Stackage Nightly 2019-09-14 (ghc-8.6.5)

Published on 2019-09-14View changes

resolver: nightly-2019-09-14

Packages (2497)

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abstract-deque-0.3Abstract, parameterized interface to mutable Deques
abstract-deque-tests-0.3A test-suite for any queue or double-ended queue satisfying an interface
abstract-par-0.3.3Type classes generalizing the functionality of the 'monad-par' library
accuerr- type like Either but with accumulating error type
ace-0.6Attempto Controlled English parser and printer
action-permutations- a set of actions (e.g. parsers) in each possible order
active- for animation
ad-4.3.6Automatic Differentiation
adjunctions-4.4Adjunctions and representable functors
adler32- implementation of Adler-32, supporting rolling checksum operation
advent-of-code-api- of Code REST API bindings
aeson- JSON parsing and encoding
aeson-attoparsec-0.0.0Embed an Attoparsec text parser into an Aeson parser
aeson-better-errors- error messages when decoding JSON values
aeson-casing- to change the formatting of field names in Aeson instances
aeson-compat-0.3.9Compatibility layer for aeson
aeson-diff- and apply patches to JSON documents
aeson-extra- goodies for aeson
aeson-generic-compat- generic class names of Aeson
aeson-iproute-0.2Aeson instances for iproute types
aeson-picker- library to get fields from JSON format
aeson-pretty-0.8.7JSON pretty-printing library and command-line tool
aeson-qq-0.8.2JSON quasiquoter for Haskell
aeson-utils- for working with Aeson
aeson-yak- JSON that may or may not be a list, or exist
al- 1.1 raw API
alarmclock- up and perform an action at a certain time
alerts- messages for web applications
alex-3.2.4Alex is a tool for generating lexical analysers in Haskell
alg- structures
algebraic-graphs-0.4A library for algebraic graph construction and transformation
Allure- Sci-Fi roguelike and tactical squad combat game
almost-fix-0.0.2Recurse while a predicate is satisfied
alsa-core- to the ALSA Library API (Exceptions)
alsa-mixer-0.3.0Bindings to the ALSA simple mixer API
alsa-pcm- to the ALSA Library API (PCM audio)
alsa-seq- to the ALSA Library API (MIDI sequencer)
alternative-vector-0.0.0Use vectors instead of lists for many and some
alternators- functions when using transformers
ALUT- binding for the OpenAL Utility Toolkit
amqp-0.18.3Client library for AMQP servers (currently only RabbitMQ)
annotated-wl-pprint-0.7.0The Wadler/Leijen Pretty Printer, with annotation support
ansi-terminal-0.9.1Simple ANSI terminal support, with Windows compatibility
ansi-wl-pprint-0.6.9The Wadler/Leijen Pretty Printer for colored ANSI terminal output
ANum- instance for Applicatives provided via the ANum newtype
aos-signature-0.1.1An implementation of the AOS signatures
apecs-0.8.1Fast Entity-Component-System library for game programming
apecs-gloss-0.2.3Simple gloss renderer for apecs
apecs-physics-0.4.32D physics for apecs
api-field-json-th- of aeson's deriveJSON
appar-0.1.8A simple applicative parser
appendmap-0.1.5Map with a Semigroup and Monoid instances delegating to Semigroup of the elements
apply-refact- refactorings specified by the refact library
apportionment- a set of numbers while maintaining its sum
approximate-0.3.2Approximate discrete values and numbers
app-settings- library to manage application settings (INI file-like)
arithmoi- basic number-theoretic functions
array- and immutable arrays
array-memoize-0.6.0Memoization combinators using arrays for finite sub-domains of functions
arrow-extras- functions for Control.Arrow
asciidiagram- rendering of Ascii diagram into svg or png
ascii-progress- simple progress bar for the console
asif-6.0.1Library for creating and querying segmented feeds
asn1-encoding-0.9.5ASN1 data reader and writer in RAW, BER and DER forms
asn1-parse-0.9.4Simple monadic parser for ASN1 stream types
asn1-types-0.3.3ASN.1 types
assert-failure- sugar improving 'assert' and 'error'
assoc-1swap and assoc: Symmetric and Semigroupy Bifunctors
astro- astronomical computations
async-2.2.2Run IO operations asynchronously and wait for their results
async-extra- concurrent combinators
async-refresh- implementing core logic for refreshing of expiring data
async-refresh-tokens- implementing core logic for refreshing of expiring access tokens
async-timer- API for timer based execution of IO actions
atom-basic-0.2.5Basic Atom feed construction
atomic-primops-0.8.3A safe approach to CAS and other atomic ops in Haskell
atomic-write- write to a file
attoparsec- combinator parsing for bytestrings and text
attoparsec-base64-0.0.0Fetch only base64 characters, erroring in the attoparsec monad on failure
attoparsec-binary-0.2Binary processing extensions to Attoparsec
attoparsec-expr- of parsec's expression parser to attoparsec
attoparsec-ip-0.0.5Parse IP data types with attoparsec
attoparsec-iso8601- of ISO 8601 dates, originally from aeson
attoparsec-path- bindings between path and attoparsec
attoparsec-uri-0.0.7URI parser / printer using attoparsec
audacity-0.0.2Interchange with the Audacity sound signal editor
aur- metadata from the Arch Linux User Repository
authenticate-1.3.4Authentication methods for Haskell web applications
authenticate-oauth-1.6Library to authenticate with OAuth for Haskell web applications
auto-, locally stateful programming DSL & platform
autoexporter-1.1.14Automatically re-export modules
auto-update-0.1.6Efficiently run periodic, on-demand actions
avers- implementation of the Avers storage model
avers-api-0.1.0Types describing the core and extended Avers APIs
avers-server- implementation of the Avers API
avro- serialization support for Haskell
avwx- aviation weather reports
aws-cloudfront-signed-cookies- signed cookies for AWS CloudFront
aws-lambda-haskell-runtime-2.0.1Haskell runtime for AWS Lambda
backprop- automatic differentation
bank-holidays-england- of bank holidays in England and Wales
barbies- for working with types that can change clothes style badge generator
base- libraries
base16-bytestring- base16 (hex) encoding and decoding for ByteStrings
base32string-0.9.1Fast and safe representation of a Base-32 string
base58string-0.10.0Fast and safe representation of a Base-58 string
base64-bytestring- base64 encoding and decoding for ByteStrings
base64-bytestring-type-1.0.1A newtype around ByteString, for base64 encoding
base64-string-0.2Base64 implementation for String's
base-compat-0.10.5A compatibility layer for base
base-compat-batteries-0.10.5base-compat with extra batteries
basement-0.0.11Foundation scrap box of array & string
base-noprelude-"base" package sans "Prelude" module
base-orphans-0.8.1Backwards-compatible orphan instances for base
base-prelude-1.3The most complete prelude formed solely from the "base" package
base-unicode-symbols-0.2.3Unicode alternatives for common functions and operators
basic-prelude-0.7.0An enhanced core prelude; a common foundation for alternate preludes
bazel-runfiles- Bazel runfiles location
bbdb-0.8Ability to read, write, and modify BBDB files
bcrypt-0.0.11Haskell bindings to the bcrypt password hash
beam-core-, feature-complete SQL query and manipulation interface for Haskell
beam-migrate- DDL support and migrations support library for Beam
beam-mysql- layer between beam and MySQL/MariaDB
beam-postgres- layer between beam and postgres
beam-sqlite- driver for SQLite
bench-1.0.12Command-line benchmark tool
benchpress- with detailed statistics
bench-show-0.3.0Show, plot and compare benchmark results
bencode- and printer for bencoded data
bencoding- library for encoding and decoding of BEncode data
between- combinator "between" and derived combinators
bibtex-, format and processing BibTeX files
bimap-0.4.0Bidirectional mapping between two key types
bimap-server- database server
binary- serialisation for Haskell values using lazy ByteStrings
binary-bits-0.5Bit parsing/writing on top of binary
binary-conduit-1.3.1data serialization/deserialization conduit library
binary-ext-2.0.4An alternate with strong-typed errors for `Data.Binary.Get` monad from `binary` package
binary-ieee754- ieee754 float double combinators to older binary
binary-list- of length a power of two
binary-orphans-1.0.1Compatibility package for binary; provides instances
binary-parser-0.5.5A highly-efficient but limited parser API specialised for bytestrings
binary-parsers- binary with parsec/attoparsec style parsing combinators
binary-search- and exponential searches
binary-shared-0.8.3Sharing for the binary package
binary-tagged-0.2Tagged binary serialisation
bindings-DSL-1.0.25FFI domain specific language, on top of hsc2hs
bindings-GLFW- bindings to GLFW OpenGL library
bindings-libzip-1.0.1Low level bindings to libzip
bindings-uname-0.1Low-level binding to POSIX uname(3)
bins- continuous values into discrete bins
bitarray- and immutable bit arrays
bitcoin-block-0.13.1Utility functions for manipulating bitcoin blocks
bitcoin-script-0.11.1Compilation, manipulation and decompilation of Bitcoin scripts
bitcoin-tx-0.13.1Utility functions for manipulating bitcoin transactions
bitcoin-types-0.9.2Provides consistent low-level types used commonly among Bitcoin implementations
bits-0.5.2Various bit twiddling and bitwise serialization primitives
bitset-word8- efficient set of Word8 and some pre-canned sets useful for parsing HTTP
bits-extra- bitwise operations
bitvec- bit vectors
bitx-bitcoin- Haskell library for working with the BitX bitcoin exchange
blake2-0.3.0A library providing BLAKE2
blas-carray- interface to Fortran BLAS via CArrays
blas-comfort-array- interface to Fortran BLAS via comfort-array
blas-ffi-0.1Auto-generated interface to Fortran BLAS
blas-hs- Haskell bindings to Blas
blaze-bootstrap- helper functions for bootstrap pages
blaze-builder- buffered output
blaze-colonnade- backend for colonnade
blaze-html- blazingly fast HTML combinator library for Haskell
blaze-markup- blazingly fast markup combinator library for Haskell
blaze-svg- combinator library
blaze-textual- rendering of common datatypes
bmp- and write uncompressed BMP image files
board-games-0.3Three games for inclusion in a web server
boltzmann-samplers- random generators
Boolean-0.2.4Generalized booleans and numbers
boolean-like- combinatory operations dealing with datatypes representing booleans by their constructors
boolean-normal-forms-0.0.1Boolean normal form: NNF, DNF & CNF
boolsimplifier-0.1.8Simplification tools for simple propositional formulas
boots- Monad in Haskell
bordacount- of the Borda count election method
boring-0.1.2Boring and Absurd types
both- Maybe, but with a different Monoid instance
bound-2.0.1Making de Bruijn Succ Less
BoundedChan- of bounded channels
bounded-queue-1.0.0A strict, immutable, thread-safe, single-ended, bounded queue
boundingboxes-0.2.3A generic boundingbox for an arbitrary vector
bower-json- bower.json from Haskell
boxes-0.1.52D text pretty-printing library
brick-0.47.1A declarative terminal user interface library
brittany- source code formatter
bsb-http-chunked- HTTP transfer encoding for bytestring builders
bson- documents are JSON-like objects with a standard binary encoding
bson-lens-0.1.1BSON lenses
btrfs- to the btrfs API
buffer-builder- for efficiently building up buffers, one piece at a time
buffer-pipe-0.0Read from stdin and write to stdout in large blocks
bugsnag-haskell- error reporter for Haskell
butcher- a command or program invocation into digestable pieces
butter- Transformer for Asyncronous Message Passing
bv-0.5Bit-vector arithmetic library
bv-little-1.1.0Efficient little-endian bit vector library
byteable-0.1.1Type class for sequence of bytes
bytedump-1.0Flexible byte dump helpers for human readers
byteorder-1.0.4Exposes the native endianness or byte ordering of the system
bytes-0.16Sharing code for serialization between binary and cereal
byteset- of bytes
bytestring-, compact, strict and lazy byte strings with a list interface
bytestring-builder- new bytestring builder, packaged outside of GHC
bytestring-conversion-0.3.1Type-classes to convert values to and from ByteString
bytestring-lexing- and produce literals efficiently from strict or lazy bytestrings
bytestring-strict-builder- efficient strict bytestring builder
bytestring-to-vector- between ByteString and Vector.Storable without copying
bytestring-tree-builder- very efficient ByteString builder implementation based on the binary tree
bzlib- and decompression in the bzip2 format
bzlib-conduit- compression/decompression via conduits
c2hs-0.28.6C->Haskell FFI tool that gives some cross-language type safety
Cabal- framework for packaging Haskell software
cabal2nix-2.14.4Convert Cabal files into Nix build instructions
cabal2spec- Cabal files into rpm spec files
cabal-debian-5.0Create a Debianization for a Cabal package
cabal-doctest-1.0.7A Setup.hs helper for doctests running
cabal-file-th-0.2.6Template Haskell expressions for reading fields from a project's cabal file
cabal-install- command-line interface for Cabal and Hackage
cache- in-memory key/value store with expiration support
cachix-api-0.3.0Servant HTTP API specification for
cacophony-0.10.1A library implementing the Noise protocol
calendar-recycling- years with the same calendars
call-stack-0.1.0Use GHC call-stacks in a backward compatible way
can-i-haz- implementation of the Has pattern
ca-province-codes- 3166-2:CA Province Codes and Names
carray- C-compatible array library
cased- string casing in its type
case-insensitive- insensitive string comparison
cases- converter for spinal, snake and camel cases
casing- between various source code casing conventions
cassava- CSV parsing and encoding library
cassava-conduit-0.5.1Conduit interface for cassava package
cassava-megaparsec-2.0.0Megaparsec parser of CSV files that plays nicely with Cassava
cassava-records- of records data type
cast- cast pattern
caster-, thread-safe, and fast logger
category- types and classes
cayley-client-0.4.9A Haskell client for the Cayley graph database
cborg- Binary Object Representation (CBOR)
cborg-json- library for encoding JSON as CBOR
cereal- binary serialization library
cereal-conduit-0.8.0Turn Data.Serialize Gets and Puts into Sources, Sinks, and Conduits
cereal-text- instances for the cereal serialization library
cereal-time- instances for types from `time` package
cereal-vector- instances for Data.Vector types
cfenv- library getting the environment when running on Cloud Foundry
cgi-3001.4.0.0A library for writing CGI programs
chan- extra kit for Chans
ChannelT- stream processors
charset- unicode character sets based on complemented PATRICIA tries
charsetdetect-ae- set detection using Mozilla's Universal Character Set Detector
Chart-1.9.1A library for generating 2D Charts and Plots
Chart-diagrams-1.9.2Diagrams backend for Charts
chaselev-deque- & Lev work-stealing lock-free double-ended queues (deques)
cheapskate- markdown processor
cheapskate-highlight- highlighting for cheapskate
cheapskate-lucid- cheapskate with Lucid
check-email-1.0.2Confirm whether an email is valid and probably existant
checkers-0.5.2Check properties on standard classes and data structures
checksum-0.0Compute and verify checksums of ISBN, IBAN, etc
chimera-, infinite streams with O(1) indexing
choice-0.2.2A solution to boolean blindness
chronologique- to manipulate time
chronos-1.0.7A performant time library
chronos-bench- tool with focus on comparing results
chunked-data-0.3.1Typeclasses for dealing with various chunked data representations
cipher-aes-0.2.11Fast AES cipher implementation with advanced mode of operations
cipher-aes128- and common modes using AES-NI when available
cipher-blowfish-0.0.3Blowfish cipher
cipher-camellia-0.0.2Camellia block cipher primitives
cipher-des-0.0.6DES and 3DES primitives
cipher-rc4-0.1.4Fast RC4 cipher implementation
circle-packing- heuristic for packing discs of varying radii in a circle
cisco-spark-api- in favor of webex-teams-api
classyplate- type-class based generics
classy-prelude-1.5.0A typeclass-based Prelude
classy-prelude-conduit-1.5.0classy-prelude together with conduit functions
classy-prelude-yesod-1.5.0Provide a classy prelude including common Yesod functionality
clay-0.13.1CSS preprocessor as embedded Haskell
clientsession- store session data in a client-side cookie
Clipboard- clipboard interface
clock-0.8High-resolution clock functions: monotonic, realtime, cputime
clock-extras- couple functions that probably should be in the 'clock' package
closed- bounded by a closed interval
clr-host- the Common Language Runtime
clr-marshal- for the clr
clumpiness- the clumpiness of leaf properties in a tree
cmark-0.6Fast, accurate CommonMark (Markdown) parser and renderer
cmark-gfm-0.2.0Fast, accurate GitHub Flavored Markdown parser and renderer
cmdargs-0.10.20Command line argument processing
codec-0.2.1Simple bidirectional serialization
codec-beam-0.2.0Erlang VM byte code assembler
codec-rpm-0.2.2A library for manipulating RPM files
code-page-0.2Windows code page library for Haskell
codo-notation-0.5.2A notation for comonads, analogous to the do-notation for monads
coercible-utils-0.1.0Utility functions for Coercible types
co-log- Contravariant Comonadic Logging Library
co-log-core- Contravariant Comonadic Logging Library
colonnade- types and functions for columnar encoding and decoding
colorful-monoids- console text output using ANSI escape sequences
colorize-haskell-1.0.1Highligt Haskell source
colour-2.3.5A model for human colour/color perception
columnar- CSV toolkit based on cassava and enum-text
combinatorial-, enumerate, rank and unrank combinatorial objects
comfort-array-0.4Arrays where the index type is a function of the shape type
comfort-graph- structure with type parameters for nodes and edges
commutative-0.0.2Commutative binary operations
compact-'d, contiguous storage for immutable data structures
compactmap- read-only memory-efficient key-value store
compensated-0.7.3Compensated floating-point arithmetic
compiler-warnings-0.1.0Parser for common compiler warning formats
composable-associations- and helpers for composing types into a single larger key-value type
composable-associations-aeson- ToJSON/FromJSON implementation for the types of composable-associations
composition- for unorthodox function composition
composition-extra-2.0.0Combinators for unorthodox structure composition
concise- for Control.Lens.Cons
concurrency-, functions, and data types for concurrency and STM
concurrent-extra- concurrency primitives
concurrent-output-1.10.10Ungarble output from several threads or commands
concurrent-split- and Channels with distinguished input and output side
concurrent-supply-0.1.8A fast concurrent unique identifier supply with a pure API
cond- conditional and boolean operators with monadic variants
conduit- data processing library
conduit-algorithms- algorithms
conduit-combinators-1.3.0DEPRECATED Functionality merged into the conduit package itself
conduit-concurrent-map-0.1.1Concurrent, order-preserving mapping Conduit
conduit-extra-1.3.4Batteries included conduit: adapters for common libraries
conduit-iconv- for character encoding conversion
conduit-parse- framework based on conduit
conduit-throttle- Conduit Producers
conduit-zstd- ZStd Compression
config-ini- library for simple INI-based configuration files
configuration-tools-0.4.1Tools for specifying and parsing configurations
configurator- management
configurator-export- printer and exporter for configurations from the "configurator" library
configurator-pg- parser for configurator-ng config files
connection-0.3.1Simple and easy network connections API
connection-pool-0.2.2Connection pool built on top of resource-pool and streaming-commons
console-style- console text output using ANSI escape sequences
constraint- constraints
constraints-0.10.1Constraint manipulation
containers- concrete container types
contravariant-1.5.2Contravariant functors
contravariant-extras-0.3.4Extras for the "contravariant" package
control-bool-0.2.1Useful combinators for boolean expressions
control-dsl- alternative to monads in do-notation
control-monad-free-0.6.2Free monads and monad transformers
control-monad-omega-0.3.1A breadth-first list monad
convertible- and instances for converting between types
cookie-0.4.4HTTP cookie parsing and rendering
core-data- wrappers around common data structures and encodings
core-program- Haskell Interoperability
core-text- text type based on a finger tree over UTF-8 fragments
countable-1.0Countable, Searchable, Finite, Empty classes
country-0.1.6Country data type and functions
courier- message-passing library for simplifying network applications
cpio-conduit-0.7.0Conduit-based CPIO
cpphs-1.20.8A liberalised re-implementation of cpp, the C pre-processor
cprng-aes-0.6.1Crypto Pseudo Random Number Generator using AES in counter mode
cpu-0.1.2Cpu information and properties helpers
cpuinfo- Library for Checking CPU Information
cql-4.0.1Cassandra CQL binary protocol
cql-io-1.1.1Cassandra CQL client
crackNum-2.3Crack various integer, floating-point data formats
crc32c-0.0.0Haskell bindings for crc32c
credential-store-0.1.2Library to access secure credential storage providers
criterion-, reliable performance measurement and analysis
criterion-measurement- measurement functionality and associated types
cron-0.6.1Cron datatypes and Attoparsec parser
crypto-api-0.13.3A generic interface for cryptographic operations
crypto-api-tests-0.3A test framework and KATs for cryptographic operations
cryptocipher-0.6.2Symmetrical block and stream ciphers
crypto-cipher-tests-0.0.11Generic cryptography cipher tests
crypto-cipher-types-0.0.9Generic cryptography cipher types
cryptocompare-0.1.1Haskell wrapper for the cryptocompare API
crypto-enigma- Enigma machine simulator with display.
