Packages687 packages

A–Z

A

30 packages

abstract-deque0.3Abstract, parameterized interface to mutable Deques.hackage
abstract-par0.3.3Type classes generalizing the functionality of the 'monad-par' library.hackage
adjunctions4.4.4Adjunctions and representable functorshackage
aeson2.3.2.0Fast JSON parsing and encodinghackage
aeson-pretty0.8.11JSON pretty-printing library and command-line tool.hackage
aeson-typescript0.6.4.0Generate TypeScript definition files from your ADTshackage
Agda2.8.0.2A dependently typed functional programming language and proof assistanthackage
alfred-margaret2.1.1.1Fast Aho-Corasick string searchinghackage
ansi-terminal1.1.5Simple ANSI terminal supporthackage
ansi-terminal-types1.1.3Types and functions used to represent SGR aspectshackage
ansi-wl-pprint1.0.2The Wadler/Leijen Pretty Printer for colored ANSI terminal outputhackage
ap-normalize0.1.0.1Self-normalizing applicative expressionshackage
appar0.1.8A simple applicative parserhackage
array0.5.8.0Mutable and immutable arraysboot
asn1-encoding0.9.6ASN1 data reader and writer in RAW, BER and DER formshackage
asn1-parse0.9.5Simple monadic parser for ASN1 stream types.hackage
asn1-types0.3.4ASN.1 typeshackage
assoc1.1.1swap and assoc: Symmetric and Semigroupy Bifunctorshackage
async2.2.6Run IO operations asynchronously and wait for their resultshackage
atomic-counter0.1.2.4Mutable counters that can be modified with atomic operatinoshackage
atomic-primops0.8.8A safe approach to CAS and other atomic ops in Haskell.hackage
attoparsec0.14.4Fast combinator parsing for bytestrings and texthackage
attoparsec-aeson2.2.2.0Parsing of aeson's Value with attoparsechackage
attoparsec-iso86011.1.1.0Parsing of ISO 8601 dates, originally from aesonhackage
authenticate-oauth1.7Library to authenticate with OAuth for Haskell web applications.hackage
auto-update0.2.8Efficiently run periodic, on-demand actionshackage
autodocodec0.6.0.0Self-documenting encoder and decoderhackage
autodocodec-nix0.1.1.0Autodocodec interpreters for nixhackage
autodocodec-schema0.2.0.2Autodocodec interpreters for JSON Schemahackage
autodocodec-yaml0.4.0.3Autodocodec interpreters for yamlhackage

B

28 packages

barbies2.1.1.0Classes for working with types that can change clothes.hackage
base4.22.0.0Core data structures and operationsboot
base-compat0.15.0A compatibility layer for basehackage
base-compat-batteries0.15.0base-compat with extra batterieshackage
base-orphans0.9.4Backwards-compatible orphan instances for basehackage
base161.0Fast RFC 4648-compliant Base16 encodinghackage
base16-bytestring1.0.2.0RFC 4648-compliant Base16 encodings for ByteStringshackage
base641.0A modern Base64 libraryhackage
base64-bytestring1.2.1.0Fast base64 encoding and decoding for ByteStringshackage
basement0.0.16Foundation scrap box of array & stringhackage
bifunctors5.6.3Bifunctorshackage
bimap0.5.0Bidirectional mapping between two key typeshackage
bin0.1.4.1Bin: binary natural numbers.hackage
binary0.8.9.3Binary serialisation for Haskell values using lazy ByteStringsboot
binary-orphans1.0.6Compatibility package for binary; provides instanceshackage
bitvec1.1.6.0Space-efficient bit vectorshackage
blaze-builder0.4.4.1Efficient buffered output.hackage
blaze-html0.9.2.0A blazingly fast HTML combinator library for Haskellhackage
blaze-markup0.8.3.0A blazingly fast markup combinator library for Haskellhackage
boring0.2.2.1Boring and Absurd typeshackage
boxes0.1.52D text pretty-printing libraryhackage
brick3.0A declarative terminal user interface libraryhackage
bsb-http-chunked0.0.0.4Chunked HTTP transfer encoding for bytestring buildershackage
byteable0.1.1Type class for sequence of byteshackage
byteorder1.0.4Exposes the native endianness or byte ordering of the system.hackage
bytes0.17.5Sharing code for serialization between binary and cerealhackage
bytestring0.12.2.0Fast, compact, strict and lazy byte strings with a list interfaceboot
bytestring-lexing0.5.0.16Efficiently parse and produce common integral and fractional numbers.hackage

