| packages/nixpkgs/haskellPackages.braid | Types and functions to work with braids and Khovanov homology |
| packages/nixpkgs/haskellPackages.from-env | Provides a generic way to construct values from environment variables |
| packages/nixpkgs/haskellPackages.car-pool | Simple web-server for organizing car-pooling for an event |
| packages/nixpkgs/haskellPackages.mappy | A functional programming language focused around maps |
| packages/nixpkgs/haskellPackages.loch-th | Support for precise error locations in source files (Template Haskell version) |
| packages/nixpkgs/haskellPackages.limp-cbc | bindings for integer linear programming solver Coin/CBC |
| packages/nixpkgs/haskellPackages.app-lens | applicative (functional) bidirectional programming beyond composition chains |
| packages/nixpkgs/haskellPackages.ghc-core | Display GHC's core and assembly output in a pager |
| packages/nixpkgs/haskellPackages.fftw-ffi | Low-level interface to FFTW (Fast Fourier Transform) |
| packages/nixpkgs/haskellPackages.ilist | Optimised list functions for doing index-related things |
| packages/nixpkgs/haskellPackages.hiedb | Generates a references DB from .hie files |
| packages/nixpkgs/haskellPackages.hs2ps | Translate Haskell types to PureScript |
| packages/nixpkgs/haskellPackages.harpy | Runtime code generation for x86 machine code |
| packages/nixpkgs/haskellPackages.fxpak | Interface to the FXPak/FXPak Pro USB interface |
| packages/nixpkgs/haskellPackages.early | Early return syntax in do-notation (GHC plugin) |
| packages/nixpkgs/haskellPackages.hlivy | Client library for the Apache Livy REST API |
| packages/nixpkgs/haskellPackages.lingo | File extension based programming language detection |
| packages/nixpkgs/haskellPackages.fresh | Introduce fresh variables into Haskell source code |
| packages/nixpkgs/haskellPackages.error-or | Composable, hierarchical errors |
| packages/nixpkgs/haskellPackages.ghc-prof | Library for parsing GHC time and allocation profiling reports |
| packages/nixpkgs/haskellPackages.ccast | typesafe c-style casts; useful for FFI |
| packages/nixpkgs/haskellPackages.cmark | Fast, accurate CommonMark (Markdown) parser and renderer |
| packages/nixpkgs/haskellPackages.hasql | Fast PostgreSQL driver with a flexible mapping API |
| packages/nixpkgs/haskellPackages.ghc-gc-hook | GHC garbage collection hook |
| packages/nixpkgs/haskellPackages.faker | Pure Haskell library for generating fake data |
| packages/nixpkgs/haskellPackages.fixed | Signed 15.16 precision fixed point arithmetic |
| packages/nixpkgs/haskellPackages.hxweb | Minimal webframework using fastcgi, libxml2 and libxslt |
| packages/nixpkgs/haskellPackages.hgrep | Search Haskell source code from the command line |
| packages/nixpkgs/haskellPackages.hedra | A small library and executable for generating dice rolls |
| packages/nixpkgs/haskellPackages.hs-asapo | Haskell bindings for ASAP:O |
| packages/nixpkgs/haskellPackages.fast-nats | Natural Numbers with no overhead |
| packages/nixpkgs/haskellPackages.table | Simple tool to generate tables from DSV input |
| packages/nixpkgs/haskellPackages.type-sets | Type-level sets |
| packages/nixpkgs/haskellPackages.yesod | Creation of type-safe, RESTful web applications |
| packages/nixpkgs/haskellPackages.retry | Retry combinators for monadic actions that may fail |
| packages/nixpkgs/haskellPackages.vec-lens | Vec: length-indexed (sized) list: lens support |
| packages/nixpkgs/haskellPackages.metro | A simple tcp and udp socket server framework |
| packages/nixpkgs/haskellPackages.runhs | Stack wrapper for single-file Haskell programs |
| packages/nixpkgs/haskellPackages.yices | Haskell programming interface to Yices SMT solver |
| packages/nixpkgs/haskellPackages.om-actor | Actor pattern utilities |
| packages/nixpkgs/haskellPackages.tree-diff | Diffing of (expression) trees |
| packages/nixpkgs/haskellPackages.ral-lens | Length-indexed random access lists: lens utilities |
| packages/nixpkgs/haskellPackages.tie-knot | "Ties the knot" on a given set of structures that reference each other by keys |
| packages/nixpkgs/haskellPackages.warp-quic | Warp based on QUIC |
| packages/nixpkgs/haskellPackages.waldo | A generator of comics based on some ascertainable data about the requester |
| packages/nixpkgs/haskellPackages.mmzk-env | Read environment variables into a user-defined data type |
| packages/nixpkgs/haskellPackages.stdio | A simple and high performance IO toolkit for Haskell |
| packages/nixpkgs/haskellPackages.thimk | Command-line spelling word suggestion tool |
| packages/nixpkgs/haskellPackages.mpppc | Multi-dimensional parametric pretty-printer with color |
