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abstract-deque-tests

ac-vector-fancy

action-permutations

Execute a set of actions (e.g. parsers) in each possible order

aeson-better-errors

aeson-warning-parser

A lexical analyser generator for Haskell

algebraic-graphs

allocated-processor

A binding for the OpenAL Utility Toolkit

amazonka-cloudformation

amazonka-cloudfront

amazonka-cloudhsm

amazonka-cloudsearch

amazonka-cloudsearch-domains

amazonka-cloudtrail

amazonka-cloudwatch

amazonka-codedeploy

amazonka-cognito-identity

amazonka-cognito-sync

amazonka-config

amazonka-datapipeline

amazonka-devicefarm

amazonka-directconnect

amazonka-discovery

amazonka-dynamodb

amazonka-elasticache

amazonka-elasticsearch

amazonka-elastictranscoder

amazonka-kinesis

amazonka-lambda

amazonka-marketplace-analytics

amazonka-opsworks

amazonka-redshift

amazonka-route53

amazonka-route53-domains

amazonka-shield

amazonka-stepfunctions

amazonka-storagegateway

amazonka-support

annotated-wl-pprint

Simple ANSI terminal support, with Windows compatibility

ansi-terminal-types

The Wadler/Leijen Pretty Printer for colored ANSI terminal output

api-field-json-th

applicative-numbers

Arrow classes and transformers

atomic-file-ops

Fast combinator parsing with Data.ByteString.Lazy

attoparsec-aeson

attoparsec-binary

attoparsec-conduit

attoparsec-enumerator

attoparsec-iso8601

attoparsec-path

authenticate-kerberos

authenticate-oauth

base-compat-batteries

base-unicode-symbols

base16-bytestring

base58-bytestring

base64-bytestring

Base64 implementation for String's.

beam-automigrate

Parser and printer for bencoded data.

Bidirectional mapping between two key types

Binary serialisation for Haskell values using lazy ByteStrings

binary-instances

binary-serialise-cbor

Binary deserialisation using strict ByteStrings

bindings-libzip

bitstringrandommonad

A set data structure with approximate searching

blaze-builder-conduit

blaze-colonnade

bootstrap-types

brick-list-skip

brick-tabular-list

bsb-http-chunked

bytestring-builder

bytestring-conversion

bytestring-encoding

bytestring-lexing

Parse literals efficiently from bytestrings

bytestring-mmap

bytestring-nums

bytestring-progress

bytestring-strict-builder

bytestring-to-vector

bytestring-tree-builder

bytestring-trie

Compression and decompression in the bzip2 format

C->Haskell FFI tool that gives some cross-language type safety

Haskell Common Architecture for Building Applications and Libraries

cabal-described

The command-line interface for Cabal and Hackage.

cabal-install-parsers

cabal-install-solver

cabal-quickcheck

cabal-tree-diff

cached-json-file

calamity-commands

canonical-filepath

case-insensitive

cassava-megaparsec

Ways to write a file cautiously, to reduce the chances of problems such as data loss due to crashes or power failures

Delimited continuations and dynamically scoped variables

charsetdetect-ae

A library for generating 2D Charts and Plots

For testing partial and infinite values.

Check properties on standard classes and data structures.

chell-quickcheck

cipher-camellia

clash-prelude-hedgehog

Library for classification of media files.

classy-prelude-conduit

classy-prelude-yesod

A CSS preprocessor

Command line argument processing

codec-compression-lzf

LZF compression bindings.

codec-image-devil

thread-friendly file locks that don't block the entire program

colorize-haskell

Highligt Haskell source

A model for human colour/color perception

commonmark-extensions

commonmark-pandoc

commutative-semigroups

comonad-transformers

concurrent-extra

concurrent-output

concurrent-split

concurrent-supply

concurrentoutput

conduit-audio-lame

conduit-audio-samplerate

conduit-audio-sndfile

conduit-combinators

Configuration file reading & writing

configurator-pg

constraints-extras

containers-unicode-symbols

continued-fractions

contravariant-extras

control-monad-free

control-monad-loop

control-timeout

Timeout handling

conversion-bytestring

conversion-text

Typeclasses and instances for converting between types

An algebraic data type similar to Prelude Ordering.

coroutine-object

A liberalised re-implementation of cpp, the C pre-processor.

