User Interface Customization tool
The World of Warcraft User Interface Customization tool allows users to tweak and customize the User Interface. We welcome our advanced users to download this free tool and explore the possibilities. For more information on this tool please see the links below.

• Download for PC & Mac
• Request help from other players in our UI & Macro Forum.

EditingUI AddOn
This AddOn will allow you browse the UI frame structure, size and position elements in real-time, and it provides some helper functions to do color conversions and other arcane tasks.

Download EditingUI.zip

Repair Utility
We have a repair utility that can check your files and replace corrupted files as well. You can get the latest version available here.

Note: The utility is currently only available for Windows systems.
Note: With the release of 1.8.0 the repair utility (repair.exe) can now be found in the main World of Warcraft game directory on your hard drive

Add-On Development Policy
We've been continually impressed by the creativity and expertise on display among World of Warcraft user interface add-ons, and have formalized design and distribution guidelines for them to help ensure their integrity, safety, and quality for the community. Please visit the new guidelines page for more information.