The OMSI 2 community has created several excellent London maps that are completely free to download. Here's a detailed look at the best ones.
Searching for "OMSI 2 London map free download" of the official paid DLC exposes users to significant risks:
While the free community projects are fantastic, they often require many separate dependencies (objects and splines) to work correctly. The OMSI 2 Add-On London (Official DLC) offers: 16 officially designed, detailed routes. 4 authentic, high-quality buses with working iBus systems. Seamless installation and consistent quality.
Several developers started a "South London Project" covering routes like the 159 or 3. While the full version was never finished, several beta versions are floating around on German OMSI forums. These require manual installation and a specific set of object dependencies (trees, buildings, splines), but they offer a slice of real London geography for free.
OMSI 2 UK Tutorial Series - Episode 1: Installing Maps & Buses
