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Type
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Search Engine
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Description
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All-Purpose
Search
Engines
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AltaVista: Launched in 1995, built by researchers at Digital Equipment Corporation's Western Research Laboratory. From 1996 powered Yahoo! Search, since 2003 - Yahoo technology powers AltaVista.
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Cuil: Cuil is a search engine website (pronounced as Cool) developed by a team of ex-Googlers and others from Altavista and IBM. Cuil, termed as the 'Google Killer' was launched in July, 2008 and claims to be world’s largest search engine, indexing three times as many pages as Google and ten times that of MS.
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Excite: Now an Internet portal, was once one of the most recognized brands on the Internet. One of the famous 90's dotcoms. Go.com: The Walt Disney Group's search engine is now also an entire portal. Family-friendly!
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HotBot was one of the early Internet search engines (since 1996) launched by Wired Magazine. Now, just a front end for Ask.com and MSN.
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AllTheWeb: Search tool owned by Yahoo and using its database, but presenting results differently.
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Galaxy: More of a directory than a search engine. Launched in 1994, Galaxy was the first searchable Internet directory. Part of the Einet division at the MCC Research Consortium at the University of Texas, Austin
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Lycos: Initial focus was broadband entertainment content, still a top 5 Internet portal and the 13th largest online property according to Media Metrix.
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GigaBlast was developed by an ex-programmer from Infoseek. Gigablast supports nested boolean search logic using parenthesis and infix notation. A unique search engine, it indexes over 10 billion web pages.
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Alexa Internet: A subsidiary of Amazon known more for providing website traffic information. Search was provided by Google, then Live Search, now in-house applicaitons run their own search.
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Bit Torrent
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Btjunkie: An advanced BitTorrent search engine. It uses a web crawler (similar to Google) to search for torrent files from other torrent sites and store them in its database. It has over 1,800,000 active torrents.
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isoHunt, a comprehensive BitTorrent search engine, P2P file search and community. Over 930,000 torrents in its database and 16 million peers from indexed torrents. Avg: 40 million searches per month.
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Mininova: Successor to Suprnova.org - a search engine and directory of torrent files. Anonymous uploads, no IP address logging of users, no porn. over 550,000 torrents in the database, over 4 Billion downloads.
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The Pirate Bay (aka "TPB"): Based in Sweden where torrent trackers are not illegal. No content is filtered or removed as long as it is clearly labeled.
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TorrentSpy: Tracks externally hosted torrent files and provides a forum to comment on them. Integrates Digg-like user-driven content site ShoutWire's feed into its front page.
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Torrentz: Tracks nearly 7 million torrents in a searchable portal.
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Blog
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Amatomu: The South African Blogosphere, sorted. Amatomu searches blogs with a distinct focus on South Africa.
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Bloglines is a web-based news aggregator for reading syndicated feeds using the RSS and Atom formats. Sold to Ask.com in 2005.
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Blogperfect
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Blogperfect: Google Powered Blog Search
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BlogScope: Search & analysis tool for the blogosphere being developed as part of a research project at the University of Toronto. Itcurrently tracks over 23.5 million blogs with 275.6million posts.
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IceRocket: An Internet search engine for searching blogs.
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Technorati catalogs over 112 million weblogs. Known as a kind of gauge for blog popularity as epitomized by its byline of "What's percolating in blogs now". A supporter and contributor to open source software.
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Books
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FreeBookSearch.net - Comprehensive book searching portal with more than 30 search engines in its archive, the site searches hundreds of digital libraries and also scours the net for hidden books.
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Google Book Search The power of Google to find books. Google's entry will not let you see full text if the copyright is still active in your jurisdiction.
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Business
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Alibaba.com - Claims to be the world's largest database of suppliers. Based in China, it is a marketplace of export and import, offers search, company directory, catalog, trade leads and more.
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Bankersalmanac.com provides intelligent reference data solutions to the banking industry for payments, due diligence, risk assessment and financial research.
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business.com: contains more than 400,000 listings within about 65,000 categories. Search results are preceded by four types of paid links.
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Hoovers: A Dun & Bradstreet Company, maintains a database of over 23 million companies. Some information is provided free, other information is available to paid subscribers. Good for company stock information.
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Kompass: 2.3M companies in 70 countries referenced by 57.000 product & service keywords 860.000 trade names and 4.6M executive names. A guide for worldwide sourcing.
