List of search engines

This is a list of 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.

By content/topic

General

• Baidu (Chinese, Japanese)
• Bing
• Blekko
• Google
• Sogou (Chinese)
• Soso.com (Chinese)
• Volunia
• Yahoo!
• Yandex.com
• Yodao (Chinese)

P2P search engines

• FAROO
• Seeks (Open Source)
• YaCy (Free and fully decentralized)

Metasearch engines

See also: Metasearch engine

• Blingo
• Yippy (formerly Clusty)
• DeeperWeb
• Dogpile
• Excite
• Harvester42
• HotBot
• Info.com
• Ixquick
• Kayak
• Mamma
• Metacrawler
• Mobissimo
• Otalo
• PCH Search and Win
• SideStep
• WebCrawler

Geographically limited scope

• Accoona, China/United States
• Alleba, Philippines
• Ansearch, Australia/United States/United Kingdom/New Zealand
• Biglobe, Japan
• Daum, Korea
• Goo, Japan
• Guruji.com, India
• Leit.is, Iceland
• Maktoob, Arab World
• Miner.hu, Hungary
• Najdi.si, Slovenia
• Naver, Korea
• Onkosh, Arab World
• Rambler, Russia
• Rediff, India
• SAPO, Portugal/Angola/Cabo Verde/Mozambique
• Search.ch, Switzerland
• Sesam, Norway, Sweden
• Seznam, Czech Republic
• Walla!, Israel
• Yandex.ru, Russia/Turkey
• Yehey!, Philippines
• ZipLocal, Canada/United States

Accountancy

• IFACnet

Business

• Business.com
• Getit Infoservices Private Limited
• GenieKnows (United States and Canada)
• GlobalSpec
• Nexis (Lexis Nexis)
• Thomasnet (United States)
• Justdial

Enterprise

See also: Enterprise search

• Funnelback: Funnelback Search
• Jumper 2.0: Universal search powered by Enterprise bookmarking
• Oracle Corporation: Secure Enterprise Search 10g
• Q-Sensei: Q-Sensei Enterprise
• TeraText: TeraText Suite

Food/Recipes

• RecipeBridge: vertical search engine for recipes
• Yummly: semantic recipe search

Mobile/Handheld

• Taganode Local Search Engine
• Taptu: taptu mobile/social search

Job

Main article: Job search engine

• 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)
• Naukri.com (India)
• Yahoo! HotJobs (Countrywise subdomains, International)

Legal

• Google Scholar
• Lexis (Lexis Nexis)
• Manupatra
• Quicklaw
• WestLaw

Medical

• Bing Health
• Bioinformatic Harvester
• EB-eye EMBL-EBI's Search engine
• Entrez (includes Pubmed)
• GenieKnows
• GoPubMed (knowledge-based: GO - GeneOntology and MeSH - Medical Subject Headings)
• Healia
• Healthline
• Nextbio (Life Science Search Engine)
• PubGene
• Quertle (Semantic search of the biomedical literature)
• Searchmedica
• WebMD

News

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

People

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

Real estate / property

• Fizber.com
• HotPads.com
• Realtor.com
• Redfin
• Rightmove
• Zillow.com

Television

• TV Genius

Video Games

• Wazap (Japan)

By information type

Search engines dedicated to a specific kind of information

Forum

• Omgili

Blog

• Amatomu
• Bloglines
• BlogScope
• IceRocket
• Regator
• Technorati

Multimedia

See also: Multimedia search

• Bing Videos
• blinkx
• FindSounds
• Google Video
• Munax's PlayAudioVideo
• Picsearch
• Pixsta
• Podscope
• ScienceStage
• SeeqPod
• Songza
• TinEye
• TV Genius
• Veveo
• Yahoo! Video
• YouTube

Source code

• Google Code Search
• JExamples
• Koders
• Krugle

BitTorrent

These search engines work across the BitTorrent protocol.

• FlixFlux
• Isohunt
• Mininova
• The Pirate Bay
• TorrentSpy
• Torrentz
• Tornado.li

Cloud

Search engines listed below find various types of files that have been stored in the cloud and made publicly available.

