Games like the ISLE survival
Games like the ISLE survival include The Forest, Sons Of The Forest, The Long Dark, Green Hell, and Core Keeper. We matched them by the tags players give the ISLE survival on Steam (Survival, Exploration, Open World, Survival Horror, and Simulation): closest matches first, and among equally close ones the better-known games.

The Forest
Shared: Survival · Open World · Survival Horror

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

The Long Dark
Shared: Survival · Open World · Exploration

Green Hell
Shared: Survival · Open World · Crafting

Core Keeper
Shared: Survival · Open World · Exploration

Subnautica
Shared: Survival · Open World · Exploration

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

Valheim
Shared: Survival · Open World · Exploration

Once Human
Shared: Open World · Survival · Exploration

Kenshi
Shared: Survival · Open World · Simulation

The Last Caretaker
Shared: Survival · Open World · Crafting

Ancestors: The Humankind Odyssey
Shared: Survival · Open World · Exploration

Project Zomboid
Shared: Survival · Open World · Crafting

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

Stranded Deep
Shared: Survival · Open World · Exploration

ICARUS
Shared: Survival · Open World · Exploration

Enshrouded
Shared: Survival · Open World · Exploration

Terraria
Shared: Survival · Exploration · Sandbox

The Isle
Shared: Survival · Open World · Simulation

theHunter: Call of the Wild™
Shared: Open World · Nature · Survival

Rust
Shared: Survival · Open World · Crafting

Subnautica: Below Zero
Shared: Survival · Open World · Exploration

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

Raft
Shared: Survival · Open World · Crafting