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

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

An IRB alternative and runtime developer console

A file and module loader for JavaScript

Open Dylan compiler and IDE

A tool to enforce Swift style and conventions.

Haskell Documentation Tool

SunPy - Python for Solar Physics

Facilitating Open Science

Node.js debugger based on Blink Developer Tools

The easy-to-use and developer-friendly CMS

MyPaint is a simple drawing and painting program that works well with Wacom-style graphics tablets.

Chosen is a library for making long, unwieldy select boxes more friendly.

Gin is a HTTP web framework written in Go (Golang). It features a Martini-like API with much better performance -- up to 40 times faster. If you need smashing performance, get yourself some Gin.

Compass is no longer actively maintained.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

Wiki Education Foundation's Wikipedia course dashboard system

A multi-platform .NET UI framework

SkyFireEMU is a full featured F/OSS World of Warcraft: Cataclysm emulator written in C++. || Compatible with World of Warcraft client 4.0.6a (Build:13623) || Public DB is located on forum

Spring HATEOAS - Library to support implementing representations for hyper-text driven REST web services.

ASP.NET Core MVC is a model view controller framework for building dynamic web sites with clean separation of concerns, including the merged MVC, Web API, and Web Pages w/ Razor.

The JavaScript library for modern SVG graphics.

C++ websocket client/server library

RailsAdmin is a Rails engine that provides an easy-to-use interface for managing your data

A tagging plugin for Rails applications that allows for custom tagging along dynamic contexts.

Video.js - open source HTML5 & Flash video player

The administration framework for Ruby on Rails applications.

The administration framework for Ruby on Rails applications.

A strongly-typed language that compiles to Javascript

Solr-powered search for Ruby objects

ODK Collect is an Android app for filling out forms. It's been used to collect billions of data points in challenging environments around the world. Contribute and make the world a better place! ✨📋✨

Run OpenShift locally

Classic UI of ManageIQ

The Eta Programming Language, a dialect of Haskell on the JVM

The Rubinius Language Platform

A package manager for the web

Expressive, robust, feature-rich CSS language built for nodejs

Interactive and Reactive Data Science using Scala and Spark.