C

59 packages

Cabal3.16.0.0A framework for packaging Haskell softwareboot
cabal-doctest1.0.13A Setup.hs helper for running doctestshackage
cabal-install3.16.0.0The command-line interface for Cabal and Hackage.hackage
cabal-install-solver3.16.0.0The solver component of cabal-installhackage
Cabal-syntax3.16.0.0A library for working with .cabal filesboot
cabal2nix2.21.3Convert Cabal files into Nix build instructions.hackage
call-stack0.4.0Use GHC call-stacks in a backward compatible wayhackage
case-insensitive1.2.1.0Case insensitive string comparisonhackage
cassava0.5.4.1A CSV parsing and encoding libraryhackage
cborg0.2.10.0Concise Binary Object Representation (CBOR)hackage
cereal0.5.8.3A binary serialization libraryhackage
cereal-vector0.2.0.1Serialize instances for Data.Vector types.hackage
character-ps0.1Pattern synonyms for ASCII characters for Word8, Word16 etchackage
charset0.3.12Fast unicode character sets based on complemented PATRICIA trieshackage
ChasingBottoms1.3.1.17For testing partial and infinite values.hackage
chell0.5.0.2A simple and intuitive library for automated testing.hackage
chell-quickcheck0.2.5.4QuickCheck support for Chellhackage
clientsession0.9.3.0Securely store session data in a client-side cookie.hackage
clock0.8.4High-resolution clock functions: monotonic, realtime, cputime.hackage
cmdargs0.10.22Command line argument processinghackage
code-page0.2.1Windows code page library for Haskellhackage
colour2.3.7A model for human colour/color perceptionhackage
comonad5.0.10Comonadshackage
composite-base0.8.3.0Shared utilities for composite-* packages.hackage
concise0.1.0.1Utilities for Control.Lens.Conshackage
concurrent-extra0.7.0.12Extra concurrency primitiveshackage
concurrent-output1.10.21Ungarble output from several threads or commandshackage
concurrent-split0.0.1.1MVars and Channels with distinguished input and output sidehackage
conduit1.3.6.1Streaming data processing library.hackage
conduit-extra1.3.8Batteries included conduit: adapters for common libraries.hackage
config-ini0.2.7.0A library for simple INI-based configuration files.hackage
constraints0.14.4Constraint manipulationhackage
constraints-extras0.3.2.1Utility package for constraintshackage
containers0.8Assorted concrete container typesboot
contravariant1.5.6Contravariant functorshackage
cookie0.5.1HTTP cookie parsing and renderinghackage
criterion1.6.5.0Robust, reliable performance measurement and analysishackage
criterion-measurement0.2.5.0Criterion measurement functionality and associated typeshackage
crypto-api0.13.3A generic interface for cryptographic operationshackage
crypto-api-tests0.3A test framework and KATs for cryptographic operations.hackage
crypto-pubkey-types0.4.3Generic cryptography Public keys algorithm typeshackage
crypto-token0.2.0crypto tokenshackage
cryptohash0.11.9collection of crypto hashes, fast, pure and practicalhackage
cryptohash-md50.11.101.0Fast, pure and practical MD5 implementationhackage
cryptohash-sha10.11.101.0Fast, pure and practical SHA-1 implementationhackage
cryptohash-sha2560.11.102.1Fast, pure and practical SHA-256 implementationhackage
crypton2.1.7Cryptography Primitiveshackage
crypton-asn1-encoding0.10.0ASN.1 data (raw, BER or DER) readers and writershackage
crypton-asn1-parse0.10.0A monadic parser combinator for a ASN.1 stream.hackage
crypton-asn1-types0.4.1ASN.1 typeshackage
crypton-connection0.4.6Simple and easy network connection APIhackage
crypton-pem0.3.0Privacy Enhanced Mail (PEM) file format reader and writer.hackage
crypton-socks0.6.2SOCKS Protocol Version 5hackage
crypton-x5091.9.2X509 reader and writerhackage
crypton-x509-store1.9.0X.509 collection accessing and storing methodshackage
crypton-x509-system1.9.0Handle per-operating-system X.509 accessors and storagehackage
crypton-x509-validation1.9.1X.509 Certificate and CRL validationhackage
cryptonite0.30Cryptography Primitives sinkhackage
css-text0.1.3.0CSS parser and renderer.hackage

D

24 packages

data-binary-ieee7540.4.4Parser/Serialiser for IEEE-754 floating-point valueshackage
data-clist0.2Simple functional ring type.hackage
data-default0.8.0.2A class for types with a default valuehackage
data-default-class0.2.0.0A class for types with a default value (compatibility shim)hackage
data-fix0.3.4Fixpoint data typeshackage
data-hash0.2.0.1Combinators for building fast hashing functions.hackage
dec0.0.6Decidable propositions.hackage
deepseq1.5.1.0Deep evaluation of data structuresboot
deepseq-generics0.2.0.1GHC.Generics-based Control.DeepSeq.rnf implementationhackage
dense-linear-algebra0.1.0.0Simple and incomplete pure haskell implementation of linear algebrahackage
dependent-map0.4.0.1Dependent finite maps (partial dependent products)hackage
dependent-sum0.6.2.0Dependent sum typehackage
derp0.1.6Derivative Parsinghackage
digest0.0.2.1CRC32 and Adler32 hashes for bytestringshackage
directory1.3.10.0Platform-agnostic library for filesystem operationsboot
directory-ospath-streaming0.3Stream directory entries in constant memory in vanilla IOhackage
directory-tree0.12.1A simple directory-like tree datatype, with useful IO functionshackage
distribution-nixpkgs1.7.1.1Types and functions to manipulate the Nixpkgs distributionhackage
distributive0.6.3Distributive functors -- Dual to Traversablehackage
dlist1.0Difference listshackage
doctest0.25.0.2Test interactive Haskell exampleshackage
doctest-exitcode-stdio0.0.0.1Run doctest's in a Cabal.Test.exitcode-stdio environmenthackage
doctest-lib0.1.1.1Parts of doctest exposed as libraryhackage
double-conversion2.0.5.0Fast conversion between single and double precision floating point and texthackage

E

18 packages

easy-file0.2.5Cross-platform File handlinghackage
ech-config0.0.1Config for TLS Encrypted Client Hellohackage
echo0.1.4A cross-platform, cross-console way to handle echoing terminal inputhackage
ed255190.0.5.0Ed25519 cryptographic signatureshackage
edit-distance0.2.2.1Levenshtein and restricted Damerau-Levenshtein edit distanceshackage
either5.0.3Combinators for working with sumshackage
email-validate2.3.2.21Email address validationhackage
encoding0.10.3A library for various character encodingshackage
entropy0.4.1.11A platform independent entropy sourcehackage
enummapset0.7.3.0IntMap and IntSet with Enum keys/elements.hackage
envparse0.6.0Parse environment variableshackage
equivalence0.4.1.1Maintaining an equivalence relation implemented as union-find using STT.hackage
erf2.0.0.0The error function, erf, and related functions.hackage
errors2.3.0Simplified error-handlinghackage
exceptions0.10.11Extensible optionally-pure exceptionsboot
extensible-effects5.0.0.1An Alternative to Monad Transformershackage
extensible-exceptions0.1.1.4Extensible exceptionshackage
extra1.8.1Extra functions I use.hackage

F

17 packages

fast-logger3.2.7A fast logging systemhackage
fast-myers-diff0.0.2A fast implementation of the Myers diff algorithm.hackage
file-embed0.0.16.0Use Template Haskell to embed file contents directly.hackage
file-io0.1.5Basic file IO operations via 'OsPath'boot
filelock0.1.1.9Portable interface to file locking (flock / LockFileEx)hackage
filemanip0.3.6.3Expressive file and directory manipulation for Haskell.hackage
filepath1.5.4.0Library for manipulating FilePaths in a cross platform way.boot
filepattern0.1.3File path glob-like matchinghackage
fin0.3.2Nat and Fin: peano naturals and finite numbershackage
fingertree0.1.6.3Generic finger-tree structure, with example instanceshackage
first-class-families0.8.2.0First-class type familieshackage
flag0.1.0.0A simple flag type.hackage
fmlist0.9.5FoldMap listshackage
foldl1.4.18Composable, streaming, and efficient left foldshackage
formatting7.2.0Combinator-based type-safe formatting (like printf() or FORMAT)hackage
foundation0.0.30Alternative prelude with batteries and no dependencieshackage
free5.2Monads for freehackage