A haskell binding to cracklib

Robust, reliable performance measurement and analysis

criterion-measurement

The Haskell Cryptographic Library

crypto-api-tests

crypto-cipher-tests

crypto-cipher-types

crypto-pubkey-types

crypto-random-api

cryptohash-conduit

cryptohash-cryptoapi

cryptohash-sha1

cryptohash-sha256

cryptohash-sha512

crypton-conduit

crypton-connection

crypton-x509-store

crypton-x509-system

crypton-x509-validation

cryptonite-conduit

CSV loader and dumper

Haskell binding to libcurl

Utilities for accessing and manipulating fields of records

data-accessor-mtl

data-accessor-template

Utilities for accessing and manipulating fields of records

data-accessor-transformers

data-array-byte

data-binary-ieee754

A class for types with a default value

data-default-class

data-default-instances-base

data-default-instances-containers

data-default-instances-dlist

data-default-instances-old-locale

data-lens-ixset

data-lens-light

data-memocombinators

data-serializer

data-tree-print

Data encoding library

Utilities to make Data.Time.* easier to use.

deepseq-generics

dense-linear-algebra

dependent-sum-template

derive-storable

derive-storable-plugin

deriving-compat

diagrams-builder

diagrams-canvas

diagrams-contrib

diagrams-postscript

diagrams-rasterific

dictionary-sharing

O(ND) diff algorithm in haskell.

Various cryptographic hashes for bytestrings; CRC32 and Adler32 for now.

digestive-functors

digestive-functors-blaze

digestive-functors-happstack

digestive-functors-snap

Statically checked physical dimensions.

directory-layout

directory-listing-webpage-parser

discord-haskell

disk-free-space

distributed-static

Differences lists

dlist-instances

doctest-discover

doctest-driver-gen

doctest-exitcode-stdio

doctest-parallel

double-conversion

edit-distance-vector

Bindings to the editline library (libedit).

enclosed-exceptions

The error function, erf, and friends

errorcall-eq-instance

exception-transformers

executable-path

A Haskell binding to a subset of libexif

expiring-cache-map

explicit-exception

extensible-effects

extensible-exceptions

Extensible exceptions

A Haskell library for writing FastCGI programs

Forward error correction of ByteStrings

Interfacing with RSS (v 0.9x, 2.x, 1.0) + Atom feeds.

A functional graph library for Haskell.

file-embed-lzma

Expressive file and directory manipulation for Haskell.

filepath-bytestring

Interface for versioning file stores.

Generic finger-tree structure, with example instances

finite-typelits

first-class-families

fixed-vector-hetero

flexible-defaults

Wrapper for flock(2)

foldable1-classes-compat

Haskell front-end to Functional MetaPost

functor-classes-compat

functor-monadic

fusion-plugin-types

gargoyle-postgresql

gargoyle-postgresql-connect

gargoyle-postgresql-nix

A Haskell binding to a subset of the GD graphics library

generic-arbitrary

generic-deriving

generic-lens-core

generic-lens-labels

geniplate-mirror

genvalidity-aeson

genvalidity-containers

genvalidity-hspec

genvalidity-hspec-aeson

genvalidity-path

genvalidity-property

genvalidity-scientific

genvalidity-text

genvalidity-unordered-containers

genvalidity-vector

getopt-generics

Display GHC's core and assembly output in a pager

ghc-debug-convention

Library and tool for parsing .eventlog files from GHC

ghc-lib-parser-ex

Knowledge of GHC's installation directories

ghc-prof-aeson-flamegraph

ghc-syntax-highlighter

ghc-tcplugins-extra

ghc-trace-events

ghc-typelits-extra

ghc-typelits-knownnat

ghc-typelits-natnormalise

ghcide-test-utils

ghcjs-codemirror

gi-cairo-connector

gi-cairo-render

gi-dbusmenugtk3

gi-javascriptcore

gi-javascriptcore4

A binding for GLFW, An OpenGL Framework

Globbing library

gloss-algorithms

gloss-rendering

GLUT bindings for haskell

Graphviz bindings for Haskell.

