One of the many UI's used is StoneRune - Below is the link to download and install the StoneRune UI. (THE TRIBE IS NOT RESPONCIBLE FOR ANYTHING THAT HAPPENS TO YOUR SYSTEM)
The URL is AOC - pCloud

The below instructions will help you install this software.

1. Download and save this file to C:\Program Files\Funcom\Age of Conan (or where every your Funcom folders is)

2. Download and save to desktop 
3. Unzip it to a folder on desktop
4. Click on AOC file and run the SetupAOCUIInstaller.msi
5. Once installed you will have a gear icon on your desktop that states AOC UI Installer 3.1.0

Setting up UI
1. Double click on the AOC UI Installer 3.1.0
2. Paths - Click on ... Direct this to C:\Program Files\Funcom\Age of Conan (or where every your Funcom folders is)
3. Select UI Zip File - Click on the ... and click on the Strange UI Zip file C:\Program Files\Funcom\Age of Conan/Strange UI (20190328) latest.zip
4. Install - Click on More Options to customize your UI - Once done click close then Install

Now start your Age of Conan game and see the results - If you have any questions ask with in the guild or reach out to Nyei