cdnjs is a free distributed JS library delivery service.
Drupal is a free and open-source web content management framework.
enquire.js is a lightweight, pure JavaScript library for responding to CSS media queries.
Font Awesome is a font and icon toolkit based on CSS and Less.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
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.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
Modernizr is a JavaScript library that detects the features available in a user's browser.