| 释义 |
- By content/topic General Based on Based on Ask.com (formerly) Based on Bing Based on Google Based on Yahoo! Mobile/handheld Semantic Accountancy Business Computers Dark Web Education Enterprise Events Food/recipes Genealogy Geographically limited scope Job Legal Medical News People Real estate/property Television Video Games
- By data type Maps Multimedia Price Source code
- By model Search appliances Desktop search engines Kids safe search engines Metasearch engines Natural language Open source search engines P2P search engines Privacy search engines Social and environmental focus Semantic browsing engines Social search engines Usenet Visual search engines
- By popularity
- By venue type BitTorrent Blog Email Forum Question and answer Human answers Automatic answers
- Defunct or acquired search engines
- See also
- References
- External links
{{Outline|Outline of search engines}}{{pp-semi-indef}}This is a list of 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. For a list of search engine software, see List of enterprise search vendors. By content/topic General Alexa global rankings as of 28th of December 2018:| Name | Language | Alexa global ranking |
|---|
| AOL Search* | Multilingual | 318 †[1] | | Ask.com** | Multilingual | 125[2] | | Baidu | Chinese | 4[3] | | Bing | Multilingual | 47[4] | | Dogpile*** | English | 10,603[5] | | DuckDuckGo* | Multilingual | 214[6] | | Ecosia* | Multilingual | 700[7] | | Exalead | Multilingual | 116,560[8] | | Excite* | Multilingual | 15,098 †[9] | | Gigablast | English | 135,070[10] | | Google | Multilingual | 1[11] | | HotBot* | English | 298,374[12] | | Lycos | Multilingual | 36,396[13] | | MetaCrawler*** | English | 19,168[14] | | Mojeek | Multilingual | 148,996[15] | | Qwant* | Multilingual | 2,158[16] | | Search Encrypt | English | 2,104[17] | | Searx*** | Multilingual | 93,323[18] | | Sogou | Chinese | 162[19] | | Soso | Chinese | 96[20] | | Startpage.com** | English | 1,946[21] | | Swisscows* | Multilingual | 232,931[22] | | WebCrawler* | English | 4,264[23] | | Yahoo!* | Multilingual | 7 †[24] | | Yandex | Multilingual | 1,060 | | Yippy*** | English | 137,607[25] | | Youdao | Chinese | 260[26] | † Main website is a portal Based on Based on Ask.com (formerly) Based on Bing - A9.com
- AOL, from 2015
- Alexa Internet
- Ciao!
- Ecosia
- Egerin
- Ms. Dewey
- Facebook Search, until 2014
- HotBot
- WebCrawler Search
Based on Google - AOL Search, until 2015
- Groovle
- MySpace Search
- Mystery Seeker
- Netscape
- Ripple
- BOL
- Startpage.com
Based on Yahoo! - Ecocho
- Everyclick (formerly based on Ask.com)
- Forestle (an ecologically motivated site supporting sustainable rain forests – formerly based on Google)
- Rectifi
Mobile/handheld - Taganode Local Search Engine
- Taptu: taptu mobile/social search
Semantic {{See also|Semantic search}}| Name | Description | Speciality |
|---|
| Evi | Specialises in knowledge base and semantic search | answer engine | | Yummly | Semantic web search for food, cooking and recipes | food related | | Swoogle | Searching over 10,000 ontologies | Semantic web documents |
Accountancy Business - Business.com
- GenieKnows (United States and Canada)
- GlobalSpec
- Nexis (Lexis Nexis)
- Thomasnet (United States)
Computers Dark Web Education General: Academic materials only: - BASE (search engine)
- ChemRefer
- CiteULike
- Google Scholar
- Library of Congress
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
- SimilarWeb[27]
- Swiftype: Swiftype Search
Events Food/recipes - RecipeBridge: vertical search engine for recipes
- Yummly: semantic recipe search
