Games like John Black: Memories
Games like John Black: Memories include Hollow Knight, Shovel Knight: Treasure Trove, Hollow Knight: Silksong, SANABI, and LIMBO. We matched them by the tags players give John Black: Memories on Steam (Indie, Action, Adventure, Platformer, and 2D): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · Indie · 2D

Shovel Knight: Treasure Trove
Shared: Platformer · Indie · Retro

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

SANABI
Shared: Action · Adventure · Indie

LIMBO
Shared: Indie · Platformer · Adventure

Deadlight
Shared: Action · Indie · Platformer

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

Broforce
Shared: Action · 2D · Indie

Nine Sols
Shared: Action · Platformer · 2D

Mark of the Ninja
Shared: Indie · Platformer · Action

Axiom Verge
Shared: Indie · Platformer · Action

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

Jump King
Shared: Indie · Adventure · Platformer

Out There Somewhere
Shared: Indie · Platformer · Adventure

GRIS
Shared: Indie · Adventure · Atmospheric

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

Gato Roboto
Shared: Indie · Action · Adventure

MO:Astray
Shared: Indie · Action · Adventure

Angry Video Game Nerd Adventures
Shared: Indie · Action · Platformer

BADLAND: Game of the Year Edition
Shared: Indie · Adventure · Action

Neva
Shared: Adventure · Indie · Platformer

Rain World
Shared: Indie · Atmospheric · Platformer

UFO 50
Shared: Indie · Action · Retro

The Messenger
Shared: Platformer · Retro · Indie