Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
www.adpeeps.com
A PHP/mySQL based banner and text ad management program that supports 11 banner sizes, rich-media ads, and text links. Provides many statistics and designed not to use heavy server resources. [Commercial]