Yea, I've used http://www.webgraphviz.com/ http://www.webgraphviz.com/ for quite a while. Toss in a tiny script to click the button after every keypress, and v

Yea, I've used http://www.webgraphviz.com/ http://www.webgraphviz.com/ for quite a while. Toss in a tiny script to click the button after every keypress, and voila: live-editing graphviz stuff. It's magical.