Genealogy - Mocavo.com: family history search engine
Geographically limited scope | Name | Language | Country |
|---|
| Accoona | Chinese, English | China, United States | | Biglobe | Japanese | Japan | | Daum | Korean | Korea | | Egerin | Kurdish | Kurdistan | | Fireball | German, English | Germany | | Goo | Japanese | Japan | | Leit.is | Iceland | | Maktoob | Arab World | | Miner.hu | Hungary | | Najdi.si | Slovenia | | Naver | Korean | Korea | | Pipilika | Bangladesh | | Rambler | Russia | | Rediff | India | | SAPO | Portugal, Angola, Cape Verde, Mozambique | | Search.ch | Switzerland | | Sesam | Norway, Sweden | | Seznam | Czech Republic | | Walla! | Israel | | Yandex | Russia, Turkey, Ukraine, Belarus, Kazakhstan | | ZipLocal | Canada, United States |
Job {{Main|Job search engine}}- Adzuna (UK)
- CareerBuilder (USA)
- Craigslist (by city)
- Dice.com (USA)
- Eluta.ca (Canada)
- Glassdoor (USA)
- Incruit (Korea)
- Indeed (USA)
- JobStreet.com (Southeast Asia, Japan and India)
- Monster.com (USA), (India)
- Naukri.com (India)
- Rozee.pk (Pakistan)
- Yahoo! HotJobs (Countrywise subdomains, International)
Legal - Google Scholar
- Lexis (Lexis Nexis)
- Quicklaw
- WestLaw
Medical - Bing Health
- Bioinformatic Harvester
- CiteAb (antibody search engine for medical researchers)
- EB-eye EMBL-EBI's Search engine
- Entrez (includes Pubmed)
- GenieKnows
- Healia
- Healthline
- Nextbio (Life Science Search Engine)
- PubGene
- Quertle (Semantic search of the biomedical literature)
- Searchmedica
- WebMD
News - Bing News
- Daylife
- Google News
- Newslookup
- Nexis (Lexis Nexis)
- Topix.net
- Trapit
- Yahoo! News
People - Ex.plode.us
- FindFace
- InfoSpace
- PeekYou
- Spock
- Spokeo
- Zabasearch.com
- ZoomInfo
Real estate/property - HotPads.com
- Realtor.com
- Redfin
- Rightmove
- Trulia
- Zillow
- Zoopla
- StuRents.com
Television Video Games By data type Maps - Bing Maps
- Géoportail
- Google Maps
- MapQuest
- Nokia Maps
- OpenStreetMap
- Wikiloc
- WikiMapia
- Yahoo! Maps
- Yandex Maps
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
Price - Bing Shopping
- Google Shopping (formerly Google Product Search and Froogle[28])
- Kelkoo
- MySimon
- PriceGrabber
- PriceRunner
- PriceSCAN
- Pronto.com
- Shopping.com
- Shopzilla
- SwoopThat.com
- TheFind.com
- TickX
Source code - Google Code Search
- Koders
- Krugle
By model Search appliances - Google Search Appliance - discontinued
- Fabasoft
- Munax
- Searchdaimon
- Thunderstone
Desktop search engines Desktop search engines listed on a light purple background are no longer in active development. | Name | Platform | Remarks | License | | Autonomy | Windows | IDOL Enterprise Desktop Search, HP Autonomy Universal Search.[29] | Proprietary, commercial}} |
|---|
| align=center | 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 | Major desktop search program. The full trial version downgrades after the trial period automatically to the free version, which is (anno 2018) limited to indexing a maximum of 10.000 files. | Proprietary (30 day trial)}} |
|---|
| 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}} |
|---|
| align=center | Google Desktop | Linux, Mac OS X, 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}} |
|---|
| align=center | GNOME Storage | Linux | Open Source desktop search tool for Unix/Linux | GPL}} |
|---|
| ISYS Search Software | Windows | ISYS:desktop search software. | Proprietary (14-day trial)}} |
|---|
| align=center | Locate32 | Windows | Graphical port of Unix's locate & updatedb | BSD License[31]}} |
|---|
