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

openFrameworks is a community-developed cross platform toolkit for creative coding in C++.

Home of the Joomla! Content Management System

One webpage for every book ever published!

Memory hacking library for Dwarf Fortress and a set of tools that use it

A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: http://trello.com/b/8txSM12G/roadmap

Very spicy additions to the Java programming language.

libpod is a library used to create container pods.

Podman: A tool for managing OCI containers and pods.

📱 Nextcloud iOS App

A new bootable USB solution.

Free (libre) font editor for Windows, Mac OS X and GNU+Linux

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

A Django content management system focused on flexibility and user experience

web development, streamlined

Dolibarr ERP CRM is a modern software package to manage your company or foundation activity (contacts, suppliers, invoices, orders, stocks, agenda, ...).It's opensource software (wrote with PHP language) designed for small and medium companies, foundation

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

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 React-based UI toolkit for the web

🆔 The easy-to-use OpenStreetMap editor in JavaScript.

Apache JMeter open-source load testing tool for analyzing and measuring the performance of a variety of services

:atom: The hackable text editor

💌 Mail app for Nextcloud

📦🐈 Active development trunk for Yarn ⚒

Label Studio is a multi-type data labeling and annotation tool with standardized output format

NOVA opeN sOurce Video plAyer: main repository to build them all

The Cloud Native Application Proxy

The personal finance app for everyone (by everyone)

A new type of shell

A web interface for MySQL and MariaDB

🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

Image processing in Python

Wikidata-based scholarly profiles

The modern web developer’s platform

Extensible low-code framework for building business applications. Connect to databases, cloud storages, GraphQL, API endpoints, Airtable, etc and build apps using drag and drop application builder. Built using JavaScript/TypeScript. 🚀

A PSP emulator for Android, Windows, Mac and Linux, written in C++. Want to contribute? Join us in #ppsspp on freenode (IRC) or just send pull requests / issues. For discussion use the forums on ppsspp.org.

A React framework for building text editors.

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

The Python package installer

Angular Smart Data Table component

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

Apache Iceberg

An open source payments switch written in Rust to make payments fast, reliable and affordable

Open Standard for Metadata. A Single place to Discover, Collaborate and Get your data right.

Web Experience Toolkit (WET): Open source code library for building innovative websites that are accessible, usable, interoperable, mobile-friendly and multilingual. This collaborative open source project is led by the Government of Canada.

AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI Workflows & AI Agents • MCPs for AI Agents

Penpot - The Open-Source design & prototyping platform

Format Rust code

Format Rust code

G-code generator for 3D printers (RepRap, Makerbot, Ultimaker etc.)