Games like Open Country
Games like Open Country include Don't Starve Together, Valheim, Terraria, Raft, and No Man's Sky. We matched them by the tags players give Open Country on Steam (Adventure, Simulation, Open World, Survival, and Exploration): closest matches first, and among equally close ones the better-known games.

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

Valheim
Shared: Survival · Open World · Open World Survival Craft

Terraria
Shared: Survival · Adventure · Open World Survival Craft

Raft
Shared: Survival · Multiplayer · Open World

No Man's Sky
Shared: Open World · Exploration · Survival

Once Human
Shared: Open World · Survival · Multiplayer

7 Days to Die
Shared: Survival · Open World · Multiplayer

ASTRONEER
Shared: Open World · Multiplayer · Survival

Green Hell
Shared: Survival · Open World · Multiplayer

The Long Dark
Shared: Survival · Open World · Exploration

Palworld
Shared: Open World · Survival · Multiplayer

Grounded
Shared: Survival · Multiplayer · Adventure

The Forest
Shared: Survival · Open World · Adventure

The Isle
Shared: Open World · Survival · Simulation

Sons Of The Forest
Shared: Open World · Survival · Multiplayer

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

Rust
Shared: Survival · Open World · Multiplayer

Stranded Deep
Shared: Survival · Open World · Adventure

theHunter: Call of the Wild™
Shared: Open World · Multiplayer · Simulation

ICARUS
Shared: Survival · Multiplayer · Open World

Core Keeper
Shared: Open World · Survival · Exploration

Far Cry® 5
Shared: Open World · Action-Adventure · Multiplayer

Subnautica
Shared: Survival · Open World · Open World Survival Craft

Conan Exiles Enhanced
Shared: Open World · Survival · Multiplayer