Games like Palette Swap
Games like Palette Swap include SANABI, Shovel Knight: Treasure Trove, Celeste, Broforce, and Katana ZERO. We matched them by the tags players give Palette Swap on Steam (Action, Adventure, Platformer, 2D Platformer, and Puzzle Platformer): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Action · Adventure · 2D Platformer

Shovel Knight: Treasure Trove
Shared: Platformer · Adventure · Action

Celeste
Shared: Platformer · 2D Platformer · Pixel Graphics

Broforce
Shared: Action · Platformer · Pixel Graphics

Katana ZERO
Shared: Action · Platformer · Pixel Graphics

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

Sonic Origins
Shared: Action · Adventure · 2D Platformer

Webbed
Shared: 2D Platformer · Puzzle Platformer · Platformer

NINJA GAIDEN: Ragebound
Shared: Action · Platformer · 2D Platformer

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

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

LIMBO
Shared: Puzzle Platformer · Platformer · Adventure

MO:Astray
Shared: Action · Adventure · Platformer

Sonic Mania
Shared: Platformer · 2D · Adventure

Out There Somewhere
Shared: Platformer · Adventure · Pixel Graphics

Pizza Tower
Shared: 2D Platformer · Platformer · Action

Smilemo
Shared: Action · Adventure · Platformer

Gravity Circuit
Shared: Action · Platformer · 2D Platformer

Bloodstained: Curse of the Moon
Shared: Action · Platformer · Pixel Graphics

The Messenger
Shared: Platformer · Action · Pixel Graphics

Gato Roboto
Shared: Action · Adventure · Platformer

Owlboy
Shared: Adventure · Platformer · Pixel Graphics

ElecHead
Shared: Platformer · Puzzle Platformer · Action

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