Thank you for all the great work! Good to see more Open Source about this. (Apache licensed)

There is much more out there in the same spirit, here is a short collection of the alternatives:

https://news.ycombinator.com/item?id=5427851

- jQuery Impromptu http://trentrichardson.com/Impromptu/

- Zurb Joyride http://foundation.zurb.com/docs/components/joyride.html

- Intro.js (js only) http://usablica.github.com/intro.js/

- Bootstro.js - http://clu3.github.com/bootstro.js/

- pageguide.js - http://tracelytics.github.com/pageguide/

- chardin.js - http://heelhook.github.com/chardin.js/?hn