PC version Fans have made a PC version. Some are still early, so read the project page first.
Fans took Mega Man X6 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:
Mega Man X6 (USA) recompiled for the Sony PlayStation using psxrecomp · Part of the R.A.I.D. community