Find the url of the gravatar associated with an email address.

groundhog-postgresql

groundhog-sqlite

gtk-serialized-event

gtk-traymanager

gtk2hs-buildtools

hackage-security

A documentation-generation tool for Haskell libraries

haddock-library

A small program for counting the comments in haskell source

happstack-authenticate

happstack-hamlet

happstack-jmacro

happstack-plugins

happstack-server

Web related tools and services.

happstack-server-tls

A yacc-like parser generator for Haskell

HaRP, or Haskell Regular Patterns is a Haskell regular expressions extension

A command-line interface for user input, written in Haskell.

haskell-exp-parser

haskell-gettext

haskell-gi-base

haskell-gi-overloading

haskell-import-graph

haskell-language-server

A fully compliant Haskell 98 lexer.

haskell-qrencode

Haskell source library

haskell-src-exts

Manipulating Haskell source: abstract syntax, lexer, parser, and pretty-printer

haskell-src-exts-simple

haskell-src-exts-util

haskell-src-meta

hasql-dynamic-statements

hasql-implicits

hasql-notifications

hasql-transaction

Utilities for manipulating XML documents

HaXR is a library for writing XML-RPC client and server applications in Haskell.

Haskell Database Connectivity

ODBC driver for HDBC

hdbc-postgresql

PostgreSQL driver for HDBC

headed-megaparsec

Heaps in Haskell

hedgehog-classes

wrapper for expat, the fast XML parser

library for computation automorphism group and canonical labelling of a graph

A simple graphics library based on X11 or Win32

Haskell binding to INotify

Runtime Haskell interpreter (GHC API wrapper)

Source code suggestions

hls-alternate-number-format-plugin

hls-cabal-fmt-plugin

hls-cabal-plugin

hls-call-hierarchy-plugin

hls-change-type-signature-plugin

hls-class-plugin

hls-code-range-plugin

hls-eval-plugin

hls-explicit-fixity-plugin

hls-explicit-imports-plugin

hls-explicit-record-fields-plugin

hls-floskell-plugin

hls-fourmolu-plugin

hls-gadt-plugin

hls-hlint-plugin

hls-module-name-plugin

hls-ormolu-plugin

hls-overloaded-record-dot-plugin

hls-pragmas-plugin

hls-qualify-imported-names-plugin

hls-refactor-plugin

hls-rename-plugin

hls-retrie-plugin

hls-semantic-tokens-plugin

hls-splice-plugin

hls-stylish-haskell-plugin

Linear algebra and numerical computation

hmatrix-gsl-stats

hmatrix-vector-sized

hnix-store-core

hnix-store-json

hnix-store-readonly

hnix-store-remote

hnix-store-tests

hoppy-generator

Generation of PDF documents

Colourise Haskell code.

Haskell bindings for ncurses

Internet Message Parsers

Versatile logging framework

A Lua language interpreter embedding in Haskell

hslua-marshalling

hslua-module-doclayout

hslua-module-path

hslua-module-system

hslua-module-text

hslua-module-version

hslua-module-zip

hslua-objectorientation

hslua-packaging

hsndfile-vector

hsopenssl-x509-system

hspec-attoparsec

hspec-expectations

hspec-expectations-lens

hspec-expectations-lifted

hspec-expectations-pretty-diff

hspec-megaparsec

hspec-smallcheck

Simple library for database access from Haskell.

MySQL driver for HSQL.

ODBC driver for HSQL

A Haskell library for UNIX shell scripting tasks

hstringtemplate

StringTemplate implementation in Haskell.

