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This is a list of Wikipedia articles about 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.

Contents 1 By content/topic 1.1 General 1.2 Geographical limited scope 1.3 Accountancy 1.4 Business 1.5 Enterprise 1.6 Mobile/Handheld 1.7 Job 1.8 Legal 1.9 Medical 1.10 News 1.11 People 1.12 Real property 1.13 Video Games 2 By information type 2.1 Forum 2.2 Blog 2.3 Multimedia 2.4 Source code 2.5 BitTorrent 2.6 Email 2.7 Maps 2.8 Price 2.9 Question and answer 3 By model 3.1 Open source search engines 3.2 Semantic browsing engines 3.3 Social search engines 3.4 Metasearch engines 3.5 Visual search engines 3.6 Search Appliances 3.7 Desktop search engines 3.8 Usenet 4 Based on 4.1 Google 4.2 Yahoo! 4.3 Live Search 4.4 Ask.com 5 Acquired or defunct search engines 6 See also 7 References 8 External links

By content/topic

General

• Ask.com (formerly Ask Jeeves)
• Baidu (Chinese)
• Cuil
• Google
• Live Search (formerly MSN Search)
• Sogou (Chinese)
• Sohu (Chinese)
• Wikia Search
• Yahoo! Search

Geographical limited scope

• Accoona, China/US
• Alleba, Philippines
• Ansearch, Australia/US/UK/NZ
• Araby, Middle East
• Baidu, China
• Daum, Korea
• Guruji.com, India
• Goo, Japan
• Leit.is, Iceland
• Miner.hu, Hungary
• Najdi.si, Slovenia
• Naver, Korea
• Onkosh, Middle East
• Rambler, Russia
• Rediff, India
• SAPO, Portugal/Angola/Cabo Verde/Mozambique
• Search.ch, Switzerland
• Sesam, Norway, Sweden
• Walla!, Israel
• Yandex, Russia
• ZipLocal, Canada/US

Accountancy

• IFACnet

Business

• Business.com
• GlobalSpec
• Nexis (Lexis Nexis)
• Thomasnet (United States)

Enterprise

• 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
• ISYS Search Software: ISYS:web, ISYS:sdk
• Microsoft: SharePoint Search Services
• 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

Mobile/Handheld

• Taptu: taptu mobile/social search

Job

• Bixee.com (India)
• CareerBuilder.com (USA)
• Craigslist (by city)
• Eluta.ca (Canada)
• Hotjobs.com (USA)
• Incruit (Korea)
• Indeed.com (USA)
• Monster.com (USA)
• Recruit.net (International)
• SimplyHired.com (USA)
• TheLadders.com (USA)

Legal

• WestLaw
• Lexis (Lexis Nexis)
• Quicklaw

Medical

• Bioinformatic Harvester
• Entrez (includes Pubmed)
• EB-eye EBI's Search Engine EMBL-EBI's Search engine
• 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)

News

• Google News
• Daylife
• MagPortal
• Newslookup
• Nexis (Lexis Nexis)
• Topix.net
• Yahoo! News

People

• PeekYou
• Ex.plode.us
• InfoSpace
• Spock
• Spokeo
• Wink
• Zabasearch.com
• ZoomInfo

Real property

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

Video Games

• GenieKnows
• Wazap (Japan)

By information type

Search engines dedicated to a specific kind of information

Forum

• Omgili

Blog

• Amatomu
• Bloglines
• BlogScope
• IceRocket
• Sphere
• Technorati

Multimedia

• blinkx
• FindSounds
• Google Video
• Picsearch
• Podscope
• SeeqPod
• Veveo
• YouTube
• Pixsta
• Munax PlayAudioVideo
• Yahoo! Video

Source code

• Google Code Search
• JExamples
• Koders
• Krugle

BitTorrent

These search engines work across the BitTorrent protocol.

• Btjunkie
• Demonoid
• FlixFlux
• Isohunt
• Mininova
• The Pirate Bay
• TorrentSpy

Email

• Nicado
• TEK

Maps

• Géoportail
• Google Maps
• MapQuest
• Live Search Maps
• Yahoo! Maps

Price

• Google Product Search (formerly Froogle)
• Kelkoo
• MSN Shopping
• MySimon
• PriceGrabber
• PriceRunner
• Shopping.com
• ShopWiki
• Shopzilla (also operates Bizrate)
• TheFind.com

Question and answer

• Answers.com
• AskMeNow
• BrainBoost
• eHow
• hakia
• Lexxe
• Lycos iQ
• Powerset
• Live Search QnA
• Uclue
• Yahoo! Answers

By model

Open source search engines

• DataparkSearch
• Egothor
• Gonzui
• Grub
• Ht://dig
• Isearch
• Lucene
• 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

