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.
Contents
- 1 By content/topic
- 2 By data type
- 3 By model
- 3.1 Search appliances
- 3.2 Desktop search engines
- 3.3 Metasearch engines
- 3.4 Natural language
- 3.5 Open source search engines
- 3.6 P2P search engines
- 3.7 Privacy search engines
- 3.8 Social and environmental focus
- 3.9 Semantic browsing engines
- 3.10 Social search engines
- 3.11 Usenet
- 3.12 Visual search engines
- 4 By popularity
- 5 By venue type
- 6 Defunct or acquired search engines
- 7 See also
- 8 References
- 9 External links
By content/topic
General
| Name | Language |
|---|---|
| Baidu | Chinese |
| Bing | Multilingual |
| DuckDuckGo | Multilingual |
| Ecosia* | Multilingual |
| Exalead | Multilingual |
| Gigablast | English |
| Multilingual | |
| Munax | Multilingual |
| Qwant | Multilingual |
| Sogou | Chinese |
| Soso.com | Chinese |
| Yahoo!* | Multilingual |
| Yandex | Multilingual |
| Youdao | Chinese |
* Powered by Bing
Based on
Based on Ask.com
Based on Bing
Based on Google
- AOL Search, until 2015.
- CompuServe Search
- Groovle
- MySpace Search
- Mystery Seeker
- Netscape
- Ripple
- BOL
Based on Yahoo!
- Ecocho
- Everyclick (formerly based on Ask.com)
- Forestle (an ecologically motivated site supporting sustainable rain forests – formerly based on Google)
- Rectifi
Dark Web
Mobile/handheld
- Taganode Local Search Engine
- Taptu: taptu mobile/social search
Semantic
| 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
- Getit Infoservices Private Limited
- GenieKnows (United States and Canada)
- GlobalSpec
- Nexis (Lexis Nexis)
- Thomasnet (United States)
Computers
Education
General:
Academic materials only:
Enterprise
- 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[1]
- 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
Job
- Adzuna (UK)
- Bixee.com (India)
- CareerBuilder.com (USA)
- Craigslist (by city)
- Dice.com (USA)
- Eluta.ca (Canada)
- Glassdoor.com (USA)
- Hotjobs.com (USA)
- Incruit (Korea)
- Indeed.com (USA)
- JobStreet.com (Southeast Asia, Japan and India)
- Monster.com (USA), (India)
- Naukri.com (India)
- Rozee.pk (Pakistan)
- Yahoo! HotJobs (Countrywise subdomains, International)
Legal
Medical
- Bing Health
- Bioinformatic Harvester
- CiteAb (antibody search engine for medical researchers)
- 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
- Trapit
- Yahoo! News
People
Real estate/property
Television
Video Games
By data type
Maps
- Bing Maps
- Géoportail
- Google Maps
- MapQuest
- Nokia Maps
- OpenStreetMap
- Wikiloc
- WikiMapia
- Yahoo! Maps
- Yandex Maps
Multimedia
- 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)
- Kelkoo
- MySimon
- PriceGrabber
- PriceRunner
- PriceSCAN
- Pronto.com
- Shopping.com
- Shopzilla
- SwoopThat.com
- TheFind.com
- TickX
Source code
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 |
|---|---|---|---|
| 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 | 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 |
| 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 |
| GNOME Storage | Linux | Open Source desktop search tool for Unix/Linux | GPL |
| 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 | Major Microsoft Windows search product. | 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 |
| Tracker | Linux, Unix | Open Source desktop search tool for Unix/Linux | GPL v2 [5] |
| Recoll | Linux, Unix, Windows, macOS | Open Source desktop search tool for Unix/Linux | GPL [6] |
| 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 [7] |
| Terrier Search Engine | Linux, Mac OS X, Unix | Desktop search for Windows, Mac OS X (Tiger), Unix/Linux. | MPL |
| Tropes Zoom | Windows | Semantic Search Engine (no longer available).[8] | 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 |
| X1 Desktop Search | Windows | Major desktop search product along with Copernic Desktop Search. | Proprietary (14-day trial)[9] |
Metasearch engines
| Name | Language |
|---|---|
| DeeperWeb | English |
| Dogpile | English |
| Excite | English |
| HotBot | English |
| Info.com | English |
| Ixquick (StartPage) | Multilingual |
| Kayak and SideStep | Multilingual |
| Mamma | |
| Metacrawler | English |
| Mobissimo | Multilingual |
| Otalo | English |
| PCH Search and Win | |
| Searx | Multilingual |
| Skyscanner | Multilingual |
| WebCrawler | English |
| Yippy (formerly Clusty) | English |
Natural language
Open source search engines
- Gigablast
- Grub
- ht://Dig
- Isearch
- Lemur Toolkit & Indri Search Engine
- Lucene
- mnoGoSearch
- Namazu
- 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
- DuckDuckGo
- Ixquick (StartPage)
- Search Encrypt
Social and environmental focus
Semantic browsing engines
Social search engines
Usenet
- Google Groups (formerly Deja News)
Visual 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.
Blog
Forum
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
Defunct or acquired search engines
- AlltheWeb (acquired by Yahoo!)
- AltaVista (acquired by Yahoo! in 2003, shut down in 2013)
- Blekko (acquired by IBM in 2015 for its use for Watson-based products)[10]
- 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)
- Google Answers
- 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)
- 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 [11]
- Wikia Search (defunct)
- WiseNut
- World Wide Web Worm
See also
- Most popular Internet search engines
- List of academic databases and search engines
- List of web directories
- Search aggregator
- Search engine optimization
- Category:Search engine software
References
- ^ "SimilarWeb". SimilarWeb. Retrieved 20 February 2015.
- ^ "HP Universal Search". Retrieved 2014-07-01.
- ^ According to http://www.softpedia.com/get/Internet/Servers/Database-Utils/Locate32.shtml
- ^ "Lookeen 10". Lookeen. Retrieved 2016-02-03.
- ^ According to COPYING Archived 2012-07-14 at Archive.is in SVN trunk.
- ^ According to Recoll
- ^ According to COPYING in version 0.5.10 tar.bz2 package.
- ^ According to http://www.semantic-knowledge.com/download.htm. Retrieved 15 August 2015.
- ^ "X1 Search 8". X1 Technologies. Retrieved 12 July 2014.
- ^ "Data, Data, Everywhere Data. Now a Better Way to Understand It". 27 March 2015.
- ^ According to domain liquidation notice at http://blog.mrwebmaster.it/2014/04/11/il-dominio-volunia-it-e-in-vendita.html (Italian)
External links
 |
Wikimedia Commons has media related to Internet search engines. |
- Search Engines at Curlie (based on DMOZ)