Games like Archaeogem
Games like Archaeogem include Celeste, Rain World, Super Meat Boy, SANABI, and VVVVVV. We matched them by the tags players give Archaeogem on Steam (Precision Platformer, Difficult, Pixel Graphics, Platformer, and Exploration): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Difficult · Pixel Graphics

Rain World
Shared: Difficult · Exploration · Pixel Graphics

Super Meat Boy
Shared: Precision Platformer · Difficult · Platformer

SANABI
Shared: Pixel Graphics · Adventure · 2D Platformer

VVVVVV
Shared: Precision Platformer · Pixel Graphics · Platformer

Hollow Knight
Shared: Difficult · Platformer · Exploration

Jump King
Shared: Difficult · Precision Platformer · Pixel Graphics

Webbed
Shared: Pixel Graphics · Cute · Exploration

Ori and the Will of the Wisps
Shared: Platformer · Adventure · Exploration

Hollow Knight: Silksong
Shared: Difficult · Platformer · Exploration

Momodora: Reverie Under The Moonlight
Shared: Pixel Graphics · Exploration · Difficult

Downwell
Shared: Precision Platformer · Pixel Graphics · Platformer

Geometry Dash
Shared: Difficult · Precision Platformer · Platformer

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

Prince of Persia The Lost Crown
Shared: Exploration · Precision Platformer · Adventure

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

Bread & Fred
Shared: Pixel Graphics · Difficult · Precision Platformer

Touhou Luna Nights
Shared: Difficult · Exploration · Platformer

MIO: Memories in Orbit
Shared: Platformer · Exploration · Difficult

ANIMAL WELL
Shared: Pixel Graphics · Exploration · Platformer

Windswept
Shared: Difficult · Precision Platformer · Platformer

Hyper Light Drifter
Shared: Pixel Graphics · Difficult · Adventure

Cave Story+
Shared: Difficult · Exploration · Platformer

I wanna be the Creator
Shared: Platformer · Difficult · Precision Platformer