Games like Ashi
Games like Ashi include Celeste, Webbed, LIMBO, SANABI, and Pizza Tower. We matched them by the tags players give Ashi on Steam (Indie, 2D Platformer, Puzzle Platformer, Platformer, and Adventure): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Indie · 2D Platformer · Platformer

Webbed
Shared: 2D Platformer · Puzzle Platformer · Cute

LIMBO
Shared: Indie · Puzzle Platformer · Platformer

SANABI
Shared: 2D Platformer · Indie · Adventure

Pizza Tower
Shared: 2D Platformer · Indie · Platformer

Super Meat Boy
Shared: Indie · Platformer · 2D Platformer

Hollow Knight
Shared: Platformer · Indie · 2D

FEZ
Shared: Indie · Platformer · Adventure

Owlboy
Shared: Indie · Adventure · Platformer

Braid
Shared: Puzzle Platformer · 2D Platformer · Indie

MO:Astray
Shared: Indie · Puzzle Platformer · Adventure

Rain World
Shared: Indie · Platformer · 2D

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

Out There Somewhere
Shared: Indie · Platformer · Adventure

CATO: Buttered Cat
Shared: Puzzle Platformer · Indie · Adventure

Reventure
Shared: Indie · Adventure · Platformer

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

Yoku's Island Express
Shared: Platformer · Adventure · Indie

The Plucky Squire
Shared: 2D Platformer · Adventure · Puzzle Platformer

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

Öoo
Shared: Puzzle Platformer · 2D Platformer · 2D

Katana ZERO
Shared: Platformer · 2D Platformer · Indie

VVVVVV
Shared: Indie · Platformer · 2D Platformer

OneShot
Shared: Indie · Cute · Pixel Graphics