| packages/nixpkgs/haskellPackages.circus | Types and a small DSL for working with netlistsvg |
| packages/nixpkgs/haskellPackages.data-named | Data types for named entities |
| packages/nixpkgs/haskellPackages.kind-apply | Utilities to work with lists of types |
| packages/nixpkgs/haskellPackages.uuid-aeson | Aeson types for UUID instances |
| packages/nixpkgs/haskellPackages.poker-base | A library for core poker types |
| packages/nixpkgs/haskellPackages.strict | Strict data types and String IO |
| packages/nixpkgs/haskellPackages.target | Generate test-suites from refinement types |
| packages/nixpkgs/haskellPackages.binrep | Encode precise binary representations directly in types |
| packages/nixpkgs/haskellPackages.derive | A program and library to derive instances for data types |
| packages/nixpkgs/haskellPackages.intern | Efficient hash-consing for arbitrary data types |
| packages/nixpkgs/haskellPackages.dep-t-value | Pair resources files with types within your program |
| packages/nixpkgs/haskellPackages.tracer | Tracing utilities for Functor/Applicative/Monad types |
| packages/nixpkgs/haskellPackages.word24 | 24-bit word and int types for GHC |
| packages/nixpkgs/haskellPackages.schema | Encoding-independent schemas for Haskell data types |
| packages/nixpkgs/haskellPackages.srcloc | Data types for managing source code locations |
| packages/nixpkgs/perl538Packages.DataUtil | Selection of utilities for data and data types |
| packages/nixpkgs/perl540Packages.DataUtil | Selection of utilities for data and data types |
| packages/nixpkgs/haskellPackages.AC-Colour | Efficient RGB colour types |
| packages/nixpkgs/haskellPackages.extra-data-yj | Additional data types |
| packages/nixpkgs/haskellPackages.gogol-core | Core data types and functionality for Gogol libraries |
| packages/nixpkgs/haskellPackages.asn1-parse | Simple monadic parser for ASN1 stream types |
| packages/nixpkgs/haskellPackages.bit-array | A bit array (aka bitset, bitmap, bit vector) API for numeric types |
| packages/nixpkgs/haskellPackages.vinyl-json | Provide json instances automagically to vinyl types |
| packages/nixpkgs/haskellPackages.time-units | A basic library for defining units of time as types |
| packages/nixpkgs/haskellPackages.valida | Simple applicative validation for product types, batteries included! |
| packages/nixpkgs/perl540Packages.DataPerl | Base classes wrapping fundamental Perl data types |
| packages/nixpkgs/perl538Packages.DataPerl | Base classes wrapping fundamental Perl data types |
| packages/nixpkgs/haskellPackages.SciBaseTypes | Base types and classes for statistics, sciences and humanities |
| packages/nixpkgs/haskellPackages.http-api-data-qq | Quasiquoter for building URLs with ToHttpApiData types |
| packages/nixpkgs/haskellPackages.c2hs-extra | Convenient marshallers for complicate C types |
| packages/nixpkgs/haskellPackages.sugar-data | Convert sugar to common data types for code generation |
| packages/nixpkgs/haskellPackages.binary-io | Read and write values of types that implement Binary |
| packages/nixpkgs/haskellPackages.xml-isogen | Generate XML-isomorphic types |
| packages/nixpkgs/haskellPackages.tagged | Haskell 98 phantom types to avoid unsafely passing dummy arguments |
| packages/nixpkgs/haskellPackages.th-compat | Backward- (and forward-)compatible Quote and Code types |
| packages/nixpkgs/haskellPackages.dom-events | DOM Events expressed as Haskell types |
| packages/nixpkgs/haskellPackages.generic-lexicographic-order | Derive Bounded and Enum for sum types and Enum for product types |
| packages/nixpkgs/haskellPackages.linear-smc | Build SMC morphisms using linear types |
| packages/nixpkgs/haskellPackages.elm-export | A library to generate Elm types from Haskell source |
| packages/nixpkgs/haskellPackages.nat-optics | Refinement types for natural numbers with an optics interface |
| packages/nixpkgs/yaziPlugins.rich-preview | Preview file types using rich in Yazi |
| packages/nixpkgs/haskellPackages.world-peace | Open Union and Open Product Types |
| packages/nixpkgs/haskellPackages.versions_5_0_5 | Types and parsers for software version numbers |
| packages/nixpkgs/haskellPackages.from-string | Instances of 'From' for common string types |
| packages/nixpkgs/haskellPackages.hslua-aeson | Allow aeson data types to be used with Lua |
| packages/nixpkgs/haskellPackages.linear-base | Standard library for linear types |
| packages/nixpkgs/haskellPackages.repa-scalar | Scalar data types and conversions |
| packages/nixpkgs/haskellPackages.strict-lens | Lenses for types in strict package |
| packages/nixpkgs/haskellPackages.numbers | Various number types |
| packages/nixpkgs/haskellPackages.polynom | Polynomial types and operations |
| packages/nixpkgs/haskellPackages.string-conv | Standardized conversion between string types |
