Package search

Name
DLs
Rating
Description
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Last U/L
Maintainer
time17572.0A time library (bsd3, library, time)2019-05-20AshleyYakeley, DonaldStewart, IanLynagh
unix-time14350.0Unix time parser/formatter and utilities (bsd3, data, library)2019-06-18KazuYamamoto
time-compat6630.0Compatibility package for time (bsd3, compatibility, library, time)2019-05-13AdamBergmark, DagOdenhall, phadej
old-time7580.0Time library (bsd3, library, system)2014-11-21AustinSeipp, HerbertValerioRiedel, IanLynagh
shakespeare27432.0A toolkit for making compile-time interpolated templates (library, mit, web, yesod)2020-01-27GregWeber, MichaelSnoyman, psibi
timeplot27990.0A tool for visualizing time series from log files. (bsd3, graphics, program)2016-12-30EugeneKirpichov
hourglass9732.0simple performant time related library (bsd3, library, time)2018-08-24VincentHanquez
time-locale-compat5622.25Compatibile module for time-format locale (bsd3, library, system)2018-08-26KeiHibino
validity-time3960.0Validity instances for time (library, mit, validity)2020-02-10Norfair
genvalidity-time5080.0GenValidity support for time (library, mit, testing)2020-02-10Norfair
time-manager2930.0Scalable timer (library, mit, system)2019-06-04KazuYamamoto
tz6892.0Efficient time zone handling (apache, data, library)2019-11-20GergelyRisko, MihalyBarasz
chronos6410.0A performant time library (bsd3, data, development, library, parsing, time)2019-11-29andrewthad, chessai
time-patterns2540.0Patterns for recurring events (bsd3, data, library, time)2018-07-02jfmueller
hamlet (deprecated in favor of shakespeare)22740.0Haml-like template files that are compile-time checked (deprecated) (deprecated, library, mit, web, yesod)2014-03-30FelipeLessa, GregWeber, MichaelSnoyman
arbtt15100.0Automatic Rule-Based Time Tracker (desktop, gpl, program)2019-03-16JoachimBreitner
thyme7262.0A faster time library (bsd3, data, library, system)2014-11-27LiyangHu
tzdata6162.0Time zone database (as files and as a module) (apache, data, library)2020-01-06MihalyBarasz
time-exts3940.0Yet another time library (bsd3, library, time)2017-11-28EnzoHaussecker
iso8601-time3200.0Convert to/from the ISO 8601 time format (library, mit, time)2018-06-11AndrasSlemmer, NiklasHambuechen, PatrickChilton
hashable-time2310.0Hashable instances for Data.Time (bsd3, data, library)2018-09-26alkar, davew
splot14910.0A tool for visualizing the lifecycle of many concurrent multi-staged processes. (bsd3, graphics, program)2015-12-26EugeneKirpichov
friendly-time2410.0Print time information in friendly ways (bsd3, library, web, yesod)2017-07-21PatrickBrisbin
attoparsec-time3360.0Attoparsec parsers of time (attoparsec, library, mit, parsers, time)2019-10-25NikitaVolkov
time-lens2440.0Lens-based interface to Data.Time data structures (bsd3, data, library)2018-01-04RomanCheplyaka
Plot-ho-matic11640.0Real-time line plotter for generic data (bsd3, graphics, library)2018-12-14GregHorn
shakespeare-css (deprecated in favor of shakespeare)9360.0Stick your haskell variables into css at compile time. (deprecated) (deprecated, library, mit, web, yesod)2014-03-30GregWeber, MichaelSnoyman
access-time1610.0Cross-platform support for retrieving file access times (bsd3, library, system)2012-02-03MaxBolingbroke
alarmclock6760.0Wake up and perform an action at a certain time. (bsd3, concurrency, library)2019-08-21dcturner, dten
monad-time2150.0Type class for monads which carry the notion of the current time. (bsd3, control, library)2018-04-09GracjanPolak, MikhailGlushenkov, arybczak, jonathanjouty_scrive
time-recurrence2692.0Generate recurring dates. (lgpl, library, system)2016-04-23ChrisHeller
securemem6350.0abstraction to an auto scrubbing and const time eq, memory chunk. (bsd3, data, library)2018-02-27VincentHanquez
copilot-language4670.0A Haskell-embedded DSL for monitoring hard real-time distributed systems. (bsd3, embedded, language, library)2019-11-23IvanPerez, LeePike, agoodloe, frankdedden
net-spider4570.0A graph database middleware to maintain a time-varying graph. (bsd3, database, library)2020-01-26debugito
ghc-prof5860.0Library for parsing GHC time and allocation profiling reports (bsd3, development, library)2019-09-09MitsutoshiAoe
event-list5850.0Event lists with relative or absolute time stamps (data, library)2018-02-16HenningThielemann
shakespeare-js (deprecated in favor of shakespeare)7120.0Stick your haskell variables into javascript/coffeescript at compile time. (deprecated) (deprecated, library, mit, web, yesod)2014-03-30GregWeber, MichaelSnoyman
Villefort7391.5Villefort is a task manager and time tracker (bsd3, library, program, task, web)2019-04-30AliceReuter
time-qq980.0Quasi-quoter for UTCTime times (bsd3, library, quasiquotes, time)2017-06-07ChristianMarie
git-annex122702.0manage files with git, without checking their contents into git (agpl, program, utility)2020-02-19JoeyHess
fold-debounce4070.0Fold multiple events that happen in a given period of time. (bsd3, control, library)2019-10-04debugito
hebrew-time1910.0Hebrew dates and prayer times. (data, library, mit)2019-02-17MichaelSnoyman
type-of-html10162.0High performance type driven html generation. (bsd3, html, language, library, text, web)2020-01-20knupfer
hora2150.0date time (library, public-domain, system, time)2018-08-17procione
buffer-builder4930.0Library for efficiently building up buffers, one piece at a time (bsd3, data, library)2018-10-12chadaustin, afriesen
time-http1880.0Parse and format HTTP/1.1 Date and Time strings (library, public-domain, time, web)2012-01-03MasatakeDaimon
time-warp1952.0Distributed systems execution emulation (control, library, mit, network)2017-03-18jagajaga, gromak, volhovm, martoon, serokell
TimePiece1620.0A simple tile-based digital clock screen saver (library, program, public-domain, screensaver)2014-05-16AudreyTang
active14450.0Abstractions for animation (bsd3, data, library)2019-10-20BrentYorgey, RyanYates, jeffreyrosenbluth, bergey, cchalmers
pretty-relative-time1330.0Pretty relative time (library, mit, time)2020-02-12Norfair
work-time570.0A library for parsing a chat-based work hour reporting scheme. (bsd3, business, library, program)2018-07-04gonz
timeit1730.0Time monadic computations with an IO base. (bsd3, library, system)2018-02-20LennartAugustsson, MerijnVerstraaten
timeseries2060.0Library for Time Series processing (bsd3, data, library)2016-12-28klangner
time-parsers1260.0Parsers for types in `time`. (bsd3, library, parsing)2019-04-26phadej
th-nowq1890.0Template Haskell splice that expands to current time (bsd3, library, template-haskell)2020-02-21DmitryDzhus
text-time490.0Library for Time parsing from Text into UTCTime (bsd3, data, library)2016-12-14klangner
time-units810.0A basic library for defining units of time as types. (bsd3, data, library)2011-03-07AdamWick
htime1150.0Timing utility for the command line (bsd3, program, system)2015-01-22JosePedroMagalhaes
perf2902.0Low-level run time measurement. (bsd3, library, project)2019-11-08tonyday567
timerep1650.0Parse and display time according to some RFCs (RFC3339, RFC2822, RFC822) (bsd3, library, parser, text, time, web)2016-07-06HugoGomes, koral
one-time-password1030.0HMAC-Based and Time-Based One-Time Passwords (cryptography, library, mit)2016-06-11AlekseyUymanov
dynamic-graph4020.0Draw and update graphs in real time with OpenGL (bsd3, graphics, library)2019-07-21adamwalker
yesod-static-angular3360.0Yesod generators for embedding AngularJs code into yesod-static at compile time (library, mit, web)2016-04-11JohnLenz
chronologique1382.0Time to manipulate time (bsd3, library, text)2018-05-01AndrewCowie
vformat-time690.0Extend vformat to time datatypes (bsd3, format, library, text, time)2020-01-21gqk007
postgresql-typed6151.25PostgreSQL interface with compile-time SQL type checking, optional HDBC backend (bsd3, database, library)2019-10-05DylanSimon
flexible-time1400.0simple extension of Data.UnixTime. (data, library, mit)2015-02-25tattsun
herf-time1380.0haskell time manipulation in a 'kerf like' style. (bsd3, kerf, library, time)2018-12-19scottmurphy09
dejafu21392.0A library for unit-testing concurrent programs. (concurrency, library, mit)2019-10-04barrucadu
frisby1940.0Linear time composable parser for PEG grammars (bsd3, library, text)2020-02-17BenGamari, ChrisDone
hledger-lib22610.0Core data types, parsers and functionality for the hledger accounting tools (finance, gpl, library)2020-01-14SimonMichael
hledger-web23700.0Web interface for the hledger accounting tool (finance, gpl, library)2020-01-14SimonMichael
hquantlib-time350.0HQuantLib Time is a business calendar functions extracted from HQuantLib (finance, library)2018-11-19PavelRyzhov
