The library for web and native user interfaces.

A framework for building native applications using React

Set up a modern web app by running one command.

Easy to maintain open source documentation websites.

A library that provides an embeddable, persistent key-value store for fast storage.

An open-source C++ library developed and used at Facebook.

Zstandard - Fast real-time compression algorithm

Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.

Adds static typing to JavaScript to improve developer productivity and code quality.

Tool for producing high quality forecasts for time series data that has multiple seasonality with linear or non-linear growth.

Relay is a JavaScript framework for building data-driven React applications.

Yoga is an embeddable layout engine targeting web standards.

A virtual machine for executing programs written in Hack.

An Android library for managing images and the memory they use.

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

A desktop debugging platform for mobile developers.

Stetho is a debug bridge for Android applications, enabling the powerful Chrome Developer Tools and much more.

Watches files and records, or triggers actions, when they change.

A JavaScript engine optimized for running React Native.

An extension that allows inspection of React component hierarchy in the Chrome and Firefox Developer Tools.