Wolf CMS is an elegant, lightweight and flexible content management system. It features elegant user interface easy to use templating system, simple permissions system Also it is worth mentioning that this CMS is a finalist of Packt Publishing's Open Source awards in "Most Promising Open Source Project" category.
Main advantage Wolf CMS is ability to work with PHP code directly in post box, therefore you do not need to learn another scripting language. Although this CMS is aimed towards web developers and designers who are already familiar with PHP and have some coding skills, it is not necessary to use PHP code in each of your articles.
As any CMS it features extendable plugin architecture, also there few plugins that are built in. List of built in plugins includes plugins to provide commenting functionality, file managing through web interface, content filtering, statistics, HTTP 404 page replacement. Also this CMS can use SQLite database managing system right out of the box.
If you are seduced by possibilities that this CMS provide you with you are welcome to convert your content from you current CMS with power of CMS2CMS.