terminal-punch1050.0Simple terminal-based time tracker (bsd3, program, utils)2019-11-11EmilAxelsson
median-stream2000.0Constant-time queries for the median of a stream of numeric data. (bsd3, data, library)2016-11-24jmc41493
acts1100.0Semigroup actions and torsors. (algebra, bsd3, library, math)2020-02-23sheaf
bytestring-time (deprecated in favor of text-time)480.0Library for Time parsing from ByteString (bsd3, data, deprecated, library)2016-12-13klangner
leapseconds-announced2330.0Leap seconds announced at library release time. (bsd3, library, system)2017-07-30BjornBuckwalter
hledger25202.5Command-line interface for the hledger accounting tool (console, finance, gpl, library, program)2020-01-14SimonMichael
cereal-time560.0Serialize instances for types from `time` package. (bsd3, data, library)2017-11-06zohl
time-interval750.0Use a time unit class, but hold a concrete time type. (data, library, public-domain)2016-05-30akrasner
benchpress4660.0Micro-benchmarking with detailed statistics. (bsd3, library, program, testing)2018-09-30JohanTibell, willsewell
scalendar1541.75A library for handling calendars and resource availability over time. (calendar, library, mit, time)2017-10-03stackbuilders, sestrella, sebasHack
time-out700.0Timers, timeouts, alarms, monadic wrappers (control, library, monad, public-domain, time, timeout)2016-05-30akrasner
haskell-time-range1010.0Some useful wrappers and functions for building time ranges (bsd3, lenses, library, time)2017-04-04schalmers
sized-grid2182.0Multidimensional grids with sized specified at compile time (data, library, mit)2019-09-13edwardwas
relevant-time660.0humanised relevant time (bsd3, data, library)2019-05-11chessai, goolord
timelike1220.0Type classes for types representing time (data, library, system)2016-04-07esz
o-clock2172.25Type-safe time library. (library, mit, program, time)2019-10-29int_index, gromak, shersh, vrom911, serokell
buster4140.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-06-23JeffersonHeard
timelike-time810.0Timelike interface for the time library (library, system)2016-03-10esz
distance-of-time850.0Generate readable distances between times. (library, mit, time)2017-02-06joshuaclayton
debug-time800.0Debug.Trace equivalent for timing computations (debug, library, mit)2016-01-09darwin226
dtw1300.0(Fast) Dynamic Time Warping (algorithms, data-mining, library, machine-learning, mit)2016-07-21fho
time-w3c850.0Parse, format and convert W3C Date and Time (library, public-domain, web)2011-07-28MasatakeDaimon
discrimination2072.5Fast generic linear-time sorting, joins and container construction. (bsd3, data, library, sorting)2019-06-07AnthonyCowley, EdwardKmett, GeorgeWilson
timelens740.0Lenses for the time package (bsd3, development, library)2016-06-30OmariNorman
XSaiga3282.0An implementation of a polynomial-time top-down parser suitable for NLP (attribute-grammars, bsd3, library, memoization, natural-language-processing, parsercombinators, parsing, program, text)2018-02-09InBetweenNames
marvin-interpolate2260.0Compile time string interpolation a la Scala and CoffeeScript (bsd3, library, text)2017-05-10justus
ghc-time-alloc-prof (deprecated in favor of ghc-prof)960.0Library for parsing GHC time and allocation profiling reports (bsd3, deprecated, development, library)2016-08-20MitsutoshiAoe
search1332.0Infinite search in finite time with Hilbert's epsilon (bsd3, library, math, search, topology)2017-11-04EdwardKmett
options-time580.0Command-line option types for dates and times. (console, library, mit)2014-12-15JohnMillikin
OTP820.0HMAC-Based and Time-Based One-Time Passwords (HOTP & TOTP) (cryptography, library, mit)2018-07-16ArtemLeshchev, HerbertValerioRiedel
retry12022.5Retry combinators for monadic actions that may fail (bsd3, control, library)2019-10-11MichaelXavier, OzgunAtaman
aivika-realtime1270.0Soft real-time simulation module for the Aivika library (bsd3, library, simulation)2017-07-09DavidSorokin
time-locale-vietnamese810.0Vietnamese locale for date and time format (apache, library, text)2017-11-28tungd
utc1250.0A pragmatic time and date library. (data, library, mit, parsing, time)2015-06-17LarsPetersen
pipes-rt1150.0A few pipes to control the timing of yields (bsd3, control, library, pipes, program)2015-01-21imalsogreg
Workflow10582.0Workflow patterns over a monad for thread state logging & recovery (bsd3, control, library, workflow)2015-05-01AlbertoCorona
timezone-olson-th1790.0Load TimeZoneSeries from an Olson file at compile time. (bsd3, data, library)2017-11-26petterb
timeconsole1880.0time each line of terminal output (gpl, program, testing)2019-03-15AlanHawkins
time-series-lib (deprecated in favor of timeseries)370.0Library for Time Series processing (bsd3, data, deprecated, library)2016-12-10klangner
freer-simple-time350.0freer-simple interface to IO based time functions (control, library, mit, time)2018-11-12benweitzman
rfc33391210.0Parse and display time according to RFC3339 (deprecated) (bsd3, library, time, web)2015-04-11HugoGomes
scope2510.0An interactive renderer for plotting time-series data (bsd3, development, library)2012-11-19ConradParker
timers-updatable1480.0timers which are updatable in the remaining time (bsd3, concurrency, library)2011-03-27PaoloVeronelli
greg-client890.0A scalable distributed logger with a high-precision global time axis. (bsd3, library, logging)2011-03-09EugeneKirpichov
temporal-media3830.0data types for temporal media (bsd3, library, media, music)2018-04-21AntonKholomiov
exhaustive3280.0Compile time checks that a computation considers producing data through all possible constructors (bsd3, control, library)2019-09-19OliverCharles
old-locale4460.0locale library (bsd3, library, system)2014-11-21AustinSeipp, HerbertValerioRiedel, IanLynagh
fast-math1730.0Non IEEE-754 compliant compile-time floating-point optimisations (bsd3, library, math, numeric)2015-08-01LiyangHu, MikeIzbicki
include-file1430.0Inclusion of files in executables at compile-time. (bsd3, development, library)2019-02-07DanielDiaz
hodatime780.0A fully featured date/time library based on Nodatime (bsd3, data, library, time)2020-02-16jason_j
time-machine470.0A library to mock the current time. (bsd3, control, library)2017-11-26y_taka_23
parsedate820.0Data and time parsing for CalendarTime (bsd3, library, unclassified)2007-12-06BjornBringert, IsaacJones
tiempo800.0Specify time intervals in different units (secs, mins, hours, etc.) (data, library, mit, time)2015-09-01RomanGonzalez
time-series490.0Time series analysis. (data, gpl, library, program)2013-11-08AtsuroHoshino
time-cache280.0Cache current time and formatted time text (library, public-domain, system, time)2016-03-15akrasner
fixtime940.0Some fixes to the time package (bsd2, data, library)2014-11-03pharpend
PSQueue1760.0Priority Search Queue (bsd3, data-structures, library)2019-01-12HerbertValerioRiedel, ScottDillard
DynamicTimeWarp300.0Dynamic time warping of sequences. (data, lgpl, library, program)2015-02-05zombiecalypse
time-extras480.0Data instances for the time package (bsd3, library, system)2009-12-23AshleyYakeley
goat430.0Time Series Compression (codec, library)2017-01-12lovasko
time-quote460.0Quasi-quoters for dates and times (gpl, library, time)2018-05-27ThomasTuegel
fuzzy-time830.0 (library, mit, time)2020-02-12Norfair
woot2200.0Real time group editor without operational transform. (data, library, mit)2016-08-05tgolson
system-time-monotonic800.0Simple library for using the system's monotonic clock (bsd3, library, system)2012-08-07JoeyAdams
hledger-ui11820.0Terminal user interface for the hledger accounting tool (console, finance, gpl)2020-01-14SimonMichael
hp2any-graph1980.0Real-time heap graphing utility and profile stream server with a reusable graphing module. (bsd3, development, profiling, program, utils)2014-07-23GergelyPatai
mwc-random16102.0Fast, high quality pseudo random number generation (bsd3, library, math, statistics)2018-07-11AlexeyKhudyakov, BryanOSullivan
benchmark-function720.0Test the time it takes to run a haskell function (gpl, library, testing)2017-01-15AlanHawkins
ot1330.0Real-time collaborative editing with Operational Transformation (library, mit, text)2015-10-13TimBaumann
lens-time540.0lens for Data.Time (data, library, mit)2013-08-14TatsuyaTouma
fuzzytime5070.0A 'ten past six' style clock (library, program, utils)2016-12-06KamilStachowski
RefSerialize5850.0Write to and read from ByteStrings maintaining internal memory references (bsd3, data, database, library, parsing)2017-02-06AlbertoCorona
laika1580.0Minimalistic type-checked compile-time template engine (library, mit, unclassified)2015-06-25NikitaVolkov
