Games like Just Open The Door
Games like Just Open The Door include Gamblers Table, Bills Must Be Paid, Cookie Clicker, Keep on Mining!, and Scritchy Scratchy. We matched them by the tags players give Just Open The Door on Steam (Incremental, Idler, Cute, Automation, and Indie): closest matches first, and among equally close ones the better-known games.

Gamblers Table
Shared: Incremental · Automation · Cute

Bills Must Be Paid
Shared: Incremental · Idler · Capitalism

Cookie Clicker
Shared: Incremental · Idler · Indie

Keep on Mining!
Shared: Incremental · Idler · Indie

Scritchy Scratchy
Shared: Incremental · Idler · Gambling

(the) Gnorp Apologue
Shared: Incremental · Idler · Cute

Tiny Pasture
Shared: Idler · Cute · Incremental

Incredicer
Shared: Incremental · Idler · Indie

Idle Champions of the Forgotten Realms
Shared: Idler · Incremental · Indie

Fortune Mill
Shared: Incremental · Idler · Automation

Nodebuster
Shared: Incremental · Idler · Casual

Click the Button
Shared: Incremental · Idler · Indie

Shelldiver
Shared: Incremental · Idler · Management

Slots & Diapers
Shared: Incremental · Automation · Idler

Melvor Idle
Shared: Idler · Indie · Automation

A Game About Feeding A Black Hole
Shared: Incremental · Idler · Indie

Sixty Four
Shared: Incremental · Indie · Automation

Digseum
Shared: Incremental · Idler · Minimalist

Keep on Mining! - Worlds
Shared: Incremental · Idler · Indie

拖拖拉拉小菲镇
Shared: Idler · Incremental · Cute

Factory Town Idle
Shared: Incremental · Idler · Automation

Dragon Cliff
Shared: Idler · Incremental · Indie

Rusty's Retirement
Shared: Idler · Automation · Management

Fracture Field
Shared: Incremental · Idler · Automation