Semantic browsing engines

• Evri
• Hakia

Social search engines

• ChaCha Search
• Delver
• Eurekster
• Mahalo.com
• OneRiot
• Rollyo
• Trexy
• Wikia search
• Wink provides web search by analyzing user contributions such as bookmarks and feedback

Metasearch engines

• Brainboost
• ChunkIt!
• Clusty
• Dogpile
• Excite
• Harvester42
• HotBot
• Info.com
• Ixquick
• Kayak
• LeapFish
• Mamma
• Metacrawler
• MetaLib
• Mobissimo
• Myriad Search
• SideStep
• Turbo10
• WebCrawler

Visual search engines

• ChunkIt!
• Grokker
• Kartoo
• Pixsta
• PubGene
• Viewzi

Search Appliances

• Google: Google Search Appliance

Desktop search engines

Name	Platform	Remarks	License
Ask.com	Windows	-	Freeware
Autonomy	Windows	IDOL Enterprise Desktop Search.	Proprietary, commercial
Beagle	Linux	Open source desktop search tool for Linux based on Lucene	A mix of the X11/MIT License and the Apache License
Copernic Desktop Search	Windows	Considered best overall search engine in 2005 UW benchmark study.[1]	Free for home use
Docco	Unix	Based on Apache's indexing and search engine Lucene, and it requires a Java Runtime Environment.	BSD License [2]
dtSearch Desktop	Windows		Proprietary (30 day trial)
Easyfind	Mac OS		Freeware
Filehawk	Windows	Indexes and searches files' content in computers, networks and removable data storage devices	Proprietary (30 day trial)
Gaviri PocketSearch	Windows	Indexes desktop, network drives and portable devices.	Freeware or commercial
Google Desktop	Linux, Mac OS, Windows	Integrates with the main Google search engine page. Does not support x64 systems.	Freeware
GNOME Storage	Linux	Open Source desktop search tool for Unix/Linux	GPL
imgSeek	Linux, Mac OS, Windows	Desktop content-based image search	GPL v2 [3]
ISYS Search Software	Windows	ISYS:desktop search software.	Proprietary (14 day trial)
Likasoft Archivarius 3000	Windows	-	Proprietary (30 day trial)
Meta Tracker	Linux, Unix	Open Source desktop search tool for Unix/Linux	GPL v2 [4]
Spotlight	Mac OS	Found in Apple Mac OS X "Tiger" and later OS X releases.	Proprietary
Strigi	Linux, Unix	Cross-platform open source desktop search engine	LGPL v2 [5]
Terrier Search Engine	Linux, Mac OS, Unix	Desktop search for Windows, Mac OS X (Tiger), Unix/Linux.	MPL
Tropes Zoom	Windows	Semantic Search Engine.	Freeware and commercial
Windows Search	Windows	Part of Windows Vista and later OSs. Available as Windows Desktop Search for Windows XP and Server 2003. Does not support indexing UNC paths on x64 systems.	Proprietary, freeware
X1 Professional Client	Windows	Formerly Yahoo Desktop Search, then X1 Desktop Search, then X1 Enterprise Client	Proprietary (30 day trial)

Usenet

• Google Groups (formerly Deja News)

Based on

Google

• AOL Search
• Click4Carbon
• CompuServe Search
• MySpace Search
• Netscape
• Ripple

Yahoo!

• AltaVista
• AlltheWeb
• Ecocho
• Forestle (an ecologically motivated site supporting sustainable rain forests)
• GoodSearch
• Rectifi

Live Search

• A9.com
• Alexa Internet
• Tafiti
• Ms. Dewey

Ask.com

• Hakia (semantic search)
• iWon
• Lycos

Acquired or defunct search engines

• BRS/Search (now OpenText Livelink ECM Discovery Server)
• Direct Hit Technologies (acquired by Ask Jeeves in January, 2000)
• Google Answers
• Infoseek
• Inktomi
• Lotus Magellan
• Overture.com (formerly GoTo.com, now Yahoo! Search Marketing)
• PubSub
• Singingfish
• Teoma
• WiseNut
• World Wide Web Worm

See also

• Academic databases and search engines
• List of web directories
• Search aggregator
• Search engine optimization
• Category:Search engine software

References

1. ^ "Benchmark Study of Desktop Search Tools". http://www.uwebi.org/reports/desktop_search.pdf. Retrieved on 2008-03-10. 
2. ^ According to SourceForge project page
3. ^ According to COPYING in SVN trunk on SourceForge.
4. ^ According to COPYING in SVN trunk.
5. ^ According to COPYING in version 0.5.10 tar.bz2 package.

External links

• Search Engines at the Open Directory Project