Constructioner
Constructioner is a WYSIWYG content management software to create websites with configurable elements. Includes pulldown menu, layouts, meta-tags, CSS support, colors, downloads & uploads. Freeware and commercial versions.
From the website:
This Content Management Software provides a ready to use backoffice to create and administrate database-connected websites within a powerful WYSIWYG Content Management Software System.
UPDATE
Now a part of Artware Enterprise Wiki


