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

Dillo, a multi-platform graphical web browser

Find and fix problems in your JavaScript code.

WildFly Application Server

Test infrastructure for the Kubernetes project.

A collection of composable React components for building interactive data visualizations

IntelliJ Plugin for Ceylon

Castle Windsor is a best of breed, mature Inversion of Control container available for .NET

Fast, Nimble PDF Writer for Ruby

HTTP (The Gem! a.k.a. http.rb) - a fast Ruby HTTP client with a chainable API, streaming support, and timeouts

The Ruby community's gem hosting service.

:crystal_ball: :loop: Get the cyclic next integer number.

SPARQL graph database

A transpiler that converts Python code into Java bytecode

An interactive board with plugins focusing on replacing the need of multiple platforms for teaching, presenting, managing or explaining your ideas (Public Beta 🌎 )

An alternative tibia client for otserv written in C++11 and Lua, made with a modular system that uses lua scripts for ingame interface and functionality, making otclient flexible and easy to customize

Breeze is a numerical processing library for Scala.

the ninja of .net dependency injectors

Mysterium Network Node - official implementation of distributed VPN network (dVPN) protocol

Q/A based social network

A container runtime written in Rust

A full-stack DevOps on AWS framework

Simple microblogging network based on the ostatus protocol.

A Go based command line tool for exercism.org.

Python for the Java Platform

BNF Converter

Nokogiri (鋸) makes it easy and painless to work with XML and HTML from Ruby.

SolidStart, the Solid app framework

Mozilla extension: Minimize windows into the system tray (Firefox, Thunderbird, Seamonkey, Instantbird)

The place to report Octoblu issues

Finally, an easily stylable semantic HTML data grid widget with a Javascript API that doesn't suck.

PHP library that provides a filesystem abstraction layer − will be a feast for your files!

📝 A website for automatically generating elegant LaTeX resumes.

SDL2 binding for Go

Tensors and neural networks in Haskell

Create structured, declarative and beautifully organized class-based controllers with heavy decorators usage in Express / Koa using TypeScript and Routing Controllers Framework.

Apache Cordova Android

Open Brush is the open source, community led evolution of Tilt Brush! Forked from https://github.com/googlevr/tilt-brush

A platform for community discussion. Free, open, simple.

Algorithm and data structure articles for https://cp-algorithms.com (based on http://e-maxx.ru)

Lint your CoffeeScript.

A Website Dedicated to Egg Recipes

An elegant way to show users that something is happening and also prepare them to which contents he is waiting

Simple JavaScript Duckumentation generator.

A modern Docker LAMP stack and MEAN stack for local development