HTML combinator library

html-entity-map

A library for client-side HTTP

http-attoparsec

http-client-conduit

http-client-multipart

http-client-openssl

http-client-restricted

http-client-tls

http-link-header

http-querystring

http-reverse-proxy

http2-client-grpc

http2-grpc-proto-lens

http2-grpc-types

A unit testing framework for Haskell

hw-hspec-hedgehog

hw-kafka-client

A collection of tools for processing XML with Haskell.

hxt-charproperties

hxt-regex-xmlschema

String encoding conversion

Anaphoric and miscellaneous useful control-flow

ihaskell-charts

ihaskell-diagrams

imagesize-conduit

Haskell binding for Imlib 2

indexed-list-literals

indexed-profunctors

indexed-traversable

indexed-traversable-instances

insert-ordered-containers

inspection-testing

integer-conversion

integer-logarithms

interpolatedstring-perl6

io-streams-haproxy

iso3166-country-codes

isomorphism-class

jira-wiki-markup

Support for serialising Haskell to and from JSON

json-bytes-builder

juicypixels-blurhash

juicypixels-extra

juicypixels-scale-dct

lambdabot-haskell-plugins

lambdabot-irc-plugins

lambdabot-misc-plugins

lambdabot-novelty-plugins

lambdabot-reference-plugins

lambdabot-social-plugins

lambdabot-trusted

Analysis and generation of C code

language-c-quote

language-c99-simple

language-c99-util

language-docker

language-ecmascript

language-haskell-extract

language-javascript

language-python

lawful-conversions

Find longest common sublist of two lists

Haskell binding for C LDAP API

lens-family-core

lens-filesystem

leveldb-haskell

Preprocessor for typesetting Haskell sources with LaTeX

An MPD Client Library

linear-generics

linux-file-extents

linux-namespaces

liquid-fixpoint

Generic support for list-like structures

A backtracking logic-programming monad.

mackerel-client

Interface to C file/magic library

mainland-pretty

megaparsec-tests

Trie-based memo functions

mersenne-random

Generate high quality pseudorandom numbers using a SIMD Fast Mersenne Twister

mersenne-random-pure64

Generate high quality pseudorandom numbers purely using a Mersenne Twister

microlens-aeson

microlens-platform

migrant-sqlite-simple

Working with MIME types.

missing-foreign

Large utility library

Memory mapped files for POSIX and Windows

modular-arithmetic

monad-control-aligned

monad-logger-syslog

monad-par-extras

monad-time-effectful

monadcatchio-mtl

Monad-transformer version of the Control.Exception module

monadcatchio-transformers

monadcryptorandom

A collection of monad transformers.

Monad classes, using type families

mono-traversable

mono-traversable-instances

monoid-subclasses

monoid-transformer

Monoid counterparts to some ubiquitous monad transformers

monoidal-containers

Monad transformer library

parse library use mtl package

The Data.MultiSet container type

mutable-containers

mwc-probability

Fast, high quality pseudo random number generation

Efficient, ByteString bindings to OpenSSL.

nanomsg-haskell

natural-arithmetic

natural-numbers

natural-transformation

neat-interpolation

Networking-related facilities

network-byte-order

network-conduit

network-control

network-enumerator

network-multicast

network-transport

network-transport-tcp

network-transport-tests

newtype-generics

nonempty-containers

nonempty-vector

normaldistribution

Various number types

numeric-prelude

Type-level (low cardinality) integers.

Explicitly handled object names

A Haskell binding to the OpenAL cross-platform 3D audio API

OpenGL bindings for haskell

openssl-streams

optparse-applicative

optparse-declarative

optparse-generic

optparse-simple

ordered-containers

pandoc-crossref

pandoc-lua-engine

pandoc-lua-marshal

pandoc-stylefrommeta

parallel programming library

parameterized-utils

Monadic parser combinators

parsec-permutation

parsec3-numbers

Haskell library for parsing dates and times

parser-combinators

A system-independent interface for user-level packet capture

A small, efficient and portable regex library for Perl 5 compatible regular expressions

persistable-record

persistable-types-hdbc-pg

persistent-instances-iproute

persistent-mongodb

persistent-mysql

persistent-odbc

persistent-postgresql

persistent-redis

persistent-sqlite

persistent-template

persistent-test

pipes-attoparsec

pipes-bytestring

pipes-concurrency

Dynamic linking for Haskell and C objects

A zipper-like comonad which works as a list, tracking a position.

