Games like CODEX vs SCIENCE (Not Talos Principles)
Games like CODEX vs SCIENCE (Not Talos Principles) include Firewatch, What Remains of Edith Finch, Outer Wilds, The Talos Principle, and The Beginner's Guide. We matched them by the tags players give CODEX vs SCIENCE (Not Talos Principles) on Steam (Adventure, Walking Simulator, Story Rich, Philosophical, and Atmospheric): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Story Rich · Walking Simulator

What Remains of Edith Finch
Shared: Story Rich · Walking Simulator · Atmospheric

Outer Wilds
Shared: Adventure · Story Rich · Mystery

The Talos Principle
Shared: Philosophical · Story Rich · Atmospheric

The Beginner's Guide
Shared: Walking Simulator · Story Rich · Atmospheric

Fallout 4
Shared: Adventure · Singleplayer · Atmospheric

DEATH STRANDING DIRECTOR'S CUT
Shared: Story Rich · Walking Simulator · Atmospheric

Gone Home
Shared: Walking Simulator · Atmospheric · Story Rich

The Forgotten City
Shared: Adventure · Mystery · Story Rich

Amnesia: A Machine For Pigs
Shared: Walking Simulator · Story Rich · Atmospheric

Journey
Shared: Adventure · Atmospheric · Walking Simulator

The Witness
Shared: First-Person · Exploration · Singleplayer

Riven
Shared: Adventure · Story Rich · Atmospheric

Quern - Undying Thoughts
Shared: Adventure · Walking Simulator · Atmospheric

Layers of Fear (2016)
Shared: Walking Simulator · Atmospheric · Story Rich

The Vanishing of Ethan Carter
Shared: Walking Simulator · Atmospheric · Mystery

INFRA
Shared: Walking Simulator · Adventure · Atmospheric

Everybody's Gone to the Rapture
Shared: Walking Simulator · Adventure · Atmospheric

Blue Prince
Shared: Mystery · Story Rich · Adventure

Call of the Sea
Shared: Adventure · Story Rich · First-Person

The Suicide of Rachel Foster
Shared: Walking Simulator · Adventure · Atmospheric

Return of the Obra Dinn
Shared: Story Rich · Mystery · Atmospheric

Tacoma
Shared: Walking Simulator · Adventure · Story Rich

Fallout: New Vegas
Shared: Story Rich · Singleplayer · Adventure