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

Next Browser - Be Productive.

Ember.js - A JavaScript framework for creating ambitious web applications

A Web Component compiler for building fast, reusable UI components and Progressive Web Apps 💎 Built by the Ionic Framework team

A new bootable USB solution.

Free and open-source social network for active citizenship.

The source code that powers readthedocs.org

Federated (ActivityPub) video streaming platform using P2P (BitTorrent) directly in the web browser with WebTorrent and Angular.

The open LMS by Instructure, Inc.

A Minimalistic Wrapper for IndexedDB

Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.

Simple, Pythonic remote execution and deployment.

React carousel component

The official repository for the AiiDA code

JSHint is a tool that helps to detect errors and potential problems in your JavaScript code

Reactive Microservices for the JVM

Next-generation ES6 module bundler

OpenLayers

Play Framework

Play Framework

PowerMock is a Java framework that allows you to unit test code normally regarded as untestable.

nose is nicer testing for python

The official repo for the design of the C# programming language

Ivy - a generic completion frontend for Emacs, Swiper - isearch with an overview, and more. Oh, man!

Familiar asyncio ORM for python, built with relations in mind

Video.js - open source HTML5 & Flash video player

Elixir plugin for JetBrain's IntelliJ Platform (including Rubymine)

A fast, extensible progress bar for Python and CLI

AlaSQL.js - JavaScript SQL database for browser and Node.js. Handles both traditional relational tables and nested JSON data (NoSQL). Export, store, and import data from localStorage, IndexedDB, or Excel.

Promise based HTTP client for the browser and node.js

AnkiDroid: Anki on Android

🚀 The easiest way to automate building and releasing your iOS and Android apps

A systems integration framework, built to bring the benefits of configuration management to your entire infrastructure.

A systems integration framework, built to bring the benefits of configuration management to your entire infrastructure.

A privacy-aware, distributed, open source social network.

Safe and portable GPU abstraction in Rust, implementing WebGPU API.

The DokuWiki Open Source Wiki Engine

Amplication is an open‑source development tool. It helps you develop quality Node.js applications without spending time on repetitive coding tasks.

Mautic: Open Source Marketing Automation Software.

Logistics & marketplace platform. Only for worker-owned business.

Backstage is an open platform for building developer portals

Official vibe.d development

:satellite: :cloud: :notes:Airsonic, a Free and Open Source community driven media server (fork of Subsonic and Libresonic)

Port of Akka actors for .NET

GitHub’s official command line tool

Shōgun

Dapper - a simple object mapper for .Net

Python package for earth-observing satellite data processing

Widelands is a free, open source real-time strategy game with singleplayer campaigns and a multiplayer mode. The game was inspired by Settlers II™ (© Bluebyte) but has significantly more variety and depth to it.

Extensible low-code framework for building business applications. Connect to databases, cloud storages, GraphQL, API endpoints, Airtable, etc and build apps using drag and drop application builder. Built using JavaScript/TypeScript. 🚀

A toolkit with common assertions and mocks that plays nicely with the standard library