cryptohash-0.11.9collection of crypto hashes, fast, pure and practical
cryptohash-cryptoapi-0.1.4Crypto-api interfaces for cryptohash
cryptohash-md5-, pure and practical MD5 implementation
cryptohash-sha1-, pure and practical SHA-1 implementation
cryptohash-sha256-, pure and practical SHA-256 implementation
cryptohash-sha512-, pure and practical SHA-512 implementation
cryptonite-0.25Cryptography Primitives sink
cryptonite-conduit-0.2.2cryptonite conduit
cryptonite-openssl-0.7Crypto stuff using OpenSSL cryptographic library
crypto-numbers-0.2.7Cryptographic numbers: functions and algorithms
crypto-pubkey-0.2.8Public Key cryptography
crypto-pubkey-openssh-0.2.7OpenSSH keys decoder/encoder
crypto-pubkey-types-0.4.3Generic cryptography Public keys algorithm types
crypto-random-0.0.9Simple cryptographic random related types
crypto-random-api-0.2.0Simple random generators API for cryptography related code
crypt-sha512-0Pure Haskell implelementation for GNU SHA512 crypt algorithm
csp-1.4.0Discrete constraint satisfaction problem (CSP) solver
css-syntax- CSS tokenizer and serializer
css-text- parser and renderer
csv-0.1.2CSV loader and dumper
ctrie-0.2Non-blocking concurrent map
cubicbezier- manipulating of 2D cubic bezier curves
cubicspline-0.1.2Natural cubic spline interpolation
cublas- bindings to the CUDA BLAS library
cuckoo-filter- and impure Cuckoo Filter
cuda- binding to the CUDA interface for programming NVIDIA GPUs
cue-sheet-2.0.1Support for construction, rendering, and parsing of CUE sheets
cufft- bindings for the CUFFT library
curl-1.3.8Haskell binding to libcurl
currencies- representation, pretty printing and conversion
currency- representing standard and non-standard currencies
cusparse- bindings to the CUDA Sparse BLAS library
cutter-0.0Cut files according to a position list
cyclotomic-1.0A subfield of the complex numbers for exact calculation
czipwith- class and deriving via TH
data-accessor- for accessing and manipulating fields of records
data-accessor-mtl- Accessor to access state in mtl State monad class
data-accessor-template- for accessing and manipulating fields of records
data-accessor-transformers- Accessor to access state in transformers State monad
data-binary-ieee754-0.4.4Parser/Serialiser for IEEE-754 floating-point values
data-bword- operations on binary words of fixed length
data-checked-0.3Type-indexed runtime-checked properties
data-clist- functional ring type
data-default- class for types with a default value
data-default-class- class for types with a default value
data-default-instances-containers-0.0.1Default instances for types in containers
data-default-instances-dlist-0.0.1Default instances for types in dlist
data-default-instances-old-locale-0.0.1Default instances for types in old-locale
data-diverse- records and polymorphic variants
data-diverse-lens- & Lens for Data.Diverse.Many and Prisms for Data.Diverse.Which
datadog- client for Haskell. Supports both the HTTP API and StatsD
data-dword- two binary words together to get a bigger one
data-endian-0.1.1Endian-sensitive data
data-fix-0.2.0Fixpoint data types
data-has- extensible product
data-inttrie-0.1.4A simple lazy, infinite trie from integers
data-lens-light- lenses, minimum dependencies
data-memocombinators-0.5.1Combinators for building memo tables
data-msgpack-0.0.12A Haskell implementation of MessagePack
data-msgpack-types-0.0.2A Haskell implementation of MessagePack
data-or- data type for non-exclusive disjunction
data-ordlist- and bag operations on ordered lists
data-ref-0.0.2Unify STRef and IORef in plain Haskell 98
data-reify-0.6.1Reify a recursive data structure into an explicit graph
data-serializer-0.3.4Common API for serialization libraries
datasets-0.4.0Classical data sets for statistics and machine learning
data-textual- textual representations
data-tree-print- Data instances as a nested tree
dataurl- data-urls
DAV-1.3.3RFC 4918 WebDAV support
dbcleaner-0.1.3Clean database tables automatically around hspec tests
DBFunctor- - Functional Data Management => ETL/ELT Data Processing in Haskell
dbus-1.2.7A client library for the D-Bus IPC system
debian-4.0.0Modules for working with the Debian package system
debian-build- package build sequence tools
debug-0.1.1Simple trace-based debugger
debug-trace-var-0.2.0You do not have to write variable names twice in Debug.Trace
dec-0.0.3Decidable propositions
decidable- for manipulating dependently-typed predicates
Decimal-0.5.1Decimal numbers with variable precision
declarative-0.5.2DIY Markov Chains
deepseq- evaluation of data structures
deepseq-generics- Control.DeepSeq.rnf implementation
deferred-folds- over deferred folds
dejafu- library for unit-testing concurrent programs
dense-linear-algebra- and incomplete pure haskell implementation of linear algebra
dependent-map- finite maps (partial dependent products)
dependent-sum-0.4Dependent sum type
dependent-sum-template- Haskell code to generate instances of classes in dependent-sum package
deque-0.4.3Double-ended queues
deriveJsonNoPrefix- ToJSON/FromJSON instances in a more prefix-friendly manner
deriving-compat-0.5.7Backports of GHC deriving extensions
derulo-1.0.5Parse and render JSON simply
detour-via-sci-1.0.0JSON and CSV encoding for rationals as decimal point numbers
dhall-1.26.0A configuration language guaranteed to terminate
dhall-bash-1.0.23Compile Dhall to Bash
dhall-json-1.4.1Convert between Dhall and JSON or YAML
diagrams-1.4Embedded domain-specific language for declarative vector graphics
diagrams-contrib-1.4.3Collection of user contributions to diagrams EDSL
diagrams-core- libraries for diagrams EDSL
diagrams-lib- domain-specific language for declarative graphics
diagrams-postscript-1.4.1Postscript backend for diagrams drawing EDSL
diagrams-rasterific- backend for diagrams
diagrams-solve-0.1.1Pure Haskell solver routines used by diagrams
diagrams-svg-1.4.2SVG backend for diagrams drawing EDSL
di-core-1.0.3Typeful hierarchical structured logging without monad towers
dictionary-sharing- of class members
Diff-0.3.4O(ND) diff algorithm in haskell
digest- cryptographic hashes for bytestrings; CRC32 and Adler32 for now
digits-0.3.1Converts integers to lists of digits and back
dimensional-1.3Statically checked physical dimensions, using Type Families and Data Kinds
di-monad-1.3mtl flavoured typeful hierarchical structured logging for di-core
directory- library for filesystem operations
directory-tree-0.12.1A simple directory-like tree datatype, with useful IO functions
direct-sqlite-2.3.24Low-level binding to SQLite3. Includes UTF8 and BLOB support
discount-0.1.1Haskell bindings to the discount Markdown library
disk-free-space- information about disk space usage
distributed-closure- closures for distributed programming
distribution-nixpkgs-1.2Types and functions to manipulate the Nixpkgs distribution
distribution-opensuse-1.1.1Types, functions, and tools to manipulate the openSUSE distribution
distributive-0.6.1Distributive functors -- Dual to Traversable
dl-fedora-0.7Fedora image download tool
dlist- lists
dlist-instances- lists instances
dlist-nonempty-0.1.1Non-empty difference lists
dns-4.0.0DNS library in Haskell
dockerfile-0.2.0A Haskell DSL for generating Dockerfiles
docopt- command-line interface parser that will make you smile
doctemplates- document templates
doctest-0.16.2Test interactive Haskell examples
doctest-discover- way to run doctests via cabal
doctest-driver-gen- driver file for doctest's cabal integration
doldol- packer & handler for flaggable data
do-list-1.0.1Do notation for free
dom-parser-3.1.0Simple monadic DOM parser
do-notation- do-notation to work on monads and indexed monads simultaneously
dotenv- environment variables from dotenv files
dotgen-0.4.2A simple interface for building .dot graph files
dotnet-timespan- TimeSpan
double-conversion- conversion between double precision floating point and text
download- file download based on URLs
drinkery-0.4Boozy streaming library
dsp-0.2.5Haskell Digital Signal Processing
dual-tree-0.2.2Rose trees with cached and accumulating monoidal annotations
dublincore-xml-conduit- streaming parser/renderer for the Dublin Core standard elements
dunai-0.5.1Generalised reactive framework supporting classic, arrowized and monadic FRP
dunai-core- reactive framework supporting classic, arrowized and monadic FRP. (Core library fork.)
