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  • A JavaScript bundle optimizer.

    JavaScript 12,797 413 69 issues need help Updated Sep 8, 2018
  • Performant type-checking for python.

    OCaml 1,979 59 MIT Updated Sep 7, 2018
  • A fast build system that encourages the creation of small, reusable modules over a variety of platforms and languages.

    Java 6,072 915 Apache-2.0 Updated Sep 7, 2018
  • An open IDE for web and native mobile development, built on top of Atom

    JavaScript 7,885 705 2 issues need help Updated Sep 7, 2018
  • Zstandard - Fast real-time compression algorithm

  • Debug server for lldb.

    C++ 222 65 Updated Sep 8, 2018
  • Facebook's branch of Apache Thrift, including a new C++ server.

    C++ 1,464 360 Apache-2.0 Updated Sep 8, 2018
  • A framework for building native apps with React.

    JavaScript 68,414 15,358 52 issues need help Updated Sep 8, 2018
  • A virtual machine for executing programs written in Hack.

    C++ 15,501 2,781 Updated Sep 8, 2018
  • A bytecode optimizer for Android apps

    C++ 4,051 423 MIT 1 issue needs help Updated Sep 7, 2018
  • SQL powered operating system instrumentation, monitoring, and analytics.

    C++ 13,069 1,550 Updated Sep 7, 2018
  • A declarative, efficient, and flexible JavaScript library for building user interfaces.

    JavaScript 110,719 19,782 MIT 3 issues need help Updated Sep 8, 2018
  • The site and docs for React Native

    JavaScript 368 1,084 1 issue needs help Updated Sep 7, 2018
  • A declarative framework for building efficient UIs on Android.

    Java 5,320 441 Updated Sep 7, 2018
  • Adds static typing to JavaScript to improve developer productivity and code quality.

    OCaml 17,694 1,476 MIT 19 issues need help Updated Sep 7, 2018
  • Simple, fast & type safe code that leverages the JavaScript & OCaml ecosystems

    OCaml 6,301 337 MIT Updated Sep 7, 2018
  • A desktop debugging platform for mobile developers.

    JavaScript 4,066 170 MIT 4 issues need help Updated Sep 7, 2018
  • A library that provides an embeddable, persistent key-value store for fast storage.

    C++ 11,505 2,527 Updated Sep 7, 2018
  • Relay is a JavaScript framework for building data-driven React applications.

    JavaScript 11,432 1,102 MIT 6 issues need help Updated Sep 7, 2018
  • An open-source C++ library developed and used at Facebook.

    C++ 11,288 2,750 Apache-2.0 Updated Sep 7, 2018
  • Wangle is a framework providing a set of common client/server abstractions for building services in a consistent, modular, and composable way.

    C++ 2,001 340 Apache-2.0 Updated Sep 7, 2018
  • Copy commits between repositories - git => git, git => hg, hg => hg, or hg => git

    Hack 193 52 Updated Sep 7, 2018
  • OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).

    C 337 141 Updated Sep 7, 2018
  • 🃏 Delightful JavaScript Testing.

    JavaScript 20,198 2,637 70 issues need help Updated Sep 7, 2018
  • Facebook Open Switching System Software for controlling network switches.

    C++ 487 150 Updated Sep 7, 2018
  • Bistro is a flexible distributed scheduler, a high-performance framework supporting multiple paradigms while retaining ease of configuration, management, and monitoring.

    C++ 573 81 Updated Sep 7, 2018
  • Distributed platform for building autonomic network functions.

    C++ 588 140 Updated Sep 7, 2018
  • Mcrouter is a memcached protocol router for scaling memcached deployments.

    C++ 2,270 401 MIT Updated Sep 7, 2018
  • A React Native wrapper around the Facebook SDKs for Android and iOS. Provides access to Facebook login, sharing, graph requests, app events etc.

    Java 2,081 575 Updated Sep 7, 2018
  • Software to manage a chef-zero instance and use it to test changes on production servers.

    Ruby 107 52 Apache-2.0 Updated Sep 7, 2018