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Lexis Nexis: LexisNexis claims to be the "world’s largest collection of public records, unpublished opinions, forms, legal, news, and business information". Searchable archive of newspapers, public records & more.
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ThomasNet: Powered by the Thomas Register of American Manufacturers (The Big Green Books published since 1898). Catalogs over 650,000 American companies in 67,000 categories.
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Email
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Email-Search.org
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Email-Search.org: A mini-portal with a number of tools for searching email addresses. Find current, former email addresses, extract them from the web.
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Nicado: Free to register, Search email addresses. The Nicado search engine allows registered users to search the Nicado database using an email address or telephone number.
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TEK search engine is an email-based search engine developed at the Massachusetts Institute of Technology. The search engine enables users to search the Web using only email. It is intended to be used by people with low internet connectivity.
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Enterprise
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AskMeNow: S3 - Semantic Search Solution for mobile telephones. AskMeNow offers a consumer mobile search utilizing proprietary technology & natural language based interaction.
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Autonomy: IDOL Server (Intelligent Data Operating Layer), K2 Enterprise (Formerly Verity), Ultraseek
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Dieselpoint: Search & Navigation. Dieselpoint provides advanced full-text search with data navigation capability. It gives users highly relevant results not possible with either traditional search engines or SQL databases.
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dtSearch Engine (SDK), dtSearch Web. dtSearch provides simple to use but very powerful tools which create and maintain full text indexes of documents and data. Terabytes of text can be searched.
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Endeca's search and information access solutions help enterprises find, analyze, and understand information. This is the Guided Navigation experience.
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Exalead: exalead one: Enterprise. Exalead - Internet search engine, image search engine, video search engine ... WebImagesWikipediaVideoMore » · Advanced search. 8 billion pages indexed to date.
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Expert System Sp. A. (Cogito) is a pioneer in developing semantic technologies to understand and manage unstructured information. Expert System's semantic approach enables rapid classification of information.
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Fast Search & Transfer: Enterprise Search Platform (ESP), RetrievalWare (formerly Convera)
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Funnelback is an Internet and Enterprise search engine company offering a suite of search solutions, hosted solution for the web and a fully customisable enterprise solution for searching behind the firewall.
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Microsoft's SharePoint Search Services: Microsoft Search Server (MSS) is an enterprise search platform from Microsoft, based on MS Office SharePoint Server. MSS shares its architecture with Windows Search.
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Northern Light Search: Search articles from over 800 online news feeds and over 1,000 industry authority blogs.
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Open Text (Hummingbird): Enterprise Content Management (ECM) software solutions supporting +/- 20 million seats across 13,000 deployments in 114 countries and 12 languages worldwide.
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Oracle Secure Enterprise Search 10g, a standalone product from Oracle, enables a secure, high quality, easy-to-use search across all enterprise information assets.
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SAP NetWeaver Search and Classification (TREX) finds information in both structured and unstructured data. TREX provides SAP applications with services for searching and classifying large collections of documents.
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TeraText Suite: Most data resides in semi-structured, primarily textual documents, not in structured, organizational repositories. Teratext is designed for text-rich data repositories.
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Vivisimo Clustering Engine developed by scientists based upon a mathematical algorithm and deep linguistic knowledge to find relationships between search terms and bring them to light. (Web search: Clusty)
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ZyIMAGE Information Access Platform for government and corporates does capturing, archiving, searching, security, and context-specific content-management.
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Forum
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Omgili (Oh My God, I Love It!): Find out what people are saying. Personal experiences, solutions to problems, ideas and opinions.
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Games
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Cheatsearch.org: Finds Game Cheats from all over the web. Searches all of the most popular cheat sites and forums to find cheats for any game.
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Genie Knows: A division of IT Interactive Services Inc., a Canadian vertical search engine company concentrating on niche markets: health search, video games search, and local business directory search.
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Wazap is a vertical search engine, video game database and social networking site that distributes gaming news, rankings, cheats, downloads and reviews.
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Human
Search
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ChaCha Search is a search engine that pays human "guides" to answer questions for users. This is a technique known as social searching.
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Eurekster is a New Zealand company, with an office located in San Francisco, California, that builds social search engines for use on websites, the search engines are called swickis (search+wicki).
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Mahalo.com is a web directory (or human search engine) - the project is in beta test. It differentiates itself from algorithmic search engines by tracking and building hand-crafted results for searches.
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Rollyo is a Yahoo!-powered search engine which allows users to register accounts and create search engines that only retrieve results from the websites and blogs they want to include in their search results.
