cdnjs is a free distributed JS library delivery service.
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.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.