| haskellPackages.data-rtuple | Recursive tuple data structure. It is very usefull when implementing some lo-level operations, allowing to traverse different elements using Haskell's type classes. |
| haskellPackages.clarifai | API Client for the Clarifai API |
| haskellPackages.finite-fields | Arithmetic in finite fields |
| haskellPackages.gravatar | Generate Gravatar image URLs |
| haskellPackages.her-lexer-parsec | Parsec frontend to "her-lexer" for Haskell source code |
| haskellPackages.domain-cereal | Integration of domain with cereal |
| haskellPackages.hsgnutls | Library wrapping the GnuTLS API |
| haskellPackages.locators | Human exchangable identifiers and locators |
| haskellPackages.gtkrsync | Gnome rsync progress display |
| haskellPackages.drawille | A port of asciimoo's drawille to haskell |
| haskellPackages.binembed | Embed data into object files |
| haskellPackages.influxdb | InfluxDB client library for Haskell |
| haskellPackages.gtkglext | Binding to the GTK+ OpenGL Extension |
| haskellPackages.carettah | A presentation tool written with Haskell |
| haskellPackages.hPushover | Pushover.net API functions |
| haskellPackages.iothread | run IOs in a single thread |
| haskellPackages.flippers | Variations on flip for multiple arguments |
| haskellPackages.horizon-gen-nix | Generate nix expressions from horizon-spec definitions |
| haskellPackages.biofastq | A library for reading FASTQ files |
| haskellPackages.hsmagick | FFI bindings for the GraphicsMagick library |
| haskellPackages.matrices | native matrix based on vector |
| haskellPackages.exomizer | Compression and decompression in the exomizer format |
| haskellPackages.contra-tracer | Arrow and contravariant tracers |
| haskellPackages.bludigon | Configurable blue light filter |
| haskellPackages.hoodle-render | Hoodle file renderer |
| haskellPackages.hpasteit | A command-line client for hpaste.org |
| haskellPackages.hurriyet | Haskell bindings for Hurriyet API |
| haskellPackages.hspretty | My opinionated Haskell project formatter |
| haskellPackages.hsakamai | Akamai API(Edgegrid and Netstorage) |
| haskellPackages.flac-picture | Support for writing pictures into FLAC metadata blocks with JuicyPixels |
| haskellPackages.iterable | API for hierarchical multilevel collections |
| haskellPackages.libgraph | Store and manipulate data in a graph |
| haskellPackages.feedback | Declarative feedback loop manager |
| haskellPackages.SpatialMath | 3d math including quaternions/euler angles/dcms and utility functions |
| haskellPackages.haskell-abci | Haskell Application BlockChain Interface (ABCI) Server Library |
| haskellPackages.hlibsass | Low-level bindings to Libsass |
| haskellPackages.barchart | Creating Bar Charts in Haskell |
| haskellPackages.mathflow | Dependently typed tensorflow modeler |
| haskellPackages.ghcflags | Dump the ghc flags during compilation |
| haskellPackages.holidays | Library for country public holidays |
| haskellPackages.makefile | Simple Makefile parser and generator |
| haskellPackages.html-charset | Determine character encoding of HTML documents/fragments |
| haskellPackages.keystore | Managing stores of secret things |
| haskellPackages.dualizer | Automatically generate dual constructions |
| haskellPackages.html-conduit | Parse HTML documents using xml-conduit datatypes |
| haskellPackages.doctest-prop | Allow QuickCheck-style property testing within doctest |
| haskellPackages.Wordlint | Plaintext prose redundancy linter |
| haskellPackages.hledger-iadd | A terminal UI as drop-in replacement for hledger add |
| haskellPackages.either-result | The simplest ‘MonadFail’ instance |
| haskellPackages.acme-hq9plus | An embedded DSL for the HQ9+ programming language |
| haskellPackages.io-streams-http | http-client for io-streams |
| haskellPackages.encoding | A library for various character encodings |
| haskellPackages.edit-lenses-demo | Programs demoing the use of symmetric, stateful edit lenses |
| haskellPackages.devtools | Haskell development tool agregate |
| haskellPackages.byteable | Type class for sequence of bytes |
| haskellPackages.effect-monad | Embeds effect systems and program logics into Haskell using graded monads and parameterised monads |
| haskellPackages.binary-search | Binary and exponential searches |
| haskellPackages.eccrypto | Elliptic Curve Cryptography for Haskell |
| haskellPackages.knit-haskell | a minimal Rmarkdown sort-of-thing for haskell, by way of Pandoc |
| haskellPackages.elenco-albero | make tree from a list |
| haskellPackages.lrucache | a simple, pure LRU cache |
| haskellPackages.logstash | Logstash client library for Haskell |
| haskellPackages.easytest | Simple, expressive testing library |
| haskellPackages.kangaroo | Binary parsing with random access |
| haskellPackages.grpc-haskell | Haskell implementation of gRPC layered on shared C library |
| haskellPackages.haroonga | Low level bindings for Groonga |
| haskellPackages.functors | (.:) and friends, syntax for Functor and Applicative. |
| haskellPackages.fakedata | Library for producing fake data |
| haskellPackages.float128 | FFI bindings for C _Float128 |
| haskellPackages.TableAlgebra | Ferry Table Algebra |
| haskellPackages.campfire | Haskell implementation of the Campfire API |
| haskellPackages.global-config | Global mutable configuration |
| haskellPackages.github-app-token | Generate an installation access token for a GitHub App |
| haskellPackages.hw-aws-sqs-conduit | AWS SQS conduit |
| haskellPackages.enummaps | Enum wrappers for IntMap and IntSet |
| haskellPackages.distance | Useful distance datatype and functions |
| haskellPackages.fastmemo | Memoize functions on Generic types |
| haskellPackages.cauldron | Dependency injection library |
| haskellPackages.descrilo | Loads a list of items with fields |
| haskellPackages.hackage-diff | Compare the public API of different versions of a Hackage library |
| haskellPackages.bitmap-opengl | OpenGL support for Data.Bitmap. |
| haskellPackages.base64-string | Base64 implementation for String's |
| haskellPackages.downhill | Reverse mode automatic differentiation |
| haskellPackages.agreeing | Idiomatic data structure for agreement |
| haskellPackages.editline | Bindings to the editline library (libedit) |
| haskellPackages.gridland | Grid-based multimedia engine |
| haskellPackages.dovetail | A PureScript interpreter with a Haskell FFI |
| haskellPackages.hakismet | Akismet spam protection library |
| haskellPackages.hastache | Haskell implementation of Mustache templates |
| haskellPackages.hspecVariant | Spec for testing properties |
| haskellPackages.haskell-mpfr | Correctly-rounded arbitrary-precision floating-point arithmetic |
| haskellPackages.hscolour | Colourise Haskell code |
| haskellPackages.diskhash | Disk-based hash table |
| haskellPackages.hgettext | Bindings to libintl.h (gettext, bindtextdomain) |
| haskellPackages.debruijn | de Bruijn indices and levels |
| haskellPackages.brittany | Haskell source code formatter |
| haskellPackages.Spock-api-server | Another Haskell web framework for rapid development |
| haskellPackages.leksah-server | Metadata collection for leksah |
| haskellPackages.hls-hlint-plugin | Hlint integration plugin with Haskell Language Server |
| haskellPackages.beam-migrate | SQL DDL support and migrations support library for Beam |