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

Very spicy additions to the Java programming language.

Facebook AI Research Sequence-to-Sequence Toolkit written in Python.

Open source platform for the machine learning lifecycle

A free open source IT asset/license management system

Spring Security

Visual Studio Code Remote Development: Open any folder in WSL, in a Docker container, or on a remote machine using SSH and take advantage of VS Code's full feature set.

Cross-platform HTTP and GraphQL Client

Interactive Web Plotting for Python

A JavaScript checker and optimizer.

An experimental Rust compiler front-end for IDEs

Mist. Browse and use Ðapps on the Ethereum network.

A collection of Android libraries to build browsers or browser-like applications.

WordPress for iOS - Official repository

Replacement icons for popular apps in the style of macOS Big Sur

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

The world’s fastest framework for building websites.

Point Cloud Library (PCL)

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

A secure JavaScript/TypeScript runtime built with V8, Rust, and Tokio

Materialize, a CSS Framework based on Material Design

Command-line JSON processor

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

The easy-to-use OpenStreetMap editor in JavaScript.

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.

The OWASP ZAP core project

The core OCaml system: compilers, runtime system, base libraries

Open-source software for volunteer computing and grid computing.

Magic Another Game Engine

a package manager for JavaScript, report bugs and get support at:

A D3-based reusable chart library

A D3-based reusable chart library

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

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

A terminal built on web technologies

One webpage for every book ever published!

📦🚀 Blazing fast, zero configuration web application bundler

A private messenger for iOS.

♞ lichess.org: the forever free, adless and open source chess server ♞

Real-time performance monitoring, done right! https://my-netdata.io/

Ceph is a distributed object, block, and file storage platform

JRuby, an implementation of Ruby on the JVM

Modern applications with built-in automation

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

⚛️📄🚀 Blazing fast static site generator for React

sbt, the interactive build tool

Yoast SEO for WordPress

React components that implement Google's Material Design.

React components that implement Google's Material Design.

turn natural language into structured data

💬 Open source machine learning framework to automate text- and voice-based conversations: NLU, dialogue management, connect to Slack, Facebook, and more - Create chatbots and voice assistants