The C4 Engine is a comprehensive suite of robustly implemented game programming tools for the Windows and Mac OS X platforms. (Linux support will be included with our next release, version 2.9.) Not only is it a powerhouse of a 3D graphics engine, but it also includes integrated support for physics, audio, networking, input devices, resource management, and much more. See the features page for details, or head over to the download page to see the demo in action.

Two types of licenses are available:

Standard Edition The Standard Edition is geared toward serious indie developers who want to make a great game using state-of-the-art technology, but without spending a lot of money. The Standard Edition includes full source code to the engine, demos, and tools, and you get free updates for the rest of your life. Standard Edition Overview

Professional Edition The C4 Engine is a product made by professionals for professionals, and we've adhered to the highest standards of engineering quality throughout every step of its development. The Professional Edition includes premium support, full source code, access to early development builds, and free updates forever. Professional Edition Overview

An academic license is also available free of charge to university professors who teach a course related to computer graphics or game development. See the Academic Edition page for details.