* MailFeed
MailFeed is a PHP script that checks a POP3, IMAP, or NNTP mailbox on demand and returns an RSS feed containing the messages in the mailbox.
* RSSMail
Use RSSMail to access the contents of your IMAP inbox via RSS in an aggregator, web page, etc. Fill out the form below and RSSMail will check to make sure that it can access your mailbox and, if it can, will give you the URL of an RSS feed.
一份報告(Leveraging RSS at Disney)中說到:
Integration of RSS aggregation into email client was critical for user adoption

