Single-player games like Project Explore
Below are 16 single-player Steam games similar to Project Explore, 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 Project Explore page.
Ranked picks
- 1

Don't Starve Together
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Action and Indie with Project Explore.
Fight, Farm, Build and Explore Together in the standalone multiplayer expansion to the uncompromising wilderness survival game, Don't Starve.
- 2

Starbound
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Action and Indie with Project Explore.
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...
- 3

Terraria
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Action and Indie with Project Explore.
Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!
- 4

Project 5: Sightseer
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Action and Indie with Project Explore.
Open world multiplayer sandbox/RPG game. Explore, gather, build, research, and fight to protect what's yours -- by yourself or together with your friends.
- 5

TerraTech Worlds
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Action and Indie with Project Explore.
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
- 6

Aground
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Indie and Adventure with Project Explore.
As one of the last human survivors, you find yourself stranded on an uninhabited island. With a few other victims of the crash, can you craft, mine, and build your way to survival?
- 7

Forager
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Action and Indie with Project Explore.
The highly popular and quirky "idle game that you want to actively keep playing". Explore, craft, gather & manage resources, find secrets and build your base out of nothing! Buy land to explore and expand!
- 8

Tinkerlands
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Action and Indie with Project Explore.
Explore, craft, and fight your way through uncharted islands — solo or with up to 4 players in co-op! Tinkerlands is an exciting survival adventure where you will build your settlement, craft useful tools to survive, and even use magic!
- 9

The Long Dark
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Indie and Adventure with Project Explore.
THE LONG DARK is a thoughtful, exploration-survival experience that challenges solo players to think for themselves as they explore an expansive frozen wilderness in the aftermath of a geomagnetic disaster. There are no zombies -- only you, the cold, and all the threats Mother Nature can muster.
- 10

Project Zomboid
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Indie and Simulation with Project Explore.
Project Zomboid is the ultimate in zombie survival. Alone or in MP: you loot, build, craft, fight, farm and fish in a struggle to survive. A hardcore RPG skillset, a vast map, massively customisable sandbox and a cute tutorial raccoon await the unwary. So how will you die? All it takes is a bite..
- 11

7 Days to Die
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Action and Indie with Project Explore.
7 Days to Die is an open-world game that is a unique combination of first-person shooter, survival horror, tower defense, and role-playing games. Play the definitive zombie survival sandbox RPG that came first. Navezgane awaits!
- 12

Don't Starve
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Indie and Adventure with Project Explore.
Don’t Starve is an uncompromising wilderness survival game full of science and magic. Enter a strange and unexplored world full of strange creatures, dangers, and surprises. Gather resources to craft items and structures that match your survival style.
- 13

Rock God Tycoon
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Indie and Simulation with Project Explore.
Create, manage, and guide your very own band to success!
- 14

Don't Sink
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Indie and Adventure with Project Explore.
Capture islands, sink ships, defend your towns, and discover an exciting world full of adventure.
- 15

Duke of Defense
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Casual with Project Explore.
Discover a world brimming with humor and interesting characters. You'll find yourself among overly observant villagers and egotistical wizards.
- 16

Gum Squad
Single-player alternative to Project Explore — playable solo, no multiplayer required. Shares Action and Indie with Project Explore.
Gum Squad is a co-op PvE shooter set in a quiet world gone sticky. Start with a peashooter, explore together, and gear up to survive the gum epidemic with up to 8 players!