43 projects
Flutter
Flutter makes it easy and fast to build beautiful apps for mobile and beyond
Contributors
74,361
Organizations
7,372
Software value
$101M
Next.js
The React Framework
Contributors
38,210
Organizations
7,822
Software value
$48M
Definitely Typed
DefinitelyTyped is a community-driven project that provides high-quality TypeScript type definitions for JavaScript libraries.
Contributors
31,833
Organizations
9,045
Software value
$135M
Ant Design
An enterprise-class UI design language and React UI library
Contributors
30,995
Organizations
3,445
Software value
$9.3M
Godot Engine
Godot Engine is a lightweight, cross-platform engine for 2D and 3D game development with a strong focus on usability and a custom scripting language.
Contributors
30,677
Organizations
3,190
Software value
$142M
NixOS
NixOS is a declarative, reproducible Linux distribution built around the Nix package manager, where the entire system configuration—including packages, services, and settings—is defined in a single configuration file.
Contributors
29,753
Organizations
6,461
Software value
$195M
Python
The Python programming language
Contributors
28,179
Organizations
4,600
Software value
$92M
Claude Code
Claude Code is an AI-powered coding assistant by Anthropic designed to help developers write, debug, and manage code directly from the terminal using natural language commands.
Contributors
26,499
Organizations
4,444
Software value
$806K
Laravel Framework
Laravel Framework is an open-source PHP framework for building web applications, offering features such as routing, authentication, and database management.
Contributors
24,011
Organizations
4,538
Software value
$11M
Angular
Angular is a TypeScript-based web application framework developed by Google for building dynamic, single-page applications with a structured, component-driven architecture.
Contributors
22,223
Organizations
3,519
Software value
$38M
Golang
Go is an open-source programming language designed by Google that is known for its simplicity, performance, and efficient concurrency support.
Contributors
19,741
Organizations
5,321
Software value
$117M
React
React is a JavaScript library for building user interfaces. It enables developers to create reusable UI components and efficiently update views when data changes, following a declarative programming paradigm.
Contributors
18,846
Organizations
4,509
Software value
$27M
.NET runtime
.NET runtime is the execution engine that runs .NET applications, handling memory management, JIT compilation, and other core services needed to run managed code.
Contributors
18,315
Organizations
2,657
Software value
$465M
The Symfony PHP Framework
Symfony is a PHP web application framework designed for building robust, scalable, and maintainable web applications using reusable components and a structured MVC architecture. It’s widely used for enterprise-level projects and forms the foundation of many other PHP platforms, including Laravel and Drupal.
Contributors
16,949
Organizations
3,344
Software value
$66M
Material UI
Material UI is a popular React component library that provides pre-built, customizable UI components based on Google's Material Design system.
Contributors
16,871
Organizations
3,521
Software value
$35M
Odoo
Odoo. Open Source Apps To Grow Your Business.
Contributors
16,502
Organizations
1,183
Software value
$115M
AWS Cloud Development Kit (CDK)
Define composable configuration models through code
Contributors
14,115
Organizations
2,398
Software value
$596M
Storybook
Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation
Contributors
13,937
Organizations
3,228
Software value
$15M
Spring Boot
Spring Boot is a Java-based framework that simplifies the development of standalone, production-grade Spring applications by providing convention over configuration and embedded servers. It eliminates much of the boilerplate setup required by traditional Spring applications, enabling faster development and easier deployment.
Contributors
12,980
Organizations
2,014
Software value
$23M
systemd
systemd is a suite of basic building blocks for a Linux system. It provides a system and service manager that runs as PID 1 and starts the rest of the system.
Contributors
12,074
Organizations
2,925
Software value
$48M
Model Context Protocol (MCP)
An open protocol that enables seamless integration between LLM applications and external data sources and tools.
Contributors
11,167
Organizations
2,286
Software value
$18M
Raspberry Pi Kernel
Kernel source tree for Raspberry Pi-provided kernel builds.