G

29 packages

generic-data1.1.0.2Deriving instances with GHC.Generics and related utilitieshackage
generic-deriving1.14.7Generic programming library for generalised deriving.hackage
generic-monoid0.1.0.1Derive monoid instances for product types.hackage
generic-random1.5.0.1Generic random generators for QuickCheckhackage
generically0.1.1Generically newtype to use with DerivingViahackage
generics-sop0.5.1.4Generic Programming using True Sums of Productshackage
genvalidity1.1.1.0Testing utilities for the validity libraryhackage
genvalidity-containers1.0.0.2GenValidity support for containershackage
genvalidity-hspec1.0.0.4Standard spec's for GenValidity instanceshackage
genvalidity-path1.0.0.1GenValidity support for Pathhackage
genvalidity-property1.0.0.0Standard properties for functions on `Validity` typeshackage
genvalidity-text1.0.0.1GenValidity support for Texthackage
ghc9.14.1The GHC APIboot
ghc-boot9.14.1Shared functionality between GHC and its boot librariesboot
ghc-boot-th9.14.1Shared functionality between GHC and the template-haskell libraryboot
ghc-compact0.1.0.0In memory storage of deeply evaluated data structureboot
ghc-experimental9.1401.0Experimental features of GHC's standard libraryboot
ghc-heap9.14.1Functions for walking GHC's heapboot
ghc-internal9.1401.0Basic librariesboot
ghc-lib-parser9.14.1.20251220The GHC API, decoupled from GHC versionshackage
ghc-paths0.1.0.12Knowledge of GHC's installation directorieshackage
ghc-platform0.1.0.0Platform information used by GHC and friendsboot
ghc-tcplugins-extra0.5Utilities for writing GHC type-checker pluginshackage
ghc-toolchain0.1.0.0Utility for managing GHC target toolchainsboot
ghci9.14.1The library supporting GHC's interactive interpreterboot
gitrev1.3.1Compile git revision info into Haskell projectshackage
Glob0.10.2Globbing libraryhackage
granite0.7.4.0Easy terminal plotting.hackage
groups0.5.3Groupshackage

H

58 packages

hackage-db2.1.3Access cabal-install's Hackage database via Data.Maphackage
hackage-revdeps0.4.1List Hackage reverse dependencieshackage
hackage-security0.6.4.0Hackage security libraryhackage
haddock-api2.33.0A documentation-generation tool for Haskell librariesboot
haddock-library1.11.0Library exposing some functionality of Haddock.boot
half0.3.3Half-precision floating-pointhackage
hashable1.5.1.0A class for types that can be converted to a hash valuehackage
hashmap1.3.3Persistent containers Map and Set based on hashing.hackage
hashtables1.4.2Mutable hash tables in the ST monadhackage
haskeline0.8.3.0A command-line interface for user input, written in Haskell.boot
haskell-lexer1.2.1A fully compliant Haskell 98 lexerhackage
haskell-src1.0.4.2Support for manipulating Haskell source codehackage
haskell-src-exts1.24.0Manipulating Haskell source: abstract syntax, lexer, parser, and pretty-printerhackage
haskell-src-meta0.8.16Parse source to template-haskell abstract syntax.hackage
heaps0.4.1Asymptotically optimal Brodal/Okasaki heaps.hackage
hedgehog1.7Release with confidence.hackage
hedis0.16.4Client library for the Redis datastore: supports full command set, pipelining.hackage
hint0.9.0.9A Haskell interpreter built on top of the GHC APIhackage
hoogle5.0.19.0Haskell API Searchhackage
hopenssl2.2.5FFI Bindings to OpenSSL's EVP Digest Interfacehackage
horizon-config0.8.0A horizon package set as a vortex config DSLhackage
horizon-config-shell0.12.1A horizon package set generated from a vortex config, not dhallhackage
hostname1.0A very simple package providing a cross-platform means of determining the hostnamehackage
hourglass0.2.12simple performant time related libraryhackage
hpack0.39.6A modern format for Haskell packageshackage
hpc0.7.0.2Code Coverage Library for Haskellboot
hpke0.2.1Hybrid Public Key Encryptionhackage
HsOpenSSL0.11.7.11Partial OpenSSL binding for Haskellhackage
hspec2.11.18A Testing Framework for Haskellhackage
hspec-api2.11.18A Testing Framework for Haskellhackage
hspec-core2.11.18A Testing Framework for Haskellhackage
hspec-discover2.11.18Automatically discover and run Hspec testshackage
hspec-expectations0.8.4Catchy combinators for HUnithackage
hspec-expectations-lifted0.10.0A version of hspec-expectations generalized to MonadIOhackage
hspec-hedgehog0.3.0.0Integrate Hedgehog and Hspec!hackage
hspec-megaparsec2.2.1Utility functions for testing Megaparsec parsers with Hspechackage
hspec-meta2.11.18A version of Hspec which is used to test Hspec itselfhackage
hspec-smallcheck0.5.3SmallCheck support for the Hspec testing frameworkhackage
hspec-wai0.12.1Experimental Hspec support for testing WAI applicationshackage
html-conduit1.3.2.2Parse HTML documents using xml-conduit datatypes.hackage
HTTP4000.5.0A library for client-side HTTPhackage
http-api-data0.7Converting to/from HTTP API data like URL pieces, headers and query parameters.hackage
http-client0.7.19An HTTP client enginehackage
http-client-tls0.4.0http-client backend using the connection package and tls libraryhackage
http-common0.8.3.4Common types for HTTP clients and servershackage
http-conduit2.3.9.1HTTP client package with conduit interface and HTTPS support.hackage
http-date0.0.11HTTP Date parser/formatterhackage
http-media0.8.1.1Processing HTTP Content-Type and Accept headershackage
http-semantics0.4.1HTTP semantics libraryhackage
http-streams0.8.9.9An HTTP client using io-streamshackage
http-types0.12.6Generic HTTP types for Haskell (for both client and server code).hackage
http25.4.8HTTP/2 libraryhackage
httpd-shed0.4.1.2A simple web-server with an interact style APIhackage
HUnit1.6.2.0A unit testing framework for Haskellhackage
hxt9.3.1.22A collection of tools for processing XML with Haskell.hackage
hxt-charproperties9.5.0.0Character properties and classes for XML and Unicodehackage
hxt-regex-xmlschema9.2.0.7A regular expression library for W3C XML Schema regular expressionshackage
hxt-unicode9.0.2.4Unicode en-/decoding functions for utf8, iso-latin-* and other encodingshackage

