3D game engine/framework in C, with Luajit and Python bindings now
A cross-platform, open-source, pure C game engine for mobile game
A modern, cross-platform Quake game engine based on FitzQuake.
Game engine to build text adventures.
A fork of Chocolate Doom with small Quality of Life enhancements
Low-Level Game Engine for Retro Platforms
Game engine for playing tomb raider 1 - 5 levels.
3D game engine for C and C++
A complete 2D Game Engine with built in drag and drop editor
A DirectX based graphics/physics engine