tkpgp is a gui front-end to the Gnu Privacy Guard PGP implementation. It provides a selection-based channel that enables simple and convenient integration with other applications.
Server to read, process and send eMails used to apply business-rules on eMail traffic. Starting with rewriting mime headers up to do complex calculations is every possible using the build-in plug-in technology.
SFM stands for Spam Free Mail and is a free subscription-based E-Mail server offering automatic dynamic aliases personalized to senders. Developed in Tcl under RedHat 9.0, requires qmail, the Gimp, and BerkeleyDB. Working.
ProcLog is a simple to use set of scripts to generate reports against your procmail log file. Proclog reports various statistics and can be run from the command line or as a X Windows GUI.