Games like Slime Jumper Adventure
Games like Slime Jumper Adventure include Celeste, Super Meat Boy, Webbed, Thomas Was Alone, and Geometry Dash. We matched them by the tags players give Slime Jumper Adventure on Steam (Precision Platformer, 2D Platformer, Physics, 2D, and Minimalist): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · 2D Platformer · Platformer

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

Webbed
Shared: 2D Platformer · Physics · 2D

Thomas Was Alone
Shared: 2D Platformer · Precision Platformer · Platformer

Geometry Dash
Shared: Precision Platformer · 2D · Difficult

LIMBO
Shared: Platformer · Puzzle Platformer · 2D

VVVVVV
Shared: Precision Platformer · 2D Platformer · Platformer

Rain World
Shared: 2D · Platformer · Atmospheric

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

Downwell
Shared: Precision Platformer · 2D Platformer · Platformer

Jump King
Shared: Precision Platformer · 2D · Platformer

Noita
Shared: Physics · 2D · Difficult

Hollow Knight
Shared: Platformer · 2D · Difficult

Trine Enchanted Edition
Shared: 2D Platformer · Physics · Puzzle Platformer

N++ (NPLUSPLUS)
Shared: Precision Platformer · 2D Platformer · Minimalist

Braid
Shared: 2D Platformer · Platformer · Puzzle Platformer

Trine 2: Complete Story
Shared: 2D Platformer · Platformer · Puzzle Platformer

The End Is Nigh
Shared: Precision Platformer · Platformer · 2D

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

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

Katana ZERO
Shared: 2D Platformer · Platformer · 2D

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

Leap Year
Shared: Precision Platformer · 2D Platformer · 2D

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