Games like Parkour Challenger
Games like Parkour Challenger include SpeedRunners, Broforce, Duck Game, Super Meat Boy, and Rivals of Aether. We matched them by the tags players give Parkour Challenger on Steam (Platformer, 4 Player Local, Pixel Graphics, Parkour, and Arcade): closest matches first, and among equally close ones the better-known games.

SpeedRunners
Shared: Platformer · Racing · 4 Player Local

Broforce
Shared: Pixel Graphics · Platformer · Local Co-Op

Duck Game
Shared: Pixel Graphics · 4 Player Local · Platformer

Super Meat Boy
Shared: Platformer · Pixel Graphics · 2D Platformer

Rivals of Aether
Shared: Pixel Graphics · Platformer · 4 Player Local

TowerFall Ascension
Shared: Platformer · Pixel Graphics · 4 Player Local

Celeste
Shared: Pixel Graphics · Platformer · 2D Platformer

Sonic Mania
Shared: Platformer · Pixel Graphics · 2D

Brawlhalla
Shared: Platformer · 2D Platformer · Local Co-Op

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

Shovel Knight: Treasure Trove
Shared: Platformer · Pixel Graphics · 2D

Ultimate Chicken Horse
Shared: Platformer · Local Co-Op · 4 Player Local

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

Spelunky 2
Shared: Platformer · 2D Platformer · 4 Player Local

Downwell
Shared: Pixel Graphics · Platformer · Arcade

Twin Shot Deluxe
Shared: Platformer · Arcade · 2D Platformer

SANABI
Shared: Pixel Graphics · 2D Platformer · Platformer

Sonic & All-Stars Racing Transformed Collection
Shared: Racing · Local Co-Op · 4 Player Local

VVVVVV
Shared: Platformer · Pixel Graphics · 2D Platformer

Vampire Survivors
Shared: Pixel Graphics · Arcade · 2D

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

UFO 50
Shared: Pixel Graphics · Arcade · Indie

Spelunky
Shared: Platformer · Local Co-Op · Arcade

Rayman® Legends
Shared: Platformer · Local Co-Op · 4 Player Local