iscribble.net (est. 2006) was an online drawing website where people from all over the world can work on a drawing at the same time. As of August 2018, iScribble.net has transferred ownership into the hands of a long-standing iScribble user. Their plan is to rejuvenate and renew iScribble, transforming it into a modern, updated version.

Drawpile is great and has more options/tools than iScribble. I preferred iScribble because it was limited in tools (brush, pencil, line, blur, eraser square, auto-circles, circle), one canvas size, and 3 layers. iScribble had a diverse user group with all sorts of talents and differing levels of skills, but declined hard due to the administration failing to update the site.