Contributors
10,987
Organizations
2,091
Software value
$1.4B
Gemini CLI
An open-source AI agent that brings the power of Gemini directly into your terminal.
Contributors
10,109
Organizations
1,414
Software value
$11M
NumPy
NumPy is a Python library for numerical computing, providing support for multi-dimensional arrays, mathematical functions, and efficient operations on large datasets.
Contributors
10,109
Organizations
2,271
Software value
$24M
Sentry
Developer-first error tracking and performance monitoring
Contributors
9,962
Organizations
2,804
Software value
$98M
Matplotlib
Matplotlib is a Python library for creating static, interactive, and animated visualizations, widely used for plotting graphs and charts in data analysis and scientific computing.
Contributors
8,938
Organizations
1,649
Software value
$21M
Espressif IoT Development Framework
Espressif IoT Development Framework, or ESP IDF, is an open source software kit that supplies tools, libraries, and APIs so you can develop, flash, and debug applications on Espressif ESP32 WiFi and Bluetooth microcontrollers.
Contributors
8,386
Organizations
998
Software value
$113M
Spring Framework
The Spring Framework is a lightweight, open-source Java framework that simplifies enterprise application development by providing comprehensive infrastructure support, including dependency injection, transaction management, and web development tools.
Contributors
7,275
Organizations
1,163
Software value
$37M
Babel
Babel is a compiler for writing next-generation JavaScript.
Contributors
7,121
Organizations
2,491
Software value
$28M
Quarkus: Supersonic Subatomic Java Project
Quarkus: Supersonic Subatomic Java.
Contributors
6,920
Organizations
1,177
Software value
$66M
Homebrew
🍺 The missing package manager for macOS (or Linux)
Contributors
6,861
Organizations
2,091
Software value
$4.2K
Netty
Netty project - an event-driven asynchronous network application framework
Contributors
5,840
Organizations
1,104
Software value
$16M
Expensify
A complete re-imagination of financial collaboration, centered around chat. Help us build the next generation of Expensify by sharing feedback and contributing to the code.
Contributors
4,985
Organizations
366
Software value
$99M
typescript-eslint
Tooling that enables ESLint and Prettier to support TypeScript
Contributors
4,252
Organizations
1,478
Software value
$11M
CMSSW
CMS Offline Software
Contributors
4,209
Organizations
216
Dolibarr ERP CRM
Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.
Contributors
3,958
Organizations
377
Software value
$67M
AMD ROCm
ROCm is an open-source stack, composed primarily of open-source software, designed for graphics processing unit (GPU) computation. ROCm consists of a collection of drivers, development tools, and APIs that enable GPU programming from low-level kernel to end-user applications.
Contributors
3,882
Organizations
718
Software value
$3M
Gentoo
Gentoo is a flexible, source-based Linux distribution that enables users to optimize and customize their system by compiling software directly from source code.
Contributors
3,542
Organizations
893
Software value
$34M
WebKit
The browser engine used by Safari, Mail, App Store and many other applications on macOS, iOS and Linux.
Contributors
2,604
Organizations
249
Software value
$1.9B
Git
Git Source Code Mirror - This is a publish-only repository but pull requests can be turned into patches to the mailing list via GitGitGadget (https://gitgitgadget.github.io/). Please follow Documentation/SubmittingPatches procedure for any of your improvements.
Contributors
1,868
Organizations
562
Software value
$29M
Anthropic SDKs
Anthropic SDKs are official developer libraries that simplify integrating Anthropic's AI models into applications, enabling easy access to features like Claude through APIs.
Contributors
1,054
Organizations
299
Software value
$7.7M
Agent2Agent (A2A) Protocol
An open protocol enabling communication and interoperability between opaque agentic applications.
Contributors
631
Organizations
141
Software value
$232K
Scientific Python
The Scientific Python Project is a community developed, community owned project to better coordinate the scientific Python ecosystem and support the community of contributors and maintainers.
Contributors
574
Organizations
281
Software value
$8.7M