Jimmy Wales, founder of Wikipedia is now coming out strong with Wikia Search, an open source collaborative search website. It was first released in alpha months ago, but most recently some new features have been announced.
It isn’t a Google killer (yet), but it surely has the potential to one day become quite visible.
Wikia Search takes on the same principles that Wikipedia does to generate and moderate content, but here for your web search results. Search for any term and if you don’t like something you see from the results, you can alter it the way you’d like. You can: