PC versionPC Fans have made a PC version. Some are still early, so read the project page first.
Fans took Medal of Honor: Allied Assault (OpenMoHAA) 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:
Open re-implementation of Medal of Honor: Allied Assault including Spearhead and Breakthrough expansions with modern features and bugfixes from ioquake3 with cross-platform support