Cluuz is a search engine that shows not only links to related pages, but also entities (people, companies, organizations) and images that are extracted from within the search results. In addition to the results, Cluuz displays a tag cloud of the most relevant entities extracted from returned results, as well as a semantic graph view of a cluster of terms.
iBoogie is a clustering search engine that puts documents with similar content or with related topics into the same group. Each group is assigned a label based on the content of the documents. The results are presented to the user in a hierarchy of topics (clusters) for browsing.
KwMap is a search engine that functions as a "keyword map" across the web. KwMap utilizes a keyword generator with a graphical interface that allows you to navigate from your initial query to results for related topics.
Miiget allows you to search for famous people and connect them to other celebrities pertaining to more or less the same sphere. Miiget displays the results in a circular cluster of windows centered around the main query.
Mnemomap is a flash interactive search engine that generates a visual "Atomic-Tree", sends your queries to a Query List, and delivers the search results. The Atomic-Tree allows you to improve your query mid-search. The Query List allows you to customize your search query.
oSkope is a visual search assistant that allows you to browse and organize items from Amazon, eBay, Flickr, Fotolia, Yahoo!Image Search and YouTube. Results are displayed on an interactive Flash grid of thumbnails.