chronograph1210.0measure timings of data evaluation (bsd3, library, testing)2014-01-02JohnLato
text33622.75An efficient packed Unicode text type. (bsd2, data, library, text)2019-08-10BryanOSullivan, HerbertValerioRiedel
tree-sitter6620.0Unstable bindings for the tree-sitter parsing library. (bsd3, library, parsing, tree-sitter)2020-02-07patrick_thomson, tclem, robrix, aymannadeem
cmdargs24852.0Command line argument processing (bsd3, console, library)2018-01-22NeilMitchell
ebeats730.0Time in ebeats (bsd3, library, time)2012-02-23BrianLewis
templatepg (deprecated in favor of postgresql-typed)1860.0A PostgreSQL access library with compile-time SQL type inference (database, deprecated, library, mit)2015-12-21ChrisForno
reactive-banana-bunch780.0Extend reactive-banana to multiple events per time point (bsd3, frp, library)2018-09-01HenningThielemann
time-io-access350.0IO Access for time (development, gpl, library)2013-12-31bheklilr
conductive-base1030.0a library for live coding and real-time musical applications (gpl, library, music, sound)2012-12-27RenickBell
midi-util1540.0Utility functions for processing MIDI files (bsd3, library, music)2019-04-19mtolly
EditTimeReport510.0Query language and report generator for edit logs. (program, utils)2010-01-15BartSpaans
GLFW-b14852.0Bindings to GLFW OpenGL library (bsd3, graphics, library)2019-10-20BrianLewis, SchellScivally, Mokosha, javjarfer
crypto-totp680.0Provides generation and verification services for time-based one-time keys. (bsd3, cryptography, library)2013-08-11JeffShaw
relative-date330.0Durations and generalized time parsing (bsd3, data, library)2010-04-02SamAnklesaria
fuzzy-time-gen800.0 (library, mit, time)2020-02-12Norfair
sixfiguregroup500.0A six figure group of time (aviation, bsd3, library)2016-09-20TonyMorris
snowflake1030.0A loose port of Twitter Snowflake to Haskell. Generates arbitrary precision, unique, time-sortable identifiers. (apache, data, library)2015-03-17edofic
cabal-graphdeps1200.0Generate graphs of install-time Cabal dependencies (development, mit, program)2015-10-12JohnMillikin
nvim-hs5552.5Haskell plugin backend for neovim (apache, editor, library)2019-06-04saep
cron5580.0Cron datatypes and Attoparsec parser (library, mit, parsing, system, text)2020-01-10MichaelXavier
split12902.25Combinator library for splitting lists. (bsd3, library, list)2020-02-22BrentYorgey
timeout-with-results930.0Runs a time-limited computation alowing it to return intermediate results. (concurrency, library)2012-12-14PetrPudlak
serial-test-generators1090.0Test your 'Aeson' 'Serialize' and 'Binary' instances for stability over time (library, mit, test)2014-12-23scottmurphy09
qc-oi-testgenerator660.0Compile time generation of operation invariance tests for QuickCheck (bsd3, library, testing)2014-09-01JanisVoigtlaender, goedderz
alpha8550.0A compiler for the Alpha language (bsd3, compiler, program)2013-01-01MarcCoiffier
asset-bundle922.0A build-time Cabal library that bundles executables with assets (bsd3, bundle, distribution, library, program, zip)2019-09-28deech
timing-convenience600.0Convenient functions for getting times. (bsd3, library, system)2011-11-12MikeBurns
ttl-hashtables3800.0Extends hashtables so that entries added can be expired after a TTL (bsd3, data, library)2019-09-23erick
jose10630.0Javascript Object Signing and Encryption and JSON Web Token library (apache, cryptography, library)2019-11-14frasertweedale
duration500.0A tiny compile-time time utility library inspired by zeit/ms (bsd3, library, time)2018-04-27ryotakameoka
timeparsers1100.0Attoparsec parsers for various Date/Time formats. (bsd3, data, library)2012-11-07NathanHunter, PhilipWeaver
atom7170.0An EDSL for embedded hard realtime applications. (bsd3, embedded, language, library)2015-06-03LeePike, TomHawkins
timezone-series4520.0Enhanced timezone handling for Data.Time (bsd3, data, library)2018-03-14YitzGale
metronome720.0Time Synchronized execution. (bsd3, library, system)2016-05-29PaoloVeronelli
smtlib2-timing480.0Get timing informations for SMT queries (formal-methods, gpl, library, smt, symbolic-computation, theorem-provers)2017-01-07HenningGuenther
bson10770.0BSON documents are JSON-like objects with a standard binary encoding. (apache, data, library)2020-02-08FedorGogolev, GregWeber, MaximMitroshin, TonyHannan, VictorDenisov
conductive-clock630.0a library for displaying musical time in a terminal-based clock (gpl, library, music, sound)2012-12-27RenickBell
revdectime500.0A French revolutionary decimal time (metric) clock (program, utils)2011-06-07KamilStachowski
pappy770.0Packrat parsing; linear-time parsers for grammars in TDPL. (bsd3, program, text)2012-10-21ChrisDone
reheat660.0to make notes and reduce impact on idle time on writing other programms. (program, tools)2014-04-29palo
convertible5402.0Typeclasses and instances for converting between types (bsd3, data, library)2015-04-20ErikHesselink, JohnGoerzen, NicolasWu, rsoeldner
control-event4570.0Event scheduling system. (bsd3, control, library)2019-05-17ThomasDuBuisson
th-dict-discovery342.0Automatically discover available dictionaries at compile time. (bsd3, language, library)2017-12-27isovector
eternal4170.0everything breaking the Fairbairn threshold (bsd3, control, library)2016-07-24Heather
buster-network760.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-18JeffersonHeard
properties760.0check quickCheck properties in real time. (bsd3, library, testing)2010-06-11AlbertoCorona
tempus-fugit272.0Programmers' time tracker (agpl, library, program, utils)2015-08-12kadoban
threads8160.0Fork threads and wait for their result (bsd3, concurrency, library)2018-03-14BasVanDijk, RoelVanDijk
ghc-events-analyze2122.0Analyze and visualize event logs (bsd3, development, profiling, program, trace)2020-01-22EdskoDeVries
flick-duration470.0work with durations of time using the Flick as the smallest unit (bsd3, library, time)2018-08-20clord
ordrea490.0Push-pull implementation of discrete-time FRP (frp, library, public-domain)2014-07-22AkioTakano
hcron740.0A simple job scheduler, which just runs some IO action at a given time. (bsd3, control, library, scheduling)2012-08-23TimoHuebel
cookbook7980.0Tiered general-purpose libraries with domain-specific applications. (bsd3, development, library)2016-03-15NatePisarski
timeutils242.0Time utilities (gpl, library, program, time)2019-08-06jlamothe
uniplate10152.0Help writing simple, concise and fast generic operations. (bsd3, generics, library)2013-10-26NeilMitchell
servant-swagger7982.5Generate a Swagger/OpenAPI/OAS 2.0 specification for your servant API. (bsd3, library, servant, swagger, web)2020-01-23DavidJohnson, NickolayKudasov, phadej
canteven-parsedate220.0Date / time parsing utilities that try to guess the date / time format. (apache, library, unclassified)2016-08-18mhova
prometheus5960.0Prometheus Haskell Client (bsd3, library, metrics, monitoring, system, web)2019-11-11wraithm, LukeHoersten
DAG-Tournament480.0Real-Time Game Tournament Evaluator (game, program)2009-10-10JoachimBreitner
elerea7082.0A minimalistic FRP library (bsd3, frp, library, reactivity)2016-06-19GergelyPatai
ar-timestamp-wiper450.0Wipes time stamps from .a files (like ar -D) (application, library, mit, program)2013-08-07NiklasHambuechen, PatrickChilton
music-score4260.0Musical score and part representation. (bsd3, library, music)2015-06-30HansHoglund
hgeometry3020.0Geometric Algorithms, Data structures, and Data types. (bsd3, geometry, library)2020-01-17FrankStaals
bench4010.0Command-line benchmark tool (bsd3, program, system)2018-08-18GabrielGonzalez
mintty2730.0A reliable way to detect the presence of a MinTTY console on Windows (bsd3, library, system)2018-05-07ryanglscott
Dflow400.0Processing Real-time event streams (bsd3, library, reactivity)2012-04-29PaulJohnson
cache2642.0An in-memory key/value store with expiration support (bsd3, cache, data, library)2019-12-09hverr
expiring-mvar370.0Create values which expire after a period of time. (bsd3, concurrency, library)2012-02-26JeffShaw
bustle6400.0Draw sequence diagrams of D-Bus traffic (desktop, network, program)2019-03-08WillThompson, pwithnall
vector-functorlazy250.0vectors that perform the fmap operation in constant time (bsd3, data, data-structures, library)2013-07-05MikeIzbicki
cipher-aes (deprecated in favor of cryptonite)8900.0Fast AES cipher implementation with advanced mode of operations (bsd3, cryptography, deprecated, library)2015-06-21VincentHanquez
termplot430.0Plot time series in your terminal using commands stdout (console, mit, program)2015-11-19jimenezrick
network-uri-static1740.0A small utility to declare type-safe static URIs (library, mit, network)2019-01-20snak
