A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later (C++11 support is in v2.x branch, and C++03 on the Catch1.x branch)

Super fast C++ library to generate and parse UUIDv4

Minimalistic p2p chat implementation.

Novice-built game engine from the ground up (with blogs!)

SUPERSEDED by https://github.com/mozilla-firefox/firefox. Read-only Git mirror of the Mercurial gecko repositories at https://hg.mozilla.org

dxvk tree containing branches used by Proton

Steam Audio

Compatibility tool for Steam Play based on Wine and additional components

Bullet Physics SDK: real-time collision detection and multi-physics simulation for VR, games, visual effects, robotics, machine learning etc.