A popular Polish forum with a long history of high-quality vehicle modifications, such as the MB O530 Facelift [25]. Essential Mod Categories

Feeling creative? OMSI 1 includes a built-in map editor. Press Alt while in free-roam to open it. For buses, you need:

The community has produced thousands of modifications, generally categorized into three main types:

OMSI 1 might be outdated, but it still runs great on older hardware, and many classic mods are perfectly usable. Here’s what you need to know before diving in.

This is the definitive community hub for both OMSI 1 and 2. You can find massive archives of freeware vehicles, maps, and textures [12, 16].