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.
klibido.sourceforge.net
Open source KDE Usenet file grabber. It supports multiple servers, multiple download threads, automatic joining/decoding of articles and images in common formats can be viewed inline.