Games like 6180 the moon
Games like 6180 the moon include LIMBO, Hollow Knight, Defy Gravity Extended, Planet of Lana, and Hollow Knight: Silksong. We matched them by the tags players give 6180 the moon on Steam (Indie, Action, Casual, Platformer, and Short): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Indie · Platformer · Puzzle Platformer

Hollow Knight
Shared: Platformer · Indie · 2D

Defy Gravity Extended
Shared: Indie · Platformer · Action

Planet of Lana
Shared: Action · Puzzle Platformer · Platformer

Hollow Knight: Silksong
Shared: Indie · 2D · Platformer

Nihilumbra
Shared: Indie · Platformer · Casual

Geometry Dash
Shared: 2D · Platformer · Singleplayer

Mark of the Ninja
Shared: Indie · Platformer · Action

Zup! 2
Shared: Indie · Casual · 2D

Zup! S
Shared: Indie · Casual · 2D

Zup!
Shared: Indie · Casual · 2D

Skul: The Hero Slayer
Shared: Indie · Action · 2D

A Dance of Fire and Ice
Shared: Indie · Singleplayer · 2D

Zup! 4
Shared: Indie · Casual · Short

Minimalism
Shared: Indie · Action · Casual

BEEP
Shared: Indie · Platformer · 2D

Celeste
Shared: Indie · Platformer · Singleplayer

Dust: An Elysian Tail
Shared: Action · Indie · Platformer

Zup! 8
Shared: Casual · Indie · 2D

Out There Somewhere
Shared: Indie · Platformer · Action

140
Shared: Indie · Platformer · Short

GRIS
Shared: Indie · Platformer · Atmospheric

Zup! F
Shared: Indie · Casual · 2D

Super Meat Boy
Shared: Indie · Platformer · 2D