General search engines
Alexa Internet
Ask.com (formerly Ask Jeeves)
Exalead
Gigablast
Google
Live Search (formerly MSN Search)
Yahoo! Search
[edit] 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)
Search Wikia
Sphinx
SWISH-E
Terrier Search Engine
Xapian
YaCy
Zettair
[edit] Metasearch engines
Brainboost
Clusty
Dogpile
Excite
HotBot
Info.com
Ixquick
Krozilo
Mamma
Metacrawler
MetaLib
Myriad Search
SideStep
Surfwax
Turbo10
WebCrawler
See also: Metasearch engine
[edit] Regional search engines
Accoona, China/US
Alleba, Philippines
Ansearch, Australia/US/UK/NZ
Baidu, China
Daum, Korea
Guruji.com, India
Araby, Middle East
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
[edit] People search engines
Ex.plode.us
InfoSpace
Spock
Wink
Zabasearch.com
ZoomInfo
[edit] Email-based search engines
Nicado
TEK
[edit] Visual search engines
Grokker
Kartoo
[edit] Answer-based search engines
Answers.com
AskMeNow
AskWiki
BrainBoost
eHow
Lexxe
Lycos iQ
Windows Live QnA
Yahoo! Answers
[edit] Google-based search engines
AOL Search
CompuServe Search
MySpace Search
Netscape
Ripple
[edit] Yahoo!-based search engines
AltaVista
AlltheWeb
Earthoid.com
GoodSearch
Rectifi
[edit] Windows-Live-based search engines
A9.com
Tafiti
Ms. Dewey
[edit] Ask.com-based search engines
Hakia (semantic search)
iWon
Lycos
[edit] Job search engines
Bixee.com (India)
CareerBuilder.com (USA)
Craigslist (by city)
Eluta.ca (Canada)
Hotjobs.com (USA)
Indeed.com (USA)
Monster.com (USA)
Naukri.com (India)
Recruit.net (International)
SimplyHired.com (USA)
TolMol.com (India)
See also: Job search engine and Category:Job search engines
[edit] Forum search engines
Omgili
[edit] Blog search engines
Amatomu
Bloglines
BlogScope
IceRocket
Sphere
Technorati
[edit] News search engines
Google News
MagPortal
Newslookup
Nexis (Lexis Nexis)
Topix.net
Yahoo! News
[edit] Multimedia search engines
blinkx
FindSounds
Picsearch
Podscope
Veveo
[edit] Code search engines
Google Code Search
JExamples
Koders
Krugle
[edit] BitTorrent search engines
These search engines work across the BitTorrent protocol.
Btjunkie
Demonoid
FlixFlux
Isohunt
Mininova
The Pirate Bay
TorrentSpy
[edit] Accountancy search engines
IFACnet
[edit] Medical search engines
Bioinformatic Harvester
Entrez (includes Pubmed)
EB-eye_EBI's_Search_Engine EMBL-EBI's Search engine
GoPubMed (knowledge-based: GO - GeneOntology)
Healia
KMLE Medical Dictionary
MeshPubMed (knowledge-based: MeSH - Medical Subject Headings)
Searchmedica
WebMD
[edit] Property search engines
Home.co.uk
Rightmove
Zillow.com
Properazzi
[edit] Business search engines
BizCron (North America)
Thomasnet (United States)
Business.com
Nexis (Lexis Nexis)
[edit] Comparison shopping search engines
Google Product Search (formerly Froogle)
Kelkoo
MSN Shopping
MySimon
NexTag
PriceGrabber
PriceRunner
Shopping.com
ShopWiki
Shopzilla (also operates Bizrate)
TheFind.com
TolMol.com (India)
[edit] Geographic search engines
Géoportail
Google Maps
MapQuest
Windows Live Maps
Yahoo! Maps
[edit] Social search engines
ChaCha Search
Eurekster
Google Co-op is a platform provided by Google that allows web developers to feature specialized information in web searches, refine and categorise queries, and create customized search engines
Mahalo.com
Rollyo
Wink provides web search by analyzing user contributions such as bookmarks and feedback
Trexy
See also: Social search, Relevance feedback, and Human search engine
[edit] Desktop search engines
Name Platform Remarks
Ask.com Windows -
Autonomy Windows IDOL Enterprise Desktop Search.
Beagle Linux Open source desktop search tool for Linux based on Lucene
Copernic Desktop Search Windows -
Docco Unix Based on Apache's indexing and search engine Lucene, and it requires a Java Runtime Environment.
dtSearch Desktop Windows -
Filehawk Windows Indexes and searches files' content in computers, networks and removable data storage devices
Gaviri PocketSearch Windows Indexes desktop, network drives and portable devices.
Google Desktop Linux, Mac OS, Windows Integrates with the main Google search engine page.
GNOME Storage Linux -
imgSeek Linux, Mac OS, Windows Desktop content-based image search
ISYS Search Software Windows ISYS:desktop search software.
Likasoft Archivarius 3000 Windows -
Meta Tracker Linux Open Source Linux desktop search
Spotlight Mac OS Found in Apple Mac OS X "Tiger".
Strigi Linux, Unix -
Terrier Search Engine Linux, Mac OS, Unix Desktop search for Windows, Mac OS X (Tiger), Unix/Linux.
Tracker Linux, Unix Open source desktop search tool for Unix/Linux
Tropes Zoom Windows Semantic Search Engine.
Windows Desktop Search Windows MSN Search Toolbar includes Windows Desktop Search which incorporates much of the desktop search technology initially promised for Windows Vista, the latest version of Microsoft Windows. The search integrates into the task bar and Internet Explorer windows.
X1 Professional Client Windows Formerly Yahoo Desktop Search, then X1 Desktop Search, then X1 Enterprise Client
See also: Desktop search
[edit] Legal
WestLaw
Lexis (Lexis Nexis)
Quicklaw
[edit] Usenet
Google Groups (formerly Deja News)
[edit] Defunct search engines
BRS/Search (now OpenText Livelink ECM Discovery Server)
Google Answers
Infoseek
Inktomi
Lotus Magellan
Overture.com (formerly GoTo.com, now Yahoo! Search Marketing)
PubSub
Singingfish
Teoma
WiseNut
World Wide Web Worm
[edit] Enterprise search engines
AskMeNow: S3 - Semantic Search Solution
Autonomy: IDOL Server, K2 Enterprise (formerly Verity), Ultraseek (formerly Verity)
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
ZyLAB Technologies: ZyIMAGE Information Access Platform
[edit] Search Appliances
Google: Google Search Appliance
General
Ansearch - Web search and Directories focusing on the US, UK, Australia and New Zealand.
Best of the Web Directory - Lists content rich, well designed websites categorized both by topic and by region.
JoeAnt - A community of editors from the now-defunct Go.com volunteer edited directory.
Open Directory Project (aka DMoz or ODP) - The largest directory of the web. Its open content is mirrored at many sites, including the Google Directory.
Starting Point Directory - A human edited general directory organizing sites by category.
World Wide Web Virtual Library (VLIB) - The oldest directory of the Web.
Yahoo! Directory - The first service Yahoo! offered.
[edit] Specialist
Business.com - Business directory which charges a fee for review and operates as a Pay per click search engine.
VFunk - Online directory that specializes in listing and categorizing global dance music & urban lifestyle listings.
http://en.wikipedia.org/wiki/List_of_search_engines