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Trexy: Search trails are the click pathways you create while searching and finding information on 4,000+ search engines. Record and share your "search trails". Easier searching of the "deep web".
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Wink: Wink People Search: Over 333,304,647 people on social networks and across the Web. Find people using name search, location, school, work, interests, and more.
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International
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Accoona: A search engine that uses artificial intelligence. In addition to traditional searches, it allows business profile searches, and its signature "SuperTarget" feature. Partnered with China Daily, a large Chinese portal.
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Alleba: Philippines search engine and highly organized directory of Filipino websites.
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Ansearch: Australia/NZ/UK/US. Ansearch Ltd is involved in various online media activities, including the Ansearch.com.au search engine and the Soush online media network
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Araby: Middle East - Arabic language search engine owned by the Maktoob Group, which owns the world's largest online Arab community; Maktoob.com. (Arabic only)
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Baidu: China - The Google of China, Baidu is doing what no other Internet company has been able to do: clobbering Google and Yahoo in its home market.
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Daum: Korea - Daum is a popular web portal in South Korea which offers many Internet services including search, a popular free web-based e-mail, messaging service, forums, shopping and news.
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Guruji.com: India - an Indian Internet search engine that is focused on providing better search results to Indian consumers, by leveraging proprietary algorithms and data in the Indian context.
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goo: Japan - an Internet search engine and web portal based in Japan, which crawls and indexes primarily Japanese language websites. goo is operated by the Japanese telecomm giant NTT.
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Miner.hu
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Miner.hu: Hungary - a vertical search engine for searching blogs, videos and other Hungarian content on the internet. Miner.hu indexes about 129.000 blogs.
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Najdi.si: Slovenia - a Slovenian search engine and web portal created by Interseek. It's the most visited website in Slovenia. It uses a technology created by Interseek written entirely in Java
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Naver: Korea - The undisputed number 1 search engine in Korea with over 16 million visitors and 1 billion page views per day.
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Onet: Poland - Polish language web portal and search.
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Onkosh: Middle East - Arabic language search.
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Rambler: Russia -offers proprietary web search (Rambler Search), e-mail, rating and directory, media, ecommerce and other services to the Russian-speaking websurfer.
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Rediff: India - India's leading internet portal for news, mail, messenger, entertainment, business, mobile, ecommerce, shopping, auctions, search, sports and more.
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SAPO: Portugal - Portuguese language search based in Portugal and focused on Portugal.
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Search.ch: Switzerland - a search engine and web portal for Switzerland. Founded in 1995 as a regional search engine, later many other services were added: phonebook, SMS service. Acquired by the Swiss Post.
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Sesam: Norway, Sweden - Based in Norway and focused on Norway and Sweden.
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Walla!: Israel - Search the web in Hebrew with an Israel focus.
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Yandex: Russia - Yandex is a Russian search engine and one of the largest Russian Web portals. Yandex was launched in 1997.
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Job
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Bixee (India): Comprehensive jobsearch for India. Career Builder: The career builder website.
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Career Builder: The career builder website.
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Craig's List: is a centralized network of online communities, with free classified ads (with jobs, internships, housing, personals, services, community, gigs, resume, and pets categories) and forums.
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CV Fox: A search engine that is designed to hunt down and retrieve resumes (CV's) from all over the Internet. Free to use, has become a popular tool with professional recruiters.
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Dice.com is the #1 technology job board. For technology experts in areas such as Information Technology (IT), software, high tech, security, biotech, and more. Recently purchased eFinancialCareers.com.
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Eluta.ca (Canada) - High-paying jobs in Canada directly from employers' websites. Seach new full-time jobs at 71000+ employers across Canada.
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Hot Jobs (Yahoo): Find a job, post your resume, research careers at featured companies, compare salaries and get career advice on Yahoo! HotJobs.
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Incruit (Korea): Incruit claims to be the first Korean match making site between job seekers and companies and claims the first Korean Internet résumé database (June 1. 1998).
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Indeed.com: A job 'meta-search' that scours job boards, newspapers and multiple sources with one search interface. Jobs.pl (Poland): Run by an American/Polish team of MBA's, Poland's leading job portal. Partially owned by European Media Group "Orkla Press" from Scandinavia.
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Jobs.pl (Poland): Run by an American/Polish team of MBA's, Poland's leading job portal. Partially owned by European Media Group "Orkla Press" from Scandinavia.
