32 projects
Kubernetes
Kubernetes (K8s) is an open-source system for automating deployment, scaling, and management of containerized applications.
Contributors
115,606
Organizations
21,871
Software value
$5.8B
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
42,912
Organizations
4,973
Software value
$1.4B
Next.js
The React Framework
Contributors
37,105
Organizations
7,648
Software value
$47M
Definitely Typed
DefinitelyTyped is a community-driven project that provides high-quality TypeScript type definitions for JavaScript libraries.
Contributors
31,739
Organizations
8,962
Software value
$134M
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
30,312
Organizations
3,148
Software value
$141M
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
29,048
Organizations
6,275
Software value
$194M
Python
The Python programming language
Contributors
27,928
Organizations
4,535
Software value
$89M
Laravel Framework
Laravel Framework is an open-source PHP framework for building web applications, offering features such as routing, authentication, and database management.
Contributors
23,920
Organizations
4,498
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
22,110
Organizations
3,499
Software value
$37M
Golang
Go is an open-source programming language designed by Google that is known for its simplicity, performance, and efficient concurrency support.
Contributors
19,574
Organizations
5,274
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
18,652
Organizations
4,468
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
18,169
Organizations
2,605
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
16,906
Organizations
3,313
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
16,795
Organizations
3,509
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
15,572
Organizations
1,838
Software value
$149M
AWS Cloud Development Kit (CDK)
Define composable configuration models through code
Contributors
14,044
Organizations
2,378
Software value
$581M
Storybook
Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation
Contributors
13,851
Organizations
3,184
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
12,876
Organizations
1,992
Software value
$23M
Raspberry Pi Kernel
Kernel source tree for Raspberry Pi-provided kernel builds.
Contributors
12,694
Organizations
2,265
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
10,016
Organizations
2,254
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
8,885
Organizations
1,644
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
8,289
Organizations
982
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
7,596
Organizations
1,226
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
7,184
Organizations
1,149
Software value
$36M
Babel
Babel is a compiler for writing next-generation JavaScript.
Contributors
7,106
Organizations
2,492
Software value
$28M
Quarkus: Supersonic Subatomic Java Project
Quarkus: Supersonic Subatomic Java.
Contributors
6,850
Organizations
1,168
Software value
$65M
typescript-eslint
Tooling that enables ESLint and Prettier to support TypeScript
Contributors
4,225
Organizations
1,457
Software value
$10M
CMSSW
CMS Offline Software
Contributors
4,206
Organizations
215
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
3,904
Organizations
371
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
3,508
Organizations
889
Software value
$35M
WebKit
The browser engine used by Safari, Mail, App Store and many other applications on macOS, iOS and Linux.
Contributors
2,584
Organizations
242
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
1,826
Organizations
553
Software value
$29M