I just had to go digging for this because your comment reminded me of something very similar; it's called Endless paper [1]. There may also be other similar one

I just had to go digging for this because your comment reminded me of something very similar; it's called Endless paper [1]. There may also be other similar ones on Infinite Canvas [2]. [1] https://www.endlesspaper.app/ https://www.endlesspaper.app/ [2] https://infinitecanvas.tools/ https://infinitecanvas.tools/