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List of search engines

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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


Name Language** Multilingual
Baidu Chinese
Dogpile*** English
DuckDuckGo* Multilingual
Ecosia* Multilingual
Exalead Multilingual
Excite*† Multilingual
Gigablast English
Google Search Multilingual
HotBot* English
Lycos* Multilingual
MetaCrawler*** English
Microsoft Bing Multilingual
Mojeek Multilingual
Petal Multilingual
Qwant* Multilingual
Searx*** Multilingual
Sogou Multilingual** English
Swisscows* Multilingual
WebCrawler* English
Yahoo! Search*† Multilingual
Yandex Search Multilingual
Yippy*** English
Youdao Chinese

* Powered by Microsoft Bing

** Powered by Google

*** Metasearch engine

† Main website is a portal

Based on

Based on (formerly)
Based on Bing
Based on Google
Based on Yahoo!
  • Ecocho (now defunct)
  • Forestle (an ecologically motivated site supporting sustainable rain forests – formerly based on Google)
  • Rectifi (now defunct)


Geographically localized

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 Icelandic, English Iceland
Maktoob Arabic, English Arab World Hungarian Hungary Slovenian Slovenia
Naver Korean Korea
Pipilika Bangladesh
Rambler Russian Russia
Rediff India
SAPO Portuguese Portugal, Angola, Cape Verde, Mozambique Switzerland
Sesam Norway, Sweden
Seznam Czech Czech Republic
Walla! Israel
Yahoo Japan Japanese Japan
Yongzin Tibetan China
ZipLocal English Canada, United States




Dark Web



Academic materials only:



  • Tickex (US, UK)
  • TickX (UK, Ireland, Spain, Netherlands)

Food and recipes







Real estate/property


Video games

By data type

Search engines dedicated to a specific kind of information




Source code


These search engines work across the BitTorrent protocol.




Question and answer

Human answers

Automatic answers

By model

Search appliances

Desktop search engines

Desktop search engines listed on a light purple background are no longer in active development.

Name Platform Remarks License
HP Autonomy Windows IDOL Enterprise Desktop Search, HP Autonomy Universal Search.[2] 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 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
GNOME Storage Linux Open-source desktop search tool for Unix/Linux GPL
Google Desktop Linux, Mac OS X, Windows Integrates with the main Google search engine page. 5.9 Release supports x64 systems. As of September 14, 2011, Google has discontinued this product. Freeware
ISYS Search Software Windows ISYS:Desktop search software. Proprietary (14-day trial)
Locate32 Windows Graphical port of Unix's locate & updatedb BSD License[3]
Lookeen Windows Desktop search product with Outlook plugin and limited support for other formats via IFilters, uses Lucene search engine. Proprietary (14-day trial)[4]
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
Recoll Linux, Unix, Windows, macOS Open-source desktop search tool for Unix/Linux GPL [5]
Spotlight macOS 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 [6]
Terrier Search Engine Linux, Mac OS X, Unix Desktop search for Windows, Mac OS X (Tiger), Unix/Linux. MPL v1.1[7]
Tracker Linux, Unix Open-source desktop search tool for Unix/Linux GPL v2 [8]
Tropes Zoom Windows Semantic Search Engine (no longer available)[9] Freeware and commercial
Unity Dash Linux Part of Ubuntu Desktop GPL v3,[10] LGPL v2.1[11]
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)[12]

Child-safe search engines

Metasearch engines

Name Language
Dogpile English
Excite English English Multilingual
MetaCrawler English
MetaGer Multilingual
Mobissimo Multilingual English
Publisher's clearinghouse Search and Win
Searx Multilingual
Skyscanner Multilingual
Yippy (formerly Clusty) English

Natural language

Open-source search engines

Web search engine

Enterprise search

P2P search engines

Name Language
FAROO English
Seeks (open-source) English
YaCy (free and fully decentralized) Multilingual

Privacy search engines

Social and environmental focus

Semantic browsing engines

Name Description Speciality
Evi Specialises in knowledge base and semantic search answer engine
Swoogle Searching over 10,000 ontologies Semantic web documents
Yebol defunct
Yummly Semantic web search for food, cooking, and recipes food related

Social search engines


Visual search engines

By popularity

Defunct or acquired search engines

See also


  1. ^ Sullivan, Danny (April 18, 2007). "Goodbye Froogle, Hello Google Product Search!". Search Engine Land. Retrieved 3 June 2018.
  2. ^ "HP Universal Search". Retrieved 2014-07-01.
  3. ^ "Download Locate32". softpedia.
  4. ^ "Lookeen 10". Lookeen. Retrieved 2016-02-03.
  5. ^ According to Recoll
  6. ^ According to COPYING inside version 0.5.10 tar.bz2 package.
  7. ^ "Terrier License". GitHub.
  8. ^ According to COPYING Archived 2012-07-14 at in SVN trunk.
  9. ^ Retrieved 15 August 2015.
  10. ^ "Unity on GitHub". GitHub.
  11. ^ "Required License Files". GitHub.
  12. ^ "X1 Search 8". X1 Technologies. Retrieved 12 July 2014.
  13. ^ Darrow, Barb (October 13, 2017). "Alibaba Is Adding This Key Technology to Its Growing Cloud". Fortune. Retrieved August 21, 2018.
  14. ^ "Data, Data, Everywhere Data. Now a Better Way to Understand It". 27 March 2015.
  15. ^

External links