duration- tiny compile-time time utility library inspired by zeit/ms
dvorak- encoding for Haskell
dynamic-state-0.3.1Optionally serializable dynamic state keyed by type
dyre-0.8.12Dynamic reconfiguration in Haskell
eap- Authentication Protocol (EAP)
Earley- all context-free grammars using Earley's algorithm
easy-file-0.2.2Cross-platform File handling
easytest-0.2.1Simple, expressive testing library
Ebnf2ps-1.0.15Peter's Syntax Diagram Drawing Tool
echo-0.1.3A cross-platform, cross-console way to handle echoing terminal input
ecstasy- GHC.Generics based entity component system
ed25519- cryptographic signatures
edit-distance- and restricted Damerau-Levenshtein edit distances
edit-distance-vector- edit distances and edit scripts between vectors
editor-open- the user's $VISUAL or $EDITOR for text input
either- for working with sums
either-both- or both
ekg- monitoring of processes
ekg-core- of system metrics
ekg-json- encoding of ekg metrics
ekg-statsd- metrics to statsd
elerea-2.9.0A minimalistic FRP library
elf-0.30An Elf parser
eliminators-0.5.1Dependently typed elimination functions using singletons
elm2nix-0.1.1Turn your Elm project into buildable Nix project
elm-bridge-0.5.2Derive Elm types and Json code from Haskell types, using aeson's options
elm-core-sources-1.0.0Source files for the Elm runtime and standard libraries
elm-export- library to generate Elm types from Haskell source
elm-street-0.0.1Crossing the road between Haskell and Elm
emacs-module-0.1.1Utilities to write Emacs dynamic modules
email-validate- address validation
emd- Mode Decomposition and Hilbert-Huang Transform
enclosed-exceptions-1.0.3Catching all exceptions from within an enclosed computation
ENIG- Korean conjugator/adjustor/adopter/converter
entropy- platform independent entropy source
enummapset- and IntSet with Enum keys/elements
enumset-0.0.5Sets of enumeration values represented by machine words
enum-subset-generate- an ADT being a subset of another ADT, and the corresponding mappings
enum-text- text rendering and parsing toolkit for enumerated types
enum-text-rio- fmt available with rio
envelope- generic 'Envelope' type to wrap reponses from a JSON API
envy- environmentally friendly way to deal with environment variables
epub-metadata-4.5Library for parsing epub document metadata
eq-4.2Leibnizian equality
equal-files- command for finding equal files
erf- error function, erf, and related functions
errors-2.3.0Simplified error-handling
errors-ext-0.4.2`bracket`-like functions for `ExceptT` over `IO` monad
error-util- of utils and operators for error handling
ersatz-0.4.7A monad for expressing SAT or QSAT problems using observable sharing
esqueleto-3.1.0Type-safe EDSL for SQL queries on persistent backends
essence-of-live-coding- purpose live coding framework
essence-of-live-coding-gloss- purpose live coding framework - Gloss backend
essence-of-live-coding-pulse- purpose live coding framework - pulse backend
essence-of-live-coding-quickcheck- purpose live coding framework - QuickCheck integration
etc- configuration spec for Haskell projects
eventful-core-0.2.0Core module for eventful
eventful-memory-0.2.0In-memory implementations for eventful
eventful-test-helpers-0.2.0Common module used for eventful tests
event-list-0.1.2Event lists with relative or absolute time stamps
eventstore-1.3.1EventStore TCP Client
every-0.0.1Run a process every so often
exact-combinatorics- exact computation of combinatoric functions
exact-pi- rational multiples of pi (and integer powers of pi)
exceptional- the Maybe type with error messages
exception-mtl- monad transformer instances for mtl classes
exceptions-0.10.3Extensible optionally-pure exceptions
exception-transformers- classes and monads for unchecked extensible exceptions
executable-hash- the SHA1 hash of the program executable
executable-path- out the full path of the executable
exit-codes-1.0.0Exit codes as defined by BSD
exomizer-1.0.0Compression and decompression in the exomizer format
expiring-cache-map- purpose simple caching
explicit-exception-0.1.10Exceptions which are explicit in the type signature
exp-pairs- programming over exponent pairs
express-0.1.2Dynamically-typed expressions involving applications and variables
extensible-exceptions- exceptions
extra-1.6.18Extra functions I use
extractable-singleton-0.0.1A functor, where the "stored" value is isomorphic to Identity
extrapolate-0.4.1generalize counter-examples of test properties
fail- MonadFail class
failable- 'Failable' error monad class to unify failure across monads that can fail
fakedata-0.2.2Library for producing fake data
farmhash- hash functions
fast-builder- ByteString Builder
fast-digits- fast library for integer-to-digits conversion
fast-logger-2.4.17A fast logging system
fast-math-1.0.2Non IEEE-754 compliant compile-time floating-point optimisations
fb-2.0.0Bindings to Facebook's API
fclabels- class accessor labels implemented as lenses
feature-flags- simple library for dynamically enabling and disabling functionality
fedora-dists-1.0.1Library for Fedora distribution versions
feed- with RSS (v 0.9x, 2.x, 1.0) + Atom feeds
FenwickTree- structure for fast query and update of cumulative sums
fft- to the FFTW library
fgl- Erwig's Functional Graph Library
fib-0.1fibonacci algebra
filecache-0.4.1A cache system associating values to files
file-embed-0.0.11Use Template Haskell to embed file contents directly
file-embed-lzma-0Use Template Haskell to embed (LZMA compressed) data
filelock- interface to file locking (flock / LockFileEx)
filemanip- file and directory manipulation for Haskell
file-modules- a Haskell source-code file and outputs its modules
filepath- for manipulating FilePaths in a cross platform way
filepattern-0.1.1File path glob-like matching
fileplow- to process and search large files or a collection of files
filter-logger- request logging wai middleware. Change how data is logged and when
filtrable- of filtrable containers
fin-0.1Nat and Fin: peano naturals and finite numbers
FindBin-0.0.5Locate directory of original program
fingertree- finger-tree structure, with example instances
finite-typelits- type inhabited by finitely many values, indexed by type-level naturals
first-class-families- class type families
first-class-patterns- class patterns and pattern matching, using type families
fitspec-0.4.7refining property sets for testing Haskell programs
fixed-0.3Signed 15.16 precision fixed point arithmetic
fixed-length-0.2.1Lists with statically known length based on non-empty package
fixed-vector- vectors with statically known size
fixed-vector-hetero- heterogeneous vectors
flac-0.2.0Complete high-level binding to libFLAC
flac-picture-0.1.2Support for writing picture to FLAC metadata blocks with JuicyPixels
flags-applicative- flag parsing
flat-mcmc-1.5.0Painless general-purpose sampling
flay-0.4Work generically on your datatype without knowing its shape nor its contents
flexible-defaults-0.0.2Generate default function implementations for complex type classes
FloatingHex-0.4Read and write hexadecimal floating point numbers
floatshow-0.2.4Alternative faster String representations for Double and Float, String representations for more general numeric types
flow-1.0.18Write more understandable Haskell
fmlist-0.9.3FoldMap lists
fmt- new formatting library
fmt-for-rio- for getting fmt to work with rio
fn- functional web framework
focus- general abstraction for manipulating elements of container data structures
focuslist- with a focused element
foldable1- types with at least 1 element
fold-debounce- multiple events that happen in a given period of time
fold-debounce-conduit- input traffic from conduit Source with Control.FoldDebounce
foldl-1.4.5Composable, streaming, and efficient left folds
folds-0.7.4Beautiful Folding
follow-file-0.0.3Be notified when a file gets appended, solely with what was added. Warning - only works on linux and for files that are strictly appended, like log files
FontyFruity- true type file format loader
force-layout- force-directed layout
foreign-store-0.2Store a stable pointer in a foreign context to be retrieved later
forkable-monad- implementation of forkIO for monad stacks
forma-1.1.2Parse and validate forms in JSON format
format-numbers- number formatting functions
formatting-6.3.7Combinator-based type-safe formatting (like printf() or FORMAT)
foundation-0.0.25Alternative prelude with batteries and no dependencies
free-5.1.2Monads for free
freenect-1.2.1Interface to the Kinect device
freer-simple- of a friendly effect system for Haskell
freetype2-0.1.2Haskell binding for FreeType 2 library
free-vl-0.1.4van Laarhoven encoded Free Monad with Extensible Effects
friendly-time-0.4.1Print time information in friendly ways
frisby-0.2.2Linear time composable parser for PEG grammars
from-sum- fromMaybeM and fromEitherM functions
frontmatter- frontmatter as used in Jekyll markdown files
fsnotify- platform library for file change notification
fsnotify-conduit- filesystem notifications as a stream of events
funcmp-1.9Functional MetaPost is a Haskell frontend to the MetaPost language
function-builder- poly variadic functions for monoidal results
functor-classes-compat-1Data.Functor.Classes instances for core packages
functor-combinators- for functor combinator-based program design
functor-products- functor products for various Foldable instances
fused-effects- fast, flexible, fused effect system
fuzzcheck-0.1.1A simple checker for stress testing monadic code
fuzzy-dates- for parsing dates in strings in varied formats
fuzzyset-0.1.1Fuzzy set for approximate string matching
galois-field-0.4.1Galois field library
gauge-0.2.5small framework for performance measurement and analysis
gc-0.0.3Poor Richard's Memory Manager
gd-3000.7.3A Haskell binding to a subset of the GD graphics library
gdp- about invariants and preconditions with ghosts of departed proofs
general-games-1.1.1Library supporting simulation of a number of games
generic-arbitrary-0.1.0Generic implementation for QuickCheck's Arbitrary
generic-constraints- via Generic
generic-data- instances with GHC.Generics and related utilities
generic-data-surgery- for generic data types
generic-deriving-1.12.4Generic programming library for generalised deriving
generic-lens- derive traversals, lenses and prisms
GenericPretty-1.2.2A generic, derivable, haskell pretty printer
generic-random- random generators
generics-eot- library for generic programming that aims to be easy to understand
generics-mrsop-2.1.0Generic Programming with Mutually Recursive Sums of Products
generics-sop- Programming using True Sums of Products
generics-sop-lens-0.2Lenses for types in generics-sop
genvalidity- utilities for the validity library
genvalidity-aeson- support for aeson
genvalidity-bytestring- support for ByteString
genvalidity-containers- support for containers
genvalidity-hspec- spec's for GenValidity instances
genvalidity-hspec-aeson- spec's for aeson-related instances
genvalidity-hspec-binary- spec's for binary-related Instances
genvalidity-hspec-cereal- spec's for cereal-related instances
genvalidity-hspec-hashable- spec's for Hashable instances
genvalidity-hspec-optics- spec's for optics
genvalidity-path- support for Path
genvalidity-property- properties for functions on `Validity` types
genvalidity-scientific- support for Scientific
genvalidity-text- support for Text
genvalidity-time- support for time
genvalidity-unordered-containers- support for unordered-containers
genvalidity-uuid- support for UUID
genvalidity-vector- support for vector
geojson-4.0.1A thin GeoJSON Layer above the aeson library
getopt-generics- command line interfaces with ease
ghc-8.6.5The GHC API
ghc-boot-8.6.5Shared functionality between GHC and its boot libraries
ghc-boot-th-8.6.5Shared functionality between GHC and the `template-haskell` library
ghc-compact- memory storage of deeply evaluated data structure
ghc-core-0.5.6Display GHC's core and assembly output in a pager
ghc-exactprint-0.6.1ExactPrint for GHC
ghci-8.6.5The library supporting GHC's interactive interpreter
ghcid-0.7.5GHCi based bare bones IDE
ghci-hexcalc- as a Hex Calculator interactive
ghcjs-codemirror- CodeMirror JavaScript files
ghc-lib- GHC API, decoupled from GHC versions
ghc-lib-parser- GHC API, decoupled from GHC versions
ghc-parser- source parser from GHC
ghc-paths- of GHC's installation directories
ghc-prim-0.5.3GHC primitives
ghc-prof- for parsing GHC time and allocation profiling reports
ghc-source-gen- Haskell syntax trees for the GHC API
ghc-syntax-highlighter- highlighter for Haskell using lexer of GHC itself
ghc-tcplugins-extra-0.3Utilities for writing GHC type-checker plugins
ghc-typelits-extra-0.3.1Additional type-level operations on GHC.TypeLits.Nat
ghc-typelits-knownnat-0.7Derive KnownNat constraints from other KnownNat constraints
ghc-typelits-natnormalise-0.7GHC typechecker plugin for types of kind GHC.TypeLits.Nat
ghost-buster- type utilites
gi-atk-2.0.21Atk bindings
gi-cairo-1.0.23Cairo bindings
gi-gdk-3.0.22Gdk bindings
gi-gdkpixbuf-2.0.23GdkPixbuf bindings
gi-gio-2.0.25Gio bindings
gi-glib-2.0.23GLib bindings
gi-gobject-2.0.22GObject bindings
gi-gtk-3.0.32Gtk bindings
gi-gtk-hs- wrapper for gi-gtk, adding a few more idiomatic API parts on top
gi-gtksource-3.0.22GtkSource bindings
gi-javascriptcore-4.0.21JavaScriptCore bindings
ginger- implementation of the Jinja2 template language in Haskell
gingersnap- and safe JSON APIs with snap-core and (by default) postgresql-simple
gi-pango-1.0.22Pango bindings
githash- git revision info into Haskell projects
github-release-1.2.4Upload files to GitHub releases
github-types-0.2.1Type definitions for objects used by the GitHub v3 API
github-webhooks-0.10.1Aeson instances for GitHub Webhook payloads
gitrev-1.3.1Compile git revision info into Haskell projects
gi-vte-2.91.25Vte bindings
gl-0.9Complete OpenGL raw bindings
glabrous-2.0.0A template DSL library
glaze- for rendering things with metadata/headers and values
glazier- effects using ContT, State and variants
GLFW-b- to GLFW OpenGL library
Glob-0.10.0Globbing library
gloss- 2D vector graphics, animations and simulations
gloss-algorithms- structures and algorithms for working with 2D graphics
gloss-examples- using the gloss library
gloss-raster- rendering of raster images
gloss-rendering- picture data types and rendering functions
GLURaw- raw binding for the OpenGL graphics system
GLUT- binding for the OpenGL Utility Toolkit
gnuplot-0.5.62D and 3D plots using gnuplot
google-oauth2-jwt-0.3.1Get a signed JWT for Google Service Accounts
gothic-0.1.1A Haskell Vault KVv2 secret engine client
gpolyline- module for encoding/decoding Google Polyline
graph-core-, memory efficient and persistent graph implementation
graphite- and networks library
graphs-0.7.1A simple monadic graph library
graphviz-2999.20.0.3Bindings to Graphviz for graph visualisation
graph-wrapper- wrapper around the standard Data.Graph with a less awkward interface
gravatar-0.8.0Generate Gravatar image URLs
graylog- for graylog output
greskell- binding for Gremlin graph query language
greskell-core- binding for Gremlin graph query language - core data types and tools
greskell-websocket- client for Gremlin Server using WebSocket serializer
groom- printing for well-behaved Show instances
groundhog-0.10.0Type-safe datatype-database mapping library
groundhog-inspector-0.10.0Type-safe datatype-database mapping library
groundhog-mysql-0.10MySQL backend for the groundhog library
groundhog-postgresql-0.10PostgreSQL backend for the groundhog library
groundhog-sqlite-0.10.0Sqlite3 backend for the groundhog library
groundhog-th-0.10.2Type-safe datatype-database mapping library
group-by-date- command for grouping files by dates into folders
grouped-list- lists. Equal consecutive elements are grouped
groups- 98 groups
guarded-allocation-0.0.1Memory allocation with added stress tests and integrity checks
gym-http-api- client to the gym-http-api project
H- Haskell/R mixed programming environment
hackage-db-2.0.1Access Hackage's package database via Data.Map
hackage-security- security library
haddock-library-1.7.0Library exposing some functionality of Haddock
hadolint-1.17.2Dockerfile Linter JavaScript API
half-0.3Half-precision floating-point
hamilton- on generalized coordinate systems using Hamiltonian Mechanics and AD
hamtsolo-1.0.3Intel AMT serial-over-lan (SOL) client
HandsomeSoup-0.4.2Work with HTML more easily in HXT
hapistrano- deployment library for Haskell applications
happy-1.19.12Happy is a parser generator for Haskell
hasbolt- driver for Neo4j 3+ (BOLT protocol)
hashable- class for types that can be converted to a hash value
hashable-time- instances for Data.Time
hashids- generates short, unique, non-sequential ids from numbers
hashmap-1.3.3Persistent containers Map and Set based on hashing
hashtables- hash tables in the ST monad
haskeline- command-line interface for user input, written in Haskell
haskell-gi-0.23.0Generate Haskell bindings for GObject Introspection capable libraries
haskell-gi-base-0.23.0Foundation for libraries generated by haskell-gi
haskell-gi-overloading-1.0Overloading support for haskell-gi
haskell-lexer-1.0.2A fully compliant Haskell 98 lexer
haskell-lsp- library for the Microsoft Language Server Protocol
haskell-lsp-types- library for the Microsoft Language Server Protocol, data types
haskell-names-0.9.6Name resolution library for Haskell
haskell-spacegoo- API for Rocket Scissor Spacegoo
haskell-src- for manipulating Haskell source code
haskell-src-exts-1.21.1Manipulating Haskell source: abstract syntax, lexer, parser, and pretty-printer
haskell-src-exts-util-0.2.5Helper functions for working with haskell-src-exts trees
haskell-src-meta-0.8.3Parse source to template-haskell abstract syntax
haskey-btree- implementation in Haskell
haskintex- Evaluation inside of LaTeX code
haskoin-core-0.9.0Bitcoin & Bitcoin Cash library for Haskell
hasql-1.4An efficient PostgreSQL driver with a flexible mapping API
hasql-optparse-applicative-"optparse-applicative" parsers for "hasql"
hasql-pool-0.5.1A pool of connections for Hasql
hasql-transaction-1A composable abstraction over the retryable transactions for Hasql
hasty-hamiltonian-1.3.2Speedy traversal through parameter space
HaTeX- Haskell LaTeX library
haxl- Haskell library for efficient, concurrent, and concise data access
hbeanstalk-0.2.4Client for the beanstalkd workqueue service
HCodecs-0.5.1A library to read, write and manipulate MIDI, WAVE, and SoundFont2 files
hdaemonize-0.5.5Library to handle the details of writing daemons for UNIX
HDBC- Database Connectivity
HDBC-mysql- driver for HDBC
HDBC-session- connection for HDBC
heap-1.0.4Heaps in Haskell
heaps- optimal Brodal/Okasaki heaps
hebrew-time-0.1.2Hebrew dates and prayer times
hedgehog-1.0Release with confidence
hedgehog-fn-1.0Function generation for `hedgehog`
hedis-0.12.8Client library for the Redis datastore: supports full command set, pipelining
hedn- parsing and encoding
here-1.2.13Here docs & interpolated strings via quasiquotation
heredoc- string / here document using QuasiQuotes
heterocephalus- type-safe template engine for working with popular front end development tools
hex-0.1.2Convert strings into hexadecimal and back
hexml-0.3.4XML subset DOM parser
hexml-lens-0.2.1Lenses for the hexml package
hexpat-0.20.13XML parser/formatter based on expat
hexstring-0.11.1Fast and safe representation of a hex string
hformat- Haskell formatting
hfsevents-0.1.6File/folder watching for OS X
hidapi-0.1.5Haskell bindings to HIDAPI
hidden-char- cross-platform getHiddenChar function
hi-file-parser- for GHC's hi files
higher-leveldb- rich monadic API for working with leveldb databases
highlighting-kate-0.6.4Syntax highlighting
hinfo- Line App With Info on your Haskell App
hinotify-0.4Haskell binding to inotify
hint- Haskell interpreter (GHC API wrapper)
hjsmin- implementation of a javascript minifier
hkgr-0.2.2Simple Hackage release workflow for package maintainers
hledger-1.15.2Command-line interface for the hledger accounting tool
hledger-iadd-1.3.9A terminal UI as drop-in replacement for hledger add
hledger-interest-1.5.3computes interest for a given account
hledger-lib-1.15.2Core data types, parsers and functionality for the hledger accounting tools
hledger-ui-1.15Curses-style user interface for the hledger accounting tool
hledger-web-1.15Web interface for the hledger accounting tool
hlibgit2- bindings to libgit2
hlibsass- bindings to Libsass
hlint-2.1.26Source code suggestions
hmatrix- Linear Algebra
hmatrix-backprop- operations lifted for backprop
hmatrix-gsl- computation
hmatrix-gsl-stats- Statistics interface
hmatrix-morpheus- machine learning auxiliary functions
hmatrix-vector-sized- between hmatrix and vector-sized types
hmm-lapack-0.4Hidden Markov Models using LAPACK primitives
hmpfr-0.4.4Haskell binding to the MPFR library
hoauth2-1.8.9Haskell OAuth2 authentication client
Hoed-0.5.1Lightweight algorithmic debugging
hoogle- API Search
hOpenPGP-2.8native Haskell implementation of OpenPGP (RFC4880)
hopenpgp-tools-0.21.3hOpenPGP-based command-line tools
hopenssl-2.2.4FFI Bindings to OpenSSL's EVP Digest Interface
hopfli- to Google's Zopfli compression library
hosc-0.17Haskell Open Sound Control
hostname-1.0A very simple package providing a cross-platform means of determining the hostname
hostname-validate-1.0.0Validate hostnames e.g. localhost or
hourglass-0.2.12simple performant time related library
hourglass-orphans- Aeson instances to hourglass
hp2pretty-0.9generate pretty graphs from heap profiles
hpack-0.32.0A modern format for Haskell packages
hpack-dhall-0.5.2hpack's dhalling
hpc- Coverage Library for Haskell
hquantlib-time- Time is a business calendar functions extracted from HQuantLib
hreader-1.1.0Generalization of MonadReader and ReaderT using hset
hreader-lens- for hreader package
hruby-0.3.8Embed a Ruby intepreter in your Haskell program !
