WordPress is 100% free and an open-source CMS (content management system) written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system, referred to within WordPress as Themes.
It is known as the most easiest thing in the world of web designing & development if you want to design a simple website. However you can even create the most complex websites as well with the help of various themes, plugins available online or develop one on your own. For any help related to Wordpress, you may search for the solution on various platforms available online like youtube OR hire a Wordpress developer.