| haskellPackages.data-forest | A simple multi-way tree data structure |
| haskellPackages.layoutz | Simple, beautiful CLI output for Haskell |
| haskellPackages.fastcgi | A Haskell library for writing FastCGI programs |
| haskellPackages.indexed | Haskell98 indexed functors, monads, comonads |
| haskellPackages.data-tree-print | Print Data instances as a nested tree |
| haskellPackages.blockio | Perform batches of disk I/O operations |
| haskellPackages.jupyter | A library for creating and using Jupyter kernels |
| haskellPackages.gitlib-test | Test library for confirming gitlib backend compliance |
| haskellPackages.atomic-css | Type-safe, composable CSS utility functions. Inspired by Tailwindcss and Elm-UI |
| haskellPackages.indents | indentation sensitive parser-combinators for parsec |
| haskellPackages.bktrees | A set data structure with approximate searching |
| haskellPackages.hnix-store-core | Core effects for interacting with the Nix store |
| haskellPackages.himerge | Haskell Graphical User Interface for Emerge |
| haskellPackages.llvm-pretty | A pretty printing library inspired by the llvm binding |
| haskellPackages.hp2any-core | Heap profiling helper library |
| haskellPackages.jukebox | A first-order reasoning toolbox |
| haskellPackages.doctest | Test interactive Haskell examples |
| haskellPackages.caldims | Calculation tool and library supporting units |
| haskellPackages.gnuplot | 2D and 3D plots using gnuplot |
| haskellPackages.logging | Simplified logging in IO for application writers |
| haskellPackages.ghc-lib-parser | The GHC API, decoupled from GHC versions |
| haskellPackages.disk-free-space | Retrieve information about disk space usage |
| haskellPackages.kleene-list | A list type based on the Kleene star and plus |
| haskellPackages.haddock | A documentation-generation tool for Haskell libraries |
| haskellPackages.Updater | Monadic FRP library based on stm |
| haskellPackages.dedukti | A type-checker for the λΠ-modulo calculus |
| haskellPackages.apelsin | Server and community browser for the game Tremulous |
| haskellPackages.lens-simple | simplified import of elementary lens-family combinators |
| haskellPackages.gi-adwaita | Adwaita bindings |
| haskellPackages.ghc-tags_1_7 | Utility for generating ctags and etags with GHC API |
| haskellPackages.auto-export | Automatically add things to module export list |
| haskellPackages.irc-fun-client | Another library for writing IRC clients |
| haskellPackages.grapesy | Native Haskell implementation of the gRPC framework |
| haskellPackages.imapget | Downloads email from imap SSL servers |
| haskellPackages.json2-types | Defined JSON data types and function for renders JSON to string |
| haskellPackages.dequeue | A typeclass and an implementation for double-ended queues |
| haskellPackages.festung | Remote multi-db SQLCipher server |
| haskellPackages.haskseg | Simple unsupervised segmentation model |
| haskellPackages.hrfsize | File size in human readable format |
| haskellPackages.intcode | Advent of Code 2019 intcode interpreter |
| haskellPackages.hstzaar | A two player abstract strategy game |
| haskellPackages.infernu | Type inference and checker for JavaScript (experimental) |
| haskellPackages.hreq-client | A Type dependent Highlevel HTTP client library |
| haskellPackages.dyepack | Programatically identify space leaks in your program |
| haskellPackages.hArduino | Control your Arduino board from Haskell |
| haskellPackages.gi-gmodule | GModule bindings |
| haskellPackages.lazyset | Set and Map from lazy/infinite lists |
| haskellPackages.boombox | Chronokinetic stream sources and incremental consumers |
| haskellPackages.keysafe | back up a secret key securely to the cloud |
| haskellPackages.futhask | Generate Haskell wrappers for Futhark libraries |
| haskellPackages.looksee | A simple text parser with decent errors |
