Games like Artificer's Tower
Games like Artificer's Tower include Oxygen Not Included, RimWorld, Frostpunk, Prison Architect, and Kingdoms and Castles. We matched them by the tags players give Artificer's Tower on Steam (Colony Sim, Tower Defense, Cozy, Base Building, and Resource Management): closest matches first, and among equally close ones the better-known games.

Oxygen Not Included
Shared: Colony Sim · Base Building · Resource Management

RimWorld
Shared: Colony Sim · Base Building · Survival

Frostpunk
Shared: Colony Sim · Resource Management · Survival

Prison Architect
Shared: Colony Sim · Base Building · Building

Kingdoms and Castles
Shared: Colony Sim · Resource Management · Simulation

Banished
Shared: Colony Sim · Survival · Simulation

Dwarf Fortress
Shared: Colony Sim · Base Building · Simulation

They Are Billions
Shared: Colony Sim · Base Building · Tower Defense

Manor Lords
Shared: Base Building · Simulation · Colony Sim

Factorio
Shared: Base Building · Resource Management · Survival

Against the Storm
Shared: Base Building · Simulation · Colony Sim

Kingdom Two Crowns
Shared: Tower Defense · Base Building · Building

Space Haven
Shared: Colony Sim · Base Building · Survival

Empires of the Undergrowth
Shared: Base Building · Colony Sim · Simulation

Settlement Survival
Shared: Colony Sim · Building · Survival

Foundation
Shared: Simulation · Resource Management · Building

Workers & Resources: Soviet Republic
Shared: Base Building · Simulation · Colony Sim

Ostriv
Shared: Colony Sim · Simulation · Base Building

Norland
Shared: Colony Sim · Base Building · Simulation

Endzone - A World Apart
Shared: Survival · Colony Sim · Base Building

Rise to Ruins
Shared: Colony Sim · Tower Defense · Survival

Planetbase
Shared: Colony Sim · Base Building · Survival

Cities: Skylines
Shared: Building · Simulation · Management

This War of Mine
Shared: Survival · Base Building · Singleplayer