PROPS is an open, extensible Internet publishing system designed specifically for periodicals such as newspapers and magazines who want to publish online, either exclusively or as an extension of their print publication.
eZ publish is a professional open source content management system and development framework with functionality for web publishing, intranets, e-commerce and more.
With a single installation of PLUME CMS you can have multiple websites, file management, multiple authors with different rights and websites in any languages thanks to a full utf-8 support.
SPIP is a publishing system for the Internet in which great importance is attached to a collaborative working, to multilingual environments, and to the simplicity of use for web authors. It is free software, distributed under the GNU/GPL license.