google

Material Design icons by Google (Material Symbols)

Google core libraries for Java

A tool for writing better scripts

Style guides for Google-originated open-source projects

GoogleTest - Google Testing and Mocking Framework

LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.

A Python library for extracting structured information from unstructured text using LLMs with precise source grounding and interactive visualization.

This is the Rust course used by the Android team at Google. It provides you the material to quickly teach Rust.

Material Design Components in HTML/CSS/JS

Python Fire is a library for automatically generating command line interfaces (CLIs) from absolutely any Python object.

FlatBuffers: Memory Efficient Serialization Library

A Java serialization/deserialization library to convert Java Objects into JSON and back

Agent Skills for Google products and technologies

Google's Engineering Practices documentation

An open-source, code-first Python toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.

This project is deprecated and stale. The latest ExoPlayer code is available in https://github.com/androidx/media

The Google I/O Android App

Font files available from Google Fonts, and a public issue tracker for all things Google Fonts

Filament is a real-time physically based rendering engine for Android, iOS, Windows, Linux, macOS, WebGPU, and WebGL2

Application Kernel for Containers

Analyzes resource usage and performance characteristics of running containers.

Fast and accurate AI powered file content types detection

Google's common Java, C++ and JavaScript library for parsing, formatting, and validating international phone numbers.

Flexbox for Android

Web Starter Kit - a workflow for multi-device websites

ARTEMIS turns natural-language instructions into reliable Android automation. It automates end-to-end workflows, captures logs, and integrates seamlessly with AI coding assistants such as...

Open-source plugin for designing and reviewing software with agents

Brotli compression format

Agent Executor (AX) is Google's open agentic orchestration runtime

Compile-time Dependency Injection for Go

Google's Operations Research tools:

A formatter for Python files

Former git repo for WebFundamentals on developers.google.com

OSS-Fuzz - continuous fuzzing for open source software.

Perceptual JPEG encoder

Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.

AddressSanitizer, ThreadSanitizer, MemorySanitizer

Unsupervised text tokenizer for Neural Network-based text generation.

Vulnerability scanner written in Go which uses the data provided by https://osv.dev

Go library for accessing the GitHub v3 API

Skia is a complete 2D graphic library for drawing Text, Geometries, and Images. See documentation for contribution instructions.

Dopamine is a research framework for fast prototyping of reinforcement learning algorithms.

A collection of agent recipes, reference patterns, and vertical plugins built with Agent Development Kit (ADK)

A collection of source code generators for Java.

A microbenchmark support library

Grumpy is a Python to Go source code transcompiler and runtime.

The Go Cloud Development Kit (Go CDK): A library and tools for open cloud development in Go.

RE2 is a fast, safe, thread-friendly alternative to backtracking regular expression engines like those used in PCRE, Perl, and Python. It is a C++ library.

pprof is a tool for visualization and analysis of profiling data

An open-source, code-first Go toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.

Tsunami is a general purpose network security scanner with an extensible plugin system for detecting high severity vulnerabilities with high confidence.

Easily display interactive 3D models on the web and in AR!

Trax — Deep Learning with Clear Code and Speed

Diff Match Patch is a high-performance library in multiple languages that manipulates plain text.

Traceur is a JavaScript.next-to-JavaScript-of-today compiler

A collection of extension libraries for Jetpack Compose

A JavaScript checker and optimizer.

A library to generate LaTeX expression from Python code.

Jsonnet - The data templating language

Android and Java bytecode viewer

Draco is a library for compressing and decompressing 3D geometric meshes and point clouds. It is intended to improve the storage and transmission of 3D graphics.

C++ implementation of the Google logging module

Flax is a neural network library for JAX that is designed for flexibility.

Catch common Java mistakes as compile-time errors

Reactive Programming for Android

lightweight, standalone C++ inference engine for Google's Gemma models.

Experimental plugins for Flutter for Desktop

A tool to list and diagnose Go processes currently running on your system

Provides packet processing capabilities for Go

Production-grade client-side tracing, profiling, and analysis for complex software systems.

Lovefield is a relational database for web apps. Written in JavaScript, works cross-browser. Provides SQL-like APIs that are fast, safe, and easy to use.

A fast compressor/decompressor

Google Brain AutoML

Wireit upgrades your npm/pnpm/yarn scripts to make them smarter and more efficient.

syzkaller is an unsupervised coverage-guided kernel fuzzer

The CLI and skills that turn any coding assistant into an expert at creating, evaluating, and deploying AI agents on Google Cloud.

Reformats Java source code to comply with Google Java Style.

A DevTools proxy (Chrome Remote Debugging Protocol) for iOS devices (Safari Remote Web Inspector).

Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services.

Grafika test app

A Java to iOS Objective-C translation tool and runtime.

Performance-portable, length-agnostic SIMD with runtime dispatch

The Physical Web: walk up and use anything

🔗 Command Line Apps Script Projects

The official PyTorch implementation of Google's Gemma models

iOS UI Automation Test Framework

Seesaw v2 is a Linux Virtual Server (LVS) based load balancing platform.

Scalable fuzzing infrastructure.

A general-purpose encoder-decoder framework for Tensorflow

Bloaty: a size profiler for binaries

High-performance TensorFlow library for quantitative finance.

Battery Historian is a tool to analyze battery consumers using Android "bugreport" files.

Open source version of Google Authenticator (except the Android app)

Distributed code review system for Git repos

☂️ TypeScript style guide, formatter, and linter.

An HTML5 parsing library in pure C99

GRR Rapid Response: remote live forensics for incident response