| haskellPackages.sandwich | Yet another test framework for Haskell |
| haskellPackages.simple-get-opt_0_4 | A simple library for processing command-line options |
| haskellPackages.persist-state | Serialization library with state and leb128 encoding |
| haskellPackages.pngload-fixed | Pure Haskell loader for PNG images |
| haskellPackages.servant-match | Standalone implementation of servant’s dispatching mechanism |
| haskellPackages.numeric-kinds | Type-level numeric types and classes |
| haskellPackages.simple-actors | A library for more structured concurrent programming, based on the Actor Model |
| haskellPackages.smtp2mta | Listen for SMTP traffic and send it to an MTA script |
| haskellPackages.symantic | Library for Typed Tagless-Final Higher-Order Composable DSL |
| haskellPackages.proctest | An IO library for testing interactive command line programs |
| haskellPackages.polysemy-fs | Low level filesystem operations for polysemy |
| haskellPackages.taskpool | Manage pools of possibly interdependent tasks using STM and async |
| haskellPackages.protocol | Model distributed system as type-level multi-party protocol |
| haskellPackages.titan-debug-yampa | Testing Infrastructure for Temporal AbstractioNs - Interactive Yampa debugging layer |
| haskellPackages.monad-metrics | A convenient wrapper around EKG metrics |
| haskellPackages.musicxml | MusicXML format encoded as Haskell type and functions of reading and writting |
| haskellPackages.named-formlet | A simple formlet library with named formlets |
| haskellPackages.simple-sql-parser | A parser for SQL |
| haskellPackages.seakale-tests | Helpers to test code using Seakale |
| haskellPackages.sdp-hashable | Hashable instances for SDP |
| haskellPackages.string-random | A library for generating random string from a regular experession |
| haskellPackages.par-traverse | Traverse a directory in parallel |
| haskellPackages.reverse-apply | Standard version of the reverse apply operator |
| haskellPackages.scrabble-bot | Scrabble play generation |
| haskellPackages.watchdog | Simple control structure to re-try an action with exponential backoff |
| haskellPackages.os-string-compat | Compatibility layer for os-string |
| haskellPackages.sound-collage | Approximate a song from other pieces of sound |
| haskellPackages.symantic-lib | Symantics for common types |
| haskellPackages.monatone | Pure Haskell library for audio metadata parsing and writing |
| haskellPackages.rainbow-tests | Tests and QuickCheck generators to accompany rainbow |
| haskellPackages.xmlbf-xmlhtml | xmlhtml backend support for the xmlbf library |
| haskellPackages.xml-prettify | Pretty print XML |
| haskellPackages.servant-smsc-ru | Servant client for smsc.ru service for sending SMS to cell phones |
| haskellPackages.prof2dot | Convert GHC profiles into GraphViz's dot format |
| haskellPackages.split-channel | Control.Concurrent.Chan split into sending and receiving halves. |
| haskellPackages.safe-failure-cme | control-monad-exception Instances for safe-failure |
| haskellPackages.stratux-types | A library for reading JSON output from stratux |
| haskellPackages.quipper-tools | Miscellaneous stand-alone tools for Quipper |
| haskellPackages.vault-tool-server | Utility library for spawning a HashiCorp Vault process |
| haskellPackages.salvia-extras | Collection of non-fundamental handlers for the Salvia web server |
| haskellPackages.rails-session | Decrypt Ruby on Rails sessions in Haskell |
| haskellPackages.monadloc-pp | A preprocessor for generating monadic call traces |
| haskellPackages.zigbee-znet25 | XBee ZNet 2.5 (ZigBee) wireless modem communications |
| haskellPackages.shake-persist | Shake build system on-disk caching |
| haskellPackages.poseidon | Simple extensible library to run SQL file against PostgreSQL database |
| haskellPackages.snaplet-ghcjs | Serve javascript files compiled with GHCJS |
| haskellPackages.pdfsplit | split two-column PDFs, so there is one column per page |
| haskellPackages.shake-cabal-build | Utility for building Shake build systems using Cabal sandboxes |
| haskellPackages.quantum-arrow | An embedding of quantum computation as a Haskell arrow |
| haskellPackages.oauth10a | Fully Automatic Luxury OAuth 1.0a headers |
| haskellPackages.yesod-angular-ui | Angular Helpers |