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JobsDB (Asia/Pacific): An Asia/Pacific focused job and recruitment site with databases dedicated to each country in the Asia/Pacific region.
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JobPilot (Owned by Monster): A European job site now owned by Monster.com. Focused on European jobs with branches in a number of European countries.
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Jobserve: UK based job search focused originally on IT Contracting work, but now covering multiple areas. Resume database, large number of job postings.
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Monster.com: The world's largest resume database and online job search.
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Naukri.com (India): An India-focused job search engine.
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Recruit.net: A job search engine that allows you to search jobs worldwide.
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SimplyHired.com - Job search engine. Search over 5 million job listings and thousands of jobs sites to find a job you love.
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StepStone (Europe): European online recruitment site based in Scandinavia with operations and subsidiaries througout Europe.
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TheLadders.com (USA) Job search for professional jobs in the most comprehensive source of $100K+ jobs on the internet.
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Legal
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Canadian Law List
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Canadian Law List: List of Canadian lawyers. Lawyers.com: Another LexisNexis company
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Lawyers.com: Another LexisNexis company
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FindLaw: Search FindLaw's database of 1,000,000 lawyers to find attorneys in your area. All Topics in FindLaw are geared for the Public, by Subject Area.
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The Lawyers' List: Search for lawyers all across the United States. LexisNexis: Provider of legal, government, business and high-tech information sources. By subscription only.
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Martindale.com and LexisNexis, a division of Reed Elsevier Inc.
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LexisNexis owned portal for searching for lawyers and things legal (Canada)
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Maps
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Géoportail: French Geographic portal. French language only. Google Maps: Provides directions, interactive maps, and satellite/aerial imagery of the United States as well as other countries. Can also search by keyword such as type of business.
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MapQuest (AOL) was founded in 1967 as Cartographic Services, a division of R.R. Donnelley & Sons & became an independent company in 1994.
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MapQuest was acquired in 2000 by America Online, Inc.
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Michelin (Via Michelin): The European map specialists' webpage includes standard map features with good European coverage.
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Windows Live Maps: Enter an address, click enter... be sure to check out "Bird's Eye View". You can see a close-up aerial view of nearly any US Address and many foreign ones. Amazing.
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Yahoo Maps: Maps, directions, reverse-directions satellite view but no 'bird's-eye-view'.
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Medical
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Bioinformatic Harvester: From the Karlsruhe Institute of Technology, the Bioinformatic Harvester crawls and crosslinks dozens of bioinformatic sites and serves 10's of thousands of pages daily.
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Entrez (Pubmed): The life sciences search engine.
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EB-Eye - EMBL-EBI's (European Bioinformatics Institute): Open-source, high-performance, full-featured text search engine library written entirely in Java. Very fast access to the EBI's data resources.
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Genie Knows: A division of IT Interactive Services Inc., a Canadian vertical search engine company concentrating on niche markets: health search, video games search, and local business directory search.
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GoPubMed: Knowledge-based: GO - GeneOntology - Searching sorted - Social network and folsonomy for sciences.
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Healia: The health search engine. From the site, "The high quality and personalized health search engine".
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KMLE (King's Medical Library Engine): Full American Heritage Stedman's Medical Dictionary comprehensive resource including tens of thousands of audio pronunciations and abbreviation guides.
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SearchMedica: Professional Medical Search
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WebMD: A source for health information, a symptom checklist, pharmacy information, and a place to store personal medical information.The leading US Health portal, it scores over 40 million hits per month.
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MetaSearch
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Brainboost: Now Answers.com. Type in a question in natural language, get an answer.
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Clusty: The clustering search engine powered by Vivisimo.
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Dogpile: Brings together searches from the top search engines including Google, Yahoo! Search, Live Search, Ask.com, About, MIVA, LookSmart, and more.
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Excite: Now an Internet portal, was once one of the most recognized brands on the Internet. One of the famous 90's dotcoms.
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HotBot was one of the early Internet search engines (since 1996) launched by Wired Magazine. Now, just a front end for Ask.com and MSN.
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Info.com: Metasearch bringing together results from the top search engines.
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ixquick: Eliminate Big Brother! The Ixquick metasearch engine permanently deletes all personal search details gleaned from its users. Based in the Netherlands, results come from 11 search engines.
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Kayak: Metasearch for travel - search 140 travel sites all at once for the best deals and buy tickets and make reservations direct.
