| haskellPackages.hsc3-plot | Haskell SuperCollider Plotting |
| haskellPackages.hlivy | Client library for the Apache Livy REST API |
| haskellPackages.judge | Tableau-based theorem prover for justification logic |
| haskellPackages.lss | Lexical Style Sheets - a language for writing styles that is focused around lexical (ie, static) scoping and re-use of large components |
| haskellPackages.loch-th | Support for precise error locations in source files (Template Haskell version) |
| haskellPackages.hpdft | A tool for looking through PDF file using Haskell |
| haskellPackages.hunch | CSS-like syntax for file system manipulation |
| haskellPackages.app-lens | applicative (functional) bidirectional programming beyond composition chains |
| haskellPackages.data-svd | SVD (System view description) file handling |
| haskellPackages.ccast | typesafe c-style casts; useful for FFI |
| haskellPackages.c2hs | C->Haskell FFI tool that gives some cross-language type safety |
| haskellPackages.early | Early return syntax in do-notation (GHC plugin) |
| haskellPackages.cfenv | A library getting the environment when running on Cloud Foundry |
| haskellPackages.cmark | Fast, accurate CommonMark (Markdown) parser and renderer |
| haskellPackages.infix | Infix expression re-parsing (for HsParser library) |
| haskellPackages.java-adt | Create immutable algebraic data structures for Java |
| haskellPackages.hills | Generate STL models from SRTM elevation data |
| haskellPackages.hs-asapo | Haskell bindings for ASAP:O |
| haskellPackages.hcobs | An implementation of the Consistent Overhead Byte Stuffing algorithm |
| haskellPackages.hdiff | Pattern-Expression-based differencing of arbitrary types |
| haskellPackages.louis | Turning images into text using Braille font |
| haskellPackages.hleap | Web Socket interface to Leap Motion controller |
| haskellPackages.hyper | Display class for the HyperHaskell graphical Haskell interpreter |
| haskellPackages.heist | An Haskell template system supporting both HTML5 and XML |
| haskellPackages.TotalMap | A total map datatype |
| haskellPackages.cache | An in-memory key/value store with expiration support |
| haskellPackages.elynx | Validate and (optionally) redo ELynx analyses |
| haskellPackages.hsql-odbc | A Haskell Interface to ODBC |
| haskellPackages.free-game | Create games for free |
| haskellPackages.codex | A ctags file generator for cabal project dependencies |
| haskellPackages.gitdo | Create Github issues out of TODO comments in code |
| haskellPackages.hedra | A small library and executable for generating dice rolls |
| haskellPackages.borel | Metering System for OpenStack metrics provided by Vaultaire |
| haskellPackages.c2ats | Translate C code into ATS |
| haskellPackages.ghc-gc-hook | GHC garbage collection hook |
| haskellPackages.lingo | File extension based programming language detection |
| haskellPackages.omega | A purely functional programming language and a proof system |
| haskellPackages.monad-tx | A transactional state monad |
| haskellPackages.yesod | Creation of type-safe, RESTful web applications |
| haskellPackages.text-rope | Text lines and ropes |
| haskellPackages.retry | Retry combinators for monadic actions that may fail |
| haskellPackages.nixdu | Interactively browse a Nix store paths dependencies |
| haskellPackages.treap | Efficient implementation of the implicit treap data structure |
| haskellPackages.spars | A sparse set-based parsing library for Haskell |
| haskellPackages.xtest | Thin FFI bindings to X11 XTest library |
| haskellPackages.quack | Convenience parser combinators for URI query strings |
| haskellPackages.vec-lens | Vec: length-indexed (sized) list: lens support |
| haskellPackages.type-sets | Type-level sets |
| haskellPackages.scope | An interactive renderer for plotting time-series data |
| haskellPackages.ngram | Ngram models for compressing and classifying text |
| haskellPackages.sdl2-fps | Run of the mill, frames per second timer implementation |
| haskellPackages.model | Derive a model of a data type using Generics |
| haskellPackages.papa-base | Prelude with only useful functions |
| haskellPackages.patch | Data structures for describing changes to other data structures |
| haskellPackages.pbkdf | Haskell implementation of the PBKDF functions from RFC-2898 |
| haskellPackages.swarm | 2D resource gathering game with programmable robots |
| haskellPackages.mlkem | Module-Lattice-based Key-Encapsulation Mechanism |
| haskellPackages.qhull | Delaunay triangulation, Voronoi diagrams and convex hulls |
| haskellPackages.units | A domain-specific type system for dimensional analysis |
| haskellPackages.word-wrap | A library for word-wrapping |
| haskellPackages.tie-knot | "Ties the knot" on a given set of structures that reference each other by keys |
| haskellPackages.since | Get the number of seconds since the last invocation |
| haskellPackages.mmzk-env | Read environment variables into a user-defined data type |
| haskellPackages.qr-repa | Library to generate QR codes from bytestrings and objects and scale image files |
| haskellPackages.monus | a 'Monus' is a commutative monoid that allows a notion of substraction |
| haskellPackages.rest-core | Rest API library |
| haskellPackages.type-tree | Tree representations of datatypes |
| haskellPackages.vimus | An MPD client with vim-like key bindings |
| haskellPackages.motor | Type-safe effectful state machines in Haskell |
| haskellPackages.qq-bytes | QuasiQuoter for byte sequence |
| haskellPackages.waldo | A generator of comics based on some ascertainable data about the requester |
| haskellPackages.menoh | Haskell binding for Menoh DNN inference library |
| haskellPackages.rhine | Functional Reactive Programming with type-level clocks |
| haskellPackages.xsha1 | cryptanalysis of Blizzard's broken SHA-1 implementation |
| haskellPackages.monad-ox | Monad for observation extraction |
| haskellPackages.ztail | Multi-file, colored, filtered log tailer |
| haskellPackages.proc-net | Parse /proc/net/{tcp,tcp6,udp,udp6} |
| haskellPackages.rest-snap | Rest driver for Snap |
| haskellPackages.velma | Automatically add files to exposed-modules and other-modules |
| haskellPackages.vt-utils | Vector and Text utilities |
| haskellPackages.users | A library simplifying user management for web applications |
| haskellPackages.om-actor | Actor pattern utilities |
| haskellPackages.table | Simple tool to generate tables from DSV input |
| haskellPackages.sieve | Sieve is an implementation of the Sieve abstract data type |
| haskellPackages.porte | FreeBSD ports index search and analysis tool |
| haskellPackages.nix-tree | Interactively browse a Nix store paths dependencies |
| haskellPackages.yaya-test | Test suites for `yaya` |
| haskellPackages.tree-diff | Diffing of (expression) trees |
| haskellPackages.uuagc | Attribute Grammar System of Universiteit Utrecht |
| haskellPackages.ogma-cli | Ogma: Helper tool to interoperate between Copilot and other languages |
| haskellPackages.runhs | Stack wrapper for single-file Haskell programs |
| haskellPackages.monadLib | A collection of monad transformers |
| haskellPackages.phino | Command-Line Manipulator of 𝜑-Calculus Expressions |
| haskellPackages.monad-st | Provides a MonadST class |
| haskellPackages.oeis2 | Interface for Online Encyclopedia of Integer Sequences (OEIS) |
| haskellPackages.padic | Fast, type-safe p-adic arithmetic |
| haskellPackages.warp-quic | Warp based on QUIC |
| haskellPackages.scale | SCALE v2.0 codec for Haskell Web3 library. |
| haskellPackages.yjftp | CUI FTP client like 'ftp', 'ncftp' |
| haskellPackages.text-lens | Lenses for operating over text |