This sounds like a great idea. I wasn't clear from the post: is this going to be a web app?<p>Is it similar to:
<a href="http://divshot.com" rel="nofollow">http://divshot.com</a>
<a href="https://www.easel.io/bootstrap" rel="nofollow">https://www.easel.io/bootstrap</a>
<a href="http://jetstrap.com" rel="nofollow">http://jetstrap.com</a>