| align=center | Lookeen | Windows | Desktop search product with Outlook plugin and limited support for other formats via IFilters, uses Lucene search engine. | Proprietary (14-day trial)}}[32] |
|---|
| Nepomuk | Linux | Open Source semantic desktop search tool for Linux. Has been replaced by Baloo in KDE Applications from release 4.13 onward. | License SA 3.0 and the GNU Free Documentation License 1.2 |
|---|
| Tracker | Linux, Unix | Open Source desktop search tool for Unix/Linux | GPL v2 [33]}} |
|---|
| Recoll | Linux, Unix, Windows, macOS | Open Source desktop search tool for Unix/Linux | GPL [34]}} |
|---|
| Spotlight | macOS | Found in Apple Mac OS X "Tiger" and later OS X releases. | Proprietary}} |
|---|
| align=center | Strigi | Linux, Unix, Solaris, Mac OS X and Windows | Cross-platform open source desktop search engine | LGPL v2 [35]}} |
|---|
| Terrier Search Engine | Linux, Mac OS X, Unix | Desktop search for Windows, Mac OS X (Tiger), Unix/Linux. | MPL v1.1}}[36] |
|---|
| align=center | Tropes Zoom | Windows | Semantic Search Engine (no longer available).[37] | Freeware and commercial}} |
|---|
| Unity Dash | Linux | Part of Ubuntu Desktop. | GPL v3}}[38], LGPL v2.1[39] |
|---|
| 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}} |
|---|
| X1 Desktop Search | Windows | Major desktop search product along with Copernic Desktop Search. | Proprietary (14-day trial)}}[40] |
|---|
Kids safe search engines Metasearch engines | Name | Language |
|---|
| Dogpile | English | | Excite | English | | Info.com | English | | Kayak and SideStep | Multilingual | | Mamma | | Metacrawler | English | | Mobissimo | Multilingual | | Otalo | English | | PCH Search and Win | | Searx | Multilingual | | Skyscanner | Multilingual | | Yippy (formerly Clusty) | English |
Natural language {{See also|Natural language search engine|Semantic search}}- Ask.com
- Bing (Semantic ability is powered by Powerset)
- Lexxe
Open source search engines - Elasticsearch[41]
- Gigablast
- Grub
- ht://Dig
- Isearch
- Lemur Toolkit & Indri Search Engine
- Lucene
- mnoGoSearch
- Nutch
- Recoll
- Searchdaimon
- Searx
- Seeks
- Sphinx
- SWISH-E
- Terrier Search Engine
- Xapian
- YaCy
- Zettair
P2P search engines | Name | Language |
|---|
| FAROO | English | | Seeks (Open Source) | English | | YaCy (Free and fully decentralized) | Multilingual |
Privacy search engines {{See also|Search engine privacy}}- DuckDuckGo
- HotBot
- Mojeek
- Qwant
- Search Encrypt
- Searx
- Startpage.com
- Swisscows
Social and environmental focus Semantic browsing engines Social search engines {{See also|Social search|Relevance feedback|Human search engine}}- Facebook Search
- ChaCha Search
- Delver
- Eurekster
- Mahalo.com
- Rollyo
- SearchTeam
- Sproose
- Trexy
Usenet - Google Groups (formerly Deja News)
Visual search engines - ChunkIt!
- FindFace
- Grokker
- Pixsta
- TinEye
- Viewzi
- Macroglossa
By popularity {{Main|List of search engines by popularity}} By venue type Search engines dedicated to a specific kind of information BitTorrent These search engines work across the BitTorrent protocol. - BTDigg
- Isohunt
- Mininova
- The Pirate Bay
- TorrentSpy
- Torrentz
Blog - Amatomu
- Bloglines
- IceRocket
- Munax
- Regator
- Technorati
Email Forum Question and answer {{Main|List of question-and-answer websites}} Human answers - Answers.com
- Ask Me Help Desk
- eHow
- Quora
- Stack Overflow/Stack Exchange Network
- Uclue
- wikiHow
- Yahoo! Answers
Automatic answers {{See also|Question answering}}- AskMeNow
- BrainBoost
- True Knowledge
- Wolfram Alpha
Defunct or acquired search engines - AlltheWeb (acquired by Yahoo!)
