Games like KeeperRL
Games like KeeperRL include Dwarf Fortress, RimWorld, Prison Architect, Cities: Skylines, and Manor Lords. We matched them by the tags players give KeeperRL on Steam (Underground, Simulation, Roguelike, Villain Protagonist, and Procedural Generation): closest matches first, and among equally close ones the better-known games.
Dwarf Fortress
Shared: Simulation · Base Building · Roguelike
RimWorld
Shared: Simulation · Base Building · Moddable
Prison Architect
Shared: Simulation · Building · Base Building
Cities: Skylines
Shared: Simulation · Building · Moddable
Manor Lords
Shared: Simulation · Base Building · Strategy
Evil Genius 2: World Domination
Shared: Simulation · Villain Protagonist · Base Building
Against the Storm
Shared: Simulation · Base Building · Building
Cities: Skylines II
Shared: Simulation · Building · Moddable
Space Engineers
Shared: Simulation · Building · Sandbox
7 Days to Die
Shared: Zombies · Base Building · Simulation
Empires of the Undergrowth
Shared: Simulation · Base Building · Strategy
Workers & Resources: Soviet Republic
Shared: Simulation · Base Building · Strategy
Garry's Mod
Shared: Moddable · Simulation · Building
Norland
Shared: Simulation · Base Building · Strategy
Dungeons 3
Shared: Simulation · Villain Protagonist · Base Building
Oxygen Not Included
Shared: Simulation · Base Building · Building
Automation - The Car Company Tycoon Game
Shared: Simulation · Building · Moddable
Factorio
Shared: Base Building · Sandbox · Strategy
Kenshi
Shared: Simulation · Sandbox · RPG
Planet Coaster
Shared: Simulation · Building · Sandbox
Transport Fever 2
Shared: Simulation · Strategy · Building
Stoneshard
Shared: Roguelike · Procedural Generation · RPG
Infection Free Zone
Shared: Simulation · Zombies · Base Building
shapez 2 - Factory
Shared: Simulation · Building · Strategy