It is web based, ajax, searches through 100M+ words very fast.
Source code is available on request. More details are here http://a32.me/2010/06/phpmydict-stardict-web-backend-with-php/
http://catsone.com/ is great SaaS recruiting tool used by many companies. One of the HR manager operation is sorting emails received from candidates. To ensure smoothness of the process this emails should be added to CATS system, so other managers can see full candidate history. There is an outlook plugin for this purpose. Assuming outlook is not in favor in our work place, I wrote GMail integration plugin.