A certain block game
An open source reimplementation of the Among Us Server
One framework for creating powerful cross-platform games
Xash3D FWGS engine
Turn your phone into a wireless Xbox controller via any web browser.
A cross-platform interpreter for many point-and-click adventure games
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
Cross-platform 2D game engine