance CSS tokenizer and serializer. (data, library, mit)2018-09-19wereHamster
css-text2250.0CSS parser and renderer. (library, mit, web, yesod)2018-02-05GregWeber, MichaelSnoyman
csv1092.0CSV loader and dumper (library, mit, text)2010-11-08JaapWeel
csv-table50.0Scripts for manipulating tables stored as CSV files (data, library, mit)2016-04-21ranjitjhala
ctrie80.0Non-blocking concurrent map (concurrency, data-structures, library, mit)2017-09-29MichaelSchroeder
cubical40.0Implementation of Univalence in Cubical Sets (dependent-types, mit, program)2014-04-27AndersMortberg
cuboid60.03D Yampa/GLUT Puzzle Game (game, mit, program)2015-05-22PedroMartins
cuckoo-filter60.0Pure and impure Cuckoo Filter (data, library, mit, program)2018-12-12ChrisCoffey
curl-cookiejar20.0Parsing and pretty-printing of cURL/wget cookie jars (library, mit, web)2019-03-26eamsden
curl-runnings60.0A framework for declaratively writing curl based API tests (library, mit, program, testing)2020-10-03aviaviavi
currency-codes200.0ISO-4217 Currency Codes (data, library, mit)2018-03-19KtorZ
current-locale20.0Get the current system locale in System.Locale format (library, mit, system)2015-03-14AlexeyKotlyarov
cursor120.0Purely Functional Cursors (editor, library, mit)2020-02-15Norfair
cursor-brick30.0 (library, mit, unclassified)2019-08-13Norfair
cursor-fuzzy-time20.0 (library, mit, time)2020-02-11Norfair
cursor-fuzzy-time-gen30.0 (library, mit, time)2020-02-11Norfair
cursor-gen50.0Generators for Purely Functional Cursors (cursor, library, mit)2020-02-15Norfair
curves110.0Library for drawing curve based images. (graphics, library, mit)2015-09-26UlfNorell
cut-the-crap130.0Cuts out uninteresting parts of videos by detecting silences. (library, mit, program, video)2020-11-05Jappie
d10202.0Digits 0-9 (data, library, mit)2020-06-03chris_martin, Monoid_Mary
d3d11binding72.0A raw binding for the directX 11 (graphics, library, mit, program)2016-05-11jwvg0425
damnpacket50.0Parsing dAmn messages (library, mit, network)2018-07-04JudeTaylor
danibot40.0Basic Slack bot framework. (library, mit, network, program)2016-03-19DanielDiazCarrete
data-as40.0Simple extensible sum (data, library, mit)2020-11-26incertia
data-basic72.0A database library with a focus on ease of use, type safety and useful error messages (database, library, mit)2018-03-08darwin226
data-binary-ieee754 (deprecated in favor of binary, cereal)3160.0Parser/Serialiser for IEEE-754 floating-point values (data, deprecated, library, mit)2013-07-07JohnMillikin
data-carousel40.0A rotating sequence data structure (data, library, mit)2014-11-12JonSterling
data-combinator-gen20.0Generate a special combinator from any data type. (data, library, mit)2019-05-26bolt12
data-compat20.0Define Backwards Compatibility Schemes for Arbitrary Data (data, library, mit)2020-05-28TravisWhitaker
data-concurrent-queue40.0A Library for directional queues (concurrency, library, mit)2014-05-30georgerogers42
data-embed50.0Embed files and other binary blobs inside executables without Template Haskell. (data, library, mit, program)2016-01-01AntonEkblad
data-flagset30.0An efficient data type for sets of flags (data, library, mit)2015-07-12TobiasBrandt
data-lens-light690.0Simple lenses, minimum dependencies (data, lenses, library, mit)2016-05-26RomanCheplyaka
data-map-multikey30.0Data.Map with multiple, unique keys (data, library, mit)2015-05-13JasonHickner
data-r-tree1290.0R-Tree is a spatial data structure similar to Quadtrees or B-Trees. (data-structures, library, mit)2020-01-22SebastianPhilipp
data-size20.0Profiling of data structures (library, mit, testing)2014-01-11UweSchmidt
data-stringmap60.0An efficient implementation of maps from strings to arbitrary values (data-structures, library, mit)2014-02-27UweSchmidt, SebastianPhilipp
data-structure-inferrer40.0Program that infers the fastest data structure available for your program (development, mit, program)2011-12-27AleksanderBalicki
data-tensor40.0Tensor and Group typeclasses (data, library, mit)2015-06-19TobiasDammers
datadog110.0Datadog client for Haskell. Supports both the HTTP API and StatsD. (library, mit, network)2020-04-09IanDuncan, dfithian
datasets342.0Classical data sets for statistics and machine learning (data, data-mining, library, machine-learning, mit, statistics)2019-02-12glutamate, ocramz, stites
dataurl30.0Handle data-urls (library, mit, web)2015-11-01AlexanderThiemann
date-conversions60.0Date conversions (data, date, library, mit)2018-02-07joshuaclayton
dawdle60.0Generates DDL suggestions based on a CSV file (database, library, mit, program)2015-12-05arnon
dbcleaner110.0Clean database tables automatically around hspec tests (database, library, mit)2017-08-02jsl, sestrella, goetzc
ddc-base (deprecated in favor of ddc-core)50.0Disciplined Disciple Compiler common utilities. (compilers-interpreters, deprecated, library, mit)2016-04-30BenLippmeier
ddc-build (deprecated)50.0Disciplined Disciple Compiler build framework. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier, amosrobinson
ddc-code (deprecated)30.0Disciplined Disciple Compiler base libraries. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-core (deprecated)70.0Disciplined Disciple Compiler core language and type checker. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-core-babel (deprecated)40.0Disciplined Disciple Compiler PHP code generator. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-core-eval (deprecated)50.0Disciplined Disciple Compiler semantic evaluator for the core language. (compilers-interpreters, deprecated, library, mit)2014-10-31BenLippmeier
ddc-core-flow (deprecated)40.0Disciplined Disciple Compiler data flow compiler. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-core-llvm (deprecated)60.0Disciplined Disciple Compiler LLVM code generator. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-core-salt (deprecated)50.0Disciplined Disciple Compiler C code generator. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-core-simpl (deprecated)40.0Disciplined Disciple Compiler code transformations. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-core-tetra (deprecated)40.0Disciplined Disciple Compiler intermediate language. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-driver (deprecated)50.0Disciplined Disciple Compiler top-level driver. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-interface (deprecated)40.0Disciplined Disciple Compiler user interface support. (compilers-interpreters, deprecated, library, mit)2014-10-31BenLippmeier
ddc-source-tetra (deprecated)40.0Disciplined Disciple Compiler source language. (compilers-interpreters, deprecated, library, mit)2016-09-06BenLippmeier
ddc-tools (deprecated)30.0Disciplined Disciple Compiler command line tools. (compilers-interpreters, deprecated, mit, program)2016-09-06BenLippmeier
ddc-war (deprecated)80.0Disciplined Disciple Compiler test driver and buildbot. (compilers-interpreters, deprecated, mit, program)2014-10-31BenLippmeier
ddci-core (deprecated)50.0Disciple Core language interactive interpreter. (compilers-interpreters, deprecated, mit, program)2012-10-24BenLippmeier
dead-simple-json20.0Dead simple JSON parser, with some Template Haskell sugar. (json, library, mit)2013-03-26JulianFleischer
debug-time30.0Debug.Trace equivalent for timing computations (debug, library, mit)2016-01-09darwin226
debug-trace-var40.0You do not have to write variable names twice in Debug.Trace (debug, library, mit)2018-06-09ncaq
deburr22.0Convert Unicode characters with burrs to their ASCII counterparts. (library, mit, text)2017-08-28princess
declarative50.0DIY Markov Chains. (library, math, mit)2020-05-22JaredTobin
decode-utf820.0Decode a UTF-8 byte stream on standard input (mit, program, text)2015-05-13JoeHurd
deeplearning-hs30.0Deep Learning in Haskell (library, math, mit, program)2014-05-05ajtulloch
deepseq-instances20.0Candidate NFData Instances for Types in base (control, library, mit)2020-05-28TravisWhitaker
deferred-folds2500.0Abstractions over deferred folds (fold, folding, library, mit)2020-11-27NikitaVolkov
dejafu1282.0A library for unit-testing concurrent programs. (concurrency, library, mit)2020-12-28barrucadu
delude50.0Generalized the Prelude more functionally. (distribution, library, mit)2016-06-01sgschlesinger
dense-int-set30.0Dense int-set (data, library, mit)2018-10-08NikitaVolkov
depends (deprecated in favor of cabal-install)50.0A simple configuration management tool for Haskell (deprecated, distribution, mit, program)2013-09-28SimonHengel
deque1912.0Double-ended queues (library, mit, unclassified)2019-09-09NikitaVolkov
derive-monoid50.0derive Semigroup/Monoid/IsList (derive-monoid, library, mit, program)2017-05-01sboo
derive-storable402.0Derive Storable instances with GHC.Generics. (foreign, library, mit)2020-11-28mkloczko
derive-storable-plugin360.0GHC core plugin supporting the derive-storable package. (foreign, library, mit)2020-12-05mkloczko
derulo190.0Parse and render JSON simply. (json, library, mit, program)2020-06-02fozworth
deterministic-game-engine42.0Simple deterministic game engine (game-engine, library, mit)2015-08-02tgolson
deunicode40.0Get rid of unicode (utf-8) symbols in Haskell sources (codec, mit, program)2010-10-15BenFranksen
devil30.0A small tool to make it easier to update program managed by Angel. (mit, program, system)2014-06-29luanzhu
dfrac30.0A package for precise decimal arithmatic using rationals. (library, math, mit)2014-08-15georgerogers42
dgim50.0Implementation of DGIM algorithm (algorithms, data, library, mit)2015-04-04musically_ut
dhall-lsp-server780.0Language Server Protocol (LSP) server for Dhall (library, mit, program, unclassified)2020-12-07GabrielGonzalez, sjakobi
dhall-to-cabal190.0Compile Dhall expressions to Cabal files (distribution, library, mit, program)2019-07-05OliverCharles
dhrun20.0Dhall/YAML configurable concurrent integration test executor. (library, mit, program, tools)2019-07-25fre
di-polysemy90.0DI logger wrapped for Polysemy (library, logging, mit)2020-09-03nitros12
diagrams-rubiks-cube70.0Library for drawing the Rubik's Cube. (graphics, library, mit)2017-12-09TimBaumann
dib110.0A simple, forward build system. (development, library, mit, program)2018-01-10blajzer
difference-monoid30.0 (library, mit, unclassified)2018-05-20
digestive-bootstrap40.0Speed up form designing using digestive functors and bootstrap (library, mit, web)2016-11-30AlexanderThiemann
digestive-foundation-lucid20.0Speed up form designing using digestive functors and foundation (library, mit, web)2015-02-17athanclark
digitalocean-kzs20.0digitalocean api for haskell (library, mit, web)2015-06-28KazumaSATO
dingo-core30.0Dingo is a Rich Internet Application platform based on the Warp web server. (library, mit, web)2012-02-06BardurArantsson
dingo-example20.0Dingo Example (mit, program, web)2012-02-06BardurArantsson
dingo-widgets60.0Dingo Widgets (library, mit, web)2012-02-06BardurArantsson
dirtree70.0A small library for working with directories. (library, mit, system)2020-04-28kalhauge
discogs-haskell20.0Client for Discogs REST API (library, mit, web)2016-04-02accraze
discord-gateway20.0An API wrapper for Discord in Haskell (library, mit, network)2017-06-17jkoike
discord-haskell582.25Write bots for Discord in Haskell (library, mit, network, program)2020-11-20Aquarial
discord-hs121.5An API wrapper for Discord in Haskell (library, mit, network)2017-06-17jkoike
discord-rest60.0An API wrapper for Discord in Haskell (library, mit, network)2017-06-17jkoike
discord-types80.0Type information for discord-hs (library, mit, network)2017-06-17jkoike
discount30.0Haskell bindings to the discount Markdown library. (library, mit, text)2012-10-12PatrickHurst
disjoint-set-stateful60.0Monadic disjoint set (data, library, mit)2017-04-23clinton
diskhash142.0Disk-based hash table (data, library, mit)2019-11-11luispedro
distance30.0Useful distance datatype and functions (library, mit, web)2017-01-07AlexanderThiemann
distance-of-time20.0Generate readable distances between times. (library, mit, time)2017-02-06joshuaclayton
djembe30.0Hit drums with haskell (library, mit, sound)2016-01-20ReedRosenbluth
dobutok (deprecated in favor of dobutokO)40.0Creates the time intervals for CLI changing messages on the screen. (cli, deprecated, library, mit)2020-02-15OleksandrZhabenko
dobutokO50.0The library is intended to print updated messages on the terminal screen. (cli, library, mit)2020-05-14OleksandrZhabenko
dobutokO-effects120.0A library to deal with SoX effects and possibilities (library, mit, music, sound, sox)2020-07-25OleksandrZhabenko
dobutokO-frequency50.0Helps to create experimental music. Working with frequencies and types. (library, mit, sound, sox)2020-06-29OleksandrZhabenko
dobutokO-poetry120.0Helps to order the 7 or less Ukrainian words to obtain somewhat suitable for poetry or music text (Ukrainian, game, heuristics, language, library, mit, music, phonetic-languages, poetry, program, uniqueness)2020-09-07OleksandrZhabenko
dobutokO-poetry-general30.0Helps to order the 7 or less words (first of all the Ukrainian ones) to obtain somewhat suitable for poetry or music text (game, language, library, mit)2020-08-16OleksandrZhabenko
dobutokO-poetry-general-languages30.0Helps to order the 7 or less words to obtain somewhat suitable for poetry or music text (game, language, library, mit, uniqueness, uniquenessPeriods)2020-08-18OleksandrZhabenko
dobutokO2610.0Helps to create experimental music from a file (or its part) and a Ukrainian text. (Ukrainian, algorithmic-composition, language, library, mit, music, program, rhythm, sound, sox, timbre, tonality)2020-08-16OleksandrZhabenko
dobutokO390.0Helps to create more complex experimental music from a file (especially timbre). (library, mit, music, rhythm, sound, sox, timbre)2020-08-16OleksandrZhabenko
dobutokO4100.0Helps to create experimental music. Uses SoX inside. (algorithmic-composition, library, mit, music, sound, sox)2020-08-16OleksandrZhabenko
dockercook50.0A build tool for multiple docker image layers (development, library, mit, program)2016-09-12AlexanderThiemann
dockerfile40.0A Haskell DSL for generating Dockerfiles (data, library, mit)2018-09-14ChristopherReichert
docopt342.25A command-line interface parser that will make you smile (console, library, mit)2016-11-10ryanartecona
docrecords60.0Vinyl-based records with hierarchical field names, default values and documentation (cli, data, json, library, mit, options, parsing, records)2019-10-09YvesPares
docstrings40.0Docstrings for documentation in the repl (documentation, library, mit)2017-11-10dailectic
doctest5832.75Test interactive Haskell examples (library, mit, program, testing)2020-06-02AndreasAbel, KazuYamamoto, SimonHengel, SoenkeHahn, jkarni, ryanglscott, quasicomputational
doctest-lib20.0Parts of doctest exposed as library (library, mit, testing)2020-09-22HenningThielemann
doctest-prop (deprecated in favor of doctest)21.75Allow QuickCheck-style property testing within doctest. (deprecated, library, mit, testing)2015-05-05TakayukiMuranushi
docvim70.0Documentation generator for Vim plug-ins (development, library, mit, program)2016-06-26wincent
doi60.0Automatic Bibtex and fulltext of scientific articles (database, library, mit, program)2017-01-22johannesgerer
dom-parser60.0Simple monadic DOM parser (library, mit, xml)2018-03-20AlekseyUymanov, typeable
domain40.0Codegen helping you define domain models (library, mit, unclassified)2020-11-05NikitaVolkov
domain-core50.0Low-level API of "domain" (library, mit, unclassified)2020-11-05NikitaVolkov
domain-optics10.0Integration of domain with optics (library, mit, unclassified)2020-11-05NikitaVolkov
dotenv680.0Loads environment variables from dotenv files (configuration, library, mit, program)2020-09-11jsl, jpvillaisaza, stackbuilders, sestrella, mrkkrp, juanpaucar, camm, dbalseiro
doublify-toolkit30.0Doublify API toolkit for Haskell (api, library, mit)2017-04-03fdhadzh
dozens20.0dozens api library (library, mit, web)2015-06-12HirotomoMoriwaki
dpor (deprecated in favor of dejafu)40.0A generic implementation of dynamic partial-order reduction (DPOR) for testing arbitrary models of concurrency. (deprecated, library, mit, testing)2016-06-06barrucadu
dresdner-verkehrsbetriebe20.0Library and program for querying DVB (Dresdner Verkehrsbetriebe AG) (library, mit, network, program)2016-11-30meoblast001
drifter60.0Simple schema management for arbitrary databases. (database, library, mit)2019-03-05MichaelXavier, andrewrademacher
drifter-postgresql70.0PostgreSQL support for the drifter schema migration tool (database, library, mit)2017-12-25MichaelXavier
drone50.0 (library, mit, unclassified)2020-03-28matsubara0507
dropbox100.0Dropbox API client (api, library, mit, program)2020-10-23Jappie
dropbox-sdk80.0A library to access the Dropbox HTTP API. (library, mit, network-apis)2012-07-30KannanGoundan
ds-kanren30.0A subset of the miniKanren language (language, library, mit)2014-10-09jozefg
dsc50.0Helper functions for setting up Double Submit Cookie defense for forms (library, mit, web)2017-03-21qoelet
dson-parsec60.0DSON parser. (data, library, mit)2014-06-23alvare
dsv30.0DSV (delimiter-separated values) (csv, library, mit, pipes, text)2020-10-20chris_martin, Monoid_Mary
dtw70.0(Fast) Dynamic Time Warping (algorithms, data-mining, library, machine-learning, mit)2016-07-21fho
dual-game72.0Network multiplayer 2D shooting game (game, mit, program)2018-03-30fgaz
dump72.0Dumps the names and values of expressions to ease debugging. (development, library, mit, quasiquotes)2015-07-24Wizek
duplo (deprecated)100.0Frontend development build tool (deprecated, library, mit, program, web)2015-02-24kenhkan
dvault20.0Dead simple password manager (mit, program, unclassified)2019-05-14isd
dywapitchtrack30.0Bindings to the dywapitchtrack pitch tracking library (library, mit, sound)2015-10-07lortabac
earclipper32.0Ear Clipping Triangulation (graphics, library, mit, program)2017-02-07zaidan
easy-api20.0Utility code for building HTTP API bindings more quickly. (library, mit, web)2013-11-22IanDuncan
easyjson20.0Haskell JSON library with an emphasis on simplicity, minimal dependencies, and ease of use. (library, mit, text)2014-08-10thinkpad20
easyplot210.0A tiny plotting library, utilizes gnuplot for plotting. (graphics, library, math, mit, plotting)2013-03-26JulianFleischer
easytest180.0Simple, expressive testing library (library, mit, testing)2019-03-06joelb
ebnf-bff40.0Parser combinators & EBNF, BFFs! (ebnf, library, metalanguage, mit, parsing, program, text)2015-09-20Lokidottir
ed255194080.0Ed25519 cryptographic signatures (cryptography, mit)2015-10-11AustinSeipp, HerbertValerioRiedel
edges90.0Tools for efficient immutable graphs (graphs, library, mit)2018-08-31NikitaVolkov
edis40.0Statically typechecked client for Redis (database, library, mit)2015-12-21TingYenLai
effect-handlers70.0A library for writing extensible algebraic effects and handlers. Similar to extensible-effects but with deep handlers. (control, library, mit)2016-04-28edofic, blambda
egison2042.0Programming language with non-linear pattern-matching against non-free data (compilers-interpreters, library, mit, program)2020-10-26SatoshiEgi, momohatt
egison-quote50.0A quasi quotes for using Egison expression in Haskell code (language, library, mit)2012-09-07TakuyaKuwahara
egison-tutorial230.0A tutorial program for the Egison programming language (compilers-interpreters, mit, program)2020-06-07SatoshiEgi, momohatt
ehs40.0Embedded haskell template using quasiquotes. (language, library, mit, template, text)2015-03-15minpou
ejdb2-binding160.0Binding to EJDB2 C library, an embedded JSON noSQL database (database, library, mit)2020-12-22buro
ekg-prometheus-adapter50.0Easily expose your EKG metrics to Prometheus (library, mit, web)2018-11-29AlfredoDiNapoli, MikolajKonarski
elliptic-curve90.0Elliptic curve library (cryptography, library, mit)2019-09-27sdiehl
elm-export-persistent200.0elm-export persistent entities (data, database, library, mit, web)2021-01-09WilliamCasarin
elm-init92.0Set up basic structure for an elm project (development, mit, program)2016-09-10justus
elsa60.0A tiny language for understanding the lambda-calculus (language, library, mit, program)2019-04-01ranjitjhala
enclosed-exceptions3262.0Catching all exceptions from within an enclosed computation (control, library, mit)2018-07-11MichaelSnoyman, jcristovao
encode-string50.0Safe string conversion and encoding (data, library, mit, string, text)2017-03-15minad
engine-io-growler20.0 (library, mit, web)2015-04-23IanDuncan
entangle40.0An application (and library) to convert quipper circuits into Qpmc models. (library, mit, program, unclassified)2017-01-06miniBill
enumerate120.0enumerate all the values in a finite type (automatically) (data, library, mit, program)2017-05-02sboo
enumerator (deprecated)450.0Reliable, high-performance processing with left-fold enumerators (data, deprecated, enumerator, library, mit)2013-10-13JohnMillikin
enumerator-fd40.0Enumerator instances for monads-fd classes (enumerator, library, mit)2011-11-21JohnMillikin
enumerator-tf50.0Enumerator instances for monads-tf classes (enumerator, library, mit)2011-12-30JohnMillikin
env-extra22.0Safe helpers for accessing and modifying environment variables (library, mit, system)2020-01-06d12frosted
env-parser20.0Pull configuration information from the ENV (library, mit, system)2014-01-24JosephAbrahamson
envstatus70.0Display efficiently the state of the local environment (development, library, mit, program)2018-10-28gbataille
epi-sim10.0A library for simulating epidemics as birth-death processes. (library, mit, simulation)2020-10-14AlexanderZarebski
errata20.0Source code error pretty printing (library, mit, pretty-printer, program)2020-09-27comp
error-list30.0A useful type for collecting error messages. (control, library, mit)2015-06-18thinkpad20
error-loc20.0An error replacement with call-site metadata. (library, mit, utils)2013-10-03JoelTaylor
error-util40.0Set of utils and operators for error handling (error-handling, library, mit)2017-08-09danilo2, PiotrMlodawski, iamrecursion
errorcall-eq-instance (deprecated in favor of base-orphans)350.0An orphan Eq instance for ErrorCall (control, deprecated, library, mit)2015-04-22SimonHengel
escaped20.0Produce Text with terminal escape sequences (library, mit, program, text)2018-11-21PatrickBrisbin
escoger20.0Terminal fuzzy selector (library, mit, program, tools)2018-03-29TomMurphy
ess40.0The type-level S combinator in Haskell. (data, library, mit)2015-04-25MichaelOChurch
etc110.0Declarative configuration spec for Haskell projects (configuration, library, mit, system)2018-08-29RomanGonzalez
eternity70.0Native event-sourcing database (database, eventsourcing, library, mit, streaming)2018-08-20NikitaVolkov, effectfully, vlastachu, OShev
eternity-timestamped50.0Automatic timestamping for Eternity (database, eternity, event-sourcing, library, mit, streaming)2018-08-20NikitaVolkov, effectfully, vlastachu, OShev
eths-rlp40.0Ethereum Recursive Length Prefix Encoding (contracts, data, ethereum, finance, library, mit, network)2016-12-25LogvinovLeon
euler40.0Mathematics utilities for Haskell (library, math, mit)2020-05-25decomputed, luisonthekeyboard
eveff20.0Efficient effect handlers based on evidence translation. (control, effect, library, mit)2020-08-21ningningxie
eventful-core122.0Core module for eventful (database, eventsourcing, library, mit)2017-07-31jdreaver
eventful-dynamodb60.0Library for eventful DynamoDB event stores (aws, database, eventsourcing, library, mit)2017-07-31jdreaver
eventful-memory142.0In-memory implementations for eventful (database, eventsourcing, library, mit)2017-07-31jdreaver
eventful-postgresql62.0Postgres implementations for eventful (database, eventsourcing, library, mit, postgresql)2017-07-31jdreaver
eventful-sql-common52.0Common library for SQL event stores (database, eventsourcing, library, mit)2017-07-31jdreaver
eventful-sqlite110.0SQLite implementations for eventful (database, eventsourcing, library, mit, sqlite)2017-07-31jdreaver
eventful-test-helpers80.0Common module used for eventful tests (database, eventsourcing, library, mit)2017-07-31jdreaver
eventsourced40.0Server-Sent Events the UNIX way (library, mit, network, program)2016-05-15richardTowers
exact-pi1010.0Exact rational multiples of pi (and integer powers of pi) (data, library, mit)2018-12-14dmcclean, Bodigrim
exact-real92.25Exact real arithmetic (library, math, mit)2020-11-01jophish
execs20.0Tool to run stack exec prj-exe more easy (library, mit, program, utils)2016-08-02wapxmas
executable-hash80.0Provides the SHA1 hash of the program executable (library, mit, program, system)2017-01-04MichaelSloan, MichaelSnoyman
executor50.0Shell helpers (distribution, library, mit)2017-08-27gianlucaguarini
exiftool20.0Haskell bindings to ExifTool (foreign, library, mit)2020-09-14MartinHoppenheit
existential40.0Existential types with lens-like accessors. (data, library, mit)2016-10-28SimonHudon, bandali
exotic-list-monads80.0Non-standard monads on lists and non-empty lists (library, list, mit, monads)2020-10-04maciejpirog
exp-cache50.0 (library, mit, program, unclassified)2018-10-19ChrisCoffey
expat-enumerator (deprecated)40.0Enumerator-based API for Expat (deprecated, enumerator, library, mit, parsing, text, xml)2010-12-05JohnMillikin
expiring-containers40.0Expiring containers (containers, library, mit, time)2018-11-27NikitaVolkov, effectfully, vlastachu, OShev
explain20.0Show how expressions are parsed (language, mit, program)2014-01-13JoelTaylor
extensible-effects422.25An Alternative to Monad Transformers (control, effect, library, mit)2019-01-03BenFoppa, SvenHeyll, shergill, sickmind
extensible-sp22.0light-weight, extensible sums and products over types and kinds (data, library, mit)2017-04-22jadaska
extract-dependencies50.0Given a hackage package outputs the list of its dependencies. (development, library, mit, program)2016-05-31yamadapc
ez-couch (deprecated)70.0A high level static library for working with CouchDB (couchdb, database, deprecated, library, mit)2014-04-17NikitaVolkov
f-algebra-gen40.0Generate a special f-algebra combinator from any data type. (data, library, mit)2019-07-19bolt12
factor840.0Factoring integers and polynomials (library, mit, number-theory, program)2021-01-04JoeHurd
fakedata-quickcheck30.0Fake a -> Gen a (fake, fakedata, library, mit, random)2020-10-15psibi, Jappie
faker20.0Pure Haskell library for generating fake data (library, mit, testing)2015-01-04gazay
faktory210.0Faktory Worker for Haskell (library, mit, network, program)2021-01-04PatrickBrisbin, 5outh, dukerutledge, cdparks, cbeav
fast-nats30.0Natural Numbers with no overhead (data, library, mit)2016-12-24mckeankylej
fastbayes60.0Bayesian modeling algorithms accelerated for particular model structures (library, mit, statistics)2014-08-12ChadScherrer
fastedit20.0find nearest neighbours by edit-distance (library, mit, text)2015-02-13MarkWotton
fay-text40.0Fay Text type represented as JavaScript strings (data, fay, library, mit, text)2015-02-11AdamBergmark
fcd20.0A faster way to navigate directories using the command line. (library, mit, program, utility)2014-10-18Neki
feature-flags30.0A simple library for dynamically enabling and disabling functionality. (control, library, mit)2015-04-02IanDuncan
feature-flipper50.0A minimally obtrusive feature flag library (library, mit, web)2017-08-09toddmohney
feature-flipper-postgres50.0A minimally obtrusive feature flag library (library, mit, web)2017-08-09toddmohney
feed-crawl20.0Utility for fetching feeds with redirect info and HTML link detection (library, mit, text)2015-03-20DanielChoi
fen2s30.0Converting a chess position from FEN notation to text (game, library, mit, program)2015-05-13JoeHurd
festung40.0Remote multi-db SQLCipher server (concurrency, library, mit, program)2018-06-28figo
ficketed20.0update statically hosted file in a push stule through socketed (mit, program, web)2017-04-13sencenan
file-command-qq30.0Quasiquoter for system commands involving filepaths (library, mit, system)2015-02-01JonathanFischoff
file-modules60.0Takes a Haskell source-code file and outputs its modules. (development, library, mit, program)2016-08-11yamadapc
file-path-th20.0Template Haskell utilities for filepaths. (library, mit, system)2020-04-02dfithian
filesystem-conduit (deprecated in favor of conduit-combinators)40.0Use system-filepath data types with conduits. (deprecated) (conduit, data, deprecated, library, mit)2014-03-20MichaelSnoyman
filesystem-enumerator (deprecated)30.0Enumerator-based API for manipulating the filesystem. (deprecated, enumerator, library, mit, system)2012-04-09JohnMillikin
filter-logger90.0Filterable request logging wai middleware. Change how data is logged and when. (library, mit, program, web)2017-07-15jmc41493
filters-basic320.0Allows to change the structure of the function output. (RealFrac, data, filters, library, mit)2020-12-31OleksandrZhabenko
final-pretty-printer30.0Extensible pretty printing with semantic annotations and proportional fonts (library, mit, text)2017-05-25DavidDarais, dchristiansen
find-conduit (deprecated in favor of pipes-files, conduit-find)70.0A file-finding conduit that allows user control over traversals. (deprecated, library, mit, program, system)2015-07-11JohnWiegley
find-source-files20.0Initial project template from stack (library, mit, test)2016-12-05oisdk
first-class-families2160.0First class type families (library, mit, other)2020-03-08lyxia
fixed-point (deprecated)40.0Binary fixed-point arithmetic (data, deprecated, game, library, math, mit, numerical)2011-08-27JakeMcArthur
fixed-point-vector (deprecated)40.0Unbox instances for the fixed-point package (data, deprecated, game, library, math, mit, numerical)2011-08-27JakeMcArthur
fixed-point-vector-space (deprecated)50.0vector-space instances for the fixed-point package (data, deprecated, game, library, math, mit, numerical)2011-08-27JakeMcArthur
fixed-timestep20.0Pure Haskell library to repeat an action at a specific frequency. (library, mit, time)2019-03-25Solonarv
fixedwidth-hs30.0Quick parsing of fixed-width data formats. (library, mit, program, text)2015-05-22MichaelOChurch
flamethrower70.0A template engine for HTML (html, library, mit, text, web)2014-12-05charmander
flashblast70.0Generate language learning flashcards from video. (library, mit, program, unclassified)2020-11-18locallycompact
