Air Traffic Contrlol - live data captured by a friend and outputted in html5 (SVG). This is mostly to look at. : ]
Mailboy - A web interface for using Postfix/MySQL with Amavis. It allows for multi domains, multi admins, domain admins and all that stuff.
Debian Install Server Scripts - This is a scriptset to set up a full server starting from a basic install of Debian GNU/Linux. This will install a full LAMP server and optionally add a full mailserver configured using Mailby