Top hacks for the YaCy open source search engine: 
In my article about getting started with YaCy, I explained how to install and start using the YaCy peer-to-peer search engine. One of the most exciting things about YaCy, however, is the fact that it’s a local client. Each user owns and operates a node in a globally distributed search engine infrastructure, which means each user is in full control of how they navigate and experience the World Wide Web.
read more: Opensource.com sethkenlon
Supporting Open Source.
Have you tried: Farking?