Deliver is a file transfer protocol and implementation designed to be a safe, open-source alternative to the most extended transfer protocols like the traditional e-mail.
Transfers email from an exchange 2000/2003 account to local file, smtp address, or procmail. Written in Java, this uses OWA protocol and can be run periodically on a server with no user input. Useful for Exchange servers which don't enable forwarding.
Send emails by creating an xml document. It can be scheduled or triggered and parse xml data from various mediums. You can create html emails w/ file attachments, or simple text messages. Just describe what you want in xml and watch your email go.