LivePlasma.com is a ‘Discovery Engine’. You can search for music (artists, bands and songs), books (and their authors) and films. It will then find other music/books/movies related to your search term.
TopSite.com is discovery search engine. It first collecting sites and then applies proprietary technology to group sites by topic, finally assigning a rank to each site. The result is a list of the best sites for each category.
Find similar websites to the submitted URL. Allows users to rate the websites in the search results.
SimilarSites.com is an innovative Recommendation Engine for websites that scours the Internet to deliver the most similar websites according to a specific website or topic of your choice.
SimilarPages is a Search Engine and a Web Discovery Tool based on similarity. Similar sites on specific topics are difficult to find and many sites are never viewed but are relevant.