Games like Vilset
Games like Vilset include Oxygen Not Included, Satisfactory, Factorio, RimWorld, and Stationeers. We matched them by the tags players give Vilset on Steam (Building, Colony Sim, Base Building, Survival, and Crafting): closest matches first, and among equally close ones the better-known games.

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

Satisfactory
Shared: Base Building · Building · Crafting

Factorio
Shared: Base Building · Automation · Crafting

RimWorld
Shared: Colony Sim · Base Building · Survival

Stationeers
Shared: Base Building · Survival · Colony Sim

ASKA
Shared: Colony Sim · Survival · Base Building

Prison Architect
Shared: Building · Base Building · Colony Sim

Frostpunk
Shared: Survival · Colony Sim · Building

The Planet Crafter
Shared: Base Building · Survival · Building

The Last Caretaker
Shared: Survival · Base Building · Crafting

Raft
Shared: Survival · Building · Crafting

Dwarf Fortress
Shared: Colony Sim · Base Building · Simulation

The Forest
Shared: Survival · Building · Crafting

Scrap Mechanic
Shared: Building · Survival · Base Building

Valheim
Shared: Survival · Building · Base Building

Dyson Sphere Program
Shared: Building · Base Building · Automation

Space Engineers
Shared: Building · Survival · Simulation

Space Haven
Shared: Colony Sim · Base Building · Survival

Timberborn
Shared: Colony Sim · Building · Automation

Medieval Dynasty
Shared: Building · Crafting · Survival

Sons Of The Forest
Shared: Survival · Base Building · Building

Settlement Survival
Shared: Building · Colony Sim · Survival

Kingdoms and Castles
Shared: Colony Sim · Building · Simulation

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