Language, engine, and tooling for expressing, testing, and evaluating composable language rules on input strings.

Servant is a Haskell DSL for describing, serving, querying, mocking, documenting web applications and more!

Haskell web framework inspired by Ruby's Sinatra, using WAI and Warp (Official Repository)

A fast Haskell JSON library

A type-safe, high-level SQL library for Haskell

Write type-safe GraphQL services in Haskell

🎮 NES Emulator written in Haskell

Erlang backend for the PureScript compiler

A high level web scraping library for Haskell.

A tutorial on Parallel and Concurrent Haskell

Validity and validity-based testing

EventStore Haskell TCP Client

CQRS Implementation for Haskell

OpenID Connect 1.0 client (RP) library for Haskell

A Haskell implementation of the OpenID 2.0 spec

PostgreSQL Schema Migrations for Haskell

Provides an eventsourcing high level API.

A test/example for using the EventStore from Haskell

Haskell Doge Serialized Object Notation Parser

DSON parser in Haskell with Parsec.

SimpleServer

EventSourcing BBL