Campaign Cartographer - Surprisingly Powerful Map/City/Dungeon/Ship Building Software

Currently available as part of the Maps Bonanza Humble Bundle, Campaign Cartographer 3 is a map creation software capable of making basically any kind of map. Design for table top and pen and paper style RPGs, there is no reason you couldn’t use this for game development, with the ability to export as images or map files and with a license that allows commercial use. This collection also comes with a HUGE amount of tiles and graphics, which can also be used in your own game. Links: The above link contains an affiliate code that enables you to direct a portion of your purchase to support GFS (and thanks so much if you do!)