Games like Chameneon
Games like Chameneon include SANABI, SUPER CHICKEN JUMPER, There Is No Game: Wrong Dimension, Celeste, and Razortron 2000. We matched them by the tags players give Chameneon on Steam (2D Platformer, Runner, Casual, Arcade, and 1980s): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: 2D Platformer · Pixel Graphics · Adventure

SUPER CHICKEN JUMPER
Shared: Arcade · 2D · Pixel Graphics

There Is No Game: Wrong Dimension
Shared: Adventure · Casual · Pixel Graphics

Celeste
Shared: 2D Platformer · Pixel Graphics · Singleplayer

Razortron 2000
Shared: Casual · 1980s · Arcade

pureya
Shared: Casual · Arcade · Singleplayer

Slime Rancher
Shared: Adventure · Singleplayer · Cute

UFO 50
Shared: Arcade · Pixel Graphics · 2D

DAVE THE DIVER
Shared: Casual · Adventure · Pixel Graphics

Vampire Survivors
Shared: Pixel Graphics · Casual · 2D

Sonic Origins
Shared: 2D Platformer · Adventure · Casual

Shelldiver
Shared: Casual · Arcade · 2D

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

Thank Goodness You're Here!
Shared: Adventure · 2D Platformer · Casual

Montaro
Shared: Casual · Runner · Cute

OneShot
Shared: Pixel Graphics · Singleplayer · Adventure

Webbed
Shared: 2D Platformer · Pixel Graphics · Cute

Exit the Gungeon
Shared: Arcade · Adventure · 2D Platformer

Timberman
Shared: Casual · Pixel Graphics · Arcade

Pikuniku
Shared: Casual · Adventure · Cute

Witcheye
Shared: Casual · Arcade · 2D Platformer

To The Core
Shared: Casual · Arcade · 2D

Sonic Superstars
Shared: 2D Platformer · Casual · Adventure

Cat Goes Fishing
Shared: Casual · 2D · Singleplayer