The C4 Engine is one of the most technologically advanced 3D game engines available today for the Windows and Mac OS X platforms.

The C4 Engine contains a comprehensive suite of robustly implemented game programming tools. 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.

Five types of licenses are available:

	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. Professional Edition Overview
	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. Standard Edition Overview
	Basic Edition With a budget-friendly license and a generous update policy, the Basic Edition is the perfect solution for hobbyists who want to beef up their skills or just experiment with a 3D game engine. Basic Edition Overview
	Academic Edition The clean code and careful design put into the C4 Engine make it a great learning tool. If you want to teach students the “right way” to make games, then the C4 Engine is the right choice. Academic Edition Overview
	Industrial Edition Making a simulation or 3D application for non-entertainment purposes? The C4 Engine has been designed from the beginning to be very general in nature so that it could support a wide variety of uses. Industrial Edition Overview