A CMS (Content Management System) website is a website that allows the owner to update the pages easily using a back end access protected with username and password. A CMS website is designed to add, delete or edit modules. A module can be a standalone service or a web service offered by another website. A web service can be provided by another website for free or certain charges can apply.

Examples of modules are:

• User and Password login (standalone)
• Calendar (standalone)
• Weather (web service)
• Stock Exchange (web service)
• and many more