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

The .NET Compiler Platform ("Roslyn") provides open-source C# and Visual Basic compilers with rich code analysis APIs.

A computer algebra system written in pure Python

Moby Project - a collaborative project for the container ecosystem to assemble container-based systems

The Julia Language: A fresh approach to technical computing.

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

Visual Studio Code

:bar_chart: Kibana analytics and search dashboard for Elasticsearch

The Go programming language

One framework. Mobile & desktop.

Software to automate the management and configuration of any infrastructure or application at scale. Get access to the Salt software package repository here:

The Servo Browser Engine

Nix Packages collection

Notepad++ official repository

:bar_chart: Kibana analytics and search dashboard for Elasticsearch

Production-Grade Container Scheduling and Management

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

a package manager for javascript

The Servo Browser Engine

A safe, concurrent, practical language.

Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy. Avoid writing scripts or custom code to deploy and update your applications— automate in a language that approaches plain English, using SSH, w

Numpy main repository

Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, HyperLogLogs, Bitmaps.

Tensors and Dynamic neural networks in Python with strong GPU acceleration

Terraform AWS provider

scikit-learn: machine learning in Python

Liberating Web Analytics. Star us on Github? +1. Matomo is the leading open alternative to Google Analytics that gives you full control over your data. Matomo lets you easily collect data from websites, apps & the IoT and visualise this data and extract i

Open Source, Distributed, RESTful Search Engine

Open Source ERP built for the web

Computation using data flow graphs for scalable machine learning

Emscripten: An LLVM-to-JavaScript Compiler

Terraform is a tool for building, changing, and combining infrastructure safely and efficiently.

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

☁️ Nextcloud server, a safe home for all your data

The JavaScript and API powered WordPress.com

The tool for beautiful monitoring and metric analytics & dashboards for Graphite, InfluxDB & Prometheus & More

Deep Learning for humans

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

Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.

matplotlib: plotting with Python

:cloud: ownCloud web server core (Files, DAV, etc.)

Build amazing native and progressive web apps with open web technologies. One app running on everything 🎉

A community-driven Emacs distribution - The best editor is neither Emacs nor Vim, it's Emacs *and* Vim!

Scipy library main repository

Cocos2d-x is a suite of open-source, cross-platform, game-development tools used by millions of developers all over the world.

Adaptable, fast automation for all

A curated list of amazingly awesome Elixir and Erlang libraries, resources and shiny things. Updates:

a package manager for javascript

📦🐈 Fast, reliable, and secure dependency management.

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

Jupyter Interactive Notebook