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.
Securimage PHP Captcha
Presents this CAPTCHA script for generating complex images and codes to protect forms from spam and abuse. Includes documentation, a gallery and an online demonstration. [Open source, LGPL]