cdnjs is a free distributed JS library delivery service.
Django is a Python-based free and open-source web application framework.
Google Analytics is a free web analytics service that tracks and reports website traffic.
jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder.
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.
Semantic UI is a front-end development framework, powered by LESS and jQuery.
Unpkg is a content delivery network for everything on npm.