flat-mcmc110.0Painless general-purpose sampling. (library, math, mit)2020-10-11JaredTobin
flexible-time30.0simple extension of Data.UnixTime. (data, library, mit)2015-02-25tattsun
flip-cmd20.0e.g. `flip systemctl foo.service start` does `systemctl start foo.service` (mit, program, simple)2018-02-25aiya000
flow502.5Write more understandable Haskell. (combinators, functions, library, mit, utility)2020-06-02fozworth
flow-er40.0More directional operators (combinators, functions, library, mit, utility)2016-06-13expede
flowdock30.0Flowdock client library for Haskell (library, mit, web)2015-06-25IanDuncan
flowdock-api30.0API integration with Flowdock. (library, mit, network, program)2013-11-12gabemc
flp70.0A layout spec language for memory managers implemented in Rust. (compiler, library, mit, program)2020-01-27KarlCronburg
fltkhs782.0FLTK bindings (graphics, gui, library, mit, program, ui, user-interfaces)2020-02-21deech
fltkhs-demos (deprecated)130.0FLTKHS demos. Please scroll to the bottom for more information. (deprecated, graphics, mit, program, ui)2016-02-24deech
fltkhs-fluid-demos (deprecated)60.0Fltkhs Fluid Demos (deprecated, graphics, mit, program, ui)2016-02-24deech
fltkhs-fluid-examples (deprecated in favor of fltkhs-fluid-demos)70.0Fltkhs Fluid Examples (deprecated, graphics, mit, program, ui)2016-01-15deech
fltkhs-hello-world50.0Fltkhs template project (graphics, mit, program, ui)2016-01-15deech
fluidsynth20.0Haskell bindings to FluidSynth (library, mit, sound)2013-01-29CorbinSimpson
focus1360.0A general abstraction for manipulating elements of container data structures (containers, data, library, mit)2020-12-14NikitaVolkov
foldable-ix180.0Functions to find out the indices of the elements in the Foldable structures (data, library, mit)2021-01-02OleksandrZhabenko
foldl-exceptions22.0Exception handling with FoldM (control, library, mit)2019-02-07chris_martin, Monoid_Mary
foldl-incremental42.0incremental folds (control, library, mit, statistics)2015-02-23tonyday
folds-common70.0A playground of common folds for folds (data, library, mit)2014-12-30jozefg
foma20.0Simple Haskell bindings for Foma. (language, library, mit)2015-06-23joom
formal50.0A statically typed, functional programming language (compiler, mit, program)2012-11-12AndrewStein
format30.0Rendering from and scanning to format strings (library, mit, text)2012-05-23ScottLawrence
format-numbers60.0Various number formatting functions (library, mit, web)2020-02-13AlexanderThiemann
format-status20.0A utility for writing the date to dzen2. (mit, program, unclassified)2014-06-06georgerogers42
forml50.0A statically typed, functional programming language (compiler, mit, program)2013-01-14AndrewStein
formura40.0Formura is a simple language to describe stencil computation. (language, library, mit, program)2015-12-04TakayukiMuranushi
fortytwo130.0Interactive terminal prompt (library, mit, prompt)2019-01-20gianlucaguarini
fpe60.0Format-preserving encryption. (cryptography, library, mit)2019-02-03galen
freddy30.0RabbitMQ Messaging API supporting request-response (library, mit, network)2016-10-08indrek
free-concurrent30.0Free monads suitable for concurrent computation (concurrency, library, mit)2015-11-20srijs
free-http30.0An HTTP Client based on Free Monads. (library, mit, network)2015-12-30aaronlevin
freer-simple-catching40.0Checked runtime exceptions with freer-simple (control, library, mit)2018-11-12benweitzman
freer-simple-http30.0Make HTTP requests with freer-simple! (control, http, library, mit, web)2018-11-12benweitzman
freer-simple-profiling30.0Automatic profling of freer-simple programs (benchmarking, control, library, mit, profiling)2018-11-12benweitzman
freer-simple-random30.0Random number generators using freer-simple (control, library, mit, random)2018-11-12benweitzman
freer-simple-time30.0freer-simple interface to IO based time functions (control, library, mit, time)2018-11-12benweitzman
freq70.0Are you ready to get freaky? (data, library, mit, text)2019-04-29chessai
fresh20.0Introduce fresh variables into Haskell source code (language, library, mit)2012-01-03DavidLazar
fromhtml60.0Simple adapter for transformation of HTML to other formats (library, mit, program, text)2020-01-14MarekSuchanek
frontmatter90.0Parses frontmatter as used in Jekyll markdown files. (data, library, mit)2015-12-20yamadapc
fsh-csv60.0csv parser for fsh (distribution, library, mit)2017-04-27iostreamer
fsnotify-conduit50.0Get filesystem notifications as a stream of events (conduit, data, library, mit)2018-06-04MichaelSnoyman
fsutils20.0File system utilities for Haskell that are missing from built in libraries. (library, mit, system)2012-11-06AnthonyGrimes
funcons-intgen50.0Generate Funcons interpreters from CBS description files (compilers, mit, program)2018-11-26ltvanbinsbergen
funcons-simple50.0A modular interpreter for executing SIMPLE funcons (compilers-interpreters, mit, program)2018-12-14ltvanbinsbergen
funcons-tools80.0A modular interpreter for executing funcons (compilers-interpreters, library, mit, program)2019-03-02ltvanbinsbergen
funcons-values100.0Library providing values and operations on values in a fixed universe. (compilers-interpreters, library, mit)2019-03-02ltvanbinsbergen
functor-infix52.0Infix operators for mapping over compositions of functors. Lots of them. (data, library, mit)2017-04-23vi
funflow112.0Workflows with arrows (control, library, mit, program)2020-03-09nclarke
funnyprint50.0funnyPrint function to colorize GHCi output. (library, mit, text)2016-06-06netsu
futures30.0Simple and fast implementation of Future (concurrency, futures, library, mit)2018-08-14NikitaVolkov
fuzzy1870.0Filters a list based on a fuzzy string search. (library, mit, text)2015-07-25cattheory
fuzzy-parse50.0Tools for processing unstructured text data (library, mit, parsing, text)2020-07-07voidlizard
fuzzy-time40.0 (library, mit, time)2020-02-12Norfair
fuzzy-time-gen40.0 (library, mit, time)2020-02-12Norfair
fuzzy-timings20.0Translates high-level definitions of "fuzzily" scheduled objects (e.g. play this commercial 10 times per hour between 9:00-13:00) to a list of accurately scheduled objects using glpk-hs. (library, mit, scheduling)2014-04-01TeroLaitinen
fx110.0Horizontally composable effects (library, mit, unclassified)2018-01-28NikitaVolkov
g-npm20.0Generate Gentoo ebuilds from NodeJS/npm packages. (mit, program, tools)2013-08-01JesusRivero
g4ip30.0A theorem prover for propositional logic that uses G4ip (library, logic, mit)2017-03-20cacay
g4ip-prover70.0Theorem prover for intuitionistic propositional logic using G4ip (library, logic, mit, program)2018-12-28klntsky
galois-fft50.0FFTs over finite fields (cryptography, library, mit)2019-11-27sdiehl
galois-field100.0Galois field library (cryptography, library, mit)2020-04-13sdiehl
game-of-life50.0Conway's Game of Life (mit, program, unclassified)2016-10-21marcusbuffett
gdax30.0API Wrapping for Coinbase's GDAX exchange. (library, mit, program, web)2017-10-04andrewrademacher
gelatin80.0A graphics description language. (graphics, library, mit, program)2017-11-03SchellScivally
gelatin-gl50.0OpenGL rendering routines for the gelatin-picture graphics EDSL. (graphics, library, mit, program)2017-10-27SchellScivally
gelatin-sdl280.0An SDL2 backend for the gelatin renderer. (graphics, library, mit, program)2017-10-30SchellScivally
genders40.0Bindings to libgenders. (database, library, mit)2015-07-03MathieuBoespflug
general-games160.0Library supporting simulation of a number of games (game, library, mit, poker)2018-02-11cgorski
generic-arbitrary1042.0Generic implementation for QuickCheck's Arbitrary (generic, library, mit)2017-03-15typeable
generic-church52.0Automatically convert Generic instances to and from church representations (generics, library, mit)2014-09-09jozefg
generic-data4272.0Deriving instances with GHC.Generics and related utilities (deriving, generics, library, mit)2020-11-05lyxia
generic-data-surgery110.0Surgery for generic data types (library, mit, other)2020-06-21lyxia
generic-enum60.0An Enum class that fixes some deficiences with Prelude's Enum (library, mit, unclassified)2017-03-10clinton
generic-enumeration172.0Generically derived enumerations. (library, mit, unclassified)2020-12-31rickowens
generic-env20.0Generic Environment Generator (development, library, mit)2019-04-30yigitozkavci
generic-functor30.0Deriving generalized functors with GHC.Generics (generics, library, mit)2020-11-04lyxia
generic-lucid-scaffold (deprecated in favor of webpage)20.0General-purpose web page scaffold for Lucid. (deprecated, library, mit, unclassified)2014-12-09athanclark
generic-match20.0First class pattern matching (data, library, mit)2020-08-29sgschlesinger
generic-pretty20.0Pretty printing for Generic value (library, mit, text)2015-04-05HideyukiTanaka
generic-random4022.25Generic random generators for QuickCheck (generics, library, mit, testing)2020-03-24lyxia
generics-mrsop102.0Generic Programming with Mutually Recursive Sums of Products. (generics, library, mit)2019-10-14vcmiraldo
genvalidity840.0Testing utilities for the validity library (library, mit, testing)2020-04-13Norfair
genvalidity-aeson40.0GenValidity support for aeson (library, mit, testing)2019-03-07Norfair
genvalidity-bytestring60.0GenValidity support for ByteString (library, mit, testing)2020-04-17Norfair
genvalidity-containers230.0GenValidity support for containers (library, mit, testing)2020-06-14Norfair
genvalidity-criterion30.0Criterion benchmarks for generators (library, mit, validity)2020-05-04Norfair
genvalidity-hspec840.0Standard spec's for GenValidity instances (library, mit, testing)2020-02-10Norfair
genvalidity-hspec-aeson100.0Standard spec's for aeson-related instances (library, mit, testing)2020-02-10Norfair
genvalidity-hspec-binary50.0Standard spec's for binary-related Instances (library, mit, testing)2020-02-10Norfair
genvalidity-hspec-cereal70.0Standard spec's for cereal-related instances (library, mit, testing)2020-02-10Norfair
genvalidity-hspec-hashable40.0Standard spec's for Hashable instances (library, mit, testing)2020-02-10Norfair
genvalidity-hspec-optics40.0Standard spec's for lens (library, mit, testing)2020-02-10Norfair
genvalidity-hspec-persistent20.0Standard spec's for persistent-related instances (library, mit, testing)2020-02-10Norfair
genvalidity-mergeful20.0 (library, mit, unclassified)2020-05-21Norfair
genvalidity-mergeless20.0 (library, mit, unclassified)2020-05-21Norfair
genvalidity-path90.0GenValidity support for Path (library, mit, testing)2020-02-10Norfair
genvalidity-property790.0Standard properties for functions on `Validity` types (library, mit, testing)2019-09-23Norfair
genvalidity-scientific50.0GenValidity support for Scientific (library, mit, testing)2020-02-10Norfair
genvalidity-text100.0GenValidity support for Text (library, mit, testing)2020-02-10Norfair
genvalidity-time40.0GenValidity support for time (library, mit, testing)2020-02-10Norfair
genvalidity-typed-uuid20.0Generators for Phantom-Typed version of UUID (data, library, mit)2020-04-16Norfair
genvalidity-unordered-containers40.0GenValidity support for unordered-containers (library, mit, testing)2020-02-10Norfair
genvalidity-uuid60.0GenValidity support for UUID (library, mit, testing)2020-04-13Norfair
genvalidity-vector50.0GenValidity support for vector (library, mit, testing)2020-02-10Norfair
geo-resolver20.0Performs geo location lookups and parses the results (library, mit, web)2015-10-09JanGreve
geos130.0Bindings for GEOS. (geometry, library, mit)2020-12-03petefrance
getflag60.0Command-line parser. (library, mit, parsing)2010-05-22TroelsHenriksen
ghc-core-smallstep20.0A small-step semantics for Core (language, library, mit)2018-04-10JoachimBreitner
ghc-justdoit40.0A magic typeclass that just does it (language, library, mit)2018-10-11JoachimBreitner
ghc-options50.0Utilities for extracting GHC options needed to compile a given Haskell target. (language, library, mit, program)2015-12-16ranjitjhala
ghc-parser220.0Haskell source parser from GHC. (language, library, mit)2020-05-03gibiansky, VaibhavSagar
ghc-prof-flamegraph100.0Generates flamegraphs from GHC .prof files. (mit, program, testing)2019-10-27FrancescoMazzoli
ghc-proofs70.0GHC plugin to prove program equations by simplification (compiler-plugin, formal-methods, library, mit)2017-09-05JoachimBreitner
ghc-session40.0Simplified GHC API (language, library, mit, program)2016-02-18danilo2, PiotrMlodawski, iamrecursion
ghc-simple60.0Simplified interface to the GHC API. (development, library, mit)2016-06-30AntonEkblad
ghci-lib20.0A library for interactively evaluating Haskell code. (language, library, mit)2014-02-16gibiansky
ghci-pretty80.0colored pretty-printing within ghci (development, library, mit)2014-11-13larsk
ghcjs-ajax20.0Crossbrowser AJAX Bindings for GHCJS (library, mit, web)2016-07-26AlexanderThiemann
ghcjs-base162.0base library for GHCJS (library, mit, web)2019-02-05HamishMackenzie, LuiteStegeman
ghcjs-codemirror90.0Installs CodeMirror JavaScript files (library, mit, web)2018-07-01HamishMackenzie
ghcjs-dom412.25DOM library that supports both GHCJS and GHC (library, mit, web)2019-04-06HamishMackenzie
ghcjs-dom-hello30.0GHCJS DOM Hello World, an example package (library, mit, program, web)2017-06-15HamishMackenzie
ghcjs-dom-jsaddle340.0DOM library that supports both GHCJS and GHC using jsaddle (library, mit, web)2019-04-06HamishMackenzie
ghcjs-dom-jsffi150.0DOM library using JSFFI and GHCJS (mit, web)2019-04-06HamishMackenzie
ghcjs-dom-webkit20.0DOM library that supports both GHCJS and WebKitGTK (library, mit, web)2016-06-22HamishMackenzie
ghcjs-hplay60.0Client-side web EDSL for transient nodes running in the web browser (library, mit, web)2017-03-05AlbertoCorona, geraldus
ghcjs-perch62.0GHCJS version of Perch library. (library, mit, web)2018-12-04geraldus
ghcjs-vdom30.0Virtual-dom bindings for GHCJS (library, mit, web)2017-01-02TobiasDammers
ghcjs-websockets (deprecated)30.0Deprecated: use ghcjs-base's native websockets (deprecated, library, mit, web)2015-08-08jle
giak70.0Fuzzy finder for cabal executables (development, mit, program)2016-07-12nmattia
gimlh20.0Haskell parser for GIML (language, library, mit)2015-04-16gazay
ginger1150.0An implementation of the Jinja2 template language in Haskell (library, mit, program, text)2020-08-28TobiasDammers
ginsu (deprecated)50.0Ginsu Gale Client (console, deprecated, mit, network, program)2016-08-12DylanSimon
gipeda150.0Git Performance Dashboard (development, mit, program)2017-04-16JoachimBreitner
gitdo30.0Create Github issues out of TODO comments in code (mit, program, unclassified)2015-02-19MatthewHall
github-release330.0Upload files to GitHub releases. (library, mit, program, utility)2020-08-19fozworth
github-webhook-handler50.0GitHub WebHook Handler (github, library, mit)2016-05-25wereHamster
github-webhook-handler-snap30.0GitHub WebHook Handler implementation for Snap (github, library, mit)2016-10-29wereHamster
github-webhooks132.25Aeson instances for GitHub Webhook payloads. (github, library, mit)2020-07-23KyleVanBerendonck, onrock_eng
gitlib252.0API library for working with Git repositories (ffi, library, mit)2018-05-31JohnWiegley
gitlib-cmdline70.0Gitlib repository backend that uses the git command-line tool. (git, library, mit)2015-05-21JohnWiegley
gitlib-cross (deprecated)30.0Run tests between repositories (deprecated, ffi, library, mit)2014-06-19JohnWiegley
gitlib-libgit2120.0Libgit2 backend for gitlib (ffi, library, mit)2019-01-31JohnWiegley
gitlib-s350.0Gitlib repository backend for storing Git objects in Amazon S3 (git, library, mit)2015-01-07JohnWiegley
gitlib-sample (deprecated)50.0Sample backend for gitlib showing the basic structure for any backend. (deprecated, ffi, library, mit)2014-06-19JohnWiegley
gitlib-test40.0Test library for confirming gitlib backend compliance (ffi, library, mit)2019-05-01JohnWiegley
gitlib-utils (deprecated in favor of gitlib)40.0Generic utility functions for working with Git repositories (deprecated, ffi, library, mit)2013-07-04JohnWiegley
gjk102.0Gilbert-Johnson-Keerthi (GJK) collision detection algorithm (graphics, library, mit)2020-03-24zaidan
gloss2212.75Painless 2D vector graphics, animations and simulations. (graphics, library, mit)2020-11-08BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gloss-algorithms150.0Data structures and algorithms for working with 2D graphics. (graphics, library, mit)2020-07-18BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gloss-examples640.0Examples using the gloss library (graphics, mit, program)2020-07-18BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gloss-export140.0Export Gloss pictures to png, bmp, tga, tiff, gif and juicy-pixels-image (graphics, library, mit, program)2020-12-20timoa
gloss-raster220.0Parallel rendering of raster images. (graphics, library, mit)2020-07-18BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gloss-rendering1722.0Gloss picture data types and rendering functions. (graphics, library, mit)2019-05-27BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gochan70.0Go-style channels (concurrency, library, mit, program)2017-03-21cstrahan
gooey30.0Graphical user interfaces that are renderable, change over time and eventually produce a value. (control, library, mit)2015-10-06SchellScivally
google-cloud40.0Client for the Google Cloud APIs (google, library, mit)2016-05-28wereHamster
google-drive30.0Google Drive API access (library, mit, unclassified)2015-08-12PatrickBrisbin
google-oauth240.0Google OAuth2 token negotiation (library, mit, unclassified)2018-04-24PatrickBrisbin
google-server-api40.0Google APIs for server to server applications (library, mit, web)2020-10-24arowM
googlepolyline42.0Google Polyline Encoder/Decoder (data, library, mit, text)2016-04-16lorne
grab22.0Applicative non-linear consumption (control, library, mit)2020-03-15chris_martin, Monoid_Mary
grab-form42.0Applicative parsers for form parameter lists (library, mit, text)2020-03-15chris_martin, Monoid_Mary
graph-core30.0Fast, memory efficient and persistent graph implementation (data, library, mit)2016-02-04AlexanderThiemann, DavidLeuschner, StefanWehr
graphbuilder50.0A declarative, monadic graph construction language for small graphs (data, library, mit)2012-10-17JosephAbrahamson
graphene40.0A minimal Graph Theory library. (data, library, mit)2014-05-255outh
graphula170.0A declarative library for describing dependencies between data (library, mit, network)2020-12-22PatrickBrisbin, dukerutledge, cdparks, cbeav
graphula-core (deprecated in favor of graphula)10.0A declarative library for describing dependencies between data (deprecated, library, mit, network)2020-11-18PatrickBrisbin
gravatar70.0Generate Gravatar image URLs (library, mit, unclassified)2015-03-03DonaldStewart, PatrickBrisbin
gridbounds52.0Collision detection for GridBox (graphics, library, mit)2017-02-14zaidan
gridbox42.0A grid box model (graphics, library, mit)2017-02-14zaidan
gridland70.0Grid-based multimedia engine (game, library, mit)2015-08-01jxv
gross30.0A spoof on gloss for terminal animation (graphics, library, mit, program)2017-01-16sgschlesinger
groupBy120.0Replacement definition of Data.List.GroupBy (data, library, mit)2018-01-30oisdk
grow-vector30.0Mutable vector with efficient appends (data, library, mit)2020-12-09NCrashed
growler40.0A revised version of the scotty library that attempts to be simpler and more performant. (library, mit, web)2015-02-21IanDuncan
gtk2hs-hello50.0Gtk2Hs Hello World, an example package (graphics, mit, program)2014-09-27HamishMackenzie
guid41.25A simple wrapper around uuid (base, library, mit)2016-04-10tippenein
gyah-bin40.0A binary version of GiveYouAHead (giveyouahead, mit, program)2015-06-25Qinka
gym-http-api61.5REST client to the gym-http-api project (learning-environments, library, mit, program, web)2018-06-12stites
h-gpgme60.0High Level Binding for GnuPG Made Easy (gpgme) (cryptography, library, mit)2018-09-10rethab, daveparrish
h-reversi50.0Reversi game in haskell/blank-canvas (game, library, mit, program)2016-12-15apoorvingle
h2048110.0An Implementation of Game 2048 (game, library, mit, program)2019-10-30javran
h2c40.0Bindings to Linux I2C with support for repeated-start transactions. (library, mit, system)2017-07-08eamsden
hCM60.0Conceptual modelling support for Haskell (data-structures, development, library, mit, model, program)2017-05-08MarekSuchanek
hOpenPGP1460.0native Haskell implementation of OpenPGP (RFC4880) (codec, data, library, mit)2020-10-31ClintAdams
hablog50.0A blog system (library, mit, program, web)2020-09-26gilmi
hackage-diff112.0Compare the public API of different versions of a Hackage library (distribution, mit, program)2016-01-16blitzcode
hackage-mirror72.0Simple mirroring utility for Hackage (distribution, library, mit, program)2015-11-29MichaelSnoyman, dysinger
hackage-proxy (deprecated)50.0Provide a proxy for Hackage which modifies responses in some way. (deprecated) (deprecated, development, mit, program)2014-03-20MichaelSnoyman
hackernews20.0API for Hacker News (library, mit, program, web)2017-12-27DavidJohnson
hackertyper112.0"Hack" like a programmer in movies and games! (game, mit, program)2014-10-15fgaz
hactor40.0Lightweight Erlang-style actors for Haskell. (concurrency, library, mit)2014-09-21Forkk
hactors50.0Practical actors for Haskell. (concurrency, library, mit)2012-01-29HekaTreep
haddock-cheatsheet20.0A documentation-only package exemplifying haddock markup features (documentation, library, mit)2019-05-07dailectic
haggis40.0A static site generator with blogging/comments support (library, mit, program, web)2015-12-06TychoAndersen
hailgun290.0Mailgun REST api interface for Haskell. (library, mit, network)2020-02-27RobertMassaioli, codedmart, k_bx, MaxGabriel, cdepillabout, parsonsmatt
hailgun-send50.0A program to send emails throught the Mailgun api. (mit, network, program)2014-11-17RobertMassaioli
hails110.0Multi-app web platform framework (library, mit, program, web)2015-04-21AmitLevy, DavidMazieres, DeianStefan
hairy (deprecated)40.0A JSON REST API (deprecated, library, mit, program, web)2014-10-16taylorfausak, fozworth
hakismet20.0Akismet spam protection library (library, mit, web)2010-10-05NilsSchweinsberg
hakka50.0Minimal akka-inspired actor library (concurrency, library, mit, program)2017-06-13martinrign
hakyll-alectryon30.0Hakyll extension for rendering Coq code using Alectryon (library, mit, text, web)2020-10-08lyxia
hakyll-contrib-hyphenation30.0automatic hyphenation for Hakyll (library, mit, web)2014-12-03firegurafiku
hakyll-ogmarkup (deprecated)30.0Integrate ogmarkup document with Hakyll (deprecated, library, mit, web)2017-12-25lethom
hakyll-sass80.0Hakyll SASS compiler over hsass (library, mit, web)2018-12-13meoblast001
hakyll-series20.0Adds series functionality to hakyll (library, mit, web)2016-11-02oisdk
hakyll-shakespeare40.0Hakyll Hamlet compiler (library, mit, web)2016-09-03Eliza0x
halma80.0Library implementing Halma rules (game, library, mit)2019-01-03TimBaumann
halma-gui40.0GTK application for playing Halma (game, mit, program)2019-01-03TimBaumann
halma-telegram-bot40.0Telegram bot for playing Halma (game, mit, program)2017-04-03TimBaumann
hamlet (deprecated in favor of shakespeare)380.0Haml-like template files that are compile-time checked (deprecated) (deprecated, library, mit, web, yesod)2014-03-30FelipeLessa, GregWeber, MichaelSnoyman
handa-data30.0This package is deprecated. It formerly contained Haskell utilities for data structures and data manipulation. (data, library, mit)2016-08-01BrianBush
handa-gdata30.0Library and command-line utility for accessing Google services and APIs. (library, mit, network, program)2015-04-26BrianBush, RyanNewton
handa-geodata30.0Geographic and Geometric Data (data, geography, geometry, library, mit, program)2014-04-27BrianBush
handa-opengl50.0Utility functions for OpenGL and GLUT (graphics, library, mit)2016-04-16BrianBush
hangman40.0Hangman implementation in Haskell written in two hours. (game, mit, program)2013-04-28HokShunPoon
hanspell82.0Korean spell checker (korean, language, library, mit, program, spellchecker)2020-06-109beach
haphviz30.0Graphviz code generation with Haskell (library, mit, text)2016-12-02Norfair
hapistrano572.25A deployment library for Haskell applications (library, mit, program, system)2020-08-14jsl, stackbuilders, sestrella, mrkkrp, juanpaucar
happy-hour50.0Generate simple okay-looking bar plots without much effort (graphics, library, mit)2020-11-10chris_martin, Monoid_Mary
happybara50.0Acceptance test framework for web applications (development, library, mit)2014-04-14cstrahan
happybara-webkit40.0WebKit Happybara driver (development, library, mit)2014-04-14cstrahan
happybara-webkit-server30.0WebKit Server binary for Happybara (taken from capybara-webkit) (development, library, mit)2014-04-14cstrahan
haquil20.0A Haskell implementation of the Quil instruction set for quantum computing. (language, library, mit)2018-03-05BrianBush
harvest-api20.0Bindings for Harvest API (library, mit, web)2016-05-20jsl, stackbuilders, mrkkrp
hashids90.0Hashids generates short, unique, non-sequential ids from numbers. (library, mit, web)2018-02-09arbelos
hashing320.0A pure haskell library implements several hash algorithms. (cryptography, library, mit, program)2016-06-13wangbj
hashmap-throw20.0Throw behaviour for hashmap lookup. (data-structures, library, mit)2020-08-28locallycompact
hashtables-plus (deprecated)40.0Extensions for a "hashtables" library (data, data-structures, deprecated, library, mit)2014-04-29NikitaVolkov
haskakafka150.0Kafka bindings for Haskell (library, mit, network, program)2016-12-04tdimson
haskbot-core30.0Easily-extensible chatbot for Slack messaging service (library, mit, network)2014-08-04jonplussed
haskell-bcrypt20.0A bcrypt implementation for haskell (library, mit, system)2016-02-05BrettCarter
haskell-brainfuck20.0BrainFuck interpreter (language, library, mit, program)2014-08-08paraseba
haskell-conll20.0Core Types for NLP (library, mit, text)2019-07-16MichalGajda, sigrlami
haskell-course-preludes20.0Small modules for a Haskell course in which Haskell is taught by implementing Prelude functionality. (library, mit, unclassified)2014-07-01gibiansky
haskell-formatter (deprecated in favor of hindent)130.0Haskell source code formatter (deprecated, development, library, mit, program)2020-11-07evolutics
haskell-go-checkers62.0Go and Checkers game in Haskell (game, mit, program)2017-05-06prateekkumarweb
haskell-holes-th60.0Infer haskell code by given type. (language, library, mit)2019-08-24klntsky
haskell-igraph70.0Bindings to the igraph C library (v0.8.0). (library, math, mit)2020-02-21kaizhang
haskell-import-graph40.0create haskell import graph for graphviz (development, library, mit, program)2018-04-28ncaq
haskell-kubernetes30.0Haskell bindings to the Kubernetes API (via swagger-codegen) (library, mit, web)2016-12-11aaronlevin
haskell-lsp4022.25Haskell library for the Microsoft Language Server Protocol (development, library, mit)2021-01-13AlanZimmerman, lorenzo, wz1000, luke_
haskell-lsp-types4022.0Haskell library for the Microsoft Language Server Protocol, data types (development, library, mit)2021-01-13AlanZimmerman, lorenzo, wz1000, luke_
haskell-neo4j-client150.0A Haskell neo4j client (database, library, mit)2016-09-22asilvestre
haskell-packages90.0Haskell suite library for package management and integration with Cabal (distribution, library, mit)2018-05-02AdamBergmark, DavidHimmelstrup, RomanCheplyaka, PhilippSchuster, niteria
haskell-postal30.0Haskell binding for the libpostal library (library, mit, natural-language-processing)2018-08-16netom
haskell-postgis30.0A haskell library for PostGIS geometry types. (database, library, mit)2020-06-26petefrance
haskell-read-editor (deprecated in favor of read-editor)20.0Opens a temporary file on the system's EDITOR and returns the resulting edits (deprecated, library, mit, system)2015-10-27yamadapc
haskell-reflect40.0Reflect Haskell types. (haskell, library, mit)2013-06-17JulianFleischer
haskell-spacegoo40.0Client API for Rocket Scissor Spacegoo (game, library, mit)2015-04-04JoachimBreitner
haskell-src-exts-simple320.0A simplified view on the haskell-src-exts AST (development, library, mit)2020-03-13BertramFelgenhauer
haskell-stack-trace-plugin20.0haskell-stack-trace-plugin (compiler-plugin, debug, development, library, mit, program)2020-01-18waddlaw
haskheap30.0Haskell bindings to refheap. (library, mit, network)2012-12-05AnthonyGrimes
haskmon70.0A haskell wrapper for PokeAPI.co (www.pokeapi.co) (game, library, mit, web)2016-03-09pjrt
haskoin-core900.0Bitcoin & Bitcoin Cash library for Haskell (bitcoin, finance, library, mit, network, public-domain)2020-12-10PhilippeLaprade, runeks, jprupp
haskoin-node620.0P2P library for Bitcoin and Bitcoin Cash (bitcoin, finance, library, mit, network, public-domain)2020-11-17PhilippeLaprade, runeks, jprupp
haskoin-store1290.0Storage and index for Bitcoin and Bitcoin Cash (bitcoin, finance, library, mit, network, program)2020-12-10jprupp
haskoin-store-data210.0Data for Haskoin Store (bitcoin, finance, library, mit, network)2020-11-17jprupp
haskyapi (deprecated)40.0HTTP server (deprecated, library, mit, program, web)2018-02-09okue
haspell20.0Haskell bindings to aspell (language, library, mit)2013-08-26JoelTaylor
hasql1622.25An efficient PostgreSQL driver with a flexible mapping API (database, hasql, library, mit, postgresql)2020-07-20NikitaVolkov
hasql-backend (deprecated in favor of hasql)30.0API for backends of "hasql" (database, deprecated, library, mit)2016-10-19NikitaVolkov
hasql-cursor-query130.0A declarative abstraction over PostgreSQL Cursor (database, hasql, library, mit, postgresql, streaming)2019-05-28NikitaVolkov
hasql-cursor-transaction70.0An abstraction for simultaneous fetching from multiple PostgreSQL cursors (database, hasql, library, mit, postgresql, streaming)2019-05-28NikitaVolkov
hasql-dynamic-statements270.0Toolkit for constructing Hasql statements dynamically (library, mit, unclassified)2020-10-14NikitaVolkov
hasql-implicits220.0Implicit definitions for Hasql, such as default codecs for standard types (library, mit, unclassified)2020-07-20NikitaVolkov
hasql-optparse-applicative120.0"optparse-applicative" parsers for "hasql" (database, hasql, library, mit, options, postgresql)2020-08-14NikitaVolkov
hasql-pool660.0A pool of connections for Hasql (database, hasql, library, mit, postgresql)2020-05-15NikitaVolkov