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Krozilo is a virtual web browser, similar to My Yahoo!, iGoogle, Pageflakes, Netvibes, and Microsoft Live. Krozilo uses AJAX and DHTML, so does not require installation.
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Mamma: "The Mother of All Search Engines" - was one of the web's first metasearch engines (1996). Now owned by Copernic Inc. of Montreal, Canada, Mamma.com is a tier 2 search engine.
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MetaCrawler is a metasearch engine that blends the top web search results from Google, Yahoo!, Live Search, Ask.com, About.com, MIVA, LookSmart and other popular search engines.
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MetaLib is a federated search system developed by Ex Libris. MetaLib conducts simultaneous searches in multiple resources such as library catalogs, journal articles, newspapers and the web.
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Mobissimo.com is a travel meta-search website. Like other travel meta-search websites, Mobissimo does not sell directly to the consumer but consolidates travel offerings for a referral fee.
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Myriad Search: Ad-free search lets users select results from Ask Jeeves, Google, MSN, and Yahoo! Select search depth and place bias on the search results from the major search engines.
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Sidestep: Searches over 200 travel-relates websites for airfares & the best deals on airfare. Find cheap airfares, discount hotels, car rentals and cruise deals to popular travel destinations worldwide.
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Surfwax offers a variety of tools for finding, saving, and sharing information on the Internet, including Nextaris, the law-article research site LawKT, the SurfWax meta-search and SurfWax Scholar services.
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Turbo10.com
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Turbo10.com is a metasearch engine which uncovers information in the Invisible Web. Turbo10 can access information from 800 online databases and searches 10 databases simultaneously.
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WebCrawler was used to build the first publicly-available full-text index of a subset of the Web. WebCrawler® brings users the top search results from Google, Yahoo!, Windows Live, Ask and other popular search engines.
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MultiMedia
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YouTube: Owned by Google, the web's largest media site. This search will search through the videos of YouTube only.
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blinkx: Over 18 million hours of video . Search it all. Blinkx is a multi-media metasearch engine searching the media files of sites such as YouTube, MetaCafe, GoogleVideo, MySpace and more.
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FreeBookSearch.net: The famous book searching portal also searches for audiobooks. This same search will also find MP3 files.
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FindSounds: Search engine to find any kind of sound file: WAV, MP3, AIFF, AU - search by sample rate and quality... a great place to find those sound effects.
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MetaCafe: Search videos hosted by MetaCafe. If you are a producer of videos, you can get paid for videos - the more viewers, the more cash.
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Musgle: Music Search (mp3, wav, etc.): Based upon a JavaScript that automatically inserts a clever boolean search string into Google to return catalogs of hidden MP3 and Music files.
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Picsearch: Search the web for images. An image search service with more than 2,000,000,000 pictures.
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Podscope: "Introducing: the first search engine that can find podcasts according to the words spoken during them!". Finds audio and video files based upon actual content!
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SpeechBot was a search engine for audio & video. It was created by HP Research, but unfortunately, is now offline. Singing Fish: An audio and video search engine, now AOL media search.
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StrimOO: Video search engine. Find videos on Youtube, Metacafe, Dailymotion and more with one search.
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TVEyes: TVEyes makes Radio & TV searchable by keyword, phrase or topic - just as you would use a search engine for text. TVEyes is the first company to deliver real-time TV and Radio search.
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Veveo / VTap: a video search platform for mobile phones. Vtap is an offering from Veveo and it currently works on Apple Iphones as well as Microsoft Mobile-powered phones.
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Web-Cam-Search.com: Search and hack nearly a million webcams for free on the net. This search uses Boolean scripting to uncover cams - public & supposedly 'private'. :-)
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News
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Google News: News by Google. Search and browse 4,500 news sources updated continuously.
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MagPortal: Find individual articles from many freely accessible magazines by browsing the categories or using the search engine. You can mark articles or find similar articles with several useful tools.
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NewsLookup.com: Search thousands of news sites by source region and media type. News headlines updated continuously.
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LexisNexis: Provider of legal, government, business and high-tech information sources. By subscription only.
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Topix is a news aggregator which categorizes news stories by topic and geography. It was created by the founders of the Open Directory Project. Knight Ridder, Tribune Company and Gannett own 75% of Topix.net.
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Yahoo News: Use Yahoo! News to find breaking news, current events, the latest headlines, news photos, analysis & opinion on top stories, world, business, politics...
