_
AD Center 2000
AD Center 2000 is a CGI script for organizing your own Banner Exchange. Each participant in the Exchange can distribute his own banner ads across the Exchange, and the ads are displayed based on a system of credits. AD Center 2000 keeps track of all impressions and click-through stats for each client and your clients can view the stats for their advertisement(s) online. AD Center 2000 also has banner rotation feature [to ensure even distribution of impressions for all clients].
URL: http://www.trxx.co.uk/products/adc2000.html
_
Cost: $400 Platforms: Unix, Windows Version: 3.2.