hasql-postgres (deprecated in favor of hasql)60.0A "PostgreSQL" backend for the "hasql" library (database, deprecated, library, mit)2015-09-21NikitaVolkov
hasql-postgres-options (deprecated in favor of hasql-optparse-applicative)30.0An "optparse-applicative" parser for "hasql-postgres" (database, deprecated, library, mit, options)2016-10-19NikitaVolkov
hasql-th230.0Template Haskell utilities for Hasql (database, hasql, library, mit, postgresql, template-haskell)2020-05-13NikitaVolkov
hasql-transaction660.0Composable abstraction over retryable transactions for Hasql (database, hasql, library, mit, postgresql)2019-11-27NikitaVolkov
hasql-url140.0Parse PostgreSQL connection URI into Hasql.Connection Settings (library, mit, utility)2021-01-05shinzui
haste-app30.0Framework for type-safe, distributed web applications. (library, mit, web)2017-09-15AntonEkblad
haste-gapi52.0Google API bindings for the Haste compiler (library, mit, web)2016-04-01nyson
haste-markup30.0A port of blaze-markup and blaze-html to Haste (library, mit, web)2014-06-07AnupamJain
hasty-hamiltonian40.0Speedy traversal through parameter space. (library, mit, numeric)2020-05-25JaredTobin
hats30.0Haskell client for the NATS messaging system (library, mit, network, program)2016-10-04PatrikSandahl
hax70.0Haskell cash-flow and tax simulation (finance, library, mit, program)2017-01-25johannesgerer
haxparse50.0Readable HaxBall replays (data, library, mit, program)2013-09-18JoelTaylor
hayland (deprecated)60.0Haskell bindings for the C Wayland library. (deprecated, graphics, library, mit, program)2014-09-16AukeBooij
hayoo-cli50.0Hayoo CLI (development, mit, program)2014-08-18Gonzih
hbcd60.0Packed binary-coded decimal (BCD) serialization (data, library, mit)2012-06-20AndrewKay
hdbc-aeson40.0Deserialize from HDBC rows to FromJSON instances (database, library, mit)2015-03-20DanielChoi
hdbc-postgresql-hstore (deprecated in favor of HDBC-postgresql-hstore, postgresql-simple)40.0Manipulate data in PostgreSQL "hstore" columns. (database, deprecated, library, mit)2012-07-06AlexanderBondarenko
hdevtools462.5Persistent GHC powered background server for FAST haskell development tools (development, mit, program)2019-03-10BitConnor, SchellScivally, ranjitjhala, ch1bo
hdiff22.0Pattern-Expression-based differencing of arbitrary types. (library, mit, other, program)2019-09-27vcmiraldo
hdo81.75A Digital Ocean client in Haskell (cloud, library, mit, program)2017-05-13abailly
headed-megaparsec120.0More informative parser (library, megaparsec, mit, parsers, parsing)2020-09-04NikitaVolkov
headergen70.0Creates a header for a haskell source file. (development, mit, program)2015-07-30bash0r
heavy-log-shortcuts90.0Simle api for heavy logger (library, mit, system)2019-04-11Jappie
hebrew-time60.0Hebrew dates and prayer times. (data, library, mit)2019-02-17MichaelSnoyman
heckin20.0Oh heck, it's a heckin' case conversion library. (data, library, mit, text)2019-11-09maxdeviant
heckle40.0Jekyll in Haskell (feat. LaTeX) (library, mit, program, web)2017-03-112016rshah
hedgehog-gen-json30.0JSON generators for Hedgehog (library, mit, test)2018-05-09amrhassan
hedis-simple40.0A simplified API for hedis (database, library, mit)2013-11-28IanDuncan
hedra20.0A small library and executable for generating dice rolls. (game, library, mit, program)2019-01-02vtan
heidi180.0Tidy data in Haskell (data-mining, data-science, generics, library, mit, program)2020-12-29ocramz
helics60.0New Relic® agent SDK wrapper for Haskell. (library, mit, network)2015-03-24HirotomoMoriwaki
helics-wai20.0New Relic® agent SDK wrapper for wai. (library, mit, network)2015-03-24HirotomoMoriwaki
helix30.0Web development micro framework for haskell with typesafe URLs (library, mit, network)2016-01-12AnupamJain
helm182.5A functionally reactive game engine. (frp, game-engine, library, mit, program)2016-10-03ZackCorr, kasbah
help-esb30.0A Haskell client for the Help.com team's ESB. (development, library, mit)2014-11-13suitupalex
hemokit100.0Haskell port of the Emokit EEG project (bioinformatics, library, mit, program)2015-08-19NiklasHambuechen, PatrickChilton
hen30.0Haskell bindings to Xen hypervisor interface (library, mit, system)2014-03-13FedorGogolev
henet90.0Bindings and high level interface for to ENet v1.3.9 (ffi, library, mit, network)2013-09-04JohnEricson
hepevt20.0HEPEVT parser (library, mit, physics)2012-02-06ScottLawrence
herbalizer30.0HAML to ERB translator (mit, program, utility)2013-04-18DanielChoi
heroku-persistent20.0Parse DATABASE_URL into configuration types for Persistent (library, mit, unclassified)2016-03-18PatrickBrisbin, jferris
herringbone50.0A library for compiling and serving static web assets. (library, mit, web)2014-07-27hdgarrood
herringbone-embed20.0Embed preprocessed web assets in your executable with Template Haskell. (library, mit, web)2014-07-27hdgarrood
herringbone-wai20.0Wai adapter for the Herringbone web asset preprocessor. (library, mit, web)2014-07-27hdgarrood
hesh40.0the Haskell Extensible Shell: Haskell for Bash-style scripts (development, library, mit, program)2017-03-07ChrisForno
hetero-dict40.0Fast heterogeneous data structures (data, library, mit)2016-06-03winterland
heterocephalus1650.0A type-safe template engine for working with front end development tools (library, mit, web)2020-10-11arowM
heterolist40.0A heterogeneous list type (data, library, mit)2017-03-09clinton
hex-text232.0ByteString-Text hexidecimal conversions (apache, library, mit, text)2020-10-28chris_martin, Monoid_Mary
hexchat80.0Haskell scripting interface for HexChat (library, mit, system)2017-12-06mniip
hexpat-lens50.0Lenses for Hexpat. (library, mit, xml)2020-06-17JosephAbrahamson, OliverCharles
hexpress30.0An express-like http framework (library, mit, network)2017-09-01allonsy
hexstring90.0Fast and safe representation of a hex string (data, library, mit)2015-04-21solatis
hfmt162.25Haskell source code formatter (language, library, mit, program)2018-08-27danielstiner
hgearman50.0A Gearman client for Haskell. (library, mit, network)2015-08-01jperson
hgeometric40.0A geometric library with bindings to GPC. (library, math, mit)2009-06-25DonaldStewart, GwernBranwen, MarcoSilva
hgeos30.0Simple Haskell bindings to GEOS C API (data, geography, geometry, library, mit, text)2016-08-10rcook
hhwloc30.0Bindings to https://www.open-mpi.org/projects/hwloc (foreign, library, mit, system)2020-01-27dtaskoff
hi3status30.0Status line for i3bar. (library, mit, program, system)2015-12-29ScrambledEggs
hidapi80.0Haskell bindings to HIDAPI (hardware, library, mit)2018-08-07NiklasHambuechen, PatrickChilton
hidden-char52.0Provides cross-platform getHiddenChar function (command-line-tool, library, mit)2017-12-29rcook
higgledy140.0Partial types as a type constructor. (data, library, mit)2019-10-21i_am_tom
highjson80.0Spec based JSON parsing/serialisation (json, library, mit, text, web)2017-02-08AlexanderThiemann
highjson-swagger20.0Derive swagger instances from highjson specs (json, library, mit, text, web)2017-02-08AlexanderThiemann
highjson-th30.0Template Haskell helpers for highjson specs (json, library, mit, text, web)2017-02-08AlexanderThiemann
himpy30.0multithreaded snmp poller for riemann (mit, program, system)2014-02-10pyr
hindley-milner60.0Template for Hindley-Milner based languages (language, library, mit)2016-04-23mbg
hinduce-associations-apriori90.0Apriori algorithm for association rule mining (data-mining, library, mit)2012-02-07RobertHensing
hinquire20.0Generate armet style query strings. (library, mit, network)2014-03-26joneshf
hjcase (deprecated)20.0Jcase library for Haskell (data, deprecated, library, mit)2015-05-09seagreen
hjsonpointer (deprecated)471.75JSON Pointer library (data, deprecated, library, mit)2018-09-30seagreen
hjsonschema (deprecated)380.0JSON Schema library (data, deprecated, library, mit)2020-05-01seagreen
hleap70.0Web Socket interface to Leap Motion controller (hardware, library, mit, program)2019-02-20BrianBush
hlibcpuid50.0Bindings to https://github.com/anrieff/libcpuid (foreign, library, mit, program, system)2020-01-21dtaskoff
hlibgit290.0Low-level bindings to libgit2 (ffi, library, mit)2017-02-07JohnWiegley, SakariJokinen
hlibsass590.0Low-level bindings to Libsass (foreign, library, mit)2020-06-17jakubfijalkowski
hlivy52.0Client library for the Apache Livy REST API (distributed-computing, library, mit)2019-02-08ddonohue
hlrdb90.0High-level Redis Database (database, library, mit)2020-12-11identicalsnowflake
hlrdb-core260.0High-level Redis Database Core API (database, library, mit)2020-03-12identicalsnowflake
hnock30.0A Nock interpreter. (language, library, mit, program)2019-10-01JaredTobin
hogre50.0Haskell binding to a subset of OGRE (graphics, library, mit)2012-06-16AnttiSalonen
hogre-examples80.0Examples for using Hogre. (graphics, mit, program)2012-04-05AnttiSalonen
hoist-error280.0Some convenience facilities for hoisting errors into a monad (control, library, mit)2018-06-15JonSterling, schalmers, qfpl
hol110.0Higher order logic (library, logic, mit, program)2017-11-04JoeHurd
holmes270.0Tools and combinators for solving constraint problems. (data, library, mit)2021-01-04i_am_tom
holy-project62.0Start your Haskell project with cabal, git and tests. (development, library, mit, program)2015-08-24yogsototh
homura-stopwatch20.0 (library, mit, program, unclassified)2020-09-30ncaq
honi50.0OpenNI 2 binding (graphics, library, mit)2014-02-10NiklasHambuechen, PatrickChilton
hoobuddy40.0Simple tool for fetching and merging hoogle data (development, mit, program)2015-01-07gilligan
hoop40.0Object-Oriented Programming in Haskell (language, library, mit)2020-07-04mbg
hopfield60.0Hopfield Networks, Boltzmann Machines and Clusters (ai, library, machine-learning, mit, program)2014-04-09NiklasHambuechen
hopfield-networks22.0Hopfield Networks for unsupervised learning in Haskell (library, math, mit, program)2013-11-20ajtulloch
hostaddress50.0Network Host Addresses (data, library, mit)2020-02-13larsk
houseman40.0A Haskell implementation of Foreman (development, library, mit, program)2016-05-06DaisukeFujimura
hpack4882.0A modern format for Haskell packages (development, library, mit, program)2020-12-07SimonHengel, SoenkeHahn
hpack-convert192.0Convert Cabal manifests into hpack's package.yamls (development, library, mit, program)2017-06-22yamadapc
hpdft110.0A tool for looking through PDF file using Haskell (library, mit, pdf, program)2020-07-19keiichiroShikano
hpygments20.0Highlight source code using Pygments (library, mit, text)2016-01-07DavidLazar, yamadapc
hpyrg20.0pyrg utility done right (mit, program, text)2012-10-15MatveyAksenov
hquery30.0A query language for transforming HTML5 (library, mit, web)2014-06-03TychoAndersen
hreader-lens40.0Optics for hreader package (data, library, mit)2017-05-31dredozubov
hreq-client20.0A Type dependent Highlevel HTTP client library. (library, mit, network, program, web)2019-11-26epicallan
hreq-conduit30.0Conduit streaming support for Hreq. (conduit, library, mit, network, web)2019-11-13epicallan
hreq-core50.0Core functionality for Hreq Http client library (library, mit, network, web)2019-11-26epicallan
hriemann50.0A Riemann Client for Haskell (library, mit, monitoring, program)2020-12-04shmish111
hs-carbon40.0A Haskell framework for parallel monte carlo simulations (library, mit, simulation)2015-07-23cholmgreen
hs-carbon-examples20.0Example Monte Carlo simulations implemented with Carbon (mit, program, simulation)2014-06-10cholmgreen
hs-duktape140.0Haskell bindings for a very compact embedded ECMAScript (JavaScript) engine. (library, mit, web)2019-02-28myfreeweb
hs-gen-iface (deprecated)20.0Utility to generate haskell-names interface files (deprecated, language, mit, program)2014-11-26AdamBergmark, RomanCheplyaka, PhilippSchuster
hs-inspector20.0Haskell source code analyzer (language, library, mit)2015-05-14flbulgarelli
hs-mesos20.0 (library, mit, program, system)2015-06-04IanDuncan
hs-nombre-generator20.0Name generator. (mit, program, web)2014-06-25alvare
hs-re20.0Easy to use Regex (library, mit, unclassified)2015-02-26SKAhack
hs-scrape90.0Simple and easy web scraping and automation in Haskell. (library, mit, web)2014-12-29codygman
hs-snowtify20.0snowtify send your result of `stack build` (`stack test`) to notify-daemon :dog2: (mit, program, simple)2017-07-22aiya000
hs-watchman50.0Client library for Facebook's Watchman tool (library, mit, system)2016-08-16BitConnor
hs2048 (deprecated)60.0A 2048 clone in Haskell. (deprecated, game, library, mit, program)2014-04-02taylorfausak, fozworth
hs2ps40.0Translate Haskell types to PureScript (library, mit, purescript)2020-02-14WilliamRusnack
hsass480.0Integrating Sass into Haskell applications. (library, mit, text)2018-11-25jakubfijalkowski
hsbc20.0A command line calculator (mit, program, utilities)2017-01-16georgerogers42
hscaffold50.0Very simple file/directory structure scaffolding writer monad EDSL (development, library, mit, program)2016-11-15yamadapc
hse-cpp42.0Preprocess+parse haskell code (language, library, mit)2016-10-06AdamBergmark, DavidHimmelstrup, RomanCheplyaka, PhilippSchuster
hserv30.0Simple http server in haskell. (mit, network, program)2014-04-07rejuvyesh
hsfilt30.0Z-decoder. (development, mit, program)2014-11-03OmerAgacan
hsilop20.0RPN calculator (math, mit, program)2015-09-19rnhmjoj
hslua10102.0Bindings to Lua, an embeddable scripting language (foreign, library, mit)2020-10-16GracjanPolak, OmerAgacan, tarleb
hslua-aeson130.0Allow aeson data types to be used with lua. (foreign, library, mit)2020-10-16tarleb
hslua-module-doclayout30.0Lua module wrapping Text.DocLayout. (foreign, library, mit)2020-10-28tarleb
hslua-module-system4560.0Lua module wrapper around Haskell's System module. (foreign, library, mit)2020-10-16tarleb
hslua-module-text6400.0Lua module for text (foreign, library, mit)2020-10-16tarleb
hspec12882.75A Testing Framework for Haskell (library, mit, testing)2021-01-18SimonHengel, SoenkeHahn, parsonsmatt
hspec-contrib990.0Contributed functionality for Hspec (library, mit, testing)2018-11-04SimonHengel
hspec-core10150.0A Testing Framework for Haskell (library, mit, testing)2021-01-18SimonHengel, SoenkeHahn, parsonsmatt
hspec-discover11122.0Automatically discover and run Hspec tests (library, mit, program, testing)2021-01-18SimonHengel, SoenkeHahn, parsonsmatt
hspec-expectations4190.0Catchy combinators for HUnit (library, mit, testing)2016-10-16SimonHengel, SoenkeHahn, parsonsmatt
hspec-expectations-json210.0Hspec expectations for JSON Values (library, mit, test)2020-12-22PatrickBrisbin, 5outh, dukerutledge, cdparks, cbeav
hspec-expectations-lifted1140.0A version of hspec-expectations generalized to MonadIO (library, mit, testing)2017-03-31SimonHengel
hspec-expectations-pretty21.25hspec-expectations with pretty printing on failure (library, mit, testing)2013-09-02GregWeber
hspec-expectations-pretty-diff150.0Catchy combinators for HUnit (library, mit, testing)2019-10-16myfreeweb
hspec-experimental20.0An experimental DSL for testing on top of Hspec (library, mit, testing)2012-11-11SimonHengel
hspec-golden540.0Golden tests for hspec (library, mit, program, testing)2020-08-03stackbuilders
hspec-jenkins20.0Jenkins-friendly XML formatter for Hspec (library, mit, testing)2013-05-06KoheiSuzuki
hspec-laws20.0Document and test laws for standard type classes (library, mit, testing)2014-08-21SimonHengel
hspec-meta1860.0A version of Hspec which is used to test Hspec itself (library, mit, program, testing)2018-11-18SimonHengel, SoenkeHahn, parsonsmatt
hspec-setup70.0Add an hspec test-suite in one command (development, library, mit, program)2016-08-22yamadapc
hspec-shouldbe (deprecated in favor of hspec)20.0Convenience wrapper and utilities for hspec (deprecated, library, mit, testing)2015-04-04
hspec-smallcheck1120.0SmallCheck support for the Hspec testing framework (library, mit, testing)2018-03-27SimonHengel, parsonsmatt
hspec-structured-formatter20.0 (library, mit, test)2016-01-10flbulgarelli
hspec-tables20.0Table-driven (by-example) HSpec tests (library, mit, testing)2020-04-27rzeznik
hspec-test-framework20.0Run test-framework tests with Hspec (library, mit, testing)2014-11-19SimonHengel
hspec-test-framework-th20.0Run test-framework tests with Hspec (library, mit, testing)2014-11-19SimonHengel
hspec-wai1622.0Experimental Hspec support for testing WAI applications (library, mit, testing)2020-12-16DaisukeFujimura, SimonHengel
hspec-wai-json610.0Testing JSON APIs with hspec-wai (library, mit, testing)2020-09-26SimonHengel
hspec-webdriver82.0Write end2end web application tests using webdriver and hspec (library, mit, web)2016-08-28JohnLenz
hspec2 (deprecated in favor of hspec)40.0Alpha version of Hspec 2.0 (deprecated, library, mit, testing)2014-11-12
hspkcs1160.0Wrapper for PKCS #11 interface (cryptography, hsm, library, mit, pkcs11, smartcard, token)2018-03-01denisenkom
hsreadability30.0Access to the Readability API. (library, mit, network-apis, web)2015-04-19rasendubi
hssh40.0SSH protocol implementation (library, mit, network)2018-10-31LarsPetersen
hsudoku122.0Sudoku game with a GTK3 interface (game, library, mit, program)2017-05-16mmo
htestu30.0A library for testing correctness of pseudo random number generators in Haskell. (library, mit, program, system)2016-08-08DominicSteinitz
html-conduit1630.0Parse HTML documents using xml-conduit datatypes. (conduit, library, mit, text, web)2019-10-06MichaelSnoyman
html-entities500.0A codec library for HTML-escaped text and HTML-entities (codecs, html, library, mit, parsing)2019-03-03NikitaVolkov
html-tokenizer120.0An "attoparsec"-based HTML tokenizer (html, library, mit, parsing, xml)2018-02-05NikitaVolkov
http-client16292.0An HTTP client engine (library, mit, network)2021-01-13MichaelSnoyman
http-client-conduit (deprecated in favor of http-conduit)290.0Frontend support for using http-client with conduit (deprecated) (deprecated, library, mit, network)2014-04-02MichaelSnoyman
http-client-multipart (deprecated in favor of http-client)230.0Generate multipart uploads for http-client. (deprecated) (deprecated, library, mit, network)2014-04-02MichaelSnoyman
http-client-openssl832.0http-client backend using the OpenSSL library. (library, mit, network)2020-11-17MichaelSnoyman, alexbiehl
http-client-restricted810.0restricting the servers that http-client will use (library, mit, network)2021-01-12JoeyHess
http-client-session20.0A simple abstraction over the "http-client" connection manager (library, mit, network)2016-07-07NikitaVolkov
http-client-tls4590.0http-client backend using the connection package and tls library (library, mit, network)2018-02-05MichaelSnoyman
http-directory90.0http directory listing library (library, mit, network)2020-03-12JensPetersen
http-kit30.0A low-level HTTP library (library, mit, network)2014-07-02SimonHengel
http-media3070.0Processing HTTP Content-Type and Accept headers (library, mit, web)2019-04-15TimothyJones
http-response-decoder20.0Declarative DSL for parsing an HTTP response (library, mit, unclassified)2016-10-28NikitaVolkov
http-trace42.0Tracking http redirects (library, mit, program, web)2016-06-20sigrlami
https-everywhere-rules20.0High-level access to HTTPS Everywhere rulesets. (data, library, mit)2014-08-24vi
hunch80.0CSS-like syntax for file system manipulation. (console, mit, program)2015-09-03loganbraga
hunit-dejafu150.0Deja Fu support for the HUnit test framework. (library, mit, testing)2020-07-01barrucadu
hunit-rematch20.0HUnit support for rematch (library, mit, testing)2013-05-20TomCrayford
hunt-searchengine60.0A search and indexing engine. (data, library, mit, text)2015-03-03alexbiehl
hunt-server50.0A search and indexing engine server. (data, mit, program, text)2015-03-01alexbiehl
hunt-server-cli30.0A Command line Interface for the Hunt server. (console, mit, program)2015-02-27alexbiehl
husk-scheme342.0R5RS Scheme interpreter, compiler, and library. (compilers-interpreters, language, library, mit, program)2016-07-10JustinEthier
husk-scheme-libs60.0Extra libraries for the husk Scheme platform. (compilers-interpreters, language, library, mit)2012-06-13JustinEthier
hutton (deprecated)30.0A program for the button on Reddit. (deprecated, mit, program, utility)2015-04-19fozworth
huzzy20.0Fuzzy logic library with support for T1, IT2, GT2. (library, mit, unclassified)2014-08-05jna_sh
hvect820.0Simple strict heterogeneous lists (data, library, mit)2017-02-03AlexanderThiemann
hw-conduit110.0Conduits for tokenizing streams. (conduit, data, library, mit)2020-04-14newhoggy, haskellworks, GeorgeWilson
hw-kafka-client822.25Kafka bindings for Haskell (database, library, mit)2021-01-05newhoggy, alexeyraga
hw-kafka-conduit142.0Conduit bindings for hw-kafka-client (database, library, mit)2020-04-14alexeyraga
hw-succinct40.0Succint datastructures (conduit, data, library, mit)2016-10-24newhoggy, haskellworks
hwk70.0Commandline text processing with Haskell functions (development, mit, program)2020-10-13JensPetersen
hwsl270.0Hashing with SL2 (data, library, mit)2017-11-03srijs
hwsl2-bytevector50.0A hashed byte-vector based on algebraic hashes and finger trees (data, library, mit)2015-07-15srijs
hwsl2-reducers50.0Semigroup and Reducer instances for Data.Hash.SL2 (data, library, mit)2015-07-03srijs
hx30.0Haskell extras (missing utility functions). (library, mit, utilities)2013-06-24JulianFleischer
hxt6230.0A collection of tools for processing XML with Haskell. (library, mit, xml)2019-06-30IsaacJones, UweSchmidt
hxt-charproperties4540.0Character properties and classes for XML and Unicode (library, mit, text)2019-06-30UweSchmidt
hxt-http550.0Interface to native Haskell HTTP package HTTP (library, mit, xml)2015-02-06UweSchmidt
hxt-regex-xmlschema5820.0A regular expression library for W3C XML Schema regular expressions (library, mit, text)2016-10-18UweSchmidt
hxt-relaxng110.0The HXT RelaxNG validator (library, mit, xml)2015-02-06UweSchmidt
hxt-unicode4560.0Unicode en-/decoding functions for utf8, iso-latin-* and other encodings (library, mit, text)2015-02-06UweSchmidt
hyakko100.0Literate-style Documentation Generator (documentation, mit, program)2015-06-03JeremyHull
hydrogen-cli30.0Hydrogen Data (language, mit, program)2015-01-08JulianFleischer
hydrogen-cli-args20.0Hydrogen Command Line Arguments Parser (language, library, mit)2015-03-22JulianFleischer
hydrogen-multimap30.0Hydrogen Multimap (language, library, mit)2015-03-26JulianFleischer
hydrogen-parsing30.0Hydrogen Parsing Utilities (language, library, mit)2015-03-22JulianFleischer
hydrogen-prelude20.0Hydrogen Prelude (language, library, mit)2015-03-26JulianFleischer
hydrogen-prelude-parsec20.0Hydrogen Prelude /w Parsec (language, library, mit)2015-03-22JulianFleischer
hydrogen-version40.0Hydrogen Version Type (language, library, mit)2015-03-26JulianFleischer
hylide80.0WebGL live-coding environment for writing shaders with Hylogen (graphics, library, mit, program)2016-10-29sleexyz
hylogen132.0GLSL embedded in Haskell (graphics, library, mit)2016-10-29sleexyz
hypher90.0A Haskell neo4j client (database, library, mit)2015-02-15jetaggart
i3blocks-hs-contrib22.0Base i3blocks written in haskell (distribution, library, mit, program)2020-04-25panavtec
iap-verifier20.0A simple wrapper of In-App-Purchase receipt validate APIs. (library, mit, network)2015-05-26tattsun
icfpc2020-galaxy30.0A strange message received at the Pegovka observatory (acme, library, mit)2020-08-04mniip
ide-backend140.0An IDE backend library (development, library, mit, program)2016-01-06MichaelSloan, MichaelSnoyman
ide-backend-common50.0Shared library used be ide-backend and ide-backend-server (development, library, mit)2016-01-06MichaelSloan, MichaelSnoyman
ide-backend-rts (deprecated in favor of ide-backend-server)40.0RTS for the IDE backend (deprecated, development, library, mit)2015-03-30MichaelSloan, MichaelSnoyman
ide-backend-server50.0An IDE backend server (development, mit, program)2016-01-10MichaelSloan, MichaelSnoyman
idempotent30.0Idempotent monoids (data, library, mit)2014-08-18alynn
ihaskell672.0A Haskell backend kernel for the IPython project. (development, library, mit, program)2020-08-25gibiansky, VaibhavSagar
ihaskell-aeson50.0IHaskell display instances for Aeson (development, library, mit)2017-12-24gibiansky, VaibhavSagar
ihaskell-basic40.0IHaskell display instances for basic types (development, library, mit)2015-06-24gibiansky, VaibhavSagar
ihaskell-blaze40.0IHaskell display instances for blaze-html types (development, library, mit)2017-12-24gibiansky, VaibhavSagar
ihaskell-charts50.0IHaskell display instances for charts types (development, library, mit)2017-12-24gibiansky, VaibhavSagar
ihaskell-diagrams50.0IHaskell display instances for diagram types (development, library, mit)2018-03-17gibiansky, VaibhavSagar
ihaskell-display (deprecated in favor of ihaskell)30.0IHaskell display instances for basic types (deprecated, development, library, mit)2014-01-10gibiansky, VaibhavSagar
ihaskell-gnuplot50.0IHaskell display instance for Gnuplot (from gnuplot package) (development, library, mit)2017-12-24VaibhavSagar
ihaskell-graphviz30.0IHaskell display instance for GraphViz (external binary) (development, library, mit)2019-04-26VaibhavSagar
ihaskell-hatex50.0IHaskell display instances for hatex (development, library, mit)2017-12-24gibiansky, VaibhavSagar
ihaskell-juicypixels30.0IHaskell - IHaskellDisplay instances of the image types of the JuicyPixels package. (development, library, mit)2017-12-24gibiansky, VaibhavSagar
ihaskell-magic40.0IHaskell display instances for bytestrings (development, library, mit)2017-12-24gibiansky, VaibhavSagar
ihaskell-parsec50.0IHaskell display instances for Parsec (development, library, mit)2015-06-24gibiansky, VaibhavSagar
ihaskell-plot30.0IHaskell display instance for Plot (from plot package) (development, library, mit)2017-12-24gibiansky, VaibhavSagar
ihaskell-widgets60.0IPython standard widgets for IHaskell. (library, mit, unclassified)2019-04-26gibiansky, VaibhavSagar
immortal680.0Spawn threads that never die (unless told to do so) (concurrency, library, mit)2018-04-16RomanCheplyaka
immortal-worker10.0Create worker threads that logs exceptions and restarts. (concurrency, library, mit)2020-10-04NCrashed
impl50.0Framework for defaulting superclasses (development, library, mit, template-haskell)2018-11-27dailectic
importify50.0Tool for haskell imports refactoring (development, library, mit, program, refactoring)2017-12-23serokell
imports32.0Generate code for importing directories automatically (development, library, mit)2016-01-21CindyLinz
inchworm70.0Simple parser combinators for lexical analysis. (library, mit, parsing)2019-01-02BenLippmeier
indexation50.0Tools for entity indexation (data, library, mit)2018-10-08NikitaVolkov, IrinaArtemeva, OShev
indices60.0Multi-dimensional statically bounded indices. (data, library, mit)2014-12-30MikeLedger
indigo230.0Convenient imperative eDSL over Lorentz. (language, library, mit, program)2021-01-08sjakobi, gromak, serokell, rinn7e
infer-license2160.0Infer software license from a given license file (development, library, mit)2018-07-15SimonHengel
infer-upstream70.0Find the repository from where a given repo was forked (development, mit, program)2014-08-15NoonSilk
inflections252.0Inflections library for Haskell (library, mit, text)2020-09-11jsl, stackbuilders, sestrella, mrkkrp, camm, elcuy
inject20.0A minimalistic template engine (library, mit, program, text)2013-06-09SimonHengel
inline-c1742.5Write Haskell source files including C code inline. No FFI required. (ffi, library, mit)2021-01-02FrancescoMazzoli
inline-c-cpp670.0Lets you embed C++ code into Haskell. (ffi, library, mit)2021-01-18FrancescoMazzoli
inline-c-win3240.0Win32 API Context for the inline-c library (ffi, library, mit)2015-06-10anton_dessiatov
inliterate62.0Interactive literate programming (library, mit, program, statistics)2017-06-06glutamate, ocramz
inserts30.0Stupid simple bytestring templates. (library, mit, text)2015-01-13JosephAbrahamson
inspection-testing2312.5GHC plugin to do inspection testing (compiler-plugin, library, mit, testing)2020-04-10JoachimBreitner
instana-haskell-trace-sdk40.0SDK for adding custom Instana tracing support to Haskell applications. (library, mit, monitoring, program)2019-05-08basti1302
int-multimap40.0A data structure that associates each Int key with a set of values (containers, library, mit)2018-05-21NikitaVolkov, effectfully, IrinaArtemeva, vlastachu, izubkov, OShev
integer-logarithms8260.0Integer logarithms. (algorithms, library, math, mit, number-theory)2020-11-01phadej
integer-roots1120.0Integer roots and perfect powers (algorithms, library, math, mit, number-theory)2020-02-08Bodigrim
interact42.0instantly create REPL from any function (library, mit, repl, system)2020-06-21epoberezkin
interchangeable (deprecated)30.0A type class for interchangeable data. (control, deprecated, library, mit)2015-01-18arowM
interlude-l20.0Prelude replacement based on protolude (library, mit, prelude)2018-12-02darwin226
interpolate1482.0String interpolation done right (data, library, mit, text)2020-06-05SimonHengel
interpolator100.0Runtime interpolation of environment variables in records using profunctors (data, library, mit)2020-07-13asariley, dfithian, MossPrescott
interspersed30.0An abstraction over interspersing monadic actions (control, library, mit)2016-06-02NikitaVolkov
intrinsic-superclasses52.0A quasiquoter for better instance deriving and default methods (language, library, mit)2018-07-14dailectic
intro280.0Safe and minimal prelude (library, mit, prelude)2020-08-28minad
intro-prelude20.0Intro reexported as Prelude (library, mit, prelude)2016-12-30minad
introduction40.0A prelude for safe new projects (library, mit, prelude)2016-09-30Norfair
introduction-test20.0A prelude for the tests of safe new projects (library, mit, testing)2016-09-30Norfair
io-throttle40.0Limit number of IO actions started per second (concurrency, library, mit)2014-09-06rodrigosetti
ioctl60.0Type-safe I/O control package (data, library, mit, system)2010-02-20MaciejPiechotka
ioref-stable30.0iorefs with a unique stable index (library, mit, unknown)2016-05-17cocreature
iostring40.0A class of strings that can be involved in IO. (cssyd, library, mit)2017-02-15Norfair
iothread40.0run IOs in a single thread (concurrency, library, mit)2015-01-22tattsun
