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

Scala language server with rich IDE features 🚀

hub helps you win at git.

A command-line tool that makes git easier to use with GitHub.

📘 Nextcloud documentation

The Symfony PHP framework

Create amazing 360 and VR content using React

A toolkit for machine learning from time series

Keep your application settings in sync (OS X/Linux)

Rust parser combinator framework

Apache Solr open-source search software

Free and open-source social network for active citizenship.

Web app for visualizing pathogen evolution

Yii 2: The Fast, Secure and Professional PHP Framework

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

Multi functional app to find duplicates, empty folders, similar images etc.

BleachBit system cleaner for Windows and Linux

Easily make RESTful web services for time series reporting with Big Data analytics engines like Druid and SQL Databases.

Asset Management for PHP

Bitfocus Companion enables the reasonably priced Elgato Streamdeck and other controllers to be a professional shotbox surface for an increasing amount of different presentation switchers, video playback software and broadcast equipment.

:bookmark_tabs: A better OneTab for Chrome :memo: Temporarily removed from firefox :construction: V2 is WIP

a structural diff that understands syntax 🟥🟩

lightweight connection pooler for PostgreSQL

bottle.py is a fast and simple micro-framework for python web-applications.

A Ruby language server.

Data structure and Algorithm (DSA) contributions

A file and module loader for JavaScript

Friendly machine learning for the web! 🤖

The continuation of the venerable JA2-Stracciatella project.

Distributed AI Model Training and LLM Fine-Tuning on Kubernetes

libheif is a ISO/IEC 23008-12:2017 HEIF file format decoder and encoder.

Ember.js - A JavaScript framework for creating ambitious web applications

最好用的 V2Ray 一键安装脚本 & 管理脚本

📑 Collabora Online for Nextcloud

Cross-platform framework for building truly native mobile apps with Java or Kotlin. Write Once Run Anywhere support for iOS, Android, Desktop & Web.

An Open Source YouTube app for privacy

Augmentative and Alternative Communication (AAC) system with text-to-speech for the browser

Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.

🏆 Java4You Design patterns

Open Dylan compiler and IDE

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

The fastai deep learning library

Sphinx theme for readthedocs.org

JavaScript Testing utilities for React

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Portable file server with accelerated resumable uploads, dedup, WebDAV, FTP, TFTP, zeroconf, media indexer, thumbnails++ all in one file, no deps

The Wren Programming Language. Wren is a small, fast, class-based concurrent scripting language.

MGen: Windows PC C++ algorithmic music generator laboratory, playing into MIDI port and exporting MIDI

NUnit Framework

Powerful and flexible web-based application builder

urllib3 is a user-friendly HTTP client library for Python