dim3 beta 1 is a 3D Mac OS X engine designed for mod-makers or those interested in creating 3D action games using JavaScript. dim3 utilizes OpenGL, 32-bit graphics, advanced RGB real-time lighting, skeletal model animation, a free-polygon map engine, a scriptable camera and more. dim3 is free and requires Mac OS X 10.0.3 or better and an OpenGL accelerated video card.