Games like Landless
Games like Landless include Rust, The Forest, Once Human, ARK: Survival Evolved, and Valheim. We matched them by the tags players give Landless on Steam (Survival, Simulation, Adventure, RPG, and Early Access): closest matches first, and among equally close ones the better-known games.

Rust
Shared: Survival · Adventure · Open World Survival Craft

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

Once Human
Shared: Survival · Action · Open World

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

Valheim
Shared: Survival · Open World Survival Craft · Adventure

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

Terraria
Shared: Survival · Adventure · Open World Survival Craft

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

Raft
Shared: Survival · Open World Survival Craft · Adventure

Palworld
Shared: Survival · Open World · Adventure

Conan Exiles Enhanced
Shared: Survival · RPG · Open World Survival Craft

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

Enshrouded
Shared: Survival · RPG · Adventure

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

The Long Dark
Shared: Survival · Adventure · Open World Survival Craft

Grounded 2
Shared: Survival · Adventure · Base Building

Kenshi
Shared: Survival · RPG · Simulation

RuneScape: Dragonwilds
Shared: Survival · Early Access · Open World Survival Craft

Core Keeper
Shared: Survival · Open World · Simulation

Last Oasis
Shared: Survival · RPG · Adventure

Starbound
Shared: Survival · Adventure · Open World Survival Craft

ARK: Survival Ascended
Shared: Survival · Adventure · Open World

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

Dune: Awakening
Shared: Survival · Adventure · Open World Survival Craft