I

17 packages

ieee7540.8.0Utilities for dealing with IEEE floating point numbershackage
indexed-profunctors0.1.1.1Utilities for indexed profunctorshackage
indexed-traversable0.1.5FunctorWithIndex, FoldableWithIndex, TraversableWithIndexhackage
indexed-traversable-instances0.1.2.1More instances of FunctorWithIndex, FoldableWithIndex, TraversableWithIndexhackage
infer-license0.2.0Infer software license from a given license filehackage
ini0.5.1Configuration files in the INI format.hackage
inline-c0.9.1.10Write Haskell source files including C code inline. No FFI required.hackage
insert-ordered-containers0.3.0Associative containers retaining insertion order for traversals.hackage
inspection-testing0.6.3GHC plugin to do inspection testinghackage
integer-conversion0.1.1Conversion from strings to Integerhackage
integer-gmp1.1Integer library based on GMPboot
integer-logarithms1.0.5Integer logarithms.hackage
interpolate0.2.1String interpolation done righthackage
invariant0.6.5Haskell98 invariant functorshackage
io-streams1.5.2.2Simple, composable, and easy-to-use stream I/Ohackage
io-streams-haproxy1.0.1.0HAProxy protocol 1.5 support for io-streamshackage
iproute1.7.15IP Routing Tablehackage

J

7 packages

jose0.13JSON Object Signing and Encryption (JOSE) and JSON Web Token (JWT) libraryhackage
jose-jwt0.11.0JSON Object Signing and Encryption Libraryhackage
js-chart2.9.4.1Obtain minified chart.js codehackage
js-dgtable0.5.2Obtain minified jquery.dgtable codehackage
js-flot0.8.3Obtain minified flot codehackage
js-jquery3.7.1Obtain minified jQuery codehackage
JuicyPixels3.3.9Picture loading/serialization (in png, jpeg, bitmap, gif, tga, tiff and radiance)hackage

K

2 packages

kan-extensions5.2.8Kan extensions, Kan lifts, the Yoneda lemma, and (co)density (co)monadshackage
keys3.12.5Keyed functors and containershackage

L

14 packages

language-nix2.3.0Data types and functions to represent the Nix languagehackage
lens5.3.6Lenses, Folds and Traversalshackage
lens-aeson1.2.3Law-abiding lenses for aesonhackage
lens-family-core2.1.3Haskell 2022 Lens Familieshackage
libxml0.1.1Binding to libxml2hackage
libyaml0.1.4Low-level, streaming YAML interface.hackage
lift-type0.1.2.0Lift a type from a Typeable constraint to a Template Haskell typehackage
lifted-async0.11.0Run lifted IO operations asynchronously and wait for their resultshackage
lifted-base0.2.3.12lifted IO operations from the base libraryhackage
linear1.23.3Linear Algebrahackage
ListLike4.7.8.4Generalized support for list-like structureshackage
logging-facade0.3.1Simple logging abstraction that allows multiple back-endshackage
logict0.8.2.0A backtracking logic-programming monad.hackage
lukko0.1.2File lockinghackage

M

32 packages

managed1.0.11A monad for managed valueshackage
markdown-unlit0.6.0Literate Haskell support for Markdownhackage
math-functions0.3.4.4Collection of tools for numeric computationshackage
megaparsec9.8.3Monadic parser combinatorshackage
memory0.18.0memory and related abstraction stuffhackage
mersenne-random1.0.0.1Generate high quality pseudorandom numbers using a SIMD Fast Mersenne Twisterhackage
microlens0.5.0.0A tiny lens library with no dependencieshackage
microlens-ghc0.4.15.2microlens + array, bytestring, containers, transformershackage
microlens-mtl0.2.1.1microlens support for Reader/Writer/State from mtlhackage
microlens-platform0.4.4.2microlens + all batteries included (best for apps)hackage
microlens-th0.4.3.18Automatic generation of record lenses for microlenshackage
microstache1.0.3.1Mustache templates for Haskellhackage
mime-types0.1.2.2Basic mime-type handling types and functionshackage
mlkem0.2.3.0Module-Lattice-based Key-Encapsulation Mechanismhackage
mmap0.5.9Memory mapped files for POSIX and Windowshackage
mmorph1.2.2Monad morphismshackage
mockery0.3.5Support functions for automated testinghackage
monad-control1.0.3.1Lift control operations, like exception catching, through monad transformershackage
monad-logger0.3.42A class of monads which can log messages.hackage
monad-loops0.4.3Monadic loopshackage
monad-par0.3.6A library for parallel programming based on a monadhackage
monad-par-extras0.3.3Combinators and extra features for Par monadshackage
monad-parallel0.8.0.1Parallel execution of monadic computationshackage
monad-peel0.3Lift control operations like exception catching through monad transformershackage
monad-time0.4.0.0Type class for monads which carry the notion of the current time.hackage
MonadRandom0.6.2.1Random-number generation monad.hackage
monads-tf0.3.0.1Monad classes, using type familieshackage
mono-traversable1.0.21.0Type classes for mapping, folding, and traversing monomorphic containershackage
monoidal-containers0.6.8.0Containers with monoidal accumulationhackage
mtl2.3.1Monad classes for transformers, using functional dependenciesboot
murmur-hash0.1.0.11MurmurHash2 implementation for Haskell.hackage
mwc-random0.15.3.0Fast, high quality pseudo random number generationhackage

N

13 packages

nanospec0.2.2A lightweight implementation of a subset of Hspec's APIhackage
neat-interpolation0.5.1.4Quasiquoter for neat and simple multiline text interpolationhackage
network3.2.9.0Low-level networking interfacehackage
network-bsd2.8.1.0POSIX network database (<netdb.h>) APIhackage
network-byte-order0.1.8Network byte order utilitieshackage
network-control0.1.7Library to control network protocolshackage
network-info0.2.1Access the local computer's basic network configurationhackage
network-run0.6.0Simple network runner libraryhackage
network-uri2.6.4.2URI manipulationhackage
newtype0.2.2.1A typeclass and set of functions for working with newtypes.hackage
nonempty-containers0.3.6.0Non-empty variants of containers data types, with full APIhackage
nonempty-vector0.2.4Non-empty vectorshackage
nothunks0.3.2Examine values for unexpected thunkshackage

