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

Unleash the power of Java - JBang Lets Students, Educators and Professional Developers create, edit and run self-contained source-only Java programs with unprecedented ease.

A Git-based CMS for Static Site Generators

A powerful all-in-one bot for Twitch streamers

Command-line JSON processor

An online toolset to manage and analyze data collected from insect camera traps for research and conservation efforts.

Stellarium is a free GPL software which renders realistic skies in real time with OpenGL. It is available for Linux/Unix, Windows and macOS. With Stellarium, you really see what you can see with your eyes, binoculars or a small telescope.

An open-source & self-hostable Heroku / Netlify / Vercel alternative.

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

Typed interactions with the GitHub API v3

Typed interactions with the GitHub API v3

📇 Contacts app for Nextcloud

Provides PowerShell language and debugging support for Visual Studio Code

Creating delicious APIs for Django apps since 2010.

Ivy - a generic completion frontend for Emacs, Swiper - isearch with an overview, and more. Oh, man!

Q&A-based community knowledge-sharing software

REST API for any Postgres database

Multi-Dimensional charting built to work natively with crossfilter rendered with d3.js

Meshtastic device firmware

:rocket:  A fully-featured, production ready caching GraphQL client for every UI framework and GraphQL server.

:package::rocket: Fully automated version management and package publishing

WordPress for iOS - Official repository

Utilities to use the Hugging Face Hub API

An open-source, code-first Python toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.

🐺 Turn Based Strategy Game. Master your beasts!

Perkeep (née Camlistore) is your personal storage system for life: a way of storing, syncing, sharing, modelling and backing up content.

Autopsy® is a digital forensics platform and graphical interface to The Sleuth Kit® and other digital forensics tools. It can be used by law enforcement, military, and corporate examiners to investigate what happened on a computer. You can even use it to

Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.

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

Apache Flink

Git Source Code Mirror - This is a publish-only repository but pull requests can be turned into patches to the mailing list via GitGitGadget (https://gitgitgadget.github.io/). Please follow Documentation/SubmittingPatches procedure for any of your improve

Official docs, website, and handbook for PostHog.

A Swift command line tool for generating your Xcode project

Traccar GPS Tracking System

Bitpay Wallet (formerly Copay) is a secure Bitcoin and other crypto currencies wallet platform for both desktop and mobile devices.

OpenEverest is an open-source platform for automated database provisioning and management. It supports multiple database technologies and can be hosted on any Kubernetes infrastructure, in the cloud or on-premises.

A toolkit with common assertions and mocks that plays nicely with the standard library

:lipstick: Universal beautification package for Atom editor

Enhancements tracking repo for Kubernetes

Content curation tools for Kolibri

The participatory democracy framework. A generator and multiple gems made with Ruby on Rails.

AI-powered job search system built on Claude Code. 14 skill modes, Go dashboard, PDF generation, batch processing.

👩‍🎤 CSS-in-JS library designed for high performance style composition

Run your GitHub Actions locally 🚀

ZeroMQ core engine in C++, implements ZMTP/3.1

Distributed reliable key-value store for the most critical data of a distributed system

🥧 Savoury implementation of the QUIC transport protocol and HTTP/3

Balena Supervisor: balena's agent on devices.

A modular Wayland compositor library

Emacs Python Development Environment