Bubbl.us
by Chris Coyier / Tuesday, January 30th, 2007
Bubbl.us is one of those slicker-than-snot new web applications with a super simple and focused concept. The concept here is brainstorming. The interface begins (with an account or not) with a single bubble in the middle. You can click in the bubble and type. This is probably your central concept, like “New Website” or “Wedding”. [...]