| haskellPackages.ginger | An implementation of the Jinja2 template language in Haskell |
| haskellPackages.edentv | A Tool to Visualize Parallel Functional Program Executions |
| haskellPackages.hSimpleDB | Interface to Amazon's SimpleDB service |
| haskellPackages.error-list | A useful type for collecting error messages |
| haskellPackages.fernet | Generate and verify HMAC-based authentication tokens |
| haskellPackages.funcmp | Functional MetaPost is a Haskell frontend to the MetaPost language |
| haskellPackages.hermit | Haskell Equational Reasoning Model-to-Implementation Tunnel |
| haskellPackages.fswait | Wait and observe events on the filesystem for a path, with a timeout |
| haskellPackages.dyna-gloss | FRP for gloss graphics and animation library |
| haskellPackages.loop-effin | control-monad-loop port for effin |
| haskellPackages.hamsql | Interpreter for SQL-structure definitions in YAML (YamSql) |
| haskellPackages.hinter | Runtime Haskell interpreter (GHC API wrapper) |
| haskellPackages.glob-posix | Haskell bindings for POSIX glob library |
| haskellPackages.TimePiece | A simple tile-based digital clock screen saver |
| haskellPackages.data-index | Extending the concept of indices for lists and other containers |
| haskellPackages.uni-graphs | Graphs |
| haskellPackages.shaker | simple and interactive command-line build tool |
| haskellPackages.primes | Efficient, purely functional generation of prime numbers |
| haskellPackages.ribbit | [Unmaintained] Type-level Relational DB combinators |
| haskellPackages.with-index | A tiny library for composing indexed traversals |
| haskellPackages.qr-imager | Library to generate images |
| haskellPackages.mstate | MState: A consistent State monad for concurrent applications |
| haskellPackages.rivet-core | Database migration library; core functionality |
| haskellPackages.schema | Encoding-independent schemas for Haskell data types |
| haskellPackages.tophat | Template-to-Haskell preprocessor, and templating language |
| haskellPackages.uuid-types | Type definitions for Universally Unique Identifiers |
| haskellPackages.yeamer | Yesod-based server for interactive presentation slides |
| haskellPackages.sqlcli | Bindings for SQL/CLI (ODBC) C API |
| haskellPackages.tamper | Blaze-style HTML templates as a Monad Transformer |
| haskellPackages.unitym | A monad type class shared between web services |
| haskellPackages.setenv | A cross-platform library for setting environment variables |
| haskellPackages.pipes-bzip | Streaming compression/decompression via pipes |
| haskellPackages.talash | Line oriented fast enough text search |
| haskellPackages.retrie | A powerful, easy-to-use codemodding tool for Haskell |
| haskellPackages.stripe-hs | Unofficial Stripe client |
| haskellPackages.tidal-link | Ableton Link integration for Tidal |
| haskellPackages.nats-queue | Haskell API for NATS messaging system |
| haskellPackages.test-certs | create temporary SSL certificates in tests |
| haskellPackages.webidl | Parser and Pretty Printer for the Web IDL Language |
| haskellPackages.search | Infinite search in finite time with Hilbert's epsilon |
| haskellPackages.seacat | Small web framework using Warp and WAI |
| haskellPackages.ploton | A useful cli tool to draw figures |
| haskellPackages.poly-arity | Tools for working with functions of undetermined arity |
| haskellPackages.sproxy | HTTP proxy for authenticating users via OAuth2 |
| haskellPackages.twidge | Unix Command-Line Twitter and Identica Client |
| haskellPackages.shell-pipe | Pipe streams through external shell commands |
| haskellPackages.simple-ui | UI library for terminal |
| haskellPackages.openai-hs | Unofficial OpenAI client |
| haskellPackages.netpbm | Loading PBM, PGM, PPM image files |
| haskellPackages.snow-white | encode any binary instance to white space |
| haskellPackages.union-find | Efficient union and equivalence testing of sets |
| haskellPackages.romkan | Japanese Romaji <-> Japanese Kana conversion library |
| haskellPackages.ordrea | Push-pull implementation of discrete-time FRP |
| haskellPackages.userid | The UserId type and useful instances for web development |
| haskellPackages.nix-graph | Reify the Nix build graph into a Haskell graph data structure |
| haskellPackages.pubsub | A library for Google/SixApart pubsub hub interaction |
| haskellPackages.tikzsd | A program for generating LaTeX code of string diagrams |
| haskellPackages.print-info | Can be used to coordinate the printing output |
| haskellPackages.typed-wire | Language-independent type-safe communication |
| haskellPackages.reloto | Equiprobable draw from publicly verifiable random data |
| haskellPackages.taggy-lens | Lenses for the taggy html/xml parser |
| haskellPackages.mueval | Safely evaluate pure Haskell expressions |
| haskellPackages.tracer | Tracing utilities for Functor/Applicative/Monad types |
| haskellPackages.monad-http | A class of monads which can do http requests |
| haskellPackages.mpi-hs-store | MPI bindings for Haskell |
| haskellPackages.prim-array | Primitive byte array with type variable |
| haskellPackages.size-based | Sized functors, for size-based enumerations |
| haskellPackages.sha256 | A modern binding to SHA256, HMAC, HKDF, and PBKDF2 |
| haskellPackages.splice | Cross-platform Socket to Socket Data Splicing |
| haskellPackages.static | Type-safe and interoperable static values and closures |
| haskellPackages.ralist | Random access list with a list compatible interface |
| haskellPackages.monad-tree | Tree data structure for nondeterministic computations |
| haskellPackages.sentry | Process monitoring tool written and configured in Haskell |
| haskellPackages.mismi-s3-core | AWS Library |
| haskellPackages.word24 | 24-bit word and int types for GHC |
| haskellPackages.mkbndl | Makes an OS X .app bundle from a binary. |
| haskellPackages.pa-pretty | Some pretty-printing helpers |
| haskellPackages.mmsyn5 | Various additional operations on lists (some with intermediate Monads) |
| haskellPackages.pg-entity | A pleasant PostgreSQL layer |
| haskellPackages.stm-io-hooks | Launch your IO-actions from within the STM monad |
| haskellPackages.random-fu | Random number generation |
| haskellPackages.regex-pcre | PCRE Backend for "Text.Regex" (regex-base) |
| haskellPackages.mock-httpd | A HTTP server for testing HTTP clients |
| haskellPackages.vitrea | Profunctor optics via the profunctor representation theorem |
| haskellPackages.shplit | A Haskell pattern splitter with emacs attachments |
| haskellPackages.tinyid | A secure URL-friendly string ID generator |
| haskellPackages.yaftee | Yet Another heFTy-inspired Extensible Effect |
| haskellPackages.yesod-test | integration testing for WAI/Yesod Applications |
| haskellPackages.simseq | Simulate sequencing with different models for priming and errors |
| haskellPackages.regex-base | Common "Text.Regex.*" API for Regex matching |
| haskellPackages.ppad-pbkdf | A password-based key derivation function |
| haskellPackages.neuron | Future-proof system for plain-text notes |
| haskellPackages.strip-ansi | Strip ANSI escape codes from strings |
| haskellPackages.procex | Ergonomic process launching with extreme flexibility and speed |
| haskellPackages.thrift | Haskell bindings for the Apache Thrift RPC system |
| haskellPackages.tensor | A completely type-safe library for linear algebra |
| haskellPackages.selda-json | JSON support for the Selda database library |
| haskellPackages.uhttpc | Minimal HTTP client library optimized for benchmarking |
| haskellPackages.zxcvbn-c | Password strength estimation |
| haskellPackages.optima | Simple command line interface arguments parser |