monad-timing420.0Monad transformer for recording timing events (control, library, mit)2016-06-13pikajude
pulse450.0Synchronize actions to a time pulse (concurrency, library, mit)2016-06-04AlexanderThiemann
rdtsc-enolan600.0Binding to sources of high-efficiency, high-precision, monotonically increasing relative time. (bsd3, foreign-binding, library, time)2012-10-11EchoNolan
derive-storable-plugin1540.0GHC core plugin supporting the derive-storable package. (foreign, library, mit)2018-09-29mkloczko
tsp-viz430.0Real time TSP tour visualization. (bsd3, graphics, program)2012-12-10DavidNilsson
semirings7892.0two monoids as one, in holy haskimony (algebra, bsd3, data, data-structures, library, math, mathematics, maths)2020-02-18chessai
validated-literals660.0Compile-time checking for partial smart-constructors (bsd3, data, library)2019-01-10MerijnVerstraaten
pwstore-fast3230.0Secure password storage. (bsd3, cryptography, library)2014-10-03PeterScott
interactive-plot352.0Interactive quick time series plotting (bsd3, interactive, library, program)2019-09-09jle
KdTree1920.0KdTree, for efficient search in K-dimensional point clouds. (bsd3, data-mining, data-structures, graphics, library, machine-learning)2017-09-29IssacTrotts, jessekempf
hsubconvert790.0One-time, faithful conversion of Subversion repositories to Git (bsd3, development, program)2012-10-13JohnWiegley
scope-cairo920.0An interactive renderer for plotting time-series data (bsd3, development, library, program)2012-11-19ConradParker
translatable-intset520.0Integer sets with a constant time translate operation. (data-structures, library, mit)2011-02-04JannisHarder
th-to-exp672.0Provides a way to persist data from compile-time to runtime. (library, template-haskell)2017-07-31lexi_lambda
aivika-distributed7550.0Parallel distributed discrete event simulation module for the Aivika library (bsd3, library, simulation)2018-05-06DavidSorokin
buster-gtk740.0Almost but not quite entirely unlike FRP (bsd3, frp, library)2009-05-18JeffersonHeard
elm-bridge4082.0Derive Elm types and Json code from Haskell types, using aeson's options (bsd3, compiler, language, library, web)2019-08-04AlexanderThiemann, SimonMarechal
reactive-banana-automation3530.0home (etc) automation using reactive-banana (agpl, frp, library, reactivity)2019-08-25JoeyHess
unbounded-delays-units370.0Thread delays and timeouts using proper time units (bsd3, library, unclassified)2014-06-04jcristovao
armada450.0Space-based real time strategy game (game, program)2009-01-06TimothyCarstens
tai330.0Support library to enable TAI usage on systems with time kept in UTC. (bsd3, library, system, time)2017-04-26davean
hourglass-fuzzy-parsing752.0A small library for parsing more human friendly date/time formats. (bsd3, library, parsing, time)2015-07-24TannerDoshier
avl-static410.0A compile-time balanced AVL tree. (bsd3, data, library)2014-01-12FedericoLebron
qq-literals970.0Compile-time checked literal values via QuasiQuoters. (library, mit, unclassified)2020-01-29hdgarrood
happstack-hamlet4070.0Support for Hamlet HTML templates in Happstack (bsd3, happstack, library, web)2014-04-01JeremyShaw
gooey540.0Graphical user interfaces that are renderable, change over time and eventually produce a value. (control, library, mit)2015-10-06SchellScivally
dag720.0Compile-time, type-safe directed acyclic graphs. (bsd3, library, unclassified)2015-01-23athanclark
system-locale730.0Get system locales (bsd3, library, unknown)2018-07-10cocreature
maybench2710.0Automated benchmarking tool (bsd3, development, library, program)2008-09-06EricKow
pipes-concurrency5042.0Concurrency for the pipes ecosystem (bsd3, concurrency, control, library, pipes)2018-09-24GabrielGonzalez
th-cas370.0Compile-time CAS(Computer Algebra System) (library, math, mit, numeric)2015-11-16junjihashimoto
double-conversion5890.0Fast conversion between double precision floating point and text (bsd3, library, text)2016-12-13BryanOSullivan
Clipboard2610.0System clipboard interface. (bsd3, library, system)2017-07-06DanielDiaz
strptime3980.0Efficient parsing of LocalTime using a binding to C's strptime, with some extra features (i.e. fractional seconds) (bsd3, data, library, parsing, system)2012-12-18EugeneKirpichov
tagged-timers370.0Simple wrappers for timing IO actions (single-threaded) (library, mit, system)2016-03-20ranjitjhala
prof2pretty420.0generate pretty source from time/allocation profiles (bsd3, development, profiling, program)2012-06-30ClaudeHeilandAllen
MFlow16610.0stateful, RESTful web framework (application-server, bsd3, library, web)2015-09-21AlbertoCorona
chatty6970.0Some monad transformers and typeclasses for abstraction of global dependencies. (agpl, library, text)2017-03-01implementation
pcre-heavy2932.5A regexp (regex) library on top of pcre-light you can actually use. (library, public-domain, web)2016-03-15myfreeweb
timespan1300.0Useful timespan datatype and functions (library, mit, web)2016-12-24AlexanderThiemann
mellon-core3460.0Control physical access devices (bsd3, library, system)2018-04-03dhess
hierarchical-clustering4430.0Fast algorithms for single, average/UPGMA and complete linkage clustering. (bsd3, clustering, library)2019-08-18FelipeLessa
pretty-display3410.0Typeclass for human-readable display (bsd3, library, program, text)2016-11-26jsermeno
teardown2370.0Build safe and composable teardown sub-routines for resources (library, mit, system)2019-01-30RomanGonzalez
mersenne-random-pure644070.0Generate high quality pseudorandom numbers purely using a Mersenne Twister (bsd3, library, math, system)2016-08-29BenGamari, DonaldStewart
weighted-regexp1980.0Weighted Regular Expression Matcher (bsd3, library, parsing, text)2012-02-14SebastianFischer
aivika16282.0A multi-method simulation library (bsd3, library, simulation)2018-12-21DavidSorokin
timecalc590.0 (console, mit, program)2011-05-02ChrisEidhof
tfp4270.0Type-level integers, booleans, lists using type families (bsd3, library, type-system)2019-01-05HenningThielemann, PeterGavin
lca4172.0O(log n) persistent online lowest common ancestor search without preprocessing (algorithms, bsd3, data-structures, library)2018-02-07EdwardKmett, ryanglscott
bitx-bitcoin4741.5A Haskell library for working with the BitX bitcoin exchange. (bitcoin, bsd3, finance, library, web)2017-12-24tebello_thejane
timezone-olson3730.0A pure Haskell parser and renderer for binary Olson timezone files (bsd3, data, library)2018-03-14YitzGale
mellon-web2970.0A REST web service for Mellon controllers (bsd3, library, web)2018-04-03dhess
concurrent-extra7980.0Extra concurrency primitives (bsd3, concurrency, library)2018-03-14BasVanDijk, RoelVanDijk
enumerator (deprecated)10580.0Reliable, high-performance processing with left-fold enumerators (data, deprecated, enumerator, library, mit)2013-10-13JohnMillikin
ace1920.0Attempto Controlled English parser and printer (bsd3, library, linguistics)2014-11-28ChrisDone
clash-prelude14382.25CAES Language for Synchronous Hardware - Prelude library (bsd2, hardware, library)2019-10-17ChristiaanBaaij, QBayLogic
graphs6120.0A simple monadic graph library (algorithms, bsd3, data-structures, graphs, library)2018-02-24EdwardKmett, ryanglscott
commsec3190.0Provide communications security using symmetric ephemeral keys (bsd3, cryptography, library)2014-01-08ThomasDuBuisson
imap4210.0An efficient IMAP client library, with SSL and streaming (bsd3, library, network)2018-12-03mkawalec
hxt-cache3070.0Cache for HXT XML Documents and other binary data (library, xml)2016-10-18UweSchmidt
rangemin6780.0Linear range-min algorithms. (algorithms, bsd3, library)2010-05-31LouisWasserman
logging4012.0Simplified logging in IO for application writers. (library, mit, system)2018-01-29JohnWiegley, aupiff
hp2any-manager2010.0A utility to visualise and compare heap profiles. (bsd3, development, profiling, program, utils)2013-03-04GergelyPatai
dynamic-cabal2480.0Access the functions from the Cabal library without depending on it (bsd3, distribution, library)2015-03-29BennoFuenfstueck
dimensional9012.5Statically checked physical dimensions, using Type Families and Data Kinds. (bsd3, library, math, physics)2018-12-28BjornBuckwalter, dmcclean
CHXHtml1960.0A W3C compliant (X)HTML generating library (bsd3, library, web)2011-07-26PaulTalaga
speculation9232.0A framework for safe, programmable, speculative parallelism (bsd3, concurrency, library)2016-01-17EdwardKmett
hssqlppp5600.0SQL parser and type checker (bsd3, database, language, library)2019-07-08JakeWheat
ede5150.0Templating language with similar syntax and features to Liquid or Jinja2. (library, template, text, web)2018-05-14BrendanHay
strict-concurrency3100.0Strict concurrency abstractions (bsd3, control, library)2018-10-09DonaldStewart, YitzGale