O

17 packages

old-locale1.0.0.7locale libraryhackage
old-time1.1.1.0Time libraryhackage
OneTuple0.4.3Singleton Tuplehackage
Only0.1The 1-tuple type or single-value "collection"hackage
open-browser0.3.0.1Open a web browser from Haskellhackage
openapi33.2.5OpenAPI 3.0 data modelhackage
openssl-streams1.2.3.0OpenSSL network support for io-streams.hackage
opt-env-conf0.15.0.3Settings parsing for Haskell: command-line arguments, environment variables, and configuration values.hackage
optics0.4.2.1Optics as an abstract interfacehackage
optics-core0.4.2Optics as an abstract interface: core definitionshackage
optics-extra0.4.2.1Extra utilities and instances for optics-corehackage
optics-th0.4.1Optics construction using TemplateHaskellhackage
optional-args1.0.2Optional function argumentshackage
options1.2.1.2Powerful and easy command-line option parserhackage
optparse-applicative0.19.0.0Utilities and combinators for parsing command line optionshackage
ordered-containers0.2.4Set- and Map-like types that remember the order elements were insertedhackage
os-string2.0.8Library for manipulating Operating system strings.boot

P

52 packages

parallel3.3.0.0Parallel programming libraryhackage
parsec3.1.18.0Monadic parser combinatorsboot
parsec-class1.0.1.0Class of types that can be constructed from their text representationhackage
parser-combinators1.3.1Lightweight package providing commonly useful parser combinatorshackage
parsers0.12.12Parsing combinatorshackage
path0.9.6Support for well-typed pathshackage
path-io1.8.2Interface to ‘directory’ package for users of ‘path’hackage
path-pieces0.2.1Components of paths.hackage
patience0.3Patience diff and longest increasing subsequencehackage
pcg-random0.1.4.0Haskell bindings to the PCG random number generator.hackage
pcre-light0.4.1.3Portable regex library for Perl 5 compatible regular expressionshackage
peano0.1.1.0Peano numbershackage
pem0.2.4Privacy Enhanced Mail (PEM) format reader and writer.hackage
persistent2.18.1.0Type-safe, multi-backend data serialization.hackage
persistent-postgresql2.14.3.0Backend for the persistent library using postgresql.hackage
persistent-qq2.12.0.7Provides a quasi-quoter for raw SQL for persistenthackage
persistent-sqlite2.13.3.1Backend for the persistent library using sqlite3.hackage
persistent-test2.13.2.1Tests for Persistenthackage
pgp-wordlist0.1.0.3Translate between binary data and a human-readable collection of words.hackage
pipes4.3.16Compositional pipelineshackage
pipes-attoparsec0.6.0Attoparsec and Pipes integration.hackage
pipes-bytestring2.1.7ByteString support for pipeshackage
pipes-group1.0.12Group streams into substreamshackage
pipes-parse3.0.9Parsing infrastructure for the pipes ecosystemhackage
pointed5.0.5Pointed and copointed datahackage
polyparse1.13.1A variety of alternative parser combinator libraries.hackage
polysemy1.9.2.0Higher-order, low-boilerplate free monads.hackage
polysemy-kvstore0.1.3.0KVStore effect for polysemy.hackage
polysemy-plugin0.4.5.3Disambiguate obvious uses of effects.hackage
pooled-io0.0.2.5Run jobs on a limited number of threads and support data dependencieshackage
port-utils0.2.1.0Utilities for creating and waiting on portshackage
postgres-options0.2.2.0An Options type representing options for postgres connectionshackage
postgresql-libpq0.11.0.0low-level binding to libpqhackage
postgresql-simple0.7.0.1Mid-Level PostgreSQL client libraryhackage
postgresql-simple-interval1.0.1.2A simple interval type for PostgreSQL.hackage
pqueue1.7.0.0Reliable, persistent, fast priority queues.hackage
pretty1.1.3.6Pretty-printing libraryboot
pretty-hex1.1A library for hex dumps of ByteStringshackage
pretty-show1.10Tools for working with derived `Show` instances and generic inspection of values.hackage
prettyprinter1.7.2A modern, easy to use, well-documented, extensible pretty-printer.hackage
prettyprinter-ansi-terminal1.1.4ANSI terminal backend for the »prettyprinter« package.hackage
prettyprinter-compat-ansi-wl-pprint1.0.2Drop-in compatibility package to migrate from »ansi-wl-pprint« to »prettyprinter«.hackage
primitive0.9.1.0Primitive memory-related operationshackage
primitive-addr0.1.0.3Addresses to unmanaged memoryhackage
printable0.1.0.0Text a reader can see all of: what draws nothing, refusedhackage
process1.6.26.1Process librariesboot
process-extras0.7.4Process extrashackage
procex0.3.3Ergonomic process launching with extreme flexibility and speedhackage
profunctors5.6.3Profunctorshackage
PSQueue1.2.2Priority Search Queuehackage
psqueues0.2.8.3Pure priority search queueshackage
pureMD52.1.4A Haskell-only implementation of the MD5 digest (hash) algorithm.hackage

Q

8 packages

QuickCheck2.19.0.0Automatic testing of Haskell programshackage
quickcheck-classes0.6.5.0QuickCheck common typeclasseshackage
quickcheck-classes-base0.6.2.0QuickCheck common typeclasses from `base`hackage
quickcheck-instances0.4Common quickcheck instanceshackage
quickcheck-io0.2.0Use HUnit assertions as QuickCheck propertieshackage
quickcheck-text0.1.2.1Alternative arbitrary instance for Texthackage
quickcheck-unicode1.0.1.0Generator and shrink functions for testing Unicode-related software.hackage
quiet0.2Generic deriving of Read/Show with no record labels.hackage

