Games like The Lighthouse
Games like The Lighthouse include The Witness, Fallout 4, The Long Dark, Outer Wilds, and Firewatch. We matched them by the tags players give The Lighthouse on Steam (Adventure, Puzzle, Singleplayer, First-Person, and Difficult): closest matches first, and among equally close ones the better-known games.

The Witness
Shared: Puzzle · First-Person · Singleplayer

Fallout 4
Shared: Singleplayer · Adventure · Open World

The Long Dark
Shared: Singleplayer · Adventure · Exploration

Outer Wilds
Shared: Adventure · Exploration · Puzzle

Firewatch
Shared: Adventure · First-Person · Singleplayer

Slime Rancher
Shared: Adventure · Singleplayer · Exploration

Stray
Shared: Adventure · Singleplayer · Puzzle

Rise of the Tomb Raider™
Shared: Adventure · Singleplayer · Exploration

The Talos Principle
Shared: Puzzle · First-Person · Singleplayer

Antichamber
Shared: Puzzle · First-Person · Singleplayer

Fallout: New Vegas
Shared: Singleplayer · Open World · First-Person

Hogwarts Legacy
Shared: Adventure · Singleplayer · Open World

Big Walk
Shared: Puzzle · Adventure · Exploration

The Elder Scrolls IV: Oblivion Remastered
Shared: Adventure · Singleplayer · Open World

No Man's Sky
Shared: Open World · Exploration · Adventure

Indiana Jones and the Great Circle
Shared: Puzzle · First-Person · Adventure

The Forest
Shared: Adventure · Open World · First-Person

Portal 2
Shared: Singleplayer · Puzzle · First-Person

Starfield
Shared: Singleplayer · Open World · Exploration

Grand Theft Auto V Legacy
Shared: Open World · Adventure · First-Person

Supraland
Shared: Adventure · Exploration · First-Person

The Elder Scrolls IV: Oblivion® Game of the Year Edition (2009)
Shared: Singleplayer · Adventure · Open World

Subnautica
Shared: Singleplayer · Exploration · Open World

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: Open World · Singleplayer · Exploration