ajhc3442.0Haskell compiler that produce binary through C language (compiler, gpl, library, program)2013-12-18KiwamuOkabe
stm-delay2570.0Updatable one-shot timer polled with STM (bsd3, library, system)2014-09-14JoeyAdams
sync-mht5010.0Fast incremental file transfer using Merkle-Hash-Trees (library, mit, program, utility)2016-07-16emink
pwstore-purehaskell1640.0Secure password storage, in pure Haskell. (bsd3, cryptography, library)2014-10-03CorentinDupont, PeterScott
ratio-int1280.0Fast specialisation of Data.Ratio for Int. (bsd3, library, math)2014-06-18RaphaelJavaux
microbench410.0Microbenchmark Haskell code (bsd3, development, library)2008-03-02EvanMartin
dimensional-tf (deprecated in favor of dimensional)2920.0Statically checked physical dimensions, implemented using type families. (bsd3, deprecated, library, math, physics)2016-12-07BjornBuckwalter
hxt11420.0A collection of tools for processing XML with Haskell. (library, mit, xml)2019-06-30IsaacJones, UweSchmidt
libffi-dynamic720.0LibFFI interface with dynamic bidirectional type-driven binding generation (foreign, library)2019-05-29JamesCook
haskell-generate1740.0Typesafe generation of haskell source code (bsd3, code-generation, language, library)2016-01-02BennoFuenfstueck
gameclock1610.0Game clock that shows two analog clock faces (game, program)2008-09-12AbramClark
tempo330.0Command-line tool to log time-tracking information into JIRA Tempo plugin (bsd3, library, na, program)2016-04-10trubeko
tf-random3942.0High-quality splittable pseudorandom number generator (bsd3, library, random)2014-04-09MichalPalka
activehs-base2040.0Basic definitions for activehs (bsd3, documentation, education, library)2016-05-24PeterDivianszky, lspitzner, GaborPali, gombocarti
indexed-list-literals1622.0Type safe indexed list literals (bsd3, data, library)2018-10-06DavidMD
pdf-toolbox-core2642.0A collection of tools for processing PDF files. (bsd3, library, pdf)2016-02-07YurasShumovich
schemas3960.0schema guided serialization (bsd3, data, library)2020-01-01PepeIborra
Data-Rope (deprecated in favor of data-rope)960.0Ropes, an alternative to (Byte)Strings. (data, deprecated, library)2010-05-29PierreEtienneMeunier
sandman1450.0Manages Cabal sandboxes to avoid rebuilding packages. (development, mit, program)2016-05-24abhinav
bcrypt3960.0Haskell bindings to the bcrypt password hash (bsd3, cryptography, data, library)2017-12-31AndrewMiller
delay550.0More useful and humain delaying functions (bsd3, concurrency, library, system)2016-03-21davean
hledger-api (deprecated in favor of hledger-web)4080.0Web API server for the hledger accounting tool (deprecated, finance, gpl, program)2019-03-02SimonMichael
ip2location1170.0IP2Location Haskell package for IP geolocation. (development, library, mit)2019-11-12ip2location
ChristmasTree3252.0Alternative approach of 'read' that composes grammars instead of parsers. (library, parsing)2013-01-23DoaitseSwierstra, MarcosViera
Allure8522.0Near-future Sci-Fi roguelike and tactical squad combat game (agpl, game, library, program, roguelike)2019-05-02MikolajKonarski
env-locale950.0A (non-forking) interface to the current locale (library, system)2016-07-18ongyerth
closed782.0Integers bounded by a closed interval (data, library, mit)2019-01-03cdparks
smallcaps4300.0Flatten camel case text in LaTeX files (bsd3, latex, library, program, text)2019-05-28StefanBerthold
language-qux2260.0Utilities for working with the Qux language (bsd3, language, library, qux)2015-10-10hjwylde
Etage3330.0A general data-flow framework (ai, control, lgpl, library)2014-05-10MitarMilutinovic
taskpool (deprecated in favor of async-pool)1290.0Manage pools of possibly interdependent tasks using STM and async (deprecated, library, mit, system)2014-08-19JohnWiegley
astro1942.25Amateur astronomical computations (bsd3, library, science)2018-06-10aignatyev17
datetime1530.0Utilities to make Data.Time.* easier to use (data, library)2015-07-20EricSessoms, EugenyDzhurinsky, jsl, stackbuilders
todo820.0A todo bottom. (bsd3, debug, library)2019-05-11nyson
streams8592.0Various Haskell 2010 stream comonads (bsd3, comonads, control, library)2016-06-15EdwardKmett, ryanglscott
range3850.0An efficient and versatile range library. (data, library, mit)2019-10-26RobertMassaioli, srijs
open-typerep2520.0Open type representations and dynamic types (bsd3, dependent-types, library)2016-05-27EmilAxelsson
rex3060.0A quasi-quoter for typeful results of regex captures. (bsd3, control, library)2019-10-30MichaelSloan
lambdabot-irc-plugins1770.0IRC plugins for lambdabot. (development, library, web)2019-04-29BertramFelgenhauer, JamesCook
text-json-qq1790.0Json Quasiquatation for Haskell. (json, library)2011-11-24OscarFinnsson
TYB970.0Template Your Boilerplate - a Template Haskell version of SYB (bsd3, generics, library)2013-02-18MichaelAdams, ThomasDuBuisson
hat7370.0The Haskell tracer, generating and viewing Haskell execution traces (development, library, program)2017-11-03OlafChitil
slack-api3192.5Bindings to the Slack RTM API. (library, mit, program, web)2017-03-02mitchellwrosen, mpickering, asayers
raaz1882.0The raaz cryptographic library. (bsd3, codec, library, program, raaz)2019-03-25PiyushKurur
pidfile1240.0Run an IO action protected by a pidfile (bsd3, library, system)2019-03-29petterb
csv-conduit5800.0A flexible, fast, conduit-based CSV parser library for Haskell. (bsd3, conduit, csv, data, library, text)2019-10-11MichaelXavier, OzgunAtaman
date-cache610.0Date cacher (bsd3, library, system)2012-09-03KazuYamamoto
IORefCAS (deprecated in favor of atomic-primops)1820.0Atomic compare and swap for IORefs and STRefs. (bsd3, data, deprecated, library)2013-05-07RyanNewton
quipper-core (deprecated in favor of quipper-language)1030.0An embedded, scalable functional programming language for quantum computing. (bsd3, deprecated, library, unclassified)2017-01-06PeterSelinger
manatee-ircclient3190.0IRC client extension for Manatee. (gpl, irc, irc-client, library, manatee, program)2011-05-14AndyStewart
hexpat13750.0XML parser/formatter based on expat (bsd3, library, xml)2017-06-21EvanMartin, StephenBlackheath
bv-little2082.0Efficient little-endian bit vector library (bit-vectors, bsd3, data, library)2019-10-09recursion_ninja
manatee-reader2310.0Feed reader extension for Manatee. (atom, feed, gpl, library, manatee, program, rss, rss-atom-reader)2011-05-14AndyStewart
dates3610.0Small library for parsing different dates formats. (bsd3, data, library)2019-06-26IlyaPortnov
timezone-unix220.0 (bsd3, library, time)2016-11-25AshleyYakeley
isevaluated1510.0Check whether a value has been evaluated (data, ghc, library, mit)2012-07-23BertramFelgenhauer, SveinOveAas
pathtype5090.0Type-safe replacement for System.FilePath etc (bsd3, library, system)2018-02-17BenMoseley, HenningThielemann
bake1900.0Continuous integration system (bsd3, development, library, program)2016-10-28NeilMitchell
KMP1170.0Knuth–Morris–Pratt string searching algorithm (algorithms, bsd3, library)2018-12-17CindyLinz
renderable1290.0An API for managing renderable resources. (graphics, library, mit)2016-07-14SchellScivally
cql-io6462.0Cassandra CQL client. (database, library, mpl)2019-07-16ToralfWittner, romanb
distributed-static4210.0Compositional, type-safe, polymorphic static values and closures (bsd3, control, library)2019-05-12EdskoDeVries, FacundoDominguez, MathieuBoespflug, TimWatson
redis6980.0A driver for Redis key-value database (database, library, mit)2015-05-30AlexanderBogdanov, GaneshSittampalam
sphero360.0Orbotix Sphero client library (bsd3, library, network)2014-01-02StephenBlackheath
ttrie1300.0Contention-free STM hash map (concurrency, library, mit)2015-11-07MichaelSchroeder
streaming12242.5an elementary streaming prelude and general stream type. (bsd3, data, library, pipes, streaming)2019-09-24MichaelThompson, andrewthad, chessai
practice-room820.0Practice Room (bsd3, program, utils)2010-10-26JinjingWang
hpasteit2200.0A command-line client for hpaste.org (bsd3, program, web)2013-03-11PatrickPalka
union1412.0Extensible type-safe unions (bsd3, data, library)2018-10-13int_index
reinterpret-cast810.0Memory reinterpretation casts for Float/Double and Word32/Word64 (data, library, mit)2014-04-30NiklasHambuechen
data-pprint2430.0Prettyprint and compare Data values (bsd3, library, testing, text)2016-05-24PeterDivianszky, lspitzner, GaborPali, gombocarti
linux-cgroup970.0Very basic interface to the Linux CGroup Virtual Filesystem (library, mit, system)2014-02-28clord
BenchmarkHistory670.0Benchmark functions with history (benchmarking, gpl, library)2015-11-19ChristianHoener
datetime-sb1230.0Utilities to make Data.Time.* easier to use. (data, library)2015-05-28jsl
