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Facebook

We work hard to contribute our work back to the web, mobile, big data, & infrastructure communities. NB: members must have two-factor auth.

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

    Java 5,529 837 Apache-2.0 Updated Feb 22, 2018
  • Gluster Filesystem - (this is only a public mirror)

    C 30 596 Updated Feb 22, 2018
  • A WebDriver server for iOS that runs inside the Simulator.

    Objective-C 2,574 492 BSD-3-Clause Updated Feb 22, 2018
  • ๐Ÿƒ Delightful JavaScript Testing.

    JavaScript 15,820 2,032 40 issues need help Updated Feb 22, 2018
  • Facebook Open Switching System Software for controlling network switches.

    C++ 418 132 BSD-3-Clause Updated Feb 22, 2018
  • Facebook's branch of Apache Thrift, including a new C++ server.

    C++ 1,256 335 Apache-2.0 Updated Feb 22, 2018
  • A virtual machine for executing programs written in Hack.

    C++ 15,129 2,747 Updated Feb 22, 2018
  • Native code loader for Android

    Java 362 52 BSD-3-Clause Updated Feb 22, 2018
  • Zstandard - Fast real-time compression algorithm

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

    JavaScript 88,833 16,812 MIT 5 issues need help Updated Feb 22, 2018
  • A collection of C++ HTTP libraries including an easy to use HTTP server.

    C++ 5,396 1,050 BSD-3-Clause 1 issue needs help Updated Feb 22, 2018
  • An open IDE for web and native mobile development, built on top of Atom

    JavaScript 7,444 633 1 issue needs help Updated Feb 22, 2018
  • Distributed platform for building autonomic network functions.

    C++ 518 100 Updated Feb 22, 2018
  • An open-source C++ library developed and used at Facebook.

    C++ 10,105 2,473 Apache-2.0 Updated Feb 22, 2018
  • Prepack is a partial evaluator for JavaScript. Prepack rewrites a JavaScript bundle, resulting in JavaScript code that executes more efficiently.

    JavaScript 11,209 333 65 issues need help Updated Feb 22, 2018
  • A static analyzer for Java, C, C++, and Objective-C

    OCaml 8,143 1,109 BSD-3-Clause 2 issues need help Updated Feb 22, 2018
  • Adds static typing to JavaScript to improve developer productivity and code quality.

    OCaml 15,472 1,293 MIT 20 issues need help Updated Feb 21, 2018
  • A framework for building native apps with React.

    JavaScript 60,142 13,817 13 issues need help Updated Feb 22, 2018
  • Facebook ZeroMQ wrappers.

    C++ 109 20 BSD-3-Clause Updated Feb 22, 2018
  • Watches files and records, or triggers actions, when they change.

    C++ 6,323 502 Apache-2.0 Updated Feb 22, 2018
  • OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).

    C 300 123 Updated Feb 22, 2018
  • Remodel is a tool that helps iOS and OS X developers avoid repetitive code by generating Objective-C models that support coding, value comparison, and immutability.

    TypeScript 430 61 BSD-3-Clause Updated Feb 22, 2018
  • Bistro is a flexible distributed scheduler, a high-performance framework supporting multiple paradigms while retaining ease of configuration, management, and monitoring.

    C++ 447 67 BSD-3-Clause Updated Feb 22, 2018
  • A library that provides an embeddable, persistent key-value store for fast storage.

    C++ 9,803 2,156 Updated Feb 22, 2018
  • Relay is a JavaScript framework for building data-driven React applications.

    JavaScript 10,554 984 MIT 10 issues need help Updated Feb 22, 2018
  • SQL powered operating system instrumentation, monitoring, and analytics.

    C++ 11,777 1,289 Updated Feb 22, 2018
  • A JavaScript codemod toolkit.

    JavaScript 2,979 175 BSD-3-Clause Updated Feb 22, 2018
  • Create React apps with no build configuration.

    JavaScript 43,673 8,410 MIT Updated Feb 22, 2018
  • Debug server for lldb.

    C++ 204 56 Updated Feb 21, 2018
  • Android Unit Testing Framework

    Java 35 1,096 Updated Feb 22, 2018