General Search Engines List
- Alexa Internet
- Ask.com (formerly Ask Jeeves)
- Baidu (Chinese)
- Cuil
- Exalead (French)
- Live Search (formerly MSN Search)
- Sogou (Chinese)
- Sohu (Chinese)
- Wikia Search
- Yahoo! Search
Seach Engines List of 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
- Search.ch, Switzerland
- Sesam, Norway, Sweden
- Walla!, Israel
- Yandex, Russia
- ZipLocal, Canada/US
Seach Engines List of Accountancy
- IFACnet
Seach Engines List of Business
- Business.com
- GlobalSpec
- Nexis (Lexis Nexis)
- Thomasnet (United States)
Seach Engines List of 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
Seach Engines List of Search Appliances
Seach Engines List of 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)
Seach Engines List of Legal
- WestLaw
- Lexis (Lexis Nexis)
- Quicklaw
Seach Engines List of 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)
Seach Engines List of News
- Google News
- Daylife
- MagPortal
- Newslookup
- Nexis (Lexis Nexis)
- Topix.net
- Yahoo! News
Seach Engines List of People
- PeekYou
- Ex.plode.us
- InfoSpace
- Spock (website)
- Spokeo
- Wink
- Zabasearch.com
- ZoomInfo
Seach Engines List of Real property
- Fizber.com
- Home.co.uk
- HotPads.com
- Properazzi
- Rightmove
- Zillow.com
Seach Engines List of Video Games
- GenieKnows
- Wazap
Search engines dedicated to a specific kind of information
Seach Engines List of Forum
- Omgili
Seach Engines List of Blog
- Amatomu
- Bloglines
- BlogScope
- IceRocket
- Sphere
- Technorati
Seach Engines List of Multimedia
- blinkx
- FindSounds
- Google Video
- Picsearch
- Podscope
- SeeqPod
- Veveo
- YouTube
- Pixsta
- Munax PlayAudioVideo
- Yahoo! Video
Seach Engines List of Source code
- Google Code Search
- JExamples
- Koders
- Krugle
Seach Engines List of BitTorrent
These search engines work across the BitTorrent protocol.
- Btjunkie
- Demonoid
- FlixFlux
- Isohunt
- Mininova
- The Pirate Bay
- TorrentSpy
Seach Engines List of Email
- Nicado
- TEK
Seach Engines List of Maps
- Geoportail
- Google Maps
- MapQuest
- Live Search Maps
- Yahoo! Maps
Seach Engines List of Price
- Google Product Search (formerly Froogle)
- Kelkoo
- MSN Shopping
- MySimon
- PriceGrabber
- PriceRunner
- Shopping.com
- ShopWiki
- Shopzilla (also operates Bizrate)
- TheFind.com
Seach Engines List of 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
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
- Mamma
- Metacrawler
- MetaLib
- Mobissimo
- Myriad Search
- SideStep
- Turbo10
- WebCrawler
- LeapFish
Visual search engines
- ChunkIt!
- Grokker
- Kartoo
- Pixsta
- PubGene
Usenet
- Google Groups (formerly Deja News)
Based on
- AOL Search
- Click4Carbon
- CompuServe Search
- MySpace Search
- Netscape
- Ripple
Yahoo!
- AltaVista
- AlltheWeb
- GoodSearch
- Rectifi
Live Search
- A9.com
- 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
- Excite (now a metasearch)
- WebCrawler (now a metasearch)
