This little script provides a UI for generating spirographs. Nothing terribly special, I just wanted an excuse to play around with some different frameworks and get a sense of how they fit together. If you're looking at the code and find something un-idiomatic to that framework, let me know!
Backbone - http://benkeen.github.io/spirograph/ AngularJS - http://benkeen.github.io/spirograph/ (incomplete!)
GPL, baby.
Ben Keen @vancouverben