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A framework for building native apps with React.

A declarative, efficient, and flexible JavaScript library for building user interfaces.

A desktop debugging platform for mobile developers.

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

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

🚇 The JavaScript bundler for React Native.

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

A React-inspired view framework for iOS.

A fast build system that encourages the creation of small, reusable modules over a variety of platforms and languages.

A bytecode optimizer for Android apps

A virtual machine for executing programs written in Hack.

Facebook ZeroMQ wrappers.

Bistro is a flexible distributed scheduler, a high-performance framework supporting multiple paradigms while retaining ease of configuration, management, and monitoring.

Zstandard - Fast real-time compression algorithm

Facebook's branch of Apache Thrift, including a new C++ server.

Mcrouter is a memcached protocol router for scaling memcached deployments.

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

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

Debug server for lldb.

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

Performant type-checking for python.

Delightful JavaScript Testing.

Set up a modern web app by running one command.

Generate fast deterministic screenshots during Android instrumentation tests

Used to integrate the Facebook Platform with your iOS & tvOS apps.

Distributed platform for building autonomic network functions.

Facebook AI Performance Evaluation Platform

Yoga is a cross-platform layout engine which implements Flexbox. Follow https://twitter.com/yogalayout for updates.