irc-ctcp2010.0A CTCP encoding and decoding library for IRC clients. (library, mit, network)2015-08-01barrucadu
random-access-list650.0Random-access lists in Haskell (bsd3, data-structures, library)2008-06-16StephanFriedrichs
group-by-date2380.0Shell command for grouping files by dates into folders (bsd3, console, program)2019-06-04HenningThielemann
Grempa2240.0Embedded grammar DSL and LALR parser generator (bsd3, library, parsing)2013-02-07DavidFox, OlleFredriksson
blatex2762.0Blog in LaTeX (mit, program, web)2016-05-152016rshah
progress300.0Simple progress tracking & projection library (bsd3, library, user-interfaces)2009-09-10MariusEriksen
vision2310.0An XMMS2 client. (gpl, program, sound)2011-07-13OlegBelozeorov
composition-tree2490.0Composition trees for arbitrary monoids. (bsd3, data, library)2018-05-07LiamOConnorDavis
manatee-curl2530.0Download Manager extension for Manatee. (download-manager, gpl, library, manatee, network, program)2011-05-14AndyStewart
binembed-example480.0Example project using binembed to embed data in object files. (bsd3, distribution, program)2015-04-08ClaudeHeilandAllen
text-format-heavy2842.0Full-weight string formatting library, analog of Python's string.format (bsd3, library, text)2019-09-21IlyaPortnov
rhine3820.0Functional Reactive Programming with type-level clocks (bsd3, frp, library)2019-09-16turion
static-canvas1680.0DSL to generate HTML5 Canvas javascript. (bsd3, graphics, library)2016-06-17jeffreyrosenbluth
cached-io1130.0A simple library to cache a single IO action with timeout (apache, development, library, program)2017-01-23pjrt, taphu, potomak, glasserc, mhova
unagi-chan5382.5Fast concurrent queues with a Chan-like API, and more (bsd3, concurrency, library)2019-10-17BrandonSimmons
containers-benchmark1350.0Extensive benchmark suite for containers package. (benchmarking, bsd3, program)2011-11-28MilanStraka
Hungarian-Munkres1350.0A Linear Sum Assignment Problem (LSAP) solver (algorithms, gpl, library)2014-10-08kaizhang
stickyKeysHotKey950.0get and set STICKYKEYS.SKF_HOTKEYACTIVE (bsd3, library, system)2015-09-14SoenkeHahn
bindings-librrd840.0Low level bindings to RRDtool (ffi, library, public-domain)2012-07-12MasatakeDaimon, zloyrusskiy
first-class-patterns2842.0First class patterns and pattern matching, using type families (bsd3, data, library, pattern)2019-10-01BrentYorgey, ReinerPope, shersh, vrom911
hsntp360.0Libraries to use SNTP protocol and small client/server implementations. (bsd3, library, program, system)2008-03-09GwernBranwen
lcs490.0Find longest common sublist of two lists (library, list)2008-02-01IanLynagh
Frames-beam1730.0A library for accessing Postgres tables as in-memory data structures. (bsd3, data, data-science, database, library)2018-09-02GagandeepBhatia
aws-cloudfront-signed-cookies1602.0Generate signed cookies for AWS CloudFront (aws, cloud, library, mit, network, program)2019-06-17chris_martin, Monoid_Mary
adler321380.0An implementation of Adler-32, supporting rolling checksum operation (bsd3, cryptography, hash, library)2018-03-15MariosTitas
reflex-animation2030.0Continuous animations support for reflex (bsd3, frp, library)2015-10-20saulzar
rasa4000.0A modular text editor (executable, gpl, library, text-editor)2017-03-16ChrisPenner
intset1110.0Pure, mergeable, succinct Int sets. (bsd3, data, library)2013-12-07SamTruzjan
med-module1410.0Parse song module files from Amiga MED and OctaMED (gpl, library, sound)2019-08-14HenningThielemann
argon22030.0Memory-hard password hash and proof-of-work function (bsd3, cryptography, library)2018-04-07HerbertValerioRiedel, JoeyHess, OliverCharles
hledger-irr5200.0computes the internal rate of return of an investment (bsd3, finance, program)2019-10-06JoachimBreitner
zoom-cache7450.0A streamable, seekable, zoomable cache file format (bsd3, development, library, program)2012-12-07ConradParker
Takusen3192.0Database library with left-fold interface, for PostgreSQL, Oracle, SQLite, ODBC. (bsd3, database)2011-01-26AlistairBayley, DonaldStewart, JasonDagit
bogocopy650.0Copy a directory tree, making zero-size sparse copies of big files. (bsd2, file-manager, program, system-tools, tools)2017-01-05phlummox
rdtsc1900.0Binding for the rdtsc machine instruction (bsd3, foreign-binding, library)2015-05-26DonaldStewart, MartinGrabmueller
hexmino640.0A small game based on domino-like hexagonal tiles (bsd3, game, program)2018-05-22pasqu4le
reflex-gloss-scene500.0A simple scene-graph using reflex and gloss (bsd3, frp, library, program)2015-10-20saulzar
schedyield350.0Exposes standard POSIX function sched_yield. (bsd3, library, parallelism, system)2012-07-03MichalGajda
csv-enumerator2730.0A flexible, fast, enumerator-based CSV parser library for Haskell. (bsd3, data, library)2013-01-21OzgunAtaman
hemkay-core1590.0A device independent module music mixer (bsd3, library, music, sound)2011-04-07GergelyPatai
Bravo740.0Static text template generation library (bsd3, library, text)2010-03-24MatthiasReisner
rose-trie1690.0Trees with polymorphic paths to nodes, combining properties of Rose Trees and Tries. (data, gpl, library)2017-03-27RaminHonary
quipper-rendering (deprecated in favor of easyrender)540.0An embedded, scalable functional programming language for quantum computing. (bsd3, deprecated, library, unclassified)2017-01-06PeterSelinger
hsbencher7080.0Launch and gather data from Haskell and non-Haskell benchmarks. (bsd3, development, library)2015-04-26JoelSvensson, RyanNewton
type-cache270.0Utilities for caching type families results. Sometimes complex type families take long time to compile, so it is proficient to cache them and use the final result without the need of re-computation. (apache, library, text)2016-01-30danilo2, iamrecursion
mustache2hs1930.0Utility to generate Haskell code from Mustache templates (program, utility)2013-09-23StephenWeber
dynamic-pp770.0A pretty-print library that employs a dynamic programming algorithm for optimal rendering. (bsd3, library, text)2015-07-19emc2
pseudomacros700.0cpp-style built-in macros using Template Haskell (bsd3, development, library, template-haskell)2015-04-27LukasMai
bench-show1830.0Show, plot and compare benchmark results (benchmarking, bsd3, library, performance, program)2020-01-14harendra
simplex2270.0A simple markup language that translates to LaTeX (gpl, latex, program)2013-06-16JulianFleischer
nvim-hs-ghcid1390.0Neovim plugin that runs ghcid to update the quickfix list (apache, editor, library, program)2019-05-27saep
fadno1050.0Minimal library for music generation and notation (bsd3, library, music)2020-01-19spopejoy
loops1080.0Fast imperative-style loops (bsd3, control, library)2014-06-13ThomasTuegel
signed-multiset1560.0Multisets with negative membership. (bsd3, data-structures, library)2014-04-23StefanHoldermans
taggy2480.0Efficient and simple HTML/XML parsing library (bsd3, library, program, text, web)2017-12-21AlpMestanogullari, vi
acme-now460.0An interface to the philosophical and metaphysical "now" (acme, library, public-domain)2009-07-16SjurGjoesteinKarevoll
typed-spreadsheet1400.0Typed and composable spreadsheets (bsd3, gui, library, program)2018-12-20GabrielGonzalez
bag (deprecated in favor of dlist)350.0A simple stable bag. (data-structures, deprecated, library, mit)2011-07-22DanielWaterworth
data-rope350.0Ropes, an alternative to (Byte)Strings. (data, library)2011-02-11PierreEtienneMeunier
scottish600.0scotty with batteries included (bsd3, library, web)2014-03-18echaozh
http-encodings790.0A library for encoding and decoding bodies of HTTP messages (bsd3, library, web)2014-06-07AndreyChudnov
packman1720.0Serialization library for GHC (bsd3, data, ghc, library, serialization)2018-01-19JostBerthold
mediawiki2latex2230.0Convert MediaWiki text to LaTeX (program, text)2019-01-06dhun
fuzzy-timings350.0Translates 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
fmt3940.0A new formatting library (bsd3, library, text)2019-06-26Artyom
shine-varying372.0FRP interface for shine using the varying package (frp, graphics, javascript, library, mit, web)2016-04-22fgaz
indextype1280.0A series of type families and constraints for "indexable" types. (bsd3, control, library)2017-10-19clinton
stm-chunked-queues570.0Chunked Communication Queues (bsd3, concurrency, library)2014-06-07kholdstare
hflags2482.0Command line flag parser, very similar to Google's gflags (apache, console, library)2017-12-05GergelyRisko, MihalyBarasz
denominate1030.0Functions supporting bulk file and directory name normalization. (bsd3, library, program, system)2008-12-07CalvinSmith
http-grammar470.0Attoparsec-based parsers for the RFC-2616 HTTP grammar rules. (apache, library, web)2017-03-01taphu