iotransaction30.0Supports the automatic undoing of IO operations when an exception is thrown. (control, library, mit)2013-05-04DylanShearer
ip-quoter20.0Quasiquoter for IP addresses (library, mit, network)2015-06-24shlevy
ip2location90.0IP2Location Haskell package for IP geolocation. (development, library, mit)2020-04-22ip2location
ip2proxy100.0IP2Proxy Haskell package for proxy detection. (development, library, mit)2020-08-11ip2location
ipcvar20.0Simple inter-process communication through IPCVars. (library, mit, system)2018-05-18JohnWiegley
ipython-kernel500.0A library for creating kernels for IPython frontends (development, library, mit)2020-08-25gibiansky, VaibhavSagar
irc-client200.0An IRC client library. (library, mit, network)2020-10-04barrucadu
irc-conduit170.0Streaming IRC message library using conduits. (library, mit, network)2019-10-05barrucadu
irc-ctcp80.0A CTCP encoding and decoding library for IRC clients. (library, mit, network)2015-08-01barrucadu
irc-dcc40.0A DCC message parsing and helper library for IRC clients (library, mit, network)2017-03-19JanGerlinger
iri40.0RFC-based resource identifier library (iri, library, mit, network, uri, url)2019-01-31NikitaVolkov
isevaluated30.0Check whether a value has been evaluated (data, ghc, library, mit)2012-07-23BertramFelgenhauer, SveinOveAas
iso-deriving80.0Deriving via arbitrary isomorphisms. (generics, library, mit)2020-04-24HansHoglund
iso8601-time1130.0Convert to/from the ISO 8601 time format (library, mit, time)2018-06-11AndrasSlemmer, NiklasHambuechen, PatrickChilton
iteratee-parsec40.0Package allowing parsec parser initeratee (data, library, mit, parsing)2010-11-28MaciejPiechotka
ivar-simple70.0Write once concurrency primitives. (concurrency, library, mit)2020-10-05BertramFelgenhauer
ixset-typed-binary-instance20.0Binary instance for ixset-typed. (data-structures, library, mit)2020-08-28locallycompact
ixset-typed-conversions20.0Conversions from ixset-typed to other containers. (data-structures, library, mit)2020-09-14locallycompact
ixset-typed-hashable-instance20.0Hashable instance for ixset-typed. (data-structures, library, mit)2020-08-28locallycompact
j2hs60.0j2hs (ffi-tools, foreign, java, jvm, mit, program)2013-06-24JulianFleischer
jack-bindings (deprecated)30.0DEPRECATED Bindings to the JACK Audio Connection Kit (deprecated, library, mit, sound)2012-10-07PhilippBalzarek
jalaali70.0Jalaali calendar systems (library, math, mit, time)2020-11-14behrang
java-bridge100.0Bindings to the JNI and a high level interface generator. (ffi-tools, foreign, java, jvm, mit)2013-06-08JulianFleischer
java-bridge-extras40.0Utilities for working with the java-bridge package. (ffi-tools, foreign, java, jvm, library, mit)2013-06-24JulianFleischer
java-poker50.0The etude of the Haskell programming (game, library, mit, program)2016-01-13tobynet
java-reflect30.0Tools for reflecting on Java classes. (ffi-tools, foreign, java, jvm, library, mit)2013-06-24JulianFleischer
jbi90.0Just Build It - a "do what I mean" abstraction for Haskell build tools (development, library, mit, program)2018-02-07IvanMiljenovic
jcdecaux-vls20.0JCDecaux self-service bicycles API client (library, mit, web)2014-04-29Herzult
jira-wiki-markup5130.0Handle Jira wiki markup (library, mit, program, text)2020-06-22tarleb
jmonkey40.0Jmonkey is very restricted but handy EDSL for JavaScript. (library, mit, web)2018-10-29opyapeus
jobqueue80.0A job queue library (client, library, mit, network)2015-09-09ikehara, junjihashimoto, yjkmy
js-chart3440.0Obtain minified chart.js code (javascript, library, mit)2020-11-10jonascarpay
js-dgtable2210.0Obtain minified jquery.dgtable code (javascript, library, mit)2019-03-15NeilMitchell
js-flot2710.0Obtain minified flot code (javascript, library, mit)2014-11-10NeilMitchell
js-jquery3070.0Obtain minified jQuery code (javascript, library, mit)2018-01-21NeilMitchell
jsaddle750.0Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2020-07-18HamishMackenzie
jsaddle-clib60.0Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2020-07-18HamishMackenzie
jsaddle-dom450.0DOM library that uses jsaddle to support both GHCJS and GHC (library, mit, web)2020-07-18HamishMackenzie
jsaddle-hello20.0JSaddle Hello World, an example package (mit, program, web)2016-10-02HamishMackenzie
jsaddle-warp300.0Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2020-07-18HamishMackenzie
jsaddle-webkit2gtk140.0Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2020-07-18HamishMackenzie
jsaddle-webkitgtk40.0Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2017-06-02HamishMackenzie
jsaddle-wkwebview210.0Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2020-07-18HamishMackenzie
jsc (deprecated in favor of jsaddle)50.0High level interface for webkit-javascriptcore (deprecated, javascript, library, mit, web)2014-03-02HamishMackenzie
json-api150.0Utilities for generating JSON-API payloads (library, mit, network)2019-07-31toddmohney
json-api-lib80.0Utilities for generating JSON-API payloads (library, mit, network)2020-06-03GeorgeWilson, shirren
json-ast440.0Universal JSON AST datastructure (library, mit, unclassified)2017-04-06NikitaVolkov
json-ast-json-encoder20.0Encoders of JSON AST (library, mit, unclassified)2017-04-07NikitaVolkov
json-ast-quickcheck30.0Compatibility layer for "json-ast" and "QuickCheck" (library, mit, unclassified)2016-02-04NikitaVolkov
json-bytes-builder (deprecated in favor of jsonifier)80.0Direct-to-bytes JSON Builder (codecs, deprecated, json, library, mit)2020-09-16NikitaVolkov
json-encoder (deprecated in favor of json-bytes-builder)50.0A direct-to-bytes single-pass JSON encoder with a declarative DSL (codec, deprecated, json, library, mit)2016-06-02NikitaVolkov
json-feed360.0JSON Feed (library, mit, web)2020-06-02fozworth
json-fu20.0Generic JSON serialization / deserialization (json, library, mit)2014-03-27SimonHengel
json-incremental-decoder70.0Incremental JSON parser with early termination and a declarative DSL (data, json, library, mit, parsing)2017-04-07NikitaVolkov
json-pointer30.0JSON Pointer parsing and interpretation utilities (data, json, library, mit, parsing)2019-01-22NikitaVolkov
json-pointer-aeson30.0Integration layer for "json-pointer" and "aeson" (library, mit, unclassified)2017-04-06NikitaVolkov
json-pointer-hasql30.0JSON Pointer extensions for Hasql (hasql, json, library, mit)2016-04-04NikitaVolkov
json-python60.0Call python inline from haskell (language, library, mit)2014-11-10russell91
json-rpc282.0Fully-featured JSON-RPC 2.0 library (library, mit, network, program, public-domain)2020-06-19jprupp
json-rpc-client62.0JSON-RPC 2.0 on the client side. (json, library, mit, network)2017-01-14KristenKozak
json-rpc-server92.0JSON-RPC 2.0 on the server side. (json, library, mit, network)2017-01-14KristenKozak
json-togo20.0Effectful parsing of JSON documents (data, library, mit)2015-06-27srijs
json-types90.0Basic types for representing JSON (json, library, mit, text)2010-12-23JohnMillikin
jsonextfilter20.0Filter select values in JSON objects to unix programs (mit, program, web)2017-03-21mackeyrms
jsonifier250.0Fast and simple JSON encoding toolkit (json, library, mit)2021-01-12NikitaVolkov
jsons-to-schema70.0JSON to JSON Schema (data, json, library, mit, program, web)2017-07-30garetht
jsonsql20.0Interpolate JSON object values into SQL strings (mit, program, text)2015-08-28DanielChoi
jsontsv80.0JSON to TSV transformer (mit, program, text)2016-05-19DanielChoi
jsonxlsx30.0json to xlsx converter (mit, program, text)2017-03-20mackeyrms
juandelacosa80.0Manage users in MariaDB >= 10.1.1 (databases, mit, program, web)2016-06-11ip1981
juicy-draw20.0Draw and fill lines, rectangles and polygons (graphics, library, mit, program)2018-12-20rcook
jump50.0Nothing to see here, move along (data, library, mit)2016-03-14MichaelSnoyman
jupyter80.0A library for creating and using Jupyter kernels. (development, library, mit, program)2016-08-14gibiansky
jvm-binary190.0A library for reading Java class-files (java, jvm, language, library, mit)2020-04-29kalhauge
jwt891.25JSON Web Token (JWT) decoding and encoding (library, mit, web)2019-03-25puffnfresh
kafka-client (deprecated)60.0Low-level Haskell client library for Apache Kafka 0.7. (deprecated, library, mit, network)2015-06-02abhinav
kafka-device90.0UI device events via a Kafka message broker (hardware, library, mit, program)2019-03-04BrianBush
kafka-device-glut40.0GLUT events via a Kafka message broker (hardware, library, mit, program)2019-03-04BrianBush
kafka-device-joystick40.0Linux joystick events via a Kafka message broker (hardware, library, mit, program)2019-03-04BrianBush
kafka-device-leap60.0Leap Motion events via a Kafka message broker (hardware, library, mit, program)2019-03-04BrianBush
kafka-device-spacenav50.0Linux SpaceNavigator events via a Kafka message broker (hardware, library, mit, program)2019-03-04BrianBush
kafka-device-vrpn20.0VRPN events via a Kafka message broker (library, mit, network, program)2019-03-04BrianBush
kaleidoscope40.0Haskell Kaleidoscope tutorial (compilers, library, mit, program)2016-08-12sdiehl
kalman72.0Kalman and particle filters and smoothers (library, math, mit)2016-12-14DominicSteinitz
katip-logstash30.0Logstash backend for katip. (library, logging, mit)2020-12-11mbg
kawhi142.0stats.NBA.com library (api, library, mit)2017-04-22aaron
kcd20.0Kayak .kcd parsing library. (library, mit, text)2017-01-17marcelbuesing
kdt100.0Fast and flexible k-d trees for various types of point queries. (data, library, mit)2016-03-22giogadi
keccak70.0cryptographic functions based on the sponge construction (crypto, library, mit, program)2018-07-20aupiff
kesha10.0Haskell implementation of nix-hash (library, mit, system)2020-11-30jmackie
keter322.0Web application deployment manager, focusing on Haskell web frameworks (library, mit, program, web, yesod)2016-08-16MichaelSnoyman, ChristopherReichert
keylayouts260.0Tools for macOS .keylayout files (configuration, library, mit, xml)2020-12-20dailectic
keyring50.0Keyring access (library, mit, system)2017-02-20lunaryorn
keyword-args40.0Extract data from a keyword-args config file format (data, library, mit, program)2015-04-23jsl, stackbuilders, sestrella
kicad-data52.0Parser and writer for KiCad files. (data, library, mit)2018-01-04kasbah
kickass-torrents-dump-parser70.0Parses kat.ph torrent dumps (library, mit, text)2013-01-16MichaelXavier
kmeans-par50.0Sequential and parallel implementations of Lloyd's algorithm. (algorithm, library, mit)2014-06-02vi, SimonAlling
kmonad30.0Advanced keyboard remapping utility (application, library, mit, program)2020-09-12david_janssen
knob390.0Memory-backed handles (library, mit, system)2012-04-08JohnMillikin
knots30.0Khovanov homology computations (library, math, mit, program)2015-04-09maltem
koofr-client40.0Client to Koofr API (library, mit, network)2015-03-27edofic
korea-holidays22.0Korea Holidays (library, mit, time)2019-07-14kkweon
kraken70.0Kraken.io API client (library, mit, network)2017-09-21wereHamster
ksystools20.0System management tooling. (library, mit, system)2017-03-06kisom
ktx80.0A binding for libktx from Khronos (graphics, library, mit)2015-05-31Corngood
kubernetes-webhook-haskell40.0Create Kubernetes Admission Webhooks in Haskell (library, mit, web)2020-08-14amarrella
labsat30.0LabSat TCP Interface Wrapper (library, mit, program, unclassified)2018-03-09bb
labyrinth70.0A complicated turn-based game (game, library, mit)2013-11-17AlexeyKotlyarov
labyrinth-server50.0A complicated turn-based game - Web server (game, mit, program)2013-11-23AlexeyKotlyarov
lackey240.0Generate Ruby clients from Servant APIs. (library, mit, web)2020-06-02fozworth
lacroix42.0fizzy n dizzy (acme, library, mit)2018-06-07chessai
laika30.0Minimalistic type-checked compile-time template engine (library, mit, unclassified)2015-06-25NikitaVolkov
lambda-calculator50.0A lambda calculus interpreter (lambdacalculus, language, library, mit, program, teaching)2017-04-07sgillespie
lambda-canvas50.0Educational drawing canvas for FP explorers. (education, graphics, library, mit)2012-08-29DimitrySolovyov
lambdaBase40.0 (language, library, mit)2015-05-05faleidel
lambdaLit40.0... (language, mit, program)2014-12-18faleidel
lambdabot-zulip30.0Lambdabot for Zulip Chat (library, mit, program, web)2018-11-20NiklasHambuechen
lambdacms-core30.0LambdaCms 'core' subsite for Yesod apps (library, mit, web)2015-07-23cies, matsrietdijk
lambdacms-media80.0LambdaCms "media" extension (library, mit, web)2015-07-26cies, matsrietdijk
lambdatwit20.0Lambdabot running as a twitter bot. Similar to the @fsibot f# bot. (mit, program, web)2014-10-13aaronash
language-c9980.0An implementation of the C99 AST that strictly follows the standard. (language, library, mit)2019-11-30frankdedden
language-c99-simple60.0C-like AST to simplify writing C99 programs. (language, library, mit)2019-05-12frankdedden
language-c99-util60.0Utilities for language-c99. (language, library, mit)2019-04-01frankdedden
language-conf50.0Conf parsers and pretty-printers for the Haskell programming language. (data, library, mit)2016-08-24yamadapc
language-gcl40.0Something similar to Dijkstra's guarded command language (language, library, mit)2014-06-15StijnVanDrongelen
language-hcl70.0HCL parsers and pretty-printers for the Haskell programming language. (data, library, mit)2016-08-12yamadapc
language-ocaml30.0Language tools for manipulating OCaml programs in Haskell (language, library, mit, ocaml)2018-12-12Ptival
language-pig60.0Pig parser in haskell. (language, library, mit)2013-12-16elisehuard
language-typescript60.0A library for working with TypeScript Definition files (language, library, mit)2014-02-02PhilFreeman
language-webidl20.0Parser and Pretty Printer for WebIDL (language, library, mit)2017-10-24izgzhen
laop140.0Matrix programming library (bsd3, data, library, mit)2020-06-05bolt12
latest-npm-version20.0Find the latest version of a package on npm (library, mit, network, program)2014-05-19passy
layout-bootstrap (deprecated)20.0Template and widgets for Bootstrap2 to use with Text.Blaze.Html5 (deprecated, library, mit, text)2012-03-07AlexanderBondarenko
lazy80.0Explicit laziness for Haskell (control, library, mit)2018-04-28NikitaVolkov
lazyset60.0Set and Map from lazy/infinite lists. (data, library, mit)2016-12-15carlos_freund
ldapply90.0LDIF idempotent apply tool (mit, network, program, text)2017-01-12ip1981
lean-peano90.0A maximally lazy, simple implementation of the Peano numbers with minimal dependencies. (library, mit, numeric)2020-05-02oisdk
leankit-api40.0LeanKit API (api, library, mit)2014-01-04dtorok
leanpub-concepts22.0Types for the Leanpub API (library, mit, web)2019-02-04chris_martin, Monoid_Mary
leanpub-wreq32.0Use the Leanpub API via Wreq (library, mit, web)2019-02-04chris_martin, Monoid_Mary
learning-hmm50.0Yet another library for hidden Markov models (algorithms, library, machine-learning, mit, statistics)2015-04-05mnacamura
leb128-cereal220.0LEB128 and SLEB128 encoding (codec, library, mit)2020-11-20JoachimBreitner
lens-aeson2432.75Law-abiding lenses for aeson (library, mit, numeric)2019-09-07EdwardKmett, EricMertens, ryanglscott
lens-text-encoding20.0Isomorphisms and prisms for text <=> bytestring conversions (library, mit, text)2014-10-12IanDuncan
lens-time40.0lens for Data.Time (data, library, mit)2013-08-14TatsuyaTouma
lexer-applicative22.0Simple lexer based on applicative regular expressions (language, library, mit)2018-06-06RomanCheplyaka
lha30.0Data structures for the Les Houches Accord (library, mit, physics)2012-02-06ScottLawrence
lhe40.0Parser and writer for Les-Houches event files (data, library, mit, physics)2012-02-13ScottLawrence
lhs2TeX-hl30.0Literate highlighter preprocessor for lhs2tex (development, language, mit, program)2011-10-15AlessandroVermeulen
libBF880.0A binding to the libBF library. (data, library, mit, program)2020-07-01IavorDiatchki
libfuse370.0A Haskell binding for libfuse-3.x (library, mit, system)2020-11-09yohashi
libinfluxdb50.0libinfluxdb (database, library, mit)2016-05-25wereHamster
liblastfm70.0Lastfm API interface (library, mit, network-apis)2018-08-07DmitryMalikov, MatveyAksenov
libmpd2300.0An MPD client library. (library, mit, network, sound)2021-01-02BenSinclair, JoachimFasting, SimonHengel, psibi
libnotify80.0Bindings to libnotify library (desktop, library, mit, system)2018-07-16MatveyAksenov
libnvvm50.0FFI binding to libNVVM, a compiler SDK component from NVIDIA (foreign, library, mit)2014-04-03seanprime7
librandomorg20.0Wrapper to Random.org API (library, mit, network-apis)2012-06-10MatveyAksenov
librato40.0Bindings to the Librato API (library, mit, network)2014-07-20IanDuncan
libstackexchange20.0StackExchange API interface (library, mit, networkapis)2018-06-14MatveyAksenov
libxls70.0Bindings to libxls (ffi, library, mit)2016-02-25uuhan
libxml-enumerator (deprecated)40.0Enumerator-based API for libXML's SAX interface (deprecated, enumerator, library, mit, parsing, text, xml)2011-04-06JohnMillikin
libxml-sax680.0Bindings for the libXML2 SAX interface (foreign, library, mit, parsing, text, xml)2014-02-15StephenWeber
libzfs30.0Bindings to libzfs, for dealing with the Z File System and Zpools. (library, mit, program, system)2017-03-02implementation
licensor110.0A license compatibility helper (distribution, library, mit, program)2020-04-12jpvillaisaza
lifted-protolude20.0A sensible set of defaults for writing lifted custom Preludes. (library, mit, prelude)2016-07-13parsonsmatt
ligature20.0Expand ligatures in unicode text (library, mit, text)2013-08-14JosefSvenningsson
limp132.0representation of Integer Linear Programs (library, mit, numeric)2018-11-12amosrobinson
limp-cbc150.0bindings for integer linear programming solver Coin/CBC (library, mit, numeric)2018-11-12amosrobinson
lindenmayer50.0L-systems in Haskell (formal-languages, library, mit)2015-06-07reinh
lines-of-action50.0Lines of Action, 2-player strategy board game (game, library, mit)2018-06-16jxv
linux-cgroup20.0Very basic interface to the Linux CGroup Virtual Filesystem (library, mit, system)2014-02-28clord
linux-ptrace20.0Wrapping of Linux' ptrace(2). (library, mit, system)2010-10-31RichardSmith, kriztw
linx-gateway20.0Implementation of the Enea LINX gateway protocol. (library, mit, network, program)2014-08-04PatrikSandahl
lio272.0Labeled IO Information Flow Control Library (library, mit, security)2020-09-23AmitLevy, DavidMazieres, DeianStefan
list-t1432.0ListT done right (control, data-structures, library, mit, streaming)2019-09-30NikitaVolkov
list-t-attoparsec30.0An "attoparsec" adapter for "list-t" (library, mit, parsing, streaming)2016-10-19NikitaVolkov
list-t-html-parser30.0Streaming HTML parser (html, library, mit, parser, streaming)2016-10-19NikitaVolkov
list-t-http-client40.0A streaming HTTP client (http, library, mit, streaming)2015-04-23NikitaVolkov
list-t-libcurl50.0A "libcurl"-based streaming HTTP client (http, library, mit, streaming)2018-02-12NikitaVolkov
list-t-text40.0A streaming text codec (codec, library, mit, streaming)2016-10-19NikitaVolkov
lists-flines20.0Additional data and structures to some 'String'-related lists. (data, library, mit)2020-10-05OleksandrZhabenko
literals60.0Non-overloaded functions for concrete literals. (data, library, mit)2013-03-30JulianFleischer
ll-picosat20.0 (library, mit, unclassified)2015-01-01DanielWaterworth
llsd20.0An implementation of the LLSD data system (library, mit, networking, program)2010-08-30BryanOSullivan
llvm-hs-pretty242.0A pretty printer for LLVM IR. (compilers, library, mit)2020-01-06sdiehl
lmonad30.0LMonad is an Information Flow Control (IFC) framework for Haskell applications. (library, mit, security)2016-01-08jp_rider
lmonad-yesod60.0LMonad for Yesod integrates LMonad's IFC with Yesod web applications. (library, mit, security, web, yesod)2016-04-19jp_rider
locators130.0Human exchangable identifiers and locators (bsd3, library, mit, other)2020-07-28AndrewCowie
log-effect70.0An extensible log effect using extensible-effects (control, effect, library, logging, mit, program)2019-03-02ibotty, sickmind
log-warper500.0Flexible, configurable, monadic and pretty logging (library, logging, mit, program)2020-03-04gromak, volhovm, serokell
logging192.0Simplified logging in IO for application writers. (library, mit, system)2018-01-29JohnWiegley, aupiff
logging-effect-extra60.0Supplemental packages for `logging-effect`. (library, mit, other, program)2018-08-05jship
logging-effect-extra-file80.0TH splices to augment log messages with file info (library, mit, other, program)2018-08-06jship
logging-effect-extra-handler50.0Handy logging handler combinators (library, mit, other, program)2018-08-06jship
logging-facade1260.0Simple logging abstraction that allows multiple back-ends (library, mit, system)2017-06-01SimonHengel, SoenkeHahn
logging-facade-journald20.0Journald back-end for logging-facade (library, mit, system)2014-11-24SoenkeHahn
loglevel70.0Log Level Datatype (library, mit, system)2018-08-30larsk
logplex-parse20.0Parse Heroku application/logplex documents (library, mit, text)2015-12-13keith_duncan
logsink20.0A logging framework for Haskell (library, mit, system)2017-05-30SimonHengel, jkarni
logstash70.0Logstash client library for Haskell (library, mit, network)2020-12-18mbg
longboi40.0Dependently-typed linked list implementation (data, library, mit)2018-01-16chessai
longshot21.5Fast Brute-force search using parallelism (algorithm, cryptography, library, mit, parallelism, program, search)2020-10-12thyeem
loop1570.0Fast loops (for when GHC can't optimize forM_) (control, library, mit)2015-09-03NiklasHambuechen
lorentz400.0EDSL for the Michelson Language (agpl, language, library, mit)2020-12-30sjakobi, gromak, serokell
loshadka20.0Minecraft 1.7 server proxy that answers to queries when the server is offline (mit, network, program)2014-04-25LnYnp6WCYyKG3yhdLDztVRuQjTFKEy
louis20.0Turning images into text using Braille font (graphics, library, mit)2019-09-21tsoding
loup220.0Amazon Simple Workflow Service Wrapper for Work Pools. (aws, cloud, distributed-computing, library, mit, network, program)2017-11-04markfine
lsp110.0Haskell library for the Microsoft Language Server Protocol (development, library, mit)2020-11-26AlanZimmerman, wz1000, luke_
lsp-types240.0Haskell library for the Microsoft Language Server Protocol, data types (development, library, mit)2020-11-03AlanZimmerman, wz1000, luke_
ltiv1p130.0Partial implementation of a service provider for LTI 1.1. (library, mit, network, web)2016-08-24achirkin
lua-bc40.0Lua bytecode parser (language, library, mit)2016-12-07EricMertens
luautils30.0Helpers for Haskell integration with Lua (library, mit, scripting)2015-06-25AnupamJain
lucid-cdn30.0Curated list of CDN imports for lucid. (bsd3, library, mit, web)2020-10-16locallycompact
lucid-extras82.0Generate more HTML with Lucid - Bootstrap, Rdash, Vega-Lite, Leaflet JS, Email. (graphics, library, mit, web)2019-02-19glutamate, ocramz
lushtags70.0Create ctags compatible tags files for Haskell programs (development, mit, program)2011-09-20BitConnor
lye30.0A Lilypond-compiling music box (mit, program, sound)2013-01-06CorbinSimpson
lz4-frame-conduit20.0Conduit implementing the official LZ4 frame streaming format (library, mit, program, web)2020-09-12NiklasHambuechen
mackerel-client80.0An API client library for Mackerel (library, mit, web)2020-07-18itchyny
maclight60.0Control screen and keyboard backlights on MACs under Linux (apple, library, mit, program)2014-06-04TychoAndersen
mail-pool80.0Preconfigured email connection pool on top of smtp. (email, library, mit, program)2020-12-03Jappie
mailchimp40.0Bindings for the MailChimp API (library, mit, web)2017-06-07jpvillaisaza
mailchimp-subscribe20.0MailChimp subscription request handler (mail, mit, program)2014-12-02mietek
make-monofoldable-foldable30.0Make a MonoFoldable type into an ordinary Foldable type. (data, library, mit)2017-03-10clinton
makefile80.0Simple Makefile parser and generator (library, mit, parsing)2017-10-23nmattia
mallard160.0Database migration and testing as a library. (database, library, mit, program)2017-09-24andrewrademacher
mameya80.0Static Website Generator in Haskell (library, mit, program, web)2018-09-16bururabit
mandrill190.0Library for interfacing with the Mandrill JSON API (library, mit, network)2019-11-28AlfredoDiNapoli, OliverCharles
maquinitas-tidal50.0library for MIDI control of hardware (library, mit, sound)2020-04-21montoyamoraga
marihana30.0Minimal tool to make your blog in Haskell (library, mit, program, web)2018-04-28suzukeno
markdown-unlit1960.0Literate Haskell support for Markdown (development, library, mit, program)2020-12-26SimonHengel
markov-processes40.0Hidden Markov processes. (ai, library, mit)2014-05-16vi
marmalade-upload40.0Upload packages to Marmalade (development, library, mit, program)2014-10-26lunaryorn
master-plan80.0The project management tool for hackers (library, mit, program, tools)2017-08-18rodrigosetti
matcher20.0A composable abstraction for checking or converting a context value (library, mit, unclassified)2016-04-04NikitaVolkov
maude20.0An interface to the Maude rewriting system. (language, library, mit)2012-07-09DavidLazar
mcmaster-gloss-examples40.0 (graphics, mit, program)2014-04-07yuriyt
mcmc-types21.75Common types for sampling. (library, math, mit, numeric)2016-12-04JaredTobin
mdcat40.0Markdown viewer in your terminal (library, mit, program, text)2015-03-17bobfang1992
mdp50.0Tools for solving Markov Decision Processes. (algorithms, library, math, mit, program)2016-11-29prsteele
mealstrom162.0Manipulate FSMs and store them in PostgreSQL. (control, database, library, mit)2021-01-15amx
means30.0calculate varieties of mean/average using semigroup. (data, library, mit)2016-06-13winterland
medea200.0A schema language for JSON. (data, library, mit)2020-08-05koz_ross
mega-sdist180.0Handles uploading to Hackage from mega repos (distribution, mit, program)2020-06-24MichaelSnoyman
melody40.0A functional scripting language (language, library, mit, program)2014-01-10jozefg
memcache-conduit20.0Conduit library for memcache procotol (library, mit, network)2015-04-27junjihashimoto
memcache-haskell20.0Memcache procotol library (library, mit, network)2015-04-27ikehara, junjihashimoto, yjkmy
memcached-binary50.0memcached client using binary protocol. (database, library, mit)2014-09-11HirotomoMoriwaki
memdb20.0Efficient in memory indexed database (database, library, mit)2019-07-22pkamenarsky
memis70.0Memis Efficient Manual Image Sorting (data, mit, program)2017-02-01johannesgerer
memo-ptr50.0Pointer equality memoization (control, library, mit)2015-05-31edofic
memoization-utils50.0Utilities for memoizing functions (control, library, mit)2015-11-06yamadapc
menoh140.0Haskell binding for Menoh DNN inference library (deep-learning, library, machine-learning, mit)2018-11-08MasahiroSakai
mercury-api120.0Haskell binding to Mercury API for ThingMagic RFID readers (hardware, library, mit, program)2019-01-09ppelleti
mergeful40.0 (library, mit, unclassified)2020-05-21Norfair
mergeful-persistent40.0Support for using mergeful from persistent-based databases (library, mit, unclassified)2020-05-21Norfair
mergeless110.0 (library, mit, unclassified)2020-05-21Norfair
mergeless-persistent20.0Support for using mergeless from persistent-based databases (library, mit, unclassified)2020-05-21Norfair
messagepack130.0Serialize instance for Message Pack Object (data, library, mit)2016-12-01rodrigosetti, saep
messagepack-rpc30.0Message Pack RPC over TCP (library, mit, network)2015-11-04rodrigosetti
messente50.0Messente SMS Gateway (api, library, mit)2015-04-04kaiko
metric40.0Metric spaces. (data, library, mit)2014-05-30vi, SimonAlling
metrics100.0High-performance application metric tracking (data, library, mit)2017-08-09IanDuncan
mezzo92.0Typesafe music composition (library, mit, music)2017-10-08DimaSamoz
mgeneric70.0Generics with multiple parameters (data, library, mit)2015-03-21rbocquet
mi30.0Multiple Instance for Haskell (language, library, mit)2014-02-28matt
microbase30.0A minimal base to work around GHC bugs. (library, mit, prelude)2020-04-28dailectic
microgroove80.0Array-backed extensible records (library, mit, records)2018-02-20dailectic
microlens-aeson1220.0Law-abiding lenses for Aeson, using microlens. (library, mit, numeric)2020-07-19fosskers
microsoft-translator30.0Bindings to the Microsoft Translator API (library, mit, natural-language)2018-12-29Cliff_Harvey
mighty-metropolis90.0The Metropolis algorithm. (library, mit, numeric)2020-05-21JaredTobin
mime-mail1282.0Compose MIME email messages. (email, library, mit)2019-04-06DanielChoi, MichaelSnoyman, psibi, MarekSuchanek
mime-mail-ses240.0Send mime-mail messages via Amazon SES (library, mit, program, web)2020-09-04MichaelSnoyman, psibi, kindaro
mime-types4670.0Basic mime-type handling types and functions (library, mit, web)2018-12-23MichaelSnoyman
mini-egison100.0Template Haskell Implementation of Egison Pattern Matching (data, library, mit, pattern, program)2020-03-04SatoshiEgi, momohatt
miniforth30.0Miniature FORTH-like interpreter (language, library, mit, program)2015-03-08L8D
minilight130.0A SDL2-based graphics library, batteries-included. (graphics, library, mit, program)2020-05-05myuon
minilight-lua20.0A binding library of minilight for Lua langauge. (graphics, library, mit, program)2020-05-16myuon
minisat-solver70.0High-level Haskell bindings for the MiniSat SAT solver. (library, logic, mit)2016-10-24PeterSelinger
minlen40.0Express the minimum length of a container in its type (data, library, mit)2016-07-04MichaelSnoyman
miv360.0Vim plugin manager written in Haskell (compiler, mit, program)2021-01-17itchyny
mixed-strategies20.0Find optimal mixed strategies for two-player games (library, math, mit, program)2012-12-14BartonMassey
mm2 (deprecated in favor of mmsyn2)40.0The library that can be used for optimization of multiple (Ord a) => a -> b transformations (binary-search, deprecated, development, library, mit)2019-09-21OleksandrZhabenko
mmsyn290.0The library that can be used for multiple (Ord a) => a -> b transformations (binary-search, development, library, mit)2020-10-30OleksandrZhabenko
mmsyn2-array170.0A library with less dependencies that can be used for multiple Ord a => a -> b transformations. (binary-search, data, development, language, library, mit)2020-12-18OleksandrZhabenko
mmsyn331.25A small library to deal with executable endings (library, mit, system)2020-05-14OleksandrZhabenko
