Games like Undead Development
Games like Undead Development include 7 Days to Die, Project Zomboid, ARK: Survival Evolved, Raft, and The Forest. We matched them by the tags players give Undead Development on Steam (Indie, Zombies, Base Building, Open World Survival Craft, and Action): closest matches first, and among equally close ones the better-known games.

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

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

ARK: Survival Evolved
Shared: Open World Survival Craft · Survival · Base Building

Raft
Shared: Open World Survival Craft · Survival · Base Building

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

Green Hell
Shared: Open World Survival Craft · Survival · Base Building

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

Palworld
Shared: Indie · Open World Survival Craft · Survival

Rust
Shared: Survival · Open World Survival Craft · Crafting

Mist Survival
Shared: Zombies · Open World Survival Craft · Survival

Forager
Shared: Indie · Open World Survival Craft · Survival

Terraria
Shared: Open World Survival Craft · Survival · Indie

SCUM
Shared: Open World Survival Craft · Zombies · Survival

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

ICARUS
Shared: Open World Survival Craft · Base Building · Survival

Night of the Dead
Shared: Zombies · Open World Survival Craft · Base Building

Subsistence
Shared: Open World Survival Craft · Survival · Base Building

The Infected
Shared: Base Building · Open World Survival Craft · Action

The Front
Shared: Open World Survival Craft · Base Building · Survival

ARK: Survival Ascended
Shared: Base Building · Survival · Building

Sons Of The Forest
Shared: Survival · Base Building · Indie

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

CastleMiner Z
Shared: Zombies · Open World Survival Craft · Indie

Medieval Dynasty
Shared: Building · Base Building · Crafting