ghc-prof-flamegraph1400.0Generates flamegraphs from GHC .prof files. (mit, program, testing)2019-10-27FrancescoMazzoli
agda-snippets (deprecated in favor of Agda)1710.0Render just the Agda snippets of a literate Agda file to HTML (bsd3, dependent-types, deprecated, library, program)2017-06-04LiamOConnorDavis
secrm210.0Example of writing "secure" file removal in Haskell rather than C. (program, public-domain, security)2010-09-24JonSlenk
dynamic-object1760.0Object-oriented programming with duck typing and singleton classes. (bsd3, data, library)2013-01-15TakayukiMuranushi
arb-fft1700.0Pure Haskell arbitrary length FFT library (bsd3, library, math, program)2016-04-24IanRoss
irc-fun-bot1730.0Library for writing fun IRC bots. (irc, library, network, public-domain)2016-01-27akrasner
throttled-io-loop470.0Loop over an action but throttle it to a certain rate (bsd3, concurrent, library)2016-06-04RobertFischer
constrained-categories3150.0Constrained clones of the category-theory type classes, using ConstraintKinds. (control, gpl, library)2019-06-03leftaroundabout
euphoria590.0Dynamic network FRP with events and continuous values (frp, library, public-domain)2016-08-02AkioTakano, LiyangHu, MitsutoshiAoe, asayers
hashflare240.0A library for working with HashFlare.io contracts and hashrates (bsd2, data, library)2017-01-20nbrk
qux560.0Command line binary for working with the Qux language (bsd3, program, qux)2015-10-10hjwylde
Win32-dhcp-server1600.0Win32 DHCP Server Management API (bsd3, library, system)2015-08-24MichaelSteele
chimera1020.0Lazy infinite streams with O(1) indexing (bsd3, data, library, unclassified)2019-12-31Bodigrim
setdown1960.0Treating files as sets to perform rapid set manipulation. (bsd3, program, unclassified)2019-10-07RobertMassaioli
haskell-ml950.0Machine learning in Haskell (bsd3, library, machine-learning, program)2018-01-28DavidBanas
hF2 (deprecated in favor of eccrypto)370.0F(2^e) math for cryptography (bsd3, cryptography, deprecated, library)2013-03-09MarcelFourne
ghc-gc-tune1470.0Graph performance of Haskell programs with different GC flags (bsd3, development, program)2012-12-01DonaldStewart
partial-records1780.0Template haskell utilities for constructing records with default values (bsd3, data, library)2019-10-22mniip
LinearSplit1000.0Partition the sequence of items to the subsequences in the order given (algorithms, bsd3, library)2011-03-05VitaliyRukavishnikov
direct-fastcgi1110.0Native implementation of the FastCGI protocol. (bsd3, library, network)2011-02-08IreneKnapp
htsn-import (deprecated)5550.0Import XML files from The Sports Network into an RDBMS. (deprecated, gpl, program, utils)2015-03-10MichaelOrlitzky
hashable-orphans520.0Provides instances missing from Hashable. (bsd3, data, library)2017-04-05davean
chunks640.0Simple template library with static safety (library, text)2007-04-18MatthewSackman
black-jewel330.0The pirate bay client. (application, gpl, program)2013-05-21DmitryBogatov
wedged1120.0Wedged postcard generator. (demo, program)2018-12-07ClaudeHeilandAllen
postie2580.0SMTP server library to receive emails from within Haskell programs. (bsd3, library, network)2014-05-07alexbiehl
container-classes (deprecated)450.0Generic classes for interacting with different container types (bsd3, data-structures, deprecated, library)2010-07-18IvanMiljenovic
hoggl370.0Bindings to the Toggl.com REST API (bsd3, library, network, program)2017-06-03RobinGreen
om-elm772.0Haskell utilities for building embedded Elm programs. (library, mit, web)2019-05-10taphu
urn-random490.0A package for updatable discrete distributions (data, library, mit)2017-07-14kwf, AntalSpectorZabusky
typograffiti1532.0Just let me draw nice text already (bsd3, graphics, library, program)2019-01-25SchellScivally
template-hsml1390.0Haskell's Simple Markup Language (bsd3, library, template, templating, web)2012-08-30PetrPilar
cursor-fuzzy-time420.0 (library, mit, time)2020-02-11Norfair
eigen5291.5Eigen C++ library (linear algebra: matrices, sparse matrices, vectors, numerical solvers). (algebra, algorithms, bsd3, data, library, math, numeric, statistics)2018-12-11OlegSidorkin, chessai
haskelzinc2040.0CP in Haskell through MiniZinc (bsd3, interfaces, library)2018-03-06klara_mar
PlayHangmanGame540.0Play Hangman Game (bsd3, game, program)2012-04-04HaishengWu
to-string-instances (deprecated)650.0Instances for the ToString class. (bsd3, data, deprecated, library)2009-09-22BasVanDijk
GTALib1710.0A library for GTA programming (bsd3, language, library)2012-06-08KentoEmoto
pictikz880.0Converts a svg image to tikz code. (gpl, graphics, program)2017-04-09mgmillani
archive430.0A library and programs for creating hardlinked incremental archives or backups (bsd3, library, program, system)2012-06-12DavidFox, JeremyShaw
indian-language-font-converter890.0Indian Language Font Converter (bsd3, language, library)2013-12-02AkashJagdhane
llvm-base (deprecated in favor of llvm-general)1740.0FFI bindings to the LLVM compiler toolkit. (bsd3, code-generation, compilers-interpreters, deprecated, library)2013-05-28BenjaminSaunders, BryanOSullivan, CarterSchonwald
uhttpc1280.0Minimal HTTP client library optimized for benchmarking (gpl, library, network, program)2019-05-29HerbertValerioRiedel
simple-atom730.0Atom (or symbol) datatype for fast comparision and sorting. (bsd3, compilers-interpreters, data, library, parsing)2011-04-06ThomasSchilling
xbattbar980.0Simple battery indicator (graphics, mit, program)2012-10-07AlexanderPolakov
highlighter21080.0source code highlighting (bsd3, library, text)2015-03-20chemist
otp-authenticator1040.0OTP Authenticator (a la google) command line client (bsd3, cli, library, program, security)2019-09-20jle
Munkres330.0Munkres' assignment algorithm (hungarian method) (algorithms, bsd3, library)2008-12-07BalazsKomuves
pcgen720.0A fast, pseudorandom number generator. (apache, library, random)2017-07-05Lokathor
red-black-tree360.0Red Black Trees implemented in Haskell (bsd3, data-structure, library)2017-09-17GAumala
visual-prof1342.0Create a visual profile of a program's source code (bsd3, development, program)2014-02-26DanielVelkov
minimung620.0Shows how to run grabber on Mac OS X (bsd3, foreign, graphics, program)2010-02-20YakovZaytsev
pacman-memcache1160.0Read whole Pacman database which pushes it into the memory cache (bsd3, program, system)2011-02-04KrzysztofSkrzetnicki
seclib2970.0A simple library for static information-flow security in Haskell (bsd3, library, security)2014-12-15AlejandroRusso
multirec-alt-deriver1020.0Alternative multirec instances deriver (bsd3, generics, library, template-haskell)2010-11-29DanielSchuessler
mida (deprecated)2370.0Language for algorithmic generation of MIDI files (deprecated, gpl, language, library, program)2016-09-10mrkkrp
adaptive-containers1200.0Self optimizing container types (bsd3, data, library)2009-04-11DonaldStewart
embla420.0execute actions periodically while avoiding drift (bsd3, library, utility)2019-05-03chessai
haskell-pdf-presenter1330.0Tool for presenting PDF-based presentations. (application, gpl, graphics, image-viewer, pdf, program)2014-01-20MichaelAdams
cursor-fuzzy-time-gen380.0 (library, mit, time)2020-02-11Norfair
canteven-template290.0A few utilites and helpers for using Template Haskell in your projects. (apache, library, web)2015-12-15pjrt, potomak, glasserc, mhova
sockets1690.0High-level network sockets (bsd3, library, network)2019-07-21andrewthad
esotericbot1970.0Esotericbot is a sophisticated, lightweight IRC bot. (bsd3, library, program, web)2009-06-23JohnnyMorrice
funbot-ext-events930.0Interact with FunBot's external events. (library, network, public-domain, web)2016-01-27akrasner
timer-wheel1070.0A timer wheel (bsd3, data, library)2019-05-19mitchellwrosen
type-iso1180.0Typeclasses for injective relations and isomorphisms between types. (apache, cast, data, library, types)2019-06-25jtapolczai, jtapolczai2
hako980.0A mako-like quasi-quoter template library (bsd3, library, text)2012-11-28TobiasDammers
network-socket-options1120.0Type-safe, portable alternative to getSocketOption/setSocketOption (bsd3, library, network)2012-09-26JoeyAdams
java-bridge2240.0Bindings to the JNI and a high level interface generator. (ffi-tools, foreign, java, jvm, mit)2013-06-08JulianFleischer
open-union1470.0Extensible, type-safe unions. (data, library, mit, program)2018-04-20BenFoppa
bkr1040.0Backup utility for backing up to cloud storage services (S3 only right now) (backup, bsd3, library, program, system)2012-06-12MichaelSmietana
string-fromto571.5Conversions between common string types, as well as Base16/Base32/Base64. (bsd3, conversion, library, text)2019-09-30patrick, janey
