Games like 1 Screen Platformer: Prologue
Games like 1 Screen Platformer: Prologue include Celeste, Super Meat Boy, SANABI, VVVVVV, and Geometry Dash. We matched them by the tags players give 1 Screen Platformer: Prologue on Steam (Precision Platformer, Difficult, 2D Platformer, Singleplayer, and Side Scroller): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Difficult · Pixel Graphics

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

SANABI
Shared: Pixel Graphics · 2D Platformer · Singleplayer

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

Geometry Dash
Shared: Difficult · Precision Platformer · 2D

Jump King
Shared: Difficult · Precision Platformer · Pixel Graphics

Shovel Knight: Treasure Trove
Shared: Pixel Graphics · Platformer · Difficult

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

Skul: The Hero Slayer
Shared: Pixel Graphics · Action · Singleplayer

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

Katana ZERO
Shared: Pixel Graphics · 2D Platformer · Action

Hollow Knight
Shared: Difficult · Platformer · Singleplayer

Bloodstained: Curse of the Moon
Shared: Pixel Graphics · Action · Side Scroller

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

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

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

The Messenger
Shared: Pixel Graphics · Platformer · 2D

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

Rain World
Shared: Difficult · Pixel Graphics · 2D

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

Electronic Super Joy
Shared: Difficult · Singleplayer · Precision Platformer

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

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

Gravity Circuit
Shared: Action · Singleplayer · Pixel Graphics