X Message Daemon is a background program which displays simple text-based messages on your X display. You can choose parameters such as color, font, icon, and duration. It also has a frontend Perl daemon and client.
mod_mylog is suite of Apache modules which provide sophisticated logging capabilities.
It uses an RDBMS to store its data.
A commandline password manager based around GnuPG.
A parallel, SMP-based, bzip2-compatible compression utility.