• Open Drive

Email

• Lookeen
• TEK

Maps

• Bing Maps
• Géoportail
• Google Maps
• MapQuest
• Nokia_Maps
• OpenStreetMap
• WikiMapia
• Yahoo! Maps

Price

• Bing Shopping
• Google Shopping (formerly Google Product Search and Froogle)
• Kelkoo
• MySimon
• PriceGrabber
• PriceRunner
• PriceSCAN
• Pronto.com
• Shopping.com
• ShopWiki
• Shopzilla (also operates Bizrate)
• SwoopThat.com
• TheFind.com
• Wishabi

Question and answer

Human answers

• Answers.com
• Ask Me Help Desk
• DeeperWeb
• eHow
• Quora
• Stack Overflow/Stack Exchange Network
• Uclue
• wikiHow
• Yahoo! Answers

Automatic answers

See also: Question answering

• AskMeNow
• BrainBoost
• True Knowledge
• Wolfram Alpha

Natural language

See also: Natural language search engine and Semantic search

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

By model

Privacy search engines

• DuckDuckGo
• Ixquick

Open source search engines

• DataparkSearch
• Egothor
• Grub
• ht://Dig
• Isearch
• Lemur Toolkit & Indri Search Engine
• Lucene
• mnoGoSearch
• Namazu
• Nutch
• Recoll
• Sciencenet (for scientific knowledge, based on YaCy technology)
• Seeks
• Sphinx
• SWISH-E
• Terrier Search Engine
• Wikia Search (defunct)
• Xapian
• YaCy
• Zettair

Semantic browsing engines

• Hakia
• Yebol

Social search engines

See also: Social search, Relevance feedback, and Human search engine

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

Visual search engines

See also: Visual search engine

• ChunkIt!
• Grokker
• Pixsta
• PubGene
• TinEye
• Viewzi
• Macroglossa

Search appliances

See also: Search appliance

• Google Search Appliance
• Fabasoft
• Searchdaimon
• Thunderstone

Desktop search engines

See also: Desktop search

Name	Platform	Remarks	License
Autonomy	Windows	IDOL Enterprise Desktop Search.	Proprietary, commercial
Beagle	Linux	Open source desktop search tool for Linux based on Lucene. Unmaintained since 2009.	A mix of the X11/MIT License and the Apache License
Copernic Desktop Search	Windows		Free for home use
Docfetcher	Cross-platform	Open source desktop search tool for Windows and Linux, based on Apache Lucene	Eclipse Public License
dtSearch Desktop	Windows		Proprietary (30 day trial)
Everything	Windows	Find files and folders by name instantly on NTFS volumes	Freeware
Google Desktop	Linux, Mac OS, Windows	Integrates with the main Google search engine page. 5.9 Release now supports x64 systems. As of September 14, 2011, Google has discontinued this product.	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
InSight Desktop Search	Windows	Metadata-based search utility	Freeware
ISYS Search Software	Windows	ISYS:desktop search software.	Proprietary (14 day trial)
Locate32	Windows	Graphical port of Unix's locate & updatedb	BSD License
Lookeen	Windows	Outlook Search Tool, with integrated Desktop Search	Proprietary (14 day trial)
Meta Tracker	Linux, Unix	Open Source desktop search tool for Unix/Linux	GPL v2
Recoll	Linux, Unix	Open Source desktop search tool for Unix/Linux	GPL
Spotlight	Mac OS	Found in Apple Mac OS X "Tiger" and later OS X releases.	Proprietary
Strigi	Linux, Unix, Solaris, Mac OS X and Windows	Cross-platform open source desktop search engine	LGPL v2
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
Unity Dash	Linux	Part of Ubuntu Desktop.	GPL v3
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

Usenet

• Google Groups (formerly Deja News)

Based on

Google

• AOL Search
• CompuServe Search
• Groovle
• MySpace Search
• Netscape
• Ripple

Yahoo!

• AltaVista
• Ecocho
• Everyclick (formerly based on Ask.com)
• Forestle (an ecologically motivated site supporting sustainable rain forests - formerly based on Google)
• GoodSearch
• Rectifi

Bing

• A9.com
• Alexa Internet
• Ciao!
• Ecosia
• Facebook
• Ms. Dewey
• Yahoo! Search

Ask.com

• Hakia (semantic search)
• iWon
• Lycos
• Teoma

Defunct or acquired search engines

• AlltheWeb
• Brainboost (Public engine no longer exists, acquired by Answers, Inc.)
• BRS/Search (now OpenText Livelink ECM Discovery Server)
• Btjunkie
• Cuil
• ChunkIt! (now "yolink!") (Public engine no longer exists)
• Direct Hit Technologies (acquired by Ask Jeeves in January, 2000)
• Google Answers
• IBM STAIRS
• Infoseek
• Inktomi
• Kartoo
• LeapFish (Public engine no longer exists)
• Lotus Magellan
• MetaLib (Public engine no longer exists)
• mozDex (No longer exists)
• Myriad Search (No longer exists)
• Overture.com (formerly GoTo.com, now Yahoo! Search Marketing)
• PubSub
• RetrievalWare (acquired by Fast Search & Transfer and now owned by Microsoft)
• Scroogle (Google Scraper)
• Singingfish
• Speechbot
• Sphere
• Tafiti
• Yebol
• Wikia Search
• WiseNut
• World Wide Web Worm

See also

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

External links

• Search Engines at the Open Directory Project