Aggregate RSS/Atom feeds trough your email. With Newpipe you can read, organize and archive news feeds with your current mail client, without the need for a separate program.
A statistics utility to be used with qmail-scanner. It utilizes log entries generated by a patch to the qmail-scanner distribution to report spam and virus details. Often included in the qmailstats script from QmailRocks.org to send nightly stats emails.