32 projects
Kubernetes
Kubernetes (K8s) is an open-source system for automating deployment, scaling, and management of containerized applications.
Contributors
115,772
Organizations
21,900
Software value
$5.7B
The Linux Kernel
The Linux Kernel Organization is a California Public Benefit Corporation established in 2002 to distribute the Linux kernel and other Open Source software to the public without charge. We are recognized by the IRS as a 501(c)3 private operating foundation.
Contributors
42,985
Organizations
4,978
Software value
$1.4B
Next.js
The React Framework
Contributors
37,315
Organizations
7,686
Software value
$47M
Definitely Typed
DefinitelyTyped is a community-driven project that provides high-quality TypeScript type definitions for JavaScript libraries.
Contributors
31,774
Organizations
8,977
Software value
$135M
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
30,415
Organizations
3,159
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
29,217
Organizations
6,325
Software value
$194M
Python
The Python programming language
Contributors
27,996
Organizations
4,549
Software value
$91M
Laravel Framework
Laravel Framework is an open-source PHP framework for building web applications, offering features such as routing, authentication, and database management.
Contributors
23,948
Organizations
4,511
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
22,142
Organizations
3,500
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
19,619
Organizations
5,286
Software value
$116M
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
18,696
Organizations
4,479
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
18,209
Organizations
2,617
Software value
$669M
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
16,915
Organizations
3,327
Software value
$67M
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
16,814
Organizations
3,507
Software value
$35M
Zephyr Project
The Zephyr Project is a scalable real-time operating system (RTOS) supporting multiple hardware architectures, optimized for resource constrained devices, and built with safety and security in mind.
Contributors
15,623
Organizations
1,844
Software value
$150M
AWS Cloud Development Kit (CDK)
Define composable configuration models through code
Contributors
14,057
Organizations
2,380
Software value
$585M
Storybook
Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation
Contributors
13,871
Organizations
3,199
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
12,904
Organizations
1,995
Software value
$23M
Raspberry Pi Kernel
Kernel source tree for Raspberry Pi-provided kernel builds.
Contributors
12,702
Organizations
2,274
Software value
$1.4B
NumPy
NumPy is a Python library for numerical computing, providing support for multi-dimensional arrays, mathematical functions, and efficient operations on large datasets.
Contributors
10,029
Organizations
2,259
Software value
$24M
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
8,906
Organizations
1,646
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
8,315
Organizations
987
Software value
$112M
Ceph
The power of Ceph can transform your organization’s IT infrastructure and your ability to manage vast amounts of data. If your organization runs applications with different storage interface needs, Ceph is for you! Ceph’s foundation is the Reliable Autonomic Distributed Object Store (RADOS), which provides your applications with object, block, and file system storage in a single unified storage cluster—making Ceph flexible, highly reliable and easy for you to manage.
Contributors
7,612
Organizations
1,243
Software value
$313M
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
7,205
Organizations
1,152
Software value
$37M
Babel
Babel is a compiler for writing next-generation JavaScript.
Contributors
7,108
Organizations
2,492
Software value
$28M
Quarkus: Supersonic Subatomic Java Project
Quarkus: Supersonic Subatomic Java.
Contributors
6,872
Organizations
1,169
Software value
$65M
typescript-eslint
Tooling that enables ESLint and Prettier to support TypeScript
Contributors
4,230
Organizations
1,455
Software value
$11M
CMSSW
CMS Offline Software
Contributors
4,202
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
3,925
Organizations
375
Software value
$66M
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
3,513
Organizations
890
Software value
$34M
WebKit
The browser engine used by Safari, Mail, App Store and many other applications on macOS, iOS and Linux.
Contributors
2,592
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
1,831
Organizations
553
Software value
$29M