R

23 packages

ram0.22.1memory and related abstraction stuffhackage
random1.3.1Pseudo-random number generationhackage
random-bytestring0.1.4Efficient generation of random bytestringshackage
random-shuffle0.0.4Random shuffle implementation.hackage
raw-strings-qq1.1Raw string literals for Haskell.hackage
rdtsc1.3.0.1Binding for the rdtsc machine instructionhackage
readable0.3.1Reading from Text and ByteStringhackage
rebase1.23A more progressive alternative to the "base" packagehackage
recursion-schemes5.2.3Representing common recursion patterns as higher-order functionshackage
recv0.1.2Efficient network recvhackage
reducers3.12.5Semigroups, specialized containers and a general map/reduce frameworkhackage
reflection2.1.9Reifies arbitrary terms into types that can be reflected back into termshackage
regex-base0.94.0.3Common "Text.Regex.*" API for Regex matchinghackage
regex-compat0.95.2.2Replaces/enhances "Text.Regex"hackage
regex-posix0.96.0.2POSIX Backend for "Text.Regex" (regex-base)hackage
regex-tdfa1.3.2.6Pure Haskell Tagged DFA Backend for "Text.Regex" (regex-base)hackage
replace-megaparsec1.5.0.1Find, replace, split string patterns with Megaparsec parsers (instead of regex)hackage
resolv0.2.0.3Domain Name Service (DNS) lookup via the libresolv standard library routineshackage
resource-pool0.5.1.0A high-performance striped resource pooling implementationhackage
resourcet1.3.0Deterministic allocation and freeing of scarce resources.hackage
retry0.9.3.1Retry combinators for monadic actions that may failhackage
rio0.1.25.0A standard library for Haskellhackage
RSA2.4.1Implementation of RSA, using the padding schemes of PKCS#1 v2.1.hackage

S

78 packages

safe0.3.21Library of safe (exception free) functionshackage
safe-coloured-text0.6.0.0Safely output coloured texthackage
safe-coloured-text-layout0.2.0.2Safely layout output coloured texthackage
safe-coloured-text-terminfo0.3.0.0Safely output coloured texthackage
safe-exceptions0.1.7.4Safe, consistent, and easy exception handlinghackage
scanner0.3.2Fast non-backtracking incremental combinator parsing for bytestringshackage
scientific0.3.9.0Numbers represented using scientific notationhackage
sdl22.5.6.1Both high- and low-level bindings to the SDL library (version 2.0.6+).hackage
sdl2-gfx0.3.0.0Haskell bindings to SDL2_gfxhackage
sdl2-image2.1.0.0Haskell bindings to SDL2_imagehackage
sdl2-mixer1.2.0.0Haskell bindings to SDL2_mixerhackage
sdl2-ttf2.1.3Bindings to SDL2_ttf.hackage
selda0.5.2.1Multi-backend, high-level EDSL for interacting with SQL databases.hackage
selective0.7.0.1Selective applicative functorshackage
semaphore-compat1.0.0Cross-platform abstraction for system semaphoresboot
semialign1.4Align and Zip type-classes from the common Semialign ancestor.hackage
semigroupoids6.0.2Semigroupoids: Category sans idhackage
semigroups0.20.1Anything that associateshackage
semirings0.7two monoids as one, in holy haskimonyhackage
serialise0.2.6.1A binary serialisation library for Haskell values.hackage
servant0.20.3.0A family of combinators for defining webservices APIshackage
servant-auth0.4.10.0Authentication combinators for servanthackage
servant-auth-client0.4.10.0servant-client/servant-auth compatibilityhackage
servant-auth-server0.4.10.0servant-server/servant-auth compatibilityhackage
servant-client0.20.3.0Automatic derivation of querying functions for servanthackage
servant-client-core0.20.3.0Core functionality and class for client function generation for servant APIshackage
servant-docs0.13.1generate API docs for your servant webservicehackage
servant-foreign0.16.1Helpers for generating clients for servant APIs in any programming languagehackage
servant-multipart0.13.0multipart/form-data (e.g file upload) support for servanthackage
servant-multipart-api0.13.0multipart/form-data (e.g file upload) support for servanthackage
servant-server0.20.3.0A family of combinators for defining webservices APIs and serving themhackage
setenv0.1.1.3A cross-platform library for setting environment variableshackage
SHA1.6.4.4Implementations of the SHA suite of message digest functionshackage
shake0.19.9Build system library, like Make, but more accurate dependencies.hackage
shakespeare2.2.0A toolkit for making compile-time interpolated templateshackage
sheaf0.2.0.0Theories as first-class data — the L4 skeleton of the vortex estatehackage
should-not-typecheck2.1.0A HUnit/hspec assertion library to verify that an expression does not typecheckhackage
show-combinators0.2.0.0Combinators to write Show instanceshackage
silently1.2.5.4Prevent or capture writing to stdout and other handles.hackage
simple-reflect0.3.3Simple reflection of expressions containing variableshackage
simple-sendfile0.2.32Cross platform library for the sendfile system callhackage
singleton-bool0.1.8Type level booleanshackage
skein1.0.9.4Skein, a family of cryptographic hash functions. Includes Skein-MAC as well.hackage
smallcheck1.2.2A property-based testing libraryhackage
snap-core1.0.5.1Snap: A Haskell Web Framework (core interfaces and types)hackage
snap-server1.1.2.1A web server for the Snap Frameworkhackage
socks0.6.1Socks proxy (ver 5)hackage
some1.1Existential type: Somehackage
sop-core0.5.0.2True Sums of Productshackage
special-values0.1.0.0Typeclass providing special valueshackage
split0.2.5.1Combinator library for splitting lists.hackage
splitmix0.1.3.2Fast Splittable PRNGhackage
spoon0.3.1Catch errors thrown from pure computations.hackage
stache2.4.0Mustache templates for Haskellhackage
StateVar1.2.2State variableshackage
statistics0.16.5.0A library of statistical types, data, and functionshackage
stm2.5.3.1Software Transactional Memoryboot
stm-chans3.0.0.11Additional types of channels for STM.hackage
STMonadTrans0.4.8.1A monad transformer version of the ST monadhackage
storable-record0.0.7Elegant definition of Storable instances for recordshackage
storable-tuple0.1Storable instance for pairs and tripleshackage
store0.7.22Fast binary serializationhackage
store-core0.4.4.7Fast and lightweight binary serializationhackage
streaming-commons0.2.3.1Common lower-level functions needed by various streaming data librarieshackage
strict0.5.1Strict data types and String IO.hackage
string-conversions0.4.0.1Simplifies dealing with different types for stringshackage
string-interpolate0.3.4.0Haskell string/text/bytestring interpolation that just workshackage
string-qq0.0.6QuasiQuoter for non-interpolated strings, texts and bytestrings.hackage
stringbuilder0.5.1A writer monad for multi-line string literalshackage
stringsearch0.3.6.6Fast searching, splitting and replacing of ByteStringshackage
svg-builder0.1.1DSL for building SVG.hackage
swagger22.9.1Swagger 2.0 data modelhackage
syb0.7.4Scrap Your Boilerplatehackage
sydtest0.33.0.0A modern testing framework for Haskell with good defaults and advanced testing features.hackage
sydtest-discover0.0.0.4Automatic test suite discovery for sydtesthackage
sydtest-mutation-runtime0.2.0.0Runtime support library for sydtest's mutation testinghackage
system-fileio0.3.16.7Consistent filesystem interaction across GHC versions (deprecated)hackage
system-filepath0.4.14.1High-level, byte-based file and directory path manipulations (deprecated)hackage

