Game Files

Unreal Development Kit

by Epic Games, Inc. · opens 6 file types
Windows
AT A GLANCE
DeveloperEpic Games, Inc.
PlatformsWindows
Opens6 file types
Get it fromwww.unrealengine.com
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6 file types verified
Last reviewed Nov 2026

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What is Unreal Development Kit?

The Unreal Development Kit (UDK) is a free release of Epic Games' Unreal Engine 3 made available to independent developers starting in 2009. It includes the Unreal Editor and a full suite of content creation tools, packaging game assets in .upk and .umap files.

Files Unreal Development Kit opens

6 formats
Misc Files

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Download Unreal Development Kit

SOURCEwww.unrealengine.comofficial site - avoid third-party download portals
PLATFORMSWindows

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programs & formats

Files Unreal Development Kit opens most

1.UDKUnreal map file
2.USXUnreal StaticMesh (hardware brushes) file
3.UKEUlead VideoStudio data
4.UPKGUnreal Engine package flag
5.UASSETUnrealEd resource
6.UMAPUnreal Tournament map

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