Games like PLOT!
Games like PLOT! include Super Meat Boy, Celeste, Geometry Dash, Jump King, and Downwell. We matched them by the tags players give PLOT! on Steam (Precision Platformer, Difficult, Score Attack, Action, and Platformer): closest matches first, and among equally close ones the better-known games.

Super Meat Boy
Shared: Precision Platformer · Difficult · Platformer

Celeste
Shared: Precision Platformer · Difficult · Platformer

Geometry Dash
Shared: Difficult · Precision Platformer · Platformer

Jump King
Shared: Difficult · Precision Platformer · Platformer

Downwell
Shared: Precision Platformer · Platformer · Difficult

Only Climb: Better Together
Shared: Precision Platformer · Difficult · Platformer

VVVVVV
Shared: Precision Platformer · Platformer · Difficult

Hollow Knight
Shared: Difficult · Platformer · Indie

Cuphead
Shared: Difficult · Platformer · Indie

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

Electronic Super Joy
Shared: Difficult · Platformer · Precision Platformer

Shovel Knight: Treasure Trove
Shared: Platformer · Retro · Difficult

Rogue Legacy 2
Shared: Action · Platformer · Arcade

Super Hexagon
Shared: Difficult · Arcade · Indie

Dustforce DX
Shared: Precision Platformer · Difficult · Platformer

Volgarr the Viking
Shared: Difficult · Platformer · Action

Lunistice
Shared: Platformer · Retro · Score Attack

Hollow Knight: Silksong
Shared: Difficult · Platformer · Indie

Ambidextro
Shared: Precision Platformer · Action · Platformer

Pogostuck: Rage With Your Friends
Shared: Difficult · Precision Platformer · Platformer

Neon White
Shared: Platformer · Action · Precision Platformer

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

Get To Work
Shared: Difficult · Precision Platformer · Action

Super Meat Boy 3D
Shared: Precision Platformer · Action · Platformer