Games like Total Miner
Games like Total Miner include Terraria, Rust, ARK: Survival Evolved, Valheim, and No Man's Sky. We matched them by the tags players give Total Miner on Steam (Open World Survival Craft, Early Access, Sandbox, Multiplayer, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Terraria
Shared: Open World Survival Craft · Sandbox · Multiplayer

Rust
Shared: Open World Survival Craft · Multiplayer · Sandbox

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

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

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

The Forest
Shared: Open World Survival Craft · Open World · Adventure

Raft
Shared: Open World Survival Craft · Multiplayer · Sandbox

Don't Starve
Shared: Open World Survival Craft · Sandbox · Indie

Don't Starve Together
Shared: Open World Survival Craft · Multiplayer · Sandbox

TerraTech
Shared: Sandbox · Open World Survival Craft · Multiplayer

Once Human
Shared: Multiplayer · Open World Survival Craft · Action

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

Green Hell
Shared: Open World Survival Craft · Multiplayer · Action

Stranded Deep
Shared: Open World Survival Craft · Multiplayer · Singleplayer

Palworld
Shared: Open World Survival Craft · Multiplayer · Open World

Project Zomboid
Shared: Open World Survival Craft · Multiplayer · Sandbox

Conan Exiles Enhanced
Shared: Open World Survival Craft · Multiplayer · Sandbox

Subnautica: Below Zero
Shared: Open World Survival Craft · Singleplayer · Multiplayer

Dune: Awakening
Shared: Open World Survival Craft · Sandbox · Exploration

Starbound
Shared: Open World Survival Craft · Sandbox · Multiplayer

ASTRONEER
Shared: Open World Survival Craft · Multiplayer · Sandbox

Necesse
Shared: Open World Survival Craft · Multiplayer · Sandbox

The Long Dark
Shared: Open World Survival Craft · Singleplayer · Exploration

Subnautica
Shared: Open World Survival Craft · Singleplayer · Exploration