Apostrophe is a content management system designed for maximum flexibility with a minimal learning curve. It has ergonomic interface, all content-editing is performed in-context.Manage levels of user permission, organize and integrate photos and videos in the media library, create complex page hierarchies can be manage quickly.
Apostrophe is an extension of the Symfony framework, so using it to build your site gives you access to a wealth of development tools.
Requirements: PHP,MySQL, Symfony Framework
Backend Demo: http://demo.apostrophenow.com/(user=admin, password=demo)