Games like Jim is Moving Out!
Games like Jim is Moving Out! include Portal 2, FEZ, Human Fall Flat, Chained Together, and LIMBO. We matched them by the tags players give Jim is Moving Out! on Steam (Indie, Casual, Puzzle Platformer, Platformer, and Puzzle): closest matches first, and among equally close ones the better-known games.

Portal 2
Shared: Platformer · Puzzle · Puzzle Platformer

FEZ
Shared: Indie · Platformer · Puzzle

Human Fall Flat
Shared: Co-op · Puzzle · Puzzle Platformer

Chained Together
Shared: Casual · Platformer · Co-op

LIMBO
Shared: Indie · Puzzle Platformer · Platformer

Pikuniku
Shared: Indie · Casual · Puzzle

Celeste
Shared: Indie · Precision Platformer · Platformer

Trine 2: Complete Story
Shared: Puzzle Platformer · Platformer · Puzzle

PICO PARK
Shared: Puzzle Platformer · Casual · Co-op

Defy Gravity Extended
Shared: Indie · Puzzle Platformer · Platformer

Squishy the Suicidal Pig
Shared: Indie · Platformer · Puzzle Platformer

There Is No Game: Wrong Dimension
Shared: Indie · Puzzle · Casual

CATO: Buttered Cat
Shared: Puzzle Platformer · Indie · Puzzle

Geometry Dash
Shared: Platformer · Precision Platformer · Indie

Braid
Shared: Puzzle Platformer · Indie · Puzzle

Pizza Tower
Shared: Indie · Platformer · Funny

Super Meat Boy
Shared: Indie · Platformer · Precision Platformer

Portal
Shared: Puzzle Platformer · Puzzle · Singleplayer

Hue
Shared: Indie · Puzzle Platformer · Puzzle

Nihilumbra
Shared: Indie · Platformer · Casual

Little Inferno
Shared: Indie · Casual · Puzzle

Out There Somewhere
Shared: Indie · Platformer · Puzzle

Liars Bar
Shared: Casual · Indie · Co-op

Super Bunny Man
Shared: Platformer · Co-op · Funny