Blekko makes its debut today. Blekko is a new search engine and Blekko’s goal is to clean up web searches by only showing top results from websites it considers trustworthy. Blekko limit searches to about 3 billion approved sites. Blekko tries to take on Google by providing only useful results.

Development of Blekko searrch engine started in 2007. Blekko’s search engine haved crawled three billion Web pages that it sees worthwhile, but Blekko shows only the top results on any given topic. Blekko calls its edited lists of Web sites slashtags.

Rich Skrenta a Blekko co-founder has been quietly building Blekko since 2007. He has spent his career trying to improve Blekko Web search