FancyBox (>= 2.1.2) is known to work with Turbolinks without modifications.

For version 1.3.4, just add this to your application's javascript:

COFFEESCRIPT$(document).bind 'page:change', ->

Related Issues: #96


All solutions should be considered unofficial. There is no guarantee that a given solution will work with your application. If you find that a solution is insufficient, please let me know by submitting an issue on Github.