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

Apache Maven core

AdAway is a free and open source ad blocker for Android.

Mod manager for various PC games. Discord Server: https://discord.gg/cYwdcxj if you would like to be more involved

🇮🇱 Stand with Israel 🇮🇱 Open-source backend development platform. Build production-ready services without wasting time on repetitive coding.

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

Terraform provider for Azure Resource Manager

Very spicy additions to the Java programming language.

Azure WebJobs SDK

🎒 Next level crypto wallet

Pygments is a generic syntax highlighter written in Python

Grow Open Source

Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web with multiple identities or accounts simultaneously.

The Rails application that powers OpenStreetMap

Master programming by recreating your favorite technologies from scratch.

Mirror of Apache RocketMQ

ShareX is a free and open source program that lets you capture or record any area of your screen and share it with a single press of a key. It also allows uploading images, text or other types of files to over 80 supported destinations you can choose from

:zap: Universal Workflow Orchestration Platform — Code in any language, run anywhere. 900+ plugins for data, infrastructure, and AI automation.

DNS over HTTPS / DNS over Tor / DNSCrypt client, WireGuard proxifier, firewall, and connection tracker for Android.

Replacement icons for popular apps in the style of macOS Big Sur

Java libraries for writing microservices

An extensible media player for Android

:video_game: GDevelop is an open-source, cross-platform game engine designed to be used by everyone.

PrestaShop offers a fully scalable open source ecommerce solution.

An entity framework for Go

Apache Superset is a Data Visualization and Data Exploration Platform

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Warzone 2100 - a free and open source real time strategy game.

The Free Software Media System

🥑 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.

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

Ansible Community General Collection

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with LlamaIndex, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

📝 Minimalistic Vue-powered static site generator

AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.

Archipelago Multi-Game Randomizer and Server

A reactive notebook for Python — run reproducible experiments, execute as a script, deploy as an app, and version with git.

A React-based UI toolkit for the web

A bunch of lints to catch common mistakes and improve your Rust code. Book: https://doc.rust-lang.org/clippy/

GNU Radio – the Free and Open Software Radio Ecosystem

:zap: A Fast, Extensible Progress Bar for Python and CLI

A Minimalistic Wrapper for IndexedDB

A distributed task scheduler for Dask

Java DSL for easy testing of REST services

Build amazing native and progressive web apps with open web technologies. One app running on everything 🎉

Automatically generates Rust FFI bindings to C (and some C++) libraries.

A suite of tools for the pdmtgo community

A powerful cross-platform UI toolkit for building native-quality iOS, Android, and Progressive Web Apps with HTML, CSS, and JavaScript.

Fast, secure, efficient backup program