HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
LiteSpeed is a high-scalability web server.
Mailchimp is a marketing automation platform and email marketing service.
Open Graph is a protocol that is used to integrate any web page into the social graph.
SPIP is a content management system written in PHP that uses one or more databases like SQL, SQLite or PostgreSQL.