with e-mail (web & pop3/smtp, ssl, crypto.), on-line forums (web, rss, podcast, nntp), blogs (web, rss, podcast), multimedia chat (text, drawing, multimedia), calendaring (iCalendar,WebDAV synchronization), address book , bookmarks organizer , web publishing , virtual file system (web, ftp, smb, cifs, webdav, cms, etc.), Qualified Dublin Core support, digital portfolio , dynamic