BetterThumbs for Bolt
Bolt Extension For BetterThumbnails & Responsive Images
Bolt HTML5 Videos
Bolt Extension For Local and Personal CDN HTML5 Videos
Bolt Responsive Images
Bolt Extension For Responsive Images
Bolt WebFont Loader
Bolt Extension Using Typekit Webfont Loader.
Concrete5 Magnific Popup
Add-on using Magnific Popup Lightbox Plugin
Concrete 5 Responsive Images
Add-on using Picturefill and Foundation Interchange