Metasearch

Academic Index
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.
http://www.academicindex.net/

Aftervote
Meta search engine with added social functions: voting up and down results, commenting.
http://www.aftervote.com

Agent 55
Metasearch service, searches over 200 search engines in 20 categories.
http://agent55.com

AllPlus
Universal metasearch and discovery engine with clustering. Displaying results, news, video, images, blogs in a single result page.
http://www.allplus.com/

Answers.com
An ad-supported reference search service, which displays concise answers drawn from over 100 encyclopedias, dictionaries, glossaries and atlases.
http://www.answers.com/

Atnio
Montreal based metasearch engine, searching on Ask, Google and MSN.
http://www.atnio.com/

BigSearcher
Offering search of the general web, or images, audio, video and news.
http://www.bigsearcher.com

Clusty
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.
http://clusty.com/

Fazzle
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.
http://www.fazzle.com/

Findelio
Metasearch engine with country specific search option.
http://www.findelio.com/

FlexFinder
Queries 2nd to 4th tier search engines, plus a few major directories, to dredge up interesting results that may be missed when using only the major engines
http://www.flexfinder.com

FuzzFind
A web search mashup that combines user personalized search results from the leading search engines (Google, Yahoo! Search and Windows Live Search) and social bookmarking sites (del.icio.us).
http://www.fuzzfind.com

Gnome
Queries multiple search engines simultaneously with the same or different words. Options include serving results separately, interleaved or combined in alphabetical order.
http://gnome.com/

Hophunt.com
Meta search engine offering search of the general web, images, audio, video, shopping, jobs and news. Also offers free ppc ads.
http://www.hophunt.com

Infonetware
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.
http://www.infonetware.com/

Ipile
Searches over dozen search engines, auctions, jobs, MP3, the bible, forums, news, and stock quotes.
http://ipile.com/

Ithaki Metasearch
Employs an intelligent technology to find relevant search results from hundreds of search engines and directories. Allows advanced search commands. Several languages and country-specific searches.
http://www.ithaki.net/

Ixquick
Searches the web, MP3s, pictures and news archives via regular, Boolean and natural language. Finds sites rated best by multiple engines for your query.
http://www.ixquick.com/

Kartoo
Displays results in chart or classic list form. Options include different language interfaces and basic or expert version.
http://www.kartoo.com/

KillerInfo
Search tool with a side bar that categorizes subjects within the results. Provides choice of channels including news, reference and business.
http://www.killerinfo.com/

Metabear
Offers metasearch of the world or the Russian Web, FTP, and multi-media.
http://www.metabear.ru/

Metacca
Meta-search engine that delivers search results from Yahoo, Google, MSN, LookSmart, dmoz, Inktomi, Altavista, Alltheweb, Live, and other leading search engines.
http://www.metacca.com

MetaEureka
Search multiple engines and ODP directory.
http://www.metaeureka.com/

MetaStrike
Allows single interface to search multiple search engines with duplicates filtered out. Results list search engine sources.
http://www.metastrike.com/

Molu
Tree search expanding to more than 15 categories. Link extraction, conversion to PDF, Inline viewing and URL shortening.
http://www.themolu.com

Monster Crawler
Offers search results mixed between Google, Yahoo! and MSN Live.
http://www.monstercrawler.com/

Mooter
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.
http://www.mooter.com/

Myriad Search
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.
http://www.myriadsearch.com

Onimeta
Creates a combined index from major search engines and directories. Each result comes with an option to find similar sites.
http://www.onimeta.com/

PerfectSE
Metasearch engine with voting capability.
http://www.perfectse.com/

PolyMeta
Intelligent general meta search and clustering engine. Custom engines can be built on, even through using its search and clustering API.
http://www.polymeta.com/

Puffinware LLC
Main product is iMetaSearch, a metasearch tool for Windows. It helps to quickly sift through 1000's of search results from engines, blogs, books, etc.
http://www.puffinwarellc.com

Qksearch
Provides web, images, mp3, jobs, and news search in 6 different languages.
http://www.qksearch.com/

Search66
Metasearches the whole Web or restricts search between some countries. Duplicate results are eliminated and these from the same domain clustered.
http://search66.com/

Searches
Options include choice between top and all engines, sorting by relevance, source, or title.
http://www.searches.com/

Searchy
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.
http://www.searchy.com/

Seek2Day
Metasearch from Entireweb with options included such as search by phrase, title or Boolean queries, and a choice of engines.
http://www.seek2day.com

Snap
Meta search with a strongly visual interface suitable for broadband users. Results are on the left and site preview on the right. It draws on data from Gigablast, Ask and other sources.
http://www.snap.com/search.php

SniperPoint
Meta Search Engine which currently searches over 2000 search engines around the world.
http://sniperpoint.net

Stream City
Meta search combines multiple search engine results together. Also offers products, news, weather, and online services.
http://StreamCity.com

SurfWax
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.
http://www.surfwax.com/

Turbo 10
Metasearch engine, offering results from user chosen groups of search engines.
http://turbo10.com/

Widow Metasearch
Provides search by words or phrase and directory taken from the Open Directory. Includes straightforward interface that makes it easy to select search engines.
http://www.widow.com/

WindSeek
Metasearch engine with a simple interface from the same stable as Entireweb. It offers web or image search and results show ranking from each source.
http://www.windseek.com/

XSearch
Groups results into meaningful groups by clustering technology. Metasearch is done for Yahoo, MSN and Wikipedia.
http://www.xclustering.com/

Yooci
Supports multiple languages: English, German, Italian, French, Spanish, Portuguese, Danish, Swedish, Norwegian, Finnish and Dutch.
http://www.yooci.com

Yootsa
Queries major search engines to provide combined results, including shopping search and job search.
http://www.yootsa.com

Zworks
Searches several popular search engines simultaneously or individually. Results are collated and ranked for relevancy with redundancies removed, includes filtered, Boolean and advanced options.
http://www.zworks.com/