pop3despam
An email filtering program for a pop3 account (renamed from Spamhammer). You will need to grab the Mail::Senderperl mod and the Mail::Pop3Client perl modules to use pop3despam.

pop3despam-01
pop3despam is program that monitors your pop3 account for email. When email is found, a comparison is made on the "From" field of the email to addresses in in the file addresses.sp. If a match is not found, pop3despam will delete the message from the server (optional) and send a reply to the email indicating the mail was not delivered (optional).
pop3despam-0

scrounge
Scrounge is a utility for digging email addresses out of text files (your Inbox) so you can add them to the list of allowed addresses for Spamhammer.