Games like Star Leaping Story
Games like Star Leaping Story include Celeste, SANABI, Super Meat Boy, Katana ZERO, and DELTARUNE. We matched them by the tags players give Star Leaping Story on Steam (Precision Platformer, Story Rich, Pixel Graphics, 2D Platformer, and Side Scroller): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Pixel Graphics · 2D Platformer

SANABI
Shared: Story Rich · Pixel Graphics · 2D Platformer

Super Meat Boy
Shared: Precision Platformer · 2D Platformer · Pixel Graphics

Katana ZERO
Shared: Pixel Graphics · Story Rich · 2D Platformer

DELTARUNE
Shared: Story Rich · Pixel Graphics · Funny

Undertale
Shared: Story Rich · Pixel Graphics · Funny

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

Kitsune Tails
Shared: Precision Platformer · Pixel Graphics · Fantasy

VVVVVV
Shared: Precision Platformer · Pixel Graphics · 2D Platformer

To the Moon
Shared: Story Rich · Pixel Graphics · Indie

Blasphemous 2
Shared: Fantasy · Pixel Graphics · 2D Platformer

Owlboy
Shared: Pixel Graphics · Story Rich · Platformer

Shovel Knight: Treasure Trove
Shared: Pixel Graphics · Platformer · Side Scroller

OneShot
Shared: Story Rich · Pixel Graphics · Cute

Jump King
Shared: Precision Platformer · Pixel Graphics · Platformer

Finding Paradise
Shared: Story Rich · Pixel Graphics · Adventure

Pizza Tower
Shared: 2D Platformer · Pixel Graphics · Platformer

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

Eastward
Shared: Story Rich · Pixel Graphics · Adventure

Downwell
Shared: Precision Platformer · Pixel Graphics · 2D Platformer

Child of Light
Shared: Fantasy · Story Rich · Platformer

Rusted Moss
Shared: Pixel Graphics · Story Rich · Precision Platformer

Iconoclasts
Shared: Pixel Graphics · Story Rich · Female Protagonist

The Witcher 3: Wild Hunt — Remastered
Shared: Story Rich · Fantasy · RPG