Games like Facrobry
Games like Facrobry include Oxygen Not Included, Cookie Clicker, Prison Architect, RimWorld, and (the) Gnorp Apologue. We matched them by the tags players give Facrobry on Steam (Idler, Incremental, Colony Sim, Strategy, and Space): closest matches first, and among equally close ones the better-known games.

Oxygen Not Included
Shared: Colony Sim · Management · Building

Cookie Clicker
Shared: Idler · Incremental · Management

Prison Architect
Shared: Simulation · Colony Sim · Strategy

RimWorld
Shared: Colony Sim · Strategy · Management

(the) Gnorp Apologue
Shared: Idler · Incremental · Strategy

Nodebuster
Shared: Incremental · Idler · Strategy

Space Haven
Shared: Colony Sim · Strategy · Space

Kingdoms and Castles
Shared: Colony Sim · Strategy · Simulation

Manor Lords
Shared: Strategy · Simulation · Management

Tower Wizard
Shared: Idler · Incremental · Strategy

Shelldiver
Shared: Incremental · Idler · Management

Fill Up The Hole
Shared: Idler · Incremental · Colony Sim

Against the Storm
Shared: Strategy · Simulation · Colony Sim

Dyson Sphere Program
Shared: Space · Simulation · Building

Dwarf Fortress
Shared: Colony Sim · Strategy · Simulation

IXION
Shared: Space · Strategy · Colony Sim

Empires of the Undergrowth
Shared: Strategy · Simulation · Colony Sim

Workers & Resources: Soviet Republic
Shared: Strategy · Simulation · Colony Sim

Cities: Skylines
Shared: Simulation · Strategy · Management

Planetbase
Shared: Colony Sim · Strategy · Space

Norland
Shared: Strategy · Colony Sim · Simulation

Frostpunk
Shared: Strategy · Colony Sim · Building

Banished
Shared: Colony Sim · Strategy · Simulation

Captain of Industry
Shared: Strategy · Simulation · Management