libspawner implements the MTA side of Sendmail's Milter (mail filter) protocol that is used by the MTA to delegate policy decisions to external daemons. The main purpose of this library is to enable other MTAs, or any mail-handling software, to talk to the existing mail filters that have been developed for Sendmail.
ulog-acctd is a userspace network accounting daemon which generates log files of network traffic for accounting purposes. It collects headers of IP packets that travel through the Linux 2.4+ netfilter. It writes accounting information to a log which can include protocol type, source and destination address, port numbers, byte and packet count, and incoming and outgoing interfaces. It is easily possible to generate CISCO "IP accounting output-packets" style logs with this tool.
Why no source? After this program had been mentioned on debian-devel by someone who wanted to package it, I decided to take a look at atlantis. It simply doesn't work: ldd atlantis tells me that li...