An ad-supported reference search service, which displays concise answers drawn from over 100 encyclopedias, dictionaries, glossaries and atlases.

Multifeatured metasearcher with English, French and Dutch interfaces. Options include search by phrase, title or Boolean queries, and a choice of engines. Free registration gives access to additional functions.

Provides search by words or phrase and directory taken from the Open Directory. Includes straightforward interface that makes it easy to select search engines.

Offers a meta search of the Web, auctions or music, using a set of popular engines.

Queries five sources and uses its own algorithm to filter and rank results. Options include browsing a modified directory from the Open Directory, search by phrase or words, and request timeout.

Queries multiple search engines simultaneously with the same or different words. Options include serving results separately, interleaved or combined in alphabetical order.

Compiles information from multiple sources, weeds out dead and questionable links, stores findings in a personal library, and provides a summarized report. Registration is required. Free for a trial period.

Options include choice between top and all engines, sorting by relevance, source, or title.

Clustering service with directory using ODP, that supports multiple languages and deep (invisible) web search.

Offers metasearch of the world or the Russian Web, FTP, and multi-media.

Groups the results by topic via document clustering technology. Options include Web or news search, selection of sources, language restriction, and filtering.

Queries a customizable set of search engines and returns a single merged, ranked and conceptually clustered list. Also offers metasearch of news, health, money and United States government sites.

Queries major search engines and serves the results in a sequence of 10 per source in the default setting. Advanced options include combined results and choice of engine.

Search tool with a side bar that categorizes subjects within the results. Provides choice of channels including news, reference and business.

Searches several popular search engines simultaneously or individually. Results are collated and ranked for relevancy with redundancies removed, includes filtered, Boolean and advanced options.

Searches over dozen search engines, auctions, jobs, MP3, the bible, forums, news, and stock quotes.

Offers customizable search combining and ranking results from major search engines with highlighted terms and links to site information from Alexa.

Metasearches the whole Web or restricts search between some countries. Duplicate results are eliminated and these from the same domain clustered.

Meta-search engine that provides real-time page summaries - 'site snaps'. Those who open free accounts can select from a list of hundreds of search sources, and save and share what they find.

Customizable meta-search with clustered results. Provides deep or fast search of the whole Web. Selection also includes downloads, auctions, kids sites, recipes or United States government. In each case, there is a choice of sources used.

A demonstration of RealTerm technology applied to Internet search. It submits your query to various search engines and then sorts the combined results into topics.

Provides web, images, mp3, jobs, and news search in 6 different languages.

Metasearch engine, offering results from user chosen groups of search engines.

Search multiple engines and ODP directory.

Search tool with a simple interface and no advertising.

Creates a combined index from major search engines and directories. Each result comes with an option to find similar sites.

Metasearch engine with a simple interface. Results show ranking from each source.

Allows single interface to search multiple search engines with duplicates filtered out. Results list search engine sources.

Metasearch engine which delivers search results from multiple sources. Results have direct links to source.

Provides meta search facility and includes a complete ODP directory powered by phpODP.

Provides access to academic reference and research sites recommended by teachers and librarians. Select from web pages, periodicals, United States history, or science and technology.

This search tool from Vivísimo offers clustered results for a selection of searches. Metasearch the whole web, or use tabs to search for news, gossip, images, or products. Options to search Wikipedia, blogs and Slashdot.

Fetches results from several search engines sorted by relevance, source or title. Options include query by phrase, family filter, and hide summaries.

Clusters search results. It presents a diagram of themes within the results, from which the user can select one or all results. Options to search Australian sites only or the full Web.

Combines the results of Google, Yahoo, MSN Search and Ask Jeeves in one advertisement-free stream, highlighted to show the source of each result. The user can exclude selected engines, or select the ratio of results from them.

Customizable service that uses the fastest search engines by default or lets you select from a list. Includes vertical search groups for a number of topics.