A variety of alternative parser combinator libraries.

polysemy-plugin

pontarius-xmpp-extras

postgres-options

postgresql-binary

postgresql-libpq

postgresql-libpq-configure

postgresql-libpq-pkgconfig

postgresql-simple

postgresql-simple-migration

postgresql-syntax

postgresql-typed

preprocessor-tools

A implementation of multi-column layout w/ Text.PrettyPrint

pretty-terminal

prettyprinter-ansi-terminal

prettyprinter-compat-ansi-wl-pprint

prettyprinter-interp

Wrappers for primitive operations

primitive-checked

primitive-extras

primitive-offset

primitive-unaligned

primitive-unlifted

product-isomorphic

product-profunctors

Convert GHC profiles into GraphViz's dot format

profunctor-extras

project-template

proto-lens-protoc

proto-lens-runtime

proto-lens-setup

protocol-buffers

protocol-buffers-descriptor

publicsuffixlist

MD5 implementations that should become part of a ByteString Crypto package.

pwstore-purehaskell

Automatic testing of Haskell programs

quickcheck-arbitrary-template

quickcheck-assertions

quickcheck-classes

quickcheck-classes-base

quickcheck-instances

quickcheck-properties

quickcheck-safe

quickcheck-simple

quickcheck-text

quickcheck-unicode

quickcheckvariant

random-bytestring

Ranged sets for Haskell

Binding for the rdtsc machine instruction

reactive-banana

reactive-banana-gi-gtk

reactive-banana-wx

Functions for using the reCAPTCHA service in web applications.

record-dot-preprocessor

record-hasfield

recursion-schemes

reflex-backend-socket

reflex-libtelnet

reform-happstack

regex-applicative

regex-applicative-text

Replaces/Enhances Text.Regex

Replaces/Enhances Text.Regex

regex-compat-tdfa

The PCRE backend to accompany regex-base

regex-pcre-builtin

Replaces/Enhances Text.Regex

Replaces/Enhances Text.Regex

Replaces/Enhances Text.Regex

regex-with-pcre

regular expression like Perl/Ruby in Haskell

reinterpret-cast

relational-query

relational-query-hdbc

relational-record

relational-schemas

repa-algorithms

resourcet-effectful

rio-prettyprint

rope-utf16-splay

Generic zipper implementation for Data.Tree

A library for generating RSS 2.0 feeds.

Library for safe (pattern match free) functions

safe-exceptions

sample-frame-np

Binding to libSDL

Binding to libSDL_gfx

Binding to libSDL_image

Binding to libSDL_mixer

Binding to libSDL_ttf

search-algorithms

semigroupoid-extras

sequence-formats

servant-auth-client

servant-client-core

servant-foreign

servant-multipart

servant-multipart-api

servant-multipart-client

serversession-backend-redis

Implementations of the SHA suite of message digest functions

shakespeare-css

shakespeare-i18n

shakespeare-text

A framework for creating shell envinronments

shellac-editline

should-not-typecheck

show-combinators

simple-affine-space

simple-cmd-args

simple-neural-networks

simple-sendfile

singletons-base

skylighting-core

skylighting-format-ansi

skylighting-format-blaze-html

skylighting-format-context

skylighting-format-latex

skylighting-format-typst

Another lightweight testing library in Haskell.

smtlib-backends

smtlib-backends-process

smtlib-backends-tests

smtlib-backends-z3

snap-loader-dynamic

snap-loader-static

snaplet-sqlite-simple

Combinator library for splitting lists.