| packages/nixpkgs/haskellPackages.text-binary | Binary instances for text types |
| packages/nixpkgs/haskellPackages.witness | values that witness types |
| packages/nixpkgs/haskellPackages.hnix-store-json | JSON serialization for core types |
| packages/nixpkgs/haskellPackages.cereal-time | Serialize instances for types from `time` package |
| packages/nixpkgs/haskellPackages.checked | Bounds-checking integer types |
| packages/nixpkgs/haskellPackages.http-kinder | Generic kinds and types for working with HTTP |
| packages/nixpkgs/haskellPackages.binary-enum | Simple wrappers around enum types |
| packages/nixpkgs/haskellPackages.http-common | Common types for HTTP clients and servers |
| packages/nixpkgs/haskellPackages.delta-store | Facilities for storing a Haskell value, using delta types |
| packages/nixpkgs/haskellPackages.present | Make presentations for data types |
| packages/nixpkgs/haskellPackages.strict-base | Strict versions of base data types |
| packages/nixpkgs/haskellPackages.hschema | Describe schemas for your Haskell data types |
| packages/nixpkgs/haskellPackages.benri-hspec | Simplify tests where Either or Maybe types are returned from monadic code |
| packages/nixpkgs/haskellPackages.gendocs | Library for generating interface documentation from types |
| packages/nixpkgs/haskellPackages.mutable | Automatic piecewise-mutable references for your types |
| packages/nixpkgs/haskellPackages.refined | Refinement types with static and runtime checking |
| packages/nixpkgs/haskellPackages.stringz | Optics for string-like data types |
| packages/nixpkgs/haskellPackages.pure-sum-aeson | Derive fromString/toString-like for pure sum types (aeson instances) |
| packages/nixpkgs/haskellPackages.MissingK | Useful types and definitions missing from other libraries |
| packages/nixpkgs/haskellPackages.barbies | Classes for working with types that can change clothes |
| packages/nixpkgs/haskellPackages.unboxed | All the standard sum types but strict and unboxed as possible |
| packages/nixpkgs/haskellPackages.valida-base | Simple applicative validation for product types, batteries included! |
| packages/nixpkgs/perl538Packages.FileLibMagic | Determine MIME types of data or files using libmagic |
| packages/nixpkgs/perl540Packages.FileLibMagic | Determine MIME types of data or files using libmagic |
| packages/nixpkgs/haskellPackages.chatty-text | Provides some classes and types for dealing with text, using the fundaments of Chatty |
| packages/nixpkgs/haskellPackages.hw-streams | Primitive functions and data types |
| packages/nixpkgs/haskellPackages.string-like | A package that aims to provide a uniform interface to string-like types |
| packages/nixpkgs/haskellPackages.rgb-color-model | Haskell types for working with RGB colors |
| packages/nixpkgs/haskellPackages.rollbar-hs | Core Rollbar data types and APIs |
| packages/nixpkgs/idris2Packages.idris2 | Purely functional programming language with first class types |
| packages/nixpkgs/haskellPackages.rounded-hw | Directed rounding for built-in floating types |
| packages/nixpkgs/haskellPackages.servant-db | Servant types for defining API with relational DBs |
| packages/nixpkgs/perl540Packages.autobox | Call methods on native types |
| packages/nixpkgs/perl538Packages.autobox | Call methods on native types |
| packages/nixpkgs/haskellPackages.finite-table | Types isomorphic to Fin, and Tables indexed by them |
| packages/nixpkgs/haskellPackages.clash-finite | A class for types with only finitely many inhabitants |
| packages/nixpkgs/haskellPackages.colour-space | Instances of the manifold-classes for colour types |
| packages/nixpkgs/haskellPackages.sized-vector | Size-parameterized vector types and functions |
| packages/nixpkgs/haskellPackages.record-aeson | Instances of "aeson" classes for the "record" types |
| packages/nixpkgs/haskellPackages.data-default_0_8_0_1 | A class for types with a default value |
| packages/nixpkgs/haskellPackages.evm-opcodes | Opcode types for Ethereum Virtual Machine (EVM) |
| packages/nixpkgs/haskellPackages.tedious-web | Easily define multiple interrelated data types |
| packages/nixpkgs/haskellPackages.parsec-class | Class of types that can be constructed from their text representation |
| packages/nixpkgs/haskellPackages.monadology_0_4 | The best ideas in monad-related classes and types |
| packages/nixpkgs/haskellPackages.data-default-class_0_2_0_0 | A class for types with a default value (compatibility shim) |
| packages/nixpkgs/haskellPackages.time-parsers | Parsers for types in `time` |
| packages/nixpkgs/haskellPackages.data-default | A class for types with a default value |
| packages/nixpkgs/haskellPackages.easy-bitcoin | types and functions for bitcoin applications |
| packages/nixpkgs/haskellPackages.to-string-class | Converting string-like types to Strings |