| haskellPackages.hemokit | Haskell port of the Emokit EEG project |
| haskellPackages.hs-excelx | HS-Excelx provides basic read-only access to Excel 2007 and 2010 documents in XLSX format |
| haskellPackages.gpcsets | Generalized Pitch Class Sets for Haskell |
| haskellPackages.charade | Rapid prototyping websites with Snap and Heist |
| haskellPackages.atrophy | Faster integer division and modulus operations |
| haskellPackages.hylolib | Tools for hybrid logics related programs |
| haskellPackages.hobbits | A library for canonically representing terms with binding |
| haskellPackages.javelin | Labeled one-dimensional arrays |
| haskellPackages.gambler | Composable, streaming, and efficient left folds |
| haskellPackages.imparse | Multi-platform parser analyzer and generator |
| haskellPackages.gi-webkit2 | WebKit2 bindings |
| haskellPackages.dhall-to-cabal | Compile Dhall expressions to Cabal files |
| haskellPackages.elm-bridge | Derive Elm types and Json code from Haskell types, using aeson's options |
| haskellPackages.family-tree | A family tree library for the Haskell programming language |
| haskellPackages.isohunt | Bindings to the isoHunt torrent search API |
| haskellPackages.lambda-devs | a Paralell-DEVS implementaion based on distributed-process |
| haskellPackages.gi-gobject | GObject bindings |
| haskellPackages.data-layout | Read/write arbitrary binary layouts to a "Data.Vector.Storable". |
| haskellPackages.codepad | Submit and retrieve paste output from CodePad.org. |
| haskellPackages.crdt-event-fold | Garbage collected event folding CRDT |
| haskellPackages.longboi | Dependently-typed linked list implementation |
| haskellPackages.data-files-gen | Generate data-files Cabal file field from existing files |
| haskellPackages.cse-ghc-plugin | Compiler plugin for common subexpression elimination |
| haskellPackages.data-treify | Reify a recursive data structure into an explicit graph |
| haskellPackages.aws-sns-verify | Parse and verify AWS SNS messages |
| haskellPackages.Twofish | An implementation of the Twofish Symmetric-key cipher |
| haskellPackages.hschema | Describe schemas for your Haskell data types |
| haskellPackages.kansas-lava | Kansas Lava is a hardware simulator and VHDL generator |
| haskellPackages.http-listen | Listen to HTTP requests and handle them in arbitrary ways |
| haskellPackages.gi-gstbase | GStreamerBase bindings |
| haskellPackages.liboath-hs | Bindings to liboath |
| haskellPackages.inflist | An infinite list type and operations thereon |
| haskellPackages.genesis | Opinionated bootstrapping for Haskell web services |
| haskellPackages.laminar | Run dependent IO actions asynchronously |
| haskellPackages.achille | A library for building static site generators |
| haskellPackages.indices | Multi-dimensional statically bounded indices |
| haskellPackages.bytezap | Bytestring builder with zero intermediate allocation |
| haskellPackages.hfusion | A library for fusing a subset of Haskell programs |
| haskellPackages.imports | Generate code for importing directories automatically |
| haskellPackages.capataz | OTP-like supervision trees in Haskell |
| haskellPackages.jmonkey | Jmonkey is very restricted but handy EDSL for JavaScript |
| haskellPackages.hayland | Haskell bindings for the C Wayland library |
| haskellPackages.freer-par-monad | Freer par monad |
| haskellPackages.ghc-debug-stub | Functions for instrumenting your application so the heap can be analysed with ghc-debug-common |
| haskellPackages.batchd-core | Core modules of batchd, to use in batchd extensions |
| haskellPackages.align-audio | Find relative time displacement of two recordings of the same music |
| haskellPackages.api-rpc-pegnet | simple json-rpc client for PegNet |
| haskellPackages.matroid | matroid (combinatorial pre-geometries) library |
| haskellPackages.ghc-tags_1_8 | Utility for generating ctags and etags with GHC API |