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Open
Source
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DataParkSearch
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DataparkSearch Engine is a full-featured open source web-based search engine released under the GNU General Public License and designed to organize search within a website, group of websites, intranet or local system.
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::egothor
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Egothor is an Open Source, high-performance, full-featured text search engine written entirely in Java. It can be configured as a standalone engine, metasearcher, peer-to-peer HUB, etc.
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gonzui:
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gonzui is a source code search engine for accelerating open source software development - a source code search engine that covers vast quantities of open source codes available on the Internet.
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Grub started back in 2000 with a simple concept of distributing part of the search process pipeline: crawling. Their website claims, "We want to help fix search."
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ht://Dig is a complete world wide web indexing and searching system for a domain or intranet. ht://Dig is meant to cover the search needs for a single company, campus, or web site.
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The iSearch PHP search engine allows you to build a searchable database for your web site. Visitors can search for key words and a list of any pages that match is returned to them.
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Apache Lucene is a high-performance, full-featured text search engine library written entirely in Java. Full-text search & cross-platform. Apache Lucene is an open source project available for free download.
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mnoGoSearch: Web search engine software.
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Nutch is an effort to build an open source search engine based on Lucene Java for the search and index component. The fetcher ("robot" or "web crawler") has been written from scratch solely for this project.
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OpenFTS: OpenSource Full Text Search is an advanced PostgreSQL-based search engine that provides online indexing of data and relevance ranking for database searching.
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Sphinx is a free software search engine designed with indexing database content in mind. It currently supports MySQL and PostgreSQL natively. It is distributed under the terms of the GNU General Public License v2.
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SWISH-Enhanced (Simple Web Indexing System for Humans - Enhanced) is a fast, powerful, flexible, free, and easy to use system for indexing collections of Web pages or other text files.
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Terrier is software for the rapid development of Web, intranet and desktop search engines.A modular platform for the rapid development of large-scale Information Retrieval applications.
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Wikia Search: Jimmy Wales and Wikia aim to create a an open source Internet search engine, to which the community can contribute.
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Xapian is an Open Source Search Engine Library, released under the GPL. It's written in C++, with bindings to allow use from Perl, Python, PHP, Java, Tcl, C# and Ruby (so far!)
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YaCy is a scalable personal web crawler and web search engine. One YaCy installation can store more than 10 million documents, but in a community of search peers YaCy can provide a search index of unlimited size.
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People
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AnyWho.com - Part of AT&T, mostly a telephone directory and reverse phone number directory.
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Finding-People.com
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Finding-People.com: Finding-People.com is the best place to start a people search, as they have a huge number of tools all in one place to find whomever you seek.
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InfoSpace: From their webpage, "The yellow pages and white pages directory from InfoSpace is the most convenient way to find people and businesses."
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LinkedIn is a business-oriented social networking site used for professional networking. As of March 2008, it had more than 20 million registered users. An easy way to search for business people or professionals.
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Spock advertises itself as, "The world's most accurate people search. Sign up to find people you know."
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Wink is a free people search engine that helps you find people at social networks, blogs, and across the Web
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Zabasearch: Honestly free people search. All US postal addresses & telephone numbers revealed free. 3-times more listings than white pages phone directory.
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ZoomInfo: Founded in 1999, ZoomInfo is a Web-based service that extracts information about people and companies from millions of published resources.
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Question
&
Answer
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About.com. The majority of their results come from their own site. Used to be miningco.com. Answers.com
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Answers.com offers free access to millions of topics from the world's leading publishers.
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Ask Jeeves was designed to allow users to get answers to questions posed in everyday, natural language. Ask.com was the first such commercial question-answering search engine for the Web.
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AskMeNow: Questions answered from your mobile telephone. From their site, "We thought it would be cool if we could get simple answers from our phone anytime, anywhere — so we built AskMeNow."
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AskWiki Beta is a preliminary integration of a semantic search engine that seeks to provide specific answers to questions using information from Wikipedia articles.
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eHow is an online knowledge resource with more than 140000 articles and videos offering step-by-step instructions on "how to do just about everything"
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Lexxe processes natural language queries and delivers results in clusters by topic. Queries can be keywords, phrases or short questions.
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Lycos iQ is a community driven "human search" site by Lycos Europe GmbH. Users on iQ can post questions and answers in a similar manner to sites such as Yahoo Answers, Google Answers and Wondir.com.