- AltaVista (acquired by Yahoo! in 2003, shut down in 2013)
- Bixee.com (India) (acquired by Ibibo)
- Blekko (acquired by IBM in 2015 for its use for Watson-based products)[42]
- BlogScope (acquired by Marketwire)
- Brainboost (Public engine no longer exists, acquired by Answers, Inc.)
- BRS/Search (now OpenText Livelink ECM Discovery Server)
- Btjunkie
- Cuil (Public engine no longer exists, acquired by Google Inc)
- ChunkIt! (now "yolink!") (Public engine no longer exists)
- DeepPeep
- Direct Hit Technologies (acquired by Ask Jeeves in January, 2000)
- Getit Infoservices Private Limited
- Google Answers
- GoPubMed (knowledge-based: GO – GeneOntology and MeSH – Medical Subject Headings) (Engine no longer exists)
- hakia (No longer exists)
- IBM STAIRS
- Infoseek (acquired by The Walt Disney Company)
- Inktomi
- Kartoo
- LeapFish (Public engine no longer exists)
- Lotus Magellan
- MetaLib (Public engine no longer exists)
- Munax (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 (acquired by AOL)
- Speechbot
- Sphere (acquired by AOL)
- Tafiti (replaced by Microsoft Bing)
- Volunia [43]
- Wikia Search (defunct)
- WiseNut
- World Wide Web Worm
See also - List of academic databases and search engines
- List of web directories
- Search aggregator
- Search engine optimization
- Category:Search engine software
References 1. ^{{Cite web|url=https://www.alexa.com/siteinfo/aol.com|title=Aol.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
2. ^{{Cite web|url=https://www.alexa.com/siteinfo/ask.com|title=Ask.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
3. ^{{Cite web|url=https://www.alexa.com/siteinfo/baidu.com|title=Baidu.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
4. ^{{Cite web|url=https://www.alexa.com/siteinfo/bing.com|title=Bing.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
5. ^{{Cite web|url=https://www.alexa.com/siteinfo/dogpile.com|title=Dogpile.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
6. ^{{Cite web|url=https://www.alexa.com/siteinfo/duckduckgo.com|title=Duckduckgo.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
7. ^{{Cite web|url=https://www.alexa.com/siteinfo/ecosia.org|title=Ecosia.org Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
8. ^{{Cite web|url=https://www.alexa.com/siteinfo/exalead.com|title=Exalead.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
9. ^{{Cite web|url=https://www.alexa.com/siteinfo/excite.com|title=Excite.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
10. ^{{Cite web|url=https://www.alexa.com/siteinfo/gigablast.com|title=Gigablast.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
11. ^{{Cite web|url=https://www.alexa.com/siteinfo/google.com|title=Google.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
12. ^{{Cite web|url=https://www.alexa.com/siteinfo/hotbot.com|title=Hotbot.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
13. ^{{Cite web|url=https://www.alexa.com/siteinfo/lycos.com|title=Lycos.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
14. ^{{Cite web|url=https://www.alexa.com/siteinfo/metacrawler.com|title=Metacrawler.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
15. ^{{Cite web|url=https://www.alexa.com/siteinfo/mojeek.com|title=Mojeek.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
16. ^{{Cite web|url=https://www.alexa.com/siteinfo/qwant.com|title=Qwant.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
17. ^{{Cite web|url=https://www.alexa.com/siteinfo/searchencrypt.com|title=Searchencrypt.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
18. ^{{Cite web|url=https://www.alexa.com/siteinfo/searx.me|title=Searx.me Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
