Open source. Open possibilities.

NeoHaskell is a beginner-friendly Haskell dialect designed for productivity, with tooling, testing, and documentation built-in for easy app development.

Awesomo is a curated collection of open source projects organized by programming language, offering developers a quick way to discover active repositories and contribute to open source.

Compiler Explorer is an interactive web tool for compiling code in C, C++, Rust, Go and 30+ other languages and viewing the resulting assembly in real time. It supports multiple compilers per language, configurable layouts and a REST API, and can be self-hosted.

ShellCheck is a GPLv3 static analysis tool for bash/sh shell scripts that flags syntax issues, semantic problems, and portability pitfalls. It runs in terminals, editors, and CI pipelines, with output formats including JSON, CheckStyle XML, and GCC-compatible warnings.

PureScript is a small, strongly typed functional programming language with expressive types that compiles to JavaScript, written in and inspired by Haskell.

Pandoc is a universal markup converter that functions as both a Haskell library and a command-line tool for converting documents between a wide variety of markup formats.

PostgREST serves a fully RESTful API from any existing PostgreSQL database. It handles JWT authentication, delegates authorization to database roles, supports schema-based versioning, generates OpenAPI docs, and pushes data validation and JSON serialization into SQL.