PC versionPC Fans have made a PC version. Some are still early, so read the project page first.
Fans took Ultima Underworld I & II (UnderworldGodot) apart and rebuilt it so it runs natively on a computer, often with widescreen, higher frame rates and mods. Here is the project we know about:
Engine recreation for Ultima Underworld and Ultima Underworld 2 using the Godot Engine