cdnjs is a free distributed JS library delivery service.
Drupal is a free and open-source web content management framework.
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.
SimpleSAMLphp is an open-source PHP authentication application that provides support for SAML 2.0 as a Service Provider (SP) or Identity Provider (IdP).
Timeago is a jQuery plugin that makes it easy to support automatically updating fuzzy timestamps.
Varnish is a reverse caching proxy.