hsass-0.8.0Integrating Sass into Haskell applications
hs-bibutils- bindings to bibutils, the bibliography conversion utilities
hsc2hs-0.68.6A preprocessor that helps with writing Haskell bindings to C code
hschema- schemas for your Haskell data types
hschema-aeson- schemas for your Haskell data types
hschema-prettyprinter- schemas for your Haskell data types
hschema-quickcheck- schemas for your Haskell data types
hscolour-1.24.4Colourise Haskell code
hsdev- development library
hsdns-1.8Asynchronous DNS Resolver
hsebaysdk- eBay SDK
hsemail-2.2.0Parsec parsers for the Internet Message format (e-mail)
hset-2.2.0Primitive list with elements of unique types
HSet-0.0.1Faux heterogeneous sets
hsexif- handling library in pure Haskell
hs-functors- from products of Haskell and its dual to Haskell
hs-GeoIP-0.3Haskell bindings to the MaxMind GeoIPCity database via the C library
hsini- configuration files
hsinstall-2.2Install Haskell software
HSlippyMap-3.0.1OpenStreetMap Slippy Map
hslogger-1.2.12Versatile logging framework
hslua- to Lua, an embeddable scripting language
hslua-aeson-1.0.0Allow aeson data types to be used with lua
hslua-module-system-0.2.1Lua module wrapper around Haskell's System module
hslua-module-text-0.2.1Lua module for text
HsOpenSSL- OpenSSL binding for Haskell
HsOpenSSL-x509-system- the system's native CA certificate store with HsOpenSSL
hsp-0.10.0Haskell Server Pages is a library for writing dynamic server-side web pages
hspec-2.7.1A Testing Framework for Haskell
hspec-attoparsec- functions for testing your attoparsec parsers with hspec
hspec-checkers- to use checkers properties from hspec
hspec-contrib-0.5.1Contributed functionality for Hspec
hspec-core-2.7.1A Testing Framework for Haskell
hspec-discover-2.7.1Automatically discover and run Hspec tests
hspec-expectations-0.8.2Catchy combinators for HUnit
hspec-expectations-lifted-0.10.0A version of hspec-expectations generalized to MonadIO
hspec-expectations-pretty-diff- combinators for HUnit
hspec-golden- tests for hspec
hspec-golden-aeson- tests to monitor changes in Aeson serialization
hspec-leancheck-0.0.3LeanCheck support for the Hspec test framework
hspec-megaparsec-2.0.1Utility functions for testing Megaparsec parsers with Hspec
hspec-meta-2.6.0A version of Hspec which is used to test Hspec itself
hspec-need-env- environment variables for hspec tests
hspec-parsec-0Hspec expectations for testing Parsec parsers
hspec-pg-transact- for creating database tests with hspec and pg-transact
hspec-smallcheck-0.5.2SmallCheck support for the Hspec testing framework
hspec-wai-0.9.2Experimental Hspec support for testing WAI applications
hspec-wai-json-0.9.2Testing JSON APIs with hspec-wai
hs-php-session- session and values serialization
hsshellscript-3.4.5Haskell for Unix shell scripting tasks
hstatsd-0.1Quick and dirty statsd interface
HStringTemplate-0.8.7StringTemplate implementation in Haskell
HSvm- Bindings for libsvm
HsYAML- Haskell YAML 1.2 parser
hsyslog-5.0.2FFI interface to syslog(3) from POSIX.1-2001
htaglib-1.2.0Bindings to TagLib, audio meta-data library
HTF- Haskell Test Framework
html- combinator library
html-conduit-1.3.2Parse HTML documents using xml-conduit datatypes
html-email-validate- an email address against HTML standard
html-entities- codec library for HTML-escaped text and HTML-entities
html-entity-map- from HTML5 entity names to the corresponding Unicode text
htoml- for TOML files
HTTP-4000.3.14A library for client-side HTTP
http2-1.6.5HTTP/2 library including frames, priority queues and HPACK
http-api-data-0.4.1Converting to/from HTTP API data like URL pieces, headers and query parameters
http-client-0.6.4An HTTP client engine
http-client-overrides- client overrides
http-client-tls- backend using the connection package and tls library
http-common- types for HTTP clients and servers
http-conduit- client package with conduit interface and HTTPS support
http-date-0.0.8HTTP Date parser/formatter
http-directory-0.1.5http directory listing library
http-download- downloads with retries
httpd-shed- simple web-server with an interact style API
http-link-header- parser and writer for the HTTP Link header as specified in RFC 5988 "Web Linking"
http-media- HTTP Content-Type and Accept headers
http-reverse-proxy-0.6.0Reverse proxy HTTP requests, either over raw sockets or with WAI
http-streams- HTTP client using io-streams
http-types-0.12.3Generic HTTP types for Haskell (for both client and server code)
human-readable-duration- duration helper
HUnit- unit testing framework for Haskell
HUnit-approx- equality for floating point numbers with HUnit
hunit-dejafu- Fu support for the HUnit test framework
hvect- strict heterogeneous lists
hvega- Vega-Lite visualizations (version 3) in Haskell
hw-balancedparens- parentheses
hw-bits- manipulation
hw-conduit- for tokenizing streams
hw-conduit-merges- merges and joins for Conduit
hw-diagnostics- library
hw-dsv-0.3.5Unbelievably fast streaming DSV file parser
hweblib-0.6.3Haskell Web Library
hw-fingertree- finger-tree structure, with example instances
hw-fingertree-strict- strict finger-tree structure
hw-hedgehog- hedgehog functionality
hw-hspec-hedgehog- between hspec and hedgehog
hw-ip- for manipulating IP addresses and CIDR blocks
hw-json- efficient JSON parser
hw-json-simd- JSON semi-indexer
hw-mquery- query DSL
hw-packed-vector- Vector
hw-parser- parser support
hw-prim- functions and data types
hw-rankselect-base- base
hw-simd- library
hw-streams- functions and data types
hw-string-parse- parser
hw-succinct- datastructures
hxt- collection of tools for processing XML with Haskell
hxt-charproperties- properties and classes for XML and Unicode
hxt-css- selectors for HXT
hxt-curl- interface for HXT
hxt-expat-9.1.1Expat parser for HXT
hxt-http- to native Haskell HTTP package HTTP
hxt-regex-xmlschema- regular expression library for W3C XML Schema regular expressions
hxt-tagsoup-9.1.4TagSoup parser for HXT
hxt-unicode- en-/decoding functions for utf8, iso-latin-* and other encodings
hybrid-vectors-0.2.2Hybrid vectors e.g. Mixed Boxed/Unboxed vectors
hyper- class for the HyperHaskell graphical Haskell interpreter
hyperloglog-0.4.3An approximate streaming (constant space) unique object counter
hyphenation-0.8Configurable Knuth-Liang hyphenation
hyraxAbif- for parsing, generating and manipulating AB1 files
iconv- encoding conversion
identicon-0.2.2Flexible generation of identicons
ieee754-0.8.0Utilities for dealing with IEEE floating point numbers
if- and (?>) conditional operator
iff-0.0.6Constructing and dissecting IFF files
ihaskell- Haskell backend kernel for the IPython project
ihs- Haskell
ilist- list functions for doing index-related things
imagesize-conduit-1.1Determine the size of some common image formats
immortal-0.3Spawn threads that never die (unless told to do so)
include-file- of files in executables at compile-time
incremental-parser- parser library capable of providing partial results from partial input
indentation-core- sensitive parsing combinators core library
indentation-parsec- sensitive parsing combinators for Parsec
indents- sensitive parser-combinators for parsec
indexed-0.1.3Haskell98 indexed functors, monads, comonads
indexed-list-literals- safe indexed list literals
infer-license-0.2.0Infer software license from a given license file
inflections- library for Haskell
influxdb- client library for InfluxDB
ini-0.4.1Quick and easy configuration files in the INI format
inj-1.0A class for injective (one-to-one) functions
inline-c- Haskell source files including C code inline. No FFI required
inline-c-cpp- you embed C++ code into Haskell
inline-r-0.10.2Seamlessly call R from Haskell and vice versa. No FFI required
inliterate-0.1.0Interactive literate programming
insert-ordered-containers-0.2.2Associative containers retaining insertion order for traversals
inspection-testing- plugin to do inspection testing
instance-control- how the compiler searches for instances using type families
int-cast- conversions between integral types
integer-gmp- library based on GMP
integer-logarithms-1.0.3Integer logarithms
integration-0.2.1Fast robust numeric integration via tanh-sinh quadrature
intern-0.9.2Efficient hash-consing for arbitrary data types
interpolate-0.2.0String interpolation done right
interpolatedstring-perl6-1.0.1QuasiQuoter for Perl6-style multi-line interpolated strings
interpolatedstring-qq2- for multi-line interpolated strings
interpolation- linear and cubic Hermite interpolation
interpolator-1.0.0Runtime interpolation of environment variables in records using profunctors
IntervalMap- for intervals, with efficient search
intervals-0.8.1Interval Arithmetic
intro- and minimal prelude
intset-imperative- imperative integer set written in Haskell
invariant-0.5.3Haskell98 invariant functors
invertible- arrows, bijective functions, and invariant functors
invertible-grammar-0.1.2Invertible parsing combinators framework
io-choice-0.0.7Choice for IO and lifted IO
io-machine- I/O model to learn IO monad
io-manager- library around the IO monad
io-memoize- IO actions
io-region-0.1.1Exception safe resource management with dynamic regions
io-storage-0.3A key-value store in the IO monad
io-streams-, composable, and easy-to-use stream I/O
io-streams-haproxy- protocol 1.5 support for io-streams
ip-1.5.1Library for IP and MAC addresses
ip6addr-1.0.0Commandline tool to generate IPv6 address text representations
iproute-1.7.7IP Routing Table
IPv6Addr-1.1.2Library to deal with IPv6 address text representations
ipynb-0.1Data structure for working with Jupyter notebooks (ipynb)
ipython-kernel- library for creating kernels for IPython frontends
irc- small library for parsing IRC messages
irc-client- IRC client library
irc-conduit- IRC message library using conduits
irc-ctcp- CTCP encoding and decoding library for IRC clients
islink- if an HTML element is a link
iso3166-country-codes-0.20140203.8A datatype for ISO 3166 country codes
iso639- language codes
iso8601-time-0.1.5Convert to/from the ISO 8601 time format
iterable-3.0API for hierarchical multilevel collections
ixset-typed- relational queries on Haskell sets
ix-shapable-0.1.0Reshape multi-dimensional arrays
jack- for the JACK Audio Connection Kit
jailbreak-cabal-1.3.4Strip version restrictions from Cabal files
jose- Object Signing and Encryption and JSON Web Token library
jose-jwt-0.8.0JSON Object Signing and Encryption Library
js-dgtable-0.5.2Obtain minified jquery.dgtable code
js-flot-0.8.3Obtain minified flot code
js-jquery-3.3.1Obtain minified jQuery code
json-0.9.3Support for serialising Haskell to and from JSON
json-alt-1.0.0Union 'alternative' or Either that has untagged JSON encoding
json-autotype-3.0.1Automatic type declaration for JSON input data
json-feed-1.0.6JSON Feed
jsonpath- to parse and execute JSONPath
json-rpc-1.0.0Fully-featured JSON-RPC 2.0 library
json-rpc-client- 2.0 on the client side
json-rpc-generic- encoder and decode for JSON-RPC
json-rpc-server- 2.0 on the server side
JuicyPixels- loading/serialization (in png, jpeg, bitmap, gif, tga, tiff and radiance)
JuicyPixels-extra-0.4.1Efficiently scale, crop, flip images with JuicyPixels
JuicyPixels-scale-dct-0.1.2Scale JuicyPixels images with DCT
justified-containers- container types with type-checked proofs of key presence
jwt-0.10.0JSON Web Token (JWT) decoding and encoding
kan-extensions-5.2Kan extensions, Kan lifts, the Yoneda lemma, and (co)density (co)monads
kanji- 漢字検定 (Japan Kanji Aptitude Test) level analysis on Japanese Kanji
katip- structured logging framework library
kazura-queue- concurrent queues much inspired by unagi-chan
kdt-0.2.4Fast and flexible k-d trees for various types of point queries
keycode-0.2.2Maps web browser keycodes to their corresponding keyboard keys
keys-3.12.2Keyed functors and containers
kind-apply- to work with lists of types
kind-generics- programming in GHC style for arbitrary kinds and GADTs
kind-generics-th- Haskell support for generating `GenericK` instances
kleene-0.1Kleene algebra
kmeans-0.1.3K-means clustering algorithm
koofr-client- to Koofr API API client
l10n- providing localization as typeclass instances in separate files
labels-0.3.3Anonymous records via named tuples
lackey-1.0.9Generate Ruby clients from Servant APIs
lambdabot-core-5.2Lambdabot core functionality
lambdabot-irc-plugins-5.2IRC plugins for lambdabot
LambdaHack- game engine library for tactical squad ASCII roguelike dungeon crawlers
lame-0.2.0Fairly complete high-level binding to LAME encoder
language-c-0.8.2Analysis and generation of C code
language-c-quote-0.12.2C/CUDA/OpenCL/Objective-C quasiquoting library
language-docker-8.0.2Dockerfile parser, pretty-printer and embedded DSL
language-ecmascript-0.19JavaScript parser and pretty-printer library
language-haskell-extract-0.2.4Module to automatically extract functions from the local code
language-java-0.2.9Java source manipulation
language-javascript- for JavaScript
language-nix- types and useful functions to represent and manipulate the Nix language
language-puppet-1.4.5Tools to parse and evaluate the Puppet DSL
lapack-0.3.1Numerical Linear Algebra using LAPACK
lapack-carray-0.0.3Auto-generated interface to Fortran LAPACK via CArrays
lapack-comfort-array- interface to Fortran LAPACK via comfort-array
lapack-ffi-0.0.2Auto-generated interface to Fortran LAPACK
lapack-ffi-tools- for Haskell interface to Fortran LAPACK
largeword-1.2.5Provides Word128, Word192 and Word256 and a way of producing other large words if required
latex-, format and process LaTeX files
lattices-2.0.1Fine-grained library for constructing and manipulating lattices
lawful- the lawfulness of your typeclass instances
lazy-csv-0.5.1Efficient lazy parsers for CSV (comma-separated values)
lazyio- IO actions lazily while respecting their order
lca-0.3.1O(log n) persistent online lowest common ancestor search without preprocessing
leancheck-0.9.1Enumerative property-based testing
leancheck-instances-0.0.3Common LeanCheck instances
leapseconds-announced-2017.1.0.1Leap seconds announced at library release time
learn-physics-0.6.4Haskell code for learning physics
lens-4.17.1Lenses, Folds and Traversals
lens-action-0.2.4Monadic Getters and Folds
lens-aeson-1.0.2Law-abiding lenses for aeson
lens-datetime-0.3Lenses for Data.Time.* types
lens-family-1.2.3Lens Families
lens-family-core-1.2.3Haskell 98 Lens Families
lens-family-th- lens-family style lenses
lens-misc- lens utilities
lens-process- for system processes
lens-properties-4.11.1QuickCheck properties for lens
lens-regex-0.1.1Lens powered regular expression
lens-regex-pcre- lensy interface to regular expressions
lens-simple- import of elementary lens-family combinators
lens-typelevel- lenses using singletons
lenz- Laarhoven lenses
leveldb-haskell-0.6.5Haskell bindings to LevelDB
libffi-0.1A binding to libffi
libgit-0.3.1Simple Git Wrapper
libgraph-1.14Store and manipulate data in a graph
libiserv-8.6.3Provides shared functionality between iserv and iserv-proxy
libmpd- MPD client library
liboath-hs- to liboath
libraft- consensus algorithm
libyaml-, streaming YAML interface
LibZip-1.0.1Bindings to libzip, a library for manipulating zip archives
