Updated Search Engines List

This is an updated list of the search engines including web search engines, selection-based search engines, metasearch engines, desktop search tools, and web portals and vertical market websites that have a search facility for online databases.

• Ask.com (formerly Ask Jeeves)
• Baidu (Chinese)

• Bing (formerly MSN Search and Live Search)
• Cuil
• Duck Duck Go
• Google (must known search engine)
• Kosmix
• Sogou (Chinese)

• Sohu (Chinese)
• Yahoo! Search
• Yandex (Russian)
• Yebol

• Business.com

• GlobalSpec
• Nexis (Lexis Nexis)
• Thomasnet (United States)

• GetEducated.com (Online degree programs from the US)

• AskMeNow: S3 - Semantic Search Solution

• Concept Searching Limited: concept search products
• Dieselpoint: Search & Navigation
• dtSearch: dtSearch Engine(SDK), dtSearch Web
• Endeca: Information Access Platform
• Exalead: exalead one:enterprise

• Expert System S.p.A.: Cogito
• Fast Search & Transfer: Enterprise Search Platform (ESP), RetrievalWare (formerly Convera)
• Funnelback: Funnelback Search
• IBM: OmniFind Enterprise Edition
• ISYS Search Software: ISYS:web, ISYS:sdk

• Jumper 2.0: Universal search powered by Enterprise bookmarking 
• Northern Light
• Open Text: Hummingbird Search Server, Livelink Search
• Oracle Corporation: Secure Enterprise Search 10g
• SAP: TREX
• TeraText: TeraText Suite

• Vivisimo: Vivisimo Clustering Engine
• X1 Technologies : X1 Enterprise Search
• ZyLAB Technologies: ZyIMAGE Information Access Platform

• Taptu: taptu mobile/social search

    - search engine and Employment website

• Bixee.com (India)
• CareerBuilder.com (USA)
• Craigslist (by city)
• Dice.com (USA)
• Eluta.ca (Canada)

• Hotjobs.com (USA)
• Incruit (Korea)
• Indeed.com (USA)
• LinkUp.com (USA)
• Monster.com (USA), (India)

• SimplyHired.com (USA)
• Naukri.com (India)

• WestLaw
• Lexis (Lexis Nexis)
• Quicklaw

• Manupatra

• Bioinformatic Harvester
• GenieKnows
• GoPubMed (knowledge-based: GO - GeneOntology and MeSH - Medical Subject Headings)
• Healia
• Searchmedica
• WebMD
• PubGene

• Nextbio (Life Science Search Engine)
• VADLO (Life Sciences Search Engine)

• Google News
• Daylife
• MagPortal
• Newslookup 
• Topix.net

• Yahoo! News

• PeekYou
• InfoSpace
• Spokeo
• Wink
• Zabasearch.com
• ZoomInfo

• Fizber.com

• Home.co.uk
• HotPads.com
• Rightmove
• Zillow.com

• TV Genius

• GenieKnows
• Wazap (Japan)

By information type
    - Search engines dedicated to a specific kind of information

• Omgili
Blog
• Amatomu
• Bloglines
• BlogScope

• IceRocket
• Sphere
• Technorati

• Bing Videos
• blinkx
• FindSounds
• Google Video
• Munax's PlayAudioVideo

• Picsearch 
• ScienceStage
• Songza
• SeeqPod
• Veveo
• TinEye
• Yahoo! Video
• YouTube

• Google Code Search
• JExamples
• Koders
• Krugle

    - These search engines work across the BitTorrent protocol.

• Btjunkie
• FlixFlux

• Isohunt
• Mininova
• The Pirate Bay
• TorrentSpy
• Torrentz

• TEK
Maps
• Bing Maps

• Géoportail
• Google Maps
• MapQuest
• Yahoo! Maps
Price
• Google Product Search (formerly Froogle)
• Kelkoo
• BING Shopping

• MySimon
• PriceGrabber
• PriceRunner
• PriceSCAN
• Shopping.com
• ShopWiki
• Shopzilla (also operates Bizrate)
• TheFind.com

• Wishabi

    - Human answers

• Answers.com
• eHow
• Uclue
• Yahoo! Answers
• Stack Overflow

• DeeperWeb 
    - Automatic answers

• True Knowledge
• Wolfram Alpha 
    - Natural language
• Ask.com

• Bing (Semantic ability is powered by Powerset) 
• hakia
• Lexxe
• Powerset

• DataparkSearch
• Egothor
• Isearch
• Lemur Toolkit & Indri Search Engine

• mnoGoSearch
• Namazu
• Nutch
• OpenFTS
• Sciencenet (for scientific knowledge, based on YaCy technology)
• Sphinx
• SWISH-E
• Terrier Search Engine

• Wikia Search
• Xapian
• YaCy
• Zettair

• Evri
• Hakia
• Yebol

• ChaCha Search

• Delver
• EarthFrisk.org
• Eurekster
• Mahalo.com
• OneRiot
• Rollyo
• Sproose
• Trexy
• Wikia search

• Clusty
• Dogpile
• Excite
• HotBot
• Info.com
• Ixquick
• Kayak
• LeapFish

• Mamma
• Metacrawler
• Mobissimo
• SideStep
• Turbo10
• WebCrawler
• DeeperWeb
Visual search engines
• Grokker

• PubGene
• Viewzi
Search Appliances
• Google: Google Search Appliance
Based on
Google
• AOL Search
• Forestle (an ecologically motivated site supporting sustainable rain forests)

• Groovle
• MySpace Search
• Ripple
Yahoo!
• AltaVista
• AlltheWeb
• Ecocho
• GoodSearch
Bing

• A9.com
• Alexa Internet
• Tafiti
• Ms. Dewey
Ask.com
• Hakia (semantic search)
• iWon
• Lycos