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    • buck2

      Public
      Build system, successor to Buck
      Rust
      3024.1k26438Updated Nov 5, 2025Nov 5, 2025
    • buck2-prelude

      Public
      Prelude for the Buck2 project
      Starlark
      535911Updated Nov 5, 2025Nov 5, 2025
    • pyrefly

      Public
      A fast type checker and language server for Python
      Rust
      1744.2k39128Updated Nov 5, 2025Nov 5, 2025
    • sapling

      Public
      A Scalable, User-Friendly Source Control System.
      Rust
      3226.6k22346Updated Nov 5, 2025Nov 5, 2025
    • A framework for building native applications using React
      C++
      25k124k691400Updated Nov 5, 2025Nov 5, 2025
    • facebook-for-woocommerce

      Public
      The official plugin from Meta. This repository is now officially maintained by Meta's engineering team. We welcome and encourage contributions from the community.
      PHP
      1772427294Updated Nov 5, 2025Nov 5, 2025
    • fboss

      Public
      Facebook Open Switching System Software for controlling network switches.
      C++
      3599262552Updated Nov 5, 2025Nov 5, 2025
    • react-native-devtools-frontend

      Public
      The Chrome DevTools UI, customized for React Native
      TypeScript
      6245804Updated Nov 5, 2025Nov 5, 2025
    • react-native-website

      Public
      The React Native website and docs
      TypeScript
      5.5k2.1k1893Updated Nov 5, 2025Nov 5, 2025
    • igl

      Public
      Intermediate Graphics Library (IGL) is a cross-platform library that commands the GPU. It provides a single low-level cross-platform interface on top of various graphics APIs (e.g. OpenGL, Metal and Vulkan).
      C++
      1993.1k40Updated Nov 5, 2025Nov 5, 2025
    • hhvm

      Public
      A virtual machine for executing programs written in Hack.
      C++
      3.1k19k407102Updated Nov 5, 2025Nov 5, 2025
    • fbthrift

      Public
      Facebook's branch of Apache Thrift, including a new C++ server.
      C++
      6272.7k424Updated Nov 5, 2025Nov 5, 2025
    • OpenBIC

      Public
      BICs (Bridge IC) are standalone devices deployed within a Data Center that enable monitoring a multi-host system using a single BMC device.
      C
      535856Updated Nov 5, 2025Nov 5, 2025
    • infer

      Public
      A static analyzer for Java, C, C++, and Objective-C
      OCaml
      2.1k15k3877Updated Nov 5, 2025Nov 5, 2025
    • openbmc

      Public
      OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).
      C
      302666436Updated Nov 5, 2025Nov 5, 2025
    • flow

      Public
      Adds static typing to JavaScript to improve developer productivity and code quality.
      OCaml
      1.9k22k61815Updated Nov 5, 2025Nov 5, 2025
    • react

      Public
      The library for web and native user interfaces.
      JavaScript
      50k240k823224Updated Nov 5, 2025Nov 5, 2025
    • fresco

      Public
      An Android library for managing images and the memory they use.
      Java
      3.8k17k24111Updated Nov 5, 2025Nov 5, 2025
    • rocksdb

      Public
      A library that provides an embeddable, persistent key-value store for fast storage.
      C++
      6.6k31k799522Updated Nov 5, 2025Nov 5, 2025
    • FAI-PEP

      Public
      Facebook AI Performance Evaluation Platform
      Python
      893921134Updated Nov 5, 2025Nov 5, 2025
    • mvfst

      Public
      An implementation of the QUIC transport protocol.
      C++
      2751.6k385Updated Nov 5, 2025Nov 5, 2025
    • stylex

      Public
      StyleX is the styling system for ambitious user interfaces.
      JavaScript
      3518.8k7217Updated Nov 5, 2025Nov 5, 2025
    • lexical

      Public
      Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.
      TypeScript
      2k22k52130Updated Nov 5, 2025Nov 5, 2025
    • folly

      Public
      An open-source C++ library developed and used at Facebook.
      C++
      5.8k30k301112Updated Nov 5, 2025Nov 5, 2025
    • redex

      Public
      A bytecode optimizer for Android apps
      C++
      6756.2k5617Updated Nov 4, 2025Nov 4, 2025
    • Ax

      Public
      Adaptive Experimentation Platform
      Python
      3492.6k2298Updated Nov 4, 2025Nov 4, 2025
    • openzl

      Public
      A novel data compression framework
      C
      1062.7k3016Updated Nov 4, 2025Nov 4, 2025
    • hermes

      Public
      A JavaScript engine optimized for running React Native.
      C++
      71711k11874Updated Nov 4, 2025Nov 4, 2025
    • voprf

      Public
      An implementation of a verifiable oblivious pseudorandom function (RFC 9497)
      Rust
      187325Updated Nov 4, 2025Nov 4, 2025
    • opaque-ke

      Public
      An implementation of the OPAQUE password-authenticated key exchange protocol
      Rust
      5435716Updated Nov 4, 2025Nov 4, 2025