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.codecogs.com
An open source numerical library for mathematician, engineers and scientists who work in C++. Users can donate or licence (for commercial uses) their own code, request components, or bid to develop requested components.