gnome-office Enable collaborative editing plugin Enable grammar checking via dev-libs/link-grammar Enable support for x11-libs/gtkmathview Enable OpenXML support Enable Text Summarizer plugin Enable plugins build (see http://www.abisource.com/wiki/PluginMatrix for more information). If your file cannot be opened due lack of support, try enabling this. Enable thesaurus support Enable wordperfect file support via app-text/libwpd