mmsyn4211.25The "glue" between electronic tables and GraphViz (GraphViz, graphics, library, mit, program)2020-12-16OleksandrZhabenko
mmsyn5110.0Various additional operations on lists (some with intermediate Monads) (data, library, lists, mit)2020-10-29OleksandrZhabenko
mmsyn6ukr340.0A musical instrument synthesizer or a tool for Ukrainian language listening (Ukrainian, language, library, mit, program, speech-approximation)2020-11-07OleksandrZhabenko
mmsyn6ukr-array110.0A musical instrument synthesizer or a tool for Ukrainian language listening (Ukrainian, language, library, mit, program, tts)2020-12-18OleksandrZhabenko
mmsyn7h230.0Produces a sound recording specified by the Ukrainian text. (Ukrainian, language, library, mit, program, sound, sox, speech-approximation, speech-transformation, voice)2020-12-03OleksandrZhabenko
mmsyn7l280.0Modifies the amplitudes of the Ukrainian sounds representations created by mmsyn7ukr package. (Ukrainian, library, mit, program, sound, sox, speech-approximation, speech-transformation, voice)2020-08-16OleksandrZhabenko
mmsyn7s160.0Shows a sorted list of the Ukrainian sounds representations that can be used by mmsyn7 series of programs (Ukrainian, language, library, mit, program, speech-approximation, speech-transformation, syllable-segmentation)2020-10-09OleksandrZhabenko
mmsyn7ukr530.0A simple basic interface to some SoX functionality or to produce a voice that can be used by mmsyn7h (Ukrainian, language, library, mit, program, sound, sox, speech-approximation, speech-transformation, voice)2020-08-16OleksandrZhabenko
mmsyn7ukr-common370.0Some common for mmsyn7ukr and mmsyn7ukr-array functionality using SoX. (Ukrainian, language, library, mit, sound, sox)2021-01-15OleksandrZhabenko
mockazo40.0Mock records of functions easily (library, mit, testing)2019-07-02NickSeagull
mockery1220.0Support functions for automated testing (library, mit, testing)2017-06-13SimonHengel, SoenkeHahn
mod1190.0Fast type-safe modular arithmetic (library, math, mit, number-theory)2020-12-30Bodigrim
modular-prelude (deprecated)50.0A new Prelude featuring first class modules (control, deprecated, library, mit)2012-08-18DanBurton
modular-prelude-classy (deprecated)40.0Reifying ClassyPrelude a la ModularPrelude (control, deprecated, library, mit)2012-08-18DanBurton
mole80.0A glorified string replacement tool (mit, program, system)2020-05-02wereHamster
monad-bayes90.0A library for probabilistic programming. (library, mit, program, statistics)2020-04-08curiousleo
monad-classes (deprecated)52.0more flexible mtl (control, deprecated, library, mit)2018-05-07
monad-gen250.0A simple monad for generating fresh integers (library, mit, utility)2014-12-16jozefg
monad-levels70.0Specific levels of monad transformers (control, library, mit)2015-02-03IvanMiljenovic
monad-log30.0A simple and fast logging monad (development, library, mit)2016-04-25winterland
monad-logger6340.0A class of monads which can log messages. (library, mit, system)2020-11-24MichaelSnoyman
monad-logger-json30.0JSON-friendly Logging APIs (library, logging, mit)2015-03-31MichaelSnoyman, dysinger
monad-logger-logstash30.0Logstash backend for monad-logger. (library, mit, system)2020-12-11mbg
monad-logger-syslog50.0syslog output for monad-logger (library, logging, mit)2019-11-25GregWeber, MichaelSnoyman, dysinger, iamemhn
monad-markov40.0Markov process monad (control, library, mit)2018-06-29arran
monad-metrics162.0A convenient wrapper around EKG metrics (library, mit, web)2020-12-07parsonsmatt
monad-open30.0Open recursion for when you need it (control, library, mit)2015-03-22JonSterling
monad-parallel-progressbar50.0Parallel execution of monadic computations with a progress bar (control, library, mit, monads, system, user-interfaces)2015-04-05mnacamura
monad-recorder70.0Record and replay the results of monadic actions (general, library, mit)2018-03-18harendra
monad-supply100.0Stateful supply monad (control, data, library, mit, monad, monads)2020-09-14GeoffHulette
monad-timing30.0Monad transformer for recording timing events (control, library, mit)2016-06-13pikajude
monad-unify50.0Generic first-order unification (library, mit, unification)2014-04-15PhilFreeman
monad-unlift (deprecated in favor of unliftio-core, unliftio, rio)640.0Typeclasses for representing monad transformer unlifting (control, deprecated, library, mit)2016-05-03MichaelSnoyman
monad-unlift-ref52.0Typeclasses for representing monad transformer unlifting (control, library, mit)2017-11-21MichaelSnoyman
monadlog60.0A simple and fast logging monad (development, library, mit)2017-11-07zmactep
mondo (deprecated in favor of monzo)50.0Haskell bindings for the Mondo API (deprecated, library, mit, web)2016-04-05mbg
money50.0Money (finance, library, mit)2016-11-23jpvillaisaza
mongodb-queue40.0message queue using MongoDB (database, library, mit)2014-01-22GregWeber
mongrel2-handler20.0Mongrel2 Handler Library (library, mit, web)2011-08-06BardurArantsson
monitor20.0Do things when files change. (mit, program, system)2013-07-10MartinStensgard
mono-traversable8182.0Type classes for mapping, folding, and traversing monomorphic containers (data, library, mit)2019-12-25GregWeber, MichaelSnoyman
mono-traversable-instances1460.0Extra typeclass instances for mono-traversable (data, library, mit)2020-07-19MichaelSnoyman
mono-traversable-wrapper40.0Wrapper providing Foldable instance for MonoFoldables. (data, library, mit)2017-02-26oisdk
monoid-absorbing70.0A library for (left, right) zero monoids and backtracking with cut (algebra, library, mit)2015-10-16maciejpirog
monzo30.0Haskell bindings for the Monzo API (library, mit, web)2016-08-27mbg
more-containers160.0A few more collections (data-structures, library, mit)2019-12-14mtth
morley490.0Developer tools for the Michelson Language (agpl, language, library, mit, program)2021-01-12sjakobi, gromak, serokell
morpheus-graphql322.25Morpheus GraphQL (graphql, library, mit, web)2020-11-05nalchevanidze
morpheus-graphql-client92.25Morpheus GraphQL Client (client, graphql, library, mit, web)2020-11-05nalchevanidze
morpheus-graphql-core82.0Morpheus GraphQL Core (graphql, library, mit, web)2020-11-05nalchevanidze
morpheus-graphql-subscriptions30.0Morpheus GraphQL Subscriptions (graphql, library, mit, subscriptions, web)2020-11-05nalchevanidze
morphisms20.0It's all about functions (control, data, library, mit)2019-01-04iokasimovmt
morphisms-functors30.0Functors, theirs compositions and transformations (control, data, library, mit)2019-01-15iokasimovmt
morphisms-functors-inventory20.0Inventory is state and store (control, data, library, mit)2019-01-12iokasimovmt
morphisms-objects20.0Algebraic structures (control, data, library, mit)2019-01-08iokasimovmt
moss40.0Haskell client for Moss (library, mit, web)2020-11-12mbg
moving-averages20.0This is a library for calculating moving averages on lists of numbers. (library, mathematics, mit)2017-05-12joshuaclayton
mqtt60.0An MQTT protocol implementation. (iot, library, mit, network)2017-03-23LarsPetersen
mr-env122.0A simple way to read environment variables in Haskell (library, mit, system)2020-07-09meowgorithm
msh (deprecated in favor of hoop)70.0Object-Oriented Programming in Haskell (deprecated, language, library, mit)2015-10-21mbg
msu20.0Monitor Setup Utility (mit, program, unclassified)2014-05-07PatrickBrisbin
mtl-prelude40.0Reexports of most definitions from "mtl" and "transformers" (library, mit, prelude)2016-05-24NikitaVolkov
mtl-uplift20.0Lift substacks of monad transformer stacks (control, library, mit)2020-09-27sgschlesinger
mtsl50.0Reified monad transformer stacks (control, library, mit)2020-09-28sgschlesinger
muesli60.0A simple document-oriented database (database, library, mit)2015-05-29CalinArdelean
multi-cabal40.0A tool supporting multi cabal project builds. (development, library, mit, program)2015-08-06bash0r
multi-trie50.0Trie of sets, as a model for compound names having multiple values (data, library, mit)2016-11-07vadimvinnik
multimap530.0A multimap. (data-structures, library, mit)2013-06-01JulianFleischer
multipath40.0Parser and builder for unix-path-like objects. (codec, library, mit)2016-11-05SupraSummus
multiplate40.0Lightweight generic library for mutually recursive data types. (generics, lenses, library, mit)2015-09-27RussellOConnor
multiplate-simplified40.0Shorter, more generic functions for Multiplate. (generics, library, mit)2012-04-22BalazsEndresz
murmur3110.0Pure Haskell implementation of the MurmurHash3 x86_32 algorithm. (data, hash, library, mit, murmur, public-domain)2020-06-12PhilippeLaprade, jprupp
mustache-haskell20.0Straight implementation of mustache templates (library, mit, program, text)2014-12-11DanielChoi
mutable-containers1730.0Abstactions and concrete implementations of mutable containers (data, library, mit)2018-02-02MichaelSnoyman
mwc-probability670.0Sampling function-based probability distributions. (library, math, mit)2020-07-31JaredTobin, ocramz
mxnet80.0MXNet interface in Haskell. (library, machine-learning, mit)2017-10-22sighingnow
mxnet-examples40.0Examples for MXNet in Haskell. (machine-learning, mit, program)2017-10-22sighingnow
mxnet-nnvm (deprecated in favor of mxnet)30.0NNVM interface in Haskell. (deprecated, library, machine-learning, mit)2017-02-10sighingnow
myo40.0Haskell binding to the Myo armband (library, mit, program, system)2015-09-13AlfredoDiNapoli
mysql-effect40.0An extensible mysql effect using extensible-effects and mysql-simple (database, effect, library, mit)2014-06-05ibotty
mystem20.0Bindings for Mystem morphological analyzer executabe (library, mit, natural-language-processing, program)2016-08-02wapxmas
mywatch140.0Web application to view and kill MySQL queries (databases, mit, program, web)2017-05-20ip1981
myxine-client30.0A Haskell client for the Myxine GUI server (gui, library, mit)2020-08-17kwf
nagios-check80.0Package for writing monitoring plugins (library, metrics, mit, monitoring, system)2015-09-01fractalcat
nagios-plugin-ekg40.0Monitor ekg metrics via Nagios (library, mit, program, system)2015-06-26fractalcat
named-records90.0Flexible records with named fields. (data, library, mit, records)2013-05-26JulianFleischer
named-sop30.0Dependently-typed sums and products, tagged by field name (data, library, mit)2020-02-20sjsch
namelist20.0fortran90 namelist parser/pretty printer (library, mit, text)2015-06-12HirotomoMoriwaki
names50.0Type level names. (data, library, mit, type-system)2013-04-02JulianFleischer
nano-erl42.0Small library for Erlang-style actor semantics (concurrency, library, mit)2016-01-23TomMurphy
nanomsg-haskell50.0Bindings to the nanomsg library (library, mit, network)2019-01-16BenGamari, IvarNymoen
nanospec1130.0A lightweight implementation of a subset of Hspec's API (library, mit, testing)2018-01-11SimonHengel
nat-sized-numbers20.0Variable-sized numbers from type-level nats. (library, mit, numeric)2017-05-05oisdk
ndjson-conduit30.0Conduit-based parsing and serialization for newline delimited JSON. (data, library, mit)2016-09-15srijs
neat30.0A Fast Retargetable Template Engine (library, mit, program, text)2014-02-08ajg
neat-interpolation4012.5A quasiquoter for neat and simple multiline text interpolation (library, mit, quasiqoutes, quasiquotes, string)2020-09-04NikitaVolkov
needle50.0ASCII-fied arrow notation (control, library, mit)2014-09-28ScrambledEggs
netpbm320.0Loading PBM, PGM, PPM image files (codec, graphics, library, mit)2019-03-22NiklasHambuechen, PatrickChilton
netrium40.0Contract normaliser and simulator (finance, library, mit, program)2018-02-01abrar
nettle670.0safe nettle binding (cryptography, library, mit)2018-06-16stbuehler
netwire-input50.0Input handling abstractions for netwire (game, library, mit)2018-03-09Mokosha
netwire-input-glfw80.0GLFW instance of netwire-input (game, library, mit)2020-03-14Mokosha
netwire-vinylglfw-examples40.0Netwire/GLFW/VinylGL input handling demo (game, mit, program)2016-10-22RandKleisli
network-address50.0IP data structures and textual representation (data, library, mit, network)2011-09-07SebastianNowicki
network-anonymous-i2p40.0Haskell API for I2P anonymous networking (library, mit, network)2015-03-26solatis
network-anonymous-tor40.0Haskell API for Tor anonymous networking (library, mit, network, program)2015-10-23solatis
network-arbitrary92.0Arbitrary Instances for Network Types (library, mit, testing)2020-12-01alunduil
network-attoparsec30.0Utility functions for running a parser against a socket (library, mit, network, parsing)2015-03-15solatis
network-conduit-tls190.0Create TLS-aware network code with conduits (library, mit, network)2018-06-25MichaelSnoyman
network-enumerator (deprecated)60.0Enumerators for network sockets (data, deprecated, enumerator, library, mit)2012-11-25JohnMillikin
network-service20.0Provide a service at the data type level. (library, mit, network)2014-12-01angerman
network-transport-amqp20.0AMQP-based transport layer for distributed-process (aka Cloud Haskell) (library, mit, network)2015-04-16AlfredoDiNapoli
network-uri-json110.0FromJSON and ToJSON Instances for Network.URI (library, mit, network)2020-08-28alunduil
network-uri-static20.0A small utility to declare type-safe static URIs (library, mit, network)2020-05-05snak
network-voicetext20.0VoiceText Web API wrapper (library, mit, network)2017-12-13zaneli
network-wai-router20.0A routing library for wai (library, mit, web)2014-08-15georgerogers42
neural122.0Neural Networks in native Haskell (library, machine-learning, mit, program)2017-07-27lbrunjes
newtype-deriving40.0Instance derivers for newtype wrappers (control, library, mit, template-haskell)2016-05-02NikitaVolkov
ngrams-loader30.0Ngrams loader based on http://www.ngrams.info format (data, library, mit, program)2014-03-25YorickLaupa
niagra52.0High performance CSS EDSL (data, library, mit)2017-04-12natesymer
nice-html40.0A fast and nice HTML templating library with distinct compilation/rendering phases. (library, mit, web)2018-01-15MikeLedger
nicify40.0Pretty print the standard output of default `Show` instances. (mit, program, text, tools, utilities)2015-03-22JulianFleischer
nicify-lib190.0Pretty print the standard output of default `Show` instances. (library, mit, text, tools, utilities)2015-03-22JulianFleischer
niv350.0Easy dependency management for Nix projects (development, library, mit, program)2021-01-05nmattia
nixfromnpm70.0Generate nix expressions from npm packages. (mit, nix, program, tools)2016-07-14thinkpad20
nn70.0A tiny neural network (ai, library, mit)2018-04-06deepinside
noether50.0Math in Haskell. (library, math, mit, program)2017-06-25mrkgnao
noise50.0A friendly language for graphic design (library, mit, program, text)2013-05-21TomBrow
noli30.0A static site generator (bsd3, library, mit, web)2020-07-24EndiSukaj
nonfree50.0Free structures sans laws (debug, library, mit)2018-07-24ShachafBenKiki
nothunks4882.0Examine values for unexpected thunks (development, library, mit)2020-12-03EdskoDeVries
now-haskell30.0Zeit Now haskell-side integration and introspection tools. (library, mit, program, web)2019-08-21IanDuncan
nqe70.0Concurrency library in the style of Erlang/OTP (control, library, mit, public-domain)2020-06-15jprupp
nth-prime20.0Computing the nth prime (mit, number-theory, program)2015-05-13JoeHurd
number30.0A library for real numbers (library, math, mit)2015-09-10rnhmjoj
numeric-qq20.0Quasi-quoters for numbers of different bases (library, mit, numeric, quasiquotes)2015-12-19NikitaVolkov
numeric-ranges30.0A framework for numeric ranges. (library, mit, numeric)2016-01-05NicolasDelPiano
o-clock272.25Type-safe time library. (library, mit, mpl, program, time)2021-01-12int_index, gromak, shersh, vrom911, serokell
oauthenticated50.0Simple OAuth for http-client (library, mit, network, web)2018-03-05JosephAbrahamson, ibotty, dfithian
ochintin-daicho40.0A module to manage payroll books for Japanese companies. (business, library, mit)2018-09-07arowM
octane (deprecated in favor of rattletrap)150.0Parse Rocket League replays. (deprecated, game, library, mit, program)2017-10-24fozworth
octohat20.0A tested, minimal wrapper around GitHub's API. (library, mit, network, program)2015-08-17jsl, stackbuilders, sestrella
oden-go-packages40.0Provides Go package metadata. (language-tools, library, mit)2016-02-25owickstrom
odpic-raw200.0Oracle Database Bindings (database, ffi, library, mit, odpi-c, oracle, raw)2019-04-24leptonyu
ogmarkup (deprecated)111.5A lightweight markup language for story writers (deprecated, library, mit, web)2018-02-28lethom
oidc-client360.0OpenID Connect 1.0 library for RP (library, mit, web)2020-11-15ShoKuroda
om-actor20.0Actor pattern utilities. (concurrency, library, mit)2020-03-20taphu, rickowens
om-elm72.0Haskell utilities for building embedded Elm programs. (library, mit, web)2019-05-10taphu
om-fail30.0Monad transformer providing MonadFail. (library, mit, unclassified)2020-03-11taphu
om-http-logging20.0om-http-logging (library, mit, web)2020-08-12taphu
on-demand-ssh-tunnel50.0Program that sends traffic through SSH tunnels on-demand (library, mit, network, program)2015-02-24pedja
one-time-password80.0HMAC-Based and Time-Based One-Time Passwords (cryptography, library, mit)2016-06-11AlekseyUymanov
oneormore50.0A never-empty list type. (data, library, mit)2014-08-04thinkpad20
onu-course40.0Code for the Haskell course taught at the Odessa National University in 2012 (education, library, mit)2012-09-20RomanCheplyaka
opaleye-classy40.0Opaleye wrapped up in classy MTL attire. (database, library, mit)2015-08-30BenKolera
open-signals60.0A mechanism similar to checked exceptions that integrates with MTL and transformer stacks (control, library, mit)2016-04-17darwin226
open-union80.0Extensible, type-safe unions. (data, library, mit, program)2018-04-20BenFoppa
openapi-petstore50.0Auto-generated openapi-petstore API Client (library, mit, web)2019-03-02jonschoning
openapi3-code-generator150.0OpenAPI3 Haskell Client Code Generator (code-generator, library, mit, program)2020-06-09remo_doerig, joel_fisch
opengl-dlp-stereo50.0Library and example for using DLP stereo in OpenGL (graphics, library, mit, program)2016-04-16BrianBush
opengl-spacenavigator40.0Library and example for using a SpaceNavigator-compatible 3-D mouse with OpenGL (graphics, library, mit, program)2016-04-16BrianBush
openpgp-asciiarmor550.0OpenPGP (RFC4880) ASCII Armor codec (codec, data, library, mit)2019-06-30ClintAdams
opensource40.0Haskell API Wrapper for the Open Source License API (library, mit, network)2018-10-12ClintAdams
openssh-github-keys40.0Fetch OpenSSH keys from a GitHub team (library, mit, program, system)2015-04-23jsl, stackbuilders, sestrella
opentheory30.0The standard theory library (formal-methods, library, mit)2015-07-24JoeHurd
opentheory-bits50.0Natural number to bit-list conversions (formal-methods, library, mit)2015-10-19JoeHurd
opentheory-byte40.0Bytes (formal-methods, library, mit)2015-10-19JoeHurd
opentheory-char (deprecated in favor of opentheory-unicode)20.0Unicode characters (deprecated, library, mit, program, text)2012-11-10JoeHurd
opentheory-divides30.0The divides relation on natural numbers (library, mit, number-theory)2015-10-19JoeHurd
opentheory-fibonacci20.0Fibonacci numbers (library, mit, number-theory)2015-10-19JoeHurd
opentheory-parser20.0Stream parsers (library, mit, parsing)2015-10-19JoeHurd
opentheory-prime30.0Prime natural numbers (library, mit, number-theory)2015-10-19JoeHurd
opentheory-primitive40.0Haskell primitives used by OpenTheory packages (formal-methods, library, mit)2015-10-19JoeHurd
opentheory-probability30.0Probability (formal-methods, library, mit)2015-10-19JoeHurd
opentheory-stream30.0Infinite stream types (library, list, mit)2015-10-19JoeHurd
opentheory-unicode20.0Unicode characters (library, mit, text)2015-10-19JoeHurd
opentok50.0An OpenTok SDK for Haskell (library, mit, web, webrtc)2018-09-07adrice727
operate-do30.0Simple project template from stack (library, meta, mit)2016-11-09mizunashi_mana
operational-class40.0MonadProgram typeclass for the operational package (control, library, mit)2015-07-12srijs
oplang10.0Compiler for OpLang, an esoteric programming language (compiler, mit, program)2020-10-10aionescu
optima100.0Simple command line interface arguments parser (cli, library, mit, options, parsing)2020-08-14NikitaVolkov
optima-for-hasql20.0Command-line arguments parsing for Hasql (command-line, hasql, library, mit, options)2019-10-31NikitaVolkov
option30.0A strict version of Maybe (data, library, mit)2016-01-02georgerogers42
options540.0A powerful and easy-to-use command-line option parser. (console, library, mit)2015-01-13JohnMillikin
options-time40.0Command-line option types for dates and times. (console, library, mit)2014-12-15JohnMillikin
optparse-applicative-simple50.0Simple command line interface arguments parser (cli, library, mit, options, parsing)2019-07-06NikitaVolkov
optparse-declarative52.25Declarative command line option parser (library, mit, system)2020-11-01HideyukiTanaka, kakkun61
oset20.0An insertion-order-preserving set (command-line, library, mit, program)2019-02-09rcook
ot30.0Real-time collaborative editing with Operational Transformation (library, mit, text)2015-10-13TimBaumann
outsort20.0External sorting package based on Conduit (algorithms, mit, program)2019-07-11luispedro
overhang52.25Hang loose with your lambdas! (combinators, functions, library, mit, utility)2018-02-02jship
overload100.0Finite overloading (control, library, mit)2018-03-08darwin226
overture (deprecated in favor of flow)30.0An alternative to some of the Prelude. (deprecated, library, mit, prelude)2015-03-31fozworth
package-description-remote30.0Fetches a 'GenericPackageDescription' from Hackage (library, mit, web)2015-11-28yamadapc
paddle40.0API to the Paddle payment processor (library, mit, web)2020-12-14domenkozar
pads-haskell30.0PADS data description language for Haskell. (language, library, mit)2019-06-10KarlCronburg
pagarme (deprecated)20.0Pagarme API wrapper (deprecated, library, mit, program, web)2015-03-17diogob
pairing272.0Bilinear pairings (cryptography, library, mit)2020-04-28sdiehl
pandoc-csv2table230.0Convert CSV to Pandoc Table Markdown (library, mit, program, text)2020-01-27baig, vmandela
pandoc-highlighting-extensions20.0Syntax highlighting customization for Pandoc (library, mit, text)2019-02-08chris_martin, Monoid_Mary
pandoc-include150.0Include other Markdown files (library, mit, program, text)2015-12-08steindani
pandoc-markdown-ghci-filter30.0Pandoc-filter to evaluate `code` section in markdown and auto-embed output. (documentation, filter, library, mit, program, text)2019-07-06gdevanla
pandoc-plantuml-diagrams70.0Render and insert PlantUML diagrams with Pandoc (library, mit, program, text)2020-01-23thriqon
pandoc-sidenote90.0Convert Pandoc Markdown-style footnotes into sidenotes (commandline, library, mit, program)2017-08-13jez
pandoc-throw20.0MonadThrow behaviour for Pandoc. (library, mit, text)2020-09-05locallycompact
pandoc-unlit (deprecated in favor of markdown-unlit)50.0Literate Haskell support for GitHub's Markdown flavor (deprecated, development, mit, program)2012-07-15SimonHengel
pandoc-utils140.0Utility functions to work with Pandoc in Haskell applications. (library, mit, pandoc, text)2020-05-25Krasjet
pandora550.0A box of patterns and paradigms (control, data, library, mit)2021-01-17iokasimovmt
pansite40.0Pansite: a simple web site management tool (library, mit, program, web)2018-04-28rcook
paranoia20.0http proxy server (library, mit, program, web)2016-05-01troydm
paripari50.0Parser combinators with fast-path and slower fallback for error reporting (library, mit, program, text)2020-06-17minad
parsec-class260.0Class of types that can be constructed from their text representation (library, mit, text)2018-07-07PeterSimons
parsec-free40.0Parsec API encoded as a deeply-embedded DSL, for debugging and analysis (library, mit, text)2016-10-11JohnWiegley
parsec-pratt20.0Pratt Parser combinator for Parsec (library, mit, program, text)2016-08-02jh3141
parsec-trace30.0Add a hierarchical trace to Parsec parsers. (library, mit, parsing)2015-11-04sleepomeno
parseerror-eq20.0Adds and Eq instance for Parsec's ParseError if needed (library, mit, text)2015-04-23jsl, sestrella
partial40.0A nullary type class for partial functions (control, library, mit)2017-11-28PhilFreeman
partial-handler70.0A composable exception handler (error-handling, exceptions, failure, library, mit)2018-02-12NikitaVolkov
partial-lens (deprecated in favor of data-lens)30.0Haskell 98 Partial Lenses (comonads, control, deprecated, library, mit)2011-12-21RussellOConnor
passwords50.0Password generation/validation library (cryptography, library, mit)2015-04-14mkulkin
path-binary-instance30.0Binary instance for Path. (filesystem, library, mit)2020-08-28locallycompact
path-dhall-instance10.0ToDhall and FromDhall instances for Path. (filesystem, library, mit)2020-10-11locallycompact
path-extensions20.0Enumeration of common filetype extensions for use with the path library. (bsd3, filesystem, library, mit)2020-07-07locallycompact
path-like20.0PathLike, FileLike and DirLike type classes for the Path library. (filesystem, library, mit)2020-08-28locallycompact
path-utils30.0Handful of simple utility functions for the path library. (filesystem, library, mit)2020-09-28locallycompact
pathfinding40.0pathfinding in grid and graphs (algorithm, library, mit)2015-04-13rvion
pathwalk160.0Path walking utilities for Haskell programs (library, mit, system)2015-10-28chadaustin, Xena
patronscraper40.0A webpage scraper for Patreon which dumps a list of patrons to a text file. (mit, program, web)2015-02-03Forkk
pattern-arrows382.0Arrows for Pretty Printing (combinators, library, mit, pretty-printer, text)2014-03-29PhilFreeman
paypal-adaptive-hoops (deprecated)20.0Client for a limited part of PayPal's Adaptive Payments API (deprecated, library, mit, program, web)2015-12-11fanjam
paypal-rest-client20.0A client to connect to PayPal's REST API (v1) (library, mit, network)2016-12-30meoblast001
pcf40.0A one file compiler for PCF (compiler, library, mit)2015-04-03jozefg
pdfname90.0Name a PDF file using information from the pdfinfo command (mit, pdf, program)2017-07-30AndresSicardRamirez
pedersen-commitment (deprecated in favor of elliptic-curve)130.0An implementation of Pedersen commitment schemes (cryptography, deprecated, library, mit)2018-04-24sdiehl
pell80.0Package to solve the Generalized Pell Equation. (algorithms, library, math, mit, number-theory)2019-11-12lbrunjes
penrose80.0Create beautiful diagrams just by typing mathematical notation in plain text. (library, mit, program, unclassified)2019-07-02wodeni
peregrin110.0Database migration support for use in other libraries. (database, library, mit)2019-02-16BardurArantsson
periodic-polynomials30.0A library for working with periodic polynomials (very basic functionality) (library, math, mit)2020-06-26OleksandrZhabenko
persistent8112.25Type-safe, multi-backend data serialization. (database, library, mit, yesod)2020-12-11FelipeLessa, GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-database-url32.0Parse DATABASE_URL into configuration types for Persistent (database, library, mit)2016-04-22jferris, jsteiner
persistent-mongoDB640.0Backend for the persistent library using mongoDB. (database, library, mit)2020-11-04GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-mysql930.0Backend for the persistent library using MySQL database server. (database, library, mit, yesod)2020-12-10FelipeLessa, GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-mysql-haskell290.0A pure haskell backend for the persistent library using MySQL database server. (database, library, mit, program, yesod)2019-12-28naushadh
persistent-odbc110.0Backend for the persistent library using ODBC (database, library, mit, yesod)2019-10-11gbwey
persistent-postgresql2002.0Backend for the persistent library using postgresql. (database, library, mit, yesod)2020-12-10FelipeLessa, GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-qq840.0Provides a quasi-quoter for raw SQL for persistent (database, library, mit, yesod)2020-12-01MichaelSnoyman, parsonsmatt
persistent-ratelimit40.0A library for rate limiting activities with a persistent backend. (database, library, mit)2017-05-11jp_rider
persistent-spatial20.0Database agnostic, spatially indexed type for geographic points. (database, geography, library, mit)2019-01-26gtsteel
persistent-sqlite4510.0Backend for the persistent library using sqlite3. (database, library, mit, yesod)2020-11-04GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-template4470.0Type-safe, non-relational, multi-backend persistence. (database, library, mit, yesod)2020-11-04FelipeLessa, GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-test950.0Tests for Persistent (database, library, mit, yesod)2020-11-06MichaelSnoyman, MaxGabriel, parsonsmatt
pg-extras42.0PostgreSQL database performance insights. (database, library, mit)2020-11-29pawurb
phonetic-languages-common40.0A generalization of the uniqueness-periods-vector-common package. (language, library, mit)2020-11-26OleksandrZhabenko
phonetic-languages-constaints (deprecated in favor of phonetic-languages-constraints)70.0Constraints to filter the needed permutations (deprecated, language, library, math, mit, phonetic-languages)2020-11-12OleksandrZhabenko
phonetic-languages-constraints50.0Constraints to filter the needed permutations (language, library, math, mit)2020-11-26OleksandrZhabenko
phonetic-languages-constraints-array200.0Constraints to filter the needed permutations (language, library, math, mit, phonetic-languages)2020-12-31OleksandrZhabenko
phonetic-languages-examples200.0A generalization of the uniqueness-periods-vector-examples functionality. (Ukrainian, game, language, library, math, mit, phonetic-languages, program)2020-11-27OleksandrZhabenko
phonetic-languages-filters-array200.0Allows to change the structure of the function output. (RealFrac, data, filters, library, mit)2020-12-31OleksandrZhabenko
phonetic-languages-general10.0A generalization of the uniqueness-periods-vector-general functionality. (language, library, mit, optimization, phonetic-languages)2020-11-26OleksandrZhabenko
phonetic-languages-permutations10.0Commonly used versions of the phonetic-languages-common package (game, language, library, math, mit, phonetic-languages)2020-11-20OleksandrZhabenko
