HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
Next.js is a React framework for developing single page Javascript applications.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Typekit is an online service which offers a subscription library of fonts.