Great, I loved it. Keep in mind that playing the executable feels way smoother than playing in HTML. It's a little cruel that you have to start all over when falling :) but well, makes it challenging. Great art, great ideas, great develpment.
BTW, if you want to play and rate mine, please do (a platformer with only 1 platform. Can you even imagine that?) https://itch.io/jam/gmtk-2019/rate/463952 ;) thank you