lifted-async- lifted IO operations asynchronously and wait for their results
lifted-base- IO operations from the base library
lift-generics-0.1.2GHC.Generics-based Language.Haskell.TH.Syntax.lift implementation
line-4.0.1Haskell SDK for the LINE API
linear-1.20.9Linear Algebra
linear-circuit- resistance of linear electrical circuits
linux-file-extents- file fragmentation information under Linux
linux-namespaces- with linux namespaces: create new or enter existing ones
List-0.6.2List monad transformer and class
ListLike-4.6.2Generalized support for list-like structures
listsafe- wrappers for partial list functions, supporting MonadThrow
list-t- done right
ListTree-0.2.3Trees and monadic trees expressed as monadic lists where the underlying monad is a list
list-witnesses- for working with type-level lists
llvm-hs-9.0.0General purpose LLVM bindings
llvm-hs-pure-9.0.0Pure Haskell LLVM functionality (no FFI)
lmdb-0.2.5Lightning MDB bindings
load-env- environment variables from a file
loc- representing line and column positions and ranges in text files
locators- exchangable identifiers and locators
loch-th-0.2.2Support for precise error locations in source files (Template Haskell version)
lockfree-queue- and Scott lock-free queues
log-base- logging solution (base package)
log-domain-0.12Log-domain arithmetic
logfloat- floating point numbers
logger-thread- FastLogger in a thread and direct all queued messages to it
logging-effect-1.3.4A mtl-style monad transformer for general purpose & compositional logging
logging-facade-0.3.0Simple logging abstraction that allows multiple back-ends
logging-facade-syslog-1A logging back-end to syslog(3) for the logging-facade library
logict- backtracking logic-programming monad
loop-0.3.0Fast loops (for when GHC can't optimize forM_)
loopbreaker- self-recursive definitions
lrucache- simple, pure LRU cache
lrucaching-0.3.3LRU cache
lsp-test- test framework for LSP servers
lucid-2.9.11Clear to write, read and edit DSL for HTML
lucid-extras-0.2.2Generate more HTML with Lucid - Bootstrap, Rdash, Vega-Lite, Leaflet JS, Email
lxd-client-config- the configuration file of the standard LXD client
lzma- compression and decompression
lzma-conduit-1.2.1Conduit interface for lzma/xz compression
machines-0.6.4Networked stream transducers
machines-binary- utilities for the machines library
machines-directory- (system) utilities for the machines library
machines-io- utilities for the machines library
magico- solutions for Magico puzzle
mainland-pretty-0.7Pretty printing designed for printing source code
main-tester- stdout/stderr/exit code, and replace stdin of your main function
makefile- Makefile parser and generator
managed-1.0.6A monad for managed values
markdown- Markdown to HTML, with XSS protection
markdown-unlit-0.5.0Literate Haskell support for Markdown
markov-chain- Chains for generating random sequences with a user definable behaviour
massiv- (Массив) is an Array Library
massiv-io- of Image files into massiv Arrays
massiv-test-0.1.0Library that contains generators, properties and tests for Massiv Array Library
mathexpr- and evaluate math expressions with variables and functions
math-functions- of tools for numeric computations
matplotlib-0.7.4Bindings to Matplotlib; a Python plotting library
matrices-0.5.0native matrix based on vector
matrix- native implementation of matrix operations
matrix-market-attoparsec- and serialization functions for the NIST Matrix Market format
matrix-static-0.2Type-safe matrix operations
maximal-cliques-0.1.1Enumerate all maximal cliques of a graph
mbox-0.3.4Read and write standard mailbox files
mbox-utility- contents of an mbox file containing e-mails
mbtiles- MBTiles client
mcmc-types-1.0.3Common types for sampling
median-stream- queries for the median of a stream of numeric data
megaparsec-7.0.5Monadic parser combinators
megaparsec-tests-7.0.5Test utilities and the test suite of Megaparsec
mega-sdist- uploading to Hackage from mega repos
memory-0.14.18memory and related abstraction stuff
MemoTrie-0.6.9Trie-based memo functions
menshen-0.0.3Data Validation
mercury-api- binding to Mercury API for ThingMagic RFID readers
merkle-tree-0.1.1An implementation of a Merkle tree and merkle tree proofs of inclusion
mersenne-random-pure64- high quality pseudorandom numbers purely using a Mersenne Twister
messagepack-0.5.4Serialize instance for Message Pack Object
metrics- application metric tracking
mfsolve- solver and calculator à la metafont
microformats2-parser- Microformats 2 parser
microlens-0.4.10A tiny lens library with no dependencies. If you're writing an app, you probably want microlens-platform, not this
microlens-aeson- lenses for Aeson, using microlens
microlens-contra- folds and getters for microlens
microlens-ghc-0.4.10microlens + array, bytestring, containers, transformers
microlens-mtl- support for Reader/Writer/State from mtl
microlens-platform-0.3.11Feature-complete microlens
microlens-process- for the process library
microlens-th- generation of record lenses for microlens
microspec- QuickCheck test library with minimal dependencies
microstache- templates for Haskell
midair- FRP
midi- of MIDI messages and files
midi-music-box- MIDI file to music box punch tape
mighty-metropolis-1.2.0The Metropolis algorithm
mime-mail-0.5.0Compose MIME email messages
mime-mail-ses-0.4.1Send mime-mail messages via Amazon SES
mime-types- mime-type handling types and functions
minimorph- spelling functions with an emphasis on simplicity
minio-hs-1.5.0A MinIO Haskell Library for Amazon S3 compatible cloud storage
miniutter- English clause creation from arbitrary words
mintty-0.1.2A reliable way to detect the presence of a MinTTY console on Windows
miso- tasty Haskell front-end framework
missing-foreign-0.1.1Convenience functions for FFI work
MissingH- utility library
mixed-types-num- Prelude with numeric and logic expressions typed bottom-up
mltool- Learning Toolbox
mmap-0.5.9Memory mapped files for POSIX and Windows
mmark- markdown processor for writers
mmark-cli- line interface to the MMark markdown processor
mmark-ext- useful extensions for the MMark markdown processor
mmorph-1.1.3Monad morphisms
mmtf- Transmission Format implementation
mnist-idx- and write IDX data that is used in e.g. the MNIST database
mockery-0.3.5Support functions for automated testing
modern-uri- library for working with URIs
modular- modular arithmetic
monad-control- control operations, like exception catching, through monad transformers
monad-control-aligned- like monad-control, except less efficient, and the monadic state terms are all * -> *
monad-coroutine- monad transformer for suspending and resuming monadic computations
monad-extras-0.6.0Extra utility functions for working with monads
monadic-arrays-0.2.2Boxed and unboxed arrays for monad transformers
monad-journal-0.8.1Pure logger typeclass and monad transformer
monad-logger-0.3.30A class of monads which can log messages
monad-logger-json- Logging APIs
monad-logger-prefix-0.1.11Add prefixes to your monad-logger output
monad-logger-syslog- output for monad-logger
monad-loops-0.4.3Monadic loops
monad-memo-0.5.1Memoization monad transformer
monad-metrics- convenient wrapper around EKG metrics
monad-par- library for parallel programming based on a monad
monad-parallel- execution of monadic computations
monad-par-extras-0.3.3Combinators and extra features for Par monads
monad-peel- control operations like exception catching through monad transformers
monad-products-4.0.1Monad products
MonadPrompt-, implementation & examples
MonadRandom- generation monad
monad-skeleton-0.1.5Monads of program skeleta
monad-st- a MonadST class
monads-tf- classes, using type families
monad-time- class for monads which carry the notion of the current time
monad-unlift-0.2.0Typeclasses for representing monad transformer unlifting
monad-unlift-ref-0.2.1Typeclasses for representing monad transformer unlifting
mongoDB- (client) for MongoDB, a free, scalable, fast, document DBMS
monoidal-containers- with monoidal accumulation
monoid-extras-0.5Various extra monoid-related definitions and utilities
monoid-subclasses- of Monoid
monoid-transformer-0.0.4Monoid counterparts to some ubiquitous monad transformers
mono-traversable- classes for mapping, folding, and traversing monomorphic containers
mono-traversable-instances- typeclass instances for mono-traversable
mono-traversable-keys-0.1.0Type-classes for interacting with monomorphic containers with a key
more-containers- few more collections
mountpoints-1.0.2list mount points
mpi-hs- bindings for Haskell
msgpack- Haskell implementation of MessagePack
msgpack-aeson- adapter for MessagePack
mtl-2.2.2Monad classes, using functional dependencies
mtl-compat-0.2.2Backported Control.Monad.Except module from mtl
mtl-prelude- of most definitions from "mtl" and "transformers"
multiarg- lines for options that take multiple arguments
multimap-1.2.1A multimap
multipart-0.1.3HTTP multipart split out of the cgi package
multiset- Data.MultiSet container type
multistate- mtl's ReaderT / WriterT / StateT, but more than one contained value/type
murmur3-1.0.3Pure Haskell implementation of the MurmurHash3 x86_32 algorithm
murmur-hash- implementation for Haskell
MusicBrainz-0.4.1interface to MusicBrainz XML2 and JSON web services
mustache-2.3.0A mustache template parser library
mutable-containers-0.3.4Abstactions and concrete implementations of mutable containers
mwc-probability-2.1.0Sampling function-based probability distributions
mwc-probability-transition-0.4A Markov stochastic transition operator with logging
mwc-random-, high quality pseudo random number generation
mysql-0.1.7A low-level MySQL client library
mysql-haskell- haskell MySQL driver
mysql-haskell-nem- a interface like mysql-simple to mysql-haskell
mysql-simple-0.4.5A mid-level MySQL client library
n2o-0.11.1Abstract Protocol Loop
nagios-check-0.3.2Package for writing monitoring plugins
named- parameters (keyword arguments) for Haskell
names-th- name strings for TH
nano-erl- library for Erlang-style actor semantics
nanospec-0.2.2A lightweight implementation of a subset of Hspec's API
naqsha- library for working with anything map related
nats-1.1.2Natural numbers
natural-induction- over natural numbers
natural-sort-0.1.2User-friendly text collation
natural-transformation-0.4A natural transformation package
ndjson-conduit- parsing and serialization for newline delimited JSON
neat-interpolation- quasiquoter for neat and simple multiline text interpolation
netlib-carray-0.1Helper modules for CArray wrappers to BLAS and LAPACK
netlib-comfort-array- modules for comfort-array wrappers to BLAS and LAPACK
netlib-ffi-0.1.1Helper modules for FFI to BLAS and LAPACK
netpbm-1.0.3Loading PBM, PGM, PPM image files
netrc- for .netrc files
nettle-0.3.0safe nettle binding
netwire-5.0.3Functional reactive programming library
netwire-input-0.0.7Input handling abstractions for netwire
netwire-input-glfw-0.0.10GLFW instance of netwire-input
network- networking interface
network-anonymous-i2p-0.10.0Haskell API for I2P anonymous networking
network-attoparsec-0.12.2Utility functions for running a parser against a socket
network-byte-order- byte order utilities
network-conduit-tls-1.3.2Create TLS-aware network code with conduits
network-house- and parsers for Ethernet, TCP, UDP, IPv4, IPv6, ICMP, DHCP, TFTP
network-info- the local computer's basic network configuration
network-ip- Protocol data structures
network-messagepack-rpc- RPC
network-multicast-0.3.2Simple multicast library
network-simple-0.4.5Simple network sockets usage patterns
network-simple-tls-0.3.2Simple interface to TLS secured network sockets
network-transport-0.5.4Network abstraction layer
network-transport-composed-0.2.1Compose network transports
network-uri- manipulation
newtype- typeclass and set of functions for working with newtypes
newtype-generics-0.5.4A typeclass and set of functions for working with newtypes
nicify-lib-1.0.1Pretty print the standard output of default `Show` instances
NineP- in pure Haskell
nix-paths-1.0.1Knowledge of Nix's installation directories
NoHoed-0.1.1Placeholder package to preserve debug ability via conditional builds
nonce-1.0.7Generate cryptographic nonces
nondeterminism-1.4A monad and monad transformer for nondeterministic computations
non-empty-0.3.2List-like structures with static restrictions on the number of elements
nonempty-containers- variants of containers data types, with full API
nonemptymap- NonEmptyMap Implementation
non-empty-sequence- sequence
non-negative-0.1.2Non-negative numbers
not-gloss- 3D graphics, no affiliation with gloss
no-value- type class for choosing sentinel-like values
nowdoc- document without variable expansion like PHP Nowdoc
nqe-0.6.1Concurrency library in the style of Erlang/OTP
nsis-0.3.3DSL for producing Windows Installer using NSIS
numbers-3000.2.0.2Various number types
numeric-extras-0.1Useful tools from the C standard library
numeric-prelude- experimental alternative hierarchy of numeric type classes
numhask- classes
NumInstances-1.4Instances of numeric classes for functions and tuples
numtype-dk- integers, using TypeNats, Data Kinds, and Closed Type Families
nvim-hs- plugin backend for neovim
nvim-hs-contrib- plugin backend for neovim
nvvm- bindings to NVVM
oauthenticated- OAuth for http-client
ObjectName- handled object names
oblivious-transfer-0.1.0An implementation of the Oblivious Transfer protocol in Haskell
odbc-0.2.2Haskell binding to the ODBC API, aimed at SQL Server driver
oeis-0.3.9Interface to the Online Encyclopedia of Integer Sequences (OEIS)
oeis2-1.0.3Interface for Online Encyclopedia of Integer Sequences (OEIS)
ofx- for OFX data
old-locale- library
old-time- library
once-0.4memoization for IO actions and functions
one-liner-1.0Constraint-based generics
one-liner-instances- implementations for common typeclasses
OneTuple-0.2.2Singleton Tuple
Only-0.1The 1-tuple type or single-value "collection"
oo-prototypes- for OO-like prototypes
opaleye-0.6.7004.1An SQL-generating DSL targeting PostgreSQL
OpenAL- binding to the OpenAL cross-platform 3D audio API
open-browser- a web browser from Haskell
openexr-write- for writing images in OpenEXR HDR file format
OpenGL- binding for the OpenGL graphics system
OpenGLRaw- raw binding for the OpenGL graphics system
openpgp-asciiarmor-0.1.2OpenPGP (RFC4880) ASCII Armor codec
opensource- API Wrapper for the Open Source License API
openssl-streams- network support for io-streams
open-witness- witnesses
operational- of difficult monads made easy with operational semantics
operational-class- typeclass for the operational package
optional-args-1.0.2Optional function arguments
options- powerful and easy-to-use command-line option parser
optparse-applicative- and combinators for parsing command line options
optparse-enum- enum-text based toolkit for optparse-applicative
optparse-generic-1.3.0Auto-generate a command-line parser for your datatype
optparse-simple- interface to optparse-applicative
optparse-text- helpers for optparse-applicative
ordered-containers-0.2.2Set- and Map-like types that remember the order elements were inserted
oset- insertion-order-preserving set
overhang-1.0.0Hang loose with your lambdas!
