An OpenGL RTS game engine written in C
The flexible game engine
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Updated emulator of Forgotten Realms: Unlimited Adventures
A cross-platform, open-source, pure C game engine for mobile game
Homebrew save management, editing tool and memory trainer for Horizon
Retro Games in Gym
A Simple Game Engine
Tactical, turn-based game engine, that uses OpenGL and WinAPI