32 projects
Rendered at: 2025-07-16T09:05:14.887Z
Kubernetes
Kubernetes (K8s) is an open-source system for automating deployment, scaling, and management of containerized applications.
Contributors
120,669
Organizations
22,155
Software value
$4.4B
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
44,525
Organizations
5,132
Software value
$1.2B
Next.js
The React Framework
Contributors
34,679
Organizations
7,156
Software value
$63M
Definitely Typed
DefinitelyTyped is a community-driven project that provides high-quality TypeScript type definitions for JavaScript libraries.
Contributors
31,030
Organizations
8,842
Software value
$110M
Python
The Python programming language
Contributors
26,698
Organizations
4,323
Software value
$79M
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
25,571
Organizations
5,350
Software value
$138M
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
24,310
Organizations
2,900
Software value
$128M
Laravel Framework
Laravel Framework is an open-source PHP framework for building web applications, offering features such as routing, authentication, and database management.
Contributors
23,337
Organizations
4,402
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
21,535
Organizations
3,444
Software value
$32M
Golang
Go is an open-source programming language designed by Google that is known for its simplicity, performance, and efficient concurrency support.
Contributors
18,603
Organizations
5,141
Software value
$98M
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
17,847
Organizations
4,360
Software value
$25M
.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
17,530
Organizations
2,510
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
16,240
Organizations
3,460
Software value
$31M
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
15,628
Organizations
1,929
Software value
$134M
Raspberry Pi Kernel
Kernel source tree for Raspberry Pi-provided kernel builds.
Contributors
14,455
Organizations
2,594
Software value
$1.2B
Storybook
Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation
Contributors
13,326
Organizations
3,009
Software value
$12M
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
12,965
Organizations
3,122
Software value
$64M
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
12,476
Organizations
1,926
Software value
$23M
AWS Cloud Development Kit (CDK)
Define composable configuration models through code
Contributors
12,101
Organizations
2,281
Software value
$130M
NumPy
NumPy is a Python library for numerical computing, providing support for multi-dimensional arrays, mathematical functions, and efficient operations on large datasets.
Contributors
8,944
Organizations
2,187
Software value
$23M
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
8,285
Organizations
1,633
Software value
$21M
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
7,455
Organizations
1,165
Software value
$283M
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
7,411
Organizations
912
Software value
$94M
Babel
Babel is a compiler for writing next-generation JavaScript.
Contributors
7,062
Organizations
2,506
Software value
$34M
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
6,797
Organizations
1,096
Software value
$36M
Quarkus: Supersonic Subatomic Java Project
Quarkus: Supersonic Subatomic Java.
Contributors
6,225
Organizations
1,090
Software value
$62M
CMSSW
CMS Offline Software
Contributors
4,123
Organizations
202
typescript-eslint
Tooling that enables ESLint and Prettier to support TypeScript
Contributors
4,096
Organizations
1,427
Software value
$10M
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
3,401
Organizations
343
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
3,390
Organizations
878
Software value
$34M
WebKit
The browser engine used by Safari, Mail, App Store and many other applications on macOS, iOS and Linux.
Contributors
2,523
Organizations
236
Software value
$1.4B
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
1,644
Organizations
548
Software value
$28M