Raydium

Raydium is a game engine. It provides a set of functions wich allow quick and flexible games creation.

Functions covers things like player inputs (keyboard, mouse, joystick, joypad, force feedback), rendering (3D objets, OSD (On Screen Display)), time (a game must run at the exact same speed on every computer), sound, ... (there's a lot more things to manage, in fact
The project was started in 2001, trying to become a small 3D library, as a training to OpenGL.

But Raydium starts to manage more and more things (time engine, PHP scripting, physics engine, ...), and is now about to become a full "game engine".

Here are some key features of "Raydium":