AddEvent is used to Add to Calendar and event tools for websites and newsletters.
Google Analytics is a free web analytics service that tracks and reports website traffic.
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.
Open Graph is a protocol that is used to integrate any web page into the social graph.
ShareThis provides free engagement and growth tools (e.g., share buttons, follow buttons, and reaction buttons) for site owners.
Sitecore provides web content management, and multichannel marketing automation software.
Twitter is a 'microblogging' system that allows you to send and receive short posts called tweets.