Single-player games like AutoForge
Below are 13 single-player Steam games similar to AutoForge, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like AutoForge page.
Ranked picks
- 1

Outpath
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Simulation with AutoForge.
An experimental clicker base building game. Craft, gather & manage resources, build your base and buy more islands to exploit and expand!
- 2

Nova Lands
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Simulation with AutoForge.
Nova Lands is a factory building, exploration, and island management game. Explore, engage in combat, and automate your industry. The planet you’re on is full of mysteries, creatures, people, and things to do. Welcome to your new home amongst the stars!
- 3

FOUNDRY
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Simulation and Early Access with AutoForge.
Build a sophisticated robot factory optimized to perfection in an infinite voxel world. Mine and harvest resources, automate your production lines and manage complex systems while researching your way to become the galaxy’s leading robotics megacorp.
- 4

Satisfactory
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Simulation with AutoForge.
Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven!
- 5

The Planet Crafter
Single-player alternative to AutoForge — playable solo, no multiplayer required.
A space survival open world terraforming crafting game, designed for 1 to 10 players. Alter the ecosystem of an inhospitable planet to render it habitable for humanity. Survive, gather resources, and build your base. Then, generate oxygen, warmth, and pressure to create a brand new biosphere.
- 6

Techtonica
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Simulation with AutoForge.
Techtonica is a first-person factory automation game with a gripping mystery about mining your way out from the depths of an alien planet. Explore bioluminescent caves, mold destructible terrain, construct a massive subterranean factory. Dig your way toward answers & discover the secrets of Calyx.
- 7

Space Trash Scavenger
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Action and Simulation with AutoForge.
Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build and automate your Space Rig to process scavenged trash. Craft, trade and fight your way home in this interstellar, open-world survival sandbox.
- 8

Eco
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Simulation and Early Access with AutoForge.
Build a civilization of real people, working together to advance society and stop a meteor, all without destroying the ecosystem in the process.
- 9

Terraria
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Action with AutoForge.
Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!
- 10

Starbound
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Action with AutoForge.
You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below, repair your ship and set off to explore the universe...
- 11

Oxygen Not Included
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Simulation with AutoForge.
Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.
- 12

Factorio
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Simulation with AutoForge.
Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you.
- 13

Crea
Single-player alternative to AutoForge — playable solo, no multiplayer required. Shares Action with AutoForge.
Progress with every slain monster, learn over 80 skills through talents, craft hundreds of items, and explore vast procedurally-generated worlds in this ever-expanding sandbox RPG!