Games like MOMIBOSU
Games like MOMIBOSU include Celeste, Super Meat Boy, SANABI, Hollow Knight, and VVVVVV. We matched them by the tags players give MOMIBOSU on Steam (Precision Platformer, Difficult, Pixel Graphics, 2D Platformer, and Action-Adventure): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Difficult · Pixel Graphics

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

SANABI
Shared: Pixel Graphics · 2D Platformer · Action

Hollow Knight
Shared: Difficult · Platformer · Metroidvania

VVVVVV
Shared: Precision Platformer · Pixel Graphics · 2D Platformer

Hollow Knight: Silksong
Shared: Difficult · Singleplayer · Metroidvania

Rain World
Shared: Difficult · Pixel Graphics · Platformer

Prince of Persia The Lost Crown
Shared: 2D Platformer · Precision Platformer · Exploration

Geometry Dash
Shared: Difficult · Precision Platformer · 2D

Momodora: Reverie Under The Moonlight
Shared: 2D Platformer · Pixel Graphics · Difficult

Jump King
Shared: Difficult · Precision Platformer · Pixel Graphics

Skul: The Hero Slayer
Shared: Pixel Graphics · Action · Singleplayer

Touhou Luna Nights
Shared: Difficult · Platformer · Action-Adventure

Ori and the Will of the Wisps
Shared: Platformer · Singleplayer · Metroidvania

Souldiers
Shared: Pixel Graphics · Action-Adventure · Difficult

The Messenger
Shared: Pixel Graphics · Platformer · 2D

Downwell
Shared: Precision Platformer · Pixel Graphics · 2D Platformer

Blasphemous 2
Shared: Difficult · Pixel Graphics · 2D Platformer

Katana ZERO
Shared: Pixel Graphics · 2D Platformer · Action

Rusted Moss
Shared: Pixel Graphics · Platformer · Precision Platformer

MIO: Memories in Orbit
Shared: Platformer · Difficult · Singleplayer

Blasphemous
Shared: Pixel Graphics · Difficult · Metroidvania

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

I wanna be the Creator
Shared: Action-Adventure · Difficult · Precision Platformer