Games like Memoria
Games like Memoria include Hollow Knight, Ori and the Will of the Wisps, Hollow Knight: Silksong, Constance, and Dust: An Elysian Tail. We matched them by the tags players give Memoria on Steam (Action, Adventure, Platformer, 2D Platformer, and Exploration): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · Metroidvania · 2D

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

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

Constance
Shared: Platformer · Action · Metroidvania

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

Nine Sols
Shared: Action · Metroidvania · Platformer

F.I.S.T.: Forged In Shadow Torch
Shared: Action · Platformer · Adventure

Rain World
Shared: Exploration · Platformer · Atmospheric

Momodora: Reverie Under The Moonlight
Shared: 2D Platformer · Metroidvania · Exploration

MIO: Memories in Orbit
Shared: Platformer · Exploration · Metroidvania

ANIMAL WELL
Shared: Exploration · Metroidvania · Platformer

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

SANABI
Shared: Action · Adventure · 2D Platformer

Tomb Raider Game of the Year
Shared: Action · Adventure · Exploration

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

Owlboy
Shared: Adventure · Platformer · Metroidvania

Bloodstained: Ritual of the Night
Shared: Action · Adventure · Metroidvania

Blasphemous 2
Shared: Adventure · Metroidvania · 2D Platformer

Hogwarts Legacy
Shared: Adventure · Exploration · Fantasy

Castlevania: Belmont's Curse
Shared: Action · Metroidvania · 2D Platformer

Monster Boy and the Cursed Kingdom
Shared: Action · Adventure · Platformer

GRIS
Shared: Adventure · Platformer · Atmospheric

UnEpic
Shared: Action · Platformer · Metroidvania

Neva
Shared: Adventure · Platformer · Atmospheric