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

Modern applications with built-in automation

Build forms in React, without the tears 😭

:atom: The hackable text editor

fabric8 is an open source microservices platform based on Docker, Kubernetes and Jenkins

Microsoft Azure SDK for JavaScript (NodeJS & Browser)

Very spicy additions to the Java programming language.

Open source Slack-alternative in Golang and React - Mattermost

Open source Slack-alternative in Golang and React - Mattermost

Simple, fast, safe, compiled language for developing maintainable software. Supports translation from C and (soon) C++. Compiles itself in <1s.

Build Mobile, Desktop and WebAssembly apps with C# and XAML. Today. Open source and professionally supported.

E2E test framework for Angular apps

PDF Reader in JavaScript

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

JRuby, an implementation of Ruby on the JVM

Dolibarr ERP CRM is a modern software package to manage your company or foundation activity (contacts, suppliers, invoices, orders, stocks, agenda, ...).It's opensource software (wrote with PHP language) designed for small and medium companies, foundation

Theano is a Python library that allows you to define, optimize, and evaluate mathematical expressions involving multi-dimensional arrays efficiently. It can use GPUs and perform efficient symbolic differentiation.

A delightful community-driven (with 1,000+ contributors) framework for managing your zsh configuration. Includes 200+ optional plugins (rails, git, OSX, hub, capistrano, brew, ant, php, python, etc), over 140 themes to spice up your morning, and an auto-u

Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. By default it supports the Google Java Style Guide and Sun Code Conventions, but is highly configurable. It can be invoked with an ANT task and a comma

The Ethereum Improvement Proposal repository

Command-line JSON processor

Research platform for new language concepts and compiler technologies for Scala.

One webpage for every book ever published!

🎥 Command line video player

Certbot is EFF's tool to obtain certs from Let's Encrypt and (optionally) auto-enable HTTPS on your server. It can also act as a client for any other CA that uses the ACME protocol.

Certbot is EFF's tool to obtain certs from Let's Encrypt and (optionally) auto-enable HTTPS on your server. It can also act as a client for any other CA that uses the ACME protocol.

The Kubernetes Package Manager

Yoast SEO for WordPress

AngularBellApp using couch 2.0. Part of OLE

AngularBellApp using couch 2.0. Part of OLE

Support for adding OAuth1(a) and OAuth2 features (consumer and provider) for Spring web applications.

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

Open-source software for volunteer computing and grid computing.

Wikidata scholarly profiles

Mumble is an Open Source, low-latency, high quality voice chat software

Magic Another Game Engine

📦🚀 Blazing fast, zero configuration web application bundler

Interactive Web Plotting for Python

Moved to https://github.com/nodejs/node

music library manager and MusicBrainz tagger

Simple collaboration from your desktop

c:geo - The powerful Android geocaching app.

A library that provides an embeddable, persistent key-value store for fast storage.

The HTML Presentation Framework

Ushahidi Platform v3 API

A virtual machine for executing programs written in Hack.

Azure WebJobs SDK

ShellCheck, a static analysis tool for shell scripts

Spring Boot

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.