Games like Past Particles
Games like Past Particles include Celeste, Planet of Lana, Braid, Super Meat Boy, and Hollow Knight: Silksong. We matched them by the tags players give Past Particles on Steam (Puzzle Platformer, Difficult, 2D Platformer, Singleplayer, and Side Scroller): closest matches first, and among equally close ones the better-known games.
Celeste
Shared: Difficult · 2D Platformer · Pixel Graphics
Planet of Lana
Shared: Puzzle Platformer · 2D Platformer · Singleplayer
Braid
Shared: Puzzle Platformer · 2D Platformer · Singleplayer
Super Meat Boy
Shared: Difficult · 2D Platformer · Singleplayer
Hollow Knight: Silksong
Shared: Difficult · Singleplayer · Indie
SANABI
Shared: 2D Platformer · Pixel Graphics · Singleplayer
LIMBO
Shared: Puzzle Platformer · Singleplayer · Indie
Portal
Shared: Puzzle Platformer · Singleplayer · Puzzle
Defy Gravity Extended
Shared: Puzzle Platformer · Singleplayer · Difficult
Portal 2
Shared: Singleplayer · Puzzle Platformer · Female Protagonist
Momodora: Reverie Under The Moonlight
Shared: 2D Platformer · Side Scroller · Pixel Graphics
Geometry Dash
Shared: Difficult · Singleplayer · Side Scroller
Pizza Tower
Shared: 2D Platformer · Singleplayer · Pixel Graphics
VVVVVV
Shared: 2D Platformer · Pixel Graphics · Difficult
Hollow Knight
Shared: Difficult · Singleplayer · Indie
Baba Is You
Shared: Difficult · Singleplayer · Pixel Graphics
The Binding of Isaac: Rebirth
Shared: Difficult · Pixel Graphics · Singleplayer
Thomas Was Alone
Shared: 2D Platformer · Puzzle Platformer · Side Scroller
Katana ZERO
Shared: Pixel Graphics · 2D Platformer · Difficult
Squishy the Suicidal Pig
Shared: Puzzle Platformer · Difficult · Pixel Graphics
INSIDE
Shared: Puzzle Platformer · Singleplayer · 2D Platformer
Rain World
Shared: Difficult · Pixel Graphics · 2D Platformer
Papers, Please
Shared: Singleplayer · Pixel Graphics · Indie
DELTARUNE
Shared: Singleplayer · Pixel Graphics · Emotional