CorneliOS

CorneliOS is an easy-to-use, multi-user and cross-browser "Web Desktop Environment", "Web Operating System" or "Web Office".

CorneliOS includes a very powerful CMS that allows to manage an unlimited number of websites. Web pages are dynamically generated using templates, pages and objects. The CMS includes multi-language support, powerful scripting tools as well as SEO tools. Alternatively you may use OLMO CMS, which is a pure multi-user CMS and collaboration platform based on CorneliOS.CorneliOS is a multi-user system and includes collaboration tools including text editors, forums, blogs, instant messengers and much more.