Judging from the screenshots I liked it very much and if I ever need to seriously draw diagrams (I mean, more seriously than drawing them on a piece of paper) I'd give it a shot and buy an account.

What's the technology behind it? Don't tell me it's flash.

Snitko, yes it's flash. We are working on other techs as well. In fact we recently also launched a HTML5 player. http://creately.com/blog/announcements/beautiful-new-createl... Nick Co-founder