sortmail - 1:2.4-5+b2 main

Sortmail is a simple mail sorter you can use in your .forward to sort
your mail into folders automatically, delete unwanted mail, etc.
.
Sortmail process incoming email, classify it, and process it accordingly.
Sortmail can handle incoming email as it arrives, or download from a POP
server. Sortmail is easier to configure than procmail, and can replace
fetchmail. Sortmail uses config files which are similar to rn KILLfiles.
.
Full features list:
- Process email delivered via SMPT, or downloaded via POP or IMAP.
- Post-process an existing mail folder.
- Select messages based on specific header lines, based on the entire
header, or even the message body.
- File messages to folders, send to inbox, forward to other email
addresses, append to digest, pipe through shell command or just junk
them.
- Regular expression matching or IP address range matching.
- Full boolean expressions of any complexity.
- Basic mailing-list processing functionality.