A fast type checker and language server for Python

Parsing, analyzing, and comparing source code across many languages

A programming language to skip the things you have already computed

A userspace out-of-memory killer

Pattern matching syntax for ECMAScript

Property fuzzing for OCaml

A JavaScript bundle optimizer.

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

Reason Debugger

OCaml bindings for the virtual-dom library

Reagents for multicore OCaml

Multicore OCaml

Copy buffer content with syntax highlighting

Simple, fast & type safe code that leverages the JavaScript & OCaml ecosystems

The definitive guide for using Flow static JavaScript type checker (https://flowtype.org)

Source code of the official F8 app of 2017, powered by React Native and other Facebook open source projects.

A bytecode optimizer for Android apps

A low-level programming language inspired by TypeScript

Refinement Types for Scripting Languages

A babel plugin to generate React PropTypes definitions from Flow type declarations.

Get started with React, Redux, and React-Router.

A React framework for building text editors.

A library for incremental computations

The Swift Programming Language

wu.js is a JavaScript library providing higher order functions for ES6 iterators.

A central repository for Flow library definitions

Official ECMAScript Conformance Test Suite

A static analyzer for Java, C, C++, and Objective-C

Inline style system for JSX

Prettify the result from Facebook Flow type check tool, making it easier to read