T

63 packages

tagged0.8.11Haskell 98 phantom types to avoid unsafely passing dummy argumentshackage
tagsoup0.14.8Parsing and extracting information from (possibly malformed) HTML/XML documentshackage
tasty1.5.4Modern and extensible testing frameworkhackage
tasty-bench0.5.1Featherlight benchmark frameworkhackage
tasty-discover5.2.0Test discovery for the tasty framework.hackage
tasty-expected-failure0.12.3Mark tasty tests as failure expectedhackage
tasty-golden2.3.6Golden tests support for tastyhackage
tasty-hedgehog1.4.0.2Integration for tasty and hedgehog.hackage
tasty-hspec1.2.0.4Hspec support for the Tasty test framework.hackage
tasty-hunit0.10.2HUnit support for the Tasty test framework.hackage
tasty-inspection-testing0.2.1Inspection testing support for tastyhackage
tasty-kat0.0.3Known Answer Tests (KAT) framework for tastyhackage
tasty-quickcheck0.11.1QuickCheck support for the Tasty test framework.hackage
tasty-silver3.3.2.1A fancy test runner, including support for golden tests.hackage
tasty-smallcheck0.8.2SmallCheck support for the Tasty test framework.hackage
tasty-th0.1.7Automatic tasty test case discovery using THhackage
tasty-wai0.1.2.0Test 'wai' endpoints via Test.Tastyhackage
template-haskell2.24.0.0Support library for Template Haskellboot
template-haskell-lift0.1.0.0The 'Lift' typeclass.boot
template-haskell-quasiquoter0.1.0.0The 'QuasiQuoter' interface.boot
temporary1.3Portable temporary file and directory supporthackage
terminal-size0.3.4Get terminal window height and widthhackage
terminfo0.4.1.7Haskell bindings to the terminfo library.boot
test-framework0.8.2.3Framework for running and organising tests, with HUnit and QuickCheck supporthackage
test-framework-hunit0.3.0.3HUnit support for the test-framework package.hackage
test-framework-quickcheck20.3.0.7QuickCheck-2 support for the test-framework package.hackage
text2.1.3An efficient packed Unicode text type.boot
text-conversions0.3.1.1Safe conversions between textual typeshackage
text-iso86010.2.0.0Converting time to and from ISO 8601 text.hackage
text-metrics0.3.3Calculate various string metrics efficientlyhackage
text-short0.1.6.1Memory-efficient representation of Unicode text stringshackage
text-zipper0.13A text editor zipper libraryhackage
tf-random0.5High-quality splittable pseudorandom number generatorhackage
th-abstraction0.7.2.0Nicer interface for reified information about data typeshackage
th-compat0.1.7Backward- (and forward-)compatible Quote and Code typeshackage
th-env0.1.1Template Haskell splices that expand to an environment variablehackage
th-expand-syns0.4.12.0Expands type synonyms in Template Haskell ASTshackage
th-extras0.0.0.9A grab bag of functions for use with Template Haskellhackage
th-lift0.8.7Derive Template Haskell's Lift class for datatypes.hackage
th-lift-instances0.1.20Lift instances for template-haskell for common data types.hackage
th-orphans0.13.17Orphan instances for TH datatypeshackage
th-reify-many0.1.10Recurseively reify template haskell datatype infohackage
th-utilities0.2.5.2Collection of useful functions for use with Template Haskellhackage
these1.2.1An either-or-both data type.hackage
threads0.5.1.8Fork threads and wait for their resulthackage
time1.15A time libraryboot
time-compat1.9.9Compatibility package for timehackage
time-hourglass0.3.0A simple and efficient time libraryhackage
time-locale-compat0.1.1.5Compatibile module for time-format localehackage
time-manager0.3.2Scalable timerhackage
timeout0.1.1Generalized sleep and timeout functionshackage
tls2.4.9TLS protocol native implementationhackage
tls-session-manager0.1.0In-memory TLS session DB and session tickethackage
tomland1.3.3.3Bidirectional TOML serializationhackage
transformers0.6.1.2Concrete functor and monad transformersboot
transformers-base0.4.6.1Lift computations from the bottom of a transformer stackhackage
transformers-compat0.8A small compatibility shim for the transformers libraryhackage
tree-diff0.4.1Diffing of (expression) trees.hackage
trifecta2.1.4A modern parser combinator library with convenient diagnosticshackage
turtle1.6.2Shell programming, Haskell-stylehackage
type-equality1.0.1Data.Type.Equality compat packagehackage
type-errors0.2.0.2Tools for writing better type errorshackage
typed-process0.2.13.0Run external processes, with strong typing of streamshackage

U

17 packages

unagi-chan0.4.1.4Fast concurrent queues with a Chan-like API, and morehackage
unbounded-delays0.1.1.1Unbounded thread delays and timeoutshackage
uniplate1.6.13Help writing simple, concise and fast generic operations.hackage
universe-base1.1.4A class for finite and recursively enumerable types.hackage
unix2.8.8.0POSIX functionalityboot
unix-compat0.7.4.1Portable POSIX-compatibility layer.hackage
unix-time0.5.0Unix time parser/formatter and utilitieshackage
unliftio0.2.25.1The MonadUnliftIO typeclass for unlifting monads to IO (batteries included)hackage
unliftio-core0.2.1.0The MonadUnliftIO typeclass for unlifting monads to IOhackage
unordered-containers0.2.21Efficient hashing-based container typeshackage
unsafe0.0Unified interface to unsafe functionshackage
uri-bytestring0.4.0.1Haskell URI parsing as ByteStringshackage
uri-encode1.5.0.7Unicode aware uri-encodinghackage
utf8-string1.0.2Support for reading and writing UTF8 Stringshackage
utility-ht0.0.17.2Various small helper functions for Lists, Maybes, Tuples, Functionshackage
uuid1.3.16.1For creating, comparing, parsing and printing Universally Unique Identifiershackage
uuid-types1.0.6.1Type definitions for Universally Unique Identifiershackage

