Games like Dead Forest
Games like Dead Forest include Deliver Us The Moon, Firewatch, The Stanley Parable, Valley, and Journey. We matched them by the tags players give Dead Forest on Steam (Indie, Adventure, Action, and Walking Simulator): closest matches first, and among equally close ones the better-known games.

Deliver Us The Moon
Shared: Indie · Adventure · Action

Firewatch
Shared: Adventure · Walking Simulator · Indie

The Stanley Parable
Shared: Indie · Walking Simulator · Adventure

Valley
Shared: Adventure · Indie · Action

Journey
Shared: Adventure · Indie · Walking Simulator

Dust: An Elysian Tail
Shared: Action · Indie · Adventure

ICEY
Shared: Action · Adventure · Indie

Dungeon Munchies
Shared: Indie · Action · Adventure

The Hat Man: Shadow Ward
Shared: Indie · Adventure · Action

VERGE:Lost chapter
Shared: Indie · Walking Simulator · Adventure

The Invincible
Shared: Adventure · Walking Simulator · Indie

Pumpkin Jack
Shared: Adventure · Action · Indie

Spooky's Jump Scare Mansion: HD Renovation
Shared: Indie · Adventure · Action

Octodad: Dadliest Catch
Shared: Indie · Adventure · Walking Simulator

Skul: The Hero Slayer
Shared: Indie · Action · Adventure

Baby Steps
Shared: Adventure · Action · Walking Simulator

Despair
Shared: Indie · Action · Adventure

SANABI
Shared: Action · Adventure · Indie

The Beginner's Guide
Shared: Indie · Walking Simulator · Adventure

Pikuniku
Shared: Indie · Adventure · Action

The Beast Inside
Shared: Adventure · Action · Indie

MO:Astray
Shared: Indie · Adventure · Action

We Happy Few
Shared: Adventure · Action · Indie

Chorus
Shared: Adventure · Indie · Action