Mapgen V2.2 Page

is widely considered the definitive, though aging, tool for creating custom worlds in Hearts of Iron IV (HoI4) . While it significantly lowers the barrier to entry for total conversion mods, it requires a "handle with care" approach due to its age and technical quirks. Key Features

MapGen v2.2: Enabling shitty map designs since 2018 : r/hoi4 mapgen v2.2

. This prevents the software from creating slight color variations that the game would incorrectly treat as new provinces. Size Constraints : Your heightmap "piece" must have a height that is a multiple of 64 (e.g., standard map size is 5632x2048). Template Resources : Community members often share "resource maps" (like the Russia Map Resource is widely considered the definitive, though aging, tool

Despite its power, using v2.2 was often an exercise in patience. Modders tell stories of the tool’s "personality": This prevents the software from creating slight color

You can now layer generators non-destructively. For example: