It's freeware. The default set-up allows people without web design skills to update the site. It has a WYSIWYG (What You See Is What You Get) option. This adds HTMLArea code to text input form fields. Each HTML code input box becomes a mini HTML editor.
If you can use Microsoft Word, you can add formatted HTML code to the site.
To get it running you need to know how to install MySQL databases, or have PHPMyAdmin as part of your web-hosting package.
You can add articles, edit them, send emails to members, and be contacted by users.