UDK is Unreal Engine 3 – the complete professional development framework. All the tools you need to create great games, advanced visualizations and detailed 3D simulations. The best tools in the industry are in your hands.
Source code for the unreal unit converter i released a little while back, useful if you want to change the conversion ratio from the unreal engine defaults. All commented & layed out properly for ease.
What does this have to do with Unrealsoftware.de ?
i dunno, i just let the little widget have all of the things it was suggesting :P ill take it off the list