Games like Open The Door
Games like Open The Door include Zup! S, Mini Motorways, Zup!, Goat Simulator, and Donut County. We matched them by the tags players give Open The Door on Steam (Casual, Indie, Simulation, Puzzle, and Physics): closest matches first, and among equally close ones the better-known games.

Zup! S
Shared: Casual · Indie · Puzzle

Mini Motorways
Shared: Casual · Simulation · Indie

Zup!
Shared: Casual · Indie · Puzzle

Goat Simulator
Shared: Simulation · Casual · Physics

Donut County
Shared: Casual · Indie · Puzzle

Zup! F
Shared: Casual · Indie · Puzzle

Papers, Please
Shared: Indie · Simulation · Puzzle

Zup! 2
Shared: Casual · Indie · Puzzle

Zup! X
Shared: Casual · Indie · Puzzle

Surgeon Simulator
Shared: Simulation · Physics · Indie

Poly Bridge
Shared: Simulation · Physics · Puzzle

Garry's Mod
Shared: Casual · Physics · Simulation

Bridge Constructor
Shared: Casual · Simulation · Indie

Zup! 3
Shared: Casual · Indie · Puzzle

Mini Metro
Shared: Puzzle · Simulation · Indie

My Suika – Kyo’s Fruit Merge
Shared: Casual · Simulation · Puzzle

World of Goo
Shared: Indie · Puzzle · Casual

Unpacking
Shared: Casual · Puzzle · Simulation

Zup! Z
Shared: Indie · Casual · Puzzle

Crazy Machines 3
Shared: Simulation · Puzzle · Physics

Pixel Puzzles: Japan
Shared: Casual · Indie · Puzzle

Zup! 8
Shared: Casual · Puzzle · Indie

Game Dev Tycoon
Shared: Indie · Simulation · Casual

Bridge Constructor Portal
Shared: Simulation · Puzzle · Physics