PC version Fans have made a PC version. Some are still early, so read the project page first.
Fans took Tomba! apart and rebuilt it so it runs natively on a computer, often with widescreen, higher frame rates and mods. Here are the 2 projects we know about:
Tomba! (USA) recompiled for the Sony PlayStation using psxrecomp · Part of the R.A.I.D. community
This is a WIP decompilation project of the Tomba! game (known as Ore! Tomba in Japan and Tombi! in Europe) for the original PlayStation.