A small, yet useful mail notification and spam filtering utility WinBiff is a mail notification application that supports POP3 (APOP optional) and IMAP4. Shows mail headers. The WAVBase plays sounds based on sender or subject. Filter spam using regular expressions.
WinBiff is a Windows email notification and spam filtering program that works with any mail program that uses the POP3 or IMAP4 protocols, including
Google Mail (GMail)
Outlook
Outlook Express
Here are some key features of "WinBiff":
Filters to ignore or delete spam, using regular expressions and character sets
Automatic dialup and hangup of a network connection
Scrollable list of email headers, showing attachments
Option to disregard already-read mail
Stay on top option
Visual indication of polling
Decoding of MIME headers for the display of accented characters
Mail reader can be automatically launched on new mail or by clicking on WinBiff
WAVBase plays distinct sounds based on the sender or subject of messages, using regular expression matching
Optional repeating alarm
Customizable colors
Can run multiple instances to monitor different mailboxes