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

Tantivy is a full-text search engine library inspired by Apache Lucene and written in Rust

A runtime for writing reliable asynchronous applications with Rust. Provides I/O, networking, scheduling, timers, ...

The Grails Web Application Framework

A java client library to access Exchange web services. The API works against Office 365 Exchange Online as well as on premises Exchange.

RStan, the R interface to Stan

"Maven-node-grunt-gulp-npm-node-plugin to end all maven-node-grunt-gulp-npm-plugins." A Maven plugin that downloads/installs Node and NPM locally, runs NPM install, Grunt, Gulp and/or Karma.

Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 8 and above, brought to you by Google.

Enhancements tracking repo for Kubernetes

A private messenger for Android.

Powerful, mature open-source cross-platform game engine for Python and C++, developed by Disney and CMU

FastHub the ultimate GitHub client for Android.

CodiMD - Realtime collaborative markdown notes on all platforms.

Models, data loaders and abstractions for language processing, powered by PyTorch

📘 Nextcloud documentation

A podcast manager for Android

A web application to manage complex group hierarchies with members, events and a lot more.

Easy to maintain open source documentation websites.

Delightful JavaScript Testing.

A Java serialization/deserialization library to convert Java Objects into JSON and back

Spoon is a metaprogramming library to analyze and transform Java source code. :spoon: is made with :heart:, :beers: and :sparkles:. It parses source files to build a well-designed AST with powerful analysis and transformation API.

PLEASE READ THE PROJECT STATUS BELOW. Native AngularJS (Angular) directives for Bootstrap. Smaller footprint (20kB gzipped), no 3rd party JS dependencies (jQuery, bootstrap JS) required. Please read the README.md file before submitting an issue!

The first declarative React Native router

Automatic tiling window manager for macOS à la xmonad.

Application for managing recipes, planning meals, building shopping lists and much much more!

FastAPI framework, high performance, easy to learn, fast to code, ready for production

Cross-platform lib for process and system monitoring in Python

React Native's Animated library reimplemented

Everything you wish the HTML <select> element could do, wrapped up into a lightweight, extensible Vue component.

a very good whiteboard

a Hassle-Free Python Experience

A cross-platform, GPU-accelerated terminal emulator

A cross-platform, OpenGL terminal emulator.

💻 A fully functional local AWS cloud stack. Develop and test your cloud & Serverless apps offline

Super Productivity is an advanced todo list app with integrated Timeboxing and time tracking capabilities. It also comes with integrations for Jira, Gitlab, GitHub and Open Project.

Pure Go Postgres driver for database/sql

ANYWAY - Car accidents map

Hydra is a framework for elegantly configuring complex applications

🍕 The path to your next contribution.

Ethereum miner with OpenCL, CUDA and stratum support

Open-Source Web UI for Apache Kafka Management

:chains: A Framework for Building High Value Public Blockchains :sparkles:

I Tawt I Taw A Purdy Desktop

AnkiDroid: Anki on Android

Recoil is an experimental state management library for React apps. It provides several capabilities that are difficult to achieve with React alone, while being compatible with the newest features of React.

Wiki Education Foundation's Wikipedia course dashboard system

Desktop/Android/HTML5/iOS Java game development framework

Official Go implementation of the Ethereum protocol

:100:Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving

The UWP Community Toolkit is a collection of helper functions, custom controls, and app services. It simplifies and demonstrates common developer tasks building UWP apps for Windows 10. The toolkit is part of the .NET Foundation.