Here's a short youtube showcase that gets straight to the point: https://www.youtube.com/watch?v=wE-vOSY-ULc&t=158s
But being on a laptop right now I have to say it is a very frustrating experience as there appears to be no way to scroll/move the canvas so that you can see all the blocks.
I get the impression it's trying to load the whole thing with all examples at once. Maybe it would make sense to refactor the various sketches into smaller ones so it doesn't try to load, run and render everything at the same time? That or introduce more lazy-loading features.
The font is almost unreadable if you are reading under sunlight.