Claros inTouch
Claros In Touch is a full Ajax webmail, instant messenger, calendar, todo list, webdisk, address book and a note taking software. The main features are: multi-protocol(POP3+IMAP) built in spam protection, folder support for the POP3 protocol, drag & drop support, nice and clean user interface, compatibility with any standards-compliant POP3/IMAP and SMTP server, operating system independence, support for sending HTML email, and full MIME compatibility. Besides it features an instant messenger which can talk with a Jabber Server.