| haskellPackages.tagged-binary | Provides tools for serializing data tagged with type information |
| haskellPackages.yi-language | Collection of language-related Yi libraries |
| haskellPackages.tmapchan | An insert-ordered multimap (indexed FIFO) which consumes values as you lookup |
| haskellPackages.safe-money-cereal | Instances from the cereal library for the safe-money library |
| haskellPackages.tasty-process | Test execution of external processes with Tasty |
| haskellPackages.polysemy-log | Polysemy effects for logging |
| haskellPackages.monad-journal | Pure logger typeclass and monad transformer |
| haskellPackages.punycode | Encode unicode strings to ascii forms according to RFC 3492 |
| haskellPackages.reliable-io | Bindings to the low-level reliable.io library. |
| haskellPackages.raven-haskell | Haskell client for Sentry logging service |
| haskellPackages.werewolf | A game engine for playing werewolf within an arbitrary chat client |
| haskellPackages.polysemy-req | Polysemy effect for req |
| haskellPackages.vector-random | Generate vectors filled with high quality pseudorandom numbers |
| haskellPackages.rocksdb-query | RocksDB database querying library for Haskell |
| haskellPackages.typst-symbols | Symbol and emoji lookup for typst language |
| haskellPackages.random-string | Generate a random base 16, 58, or 64 string |
| haskellPackages.median-stream | Constant-time queries for the median of a stream of numeric data |
| haskellPackages.non-negative | Non-negative numbers |
| haskellPackages.tagged-timers | Simple wrappers for timing IO actions (single-threaded) |
| haskellPackages.nanopass | Create compilers using small passes and many intermediate representations |
| haskellPackages.prodapi-proxy | write an HTTP proxy with prodapi counters |
| haskellPackages.pretty-simple | pretty printer for data types with a 'Show' instance |
| haskellPackages.monad-persist | An mtl-style typeclass and transformer for persistent |
| haskellPackages.paripari | Parser combinators with fast-path and slower fallback for error reporting |
| haskellPackages.monad-finally | Guard monadic computations with cleanup actions |
| haskellPackages.system-fileio | Consistent filesystem interaction across GHC versions (deprecated) |
| haskellPackages.raw-feldspar | Resource-Aware Feldspar |
| haskellPackages.minilens | A minimalistic lens library, providing only the simplest, most basic lens functionality |
| haskellPackages.unusable-pkg | Utility construction of the graph depending unusable packages |
| haskellPackages.prettyprinter-combinators | Some useful combinators for the prettyprinter package |
| haskellPackages.representable-profunctors | This package has been absorbed into profunctor-extras |
| haskellPackages.lsp_2_4_0_0 | Haskell library for the Microsoft Language Server Protocol |
| haskellPackages.hosc_0_21_1 | Haskell Open Sound Control |
| haskellPackages.lsp_2_1_0_0 | Haskell library for the Microsoft Language Server Protocol |
| haskellPackages.tar_0_6_4_0 | Reading, writing and manipulating ".tar" archive files. |
| haskellPackages.tar_0_6_0_0 | Reading, writing and manipulating ".tar" archive files. |
| haskellPackages.AC-VanillaArray | Immutable arrays with plain integer indicies |
| haskellPackages.DarcsHelpers | Code used by Patch-Shack that seemed sensible to open for reusability |
| haskellPackages.ClickHaskell-tls | ClickHaskell TLS extension |
| haskellPackages.GPipe-TextureLoad | Load GPipe textures from filesystem |
| haskellPackages.FloatingHex | Read and write hexadecimal floating point numbers |
| haskellPackages.NaperianNetCDF | Instances of NcStore for hypercuboids |
| haskellPackages.ComonadSheet | A library for expressing spreadsheet-like computations as the fixed-points of comonads |
| haskellPackages.FirstOrderTheory | Grammar and typeclass for first order theories |
| haskellPackages.generic-aeson | Derivation of Aeson instances using GHC generics |
| haskellPackages.foldable-ix | Functions to find out the indices of the elements in the Foldable structures |
| haskellPackages.fltkhs-themes | A set of themed widgets that provides drop in replacements to the ones in FLTKHS |
| haskellPackages.comfort-graph | Graph structure with type parameters for nodes and edges |
| haskellPackages.language-lua | Lua parser and pretty-printer |