web based diagramming tool with javascript [closed]

Question

I would like to create a web diagramming(visio) tool in javascript. im new to javascript but have extensive programming experience. i would like to get some feedback on what i need and what's the best way to go about writing this. thank you

Answer 1

There's already MxGraph, which is free for non-commercial use. It should give you some ideas.

Answer 2

Take a look on Raphaeljs

example