Games like NEO Scavenger
Games like NEO Scavenger include Stoneshard, Kenshi, Project Zomboid, Don't Starve, and Don't Starve Together. We matched them by the tags players give NEO Scavenger on Steam (Survival, Post-apocalyptic, Roguelike, RPG, and Turn-Based): closest matches first, and among equally close ones the better-known games.

Stoneshard
Shared: Roguelike · RPG · Survival

Kenshi
Shared: Survival · RPG · Post-apocalyptic

Project Zomboid
Shared: Survival · Post-apocalyptic · Crafting

Don't Starve
Shared: Survival · Crafting · Indie

Don't Starve Together
Shared: Survival · Crafting · RPG

Rust
Shared: Survival · Crafting · RPG

Darkest Dungeon®
Shared: Roguelike · RPG · Turn-Based

FTL: Faster Than Light
Shared: Roguelike · Strategy · Indie

7 Days to Die
Shared: Survival · Post-apocalyptic · RPG

The Long Dark
Shared: Survival · Crafting · Post-apocalyptic

Caves of Qud
Shared: Procedural Generation · Turn-Based · Roguelike

Dungeon of the ENDLESS™
Shared: Roguelike · RPG · Strategy

ATOM RPG: Post-apocalyptic indie game
Shared: Survival · Turn-Based · Post-apocalyptic

Terraria
Shared: Survival · Crafting · Sandbox

UnReal World
Shared: Survival · Roguelike · RPG

Palworld
Shared: Survival · Crafting · Indie

Last Oasis
Shared: Survival · RPG · Crafting

Miscreated
Shared: Survival · Post-apocalyptic · Crafting

Terminus: Zombie Survivors
Shared: Survival · Roguelike · RPG

Dead State: Reanimated
Shared: Survival · RPG · Post-apocalyptic

Thea: The Awakening
Shared: Survival · RPG · Turn-Based

Wasteland 2: Director's Cut
Shared: Post-apocalyptic · RPG · Turn-Based

SKYHILL
Shared: Survival · Post-apocalyptic · Roguelike

Valheim
Shared: Survival · Crafting · RPG