Games like C.A.R.L.
Games like C.A.R.L. include Portal 2, Fallout 4, Tomb Raider Game of the Year, Supraland, and SANABI. We matched them by the tags players give C.A.R.L. on Steam (Indie, Puzzle Platformer, Shooter, Exploration, and Robots): closest matches first, and among equally close ones the better-known games.

Portal 2
Shared: Puzzle Platformer · Singleplayer · Story Rich

Fallout 4
Shared: Exploration · Shooter · Singleplayer

Tomb Raider Game of the Year
Shared: Story Rich · Action · Singleplayer

Supraland
Shared: Puzzle Platformer · Exploration · Singleplayer

SANABI
Shared: Story Rich · Indie · Action

To the Moon
Shared: Indie · Story Rich · Singleplayer

INSIDE
Shared: Puzzle Platformer · Indie · Story Rich

FAR: Lone Sails
Shared: Indie · Exploration · Singleplayer

Undertale
Shared: Story Rich · Indie · Funny

Murders on the Yangtze River
Shared: Indie · Puzzle Platformer · Exploration

FEZ
Shared: Indie · Exploration · Puzzle Platformer

Hollow Knight
Shared: Indie · Exploration · Singleplayer

BioShock Infinite
Shared: Shooter · Action · Story Rich

INMOST
Shared: Indie · Exploration · Puzzle Platformer

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

OneShot
Shared: Indie · Story Rich · Singleplayer

LIMBO
Shared: Indie · Puzzle Platformer · Singleplayer

Celeste
Shared: Indie · Singleplayer · Story Rich

Little Nightmares
Shared: Puzzle Platformer · Indie · Singleplayer

Hollow Knight: Silksong
Shared: Indie · Exploration · Singleplayer

Five Nights at Freddy's: Security Breach
Shared: Robots · Singleplayer · Exploration

Portal
Shared: Puzzle Platformer · Singleplayer · Funny

Stray
Shared: Exploration · Singleplayer · Robots

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