packcheck-0.4.2Universal build and CI testing for Haskell packages
pager- up a pager, like 'less' or 'more'
pagination-0.2.1Framework-agnostic pagination boilerplate
palette- for choosing and creating color schemes
pandoc-2.7.3Conversion between markup formats
pandoc-citeproc-0.16.2Supports using pandoc with citeproc
pandoc-csv2table-1.0.7Convert CSV to Pandoc Table Markdown
pandoc-markdown-ghci-filter- to evaluate `code` section in markdown and auto-embed output
pandoc-pyplot- Pandoc filter to include figures generated from Python code blocks
pandoc-types-1.17.6Types for representing a structured document
pantry- addressable Haskell package management
parallel- programming library
parallel-io-0.3.3Combinators for executing IO actions in parallel on a thread pool
paripari- combinators with fast-path and slower fallback for error reporting
parseargs- command-line arguments
parsec- parser combinators
parsec-class- of types that can be constructed from their text representation
parsec-numbers-0.1.0Utilities for parsing numbers from strings
parsec-numeric- combinators for parsing Haskell numeric types
ParsecTools- combinators for more complex objects
parser-combinators-1.1.0Lightweight package providing commonly useful parser combinators
parser-combinators-tests-1.1.0Test suite of parser-combinators
parsers-0.12.10Parsing combinators
partial-handler-1.0.3A composable exception handler
partial-isomorphisms- isomorphisms
partial-semigroup- partial binary associative operator
password- password and hashed password datatypes and functions
password-instances- instances for password package
path-0.6.1Support for well-typed paths
path-extra-0.2.0URLs without host information
path-io-1.4.2Interface to ‘directory’ package for users of ‘path’
path-pieces-0.2.1Components of paths
path-text-utf8- and write UTF-8 text files
pathtype-0.8.1Type-safe replacement for System.FilePath etc
pathwalk- walking utilities for Haskell programs
pattern-arrows-0.0.2Arrows for Pretty Printing
pcf-font- font parsing and rendering library
pcf-font-embed- Haskell for embedding text rendered using PCF fonts
pcg-random- bindings to the PCG random number generator
pcre-heavy- regexp (regex) library on top of pcre-light you can actually use
pcre-light- regex library for Perl 5 compatible regular expressions
pcre-utils- substitute and split for PCRE regexps
pdfinfo-1.5.4Wrapper around the pdfinfo command
peano- numbers
pedersen-commitment-0.2.0An implementation of Pedersen commitment schemes
pem-0.2.4Privacy Enhanced Mail (PEM) format reader and writer
pencil-1.0.1Static site generator
percent-format-0.0.1simple printf-style string formatting
peregrin-0.3.0Database migration support for use in other libraries
perfect-hash-generator- minimal hashing implementation in native Haskell
persist- serialization library with focus on performance
persistable-record- between SQL database values and haskell records
persistable-types-HDBC-pg- and Relational-Record instances of PostgreSQL extended types
persistent-2.10.1Type-safe, multi-backend data serialization
persistent-mongoDB-2.9.0Backend for the persistent library using mongoDB
persistent-mysql-2.10.1Backend for the persistent library using MySQL database server
persistent-pagination- and correct pagination for persistent or esqueleto queries
persistent-postgresql-2.10.0Backend for the persistent library using postgresql
persistent-qq-2.9.1Provides a quasi-quoter for raw SQL for persistent
persistent-sqlite-2.10.5Backend for the persistent library using sqlite3
persistent-template-2.7.2Type-safe, non-relational, multi-backend persistence
persistent-test- for Persistent
persistent-typed-db- safe access to multiple database schemata
pg-harness-client-0.6.0Client library for pg-harness-server
pg-harness-server-0.6.2REST service for creating temporary PostgreSQL databases
pgp-wordlist- between binary data and a human-readable collection of words
pg-transact- postgresql-simple transaction monad
phantom-state- State Transformer. Like State Monad, but without values
pid1- signal handling and orphan reaping for Unix PID1 init processes
pinboard- to the Pinboard API
pipes-4.3.12Compositional pipelines
pipes-aeson- and decode JSON streams using Aeson and Pipes
pipes-attoparsec- and Pipes integration
pipes-binary-0.4.2Encode and decode binary streams using the pipes and binary libraries
pipes-bytestring-2.1.6ByteString support for pipes
pipes-category- instances for Category, Arrow and ArrowChoice for Pipes
pipes-concurrency-2.0.12Concurrency for the pipes ecosystem
pipes-csv-1.4.3Fast, streaming csv parser
pipes-extras-1.0.15Extra utilities for pipes
pipes-fastx- parsers for Fasta and Fastq
pipes-fluid- combines Producers so that a value is yielded as soon as possible
pipes-group-1.0.12Group streams into substreams
pipes-http-1.0.6HTTP client with pipes interface
pipes-misc- utilities for pipes, required by glazier-tutorial
pipes-network-0.6.5Use network sockets together with the pipes library
pipes-network-tls-0.3TLS-secured network connections support for pipes
pipes-ordered-zip-1.1.0merge two ordered Producers into a new Producer
pipes-parse-3.0.8Parsing infrastructure for the pipes ecosystem
pipes-random- for handling randomness
pipes-safe-2.3.2Safety for the pipes ecosystem
pipes-wai-3.2.0A port of wai-conduit for the pipes ecosystem
pkcs10- library
placeholders-0.1Placeholders for use while developing Haskell code
planb-token-introspection- Introspection for PlanB
plotlyhs-0.2.1Haskell bindings to Plotly.js
pointed-5.0.1Pointed and copointed data
pointedlist-0.6.1A zipper-like comonad which works as a list, tracking a position
pointless-fun- common point-free combinators
poll- to poll.h
poly-arity-0.1.0Tools for working with functions of undetermined arity
polynomials-bernstein-1.1.2A solver for systems of polynomial equations in bernstein form
polyparse-1.12.1A variety of alternative parser combinator libraries
polysemy-, low-boilerplate, zero-cost free monads
polysemy-plugin- obvious uses of effects
polysemy-zoo-, user-contributed effects and interpreters for polysemy
pooled-io- jobs on a limited number of threads and support data dependencies
port-utils- for creating and waiting on ports
posix-paths- filepath/directory functionality
possibly- Possibly a = Either String a
postgresql-binary- and decoders for the PostgreSQL's binary format
postgresql-libpq- binding to libpq
postgresql-orm-0.5.1An ORM (Object Relational Mapping) and migrations DSL for PostgreSQL
postgresql-schema-0.1.14PostgreSQL Schema Management
postgresql-simple-0.6.2Mid-Level PostgreSQL client library
postgresql-simple-migration- Schema Migrations
postgresql-simple-queue-1.0.1A PostgreSQL backed queue
postgresql-simple-url- postgres:// url into ConnectInfo
postgresql-transactional-1.1.1a transactional monad on top of postgresql-simple
postgresql-typed- interface with compile-time SQL type checking, optional HDBC backend
post-mess-age- messages to a handle concurrently without getting them mixed
pptable- Print containers in a tabular format
pqueue-, persistent, fast priority queues
prefix-units-0.2.0A basic library for SI/binary prefix units
prelude-compat- Prelude and Data.List with fixed content across GHC versions
prelude-safeenum- redefinition of the Prelude's Enum class in order to render it safe
present-4.1.0Make presentations for data types
pretty- library
pretty-class- printing class similar to Show
prettyclass- printing class similar to Show
pretty-hex-1.0A library for hex dumps of ByteStrings
prettyprinter- modern, easy to use, well-documented, extensible pretty-printer
prettyprinter-ansi-terminal- terminal backend for the »prettyprinter« package
prettyprinter-compat-annotated-wl-pprint-1Prettyprinter compatibility module for previous users of the annotated-wl-pprint package
prettyprinter-compat-ansi-wl-pprint-1.0.1Drop-in compatibility package to migrate from »ansi-wl-pprint« to »prettyprinter«
prettyprinter-compat-wl-pprint- compatibility module for previous users of the wl-pprint package
prettyprinter-convert-ansi-wl-pprint-1.1Converter from »ansi-wl-pprint« documents to »prettyprinter«-based ones
pretty-show-1.9.5Tools for working with derived `Show` instances and generic inspection of values
pretty-simple- printer for data types with a 'Show' instance
pretty-sop- generic pretty-printer using generics-sop
pretty-types- small pretty printing DSL for complex types
primes-, purely functional generation of prime numbers
primitive- memory-related operations
primitive-extras- for the "primitive" library
prim-uniq- unique identifiers in primitive state monads
probability- Functional Programming
process- libraries
process-extras-0.7.4Process extras
product-isomorphic- applicative functor on products
profiterole-0.1Restructure GHC profile reports
projectroot- to the projectroot C logic
project-template- Haskell project templates and generate files
prometheus-client-1.0.0Haskell client library for
promises-0.3Lazy demand-driven promises
prompt- (and transformer) for deferred-effect pure prompt-response queries
prospect- continuations with trepidation
protobuf- Protocol Buffers via GHC.Generics
protobuf-simple- Protocol Buffers library (proto2)
protocol-buffers-2.4.12Parse Google Protocol Buffer specifications
protocol-buffers-descriptor-2.4.12Text.DescriptorProto.Options and code generated from the Google Protocol Buffer specification
protocol-radius- and printer for radius protocol packet
protocol-radius-test- of protocol-radius haskell package
proto-lens- lens-based implementation of protocol buffers in Haskell
proto-lens-arbitrary- instances for proto-lens
proto-lens-optparse- proto-lens to optparse-applicative ReadMs
proto-lens-protobuf-types- protocol buffer message types
proto-lens-protoc- buffer compiler for the proto-lens library
proto-lens-setup- support for codegen with proto-lens
protolude-0.2.3A small prelude
proxied-0.3.1Make functions consume Proxy instead of undefined
psql-helpers- small collection of helper functions to generate postgresql queries
psqueues- priority search queues
pulse-simple-0.1.14binding to Simple API of pulseaudio
pureMD5-2.1.3A Haskell-only implementation of the MD5 digest (hash) algorithm
purescript-bridge- PureScript data types from Haskell data types
pure-zlib-0.6.6A Haskell-only implementation of zlib / DEFLATE
pushbullet-types- used by the Pushbullet APIs
pusher-http-haskell- client library for the Pusher HTTP API
PyF- for a python like interpolated string formater
qchas- library for implementing Quantum Algorithms
qm-interpolated-string- of interpolated multiline strings
qnap-decrypt-0.3.5Decrypt files encrypted by QNAP's Hybrid Backup Sync
qrcode-core-0.9.1QR code library in pure Haskell
qrcode-juicypixels-0.8.0Converts a qrcode-core image to JuicyPixels
quadratic-irrational-0.1.0An implementation of quadratic irrationals
QuasiText- QuasiQuoter for Text
quickbench-1.0quick & easy benchmarking of command-line programs
QuickCheck-2.13.2Automatic testing of Haskell programs
quickcheck-arbitrary-adt- typeclasses for generating arbitrary ADTs
quickcheck-arbitrary-template- QuickCheck Gen for Sum Types
quickcheck-assertions-0.3.0HUnit like assertions for QuickCheck
quickcheck-classes- common typeclasses
quickcheck-instances-0.3.22Common quickcheck instances
quickcheck-io-0.2.0Use HUnit assertions as QuickCheck properties
quickcheck-simple- properties and default-mains for QuickCheck
quickcheck-special- cases and special values for QuickCheck Arbitrary instances
quickcheck-state-machine-0.6.0Test monadic programs using state machine based models
quickcheck-text- arbitrary instance for Text
quickcheck-transformer-0.3.1A GenT monad transformer for QuickCheck library
quickcheck-unicode- and shrink functions for testing Unicode-related software
raaz-0.2.1The raaz cryptographic library
radius- Authentication Dial In User Service (RADIUS)
rainbow- text to terminal with colors and effects
rainbox- box pretty printing, with colors
ramus-0.1.2Elm signal system for Haskell
rando- randomness for livecoding
random-1.1random number library
random-bytestring- generation of random bytestrings
random-fu- number generation
random-shuffle-0.0.4Random shuffle implementation
random-source- basis for random number generators
random-tree- random trees
range- efficient and versatile range library
Ranged-sets-0.4.0Ranged sets for Haskell
range-set-list- efficient sets with ranges of elements
rank1dynamic-0.4.0Like Data.Dynamic/Data.Typeable but with support for rank-1 polymorphic types
rank2classes-1.3standard type constructor class hierarchy, only with methods of rank 2 types
Rasterific- pure haskell drawing engine
rasterific-svg- renderer based on Rasterific
ratel-1.0.8Notify Honeybadger about exceptions
ratel-wai-1.1.0Notify Honeybadger about exceptions via a WAI middleware
rattle-0.1Forward build system, with caching and speculation
rattletrap-9.0.2Parse and generate Rocket League replays
rawfilepath-0.2.4Use RawFilePath instead of FilePath
rawstring-qm- raw string quotation and dictionary interpolation
raw-strings-qq-1.1Raw string literals for Haskell
rcu-0.2.4Read-Copy-Update for Haskell
rdf- and Incremental Processing of RDF Data
re2-0.3Bindings to the re2 regular expression library
readable-0.3.1Reading from Text and ByteString
read-editor- a temporary file on the system's EDITOR and returns the resulting edits
read-env-var- for safely reading environment variables
reanimate- library based on SVGs
reanimate-svg- file loader and serializer
rebase- more progressive alternative to the "base" package
record-dot-preprocessor-0.2Preprocessor to allow record.field syntax
record-hasfield-1.0A version of GHC.Records as available in future GHCs
records-sop- subtyping and record utilities with generics-sop
recursion-schemes-5.1.3Representing common recursion patterns as higher-order functions
reducers-3.12.3Semigroups, specialized containers and a general map/reduce framework
refact- refactorings to perform with apply-refact
references- for reading and updating data
reflection-2.1.5Reifies arbitrary terms into types that can be reflected back into terms
RefSerialize-0.4.0Write to and read from ByteStrings maintaining internal memory references
regex- for regex-base
regex-applicative- parsing with applicative interface
regex-applicative-text- on text
regex-base-0.93.2Replaces/Enhances Text.Regex
regex-compat-0.95.1Replaces/Enhances Text.Regex
regex-compat-tdfa- Support version of Text.Regex, using regex-tdfa
regex-pcre-0.94.4Replaces/Enhances Text.Regex
regex-pcre-builtin- Text.Regex
regex-pcre-text- PCRE API for regex-base
regex-posix-0.95.2Replaces/Enhances Text.Regex
regex-tdfa- Text.Regex
regex-tdfa-text- interface for regex-tdfa
regex-with-pcre- for regex-base
registry- structure for assembling components
reinterpret-cast-0.1.0Memory reinterpretation casts for Float/Double and Word32/Word64
relapse- RLP encoding
relational-query-, Modular, Relational, algebraic query engine
relational-query-HDBC- instance of relational-query and typed query interface for HDBC
relational-record- package of Relational Record
relational-schemas-' schema templates for relational-query
relude-0.5.0Custom prelude from Kowainik
renderable- API for managing renderable resources
repa- performance, regular, shape polymorphic parallel arrays
repa-algorithms- using the Repa array library
repa-io- and write Repa arrays in various formats
replace-attoparsec- edit, find-and-replace with Attoparsec parsers
replace-megaparsec- edit, find-and-replace with Megaparsec parsers
repline- wrapper for GHCi-like REPL interfaces
req-2.1.0Easy-to-use, type-safe, expandable, high-level HTTP client library
req-conduit-1.0.0Conduit helpers for the req HTTP client library
require-0.4.2Scrap your qualified import clutter
rerebase- from "base" with a bunch of other standard libraries
resistor-cube- total resistance of a cube of resistors
resource-pool- high-performance striped resource pooling implementation
resourcet-1.2.2Deterministic allocation and freeing of scarce resources
result- success or at least one error
rethinkdb-client-driver-0.0.25Client driver for RethinkDB
retry- combinators for monadic actions that may fail
rev-state-0.1.2Reverse State monad transformer
rfc1751-0.1.2RFC-1751 library for Haskell
rfc5051- unicode collation as per RFC5051
rg- dynamic/unbounded alternative to Bounded Enum
rhine- Reactive Programming with type-level clocks
rhine-gloss- backend for Rhine
rigel-viz- mid-level wrapper for vega-lite
rio- standard library for Haskell
rio-orphans- instances for the RIO type in the rio package
rio-prettyprint- for RIO
roc-id- of the ROC National ID standard
rocksdb-haskell-1.0.1Haskell bindings to RocksDB
rocksdb-query-0.2.0RocksDB database querying library for Haskell
roles- class-based roles
rope-utf16-splay- optimised for updating using UTF-16 code units and row/column pairs
rosezipper-0.2Generic zipper implementation for Data.Tree
rot13- ROT13 cipher for Haskell
rpmbuild-order-0.2.1Order RPM packages by dependencies
RSA-2.3.1Implementation of RSA, using the padding schemes of PKCS#1 v2.1
runmemo- simple memoization helper library
rvar- Variables
s3-signer- Amazon S3 URLs
safe-0.3.17Library of safe (exception free) functions
safecopy- serialization with version control
safe-exceptions-, consistent, and easy exception handling
safe-exceptions-checked-0.1.0Safe, checked exceptions
safe-foldable- wrappers for null-partial Foldable operations
safeio- output to disk atomically
safe-json-1.0.0Automatic JSON format versioning
safe-money-0.9Type-safe and lossless encoding and manipulation of money, fiat currencies, crypto currencies and precious metals
SafeSemaphore-0.10.1Much safer replacement for QSemN, QSem, and SampleVar
salak- (re)Loader and Parser
salak-toml- Loader for toml
salak-yaml- Loader for yaml
saltine- that's easy to digest (NaCl/libsodium bindings)
salve-1.0.6Semantic version numbers and constraints
sample-frame-0.0.3Handling of samples in an (audio) signal
sample-frame-np- instances for types from sample-frame and numericprelude
sampling-0.3.3Sample values from collections