| packages/nixpkgs/haskellPackages.ogma-cli | Ogma: Helper tool to interoperate between Copilot and other languages |
| packages/nixpkgs/haskellPackages.rest-snap | Rest driver for Snap |
| packages/nixpkgs/haskellPackages.since | Get the number of seconds since the last invocation |
| packages/nixpkgs/haskellPackages.ngram | Ngram models for compressing and classifying text |
| packages/nixpkgs/haskellPackages.quack | Convenience parser combinators for URI query strings |
| packages/nixpkgs/haskellPackages.pure-sum | Derive fromString/toString-like for pure sum types |
| packages/nixpkgs/haskellPackages.vty-menu | A lib for displaying a menu and getting a selection using VTY |
| packages/nixpkgs/haskellPackages.monad-st | Provides a MonadST class |
| packages/nixpkgs/haskellPackages.spars | A sparse set-based parsing library for Haskell |
| packages/nixpkgs/haskellPackages.papa-base | Prelude with only useful functions |
| packages/nixpkgs/haskellPackages.papa-lens | Prelude with only useful functions |
| packages/nixpkgs/haskellPackages.nano-hmac | Bindings to OpenSSL HMAC |
| packages/nixpkgs/haskellPackages.swarm | 2D resource gathering game with programmable robots |
| packages/nixpkgs/haskellPackages.tic-tac-toe | Useful if reading "Why FP matters" by John Hughes |
| packages/nixpkgs/haskellPackages.zlib-core | Thin wrapper for zlib |
| packages/nixpkgs/haskellPackages.monad-ox | Monad for observation extraction |
| packages/nixpkgs/haskellPackages.varan | Process mpileup output to identify significant differences |
| packages/nixpkgs/haskellPackages.vimus | An MPD client with vim-like key bindings |
| packages/nixpkgs/haskellPackages.xsha1 | cryptanalysis of Blizzard's broken SHA-1 implementation |
| packages/nixpkgs/haskellPackages.menoh | Haskell binding for Menoh DNN inference library |
| packages/nixpkgs/haskellPackages.monus | a 'Monus' is a commutative monoid that allows a notion of substraction |
| packages/nixpkgs/haskellPackages.rhine | Functional Reactive Programming with type-level clocks |
| packages/nixpkgs/haskellPackages.patat | Terminal-based presentations using Pandoc |
| packages/nixpkgs/haskellPackages.nixdu | Interactively browse a Nix store paths dependencies |
| packages/nixpkgs/haskellPackages.mlkem | Module-Lattice-based Key-Encapsulation Mechanism |
| packages/nixpkgs/haskellPackages.yaya-test | Test suites for `yaya` |
| packages/nixpkgs/haskellPackages.vcard | A library for parsing/printing vCards from/to various formats |
| packages/nixpkgs/haskellPackages.omega | A purely functional programming language and a proof system |
| packages/nixpkgs/haskellPackages.spork | Catch errors from pure computations in a Maybe/Either |
| packages/nixpkgs/haskellPackages.qr-repa | Library to generate QR codes from bytestrings and objects and scale image files |
| packages/nixpkgs/haskellPackages.uniq-deep | uniq-deep |
| packages/nixpkgs/haskellPackages.patch | Data structures for describing changes to other data structures |
| packages/nixpkgs/haskellPackages.ohloh-hs | Interface to the Ohloh API |
| packages/nixpkgs/haskellPackages.porte | FreeBSD ports index search and analysis tool |
| packages/nixpkgs/haskellPackages.sdl2-fps | Run of the mill, frames per second timer implementation |
| packages/nixpkgs/haskellPackages.pact-time | Time Library for Pact |
| packages/nixpkgs/haskellPackages.rapid | Hot reload and reload-surviving values with GHCi |
| packages/nixpkgs/haskellPackages.type-tree | Tree representations of datatypes |
| packages/nixpkgs/haskellPackages.xtest | Thin FFI bindings to X11 XTest library |
| packages/nixpkgs/haskellPackages.quiet | Generic deriving of Read/Show with no record labels |
| packages/nixpkgs/haskellPackages.text-rope | Text lines and ropes |
| packages/nixpkgs/haskellPackages.pixiv | Pixiv API binding based on servant-client |
| packages/nixpkgs/haskellPackages.vt-utils | Vector and Text utilities |
| packages/nixpkgs/haskellPackages.phino | Command-Line Manipulator of 𝜑-Calculus Expressions |
| packages/nixpkgs/haskellPackages.rest-core | Rest API library |
| packages/nixpkgs/haskellPackages.ztail | Multi-file, colored, filtered log tailer |
| packages/nixpkgs/haskellPackages.pbkdf | Haskell implementation of the PBKDF functions from RFC-2898 |
| packages/nixpkgs/haskellPackages.velma | Automatically add files to exposed-modules and other-modules |
| packages/nixpkgs/haskellPackages.mock-time | Mock time in tests |
| packages/nixpkgs/haskellPackages.monadLib | A collection of monad transformers |
| packages/nixpkgs/haskellPackages.spice | An FRP-based game engine written in Haskell |