Games like Terrafactor
Games like Terrafactor include Factorio, Satisfactory, Dyson Sphere Program, shapez, and Terraria. We matched them by the tags players give Terrafactor on Steam (Automation, Simulation, Crafting, Resource Management, and Open World): closest matches first, and among equally close ones the better-known games.

Factorio
Shared: Automation · Resource Management · Crafting

Satisfactory
Shared: Automation · Crafting · Open World

Dyson Sphere Program
Shared: Automation · Resource Management · Simulation

shapez
Shared: Automation · Resource Management · Crafting

Terraria
Shared: Sandbox · Survival · Crafting

Oxygen Not Included
Shared: Resource Management · Survival · Simulation

Raft
Shared: Crafting · Survival · Open World

The Last Caretaker
Shared: Crafting · Automation · Survival

Sandustry
Shared: Automation · Crafting · Sandbox

Rust
Shared: Crafting · Survival · Open World

ARK: Survival Evolved
Shared: Open World · Crafting · Survival

The Forest
Shared: Crafting · Open World · Survival

The Planet Crafter
Shared: Crafting · Survival · Base Building

Scrap Mechanic
Shared: Sandbox · Building · Open World

Project Zomboid
Shared: Open World · Survival · Sandbox

Palworld
Shared: Open World · Survival · Crafting

Conan Exiles Enhanced
Shared: Open World · Survival · Crafting

Forager
Shared: Crafting · Survival · Sandbox

Core Keeper
Shared: Open World · Survival · Crafting

Hydroneer
Shared: Automation · Sandbox · Open World

Valheim
Shared: Open World · Survival · Crafting

Don't Starve Together
Shared: Survival · Open World · Crafting

Kenshi
Shared: Open World · Sandbox · Survival

Space Engineers
Shared: Simulation · Sandbox · Building