Games like Blue
Games like Blue include Super Meat Boy, Celeste, Downwell, SANABI, and Sonic Origins. We matched them by the tags players give Blue on Steam (Casual, Precision Platformer, 2D Platformer, Racing, and Platformer): closest matches first, and among equally close ones the better-known games.

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

Celeste
Shared: Precision Platformer · 2D Platformer · Platformer

Downwell
Shared: Precision Platformer · Platformer · 2D Platformer

SANABI
Shared: 2D Platformer · Action · Pixel Graphics

Sonic Origins
Shared: 2D Platformer · Casual · Action

VVVVVV
Shared: Precision Platformer · 2D Platformer · Platformer

Vampire Survivors
Shared: 2D · Casual · Pixel Graphics

Sonic Superstars
Shared: 2D Platformer · Casual · Platformer

Katana ZERO
Shared: Platformer · 2D Platformer · Action

Brawlhalla
Shared: Casual · 2D Platformer · Platformer

UFO 50
Shared: 2D · Action · Arcade

Broforce
Shared: Action · 2D · Platformer

BlazBlue Entropy Effect
Shared: 2D · Platformer · Action

Jump King
Shared: Precision Platformer · Platformer · 2D

Twin Shot Deluxe
Shared: Casual · 2D Platformer · Action

SUPER CHICKEN JUMPER
Shared: 2D · Arcade · Action-Adventure

Mina the Hollower
Shared: 2D Platformer · Platformer · Action-Adventure

Super Mombo Quest
Shared: Precision Platformer · Action · 2D Platformer

SpeedRunners
Shared: Racing · Platformer · 2D

The Messenger
Shared: Platformer · 2D · 2D Platformer

Pizza Tower
Shared: 2D Platformer · Platformer · Indie

Geometry Dash
Shared: Precision Platformer · 2D · Platformer

Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad
Shared: Casual · 2D · Arcade

Timberman
Shared: Casual · 2D · Action