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Welcome to the Unreal Development Kit

Welcome to the Unreal Development Kit (UDK) documentation start page, with all the details you need to become an expert with the award-winning Unreal Technology.

If you are just getting started, visit Getting Started (UDK).

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Latest Developments

The latest news updates for UDK are available at Unreal Development Kit News.

Download the latest version of UDK from the Unreal Development Kit Downloads page.


Essential Reading


Technical & Programming

Information on programming, debugging, optimizing and scripting with UDK and UnrealScript. Also includes technical reference material.


Content Creation - Art, Audio and Level Design

Definitive collection of articles and tutorials on modelling, texturing and animating for UDK, as well as music and sound creation.

Support & Community

There are a lot of great resources devoted to the Unreal Development Kit on the net. Here are links to some of the best ones. The UDK forum is the place to go for questions, feature requests and discussions about UDK. If you would like to submit a tutorial or document for UDN, please contact tutorialsubmissions@epicgames.com.