A framework for building native applications using React

Mumble is an open-source, low-latency, high quality voice chat software.

Zeek is a powerful network analysis framework that is much different from the typical IDS you may know.

Diablo build for modern operating systems

Cataclysm - Dark Days Ahead. A turn-based survival game set in a post-apocalyptic world.

An open source, turn-based strategy game with a high fantasy theme.

Apache Traffic Server™ is a fast, scalable and extensible HTTP/1.1 and HTTP/2 compliant caching proxy server.

Stan development repository. The master branch contains the current release. The develop branch contains the latest stable development. See the Developer Process Wiki for details.

Open Source Routing Engine for OpenStreetMap

OpenMLDB is an open-source machine learning database that provides a feature platform computing consistent features for training and inference.

A fast, powerful type checker designed for Ruby

Share a single keyboard and mouse between multiple computers.

Guidelines Support Library

OpenVDB - Sparse volume data structure and tools

A distributed, fast open-source graph database featuring horizontal scalability and high availability

An RSS/Atom feed reader for text terminals

Eclipse OMR™ Cross platform components for building reliable, high performance language runtimes

An open source re-implementation of RollerCoaster Tycoon 2 🎢

Multipass orchestrates virtual Ubuntu instances

Light-weight system monitor for X, Wayland, and other things, too

High-level tracing language for Linux

Solidity, the Smart Contract Programming Language

OpenTTD is an open source simulation game based upon Transport Tycoon Deluxe

The reference P4 software switch

Godot Engine – Multi-platform 2D and 3D game engine

The core of our monitoring platform with a powerful configuration language and REST API.

Point Cloud Library (PCL)

RetroShare is a Free and Open Source cross-platform, Friend-2-Friend and secure decentralised communication platform.

Cross-platform music production software

Avogadro libraries provide 3D rendering, visualization, analysis and data processing useful in computational chemistry, molecular modeling, bioinformatics, materials science, and related areas.

ArduPlane, ArduCopter, ArduRover, ArduSub source

Cryptography Toolkit

A fast, scalable, high performance Gradient Boosting on Decision Trees library, used for ranking, classification, regression and other machine learning tasks for Python, R, Java, C++. Supports computation on CPU and GPU.

GNU Radio – the Free and Open Software Radio Ecosystem

RGB Driver for Linux

Powerful, mature open-source cross-platform game engine for Python and C++, developed by Disney and CMU

An audio server, programming language, and IDE for sound synthesis and algorithmic composition.

The new Windows Terminal and the original Windows console host, all in the same place!

Scalable, Portable and Distributed Gradient Boosting (GBDT, GBRT or GBM) Library, for Python, R, Java, Scala, C and more. Runs on single machine, Hadoop, Spark, Dask, Flink and DataFlow

Decentralized cryptocurrency blockchain daemon implementing the XRP Ledger protocol in C++

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

Distributed C++ services from embedded to enterprise