sandman- Cabal sandboxes to avoid rebuilding packages
say- textual messages to a Handle in a thread-friendly way
sbp-2.6.3SwiftNav's SBP Library
sbv-8.4SMT Based Verification: Symbolic Haskell theorem prover using SMT solving
scalpel-0.6.0A high level web scraping library for Haskell
scalpel-core-0.6.0A high level web scraping library for Haskell
scanf- and type-safe format strings for parsing and printing
scanner-0.3Fast non-backtracking incremental combinator parsing for bytestrings
scheduler-1.4.2Work stealing scheduler
scientific- represented using scientific notation
scotty-0.11.5Haskell web framework inspired by Ruby's Sinatra, using WAI and Warp
scrypt-0.5.0Stronger password hashing via sequential memory-hard functions
sdl2- high- and low-level bindings to the SDL library (version 2.0.6+)
sdl2-gfx-0.2Bindings to SDL2_gfx
sdl2-image-2.0.0Bindings to SDL2_image
sdl2-mixer-1.1.0Bindings to SDL2_mixer
sdl2-ttf-2.1.0Bindings to SDL2_ttf
secp256k1-haskell-0.1.4Bindings for secp256k1 library from Bitcoin Core
securemem-0.1.10abstraction to an auto scrubbing and const time eq, memory chunk
selda-, high-level EDSL for interacting with SQL databases
selda-json- support for the Selda database library
selda-postgresql- backend for the Selda database EDSL
selda-sqlite- backend for the Selda database EDSL
selective-0.3Selective applicative functors
semialign-1Align and Zip type-classes from the common Semialign ancestor
semigroupoid-extras-5Semigroupoids that depend on PolyKinds
semigroupoids-5.3.3Semigroupoids: Category sans id
semigroups-0.18.5Anything that associates
semirings-0.5.1two monoids as one, in holy haskimony
semiring-simple- module for dealing with semirings
semver-0.3.4Representation, manipulation, and de/serialisation of Semantic Versions
sendfile- portable sendfile library
seqalign- Alignment
sequence-formats-1.4.1A package with basic parsing utilities for several Bioinformatic data formats
sequenceTools- package with tools for processing DNA sequencing data
serf- with Serf via Haskell
serialise- binary serialisation library for Haskell values
servant-0.16.2A family of combinators for defining webservices APIs
servant-auth- combinators for servant
servant-auth-client- compatibility
servant-auth-docs- compatibility
servant-auth-server- compatibility
servant-auth-swagger- compatibility
servant-auth-wordpress- Routes Using Wordpress Cookies
servant-blaze-0.9Blaze-html support for servant
servant-cassava-0.10Servant CSV content-type for cassava
servant-checked-exceptions- exceptions for Servant APIs
servant-checked-exceptions-core- exceptions for Servant APIs
servant-cli- line interface for Servant API clients
servant-client-0.16Automatic derivation of querying functions for servant
servant-client-core-0.16Core functionality and class for client function generation for servant APIs
servant-conduit-0.15Servant Stream support for conduit
servant-docs-0.11.3generate API docs for your servant webservice
servant-elm- derive Elm functions to query servant webservices
servant-foreign-0.15Helpers for generating clients for servant APIs in any programming language
servant-http-streams-0.16Automatic derivation of querying functions for servant
servant-js-0.9.4Automatically derive javascript functions to query servant webservices
servant-JuicyPixels- support for JuicyPixels
servant-kotlin- derive Kotlin class to query servant webservices
servant-lucid-0.9Servant support for lucid
servant-machines-0.15Servant Stream support for machines
servant-mock-0.8.5Derive a mock server for free from your servant API types
servant-multipart-0.11.4multipart/form-data (e.g file upload) support for servant
servant-pipes-0.15Servant Stream support for pipes
servant-rawm- a raw 'Application' in a Servant API
servant-ruby- a Ruby client from a Servant API with Net::HTTP
servant-server-0.16.2A family of combinators for defining webservices APIs and serving them
servant-static-th- a directory of static files in your Servant server
servant-swagger- a Swagger/OpenAPI/OAS 2.0 specification for your servant API
servant-swagger-ui- swagger ui
servant-swagger-ui-core-0.3.3Servant swagger ui core components
servant-swagger-ui-redoc- swagger ui: ReDoc theme
servant-xml- support for the XML Content-Type
servant-yaml- support for yaml
serversession-1.0.1Secure, modular server-side sessions
serversession-frontend-wai-1.0wai-session bindings for serversession
servius- web server with template rendering
ses-html- HTML formatted emails using Amazon's SES REST API with blaze
set-cover-0.1Solve exact set cover problems like Sudoku, 8 Queens, Soma Cube, Tetris Cube
setenv- cross-platform library for setting environment variables
setlocale- bindings to setlocale
sexp-grammar-2.1.0Invertible grammar combinators for S-expressions
sexpr-parser- s-expression parser
SHA- of the SHA suite of message digest functions
shake-0.18.3Build system library, like Make, but more accurate dependencies
shake-language-c-0.12.0Utilities for cross-compiling with Shake
shakespeare-2.0.21A toolkit for making compile-time interpolated templates
shared-memory- shared memory
ShellCheck-0.7.0Shell script analysis tool
shell-conduit-4.7.0Write shell scripts with Conduit
shell-escape-0.2.0Shell escaping library
shellmet- of the shell solution for scripting in Haskell
shelltestrunner-1.9Easy, repeatable testing of CLI programs/commands
shelly-1.8.1shell-like (systems) programming in Haskell
shikensu-0.3.11Run a sequence of functions on in-memory representations of files
shortcut-links- shortcuts for use in text markup
should-not-typecheck-2.1.0A HUnit/hspec assertion library to verify that an expression does not typecheck
show-combinators- to write Show instances
shower- up the formatting of 'show' output
show-prettyprint- prettyprinter for output of auto-generated Show instances
siggy-chardust-1.0.0Rounding rationals to significant digits and decimal places
signal- signal support for Haskell
silently- or capture writing to stdout and other handles
simple-0.11.3A minimalist web framework for the WAI server interface
simple-cabal- file wrapper library
simple-cmd- String-based process commands
simple-cmd-args-0.1.3Simple command args parsing and execution
simple-log-0.9.12Simple log for Haskell
simple-reflect-0.3.3Simple reflection of expressions containing variables
simple-sendfile-0.2.28Cross platform library for the sendfile system call
simple-session- session management for the Simple web framework
simple-templates- basic template language for the Simple web framework
simple-vec3-0.6Three-dimensional vectors of doubles with basic operations
simplistic-generics- programming without too many type classes
since-0.0.0Get the number of seconds since the last invocation
singleton-bool-0.1.5Type level booleans
singleton-nats-0.4.3Unary natural numbers relying on the singletons infrastructure
singletons-2.5.1A framework for generating singleton types
siphash-1.0.3siphash: a fast short input PRF
size-based- functors, for size-based enumerations
sized-grid- grids with sized specified at compile time
skein-, a family of cryptographic hash functions. Includes Skein-MAC as well
skews- very quick-and-dirty WebSocket server
skip-var- variables
skylighting-0.8.2syntax highlighting library
skylighting-core-0.8.2syntax highlighting library
slack-web- for the Slack web API
smallcheck-1.1.5A property-based testing library
smallcheck-series-0.6.1Extra SmallCheck series and utilities
smoothie- curves via several interpolation modes
snap-blaze- integration for Snap
snap-core- A Haskell Web Framework (core interfaces and types)
snap-server- web server for the Snap Framework
snowflake- loose port of Twitter Snowflake to Haskell. Generates arbitrary precision, unique, time-sortable identifiers
soap- client tools
soap-tls- SOAP transport (using tls package)
socket-activation- socket activation library
socks-0.6.0Socks proxy (ver 5)
sop-core- Sums of Products
sort- Haskell sorting toolkit
sorted-list- sorted lists and related functions
sourcemap-0.1.6Implementation of source maps as proposed by Google and Mozilla
sox-, write, read, convert audio signals using Sox
soxlib-, read, convert audio signals using libsox
sparse-linear-algebra-0.3.1Numerical computing in native Haskell
sparse-tensor- tensor algebra library
spatial-math- math including quaternions/euler angles/dcms and utility functions
special-values- providing special values
speculate-0.4.1discovery of properties about Haskell functions
speedy-slice-0.3.0Speedy slice sampling
sphinx- bindings to the Sphinx full-text searching daemon
Spintax-0.3.3Random text generation based on spintax
splice- Socket to Socket Data Splicing
split- library for splitting lists
splitmix-0.0.3Fast Splittable PRNG
spoon-0.3.1Catch errors thrown from pure computations
spreadsheet- and write spreadsheets from and to CSV files in a lazy way
sqlite-simple- SQLite client library
sqlite-simple-errors- around errors from sqlite-simple
sql-words- keywords data constructors into OverloadedString
srcloc- types for managing source code locations
stache-2.1.0Mustache templates for Haskell
stack- Haskell Tool Stack
starter-0.3.0Develop applications without restarts
state-codes-0.1.3ISO 3166-2:US state codes and i18n names
stateref-0.3Abstraction for things that work like IORef
statestack- State-like monad transformer with saveable and restorable state
StateVar-1.2State variables
static-text-, Texts, ByteStrings and Vectors of statically known length
statistics- library of statistical types, data, and functions
stb-image-redux- loading and writing microlibrary
step-function-0.2Staircase functions or piecewise constant functions
stm- Transactional Memory
stm-chans- types of channels for STM
stm-conduit-4.0.1Introduces conduits to channels, and promotes using conduits concurrently
stm-delay- one-shot timer polled with STM
stm-extras- STM functions
stm-split-, TVars and TChans with distinguished input and output side
stopwatch- simple stopwatch utility
storable-complex- instance for Complex
storable-record-0.0.4Elegant definition of Storable instances for records
storable-tuple- instance for pairs and triples
storablevector-0.2.13Fast, packed, strict storable arrays with a list interface like ByteString
store- binary serialization
store-core-0.4.4Fast and lightweight binary serialization
Strafunski-StrategyLib- for strategic programming
stratosphere-0.42.0EDSL for AWS CloudFormation
streaming- elementary streaming prelude and general stream type
streaming-attoparsec- integration for the streaming ecosystem
streaming-bytestring-0.1.6effectful byte steams, or: bytestring io done right
streaming-cassava- support for the streaming ecosystem
streaming-commons- lower-level functions needed by various streaming data libraries
streaming-wai-0.1.1Streaming Wai utilities
streamly-0.6.1Beautiful Streaming, Concurrent and Reactive Composition
streamproc-1.6.2Stream Processer Arrow
streams-3.3Various Haskell 2010 stream comonads
strict-0.3.2Strict data types and String IO
strict-base-types-0.6.1Strict variants of the types provided in base
strict-concurrency- concurrency abstractions
strict-list-0.1.5Strict linked list
stringbuilder-0.5.1A writer monad for multi-line string literals
string-class- class library
string-combinators- functions to build and combine stringlike values
string-conv-0.1.2Standardized conversion between string types
string-conversions- dealing with different types for strings
string-interpolate- string/text/bytestring interpolation that just works
string-qq-0.0.2QuasiQuoter for non-interpolated strings, texts and bytestrings
stringsearch- searching, splitting and replacing of ByteStrings
string-transform-1.1.1simple and easy haskell string transform wrapper
stripe-concepts- for the Stripe API
stripe-scotty- for Stripe webhook events with Scotty
stripe-signature- of Stripe webhook signatures
stripe-wreq- the Stripe API via Wreq
strive-5.0.8A client for the Strava V3 API
structs-0.1.2Strict GC'd imperative object-oriented programming with cheap pointers
structured-cli- library for building interactive console CLIs
summoner- for scaffolding fully configured batteries-included production-level Haskell projects
sum-type-boilerplate-0.1.1Library for reducing the boilerplate involved with sum types
sundown-0.6Bindings to the sundown markdown library
superbuffer- build a bytestring from smaller chunks
sv-1.4Encode and decode separated values (CSV, PSV, ...)
sv-cassava-0.3Integration to use sv with cassava's parser
sv-core-0.5Encode and decode separated values (CSV, PSV, ...)
svg-builder-0.1.1DSL for building SVG
SVGFonts- from the SVG-Font format
svg-tree- file loader and serializer
swagger-0.3.0Implementation of swagger data model
swagger2-2.4Swagger 2.0 data model
swish- semantic web toolkit.
syb-0.7.1Scrap Your Boilerplate
symbol-0.2.4A 'Symbol' type for fast symbol comparison
symengine- symbolic mathematics engine for Haskell
sysinfo-0.1.1Haskell Interface for getting overall system statistics
system-argv0-0.1.1Get argv[0] as a FilePath
systemd-1.2.0Systemd facilities (Socket activation, Notify)
system-fileio- filesystem interaction across GHC versions (deprecated)
system-filepath-0.4.14High-level, byte-based file and directory path manipulations (deprecated)
tabular- data tables with rendering functions
tagchup- package for processing of tag soups
tagged-0.8.6Haskell 98 phantom types to avoid unsafely passing dummy arguments
tagged-binary- tools for serializing data tagged with type information
tagged-identity-0.1.3Trivial monad transformer that allows identical monad stacks have different types
tagged-transformer-0.8.1Monad transformer carrying an extra phantom type tag
tagshare-0.0TagShare - explicit sharing with tags
tagsoup-0.14.8Parsing and extracting information from (possibly malformed) HTML/XML documents
tagstream-conduit- html tag parser
tao-1.0.0Type-level assertion operators
tao-example-1.0.0Example usage of the tao package
tar-, writing and manipulating ".tar" archive files
tar-conduit-0.3.2Extract and create tar files using conduit for streaming
tardis- state monad transformer
tasty-1.2.3Modern and extensible testing framework
tasty-ant-xml-1.1.6Render tasty output to XML for Jenkins
tasty-dejafu- Fu support for the Tasty test framework
tasty-discover-4.2.1Test discovery for the tasty framework
tasty-expected-failure- tasty tests as failure expected
tasty-golden-2.3.2Golden tests support for tasty
tasty-hedgehog- for tasty and hedgehog
tasty-hspec- support for the Tasty test framework
tasty-hunit- support for the Tasty test framework
tasty-kat-0.0.3Known Answer Tests (KAT) framework for tasty
tasty-leancheck-0.0.1LeanCheck support for the Tasty test framework
tasty-lua- tests in Lua, integrate into tasty
tasty-program-1.0.5Use tasty framework to test whether a program executes correctly
tasty-quickcheck-0.10.1QuickCheck support for the Tasty test framework
tasty-silver-3.1.13A fancy test runner, including support for golden tests
tasty-smallcheck-0.8.1SmallCheck support for the Tasty test framework
tasty-th-0.1.7Automatic tasty test case discovery using TH
TCache-0.12.1A Transactional cache with user-defined persistence
tce-conf-1.3Very simple config file reading
tcp-streams- stop solution for tcp client and server with tls support
tcp-streams-openssl- streams using openssl for tls support
tdigest-0.2.1On-line accumulation of rank-based statistics
template-haskell- library for Template Haskell
template-toolkit- Toolkit implementation for Haskell
temporary-1.3Portable temporary file and directory support
temporary-rc- temporary file and directory support for Windows and Unix, based on code from Cabal
temporary-resourcet- temporary files and directories with automatic deletion
tensorflow-test- common functions for test suites
tensors-0.1.4Tensor in Haskell
termbox-0.2.0termbox bindings
terminal-progress-bar-0.4.1A progress bar in the terminal
terminal-size- terminal window height and width
terminfo- bindings to the terminfo library
termonad- emulator configurable in Haskell
test-framework- for running and organising tests, with HUnit and QuickCheck support
test-framework-hunit- support for the test-framework package
test-framework-leancheck-0.0.1LeanCheck support for test-framework
test-framework-quickcheck2- support for the test-framework package
test-framework-smallcheck-0.2Support for SmallCheck tests in test-framework
test-framework-th-0.2.4Automagically generate the HUnit- and Quickcheck-bulk-code using Template Haskell
testing-feat- Enumeration of Algebraic Types
testing-type-modifiers- type modifiers for property based testing
texmath- between formats used to represent mathematics
text- efficient packed Unicode text type
text-binary- instances for text types
text-builder- efficient strict text builder
text-conversions-0.3.0Safe conversions between textual types
text-format-0.3.2Text formatting
text-icu- to the ICU library
text-latin1-0.3.1Latin-1 (including ASCII) utility functions
text-ldap- and Printer for LDAP text data stream
textlocal- wrapper for textlocal SMS gateway
text-manipulate- conversion, word boundary manipulation, and textual subjugation
text-metrics-0.3.0Calculate various string metrics efficiently
text-postgresql- and Printer of PostgreSQL extended types
text-printer- interface for text builders/printers
text-region- text regions
text-short-0.1.3Memory-efficient representation of Unicode text strings
text-show-3.8.2Efficient conversion of values into Text
text-show-instances-3.8.2Additional instances for text-show
text-zipper-0.10.1A text editor zipper library
tfp- integers, booleans, lists using type families
tf-random-0.5High-quality splittable pseudorandom number generator
th-abstraction- interface for reified information about data types
th-data-compat- for data definition template of TH
th-desugar-1.9Functions to desugar Template Haskell
these-1.0.1An either-or-both data type
th-expand-syns- type synonyms in Template Haskell ASTs
th-extras- grab bag of functions for use with Template Haskell
th-lift- Template Haskell's Lift class for datatypes
