Blekko, trademarked as blekko (lowercase), is a company that provides a web search engine with the stated goal of providing better search results than those offered by Google Search, with results gathered from a set of 3 billion trusted webpages and excluded from such sites as content farms.

The company's site, launched to the public on November 1, 2010, uses slashtags to provide results for common searches. Blekko also offers a downloadable search bar.