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

Simplifies building hypermedia-driven REST web services on top of Spring Data repositories

A React-based UI toolkit for the web

GitHub’s official command line tool

The Kubernetes Package Manager

Json.NET is a popular high-performance JSON framework for .NET

the future face of osu!

RIOT - The friendly OS for IoT

Materialize, a CSS Framework based on Material Design

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

A scalable, distributed, collaborative, document-graph database, for the realtime web

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

Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.

The Cocoa Dependency Manager.

CKAN is an open-source DMS (data management system) for powering data hubs and data portals. CKAN makes it easy to publish, share and use data. It powers catalog.data.gov, open.canada.ca/data, data.humdata.org among many other sites.

[DEPRECATED] Mist. Browse and use Ðapps on the Ethereum network.

A suite of tools for the pdmtgo community

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

A D3-based reusable chart library

:bar_chart: A D3-based reusable chart library

OpenLayers

A collection of libraries and tools that help you build adaptive, accessible, and robust user experiences.

Build like a team of hundreds_

🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions.

🐠 Babel is a compiler for writing next generation JavaScript.

Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.

A dock for the Gnome Shell. This extension moves the dash out of the overview transforming it in a dock for an easier launching of applications and a faster switching between windows and desktops.

Modern UI for Ansible, Terraform, OpenTofu, Bash, Pulumi.

A fast JSON parser/generator for C++ with both SAX/DOM style API

Making Docker and Kubernetes management easy.

:gem: A fast, open source text processor and publishing toolchain, written in Ruby, for converting AsciiDoc content to HTML 5, DocBook 5, and other formats.

Microsoft Azure SDK for JavaScript (NodeJS & Browser)

The Serenity Operating System 🐞

A flexible level editor

Flexible level editor

Chocolatey - the package manager for Windows

Distributed Task Queue (development branch)

Simple animated GIF screen recorder with an easy to use interface

One framework for creating powerful cross-platform games.

The Markdown-based note-taking app that doesn't suck.

Vagrant is a tool for building and distributing development environments.

Vagrant is a tool for building and distributing development environments.

:speech_balloon: A community-driven python bot that aims to be as simple as possible to serve humans with their everyday tasks

Collabora Online is a collaborative online office suite based on LibreOffice technology. This is also the source for the Collabora Office apps for iOS and Android.

Extensible Dev Tools for Monorepos

Personal CRM. Remember everything about your friends, family and business relationships.

Dify is an open-source LLM app development platform. Dify's intuitive interface combines AI workflow, RAG pipeline, agent capabilities, model management, observability features and more, letting you quickly go from prototype to production.

OpenToonz - An open-source full-featured 2D animation creation software

Google core libraries for Java

🗨️ Nextcloud Talk – chat, video & audio calls for Nextcloud