Map names are hardcoded, so you can only replace existing maps, not add new ones. Conclusion
Here are some tips and tricks to help you get the most out of the Ostriv Resource Editor: ostriv resource editor
The "Resource Editor" in this context refers to mechanisms that allow the player to alter the quantity of materials (wood, stone, grain, etc.), funds (money), and potentially other variables within an active save file. Because Ostriv is currently in Early Access (as of the Alpha stages), the developer has included various debugging tools to assist in testing, which the community has adapted for use as a resource editor. Map names are hardcoded, so you can only
Start your game of Ostriv and load your town. Map names are hardcoded