gtkrsync480.0Gnome rsync progress display (network, program)2010-02-19JohnGoerzen
sousit600.0Source/Sink/Transform: An alternative to lazy IO and iteratees. (bsd3, control, library)2012-09-16MarioSiegenthaler
RNAwolf1910.0RNA folding with non-canonical basepairs and base-triplets. (bioinformatics, gpl, library, program)2011-09-29ChristianHoener
snake-game1100.0Snake Game Using OpenGL (bsd3, game, library)2014-02-12AkashJagdhane
binary-derive790.0Automatic deriving of Binary using GHC.Generics (data, gpl, library)2011-11-05JaredHance
persistent-vector1172.0A persistent sequence based on array mapped tries (bsd3, data, library)2015-04-22TristanRavitch
simplesmtpclient (deprecated)250.0Very simple SMTP Client (bsd3, deprecated, library, network)2009-02-13
linked-list-with-iterator512.0A pure linked list which is mutable through iterators. (bsd3, data-structures, library)2016-09-29CindyLinz
svg2q730.0Code generation tool for Quartz code from a SVG. (bsd3, parsing, program)2011-02-28JanGreve
hlbfgsb390.0Haskell binding to L-BFGS-B version 3.0 (bsd3, library, math)2012-05-04IvanLabath
jalla1340.0Higher level functions for linear algebra. Wraps BLAS and LAPACKE. (library, math)2015-06-26ChristianGosch
text-xml-qq350.0Quasiquoter for xml. XML DSL in Haskell. (bsd3, library, text)2010-10-23OscarFinnsson
compact-list500.0An append only list in a compact region (bsd3, data, library)2018-09-06harendra
approximate-equality1120.0Newtype wrappers for approximate equality (bsd3, data, library)2014-08-16GregoryCrosswhite
aivika-gpss1790.0GPSS-like DSL for Aivika (bsd3, library, simulation)2018-03-17DavidSorokin
scientific-notation760.0Scientific notation intended for tokenization (bsd3, data, library)2019-11-06andrewthad
dice2tex310.0Convert a Diceware wordlist into a printer-ready LaTeX file. (gpl, program, text)2017-01-14mgmillani
iconv-typed1060.0Type safe iconv wrapper (bsd3, library, web)2016-10-25AlfredoDiNapoli
syntax1540.0Reversible parsing and pretty-printing. (data, library, mit)2014-12-12pawel834
parallel-tasks530.0 (bsd3, library, unclassified)2014-08-09NeilBrown
data-structure-inferrer360.0Program that infers the fastest data structure available for your program (development, mit, program)2011-12-27AleksanderBalicki
lazy-hash500.0Identifiers for not-yet-computed values (data, gpl, library)2017-07-24leftaroundabout
turing-music580.0Plays music generated by Turing machines with 5 states and 2 symbols (bsd3, game, program)2008-10-07PeterDivianszky
majority430.0Boyer-Moore Majority Vote Algorithm (algorithms, library, public-domain)2011-07-18NisWegmann
extemp280.0automated printing for extemp speakers (bsd3, program, web)2010-10-05SamAnklesaria
TeX-my-math1440.0Render general Haskell math to LaTeX. Or: math typesetting with high signal-to-noise–ratio. (gpl, library, math, program)2019-07-11leftaroundabout
hpc-strobe430.0Hpc-generated strobes for a running Haskell program (bsd3, debug, library, trace)2009-05-08ThorkilNaur
doccheck280.0Checks Haddock comments for pitfalls and version changes. (documentation, gpl, program)2013-08-13MateuszKowalczyk
frown1910.0LALR(k) parser generator (program, unclassified)2016-03-06MatthewFarkasDyck
bdelta (deprecated in favor of bytestring-delta)920.0Simple, fast binary diff/patch (data, deprecated, library, mit)2012-02-22JoeyAdams
linkchk310.0linkchk is a network interface link ping monitor. (program, system)2008-02-17GwernBranwen
linear-maps1070.0Finite maps for linear use (bsd3, data, library, program)2009-05-28PeterDivianszky, ZsoltDollenstein
DistanceTransform480.0Distance transform function. (bsd3, library, math)2013-02-16AnthonyCowley
imapget940.0Downloads email from imap SSL servers. (bsd3, network, program)2013-01-08FacundoDominguez
sound-collage900.0Approximate a song from other pieces of sound (bsd3, program, sound)2017-06-12HenningThielemann
bytestring-delta600.0Simple, fast binary diff/patch (data, library, mit)2012-02-22JoeyAdams
gtk-jsinput390.0A simple custom form widget for gtk which allows inputing of JSON values (gpl, graphics, library)2012-11-29TimothyHobbs
minimal-configuration950.0Minimal ini like configuration library with a few extras (configuration, library, system)2019-10-28MariusGhita
YFrob450.0Yampa-based library for programming robots (bsd3, frp, library, reactivity, yampa)2010-10-12TristanSkudlik
gogol-datafusion640.0Google Cloud Data Fusion SDK. (cloud, google, library, network)2019-08-23BrendanHay
batchd520.0Batch processing toolset for Linux / Unix (bsd3, program, system)2017-05-21IlyaPortnov
trajectory290.0Tools and a library for working with Trajectory. (bsd3, library, network-apis, program)2011-12-28MikeBurns
xkbcommon1210.0Haskell bindings for libxkbcommon (library, mit, text)2016-10-02AukeBooij
text-utf8540.0An efficient packed UTF-8 backed Unicode text type. (bsd2, data, library, text)2018-05-14HerbertValerioRiedel
virthualenv1010.0Virtual Haskell Environment builder (bsd3, development, program)2013-12-09BartoszCwiklowski
vigilance620.0An extensible dead-man's switch system (mit, utils)2013-09-17MichaelXavier
concorde360.0Simple interface to the Concorde solver for the Traveling Salesperson Problem (algorithms, bsd3, library)2011-10-21KeeganMcAllister
toilet330.0Manage the toilet queue at the IMO (console, program)2009-07-17HenningThielemann
procrastinating-variable670.0Haskell values that cannot be evaluated immediately. (bsd3, data, library)2009-06-08GregoryCrosswhite
dobutok (deprecated in favor of dobutokO)920.0Creates the time intervals for CLI changing messages on the screen. (cli, deprecated, library, mit)2020-02-15OleksandrZhabenko
LogicGrowsOnTrees1740.0a parallel implementation of logic programming using distributed tree exploration (bsd3, control, distributed-computing, library, logic, parallelism)2014-03-09GregoryCrosswhite
cron-compat (deprecated in favor of cron)390.0Cron datatypes and Attoparsec parser (deprecated, library, mit, parsing, system, text)2015-06-09andrewthad
fibon790.0Tools for running and analyzing Haskell benchmarks (benchmarking, bsd3, program)2010-11-09DavidPeixotto
open-adt340.0Open algebraic data types. (bsd3, data, library)2018-11-25Woehr
hinduce-associations-apriori510.0Apriori algorithm for association rule mining (data-mining, library, mit)2012-02-07RobertHensing
hsenv960.0Virtual Haskell Environment builder (bsd3, development, program)2014-08-28TaylorHedberg
predictive420.0Predict the future, backtrack on failure (bsd3, data, library)2016-08-22esz
gogol-commentanalyzer490.0Google Perspective Comment Analyzer SDK. (cloud, google, library, network)2019-08-23BrendanHay
paypal-api450.0PayPal API, currently supporting "ButtonManager" (bsd3, library, network)2012-07-23StephenBlackheath
tbox830.0Transactional variables and data structures with IO hooks (concurrency, data, library)2010-04-02PeterRobinson
app-lens1020.0applicative (functional) bidirectional programming beyond composition chains (bsd3, data, lenses, library)2016-09-25kztk
ctkl430.0packaging of Manuel Chakravarty's CTK Light for Hackage (bsd3, library, text)2014-10-04MarkWotton
Capabilities350.0Separate and contain effects of IO monad. (bsd3, generics, library, security)2013-08-08BaldurBlondal
TransformeR (deprecated)410.0eDSL in R for Safe Variable Transformarion (bsd3, deprecated, dsl, library, program, security, statistics)2016-08-04remy
hdirect550.0An IDL compiler for Haskell (bsd3, development, library, program)2010-02-14DonaldStewart
perdure1170.0Robust persistence for acyclic immutable data (database, library, program)2012-09-26PatrickPremont
data-dispersal930.0Space-efficient and privacy-preserving data dispersal algorithms. (cryptography, data, lgpl, library)2014-10-05PeterRobinson
propane480.0Functional synthesis of images and animations (bsd3, graphics, library)2011-12-22KeeganMcAllister
tsession380.0A Transaction Framework for Web Applications (bsd3, library, web)2014-06-22FlorianMicheler
Quelea342.0Programming with Eventual Consistency over Cassandra. (bsd3, experimental, library)2015-12-13gowtham
KyotoCabinet350.0Kyoto Cabinet DB bindings (bsd3, database, library)2011-03-16WarrenHarris
linux-perf450.0Read files generated by perf on Linux (bsd3, debug, development, ghc, library, profiling, program, trace)2012-11-03MikolajKonarski
cabal-scripts740.0Shell scripts for support of Cabal maintenance (bsd3, development, library)2015-04-08HenningThielemann
edf470.0EDF parsing library (bsd2, codec, library)2019-12-30cbou
json-syntax570.0High-performance JSON parser (bsd3, data, library)2020-01-20andrewthad
lumberjack690.0Trek through your code forest and make logs (library, logging, program)2020-02-14KevinQuick

Alternatively, if you are looking for a particular function then try Hayoo or Hoogle