Many CMS's are too powerful and complicated to use for a majority of websites.
For commercial websites Jade Technologies recommends GetSimple as content management system. GetSimple, is based on Wordpress but without the need for a SQL database. It has well crafted administration section and includes TinyMCE as a content editor.
For smaller personal or community websites CMSimple is recommended. CMSimple is easy to learn, use and deploy.
How does a Content Management System work? Is using one really worth it? How do I choose?