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Android

React Native

A framework for building native apps with React.

GitHub Website

Flipper

A desktop debugging platform for mobile developers.

GitHub Website

Fresco

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

GitHub Website

Litho

A declarative framework for building efficient UIs on Android.

GitHub Website

Yoga

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

GitHub Website

Stetho

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

GitHub Website

Infer

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

GitHub Website

Profilo

Android library for collecting performance traces from production builds of an app.

GitHub Website

Battery Metrics

Android library to help instrument battery-related system metrics.

GitHub

Rebound

A Java library that models spring dynamics and adds real world physics to your app.

GitHub Website

Keyframes

A library for converting Adobe AE shape based animations to a data format and playing it back on Android and iOS devices.

GitHub Website

Redex

A bytecode optimizer for Android apps.

GitHub Website

Ig-Lazy-Module-Loader

Android library that implements module lazy loading.

GitHub

F8 App

Source code of the oficial F8 app of 2017, powered by React Native and other Facebook open source projects.

GitHub Website

Artificial Intelligence

FastText

Library for fast text representation and classification.

GitHub Website

Detectron

FAIR's research platform for object detection research, implementing popular algorithms like Mask R-CNN and RetinaNet.

GitHub

PyTorch

Deep learning Framework.

GitHub Website

Prophet

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

GitHub Website

Tensor Comprehensions

A domain specific language to express machine learning workloads.

GitHub Website

ONNX

The new open ecosystem for interchangeable AI models.

GitHub Website

Caffe2

Caffe2 is a lightweight, modular, and scalable deep learning framework.

GitHub Website

Data Infrastructure

RocksDB

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

GitHub Website

GraphQL

GraphQL is a query language and execution engine tied to any backend service.

GitHub Website

Presto

Distributed SQL query engine for big data.

GitHub Website

Haxl

A Haskell library that simplifies access to remote data, such as databases or web-based services.

GitHub Website

Developer Operations

Katran

A high performance layer 4 load balancer.

GitHub

Mcrouter

A memcached protocol router for scaling memcached deployments..

GitHub Website

Development Tools

Immutable.js

Immutable persistent data collections for Javascript which increase efficiency and simplicity.

GitHub Website

Folly

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

GitHub Website

Nuclide

An open IDE for web and native mobile development, built on top of Atom.

GitHub Website

Docusaurus

Easy to maintain open source documentation websites.

GitHub Website

Zstd

Zstandard - Fast real-time compression algorithm.

GitHub Website

Watchman

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

GitHub Website

Buck

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

GitHub Website

Proxygen

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

GitHub Website

GraphiQL

An in-browser IDE for exploring GraphQL.

GitHub Website

Jest

Delightful JavaScript Testing.

GitHub Website

xctool

An extension for Apple's xcodebuild that makes it easier to test iOS and macOS apps.

GitHub

Chisel

Chisel is a collection of LLDB commands to assist debugging iOS apps.

GitHub

Infer

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

GitHub Website

Pop

An extensible iOS and OS X animation library, useful for physics-based interactions.

GitHub

HHVM

A virtual machine for executing programs written in Hack.

GitHub Website

Pyre

A fast type checker for Python

GitHub Website

Bowler

Safe code refactoring for modern Python

GitHub Website

Frontend

React

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

GitHub Website

Create React App

Create React apps with no build configuration.

GitHub Website

Jest

Delightful JavaScript Testing.

GitHub Website

Flux

Application Architecture for Building User Interfaces.

GitHub Website

Draft.js

A React framework for building text editors.

GitHub Website

Yoga

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

GitHub Website

Prepack

Prepack is a partial evaluator for JavaScript. Prepack rewrites a JavaScript bundle, resulting in JavaScript code that executes more efficiently.

GitHub Website

GraphQL

GraphQL is a query language and execution engine tied to any backend service.

GitHub Website

Relay

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

GitHub Website

Graphql-js

A reference implementation of GraphQL for JavaScript.

GitHub Website

React 360

Create amazing 360 and VR content using React.

GitHub Website

React Devtools

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

GitHub

iOS

React Native

A framework for building native apps with React.

GitHub Website

Flipper

A desktop debugging platform for mobile developers.

GitHub Website

xctool

An extension for Apple's xcodebuild that makes it easier to test iOS and macOS apps.

GitHub

Chisel

Chisel is a collection of LLDB commands to assist debugging iOS apps.

GitHub

Pop

An extensible iOS and OS X animation library, useful for physics-based interactions.

GitHub

F8 App

Source code of the oficial F8 app of 2017, powered by React Native and other Facebook open source projects.

GitHub Website

Yoga

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

GitHub Website

Shimmer

An easy way to add a simple, shimmering effect to any view in an iOS app.

GitHub

Infer

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

GitHub Website

KVOController

Simple, modern, thread-safe key-value observing for iOS and OS X.

GitHub

Facebook SDK for iOS

Used to integrate iOS apps with Facebook Platform.

GitHub Website

IGListKit

A data-driven UICollectionView framework for building fast and flexible lists.

GitHub Website

SocketRocket

A conforming Objective-C WebSocket client library.

GitHub Website

Bolts

Bolts is a collection of low-level libraries designed to make developing mobile apps easier.

GitHub Website

Keyframes

A library for converting Adobe AE shape based animations to a data format and playing it back on Android and iOS devices.

GitHub Website

Languages

Flow

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

GitHub Website

Reason

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

GitHub Website

Hack

A programming language for HHVM providing both productivity and type safety.

GitHub Website

Linux

bpf

Linux kernel code execution engine.

Repo Website

btrfs

A modern copy on write (CoW) filesystem.

Repo Website

netconsd

The Netconsole Daemon.

GitHub Website

cgroup2

Linux kernel control groups.

Repo Website

psi

Linux resource pressure metrics.

Repo Website

oomd

A userspace out-of-memory killer.

GitHub Website

Security

osquery

SQL powered operating system instrumentation, monitoring, and analytics.

GitHub Website

FBCTF

Platform to host Capture the Flag competitions.

GitHub

Virtual Reality

React 360

Create amazing 360 and VR content using React.

GitHub Website

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