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    174 repositories

    • idb

      Public
      idb is a flexible command line interface for automating iOS simulators and devices
      Swift
      •
      MIT License
      •503•5.3k•172•12•Updated Sep 10, 2026Sep 10, 2026

    • stylex

      Public
      StyleX is the styling system for ambitious user interfaces.
      JavaScript
      •
      MIT License
      •480•10k•122•120•Updated Sep 10, 2026Sep 10, 2026

    • redex

      Public
      A bytecode optimizer for Android apps
      C++
      •
      MIT License
      •681•6.3k•56•17•Updated Sep 10, 2026Sep 10, 2026

    • SPARTA

      Public
      SPARTA is a library of software components specially designed for building high-performance static analyzers based on the theory of Abstract Interpretation.
      C++
      •
      MIT License
      •58•673•1•1•Updated Sep 10, 2026Sep 10, 2026

    • astryx

      Public
      An open source design system that's fully customizable and agent ready
      TypeScript
      •
      MIT License
      •1.1k•13k•212•175•Updated Sep 10, 2026Sep 10, 2026

    • pyrefly

      Public
      A fast type checker and language server for Python
      pythonrusttypechecker
      pythonrusttypecheckertypeslanguage-serveridelanguage-server-protocoltypingvscode-extensioncode-quality
      Rust
      •
      MIT License
      •513•6.9k•542•178•Updated Sep 10, 2026Sep 10, 2026

    • mariana-trench

      Public
      A security focused static analysis tool for Android and Java applications.
      C++
      •
      MIT License
      •157•1.3k•40•8•Updated Sep 10, 2026Sep 10, 2026

    • fboss

      Public
      Facebook Open Switching System Software for controlling network switches.
      C++
      •
      Other
      •407•989•25•176•Updated Sep 10, 2026Sep 10, 2026

    • time

      Public
      Meta's Time libraries
      Go
      •
      Apache License 2.0
      •89•650•1•0•Updated Sep 10, 2026Sep 10, 2026

    • buck2

      Public
      Build system, successor to Buck
      Rust
      •
      Apache License 2.0
      •395•4.4k•297•95•Updated Sep 10, 2026Sep 10, 2026

    • 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…
      C++
      •
      Other
      •221•3.2k•0•1•Updated Sep 10, 2026Sep 10, 2026

    • buck2-prelude

      Public
      Prelude for the Buck2 project
      Starlark
      •
      Apache License 2.0
      •69•73•1•1•Updated Sep 10, 2026Sep 10, 2026

    • sapling

      Public
      A Scalable, User-Friendly Source Control System.
      Rust
      •
      GNU General Public License v2.0
      •398•7k•239•135•Updated Sep 10, 2026Sep 10, 2026

    • hhvm

      Public
      A virtual machine for executing programs written in Hack.
      phphackhhvm
      phphackhhvmhacklang
      C++
      •
      Other
      •3.1k•19k•410•137•Updated Sep 10, 2026Sep 10, 2026

    • DNE-TaaC

      Public
      TAAC (Test-As-A-Config) is a thrift-defined integration test framework for validating datacenter network products and platforms.
      Python
      •
      Apache License 2.0
      •5•3•0•8•Updated Sep 10, 2026Sep 10, 2026

    • fbthrift

      Public
      Facebook's branch of Apache Thrift, including a new C++ server.
      C++
      •
      Apache License 2.0
      •647•2.7k•47•8•Updated Sep 10, 2026Sep 10, 2026

    • folly

      Public
      An open-source C++ library developed and used at Facebook.
      C++
      •
      Apache License 2.0
      •5.9k•31k•324•148•Updated Sep 10, 2026Sep 10, 2026

    • starlark-rust

      Public
      A Rust implementation of the Starlark language
      Rust
      •
      Apache License 2.0
      •114•1k•27•13•Updated Sep 10, 2026Sep 10, 2026

    • Lifeguard

      Public
      Lifeguard is a static analyzer to detect Lazy Imports incompatibilities and ease the adoption overhead for Lazy Imports in Python
      pythonruststatic-analysis
      pythonruststatic-analysislazy-importspep810
      Python
      •
      MIT License
      •11•87•1•1•Updated Sep 10, 2026Sep 10, 2026

    • openbmc

      Public
      OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).
      C
      •
      Apache License 2.0
      •306•687•44•15•Updated Sep 10, 2026Sep 10, 2026

    • facebook-for-woocommerce

      Public
      The official plugin from Meta. This repository is now officially owned by Meta's Partner Engineering team. We welcome and encourage contributions from the commu…
      PHP
      •
      GNU General Public License v2.0
      •193•263•102•138•Updated Sep 10, 2026Sep 10, 2026

    • lexical

      Public
      Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.
      TypeScript
      •
      MIT License
      •2.2k•24k•278•17•Updated Sep 10, 2026Sep 10, 2026

    • rocksdb

      Public
      A library that provides an embeddable, persistent key-value store for fast storage.
      databasestorage-engine
      databasestorage-engine
      C++
      •
      GNU General Public License v2.0
      •6.9k•32k•917•720•Updated Sep 10, 2026Sep 10, 2026

    • openzl

      Public
      A novel take on lossless data compression
      C++
      •
      Other
      •163•3.2k•36•38•Updated Sep 10, 2026Sep 10, 2026

    • kuduraft

      Public
      A Raft Library in C++ based on the Raft implementation in Apache Kudu
      C++
      •
      Apache License 2.0
      •658•145•0•0•Updated Sep 10, 2026Sep 10, 2026

    • flow

      Public
      Adds static typing to JavaScript to improve developer productivity and code quality.
      Rust
      •
      MIT License
      •1.9k•22k•513•6•Updated Sep 10, 2026Sep 10, 2026

    • mvfst

      Public
      An implementation of the QUIC transport protocol.
      C++
      •
      MIT License
      •292•1.7k•25•11•Updated Sep 9, 2026Sep 9, 2026

    • lightweightvk

      Public
      LightweightVK is a deeply refactored bindless-only fork of IGL which is designed to run on top of modern Vulkan 1.3 with optional mesh shaders and ray tracing s…
      C++
      •
      Other
      •221•3•0•0•Updated Sep 9, 2026Sep 9, 2026

    • watchman

      Public
      Watches files and records, or triggers actions, when they change.
      C++
      •
      MIT License
      •1.1k•14k•222•36•Updated Sep 9, 2026Sep 9, 2026

    • relay

      Public
      Relay is a JavaScript framework for building data-driven React applications.
      Rust
      •
      MIT License
      •1.9k•19k•634•226•Updated Sep 9, 2026Sep 9, 2026
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