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hhvm

A virtual machine for executing programs written in Hack.

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C++ 2,869 16,147 825 44 Updated Aug 21, 2019
infer

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

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OCaml MIT 1,356 10,123 189 (14 issues need help) 4 Updated Aug 21, 2019
fboss

Facebook Open Switching System Software for controlling network switches.

C++ 176 560 11 10 Updated Aug 21, 2019
pyre-check

Performant type-checking for python.

python security typechecker static-analysis ocaml control-flow-analysis code-quality

OCaml MIT 119 2,789 33 1 Updated Aug 21, 2019
proxygen

A collection of C++ HTTP libraries including an easy to use HTTP server.

C++ 1,222 6,286 27 (1 issue needs help) 9 Updated Aug 21, 2019
fbthrift

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

C++ Apache-2.0 430 1,756 20 2 Updated Aug 21, 2019
zstd

Zstandard - Fast real-time compression algorithm

C 939 10,582 48 (6 issues need help) 8 Updated Aug 21, 2019
flipper

A desktop debugging platform for mobile developers.

TypeScript MIT 307 5,496 68 (3 issues need help) 4 Updated Aug 21, 2019
watchman

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

C++ Apache-2.0 637 8,200 69 15 Updated Aug 21, 2019
jest

Delightful JavaScript Testing.

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JavaScript MIT 3,706 27,105 654 (95 issues need help) 90 Updated Aug 21, 2019
folly

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

C++ Apache-2.0 3,248 13,505 145 37 Updated Aug 21, 2019
relay

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

JavaScript MIT 1,310 13,273 177 (7 issues need help) 36 Updated Aug 21, 2019
SoLoader

Native code loader for Android

Java Apache-2.0 109 633 18 2 Updated Aug 21, 2019
flow

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

OCaml MIT 1,692 19,907 2,354 (18 issues need help) 137 Updated Aug 21, 2019
react

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

frontend declarative ui library javascript react

JavaScript MIT 25,177 134,796 651 (4 issues need help) 198 Updated Aug 21, 2019
idb

idb is a flexible command line interface for automating iOS simulators and devices

Objective-C MIT 289 2,711 24 (4 issues need help) 5 Updated Aug 21, 2019
react-native-website

The site and docs for React Native

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JavaScript 2,237 739 102 (5 issues need help) 49 Updated Aug 21, 2019
draft-js

A React framework for building text editors.

JavaScript 1,797 16,384 521 (37 issues need help) 69 Updated Aug 21, 2019
react-native

A framework for building native apps with React.

JavaScript 17,932 80,237 606 (23 issues need help) 40 Updated Aug 21, 2019
litho

A declarative framework for building efficient UIs on Android.

Java 550 6,183 48 15 Updated Aug 21, 2019
reason

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

javascript programming-language ocaml reasonml reason

OCaml MIT 375 7,957 394 43 Updated Aug 21, 2019
Ax

Adaptive Experimentation Platform

Jupyter Notebook MIT 56 793 9 1 Updated Aug 21, 2019
buck

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

android python java ios buck build-tool

Java Apache-2.0 1,024 6,896 443 43 Updated Aug 20, 2019
mcrouter

Mcrouter is a memcached protocol router for scaling memcached deployments.

C++ MIT 435 2,523 58 15 Updated Aug 21, 2019
rocksdb

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

C++ 3,221 14,685 254 139 Updated Aug 20, 2019
facebook-objc-sdk

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

Objective-C 2,475 6,086 2 3 Updated Aug 21, 2019
openbmc

OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).

C 171 416 22 2 Updated Aug 21, 2019
facebook-nodejs-business-sdk

Facebook Ads API using Node.js

JavaScript 79 190 32 10 Updated Aug 21, 2019
facebook-ruby-business-sdk

An SDK built to facilitate application development for Facebook Ads API using Ruby.

Ruby 55 108 31 7 Updated Aug 21, 2019
facebook-java-business-sdk

Java SDK for Facebook Ads APIs

Java 200 212 71 3 Updated Aug 21, 2019