V

44 packages

validation-selective0.2.0.0Lighweight pure data validation based on Applicative and Selective functorshackage
validity0.12.1.0Validity typeclasshackage
validity-aeson0.2.0.5Validity instances for aesonhackage
validity-bytestring0.4.1.1Validity instances for bytestringhackage
validity-containers0.5.0.5Validity instances for containershackage
validity-path0.4.0.1Validity instances for Pathhackage
validity-scientific0.2.0.3Validity instances for scientifichackage
validity-text0.3.1.3Validity instances for texthackage
validity-unordered-containers0.2.0.3Validity instances for unordered-containershackage
validity-vector0.2.0.3Validity instances for vectorhackage
vault0.3.2.0a persistent store for values of arbitrary typeshackage
vcr0.1.0Record and replay HTTP interactionshackage
vec0.5.1.1Vec: length-indexed (sized) listhackage
vector0.13.2.0Efficient Arrayshackage
vector-algorithms0.9.1.0Efficient algorithms for vector arrayshackage
vector-binary-instances0.2.5.2Instances of Data.Binary for vectorhackage
vector-hashtables0.1.2.1Efficient vector-based mutable hashtables implementation.hackage
vector-instances3.4.3Orphan Instances for 'Data.Vector'hackage
vector-stream0.1.0.1Efficient Streamshackage
vector-th-unbox0.2.2Deriver for Data.Vector.Unboxed using Template Haskellhackage
version-natural0.1.0.0A simple version type.hackage
vinyl0.14.3Extensible Recordshackage
void0.7.4A Haskell 98 logically uninhabited data typehackage
vortex-call0.1.1.0Calls without elaboration - a table of operations, dispatched by namehackage
vortex-client0.1.3A wisp's side of the wirehackage
vortex-combinators0.1.1.0Interpreter combinators for any first-order vortex theoryhackage
vortex-console0.1.2A console session over a vortex socket, as a pure state machinehackage
vortex-effects0.1.3The standard theory - the libc of the stackhackage
vortex-elab0.2.2Elaboration - untrusted source to typed termhackage
vortex-host0.2.1init - assemble a vortex from its layershackage
vortex-journal0.1.0The journal theory: logs of a DSL's answered operations whose state is a marking of linear resourceshackage
vortex-keymap0.1.0Modal key bindings as a theory - a keymap is a script, a key is a programhackage
vortex-login0.2.0Login - binding sessions to subjectshackage
vortex-run0.2.2Metered interpretation - fuel and bounded forcinghackage
vortex-session0.3.0The transport handoff vocabularyhackage
vortex-shell0.4.1The effect kernelhackage
vortex-trace0.4.1The observable vocabulary of a vortexhackage
vortex-ws0.2.1Websocket transport, and the door a public one needshackage
vty6.6A simple terminal UI libraryhackage
vty-crossplatform0.5.0.0Cross-platform support for Vtyhackage
vty-unix0.4.0.0Unix backend for Vtyhackage
vulkan3.27Bindings to the Vulkan graphics API.hackage
vulkan-utils0.5.11.0Utils for the vulkan packagehackage
VulkanMemoryAllocator0.11.1.0Bindings to the VulkanMemoryAllocator libraryhackage

W

18 packages

wai3.2.5Web Application Interface.hackage
wai-app-static3.2.1WAI application for static servinghackage
wai-conduit3.0.0.4conduit wrappers for WAIhackage
wai-extra3.1.18Provides some basic WAI handlers and middleware.hackage
wai-logger2.5.0A logging system for WAIhackage
warp3.4.16A fast, light-weight web server for WAI applications.hackage
warp-tls3.4.14HTTP over TLS support for Warp via the TLS packagehackage
webdriver0.15.0.0a Haskell client for the Selenium WebDriver protocolhackage
websockets0.13.0.0A sensible and clean way to write WebSocket-capable servers in Haskell.hackage
weigh0.0.18Measure allocations of a Haskell functions/valueshackage
wherefrom-compat0.2.0.0A compatibility layer for GHC's 'wherefrom' functionhackage
with-utf81.1.0.0Get your IO right on the first tryhackage
witherable0.5filterable traversablehackage
wl-pprint-annotated0.1.0.2Pretty printer with annotation supporthackage
word-wrap0.5A library for word-wrappinghackage
word80.1.3Word8 libraryhackage
wreq0.5.4.5An easy-to-use HTTP client library.hackage
wuss2.0.2.7Secure WebSocket (WSS) clientshackage

X

10 packages

x5091.7.7X509 reader and writerhackage
x509-store1.6.9X.509 collection accessing and storing methodshackage
x509-system1.6.7Handle per-operating-system X.509 accessors and storagehackage
x509-validation1.6.12X.509 Certificate and CRL validationhackage
xhtml3000.2.2.1An XHTML combinator libraryboot
xml1.3.14A simple XML library.hackage
xml-conduit1.10.1.0Pure-Haskell utilities for dealing with XML with the conduit package.hackage
xml-types0.3.8Basic types for representing XMLhackage
xmlgen0.6.2.2Fast XML generation libraryhackage
xss-sanitize0.3.7.2sanitize untrusted HTML to prevent XSS attackshackage

Y

6 packages

yaml0.11.11.2Support for parsing and rendering YAML documents.hackage
yesod1.6.2.3Creation of type-safe, RESTful web applications.hackage
yesod-core1.7.0.0Creation of type-safe, RESTful web applications.hackage
yesod-form1.7.11Form handling support for Yesod Web Frameworkhackage
yesod-persistent1.6.0.9Some helpers for using Persistent from Yesod.hackage
yesod-test1.7.0.3integration testing for WAI/Yesod Applicationshackage

Z

3 packages

zip-archive0.5Library for creating and modifying zip archives.hackage
zlib0.7.1.1Compression and decompression in the gzip and zlib formatshackage
zlib-bindings0.1.1.5Low-level bindings to the zlib package.hackage