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

Moby Project - a collaborative project for the container ecosystem to assemble container-based systems

A glossy Matrix collaboration client for the web.

dmd D Programming Language compiler

The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.

Get up and running with Kimi-K2.6, GLM-5.2, MiniMax, DeepSeek, gpt-oss, Qwen, Gemma and other models.

Jenkins automation server

☁️ Nextcloud server, a safe home for all your data

Terraform AWS provider

Adaptable, fast automation for all

🍃 Organic Maps is a free Android & iOS offline maps app for travelers, tourists, hikers, and cyclists. It uses crowd-sourced OpenStreetMap data and is developed with love by MapsWithMe (MapsMe) founders and our community. No ads, no tracking, no data coll

OsmAnd

:house_with_garden: Open-source home automation platform running on Python 3

:house_with_garden: Open source home automation that puts local control and privacy first.

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

A refreshingly simple data-driven game engine built in Rust

Free universal database tool and SQL client

Virtual whiteboard for sketching hand-drawn like diagrams

The Go programming language

A glossy Matrix collaboration client for the web.

The JavaScript and API powered WordPress.com

Optional static typing for Python

The Servo Browser Engine

The Servo Browser Engine

Open Source Identity and Access Management For Modern Applications and Services

An Open Source Machine Learning Framework for Everyone

Cross-platform, sophisticated frontend for the libretro API. Licensed GPLv3.

Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.

The official home of the Presto distributed SQL query engine for big data

Notepad++ official repository

Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more

Statsmodels: statistical modeling and econometrics in Python

General-purpose programming language and toolchain for maintaining robust, optimal, and reusable software.

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

Mixxx is Free DJ software that gives you everything you need to perform live mixes.

The AWS Cloud Development Kit is a framework for defining cloud infrastructure in code

MISP (core software) - Open Source Threat Intelligence and Sharing Platform

Dataframes powered by a multithreaded, vectorized query engine, written in Rust

Quarkus: Supersonic Subatomic Java.

Issue tracker for Backdrop core.

An open source code editor for the web, written in JavaScript, HTML and CSS.

Open Source Computer Vision Library

Production-Grade Container Scheduling and Management

Git with a cup of tea! Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry and CI/CD

An orchestration platform for the development, production, and observation of data assets.

A youtube-dl fork with additional features and fixes

Liberating Web Analytics. Star us on Github? +1. Matomo is the leading open alternative to Google Analytics that gives you full control over your data. Matomo lets you easily collect data from websites & apps and visualise this data and extract insights.