Suse Linux OpenExchange 4.1 is an updated version of the groupware solution Suse Linux OpenExchange. Key updates include integrated support for instant messaging and collaboration tools, as well as the implementation of a WebDAV/XML interface that enables connectivity with other PIM tools and allows access to OpenExchange documents. OpenExchange is now available as open source software called Open-Xchange. The release addresses integration with Microsoft Outlook through features like public folders and an Outlook connector.