19. ^{{Cite web|url=https://www.alexa.com/siteinfo/sogou.com|title=Sogou.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
20. ^{{Cite web|url=https://www.alexa.com/siteinfo/soso.com|title=Soso.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
21. ^{{Cite web|url=https://www.alexa.com/siteinfo/Startpage.com|title=Startpage.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
22. ^{{Cite web|url=https://www.alexa.com/siteinfo/swisscows.com|title=Swisscows.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
23. ^{{Cite web|url=https://www.alexa.com/siteinfo/webcrawler.com|title=Webcrawler.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
24. ^{{Cite web|url=https://www.alexa.com/siteinfo/yahoo.com|title=Yahoo.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
25. ^{{Cite web|url=https://www.alexa.com/siteinfo/yippy.com|title=Yippy.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
26. ^{{Cite web|url=https://www.alexa.com/siteinfo/youdao.com|title=Youdao.com Traffic, Demographics and Competitors - Alexa|website=www.alexa.com|access-date=2018-12-28}}
27. ^{{cite web | url=http://www.similarweb.com/pro | title=SimilarWeb | publisher=SimilarWeb | accessdate=20 February 2015}}
28. ^{{cite news |last1=Sullivan |first1=Danny |title=Goodbye Froogle, Hello Google Product Search! |url=https://searchengineland.com/goodbye-froogle-hello-google-product-search-11001 |accessdate=3 June 2018 |agency=Search Engine Land |date=April 18, 2007}}
29. ^{{cite web |url=http://www.autonomy.com/products/universal-search |title=HP Universal Search |accessdate=2014-07-01}}
30. ^{{cite web | url = http://www.uwebi.org/reports/desktop_search.pdf | title = Benchmark Study of Desktop Search Tools | accessdate = 2008-03-10}}
31. ^According to http://www.softpedia.com/get/Internet/Servers/Database-Utils/Locate32.shtml
32. ^{{cite web | url=https://lookeen.com | title=Lookeen 10 | publisher=Lookeen | accessdate = 2016-02-03}}
33. ^According to COPYING {{webarchive|url=https://archive.is/20120714094437/http://svn.gnome.org/viewvc/tracker/trunk/COPYING?view=markup |date=2012-07-14}} in SVN trunk.
34. ^According to Recoll
35. ^According to COPYING in version 0.5.10 tar.bz2 package.
36. ^{{cite web |title=Terrier License |url=https://github.com/terrier-org/terrier-core/blob/4.2/LICENSE.txt |website=GitHub}}
37. ^According to http://www.semantic-knowledge.com/download.htm. Retrieved 15 August 2015.
38. ^{{cite web |title=Unity on GitHub |url=https://github.com/ubports/unity8/blob/xenial/COPYING |website=GitHub}}
39. ^{{cite web |title=Required License Files |url=https://github.com/ubports/unity8/blob/xenial/COPYING.LGPL |website=GitHub}}
40. ^{{cite web | url=http://www.x1.com/products/x1_search/ | title=X1 Search 8 | publisher=X1 Technologies | accessdate=12 July 2014}}
41. ^{{cite news |last1=Darrow |first1=Barb |title=Alibaba Is Adding This Key Technology to Its Growing Cloud |url=http://fortune.com/2017/10/13/alibaba-cloud-elasticsearch/ |accessdate=August 21, 2018 |work=Fortune |date=October 13, 2017}}
42. ^{{cite web |url=http://asmarterplanet.com/blog/2015/03/better-way-tap-big-data-gusher.html |title=Data, Data, Everywhere Data. Now a Better Way to Understand It |last1= |first1= |last2= |first2= |date=27 March 2015 |website= |publisher= |access-date=}}
43. ^According to domain liquidation notice at http://blog.mrwebmaster.it/2014/04/11/il-dominio-volunia-it-e-in-vendita.html (Italian)
External links {{Commons category|Internet search engines}}- {{dmoz|Computers/Internet/Searching/Search_Engines|Search Engines}}
{{Web search engines navbox}} 2 : Internet search engines|Lists of websites |