Apache is a free and open-source cross-platform web server software.
Azure Edge Network is a global network infrastructure provided by Microsoft Azure. It is designed to deliver content, applications, and services to end-users with low latency and high performance. The Azure Edge Network consists of a combination of Azure Content Delivery Network (CDN), Azure Front Door, and Azure Traffic Manager.
Debian is a Linux software which is a free open-source software.
PHP is a general-purpose scripting language used for web development.
SPIP is a content management system written in PHP that uses one or more databases like SQL, SQLite or PostgreSQL.