WordPress is a free, open-source, and one of the best content management systems around the world. It is based on PHP and uses MySQL/MariaDB as a database backend. It provides a simple and easier way to create a simple to advanced blog or website. It provides a web-based frontend to create and manage a website.
OpenLiteSpeed is a high-performance, lightweight, open-source HTTP server edition of LiteSpeed Web Server Enterprise.
In this guide, we will show you how to install WordPress multisite with OpenLiteSpeed on Ubuntu 20.04 server. A multisite network is a group of sites sharing the same WordPress installation and could also have the same plugins and themes.