Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
Phoenix Site software has been developed by the Internet Marketing Union and is especially intended for entrepreneurs (without technical knowledge) who want to score better in Google (SEO) and get more leads and customers (conversion) from their website.
PHP is a general-purpose scripting language used for web development.