Games like City 20
Games like City 20 include ARK: Survival Ascended, Enshrouded, Sons Of The Forest, The Long Dark, and Valheim. We matched them by the tags players give City 20 on Steam (Survival, Open World, Crafting, Nonlinear, and Base Building): closest matches first, and among equally close ones the better-known games.

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

Enshrouded
Shared: Survival · Open World · Base Building

Sons Of The Forest
Shared: Survival · Open World · Base Building

The Long Dark
Shared: Survival · Open World · Crafting

Valheim
Shared: Survival · Open World · Crafting

Project Zomboid
Shared: Survival · Open World · Crafting

The Last Caretaker
Shared: Survival · Crafting · Open World

V Rising
Shared: Survival · Open World · Base Building

Raft
Shared: Survival · Crafting · Open World

Subnautica
Shared: Survival · Open World · Crafting

Kenshi
Shared: Open World · Survival · Sandbox

Rust
Shared: Survival · Crafting · Open World

Soulmask
Shared: Survival · Crafting · Open World

Dune: Awakening
Shared: Survival · Base Building · Crafting

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

Palworld
Shared: Survival · Open World · Crafting

The Forest
Shared: Survival · Open World · Crafting

7 Days to Die
Shared: Survival · Open World · Base Building

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

Satisfactory
Shared: Open World · Base Building · Crafting

Scrap Mechanic
Shared: Survival · Open World · Crafting

Green Hell
Shared: Survival · Open World · Crafting

Terraria
Shared: Survival · Crafting · Sandbox

Core Keeper
Shared: Survival · Open World · Crafting