sqlite-simple-errors

ssh-known-hosts

State variables

A library of statistical types, data, and functions

status-notifier-item

stb-image-redux

stickykeyshotkey

Software Transactional Memory

storable-complex

Storable instance for Complex

storable-record

A library for manipulating infinite lists.

streaming-commons

Strict data types and String IO.

strict-identity

strict-mutable-base

Find a local optimum of strictness annotations.

string-conversions

string-interpolate

stylish-haskell

Efficient, lazy suffix tree implementation

Scrap Your Boilerplate With Class

syb-with-class-instances-text

synthesizer-alsa

synthesizer-core

synthesizer-dimensional

synthesizer-midi

system-filepath

system-posix-redirect

system-time-monotonic

Two-dimensional data tables with rendering functions

tagged-transformer

Parsing and extracting information from (possibly malformed) HTML documents

tagstream-conduit

Reading, writing and manipulating .tar archive files.

tasty-checklist

tasty-expected-failure

tasty-hunit-compat

tasty-inspection-testing

tasty-quickcheck

tasty-smallcheck

A Transactional data cache with configurable persistence

tcp-streams-openssl

Simple string substitution

template-haskell-compat-v0208

Tensor data types

terminal-progress-bar

Framework for running and organising tests, with HUnit and QuickCheck support

test-framework-hunit

HUnit support for the test-framework package.

test-framework-leancheck

test-framework-quickcheck2

QuickCheck2 support for the test-framework package.

test-framework-smallcheck

test-framework-th

testing-type-modifiers

Conversion of LaTeX math formulas to MathML.

An efficient packed Unicode text type

text-builder-dev

text-builder-linear

text-conversions

text-format-simple

Bindings to the ICU library

text-icu-normalized

text-manipulate

text-postgresql

text-stream-decode

th-constraint-compat

th-lift-instances

th-reify-compat

time-locale-compat

timezone-series

tinkoff-invest-sdk

tls-session-manager

Concrete monad transformers

transformers-base

transformers-compat

transformers-free

traverse-with-class

tree-traversals

trial-optparse-applicative

type-equality-check

type-errors-pretty

Type-level programming library

type-level-numbers

Type composition classes & instances

typelits-witnesses

Unambiguous choice

unbounded-delays

unboxing-vector

unexceptionalio

unexceptionalio-trans

unicode-collation

unicode-transforms

Help writing simple, concise and fast generic operations.

universe-reverse-instances

unix-bytestring

Portable POSIX-compatibility layer.

unordered-containers

uri-bytestring-aeson

A library for working with URLs.

Support for reading and writing UTF8 Strings

Various small helper functions for Lists, Maybes, Tuples, Functions

The Utrecht University Attribute Grammar system

uuagc-bootstrap

Haskell Utrecht Tools Library

validated-literals

validation-selective

validity-containers

validity-scientific

validity-unordered-containers

validity-vector

Efficient Arrays

vector-algorithms

Efficient algorithms for vector arrays

vector-binary-instances

vector-hashtables

vector-instances

Vector & affine spaces, linear maps, and derivatives (requires ghc 6.9)

vector-space-points

vector-th-unbox

A simple terminal access library

vty-crossplatform

wai-app-file-cgi

wai-eventsource

wai-handler-launch

wai-http2-extra

wai-middleware-static

web-routes-boomerang

web-routes-happstack

websockets-snap

wherefrom-compat

witherable-class

The Wadler/Leijen Pretty Printer

wl-pprint-annotated

writer-cps-transformers

A binding to the X11 graphics library

Bindings to the Xft, X Free Type interface library, and some Xrender parts

x509-validation

xdg-desktop-entry

XHTML combinator library for haskell

xhtml-combinators

A simple XML library.

xml-html-conduit-lens

yesod-auth-basic

yesod-auth-hashdb

yesod-auth-oauth2

yesod-colonnade

yesod-content-pdf

yesod-eventsource

yesod-paginator

yesod-persistent

yesod-recaptcha2

yesod-websockets

zeromq4-haskell

Library for creating and modifying zip archives.

Compression and decompression in the gzip and zlib formats