Hey! I've got a browser game! :) I'll add yours to my list as well! Here is mine!

After making a deal with death to save its elderly owner, Mittens must survive the 9 circles of hell without losing all 9 of their lives in this action platforming roguelike! Made originally for the Jamsepticeye game jam in under 3 days! 

 MOVEMENT

JUMPING

MITTENS DESCENT