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.
Build Your Own Net Dream (BYOND)
A multi-player world building utility; allows you to create, host, and connect to text or graphical games, even web apps. Excellent for RPGs. Non-programmers can create worlds in minutes, while seasoned coders may take advantage of the powerful OO language behind the system.