phonetic-languages-permutations-array200.0Permutations and universal set related functions for the phonetic-languages series (game, language, library, math, mit, phonetic-languages)2020-12-31OleksandrZhabenko
phonetic-languages-plus20.0Some common shared between different packages functions. (game, language, library, math, mit, phonetic-languages, program)2020-12-07OleksandrZhabenko
phonetic-languages-properties60.0A generalization of the uniqueness-periods-vector-properties package. (Ukrainian, language, library, mit, phonetic-languages)2020-11-26OleksandrZhabenko
phonetic-languages-rhythmicity20.0Allows to estimate the rhythmicity metrices for the text (usually, the Ukrainian poetic one) (data, game, language, library, math, mit, phonetic-languages)2020-10-20OleksandrZhabenko
phonetic-languages-simplified-base220.0A simplified version of the phonetic-languages functionality common for some different realizations. (game, language, library, math, mit, phonetic-languages)2020-12-31OleksandrZhabenko
phonetic-languages-simplified-common220.0A simplified version of the phonetic-languages-functionality (game, language, library, math, mit, phonetic-languages)2020-12-05OleksandrZhabenko
phonetic-languages-simplified-examples-array760.0Helps to create Ukrainian texts with the given phonetic properties. (Ukrainian, game, language, library, math, mit, phonetic-languages, program)2021-01-06OleksandrZhabenko
phonetic-languages-simplified-examples-common190.0Some commonly used by phonetic-languages-simplified* series functions. (game, language, library, math, mit)2021-01-02OleksandrZhabenko
phonetic-languages-simplified-lists-examples50.0Simplified and somewhat optimized version of the phonetic-languages-examples. (Ukrainian, game, language, library, math, mit, phonetic-languages, program)2020-12-07OleksandrZhabenko
phonetic-languages-simplified-properties-array400.0A generalization of the uniqueness-periods-vector-properties package. (language, library, math, mit, phonetic-languages)2021-01-02OleksandrZhabenko
phonetic-languages-simplified-properties-lists (deprecated in favor of phonetic-languages-simplified-properties-lists-double)60.0A generalization of the uniqueness-periods-vector-properties package. (Ukrainian, deprecated, language, library, mit, phonetic-languages)2020-12-03OleksandrZhabenko
phonetic-languages-simplified-properties-lists-double20.0A generalization of the uniqueness-periods-vector-properties package. (language, library, math, mit)2020-12-05OleksandrZhabenko
phonetic-languages-ukrainian40.0Prepares Ukrainian text to be used as a phonetic language text (Ukrainian, game, language, library, mit, phonetic-languages)2020-11-28OleksandrZhabenko
phonetic-languages-ukrainian-array210.0Prepares Ukrainian text to be used as a phonetic language text (Ukrainian, game, language, library, mit, phonetic-languages)2020-12-31OleksandrZhabenko
phonetic-languages-vector10.0A generalization of the functionality of the uniqueness-periods-vector package. (language, library, mit, phonetic-languages)2020-10-30OleksandrZhabenko
pianola (deprecated)70.0Remotely controlling Java Swing applications (deprecated, gui, jvm, library, mit)2013-09-16DanielDiazCarrete
pickle42.0Instant StatsD in Haskell (library, mit, unclassified)2020-08-20Luabee
picologic30.0Utilities for symbolic predicate logic expressions (library, logic, mit)2017-01-04sdiehl
picosat102.0Bindings to the PicoSAT solver (library, logic, mit)2019-12-30sdiehl
pid1440.0Do signal handling and orphan reaping for Unix PID1 init processes (library, mit, program, system)2017-07-13MichaelSnoyman
pinboard100.0Access to the Pinboard API (library, mit, network-apis)2020-12-08jonschoning
pipes-cereal-plus20.0A streaming serialization library on top of "pipes" and "cereal-plus" (library, mit, pipes, serialization)2014-10-19NikitaVolkov
pipes-csv220.0Fast, streaming csv parser (csv, library, mit, pipes)2015-11-26GabrielGonzalez, WilliamCasarin
pipes-kafka20.0Kafka in the Pipes ecosystem (library, mit, network)2017-09-08boothead
pipes-mongodb40.0Stream results from MongoDB (database, library, mit)2015-06-10WilliamCasarin
pipes-postgresql-simple (deprecated in favor of streaming-postgresql-simple, streaming-utils)30.0Convert various postgresql-simple calls to work with pipes (database, deprecated, library, mit, pipes)2017-02-07OliverCharles
pipes-wai40.0A port of wai-conduit for the pipes ecosystem (library, mit, pipes, web)2016-01-08IanDuncan
pit30.0Account management tool. (library, mit, program, tools)2014-09-27chiro
pitchtrack40.0Pitch tracking library (library, mit, sound)2015-10-07lortabac
pixelated-avatar-generator70.0A library and application for generating pixelated avatars. (graphics, image, library, mit, program)2016-08-13ExcaliburZero
piyo60.0Haskell game engine like fantasy console. (game, library, mit, program)2018-08-08opyapeus
pkcs790.0PKCS #7 padding in Haskell (crypto, library, mit)2015-08-14kisom
plex20.0run a subprocess, combining stdout and stderr (library, mit, system)2018-04-04phlummox
plocketed40.0plot data from stdin through socketed (mit, program, web)2017-04-13sencenan
plotlyhs140.0Haskell bindings to Plotly.js (charts, graphics, library, mit)2018-11-09glutamate, JonathanReeve
plotserver-api30.0Plotserver API (api, library, mit)2014-01-04dtorok
pocket60.0Bindings for the Pocket API (library, mit, web)2020-05-30jpvillaisaza
pokitdok (deprecated)60.0PokitDok Platform API Client for Haskell (api, deprecated, library, mit)2015-03-20Decryptic
polydata80.0Wrap together data and it's constraints. (data, library, mit)2017-10-16clinton
polysemy-extra110.0Extra Input and Output functions for polysemy.. (library, mit, polysemy)2020-11-30locallycompact
polysemy-fskvstore20.0Run a KVStore as a filesystem in polysemy. (library, mit, polysemy)2020-10-30locallycompact
polysemy-kvstore-jsonfile10.0Run a KVStore as a single json file in polysemy. (library, mit, polysemy)2020-10-30locallycompact
polysemy-methodology110.0Domain modelling algebra for polysemy (library, mit, polysemy)2020-12-10locallycompact
polysemy-methodology-composite10.0Functions for using polysemy-methodology with composite. (library, mit, polysemy-vinyl-composite)2020-11-14locallycompact
polysemy-path30.0Polysemy versions of Path functions. (library, mit, polysemy)2020-11-30locallycompact
polysemy-video20.0 (library, mit, unclassified, video-polysemy)2020-10-31locallycompact
polysemy-vinyl60.0Functions for mapping vinyl records in polysemy. (library, mit, polysemy-vinyl)2020-11-13locallycompact
pomaps210.0Maps and sets of partial orders (data-structures, library, mit)2020-03-23sgraf812
ponder20.0PEG parser combinator (library, mit, parsing)2014-03-06matt
pool-conduit (deprecated in favor of resource-pool)30.0Resource pool allocations via ResourceT. (deprecated) (conduit, database, deprecated, library, mit, yesod)2014-04-03MichaelSnoyman
popkey110.0Static key-value storage backed by poppy (data, library, mit)2020-06-08identicalsnowflake
populate-setup-exe-cache40.0Empty Cabal package (distribution, library, mit)2014-11-27mietek
porcupine-core22.0Express portable, composable and reusable data tasks and pipelines (arrows, combinators, control, data, json, library, mit, numerical, pipes, program, streaming)2019-10-09YvesPares
porcupine-http60.0A location accessor for porcupine to connect to HTTP sources/sinks (arrows, combinators, control, data, library, mit, program, web)2019-10-09YvesPares
porcupine-s320.0A location accessor for porcupine to connect to AWS S3 sources/sinks (arrows, aws, cloud, combinators, control, data, library, mit, program)2019-10-09YvesPares
porpoise10.0A minimalist HTTP server framework written on top of wai (control, library, mit, program)2020-10-05sgschlesinger
portable-template-haskell-lens20.0Lenses for the AST of Template Haskell 2.11 and Template Haskell < 2.11 (language, library, mit)2016-10-28SimonHudon, bandali
posix-waitpid30.0Low-level wrapping of POSIX waitpid(2). (library, mit, system)2010-10-26RichardSmith, kriztw
posplyu20.0Sleep tracker for X11, using XScreenSaver extension and manual input. (mit, program, tools)2020-07-02SergeyAlirzaev
postgres-embedded50.0Library for easily running embedded PostgreSQL server for tests. (lib, library, mit)2018-02-18ilya_murzinov
postgresql-binary2960.0Encoders and decoders for the PostgreSQL's binary format (codecs, database, library, mit, parsing, postgresql)2020-11-26NikitaVolkov
postgresql-cube50.0Cube support for postgresql-simple (database, library, mit)2015-07-08inaimathi
postgresql-error-codes120.0PostgreSQL error codes (database, error-handling, library, mit, postgresql)2017-01-18NikitaVolkov
postgresql-simple-sop30.0Generic functions for postgresql-simple (library, mit, unclassified)2015-10-27glutamate
postgresql-simple-url80.0Parse postgres:// url into ConnectInfo (database, library, mit)2018-03-20phadej
postgresql-syntax220.0PostgreSQL AST parsing and rendering (database, library, mit, parsing, postgresql)2020-09-04NikitaVolkov
postgresql-transactional92.25a transactional monad on top of postgresql-simple (database, library, mit)2016-05-09patrick_thomson
postgrest522.5REST API for any Postgres database (executable, library, mit, network-apis, postgresql, program)2020-05-19begriffs, steve_chavez
potoki40.0Simple streaming in IO (library, mit, streaming)2019-01-24NikitaVolkov, effectfully, IrinaArtemeva, vlastachu, OShev
potoki-cereal50.0Streaming serialization (library, mit, potoki, streaming)2018-09-25NikitaVolkov, IrinaArtemeva, vlastachu, OShev
potoki-conduit30.0Integration of "potoki" and "conduit" (conduit, library, mit, potoki, streaming)2019-01-16NikitaVolkov
potoki-core40.0Low-level components of "potoki" (library, mit, streaming)2019-01-24NikitaVolkov, IrinaArtemeva, vlastachu, OShev
potoki-hasql40.0Integration of "potoki" and "hasql". (database, library, mit, streaming)2018-06-19NikitaVolkov, effectfully, IrinaArtemeva, vlastachu, OShev
potoki-zlib40.0Streaming ZLib decompression (compression, library, mit, potoki, streaming, zlib)2018-06-21IrinaArtemeva
powermate80.0bindings for Griffin PowerMate USB (hardware, library, mit, program, system)2017-01-10EvanMartin, GwernBranwen, ppelleti
pprecord30.0A library for pretty printing Records (library, mit, text)2020-01-23tdct
pptable62.0Pretty Print containers in a tabular format (library, mit, text)2018-03-17gdevanla
preamble90.0Yet another prelude. (library, mit, prelude)2018-10-11markfine
precursor30.0Prelude replacement (library, mit, prelude)2016-10-26oisdk
predicate-class40.0Helper class for passing context along a predicate value (data, library, mit)2018-03-23HeliWang
prefork30.0A library for building a prefork-style server quickly (library, mit, system)2014-10-08ikehara, junjihashimoto
pregame40.0Prelude for applications (library, mit, prelude)2016-12-10jxv
prelude-prime (deprecated)20.0A slightly better (but conservative) Prelude (deprecated, library, mit, prelude)2013-05-23RomanCheplyaka
preprocessor40.0Remove cpp annotations to get the source ready for static analysis. (cpp, library, mit, source-code-analysis)2016-09-01meditans
pretty-relative-time40.0Pretty relative time (library, mit, time)2020-02-12Norfair
pretty-show6352.5Tools for working with derived `Show` instances and generic inspection of values. (library, mit, program, text)2020-01-30IavorDiatchki
pretty-show-ansi-wl90.0Like pretty-show, but only for ansi-wl-pprint (library, mit, text)2018-11-30LiamOConnorDavis
prim80.0An ergonomic but conservative interface to ghc-prim (library, mit, prelude)2020-04-28dailectic
primesieve40.0FFI bindings for the primesieve library. (algorithms, foreign, library, math, mit, number-theory, program)2017-09-08sighingnow
primitive-extras1210.0Extras for the "primitive" library (library, mit, primitive)2019-06-02NikitaVolkov
print-info40.0Can be used to coordinate the printing output. (data, library, mit)2020-09-01OleksandrZhabenko
private-hackage-uploader32.0Upload a package to the public or private hackage, building its docs (library, mit, system)2017-10-10ChrisDornan
proc-net60.0Parse /proc/net/{tcp,tcp6,udp,udp6} (library, mit, network)2016-08-08implementation
process-extras4060.0Process extras (library, mit, system)2018-02-03DavidFox, DavidLazar
process-listlike (deprecated in favor of process-extras)330.0Process extras (deprecated, library, mit, system)2014-12-04DavidFox
proctest70.0An IO library for testing interactive command line programs (library, mit, program, testing)2012-08-29NiklasHambuechen
producer40.0Simple streaming datatype (education, library, mit)2017-10-03etorreborre
prof-flamegraph20.0Generate flamegraphs from ghc RTS .prof files (mit, program, testing)2018-11-19fommil
profunctor-monad20.0Monadic bidirectional programming (control, library, mit)2018-12-07lyxia
project-m36230.0Relational Algebra Engine (library, mit, program, public-domain, relational-algebra)2020-12-28agentm
projectile30.0Go to README.md (library, mit, todo)2017-08-26RomanGonzalez
projectroot120.0Bindings to the projectroot C logic (library, mit, system)2015-12-20yamadapc
prolude872.0ITProTV's custom prelude (library, mit, prelude)2021-01-12fozworth, goolord, saramuse, gera_cameron
prompt50.0Monad (and transformer) for deferred-effect pure prompt-response queries (control, library, mit)2016-05-26jle
proof-combinators20.0Proof Combinators used in Liquid Haskell for Theorem Proving (library, mit, theorem-proving)2018-03-28nikivazou
proteome30.0neovim project manager (library, mit, neovim, program)2018-12-29tek
protobuf-simple60.0Simple Protocol Buffers library (proto2) (data, library, mit, program)2018-09-05mrijkeboer
protolude4302.5A small prelude. (library, mit, prelude)2020-04-22sdiehl
proxy80.0proxy helpers (data, library, mit)2018-05-16chessai
psc-ide (deprecated in favor of purescript)32.0Language support for the PureScript programming language (deprecated, development, library, mit, program, purescript)2016-02-02kritzcreek
psi30.0Yet another custom Prelude. (library, mit, prelude)2016-10-01fractalcat
psql-helpers20.0A small collection of helper functions to generate postgresql queries (library, mit, web)2016-03-03AlexanderThiemann
ptr290.0Abstractions for operations on pointers (data, library, mit, ptr)2020-07-20NikitaVolkov
ptr-poker270.0Pointer poking action construction and composition toolkit (library, mit, unclassified)2021-01-06NikitaVolkov
publicsuffix380.0The publicsuffix list exposed as proper Haskell types (data, library, mit)2020-05-26wereHamster
publish130.0Publishing tools for papers, books, and presentations (mit, program, text)2020-10-04AndrewCowie
pubnub30.0PubNub Haskell SDK (api, cloud, library, mit, program)2014-05-05tsloughter
pugixml80.0pugixml binding. (library, mit, text, xml)2016-11-05NeilMitchell, HirotomoMoriwaki
pulse30.0Synchronize actions to a time pulse (concurrency, library, mit)2016-06-04AlexanderThiemann
punkt40.0Multilingual unsupervised sentence tokenization with Punkt. (library, mit, natural-language-processing, text)2014-10-17bryant
purescript-bundle-fast40.0A fast alternative to Purescript's `psc-bundle` to be used during development (development, mit, program)2015-07-31BitConnor
push-notify70.0A server-side library for sending push notifications. (cloud, library, mit, mobile, network)2014-03-24MarcosPividori
push-notify-ccs70.0A server-side library for sending/receiving push notifications through CCS (Google Cloud Messaging). (cloud, library, mit, mobile, network)2014-03-24MarcosPividori
push-notify-general50.0A general library for sending/receiving push notif. through dif. services. (cloud, library, mit, mobile, network)2014-03-24MarcosPividori
pushbullet-types90.0Datatypes used by the Pushbullet APIs (library, mit, web)2018-03-17tsani
pusher-haskell30.0A Pusher.com client written in Haskell (library, mit, web)2015-07-17sidraval
pusher-http-haskell322.0Haskell client library for the Pusher Channels HTTP API (library, mit, network)2020-10-16willsewell
pusher-ws70.0Implementation of the Pusher WebSocket protocol (library, mit, network)2017-11-20barrucadu
puzzle-draw90.0Creating graphics for pencil puzzles. (graphics, library, mit, program)2018-07-18vollmert
puzzle-draw-cmdline (deprecated in favor of puzzle-draw)40.0Creating graphics for pencil puzzles, command line tools. (deprecated, graphics, mit, program)2014-04-19vollmert
pvss130.0Public Verifiable Secret Sharing (crypto, mit, program)2017-08-01VincentHanquez
pyffi20.0Call python inline from haskell (language, library, mit)2014-11-11russell91
pyfi60.0Call python inline from haskell (language, library, mit)2014-11-17russell91
qhs60.0Command line tool qhs, SQL queries on CSV and TSV files. (console, mit, program)2020-10-03itchyny
qq-literals20.0Compile-time checked literal values via QuasiQuoters. (library, mit, unclassified)2020-01-29hdgarrood
qrcode-core120.0QR code library in pure Haskell (codec, library, mit)2020-07-19alexkazik
qrcode-juicypixels40.0Converts a qrcode-core image to JuicyPixels (graphics, library, mit)2020-08-14alexkazik
quadratic-irrational110.0An implementation of quadratic irrationals (algorithms, data, library, math, mit)2020-04-15ion, Bodigrim
quantum-random60.0Retrieve, store and manage real quantum random data. (library, mit, program, scientific)2017-01-14Cliff_Harvey
queryparser70.0Analysis and parsing library for SQL queries. (database, library, mit)2018-03-23HeliWang
queryparser-demo30.0Demo package containing queryparser examples (database, library, mit)2018-03-23HeliWang
queryparser-hive60.0Parsing for Hive SQL queries (database, library, mit)2018-03-23HeliWang
queryparser-presto60.0Parsing for Presto SQL queries (database, library, mit)2018-03-23HeliWang
queryparser-vertica70.0Parsing for Vertica SQL queries (database, library, mit)2018-03-23HeliWang
questioner20.0A package for prompting values from the command-line. (library, mit, system)2014-12-07yamadapc
quick-schema40.0Slimmed down json schema language and validator (data, json, library, mit)2015-11-03benweitzman
quickcheck-higherorder30.0QuickCheck extension for higher-order properties (library, mit, testing)2020-02-24lyxia
quickcheck-io4440.0Use HUnit assertions as QuickCheck properties (library, mit, testing)2017-06-16SimonHengel, parsonsmatt
quickcheck-rematch20.0QuickCheck support for rematch (library, mit, testing)2013-05-19TomCrayford
quickcheck-report20.0Customizable reports for quickcheck properties (library, mit, testing)2016-10-28SimonHudon, bandali
quickcheck-special72.0Edge cases and special values for QuickCheck Arbitrary instances (library, mit, testing)2017-11-09minad
quickcheck-text790.0Alternative arbitrary instance for Text (library, mit, text)2016-09-22fractalcat
quickcheck-transformer40.0A GenT monad transformer for QuickCheck library. (library, mit, testing)2020-06-24HenningThielemann
quickcheck-webdriver20.0Utilities for using WebDriver with QuickCheck (library, mit, testing)2014-10-07christianpbrink
quickjs-hs240.0Wrapper for the QuickJS Javascript Engine (javascript, library, mit)2021-01-06goodlyrottenapple
quickselect20.0 (library, mit, unclassified)2018-05-29oisdk
quiver-binary50.0Binary serialisation support for Quivers (control, library, mit)2016-11-26IvanMiljenovic
quiver-groups40.0Group and chunk values within a Quiver (control, library, mit)2016-07-19IvanMiljenovic
quiver-instances50.0Extra instances for Quiver (control, library, mit)2016-11-26IvanMiljenovic
quiver-interleave60.0Interleave values from multiple Quivers (control, library, mit)2016-11-26IvanMiljenovic
quiver-sort40.0Sort the values in a quiver (control, library, mit)2016-11-26IvanMiljenovic
quokka30.0Test helpers which help generate data for projects that use postgresql. (database, library, mit, testing)2019-11-06shirren
r-glpk-phonetic-languages-ukrainian-durations190.0Can be used to calculate the durations of the approximations of the Ukrainian phonemes. (Ukrainian, glpk, language, library, math, mit, phonetic-languages, program)2021-01-02OleksandrZhabenko
raft70.0Miscellaneous Haskell utilities for data structures and data manipulation. (data, library, mit)2019-08-14BrianBush
rail-compiler-editor40.0Compiler and editor for the esolang rail. (language, library, mit, program)2014-07-17bubuiic
rakuten100.0The Rakuten API in Haskell (library, mit, web)2018-08-06matsubara0507
raml20.0RESTful API Modeling Language (RAML) library for Haskell (library, mit, web)2015-06-05fnoble
ramus40.0Elm signal system for Haskell (library, mit, other)2017-02-07NickSeagull
random-bytestring180.0Efficient generation of random bytestrings (library, mit, system)2019-06-06larsk
random-hypergeometric20.0Random variate generation from hypergeometric distributions (library, math, mit)2015-03-30srijs
random-names40.0Expose Random and Arbitrary instances (library, mit, simple)2018-03-15aiya000
random-variates32.0"Uniform RNG => Non-Uniform RNGs" (library, mit, program, statistics)2016-05-20kpratt
range440.0An efficient and versatile range library. (data, library, mit)2019-10-26RobertMassaioli, srijs
range-set-list690.0Memory efficient sets with ranges of elements. (data, library, mit)2019-08-03phadej
rasa-ext-bufs40.0Rasa Ext for useful buffer utilities (extension, library, mit)2017-01-12ChrisPenner
rascal70.0A command-line client for Reddit (library, mit, program, web)2014-01-13soli
ratel150.0Notify Honeybadger about exceptions. (exceptions, library, mit)2020-05-27fozworth
ratel-wai160.0Notify Honeybadger about exceptions via a WAI middleware. (exceptions, library, mit)2020-05-27fozworth
rattletrap2370.0Parse and generate Rocket League replays. (game, library, mit, program)2021-01-17fozworth
raven-haskell190.0Haskell client for Sentry logging service. (library, logging, mit)2020-02-07AlexanderBondarenko
raven-haskell-scotty20.0Sentry http interface for Scotty web server. (library, mit, web)2013-11-25AlexanderBondarenko
raz60.0Random Access Zippers (algorithms, library, mit)2016-09-18lyxia
rbst50.0Randomized Binary Search Trees (data-structures, library, mit)2020-05-09ArnauAbella
rdf102.0Representation and Incremental Processing of RDF Data (data, library, mit)2020-07-28TravisWhitaker
rdioh70.0A Haskell wrapper for Rdio's API. (api, library, mit, network, program, web)2013-06-07AdityaBhargava
re2110.0Bindings to the re2 regular expression library (library, mit, regex)2018-12-08JohnMillikin, blaze
react-haskell50.0Haskell React bindings (library, mit, web)2015-07-31joelb
reactive-io (deprecated)50.0IO-oriented FRP library (control, deprecated, library, mit)2013-07-06RomanCheplyaka
read-ctags50.0 (library, mit, program, unclassified)2019-12-22joshuaclayton
read-editor22.0Opens a temporary file on the system's EDITOR and returns the resulting edits (library, mit, system)2016-01-10yamadapc
read-io30.0Read IO library (library, mit, system)2017-02-15zaidan
readcsv40.0Lightweight CSV parser/emitter based on ReadP (library, mit, web)2017-03-14gtsteel
reader-soup20.0Vinyl-based reader-like monad composition (combinators, control, library, mit)2019-10-09YvesPares
readshp40.0Code for reading ESRI Shapefiles. (geometry, library, mit)2016-04-26Samvh
reason-export30.0Generate Reason types from Haskell (library, mit, web)2019-06-01AndreiBarbu
reasonable-lens61.25Lens implementation. It is more small but adequately. (control, library, mit)2015-04-15outoftune
reasonable-operational30.0Just size Operational Monad implementation. (control, library, mit)2015-02-13outoftune
rebase1390.0A more progressive alternative to the "base" package (library, mit, unclassified)2020-10-09NikitaVolkov
rebindable30.0A library to facilitate rebinding of Haskell syntax (library, mit, syntax)2016-11-20sleexyz
record80.0Anonymous records (control, data-structures, library, mit, records)2016-10-24NikitaVolkov
record-aeson40.0Instances of "aeson" classes for the "record" types (data, json, library, mit, records)2015-11-06NikitaVolkov
record-preprocessor40.0Compiler preprocessor introducing a syntactic extension for anonymous records (compiler, library, mit, preprocessor, program, records)2016-10-24NikitaVolkov
record-syntax40.0A library for parsing and processing the Haskell syntax sprinkled with anonymous records (library, mit, parser, preprocessor, records, syntax)2016-10-24NikitaVolkov
records-th30.0Template Haskell declarations for the records package (data, library, mit)2012-08-01SamAnklesaria
redis270.0A driver for Redis key-value database (database, library, mit)2020-07-03AlexanderBogdanov, GaneshSittampalam
redis-hs70.0A simple Redis library for Haskell (database, library, mit)2010-12-18WillLangstroth
redis-job-queue40.0Simple priority job queue backed by Redis. (client, library, mit)2015-09-21TeroLaitinen
reedsolomon120.0Reed-Solomon Erasure Coding in Haskell (data, library, mit)2017-01-13NicolasTrangez
refcount20.0Container with element counts (data, library, mit)2014-06-08BenFoppa
reference40.0A class for references in Haskell (control, data, library, mit)2010-09-06MaciejPiechotka
refh20.0A command-line tool for pasting to https://www.refheap.com (mit, program, unclassified)2013-02-24AnthonyGrimes
refined672.25Refinement types with static and runtime checking (data, library, mit)2020-08-03NikitaVolkov, chessai
refined-http-api-data30.0http-api-data instances for refined types (data, library, mit)2019-11-06brandonhamilton
reflex-dom-fragment-shader-canvas60.0A reflex-dom widget to draw on a canvas with a fragment shader program (library, mit, program, web)2018-10-12JoachimBreitner
reflex-dom-retractable62.0Routing and retractable back button for reflex-dom (frp, gui, html, javascript, library, mit, reactive, reactivity, reflex, user-interface, user-interfaces, web)2020-11-26NCrashed
reflex-external-ref40.0External reference with reactivity support (frp, gui, html, javascript, library, mit, reactive, reactivity, reflex, user-interface, user-interfaces, web)2020-11-24NCrashed
reflex-localize10.0Localization library for reflex (frp, gui, html, javascript, library, mit, reactive, reactivity, reflex, user-interface, user-interfaces, web)2020-11-26NCrashed
reflex-localize-dom20.0Helper widgets for reflex-localize (frp, gui, html, javascript, library, mit, reactive, reactivity, reflex, user-interface, user-interfaces, web)2020-11-24NCrashed
reflex-monad-auth30.0Utilities to split reflex app to authorized and not authorized contexts (library, mit, web)2020-11-25NCrashed
reflex-sdl272.0SDL2 and reflex FRP (game, library, mit, program)2019-03-21SchellScivally
refty20.0Formatted JSON generator for API server inspired by normalizr. (library, mit, web)2017-01-10oreshinya
regex-applicative2492.5Regex-based parsing with applicative interface (library, mit, text)2020-07-24RomanCheplyaka
regex-generator30.0Generate a random string from a PCRE (library, mit, text)2018-12-09BenHamlin
registry260.0data structure for assembling components (control, library, mit)2020-11-03etorreborre
registry-hedgehog450.0utilities to work with Hedgehog generators and `registry` (control, library, mit)2021-01-17etorreborre
rei42.0Process lists easily (data, mit, program)2016-12-04kerkomen
reified-records40.0Reify records to Maps and back again (generics, library, mit)2014-05-07jozefg
reinterpret-cast560.0Memory reinterpretation casts for Float/Double and Word32/Word64 (data, library, mit)2014-04-30NiklasHambuechen
relapse70.0Sensible RLP encoding (data, library, mit)2017-03-21iostat
relude1802.0Safe, performant, user-friendly and lightweight Haskell Standard Library (library, mit, prelude)2020-05-14shersh, vrom911
rematch50.0A simple api for matchers (control, library, mit)2013-05-19TomCrayford
rematch-text50.0`rematch` matchers for Data.Text (control, library, mit)2013-05-19TomCrayford
remotion (deprecated)40.0A library for client-server applications based on custom protocols (deprecated, library, mit, network, protocol, service)2014-10-19NikitaVolkov
renderable50.0An API for managing renderable resources. (graphics, library, mit)2016-07-14SchellScivally
repl40.0IRC friendly REPL library. (development, library, mit)2013-02-05MikeLedger
repline2022.25Haskeline wrapper for GHCi-like REPL interfaces. (library, mit, user-interfaces)2020-06-20sdiehl, adamwespiser
repr-tree-syb80.0Tree representation and pretty-printing of data structures based on SYB (debug, library, mit, pretty-printer, text, tree)2016-09-22NikitaVolkov
req-oauth240.0Provides OAuth2 authentication for use with Req (command-line, library, mit, program)2018-03-18rcook
req-url-extra30.0Provides URI/URL helper functions for use with Req (library, mit, network, program, web)2019-02-13rcook
request-monad60.0A transformer for generic requests (control, library, mit)2014-06-27nahiluhmot
rerebase1160.0Reexports from "base" with a bunch of other standard libraries (library, mit, unclassified)2020-10-09NikitaVolkov
reroute990.0abstract implementation of typed and untyped web routing (library, mit, web)2020-12-09AlexanderThiemann
reserve20.0Reserve reloads web applications (mit, program, web)2015-04-01SimonHengel
resource-embed40.0Embed data files via C and FFI. (development, mit, program)2015-04-04TobiasDammers
resource-pool-monad30.0A monadic interface for resource-pool (control, library, mit)2015-10-24srijs
restyle40.0Convert between camel case and separated words style. (development, library, mit, program)2010-01-01DanielFischer
result50.0Encode success or at least one error (data, library, mit)2016-10-02srijs
rethinkdb-client-driver80.0Client driver for RethinkDB (database, library, mit)2017-10-11wereHamster
rethinkdb-model40.0Useful tools for modeling data with rethinkdb (database, library, mit)2015-04-15seanhess
retrie1540.0A powerful, easy-to-use codemodding tool for Haskell. (development, library, mit, program)2020-06-01AndrewFarmer, xich
rfc-env40.0Environment variable support from the Robert Fischer Commons. (envars, library, mit)2018-07-03RobertFischer
rfc-http-client20.0The HTTP client extensions from the Robert Fischer Commons. (library, mit, web)2018-07-03RobertFischer
rfc-prelude40.0The Prelude from the Robert Fischer Commons. (library, mit, prelude)2018-07-03RobertFischer
rfc-psql30.0The PostgreSQL extensions from the Robert Fischer Commons. (database, library, mit)2018-07-03RobertFischer
rfc-redis30.0The Redis extensions from the Robert Fischer Commons. (library, mit, redis)2018-07-03RobertFischer
rfc-servant20.0The Servant extensions from the Robert Fischer Commons. (library, mit, prelude)2018-07-03RobertFischer
rfc175130.0RFC-1751 library for Haskell (crypto, library, mit)2020-06-12jprupp
