Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
crypto-js is a JavaScript library of crypto standards.
jQuery plugin for fluid width video embeds
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Typekit is an online service which offers a subscription library of fonts.