WordPress is a free management system used to create and manage websites without needing to code. WordPress acts as an operating system using database to store content. Word press also uses themes for the design and uses plugins for functionality.

There is also two sets of WordPress such WordPress.org and WordPress.com. The difference is that WordPress.org is a free software that allows you to have full control, flexibility, and responsibility for backups and security. While WordPress.com is a for-profit service that host the site for you offering a simplified platform.