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

A safe, concurrent, practical language.

a package manager for javascript

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more

An open source code editor for the web, written in JavaScript, HTML and CSS.

Godot Engine – Multi-platform 2D and 3D game engine

Statsmodels: statistical modeling and econometrics in Python

The Servo Browser Engine

This repo contains the .NET Core foundational libraries, called CoreFX. It includes classes for collections, file systems, console, XML, async and many others. We welcome contributions.

Open Source, Distributed, RESTful Search Engine

The JavaScript and API powered WordPress.com

a fast, scalable, multi-language and extensible build system

Nim is a compiled, garbage-collected systems programming language with a design that focuses on efficiency, expressiveness, and elegance (in that order of priority).

The official bug tracker for the Scala programming language.

TrinityCore Open Source MMO Framework (master = 7.3.5.26124, 3.3.5 = 3.3.5a.12340)

📦🐈 Fast, reliable, and secure dependency management.

All Submissions you make to Magento Inc. (“Magento") through GitHub are subject to the following terms and conditions: (1) You grant Magento a perpetual, worldwide, non-exclusive, no charge, royalty free, irrevocable license under your applicable copyrigh

Tensors and Dynamic neural networks in Python with strong GPU acceleration

Printing since 1440. Development hub for the editor focus in core. Plugin is available from the official WordPress repository.

Build cross platform desktop apps with JavaScript, HTML, and CSS

Nix Packages collection

The Julia Language: A fresh approach to technical computing.

unix-like reverse engineering framework and commandline tools

The Go programming language

Deep Learning for humans

Official upstream development repository for Cabal and cabal-install

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

Official repository for IPython itself. Other repos in the IPython organization contain things like the website, documentation builds, etc.

Notepad++ official repository

Your self-hosted, globally interconnected microblogging community

Bitcoin Core integration/staging tree

Home of the Joomla! Content Management System

Visual Studio Code

A virtual machine for executing programs written in Hack.

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.