FancyBox
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', ->
$.fancybox.init()
Related Issues: #96
Contributors
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.