“I remade the first level of Doom using JavaScript and 64 sliders”
blinry.org
blinry.org
https://sliderland.blinry.org/#%7B%0A%20%20%2F%2F%20controls...
[Edited to correct: not GET data, but the hash fragment.]
Load the site, then use your arrow keys and space bar.
Worked for me in Chrome and Safari.
As noted in the GitHub repo, this is a new twist on the minimal creative coding environment, tixy.
Pretty cool :)