th-lift-instances-0.1.14Lift instances for template-haskell for common data types
th-nowq- Haskell splice that expands to current time
th-orphans-0.13.8Orphan instances for TH datatypes
th-printf-0.7Quasiquoters for printf
thread-hierarchy- Haskel thread management in hierarchical manner
thread-local-storage-0.2Several options for thread-local-storage (TLS) in Haskell
threads- threads and wait for their result
threepenny-gui- framework that uses the web browser as a display
th-reify-compat- for the result type of TH reify
th-reify-many-0.1.9Recurseively reify template haskell datatype info
throttle-io-stream- between arbitrary IO producer and consumer functions
throwable-exceptions- gives the easy way to throw exceptions
th-strict-compat- shim for Bang and Strict in Template Haskell
th-test-utils-1.0.0Utility functions for testing Template Haskell code
th-utilities- of useful functions for use with Template Haskell
thyme- faster time library
tile- map tile functionality
time- time library
time-compat- package for time
timeit-2.0Time monadic computations with an IO base
time-lens- interface to Data.Time data structures
timelens- for the time package
time-locale-compat- module for time-format locale
time-locale-vietnamese- locale for date and time format
time-manager-0.0.0Scalable timer
time-parsers- for types in `time`
time-qq- for UTCTime times
timerep- and display time according to some RFCs (RFC3339, RFC2822, RFC822)
timer-wheel- timer wheel
timezone-olson-0.1.9A pure Haskell parser and renderer for binary Olson timezone files
timezone-series-0.1.9Enhanced timezone handling for Data.Time
tintin-1.10.0A softer alternative to Haddock
tinylog-0.15.0Simplistic logging using fast-logger
titlecase-1.0.1Convert English Words to Title Case
tldr- tldr client
tls-1.4.1TLS/SSL protocol native implementation (Server and Client)
tls-debug-0.4.5Set of programs for TLS testing and debugging
tls-session-manager-0.0.3In-memory TLS session manager
tmapchan-0.0.3An insert-ordered multimap (indexed FIFO) which consumes values as you lookup
tmapmvar-0.0.4A single-entity stateful Map in STM, similar to tmapchan
tmp-postgres- and stop a temporary postgres for testing
token-bucket- limiter using lazy bucket algorithm
tomland- TOML serialization
tonalude- standard library for Tonatona framework
tonaparser- way to pass runtime configurations for tonatona
tonatona- application framework
tonatona-logger- plugin for logging
tonatona-persistent-postgresql- plugin for accessing PostgreSQL database
tonatona-persistent-sqlite- plugin for accessing Sqlite database
tonatona-servant- plugin for servant
torsor-0.1Torsor Typeclass
tostring- ToString class
TotalMap- total map datatype
tracing- tracing
transaction- representation of transactions
transformers- functor and monad transformers
transformers-base- computations from the bottom of a transformer stack
transformers-bifunctors-0.1Bifunctors over monad transformers
transformers-compat-0.6.5A small compatibility shim for the transformers library
transformers-fix-1.0Monad transformer for evaluating to a fixpoint
traverse-with-class- applicative traversals
tree-diff-0.1Diffing of (expression) trees
tree-fun- for functions pertaining to tree exploration and manipulation
trifecta-2A modern parser combinator library with convenient diagnostics
triplesec- is a simple, triple-paranoid, symmetric encryption library
trivial-constraint- that any type, resp. no type fulfills
true-name- Haskell hack to violate module abstractions
tsv2csv- tsv to csv
ttl-hashtables- hashtables so that entries added can be expired after a TTL
ttrie- STM hash map
tuple- functions on tuples
tuples-homogenous-h98- for n-ary tuples with Traversable and Applicative/Monad instances
tuple-sop- on n-ary tuples using generics-sop
tuple-th-0.2.5Generate (non-recursive) utility functions for tuples of statically known size
turtle-1.5.14Shell programming, Haskell-style
TypeCompose-0.9.14Type composition classes & instances
typed-process- external processes, with strong typing of streams
type-equality-1Data.Type.Equality compat package
type-errors- for writing better type errors
type-errors-pretty- for writing pretty type errors easily
type-fun-0.1.1Collection of widely reimplemented type families
type-hint-0.1Guide type inference with proxy values
type-level-integers-0.0.1Provides integers lifted to the type level
type-level-kv-list-1.1.0A module for hash map like object with type level keys
type-level-numbers- level numbers implemented using type families
typelits-witnesses- witnesses, singletons, and classes for operations on GHC TypeLits
type-map- maps
typenums- level numbers using existing Nat functionality
type-of-html- performance type driven html generation
type-of-html-static- static parts of type-of-html
type-operators- type-level operators
typerep-map-0.3.2Efficient implementation of a dependent map with types as keys
type-spec- Level Specification by Example
tz- time zone handling
tzdata-0.1.20190325.0Time zone database (as files and as a module)
ua-parser- library for parsing User-Agent strings, official Haskell port of ua-parser
ucam-webauth- Ucam-Webauth protocol, used by Raven
ucam-webauth-types- for the Ucam-Webauth protocol, as used by Raven
uglymemo- simple (but internally ugly) memoization function
unagi-chan- concurrent queues with a Chan-like API, and more
unbounded-delays- thread delays and timeouts
unbound-generics-0.4.0Support for programming with names and binders using GHC Generics
unboxed-ref- unboxed references for ST and IO monad
unboxing-vector- newtype-friendly variant of unboxed vectors
uncertain- numbers with inherent experimental/measurement uncertainty
unconstrained- constraint
unicode- and transform unicode characters
unicode-show- and show in unicode
unicode-transforms-0.3.6Unicode normalization
unification-fd- generic unification algorithms
union-0.1.2Extensible type-safe unions
union-find-0.2Efficient union and equivalence testing of sets
uniplate-1.6.12Help writing simple, concise and fast generic operations
uniprot-kb- format parser
unique-0Fully concurrent unique identifiers
unique-logic-0.4Solve simple simultaneous equations
unique-logic-tf-0.5.1Solve simple simultaneous equations
unit-constraint-0.0.0Extremely simple typeclass
universe-1.1.1A class for finite and recursively enumerable types
universe-base-1.1.1A class for finite and recursively enumerable types
universe-dependent-sum- instances for types from dependent-sum
universe-instances-base-1.1Universe instances for types from the base package
universe-instances-extended-1.1.1Universe instances for types from selected extra packages
universe-instances-trans-1.1Universe instances for types from the transformers and mtl packages
universe-reverse-instances-1.1Instances of standard classes that are made possible by enumerations
universum-1.6.0Custom prelude used in Serokell
unix- functionality
unix-bytestring- functions for ByteStrings
unix-compat-0.5.2Portable POSIX-compatibility layer
unix-time-0.4.7Unix time parser/formatter and utilities
unliftio-0.2.12The MonadUnliftIO typeclass for unlifting monads to IO (batteries included)
unliftio-core- MonadUnliftIO typeclass for unlifting monads to IO
unliftio-pool- generalized to MonadUnliftIO
unliftio-streams- of io-streams to MonadUnliftIO
unlit- to convert literate code between styles or to code
unordered-containers- hashing-based container types
unordered-intmap-0.1.1A specialization of `HashMap Int v`
unsafe-0.0Unified interface to unsafe functions
uri-bytestring- URI parsing as ByteStrings
uri-bytestring-aeson- instances for URI Bytestring
uri-encode- aware uri-encoding
uri-templater- & Quasiquoting for RFC 6570 URI Templates
url-2.1.3A library for working with URLs
urlpath-9.0.1Painfully simple URL deployment
users- library simplifying user management for web applications
users-postgresql-simple- PostgreSQL backend for the users package
users-test- to test backends for the users library
utf8-string- for reading and writing UTF8 Strings
utility-ht-0.0.14Various small helper functions for Lists, Maybes, Tuples, Functions
uuid-1.3.13For creating, comparing, parsing and printing Universally Unique Identifiers
uuid-types-1.0.3Type definitions for Universally Unique Identifiers
validation-1.1A data-type like Either but with an accumulating Applicative
validity- typeclass
validity-aeson- instances for aeson
validity-bytestring- instances for bytestring
validity-containers- instances for containers
validity-path- instances for Path
validity-scientific- instances for scientific
validity-text- instances for text
validity-time- instances for time
validity-unordered-containers- instances for unordered-containers
validity-uuid- instances for uuid
validity-vector- instances for vector
valor- general structured validation library
vault- persistent store for values of arbitrary types
vec- length-indexed (sized) list
vector- Arrays
vector-algorithms- algorithms for vector arrays
vector-binary-instances- of Data.Binary for vector
vector-buffer-0.4.1A buffer compatible with Data.Vector.*
vector-builder- builder
vector-bytes-instances-0.1.1Serial (from the bytes package) for Vector (from the vector package)
vector-instances-3.4Orphan Instances for 'Data.Vector'
vector-mmap-0.0.3Memory map immutable and mutable vectors
vector-sized- tagged vectors
vector-space-0.16Vector & affine spaces, linear maps, and derivatives
vector-split- library for splitting vectors
vector-th-unbox- for Data.Vector.Unboxed using Template Haskell
verbosity- enum that encodes application verbosity
versions- and parsers for software version numbers
ViennaRNAParser-1.3.3Libary for parsing ViennaRNA package output
viewprof- interactive GHC .prof viewer
vinyl-0.11.0Extensible Records
vivid- synthesis with SuperCollider
vivid-osc- Sound Control encode/decode
vivid-supercollider- of SuperCollider server specifications
void-0.7.3A Haskell 98 logically uninhabited data type
vty-5.25.1A simple terminal UI library
wai- Application Interface
wai-app-static- application for static serving
wai-cli-0.2.1Command line runner for Wai apps (using Warp) with TLS, CGI, socket activation & graceful shutdown
wai-conduit- wrappers for WAI
wai-cors-0.2.7CORS for WAI
wai-enforce-https-0.0.1Enforce HTTPS in Wai server app safely
wai-eventsource-3.0.0WAI support for server-sent events (deprecated)
wai-extra-3.0.28Provides some basic WAI handlers and middleware
wai-handler-launch- a web app in the default browser
wai-logger-2.3.5A logging system for WAI
wai-middleware-auth- middleware that secures WAI application
wai-middleware-caching- Middleware to cache things
wai-middleware-crowd- and utilities for using Atlassian Crowd authentication
wai-middleware-static-0.8.2WAI middleware that serves requests to static files
wai-middleware-throttle- Middleware for Request Throttling
wai-middleware-travisci-0.1.0WAI middleware for authenticating webhook payloads from Travis CI
wai-predicates-0.10.0WAI request predicates
wai-session-0.3.3Flexible session middleware for WAI
wai-session-postgresql- backed Wai session store
wai-slack-middleware-0.2.0A Slack middleware for WAI
wai-websockets- a bridge between WAI and the websockets package
warp-3.2.28A fast, light-weight web server for WAI applications
warp-tls-3.2.8HTTP over TLS support for Warp via the TLS package
warp-tls-uid- group and user id before running server
wave-0.2.0Work with WAVE and RF64 files
wcwidth-0.0.2Native wcwidth
web3- API for Haskell
webdriver- Haskell client for the Selenium WebDriver protocol
webex-teams-api- Haskell bindings for Webex Teams API
webex-teams-conduit- wrapper of Webex Teams List API
webex-teams-pipes- wrapper of Webex Teams List API
web-routes-, type-safe URL routing
web-routes-hsp- XMLGenerator instance for RouteT monad
web-routes-wai- for maintaining correctness of URLs within an application
webrtc-vad- voice activity detection
websockets- sensible and clean way to write WebSocket-capable servers in Haskell
websockets-snap- integration for the websockets library
weeder-1.0.8Detect dead code
weigh-0.0.14Measure allocations of a Haskell functions/values
wide-word- types for large but fixed width signed and unsigned integers
wikicfp-scraper- WikiCFP web site
wild-bind- key binding framework
wild-bind-x11- implementation for WildBind
Win32- binding to part of the Win32 library
Win32-notify- binding to part of the Win32 library for file notification
windns- Name Service (DNS) lookup via the <windns.h>/dnsapi.dll standard library
winery-1.1.2A compact, well-typed seralisation format for Haskell values
wire-streams- binary io-streams adapter
witherable-0.3.3filterable traversable
with-location-0.1.0Use ImplicitParams-based source locations in a backward compatible way
witness-0.4values that witness types
wizards-1.0.3High level, generic library for interrogative user interfaces
wl-pprint-annotated- printer with annotation support
wl-pprint-console- pretty printer supporting colorful console output
wl-pprint-text- Wadler/Leijen Pretty Printer for Text values
word24-2.0.124-bit word and int types for GHC
word8-0.1.3Word8 library
wordpress-auth- Wordpress Cookies & Nonces; Build Wordpress Hashes & Salts
word-trie-0.3.0Implementation of a finite trie over words
word-wrap-0.4.1A library for word-wrapping
world-peace- Union and Open Product Types
wrap-0.0.0Wrap a function's return value with another function
wreq- easy-to-use HTTP client library
writer-cps-exceptions- instances for the stricter CPS WriterT and RWST
writer-cps-mtl- orphan instances for writer-cps-transformers
writer-cps-transformers- and RWST monad transformers
ws-0.0.5A simple CLI utility for interacting with a websocket
wuss-1.1.14Secure WebSocket (WSS) clients
X11-1.9A binding to the X11 graphics library
X11-xft-0.3.1Bindings to the Xft, X Free Type interface library, and some Xrender parts
x11-xim- binding to the xim of X11 graphics library
x509-1.7.5X509 reader and writer
x509-store-1.6.7X.509 collection accessing and storing methods
x509-system-1.6.6Handle per-operating-system X.509 accessors and storage
x509-validation-1.6.11X.509 Certificate and CRL validation
Xauth-0.1A binding to the X11 authentication library
xdg-basedir-0.2.2A basic implementation of the XDG Base Directory specification
xdg-userdirs- implementation of XDG user directories specification
xeno- fast event-based XML parser in pure Haskell
xenstore-0.1.1Xenstore client access
xhtml-3000.2.2.1An XHTML combinator library
xls-0.1.2Parse Microsoft Excel xls files (BIFF/Excel 97-2004)
xlsx-0.7.2Simple and incomplete Excel file parser/writer
xlsx-tabular- table cell value extraction utility
xml-1.3.14A simple XML library
xml-basic- for XML/HTML representation and processing
xmlbf-0.6XML back and forth! Parser, renderer, ToXml, FromXml, fixpoints
xmlbf-xeno-0.2xeno backend support for the xmlbf library
xml-conduit- utilities for dealing with XML with the conduit package
xml-conduit-parse- XML parser based on conduits
xml-conduit-writer- and fuzzy creation of XML documents
xmlgen- XML generation library
xml-hamlet- quasiquoter for XML content
xml-html-qq- for XML and HTML Documents
xml-indexed-cursor- XML cursors similar to 'Text.XML.Cursor' from xml-conduit
xml-isogen-0.3.0Generate XML-isomorphic types
xml-lens-, traversals, and prisms for xml-conduit
xml-picklers-0.3.6XML picklers based on xml-types, ported from hexpat-pickle
xml-to-json-2.0.1Library and command line tool for converting XML files to json
xml-to-json-fast-2.0.0Fast, light converter of xml to json capable of handling huge xml files
xml-types-0.3.6Basic types for representing XML
xmonad-0.15A tiling window manager
xmonad-contrib-0.15Third party extensions for xmonad
xmonad-extras-0.15.1Third party extensions for xmonad with wacky dependencies
xss-sanitize-0.3.6sanitize untrusted HTML to prevent XSS attacks
xxhash-ffi- to the C implementation the xxHash algorithm
yaml- for parsing and rendering YAML documents
yeshql- SQL database abstraction (legacy compatibility wrapper)
yeshql-core- SQL database abstraction (core)
yeshql-hdbc- SQL database abstraction (HDBC backend)
yesod-1.6.0Creation of type-safe, RESTful web applications
yesod-alerts- messages for the Yesod framework
yesod-auth-1.6.8Authentication for Yesod
yesod-auth-hashdb- plugin for Yesod
yesod-auth-oauth2- 2.0 authentication plugins
yesod-bin- yesod helper executable
yesod-core- of type-safe, RESTful web applications
yesod-csp- CSP headers to Yesod apps
yesod-eventsource-1.6.0Server-sent events support for Yesod apps
yesod-fb-0.5.0Useful glue functions between the fb library and Yesod
yesod-form-1.6.7Form handling support for Yesod Web Framework
yesod-gitrepo-0.3.0Host content provided by a Git repo
yesod-gitrev-0.2.1A subsite for displaying git information
yesod-newsfeed- functions and data types for producing News feeds
yesod-paginator- pagination approach for yesod
yesod-persistent- helpers for using Persistent from Yesod
yesod-recaptcha2-0.3.0yesod recaptcha2
yesod-sitemap-1.6.0Generate XML sitemaps
yesod-static- file serving subsite for Yesod Web Framework
yesod-test- testing for WAI/Yesod Applications
yesod-text-markdown-0.1.10Yesod support for Text.Markdown
yesod-websockets- support for Yesod
yes-precure5-command-5.5.3Extended yes command to reproduce phrases in Yes! Precure 5
yi-language-0.18.0Collection of language-related Yi libraries
yi-rope-0.11A rope data structure used by Yi
yjtools-0.9.18some tools for Monad, List, Tuple and so on
yoga- to Facebook's Yoga layout library
youtube- video to YouTube via YouTube API
zero-0.1.5Semigroups with absorption
zeromq4-haskell-0.8.0Bindings to ZeroMQ 4.x
zeromq4-patterns- implementation of several ZeroMQ patterns
zim-parser- and parse ZIM files
zip-1.2.0Operations on zip archives
zip-archive-0.4.1Library for creating and modifying zip archives
zippers-0.3Traversal based zippers
zip-stream- archive streaming using conduits
zlib- and decompression in the gzip and zlib formats
zlib-bindings- bindings to the zlib package
zlib-lens- for zlib
zot-0.0.3Zot language
zstd- bindings to the Zstandard compression algorithm
ztail-, colored, filtered log tailer