rgb-color-model30.0Haskell types for working with RGB colors (library, mit, unclassified)2017-12-14joegesualdo
ribbit102.0Type-level Relational DB combinators. (database, library, mit)2020-04-22taphu
richreports20.0Integrated pretty-printing and error/static analysis reporting. (library, mit, text)2014-07-23AndreiLapets
riemann20.0A Riemann client for Haskell (library, mit, network, program)2016-02-19JosephAbrahamson, telser, abailly
riff370.0RIFF parser for Haskell (data, library, mit, program)2015-04-24RobertMassaioli
rio4111.5A standard library for Haskell (control, library, mit)2020-09-15MichaelSnoyman
rio-orphans1790.0Orphan instances for the RIO type in the rio package (control, library, mit)2018-06-19MichaelSnoyman
rncryptor20.0Haskell implementation of the RNCryptor file format (library, mit, network, program)2018-11-29AlfredoDiNapoli
rob260.0Simple projects generator (cli, library, mit, program)2020-12-21gianlucaguarini
rocksdb-query70.0RocksDB database querying library for Haskell (database, library, mit)2020-07-23jprupp
rollbar62.0error tracking through rollbar.com (library, logging, mit)2018-11-15GregWeber, SeanLeather, jetaggart, azara, jgt
rollbar-cli40.0Simple CLI tool to perform commons tasks such as tracking deploys. (library, mit, program, unclassified)2020-11-28jsl, jpvillaisaza, stackbuilders, sestrella, juanpaucar
rollbar-client30.0Core library to communicate with Rollbar API. (library, mit, unclassified)2020-11-28jsl, jpvillaisaza, stackbuilders, sestrella, juanpaucar
rollbar-wai10.0Provides error reporting capabilities to WAI based applications through Rollbar API. (library, mit, unclassified)2020-11-28jsl, jpvillaisaza, stackbuilders, sestrella, juanpaucar
rollbar-yesod20.0Provides error reporting capabilities to Yesod applications through Rollbar API. (library, mit, unclassified)2020-11-28jsl, jpvillaisaza, stackbuilders, sestrella, juanpaucar
roundRobin80.0A simple round-robin data type (concurrency, library, mit)2016-08-07winterland
row-types1450.0Open Records and Variants (data, data-structures, library, mit)2020-09-12dwincort
rspp30.0A Rational Street Performer Protocol solver (algorithms, library, mit)2015-08-23AlexChapman
rtorrent-rpc20.0A library for communicating with RTorrent over its XML-RPC interface. (library, mit, network)2015-03-16KaiLindholm
ruby-marshal180.0Parse a subset of Ruby objects serialised with Marshal.dump. (data, library, mit)2020-05-21filib
ruby-qq30.0rubyish quasiquoters (library, mit, system)2013-10-22JoelTaylor
s-expression70.0simple general-purpose s-expressions (data, library, mit, program)2017-05-01sboo
safe-exceptions5042.25Safe, consistent, and easy exception handling (control, library, mit)2020-08-23FrancescoMazzoli, MichaelSnoyman
safe-foldable30.0Safe wrappers for null-partial Foldable operations (library, mit, unclassified)2018-06-06tejon
safe-json262.0Automatic JSON format versioning (json, library, mit)2020-12-25nideco
safe-tensor40.0Dependently typed tensor algebra (library, math, mit)2020-09-15nalex
safeio140.0Write output to disk atomically (io, library, mit)2018-01-18luispedro
safepath20.0Safe Paths in Haskell (library, mit, system)2016-08-14Norfair
sajson50.0Fast JSON parsing powered by Chad Austin's sajson library (json, library, mit, program, text, web)2017-10-21kccqzy
salak170.0Configuration (re)Loader and Parser. (configuration, library, mit)2020-03-20leptonyu
salak-toml (deprecated)30.0Configuration Loader for toml (configuration, deprecated, library, mit)2019-08-30leptonyu
salak-yaml20.0Configuration Loader for yaml (configuration, library, mit)2019-08-29leptonyu
saltine1052.0Cryptography that's easy to digest (NaCl/libsodium bindings). (cryptography, library, mit)2021-01-15JosephAbrahamson, amx
saltine-quickcheck40.0Quickcheck implementations for some NaCl data (cryptography, library, mit)2015-02-07tsuraan
salve521.5Semantic version numbers and constraints. (distribution, library, mit)2020-06-02fozworth
sampling30.0Sample values from collections. (library, math, mit)2020-07-31JaredTobin
samtools80.0Binding to the C samtools library (bioinformatics, library, mit)2016-05-30NicholasIngolia
samtools-conduit40.0Conduit interface to SAM/BAM format files through samtools (bioinformatics, library, mit, program)2014-11-29NicholasIngolia
samtools-enumerator40.0Enumerator interface to SamTools library (bioinformatics, library, mit)2012-01-21NicholasIngolia
samtools-iteratee40.0Iteratee interface to SamTools library (bioinformatics, library, mit)2014-01-24NicholasIngolia
sandman50.0Manages Cabal sandboxes to avoid rebuilding packages. (development, mit, program)2016-05-24abhinav
say1690.0Send textual messages to a Handle in a thread-friendly way (library, mit, text)2018-08-15MichaelSnoyman
sc2-proto20.0A protocol buffer model for the Starcraft II bot API (library, mit, proto)2019-02-07spacekitteh
scalendar71.75A library for handling calendars and resource availability over time. (calendar, library, mit, time)2017-10-03stackbuilders, sestrella, sebasHack
scan-metadata (deprecated)30.0Metadata types for Albedo Scanners (data, deprecated, library, mit)2019-05-31arbornetworks
scanf50.0Easy and type-safe format strings for parsing and printing (library, mit, text)2018-03-18lyxia
sci-ratio20.0Rational numbers in scientific notation. (library, mit, text)2014-12-12Rufflewind
scotty-blaze (deprecated)20.0blaze-html integration for Scotty (deprecated, library, mit, web)2013-09-04WilliamCasarin
scotty-fay50.0Fay integration for Scotty. (development, fay, library, mit, web)2013-12-12hdgarrood
scotty-params-parser30.0HTTP-request's query parameters parser abstraction for "scotty" (library, mit, parser, web)2016-06-01NikitaVolkov
scotty-path-normalizer22.0Redirect to a normalized path (library, mit, web)2018-10-22chris_martin
scotty-view20.0 (library, mit, program, web)2016-04-14Philemon
scrapbook50.0collect posts of site that is wrote in config yaml using feed or scraping (library, mit, program, web)2020-12-05matsubara0507
scrapbook-core20.0Core Package for scrapbook (library, mit, web)2020-12-05matsubara0507
sdf2p1-parser40.0A parser for SDF version 2.1 using Parsec (library, mit, text)2015-01-29kojung
sdl-try-drivers20.0small testing tool for sdl2 and accelerated drivers (graphics, mit, program)2019-12-01typetetris
sdl2-cairo160.0Render with Cairo on SDL textures. (graphics, library, mit)2017-08-13apirogov
sdl2-cairo-image40.0An image loading and rendering library for sdl2 / sdl2-cairo (graphics, library, mit)2015-11-14jaiyalas
sdl2-gfx220.0Bindings to SDL2_gfx. (foreign, graphics, library, mit)2016-10-21SinisaBidin
sdl2-image480.0Bindings to SDL2_image. (foreign, graphics, image, library, mit)2017-01-16SinisaBidin, cailei, ccll
secp256k1-haskell300.0Bindings for secp256k1 (crypto, library, mit)2020-10-16jprupp
secureUDP30.0Setups secure (unsorted) UDP packet transfer. (library, mit, network)2017-01-14autopawn
seitz-symbol20.0Read and Display Seitz Symbol (chemistry, library, mit)2020-08-09narumij
selda922.25Multi-backend, high-level EDSL for interacting with SQL databases. (database, library, mit)2020-01-20AntonEkblad
selda-json220.0JSON support for the Selda database library. (database, library, mit)2019-09-21AntonEkblad
selda-postgresql270.0PostgreSQL backend for the Selda database EDSL. (database, library, mit)2020-01-20AntonEkblad
selda-sqlite370.0SQLite backend for the Selda database EDSL. (database, library, mit)2020-01-20AntonEkblad
selective1832.25Selective applicative functors (control, library, mit)2020-07-06snowleopard
selenium-server60.0Run the selenium standalone server for usage with webdriver (library, mit, testing)2014-02-12JoelTaylor
selfrestart40.0Restarts the current executable (on binary change) (library, mit, unclassified)2014-02-10NiklasHambuechen, PatrickChilton
semantic32.25Framework and service for analyzing and diffing untrusted code. (language, library, mit)2019-06-02patrick_thomson
semantic-source110.0Types and functionality for working with source code (data, library, mit)2020-08-26patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey
semi-iso70.0Weakened partial isomorphisms, reversible computations. (control, data, library, mit)2014-12-12pawel834
semiring-num202.0Basic semiring class and instances (data, library, mit)2019-11-23oisdk
semver-range160.0An implementation of semver and semantic version ranges. (library, mit, unclassified)2019-06-24thinkpad20
sendgrid-haskell30.0Sengrid API (library, mit, web)2015-04-21owainlewis
sendgrid-v3540.0Sendgrid v3 API library (library, mit, network)2021-01-05AdityaManthramurthy, PatrickBrisbin, marcelbuesing
sensei230.0Automatically run Hspec tests on file modifications (development, mit, program)2021-01-16SimonHengel
sensenet20.0Distributed sensor network for the raspberry pi (mit, program, unclassified)2014-09-30rossdylan
seqloc60.0Handle sequence locations for bioinformatics (bioinformatics, library, mit)2015-01-16NicholasIngolia
seqloc-datafiles40.0Read and write BED and GTF format genome annotations (bioinformatics, library, mit, program)2015-03-20NicholasIngolia
serf30.0Interact with Serf via Haskell. (library, mit, system)2015-05-21IanDuncan
serial-test-generators30.0Test your 'Aeson' 'Serialize' and 'Binary' instances for stability over time (library, mit, test)2014-12-23scottmurphy09
serialize-instances40.0Instances for Serialize of cereal (data, library, mit)2016-10-28SimonHudon, bandali
serokell-util (deprecated)82.5General-purpose functions by Serokell (deprecated, library, mit, utils)2018-08-08serokell
servant-aeson-specs410.0generic tests for aeson serialization in servant (library, mit, web)2018-05-11SoenkeHahn, scottmurphy09, mchaver, scottfleischmanplow
servant-docs-simple30.0Generate endpoints overview for Servant API (library, mit, utility)2020-10-10HolmuskTechTeam
servant-errors210.0Servant Errors wai-middlware (library, mit, network, servant)2020-05-25epicallan
servant-fiat-content80.0Fiat content types (library, mit, servant, web)2019-04-10Jappie
servant-generic (deprecated in favor of servant)140.0Specify Servant APIs with records. (deprecated, library, mit, web)2018-07-06PatrickChilton
servant-github-webhook350.0Servant combinators to facilitate writing GitHub webhooks. (library, mit, web)2019-08-21tsani
servant-hmac-auth30.0Servant authentication with HMAC (cryptography, library, mit, program, web)2018-09-06shersh, vrom911, HolmuskTechTeam
servant-kotlin110.0Automatically derive Kotlin class to query servant webservices (library, mit, web)2019-09-04matsubara0507
servant-matrix-param60.0Matrix parameter combinator for servant (library, mit, web)2016-11-03SoenkeHahn, jkarni
servant-options160.0Provide responses to OPTIONS requests for Servant applications. (library, mit, web)2017-04-04LyndonMaydwell
servant-pandoc52.0Use Pandoc to render servant API documentation (library, mit, servant, web)2018-01-16IvanMiljenovic, MatthiasFischmann, mpickering, maksbotan, arianvp
servant-pushbullet-client70.0Bindings to the Pushbullet API using servant-client (library, mit, web)2018-02-11tsani
servant-serf50.0Generates a servant API module (code-generation, library, mit, program)2020-09-30fozworth, goolord
servant-tracing60.0 (library, mit, program, unclassified)2018-04-27ChrisCoffey
serverless-haskell830.0Deploying Haskell code onto AWS Lambda using Serverless (aws, cloud, library, mit, network)2020-12-14AlexeyKotlyarov
serversession100.0Secure, modular server-side sessions. (library, mit, web)2015-06-16FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier
serversession-backend-acid-state30.0Storage backend for serversession using acid-state. (library, mit, web)2015-12-31FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier
serversession-backend-persistent70.0Storage backend for serversession using persistent and an RDBMS. (library, mit, web)2017-05-18FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier
serversession-backend-redis40.0Storage backend for serversession using Redis. (library, mit, web)2018-01-16FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier
serversession-frontend-snap40.0Snap bindings for serversession. (library, mit, web)2017-03-03FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier
serversession-frontend-wai20.0wai-session bindings for serversession. (library, mit, web)2015-06-15FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier
serversession-frontend-yesod20.0Yesod bindings for serversession. (library, mit, web)2015-06-15FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier
servius30.0Warp web server with template rendering (mit, program, web)2018-08-02MichaelSnoyman
setenv4130.0A cross-platform library for setting environment variables (library, mit, system)2015-01-11SimonHengel
setop40.0Perform set operations on files. (library, mit, program, tools)2017-12-31fmind
sexpr-parser60.0Simple s-expression parser (command-line, library, mit, program)2019-08-22rcook
shadowsocks50.0A fast SOCKS5 proxy that help you get through firewalls (library, mit, program, web)2018-04-08rnons
shake-path40.0path alternatives to shake functions (development, library, mit, shake)2018-01-16Norfair
shake-plus262.0Re-export of Shake using well-typed paths and ReaderT. (development, library, mit, shake)2020-11-05locallycompact
shake-plus-extended80.0Experimental extensions to shake-plus (development, library, mit, shake)2020-09-19locallycompact
shakebook160.0Shake-based technical documentation generator; HTML & PDF (library, mit, program, web)2020-11-05locallycompact
shakers210.0Shake helpers. (development, library, mit)2018-10-11markfine
shakespeare5602.0A toolkit for making compile-time interpolated templates (library, mit, web, yesod)2020-08-28GregWeber, MichaelSnoyman, psibi
shakespeare-css (deprecated in favor of shakespeare)260.0Stick your haskell variables into css at compile time. (deprecated) (deprecated, library, mit, web, yesod)2014-03-30GregWeber, MichaelSnoyman
shakespeare-i18n (deprecated in favor of shakespeare)380.0A type-based approach to internationalization. (deprecated) (deprecated, library, mit, web, yesod)2014-03-30GregWeber, MichaelSnoyman
shakespeare-js (deprecated in favor of shakespeare)320.0Stick your haskell variables into javascript/coffeescript at compile time. (deprecated) (deprecated, library, mit, web, yesod)2014-03-30GregWeber, MichaelSnoyman
shakespeare-text (deprecated in favor of shakespeare)470.0Interpolation with quasi-quotation: put variables strings (deprecated) (deprecated, library, mit, web, yesod)2014-03-30GregWeber, MichaelSnoyman
shannon-fano60.0Shannon-fano compression algorithm in Haskell (codec, gpl, library, mit, program)2020-06-02bolt12
shared-memory20.0POSIX shared memory (library, mit, unclassified)2018-11-08NiklasHambuechen
sharedio40.0Bundles shared calls to IO functions to perform them only once (concurrency, library, mit)2013-09-18JohnLato, NiklasHambuechen
shellwords20.0Parse strings into words, like a shell would (library, mit, text)2019-02-07PatrickBrisbin
shift110.0A tool to quickly switch between directories (mit, program, tools)2020-07-19vmchale
shikensu60.0Run a sequence of functions on in-memory representations of files (filesystem, library, mit)2018-09-17icidasset
shimmer110.0The Reflective Lambda Machine (compilers-interpreters, library, mit, program)2019-02-06BenLippmeier
shine132.25Declarative graphics for the browser using GHCJS (graphics, javascript, library, mit, web)2020-01-04fgaz
shine-examples70.0Examples for the shine package (game, graphics, javascript, mit, web)2020-01-04fgaz
shine-varying52.0FRP interface for shine using the varying package (frp, graphics, javascript, library, mit, web)2016-04-22fgaz
show-combinators3430.0Combinators to write Show instances (library, mit, text)2020-03-22lyxia
shwifty80.0Generate swift types from haskell types. (codegen, library, mit, templatehaskell, text)2020-05-31chessai
signal42.0Multiplatform signal support for Haskell (library, mit, program, system)2017-08-09danilo2, PiotrMlodawski, iamrecursion
simple-logger80.0A very simple but efficient logging framework (library, logging, mit)2020-12-13AlexanderThiemann
simple-logging50.0Logging effect to plug into the simple-effects framework (library, logging, mit)2018-10-15darwin226
simple-nix40.0Simple parsing/pretty printing for Nix expressions (library, mit, nix)2015-06-23thinkpad20
simple-tabular30.0Simple tabular-text formatter (library, mit, text)2012-12-13BartonMassey
simple-units20.0Simple arithmetic with SI units using type-checked dimensional analysis. (library, mit, numeric, numerical)2019-04-17groscoe
sink (deprecated)50.0An alternative to lazy I/O that doesn't conflate execution with evaluation (control, data, deprecated, library, mit, system)2011-08-27JakeMcArthur
siren-json100.0Siren Tools for Haskell (data, library, mit)2019-02-18alunduil
sixty-five-oh-two40.0An eDSL for writing 65(C)02 bytecode. (dsl, library, mit)2018-05-31aearnus
sized-grid72.0Multidimensional grids with sized specified at compile time (data, library, mit)2019-09-13edwardwas
sjsp70.0Simple JavaScript Profiler (compiler, mit, program)2015-07-05itchyny
skeleton20.0a tool to access the OSX keychain (mit, program, utility)2015-07-07rnhmjoj
skeletons40.0Manage project skeletons (development, mit, program)2015-09-08WilliamCasarin
skemmtun20.0A MyAnimeList.net client. (mit, program, web)2015-12-05nyorem
skip-list80.0An implementation of pure skip lists (data, library, mit)2017-07-22gmalecha
skip-var22.0Skip variables (concurrency, library, mit)2018-12-24dtaskoff
skulk40.0Eclectic collection of utility functions (control, library, mit)2016-06-05geekyfox
skylighting-extensions30.0Customized Skylighting syntax highlighters (library, mit, text)2019-02-08chris_martin, Monoid_Mary
skylighting-modding20.0Utilities for modifying Skylighting syntaxes (library, mit, text)2019-02-08chris_martin, Monoid_Mary
skype4hs30.0Skype Desktop API binding for Haskell (library, mit, network)2014-04-01emonkak
slack20.0Haskell API for interacting with Slack (library, mit, network)2014-12-29dhrosa
slack-api92.5Bindings to the Slack RTM API. (library, mit, program, web)2017-03-02mitchellwrosen, mpickering, asayers, rickeyski
slack-notify-haskell20.0Slack notifier for Haskell project. (library, mit, program, web)2015-02-26tattsun
slack-progressbar30.0 (library, mit, program, unclassified)2020-07-17thomasjm
slack-verify22.0Slack API Request Verification HMAC (library, mit, web)2018-12-22kkweon
slack-web110.0Bindings for the Slack web API (library, mit, web)2019-03-01igrep, EmmanuelTouzery, jpvillaisaza
slate90.0A note taking CLI tool. (library, mit, program, unclassified)2019-05-10evuez
slave-thread142.0A fundamental solution to ghost threads and silent exceptions (concurrency, concurrent, error-handling, exceptions, failure, library, mit)2019-10-15NikitaVolkov
slim50.0Functional reactive user interface programming (gui, library, mit)2016-08-30jvdp
slot-lambda30.0Write lambdas without naming the parameters. (language, library, mit)2014-04-08ducis
snake70.0A basic console snake game. (game, mit, program)2016-05-30alaminium
snap-accept50.0Accept header branching for the Snap web framework (library, mit, web)2017-06-26TimothyJones
snap-routes30.0Typesafe URLs for Snap applications. (library, mit, network)2016-05-16AnupamJain
snaplet-css-min40.0A Snaplet for CSS minification (library, mit, web)2014-03-17TimothyJones
snaplet-hasql20.0A Hasql snaplet (library, mit, web)2015-06-25MikeLedger
snaplet-purescript40.0Automatic (re)compilation of purescript projects (library, mit, web)2019-06-26AlfredoDiNapoli, MikolajKonarski
snaplet-rest20.0REST resources for the Snap web framework (library, mit, web)2013-10-20TimothyJones
snaplet-riak40.0A Snaplet for the Riak database (database, library, mit)2017-11-10PaulWilson, lambda_foo
snappy-conduit30.0Conduit bindings for Snappy (see snappy package) (codec, library, mit)2015-02-10toru_tomita
snipcheck50.0Markdown tester (development, library, mit)2018-10-14nmattia
snowtify20.0snowtify send your result of `stack build` (`stack test`) to notify-daemon :dog2: (mit, program, simple)2017-07-28aiya000
soap251.75SOAP client tools (library, mit, web)2018-03-16AlexanderBondarenko
soap-openssl30.0TLS-enabled SOAP transport (using openssl bindings) (library, mit, web)2015-03-25AlexanderBondarenko
soap-tls30.0TLS-enabled SOAP transport (using tls package) (library, mit, web)2018-03-16AlexanderBondarenko
socket492.0An extensible socket library. (library, mit, network, system)2020-06-29LarsPetersen
socket-sctp40.0STCP socket extensions library. (library, mit, network, socket, system)2016-11-26LarsPetersen, shlevy
socket-unix200.0Unix domain sockets (library, mit, network, system)2017-02-25VyacheslavHashov
socketed30.0simpe tool to serve piped data over http and websocket (library, mit, program, web)2017-04-13sencenan
socketio40.0Socket.IO server (library, mit, web)2014-05-14TingYenLai
socketson30.0A small websocket backend provider. (library, mit, network, program)2016-02-22apho
solar30.0Simple library for solar calculations (astronomy, library, mit)2019-04-27tsahyt
solga20.0Simple typesafe web routing (library, mit, web)2016-11-07PatrickChilton
solga-swagger20.0Swagger generation for Solga (library, mit, web)2016-11-07PatrickChilton
solr60.0A minimal Solr client library (library, mit, unclassified)2017-07-01NikitaVolkov
solve50.0Solving simple games (game, library, mit, program)2018-12-03JoeHurd
sorted40.0Efficient, type-safe sorted sequences (data, library, mit)2013-11-15JosephAbrahamson
souffle-haskell240.0Souffle Datalog bindings for Haskell (bindings, foreign-binding, library, logic-programming, mit, program)2021-01-03luc_tielen
soyuz40.0DCPU-16 architecture utilities for Notch's 0x10c game. (compilers-interpreters, library, mit, program)2012-04-10AlexKropivny
spars20.0A sparse set-based parsing library for Haskell. (library, mit, text)2020-08-26anselmschueler
sparse-tensor50.0typesafe tensor algebra library (algebra, data, library, math, mit)2020-06-19nalex, TobiReinhart
special-values490.0Typeclass providing special values (library, mit, testing)2017-11-09minad
speedy-slice90.0Speedy slice sampling. (library, math, mit)2020-05-23JaredTobin
sphinxesc60.0Transform queries for sphinx input (library, mit, program, text)2017-03-23mackeyrms
spice80.0An FRP-based game engine written in Haskell. (frp, library, mit)2014-09-05Crockeo
spir-v50.0Some utilities for reading and writing SPIR-V files (language, library, mit)2016-02-16jophish
split-channel120.0Control.Concurrent.Chan split into sending and receiving halves. (concurrency, library, mit)2013-03-17LeonSmith
splitter50.0Use numerical ranges to split out certain lines from a file. (mit, program, text)2013-07-01RobertMassaioli
sproxy (deprecated in favor of sproxy2)70.0HTTP proxy for authenticating users via OAuth2 (deprecated, mit, program, web)2016-11-20ip1981
sproxy-web30.0Web interface to sproxy database (mit, program, web)2016-06-18ip1981
sproxy2210.0Secure HTTP proxy for authenticating users via OAuth2 (databases, mit, program, web)2019-09-06ip1981
spsa40.0Simultaneous Perturbation Stochastic Approximation Optimization Algorithm (library, math, mit, optimization)2014-01-20yanatan16
sql-simple40.0common middle-level sql client. (database, library, mit)2014-07-10HirotomoMoriwaki
sql-simple-mysql40.0mysql backend for sql-simple (database, library, mit)2014-07-10HirotomoMoriwaki
sql-simple-pool50.0conection pool for sql-simple (database, library, mit)2014-07-10HirotomoMoriwaki
sql-simple-postgresql50.0postgresql backend for sql-simple (database, library, mit)2014-07-10HirotomoMoriwaki
sql-simple-sqlite40.0sqlite backend for sql-simple (database, library, mit)2014-07-10HirotomoMoriwaki
sshd-lint20.0Check sshd configuration for adherence to best practices (mit, program, system)2015-02-03jsl, stackbuilders
ssv20.0Comma-separated-value (CSV) read, show and write routines (library, mit, program, text)2014-09-15BartonMassey
stable-heap30.0Purely functional stable heaps (fair priority queues) (data-structures, library, mit)2015-05-17JakeMcArthur
stable-memo70.0Memoization based on argument identity (data, library, mit)2015-07-12JakeMcArthur
stack-bump40.0Dead simple version bumping for hpack packages (development, mit, program)2017-07-13yamadapc
stack-run101.75An equivalent to cabal run for stack. (development, mit, program)2017-05-12yamadapc
stack-run-auto50.0Initial project template from stack (development, library, mit, program)2016-06-07yamadapc
stack-tag30.0Create etags for Haskell projects based on Stack snapshots (library, mit, program, unclassified)2018-09-15ChristopherReichert
stack-type40.0The basic stack type (library, mit, simple)2017-01-13aiya000
stack-yaml40.0Parse a stack.yaml file (development, distribution, library, mit)2017-12-08phlummox
stack2nix70.0Convert stack.yaml files into Nix build instructions. (distribution, library, mit, nix, program)2019-04-29domenkozar, iohk_devops
stackage50.0Dummy package forcing installation of other Stackage packages (development, library, mit)2015-05-06ChrisDone, DanBurton, MichaelSnoyman
stackage-build-plan (deprecated in favor of stackage-curator)40.0Calculate and print (in different formats) Stackage build plans (deprecated, distribution, library, mit, program)2015-05-10MichaelSnoyman
stackage-cabal (deprecated in favor of stack)40.0A CLI executable for cabal-based stackage commands (deprecated, development, library, mit, program)2015-05-06DanBurton
stackage-cli (deprecated in favor of stack)50.0A CLI library for stackage commands (deprecated, development, library, mit, program)2015-05-06ChrisDone, DanBurton, MichaelSnoyman
stackage-curator170.0Tools for curating Stackage bundles (distribution, library, mit, program)2018-03-11MichaelSnoyman
stackage-install40.0Secure download of packages for cabal-install (distribution, library, mit, program)2016-07-18MichaelSnoyman
stackage-metadata (deprecated)40.0DEPRECATED Grab current metadata for all packages (deprecated, distribution, library, mit, program)2015-05-14MichaelSnoyman
stackage-query61.75Tool for querying Stackage (distribution, mit, program)2019-05-07JensPetersen
stackage-sandbox (deprecated in favor of stack)50.0Work with shared stackage sandboxes (deprecated, development, library, mit, program)2015-09-01ChrisDone, DanBurton, MichaelSnoyman, borsboom
stackage-setup (deprecated in favor of stack)50.0An executable for downloading a Haskell setup (deprecated, development, library, mit, program)2015-05-14DanBurton
stackage-types (deprecated in favor of stackage-curator)40.0Shared data types between various Stackage packages (data, deprecated, library, mit)2016-01-20MichaelSnoyman
stackage-update70.0Update your package index incrementally (requires git) (distribution, library, mit, program)2015-05-12ChrisDone, MichaelSnoyman
stackage-upload (deprecated in favor of stack)40.0A more secure version of cabal upload which uses HTTPS (deprecated, distribution, library, mit, program)2016-09-06MichaelSnoyman, lehins
standalone-derive-topdown62.0This package will derive class instance along the data type declaration tree. (Deprecated) (development, library, mit)2020-02-09songzh
standalone-haddock40.0Generate standalone haddock documentation for a set of packages (distribution, mit, program)2019-11-09KarlVoelker, RomanCheplyaka
state-codes80.0ISO 3166-2:US state codes and i18n names (data, library, mit)2017-10-17acamino
statistics-hypergeometric-genvar20.0Random variate generation from hypergeometric distributions (library, math, mit, statistics)2015-03-26srijs
statistics-linreg3372.0Linear regression between two samples, based on the 'statistics' package. (library, math, mit, statistics)2014-08-22AlpMestanogullari
statsd-client30.0Statsd UDP client (library, mit, network)2016-09-09keith_duncan, tclem
statsd-datadog20.0DataDog-flavored StatsD client. (library, mit, network)2015-01-24AlexanderBondarenko
statsdi20.0A lovely [Dog]StatsD implementation (library, metrics, mit)2018-10-25iostat
steambrowser40.0List and launch steam games from the cli (game, mit, program)2014-12-18hunteriam
stemmer-german51.5Extract the stem of a German inflected word form. (library, mit, nlp)2017-09-30implementation
stm-actor30.0A simplistic actor model based on STM (control, library, mit)2020-09-26sgschlesinger
stm-containers1212.0Containers for STM (concurrency, data-structures, library, mit, stm)2020-10-19NikitaVolkov
stm-hamt1350.0STM-specialised Hash Array Mapped Trie (concurrency, data-structures, library, mit, stm)2019-06-02NikitaVolkov
stm-incremental10.0A library for constructing incremental computations (cli, concurrency, control, library, mit, options, parsing, system)2020-10-15sgschlesinger
stm-queue40.0An implementation of a real-time concurrent queue (data, library, mit)2020-10-17sgschlesinger
store1920.0Fast binary serialization (data, library, mit, serialization)2020-12-18MichaelSloan, MichaelSnoyman, borsboom, fpcomplete, philipp
store-core1600.0Fast and lightweight binary serialization (data, library, mit, serialization)2020-11-29MichaelSloan, MichaelSnoyman, borsboom, fpcomplete, philipp
store-streaming60.0Streaming interfaces for `store` (data, library, mit, serialization)2020-09-01MichaelSloan
str40.0A type class to abstract between many different string types. (library, mit, text)2014-07-16thinkpad20
stratosphere1642.25EDSL for AWS CloudFormation (aws, cloud, library, mit)2020-09-17jdreaver
stream30.0Initial project template from stack (data, library, mit)2016-04-20MichaelSnoyman
streaming-benchmarks90.0Benchmarks to compare streaming packages (benchmark, mit, program)2018-07-17harendra
streaming-bracketed130.0A resource management decorator for "streaming". (data, library, mit, streaming)2020-06-15DanielDiazCarrete
streaming-cassava290.0Cassava support for the streaming ecosystem (data, library, mit, streaming)2018-01-23IvanMiljenovic
streaming-commons8672.0Common lower-level functions needed by various streaming data libraries (data, library, mit)2020-07-20MichaelSnoyman
streaming-concurrency120.0Concurrency support for the streaming ecosystem (data, library, mit, streaming)2019-05-13IvanMiljenovic
streaming-conduit170.0Bidirectional support between the streaming and conduit libraries (data, library, mit, streaming)2018-02-11IvanMiljenovic
streaming-process70.0Streaming support for running system process (data, library, mit, streaming)2018-05-23IvanMiljenovic
