cdnjs is a free distributed JS library delivery service.
Cloud CDN uses Google's global edge network to serve content closer to users.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
Internet Information Services (IIS) is an extensible web server software created by Microsoft for use with the Windows NT family.
Modernizr is a JavaScript library that detects the features available in a user's browser.
RequireJS is a JavaScript library and file loader which manages the dependencies between JavaScript files and in modular programming.