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

Celeste
Shared: Precision Platformer · Difficult · 2D Platformer

SANABI
Shared: 2D Platformer · Action · Story Rich

Super Meat Boy
Shared: Precision Platformer · Difficult · Platformer

Hollow Knight
Shared: Platformer · Difficult · Exploration

VVVVVV
Shared: Precision Platformer · 2D Platformer · Platformer

Geometry Dash
Shared: Difficult · Precision Platformer · 2D

Rain World
Shared: Difficult · Exploration · Platformer

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

Hollow Knight: Silksong
Shared: Difficult · Exploration · Platformer

Katana ZERO
Shared: Action · Platformer · 2D Platformer

Jump King
Shared: Precision Platformer · Difficult · Platformer

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

Blasphemous 2
Shared: Difficult · Side Scroller · 2D Platformer

Shovel Knight: Treasure Trove
Shared: Platformer · 2D · Difficult

Downwell
Shared: Precision Platformer · Platformer · 2D Platformer

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

Thomas Was Alone
Shared: Side Scroller · Precision Platformer · Platformer

Lone Fungus
Shared: 2D Platformer · Precision Platformer · Platformer

Super Meat Boy Forever
Shared: Precision Platformer · Difficult · Action

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

Pizza Tower
Shared: 2D Platformer · Platformer · Action

Will You Snail?
Shared: Precision Platformer · Difficult · 2D Platformer

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

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