Install scmail by entering the following commands in the terminal:
sudo apt update sudo apt install scmail
Description:
a mail filter written in Scheme
Scmail is a mail filter written in Scheme, you can write processing recipes in S-expression. Scmail can be used as a filter for an incoming mail, invoked each time by .forward, or it can be used as a mail processor to distribute existing mails into the right mailbox. It comes with a bayesian spam filter called scbayes.
Homepage: http://www.namazu.org/~satoru/scmail/index.html.en
Version: 1.3-4
Section: universe/mail