Top PLUS GitHub Repositories & Tools (2026)

Free and open source database client built natively for developers

Bitcoin Core integration/staging tree

Cross-platform, customizable ML solutions for live and streaming media.

The C++ Standard Library for Parallelism and Concurrency

An open source re-implementation of RollerCoaster Tycoon 2 🎢

C/C++ WebRTC network library featuring Data Channels, Media Transport, and WebSockets

Q Light Controller Plus (QLC+) is a free and cross-platform software to control DMX or analog lighting systems like moving heads, dimmers, scanners etc. This project is a fork of the great QLC project written by Heikki Junnila that aims to continue the QLC development and to introduce new features.

Widelands is a free, open source real-time strategy game with singleplayer campaigns and a multiplayer mode. The game was inspired by Settlers II™ (© Bluebyte) but has significantly more variety and depth to it.

Cryptography Toolkit

🛡 I2P: End-to-End encrypted and anonymous Internet

static analysis of C/C++ code

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.

:electron: Build cross-platform desktop apps with JavaScript, HTML, and CSS

edb is a cross-platform AArch32/x86/x86-64 debugger.

Extremely fast, in memory, serialization, reflection, and RPC library for C++. JSON, BEVE, BSON, CBOR, CSV, JSONB, MessagePack, TOML, YAML, EETF

:strawberry: Strawberry Music Player

Static reflection for enums (to string, from string, iteration) for modern C++, work with any enum type without any macro or boilerplate code

Efficient reliable UDP unicast, UDP multicast, and IPC message transport

Nix, the purely functional package manager

Cutting Edge WebRTC Video Conferencing