Help out your favorite open source projects and become a better developer while doing it.

🎥 Command line video player

Web Experience Toolkit (WET): Open source code library for building innovative websites that are accessible, usable, interoperable, mobile-friendly and multilingual. This collaborative open source project is led by the Government of Canada.

The Symfony PHP framework

Open source Slack-alternative in Golang and React - Mattermost

Open source Slack-alternative in Golang and React - Mattermost

vis.js is a dynamic, browser-based visualization library

Bears for coala

Scrapy, a fast high-level web crawling & scraping framework for Python.

Simple management UI for Docker

BOSH release and development workspace for Concourse

Google core libraries for Java

The easy-to-use OpenStreetMap editor in JavaScript.

Magic Another Game Engine

Visual Studio Code Remote Development: Open any folder in WSL, in a Docker container, or on a remote machine using SSH and take advantage of VS Code's full feature set.

A JavaScript checker and optimizer.

WordPress for iOS - Official repository

:atom: The hackable text editor

Yoast SEO for WordPress

Very spicy additions to the Java programming language.

🐜 A UI Design Language

Build amazing native and progressive web apps with open web technologies. One app running on everything 🎉

Run Kubernetes locally

The pytest framework makes it easy to write small tests, yet scales to support complex functional testing

A powerful cross-platform UI toolkit for building native-quality iOS, Android, and Progressive Web Apps with HTML, CSS, and JavaScript.

Multi Theft Auto is a game engine that adds full network multiplayer functionality to Rockstar North's Grand Theft Auto game series, in which this functionality is not originally found.

Spring Security

Ruby on Rails

Mirror of Apache Flink

KeePassXC is a cross-platform community-driven port of the Windows application “Keepass Password Safe”.

Materialize, a CSS Framework based on Material Design

A terminal built on web technologies

The world’s fastest framework for building websites.

Swagger UI is a collection of HTML, Javascript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API.

Next generation frontend tooling. It's fast!

Mist. Browse and use Ðapps on the Ethereum network.

📦🚀 Blazing fast, zero configuration web application bundler

Command-line JSON processor

Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web with multiple identities or accounts simultaneously.

Simple collaboration from your desktop

Interactive Web Plotting for Python

A D3-based reusable chart library

A D3-based reusable chart library

The repository for high quality TypeScript type definitions.

Simplifies building hypermedia-driven REST web services on top of Spring Data repositories

c:geo - The powerful Android geocaching app.

Cybernetically enhanced web apps

A collection of Android libraries to build browsers or browser-like applications.

The OWASP ZAP core project

Point Cloud Library (PCL)