RimWorld follows three survivors from a crashed space liner as they build a colony on a frontier world at the rim of known space. Inspired by the space western vibe of Firefly, the deep simulation of Dwarf Fortress, and the epic scale of Dune and Warhammer 40,000.




RimWorld is the most popular Windows, Mac & Linux alternative to Kingdoms and Castles.
RimWorld is the most popular commercial alternative to Kingdoms and Castles.
- RimWorld is Paid and Proprietary






























































It is the closest to kingdoms and castles. Both focus on city building and management instead of strategy and warfare.