streaming-sort40.0Sorting streams (data, library, mit, streaming)2018-03-23IvanMiljenovic
streaming-wai20.0Streaming Wai utilities (library, mit, web)2015-11-30WilliamCasarin
streaming-with80.0with/bracket-style idioms for use with streaming (data, library, mit, streaming)2018-05-23IvanMiljenovic
strelka60.0A simple, flexible and composable web-router (library, mit, web)2019-04-24NikitaVolkov
strelka-core40.0Core components of "strelka" (library, mit, unclassified)2019-12-16NikitaVolkov
strelka-wai20.0WAI compatibility layer for "strelka" (library, mit, unclassified)2018-03-15NikitaVolkov
strict-list1830.0Strict linked list (library, mit, unclassified)2019-09-09NikitaVolkov
strict-writer (deprecated in favor of writer-cps-mtl)60.0A stricter writer, which uses StateT in order to avoid space leaks. (control, deprecated, library, mit)2017-02-10oisdk
string-transform20.0simple and easy haskell string transform wrapper (library, mit, text)2019-07-02ncaq
stringable (deprecated)330.0A Stringable type class, in the spirit of Foldable and Traversable (bytestring, data, deprecated, library, mit, text)2014-05-02JohnWiegley, KetilMalde
stringbuilder990.0A writer monad for multi-line string literals (library, mit, testing)2018-02-08SimonHengel
stringlike20.0Transformations to several string-like types (library, mit, text)2013-03-21FedorGogolev
strings110.0Functions for working with strings, including Text, ByteString, etc. (library, mit, string, text, utility)2013-05-26JulianFleischer
stripe-concepts102.0Types for the Stripe API (library, mit, web)2020-05-20chris_martin, Monoid_Mary
stripe-core720.0Stripe API for Haskell - Pure Core (library, mit, web)2020-09-02DavidJohnson
stripe-haskell822.25Stripe API for Haskell (library, mit, web)2020-09-02DavidJohnson
stripe-http-client610.0Stripe API for Haskell - http-client backend (library, mit, web)2020-09-02DavidJohnson
stripe-http-streams (deprecated in favor of stripe-http-client)90.0Stripe API for Haskell - http-streams backend (deprecated, library, mit, web)2018-11-14DavidJohnson
stripe-scotty32.0Listen for Stripe webhook events with Scotty (library, mit, web)2020-05-20chris_martin, Monoid_Mary
stripe-signature82.0Verification of Stripe webhook signatures (library, mit, web)2020-09-02chris_martin, Monoid_Mary
stripe-tests130.0Tests for Stripe API bindings for Haskell (library, mit, web)2020-09-02DavidJohnson
stripe-wreq132.0Use the Stripe API via Wreq (library, mit, web)2020-05-20chris_martin, Monoid_Mary
stripeapi42.0Stripe-Library (library, mit, psp)2020-06-09remo_doerig, joel_fisch
strive330.0A client for the Strava V3 API. (api, library, mit)2020-05-27taylorfausak, fozworth
stt70.0A monad transformer version of the ST monad (control, library, mit)2016-11-06mckeankylej
stunclient30.0RFC 5389: Session Traversal Utilities for NAT (STUN) client (library, mit, network)2014-02-04PhilippBalzarek
stutter20.0(Stutter Text|String)-Utterer (library, mit, program, tools)2018-10-14nmattia
stylist250.0Apply CSS styles to a document tree. (language, library, mit)2020-12-31alcinnz
subG160.0Some extension to the Foldable and Monoid classes. (data, development, library, mit)2020-11-19OleksandrZhabenko
subG-instances20.0Additional instances for the InsertLeft class from subG package. (data, development, library, mit)2020-11-19OleksandrZhabenko
subnet40.0subnetting calculator (library, mit, network)2015-02-13gcganley
success (deprecated in favor of transformers, validation-selective, validation)472.0A version of Either specialised for encoding of success or failure (data, deprecated, failure, library, mit)2016-02-07NikitaVolkov
successors60.0An applicative functor to manage successors (control, library, mit)2017-12-31JoachimBreitner
sum-type-boilerplate90.0Library for reducing the boilerplate involved with sum types (library, mit, th, types)2017-07-31jdreaver
summer70.0An implementation of extensible products and sums (data, library, mit)2020-08-10sgschlesinger
super-user-spark172.0Configure your dotfile deployment with a DSL. (library, mit, program, system)2020-01-26Norfair
supervisors60.0Monitor groups of threads with non-hierarchical lifetimes. (concurrency, library, mit)2018-12-18isd
supplemented40.0Early termination for monads (library, mit, parsing)2016-06-02NikitaVolkov
swagger-petstore (deprecated in favor of openapi-petstore)50.0Auto-generated openapi-petstore API Client (deprecated, library, mit, web)2018-05-16jonschoning
syfco50.0Synthesis Format Conversion Tool / Library (library, mit, program, syntcomp)2017-07-03kleinreact
symengine50.0SymEngine symbolic mathematics engine for Haskell (ffi, library, math, mit, symbolic-computation)2016-06-10bollu
symengine-hs50.0SymEngine symbolic mathematics engine for Haskell (ffi, library, math, mit, program, symbolic-computation)2016-03-05bollu
sync-mht150.0Fast incremental file transfer using Merkle-Hash-Trees (library, mit, program, utility)2016-07-16emink
syntax90.0Reversible parsing and pretty-printing. (data, library, mit)2014-12-12pawel834
syntax-attoparsec40.0Syntax instances for Attoparsec. (data, library, mit)2014-12-12pawel834
syntax-example40.0Example application using syntax, a library for abstract syntax descriptions. (data, mit, program)2014-12-12pawel834
syntax-example-json30.0Example JSON parser/pretty-printer. (data, mit, program)2014-12-12pawel834
syntax-pretty (deprecated in favor of syntax-printer)30.0Syntax instance for pretty, the pretty printing library. (data, deprecated, library, mit)2014-11-23pawel834
syntax-printer40.0Text and ByteString printers for 'syntax'. (data, library, mit)2014-12-12pawel834
syntaxnet-haskell40.0Working with Google's SyntaxNet output files - CoNLL, Tree (library, mit, nlp)2017-07-28MichalGajda, sigrlami
sys-auth-smbclient30.0Auth with smbclient command (library, mit, system)2013-06-16KazuoKoga
system-argv040.0Get argv[0] as a FilePath. (library, mit, system)2011-11-18JohnMillikin
system-canonicalpath30.0Abstract data type for canonical paths with some utilities (library, mit, system)2015-03-03d12frosted
system-extra20.0A bunch of system utilities used by other projects (library, mit, system)2017-07-31abailly
system-fileio (deprecated in favor of directory)2180.0Consistent filesystem interaction across GHC versions (deprecated) (deprecated, library, mit, system)2018-09-05JohnMillikin, MichaelSnoyman
system-filepath (deprecated in favor of filepath)3640.0High-level, byte-based file and directory path manipulations (deprecated) (deprecated, library, mit, system)2018-01-18JohnMillikin, MichaelSnoyman
system-info112.25Get the name of the operating system (library, mit, system)2020-01-21dtaskoff
system-test20.0Runs system tests of applications. (library, mit, program, testing)2016-05-22ExcaliburZero
table20.0Simple tool to generate tables from DSV input (mit, program, text)2015-01-02DanielChoi
table-tennis40.0A table tennis game tracking engine (game, library, mit)2015-01-17thelollies
tagged-binary80.0Provides tools for serializing data tagged with type information. (data, library, mit, serialization)2017-07-31jle
tagged-timers20.0Simple wrappers for timing IO actions (single-threaded) (library, mit, system)2016-03-20ranjitjhala
tailfile-hinotify40.0Tail files in Unix, using hinotify. (library, mit, system)2018-11-06DanielDiazCarrete
takahashi80.0create slide for presentation. (control, library, mit)2015-07-14outoftune
tal60.0An implementation of Typed Assembly Language (Morrisett, Walker, Crary, Glew) (language, library, mit)2016-08-23sweirich
tao40.0Type-level assertion operators. (library, mit, testing)2018-03-20jship
tao-example20.0Example usage of the tao package. (library, mit, testing)2018-03-20jship
tar-conduit2072.0Extract and create tar files using conduit for streaming (data-conduit, mit)2019-01-15MichaelSnoyman, SimonMarechal, lehins
target40.0Generate test-suites from refinement types. (library, mit, program, testing)2015-09-01EricSeidel
taskpool (deprecated in favor of async-pool)20.0Manage pools of possibly interdependent tasks using STM and async (deprecated, library, mit, system)2014-08-19JohnWiegley
tasty11542.5Modern and extensible testing framework (library, mit, testing)2021-01-10EdwardKmett, OliverCharles, RomanCheplyaka, bergey
tasty-auto (deprecated in favor of tasty-discover)30.0Auto discovery for Tasty with support for ingredients and test tree generation (deprecated, library, mit, program, testing)2017-03-04minad
tasty-dejafu360.0Deja Fu support for the Tasty test framework. (library, mit, testing)2020-12-27barrucadu
tasty-discover3912.25Test discovery for the tasty framework. (library, mit, program, testing)2020-10-04newhoggy, haskellworks
tasty-expected-failure3032.0Mark tasty tests as failure expected (library, mit, testing)2020-12-31JoachimBreitner
tasty-golden3951.75Golden tests support for tasty (library, mit, testing)2020-06-05OliverCharles, RomanCheplyaka
tasty-html490.0Render tasty output to HTML (library, mit, testing)2021-01-13RomanCheplyaka, jdnavarro
tasty-hunit7202.25HUnit support for the Tasty test framework. (library, mit, testing)2020-12-18OliverCharles, RomanCheplyaka
tasty-json150.0JSON reporter for the tasty testing framework (library, mit, network)2020-04-30larsk
tasty-kat820.0Known Answer Tests (KAT) framework for tasty (library, mit, tasty-kat)2015-01-20VincentHanquez
tasty-lua1830.0Write tests in Lua, integrate into tasty. (foreign, library, mit)2021-01-11tarleb
tasty-quickcheck6692.25QuickCheck support for the Tasty test framework. (library, mit, testing)2020-12-18OliverCharles, RomanCheplyaka
tasty-silver1420.0A fancy test runner, including support for golden tests. (library, mit, testing)2020-12-22PhilippHausmann
tasty-smallcheck2202.0SmallCheck support for the Tasty test framework. (bsd3, library, mit, testing)2020-12-18OliverCharles, RomanCheplyaka
tasty-stats50.0Collect statistics of your Tasty testsuite (library, mit, testing)2018-05-12minad
tasty-tap60.0TAP (Test Anything Protocol) Version 13 formatter for tasty (library, mit, testing)2019-11-14MichaelXavier
tds70.0Pure Haskell TDS protocol implementation. Mainly for beam-mssql and beam-sybase (database, library, mit, program)2019-03-18TravisAthougies
teardown90.0Build safe and composable teardown sub-routines for resources (library, mit, system)2019-01-30RomanGonzalez
techlab20.0Bleeding edge prelude (library, mit, prelude)2020-12-09locallycompact
technique20.0Procedures and Sequences (library, mit, program, tools)2020-11-08AndrewCowie
teeth40.0Dental data types (anatomy, library, mit)2016-10-27jophish
telega50.0Telegram Bot API binding (control, data, library, mit)2020-01-30iokasimovmt
teleport50.0A tool to quickly switch between directories (library, mit, program, tools)2016-01-05bollu
template-haskell-compat-v02081100.0A backwards compatibility layer for Template Haskell newer than 2.8 (compatibility, library, mit, templatehaskell)2020-09-01NikitaVolkov
template-haskell-util20.0Some utilities for template Haskell. (library, mit, template-haskell)2015-03-02songzh
templatepg (deprecated in favor of postgresql-typed)40.0A PostgreSQL access library with compile-time SQL type inference (database, deprecated, library, mit)2015-12-21ChrisForno
templater20.0Simple string templater (library, mit, text)2015-04-30geraud
term-rewriting272.25Term Rewriting Library (library, logic, mit)2019-09-02BertramFelgenhauer, MartinAvanzini
termplot40.0Plot time series in your terminal using commands stdout (console, mit, program)2015-11-19jimenezrick
test-framework-golden (deprecated in favor of tasty-golden)90.0Golden tests support for test-framework (deprecated, library, mit, testing)2015-04-28OliverCharles, RomanCheplyaka
test-fun20.0Testable functions (library, mit, testing)2020-02-24lyxia
test-monad-laws20.0Laws for mtl classes as QuickCheck properties. (library, mit, test)2020-09-26lyxia
test-shouldbe (deprecated in favor of hspec-expectations)80.0Catchy combinators for HUnit (deprecated, library, mit, testing)2015-04-04
testbench70.0Create tests and benchmarks together (library, mit, testing)2019-05-07IvanMiljenovic
testcontainers122.25Docker containers for your integration tests. (development, library, mit)2020-12-18alexbiehl
testloop30.0Quick feedback loop for test suites (development, library, mit, testing)2013-08-10RomanGonzalez
text-and-plots20.0EDSL to create HTML documents with plots based on the C3.js library. (library, mit, text)2015-04-07andersjel
text-builder1582.0An efficient strict text builder (library, mit, text)2019-10-24NikitaVolkov
text-normal50.0Unicode-normalized text (data, library, mit)2014-04-22JoelTaylor
text-render20.0A type class for rendering objects as text, pretty-printing, etc. (library, mit, text)2017-09-01thinkpad20
text-stream-decode (deprecated in favor of streaming-commons)170.0Streaming decoding functions for UTF encodings. (deprecated) (data, deprecated, library, mit, text)2014-03-26MichaelSnoyman
text-utils400.0Various text utilities (library, mit, web)2020-05-18AlexanderThiemann
textmatetags30.0A simple Haskell program to provide tags for Haskell code completion in TextMate (compilers-interpreters, mit, program)2011-03-26AlessandroVermeulen
textual (deprecated in favor of string-conversions, string-convert)20.0Textual type class for data that represent text (deprecated, library, mit, text)2016-01-31marcosdumay
th-cas30.0Compile-time CAS(Computer Algebra System) (library, math, mit, numeric)2015-11-16junjihashimoto
th-instance-reification50.0Fixed versions of instances reification functions (library, mit, template-haskell)2020-03-26NikitaVolkov
th-lego90.0Template Haskell construction utilities (library, mit, template-haskell)2020-11-05NikitaVolkov
th-printf100.0Quasiquoters for printf (library, mit, text)2019-09-12JudeTaylor
th-utilities7090.0Collection of useful functions for use with Template Haskell (library, mit, template-haskell)2020-11-29MichaelSloan
theatre60.0Minimalistic actor library (actors, concurrency, library, mit)2020-06-20NikitaVolkov
themoviedb240.0Haskell API bindings for http://themoviedb.org (api, library, mit, network, program)2020-10-27PeterJones
thock320.0A modern TUI typing game featuring online racing against friends. (game, library, mit, program)2021-01-15rmehri01
thread-hierarchy90.0Simple Haskell thread management in hierarchical manner (concurrency, library, mit)2020-07-29nshimaza
thread-supervisor30.0A simplified implementation of Erlang/OTP like supervisor over thread (concurrency, library, mit)2020-08-08nshimaza
threads-supervisor70.0Simple, IO-based library for Erlang-style thread supervision (concurrency, library, mit, program)2019-04-15AlfredoDiNapoli, MikolajKonarski
throwable-exceptions50.0throwable-exceptions gives the easy way to throw exceptions (exception, library, mit)2017-09-14aiya000
thumbnail-plus70.0Generate thumbnails easily and safely. (graphics, library, mit)2015-06-14FelipeLessa
tianbar30.0A desktop bar based on WebKit (library, mit, program, system)2017-02-05AlexeyKotlyarov
tiempo60.0Specify time intervals in different units (secs, mins, hours, etc.) (data, library, mit, time)2015-09-01RomanGonzalez
tightrope20.0Nice API for a Slackbot (library, mit, web)2014-07-27ian
time-manager3440.0Scalable timer (library, mit, system)2019-06-04KazuYamamoto
time-warp32.0Distributed systems execution emulation (control, library, mit, network)2017-03-18jagajaga, gromak, volhovm, martoon, serokell
timecalc70.0 (console, mit, program)2011-05-02ChrisEidhof
timeout270.0Generalized sleep and timeout functions (concurrency, control, library, mit)2014-08-02FedorGogolev
timespan40.0Useful timespan datatype and functions (library, mit, web)2020-05-24AlexanderThiemann
timestamp30.0Space-efficient Unix timestamp and utilities (library, mit, time)2018-04-19NikitaVolkov, effectfully, IrinaArtemeva, vlastachu, izubkov, OShev
timestamper20.0Read standard input and prepend each line with a timestamp (mit, program, system)2015-07-31kisom
tini40.0Tiny INI file and configuration library with a minimal dependency footprint. (configuration, library, mit)2020-10-05AntonEkblad
tinytemplate22.0A tiny text templating library (library, mit, text)2015-09-08PhilFreeman, karchie
tld70.0This project separates subdomains, domains, and top-level-domains from URLs. (library, mit, network)2017-10-24jp_rider
token-search20.0 (library, mit, program, unclassified)2019-12-22joshuaclayton
tokenify30.0A regex lexer (library, mit, parser)2015-05-17akst
tonalude30.0A standard library for Tonatona framework. (control, library, mit, tonatona)2020-11-05arowM, qnoyxu
tonaparser30.0Scalable way to pass runtime configurations for tonatona (library, mit, system, tonatona)2020-11-05arowM, qnoyxu
tonatona20.0meta application framework (framework, library, mit, tonatona, web)2020-11-05arowM, qnoyxu
tonatona-google-server-api30.0tonatona plugin for google-server-api (database, library, mit, tonatona, web)2020-05-25arowM
tonatona-logger50.0tonatona plugin for logging. (library, mit, system, tonatona)2020-11-05arowM, qnoyxu
tonatona-persistent-postgresql30.0tonatona plugin for accessing PostgreSQL database. (database, library, mit, tonatona)2020-11-05arowM, qnoyxu
tonatona-persistent-sqlite60.0tonatona plugin for accessing Sqlite database. (database, library, mit, tonatona)2020-11-05arowM, qnoyxu
tonatona-servant40.0tonatona plugin for servant. (library, mit, servant, tonatona, web)2020-11-05arowM, qnoyxu
toodles200.0Manage the TODO entries in your code (library, mit, program, project-management)2019-07-19aviaviavi
total-maps40.0Dense and sparse total maps. (containers, data, data-structures, library, mit)2015-11-19pawel834
touched20.0Library (and cli) to execute a procedure on file change. (library, mit, program, system)2015-03-27crough
trace60.0A monad transformer for tracing provenience of errors (control, library, mit)2015-04-15JonSterling
tracked-files20.0Package to list all tracked and untracked existing files via Git. (library, mit, program, system)2020-03-03joshuaclayton
tracy40.0Convenience wrappers for non-intrusive debug tracing (development, library, mit)2016-10-17dredozubov
traildb170.0TrailDB bindings for Haskell (database, library, mit)2018-10-22Adeon
transaction90.0Monadic representation of transactions. (data, library, mit)2018-03-28arowM
transient212.5composing programs with multithreading, events and distributed computing (concurrency, control, library, mit)2020-07-24AlbertoCorona, geraldus
transient-universe170.0fully composable remote execution for the creation of distributed systems (control, distributed-computing, library, mit, program)2020-07-29AlbertoCorona, geraldus
translatable-intset30.0Integer sets with a constant time translate operation. (data-structures, library, mit)2011-02-04JannisHarder
translate-cli30.0Translation cli tool (cli, library, mit, program)2017-10-15andys8
trasa62.0Type Safe Web Routing (library, mit, web)2019-07-19andrewthad, mckeankylej, chessai, goolord
trasa-client30.0Type safe http requests (library, mit, web)2019-03-24andrewthad, mckeankylej, chessai, goolord
trasa-reflex30.0Reactive Type Safe Routing (library, mit, text)2017-06-17andrewthad, mckeankylej, chessai
trasa-server32.0Type safe web server (library, mit, web)2019-07-19andrewthad, mckeankylej, chessai, goolord
trasa-th30.0Template Haskell to generate trasa routes (library, mit, web)2019-03-24chessai
traverse-with-class580.0Generic applicative traversals (data, library, mit)2019-11-08AdamBergmark, RomanCheplyaka, SjoerdVisscher
travis30.0A simple client implementation using Travis CI API. (library, mit, web)2015-09-08tomtau
treefold30.0Provides folds which try to combine elements in a balanced way. (data, library, mit)2017-10-04oisdk
tripLL30.0A very simple triple store (database, library, mit)2015-11-30apho
tsvsql20.0Template tsv into SQL (mit, program, text)2016-07-09DanielChoi
ttc130.0Textual Type Classes (data, library, mit, text)2020-11-03TravisCardwell
ttrie130.0Contention-free STM hash map (concurrency, library, mit)2015-11-07MichaelSchroeder
tttool450.0Working with files for the Tiptoi® pen (mit, program, reverse-engineering)2019-03-30JoachimBreitner
tuple-morph30.0Morph between tuples, or convert them from and to HLists. (data, library, mit)2014-11-22pawel834
turing-machines30.0A simple simulator for Turing machines (library, math, mit)2016-07-24jariazavalverde
turkish-deasciifier20.0Haskell port of Deniz Yuret's Turkish deasciifier. (language, library, mit, program)2015-07-22cattheory
twentyseven90.0Rubik's cube solver (algorithms, library, mit, program)2016-03-16lyxia
twhs20.0CLI twitter client. (library, mit, program, web)2014-06-02ShinichiroSuzuki
twill20.0Twilio API interaction (library, mit, service)2012-11-08JosephAbrahamson
twitch52.25A high level file watcher DSL (library, mit, system)2018-12-12JonathanFischoff, AndreasSchacker
twitter-feed80.0Client for fetching Twitter timeline via Oauth (library, mit, web)2016-10-17jsl, stackbuilders, sestrella, mrkkrp, jmorocho
tx50.0Persistent transactions on top of STM. (database, library, mit)2013-09-30MichaelSchroeder
tyfam-witnesses70.0Provide proof witnesses for closed type family evaluation (development, library, mit)2018-11-13GaborGreif
type-indexed-queues50.0Queues with verified and unverified versions. (data-structures, library, mit)2017-04-27oisdk
type-level-kv-list40.0A module for hash map like object with type level keys. (data, library, mit)2016-11-06arowM
type-map90.0Type-indexed maps (data, library, mit)2019-01-03lyxia
type-structure50.0Type structure analysis (data, library, mit)2014-04-04NikitaVolkov
type-tree40.0Tree representations of datatypes (language, library, mit)2018-04-07JudeTaylor
typed-digits50.0Digits, indexed by their base at the type level (data, library, mit)2019-12-12arran
typed-process4951.75Run external processes, with strong typing of streams (library, mit, system)2019-07-03MichaelSnoyman
typed-streams70.0A stream based replacement for lists (data, library, mit)2017-03-18clinton
typed-uuid50.0Phantom-Typed version of UUID (data, library, mit)2020-05-10Norfair
typed-wire60.0Language-independent type-safe communication (library, mit, program, web)2016-06-14AlexanderThiemann
typelits-witnesses262.25Existential witnesses, singletons, and classes for operations on GHC TypeLits (data, library, mit)2019-06-21jle
types-compat40.0ghc-7.6/7.8 compatible GHC.TypeLits, Data.Typeable and Data.Proxy. (compatibility, library, mit)2015-02-28HirotomoMoriwaki
typescript-docs50.0A documentation generator for TypeScript Definition files (language, mit, program)2014-01-07PhilFreeman
udp-streaming40.0Streaming to and from UDP socket (library, mit, network, streaming)2018-03-18mihaigiurgeanu
uid40.0Simple unique identifier datatype, serializable and encodable as base32 (data, library, mit)2013-08-11PhilHargett
ukrainian-phonetics-basic80.0A library to work with the basic Ukrainian phonetics and syllable segmentation. (Ukrainian, language, library, mit, phonetic-languages, syllable-segmentation)2020-12-05OleksandrZhabenko
ukrainian-phonetics-basic-array180.0A library to work with the basic Ukrainian phonetics and syllable segmentation. (Ukrainian, language, library, mit, phonetic-languages)2020-12-18OleksandrZhabenko
uniform-io30.0Uniform IO over files, network, anything. (library, mit, system)2016-04-02marcosdumay
union-find-array230.0union find data structure (algorithms, data, library, mit)2015-04-10BertramFelgenhauer, MartinAvanzini
uniq-deep50.0uniq-deep (console, mit, program, public-domain)2019-11-01ncaq
uniquely-represented-sets50.0 (library, mit, unclassified)2018-01-15oisdk
uniqueness-periods30.0Can be used to produce the 'uniquenessPeriods' function and related functionality. (Ukrainian, language, library, mit, text, uniqueness-periods)2020-08-18OleksandrZhabenko
uniqueness-periods-general40.0Can be used to produce the similar to 'String.Ukrainian.UniquenessPeriods' functions. (language, library, mit, text, uniqueness-periods)2020-08-18OleksandrZhabenko
uniqueness-periods-vector30.0Generalization of the uniqueness-periods and uniqueness-periods-general packages functionality. (game, language, library, math, mit, uniqueness)2020-10-14OleksandrZhabenko
uniqueness-periods-vector-common40.0Generalization of the dobutokO-poetry-general package functionality (game, language, library, math, mit, uniqueness)2020-10-14OleksandrZhabenko
uniqueness-periods-vector-examples150.0Usage examples for the uniqueness-periods-vector series of packages (cli, game, language, library, math, mit, phonetic-languages, program, uniqueness-periods)2020-11-12OleksandrZhabenko
uniqueness-periods-vector-filters20.0A library allows to change the structure of the 'RealFrac' function output. (data, game, language, library, math, mit, uniqueness-periods)2020-10-07OleksandrZhabenko
uniqueness-periods-vector-general40.0Some kind of the optimization approach to data inner structure. (extremum-estimator, game, language, library, math, mit, optimization, phonetic-languages, uniqueness)2020-11-12OleksandrZhabenko
uniqueness-periods-vector-properties70.0Metrices for the maximum element for the uniqueness-periods-vector packages family. (game, language, library, math, mit, phonetic-languages, syllable-segmentation)2020-10-12OleksandrZhabenko
uniqueness-periods-vector-stats30.0A very basic descriptive statistics. (data, library, math, mit)2020-12-05OleksandrZhabenko
universum1771.75Custom prelude used in Serokell (library, mit, prelude)2021-01-19gromak, volhovm, serokell
unix-process-conduit (deprecated in favor of keter)50.0Run processes on Unix systems, with a conduit interface (deprecated) (deprecated, library, mit, system)2014-03-20MichaelSnoyman
unliftio6922.5The MonadUnliftIO typeclass for unlifting monads to IO (batteries included) (control, library, mit)2020-10-29MichaelSnoyman
unliftio-core6762.25The MonadUnliftIO typeclass for unlifting monads to IO (control, library, mit)2020-03-02MichaelSnoyman
unliftio-path40.0UnliftIO using well-typed Paths. (library, mit, text)2020-10-11locallycompact
unordered-containers-rematch30.0Rematch support for unordered containers (control, library, mit)2013-05-20TomCrayford
unordered-graphs60.0Graph library using unordered-containers (data-structures, graphs, library, mit)2016-07-19IvanMiljenovic
unparse-attoparsec30.0An attoparsec roundtrip (library, mit, parsing, text)2018-12-07lyxia
unscramble20.0Solve Boggle-like word games (mit, program, text)2013-12-30JoelTaylor
unsequential70.0An extension removing the sequentiality from monads (control, library, mit)2017-03-20NikitaVolkov
unused100.0A command line tool to identify unused code. (cli, library, mit, program)2019-11-01joshuaclayton
uploadcare40.0Haskell client for Uploadcare. (api, library, mit, web)2012-10-06DimitrySolovyov
urbit-hob30.0Hoon-style atom manipulation and printing functions (library, mit, urbit)2020-06-04JaredTobin
uri-templater40.0Parsing & Quasiquoting for RFC 6570 URI Templates (library, mit, network)2017-09-02IanDuncan
url-bytes20.0Memory efficient url type and parser. (data, library, mit)2020-08-21andrewthad, goolord
url-decoders40.0Decoders for URL-encoding (aka Percent-encoding) (codecs, library, mit, web)2018-07-27NikitaVolkov
urn-random60.0A package for updatable discrete distributions (data, library, mit)2017-07-14kwf, AntalSpectorZabusky
useragents30.0A collection of user agents (library, mit, network, program)2019-02-19Jappie
users32.0A library simplifying user management for web applications (library, mit, web)2016-02-23AlexanderThiemann
users-persistent50.0A persistent backend for the users package (data, library, mit)2016-05-22AlexanderThiemann
users-postgresql-simple40.0A PostgreSQL backend for the users package (library, mit, web)2016-05-22AlexanderThiemann
users-test20.0Library to test backends for the users library (library, mit, web)2016-05-22AlexanderThiemann
utc110.0A pragmatic time and date library. (data, library, mit, parsing, time)2015-06-17LarsPetersen
uu-interleaved130.0An interleaving combinator for use with applicative style implementations. (applicative, control, library, mit, parsing, text)2018-08-06DoaitseSwierstra
uu-options30.0Parse command line options using uu-interleave and uu-parsinglib (library, mit, options)2015-05-12DoaitseSwierstra
uu-parsinglib230.0Fast, online, error-correcting, monadic, applicative, merging, permuting, interleaving, idiomatic parser combinators. (library, mit, parsercombinators, parsercombinators-parsing-text, parsing, parsing-text, text, text.parsercombinators, text.parsercombinators-parsing-text)2016-04-12DoaitseSwierstra
uuid-bytes50.0UUID parsing using byteverse packages (data, library, mit)2020-08-07goolord
uuid-le30.0Universally Unique Identifiers with little-endian-ish encoding tools (data, library, mit)2014-09-29StijnVanDrongelen
uusi610.0Tweak dependencies in .cabal files (distribution, library, mit, program)2020-12-01berberman
vabal-lib30.0Core algorithms and datatypes used by vabal (development, distribution, library, mit)2019-01-10Franciman
vado240.0Runs commands on remote machines using ssh (development, library, mit, program)2020-07-05HamishMackenzie
valid-names30.0Valid operator/module characters (language, library, mit)2013-12-29JoelTaylor
validate-input60.0Input validation combinator library (library, mit, web)2015-11-04AlexanderThiemann
validators30.0Composable validations for your Haskell data types (data, library, mit)2019-10-23luc_tielen
validity1182.25Validity typeclass (library, mit, validity)2020-04-17Norfair, NickskeVdb
validity-aeson60.0Validity instances for aeson (library, mit, validity)2020-05-05Norfair
validity-bytestring20.0Validity instances for bytestring (library, mit, validity)2020-02-10Norfair
validity-containers110.0Validity instances for containers (library, mit, validity)2020-06-17Norfair
validity-path80.0Validity instances for Path (library, mit, validity)2020-02-10Norfair
validity-primitive20.0Validity instances for primitive (library, mit, validity)2020-02-10Norfair
validity-scientific20.0Validity instances for scientific (library, mit, web)2020-02-10Norfair
validity-text60.0Validity instances for text (library, mit, web)2020-02-10Norfair
validity-time70.0Validity instances for time (library, mit, validity)2020-07-18Norfair
validity-unordered-containers20.0Validity instances for unordered-containers (library, mit, validity)2020-02-10Norfair
validity-uuid40.0Validity instances for uuid (library, mit, web)2020-02-10Norfair
validity-vector30.0Validity instances for vector