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Powerset is betting on the wisdom of the crowds with a new online community site called Powerset Labs. The company hopes the site will get people to help build and improve its search engine.
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Windows Live QnA: Ask any question and get answers from people in the know. Try it. Real answers. A little late to a crowded market, but Windows is there now too.
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Yahoo! Answers is a community-driven knowledge market website launched by Yahoo! that allows users to ask questions of other users and answer other users' questions. Over 60 million users.
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Real Estate
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ForSaleByOwner.com: Search homes being sold by their owners without the intermediation of realtors - save on commission.
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Home.co.uk: Comprehensive Property Search for UK houses for sale, estate agents, house prices and guides on buying and selling property and mortgages advice.
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Inman News: Real Estate News search.
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Properazzi.com is an online real estate search engine. Launched in March of 2007 by Yannick Laclau, it allows users to search and view property listings for Europe.
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Realtor.com: The official site of the National Association of Realtors. Search listed properties all across America.
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Rightmove: Find property online, search a wide range of property for sale in various areas in the UK, London and Overseas with Rightmove.
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Trulia: Find property online, agents can list their properties free, a robust real estate portal for homebuyers and sellers.
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Zillow provides free real estate information including homes for sale, comparable homes, historical sales, home valuation tools and more.
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School
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The College Search Engine.com: Searches the webistes of colleges and universities worldwide, not just the USA. If it is on a university website somewhere, this search engine will find it.
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Skoolz.org: Search colleges and universities. Use this search to search only the websites of colleges - to find courses, information, professors, curricula, etc.
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Google University Search allows you to search a specific site - one school at a time. The list of schools is comprehensive. Skoolz searches them all at once, Google University Search allows them to be searched one at a time.
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Scientific
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Scirus: The most comprehensive scientific research tool on the web. Over 450 million scientific items indexed at last count. Search journals, scientists' homepages, courseware, pre-print server material, patents, more...
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Shopping
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Google Product Search: (Formerly Froogle) use Google to search for the best deals on products when you are shopping. Kelkoo: A Yahoo! company. Also powers Yahoo!Shopping in several countries.
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Kelkoo: A Yahoo! company. Also powers Yahoo!Shopping in several countries.
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MSN Shopping: Comparison shopping made easy: Offering 33,155,627 products from over 8,000 stores — all in one place — and over 470 pages of shopping advice to help you make the right choices.
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MySimon: Price Comparison Shopping
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Nextag Comparison Shopping. Product directory and search. Shows popular searches - what others are searching for.
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PriceGrabber.com: "Comparison Shopping beyond compare" Comparison shopping and search engine.
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PriceRunner: Price Comparison website and search engine
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RetailMeNot: From the people who brought you "BugMeNot", check here before you buy for discount coupons and promo codes. Why pay retail when you can find coupons at RetailMeNot?
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Shopping.com: A shopping directory and search owned by eBay.
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Shopwiki: Shopping directory and search cataloguing some 241,416,304 products, and counting...
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Shopzilla (Owned by Bizrate) helps shoppers find, compare and buy anything, sold by virtually anyone, anywhere. 20 million unique visitors according to ComScore. BizRate reviews stores and products.
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TheFind.com is a discovery shopping search engine as opposed to a comparison search. The search database includes over 150 Million products from over 500,000 online stores.
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Source Code
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Google Codesearch: Searches public source code using a variety of parameters.
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JavaScriptSearch.org searches for javascripts, ajax, DHTML and JavaScript snippets from all over the web. The fastest way to find a JavaScript. Useful for web developers and webmasters.
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JExamples analyzes the source code of Java open source projects such as Ant, Tomcat and Batik and loads them into a java examples database for easy searching. Enter the name of a Java API Class and click Search.
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Koders Searces some 766,893,913 lines of open source code. Securely searches private source code. Create and share a custom code index that is easily searched from Visual Studio, Eclipse or any browser.
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Krugle Code Search Engine can turn your company's code and related development assets into a searchable, shareable asset.
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PHP Classes Repository: Find the PHP class you need at PHP Classes. The leading PHP site for coders. Everything PHP!
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Usenet
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Google Groups: Formerly Deja News, Google Groups lets you post on usenet forums without using a mail client via their easy-to-use web interface.
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Visual
Search
Engines
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Grokker visual Meta Search Engine lets you choose which sites to search and presents the results in multiple views - outline view, map view.
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Kartoo visual Meta Search Engine searches multiple search engines and presents its results in a visual map.
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