Games like GatePass
Games like GatePass include Celeste, Super Meat Boy, LIMBO, Geometry Dash, and Hollow Knight. We matched them by the tags players give GatePass on Steam (Precision Platformer, Difficult, Puzzle Platformer, 2D Platformer, and Puzzle): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Difficult · 2D Platformer

Super Meat Boy
Shared: Precision Platformer · Difficult · 2D Platformer

LIMBO
Shared: Puzzle Platformer · Puzzle · Platformer

Geometry Dash
Shared: Difficult · Precision Platformer · 2D

Hollow Knight
Shared: Difficult · Platformer · 2D

Braid
Shared: Puzzle Platformer · 2D Platformer · Puzzle

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

VVVVVV
Shared: Precision Platformer · 2D Platformer · Difficult

Jump King
Shared: Difficult · Precision Platformer · Platformer

Defy Gravity Extended
Shared: Puzzle Platformer · Puzzle · Platformer

SANABI
Shared: 2D Platformer · 2D · Action

Portal 2
Shared: Puzzle · Platformer · Puzzle Platformer

Planet of Lana
Shared: Puzzle Platformer · 2D Platformer · Puzzle

Leap Year
Shared: Precision Platformer · Puzzle Platformer · 2D Platformer

The End Is Nigh
Shared: Precision Platformer · Difficult · Platformer

Downwell
Shared: Precision Platformer · 2D Platformer · Difficult

Out There Somewhere
Shared: Platformer · Puzzle · 2D

I wanna be the Creator
Shared: Difficult · Precision Platformer · Platformer

INSIDE
Shared: Puzzle Platformer · Singleplayer · Puzzle

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

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

Super Meat Boy Forever
Shared: Difficult · Precision Platformer · Platformer

Will You Snail?
Shared: Difficult · Precision Platformer · 2D Platformer

Webbed
Shared: 2D Platformer · Puzzle Platformer · 2D