<P> This is a list of major active social networking websites and excludes dating websites (see Comparison of online dating websites). For defunct social networking websites, see List of defunct social networking websites . </P> <P> This list is not exhaustive, and is limited to notable, well - known sites . The Alexa website rankings are from various time periods . </P> <Table> <Tr> <Th> Name </Th> <Th> Description / focus </Th> <Th> Date launched </Th> <Th> Registered users </Th> <Th> Registration </Th> <Th> Global Alexa page ranking </Th> </Tr> <Tr> <Th> 43 Things </Th> <Td> Goal setting and achievement </Td> <Td> 000000002005 - 01 - 01 - 0000 1 January 2005 </Td> <Td> 7006300000000000000 ♠ 3,000,000 </Td> <Td> Closed </Td> <Td> 7004129140000000000 ♠ 12,914 </Td> </Tr> <Tr> <Th> Academia.edu </Th> <Td> Social networking site for academics / researchers </Td> <Td> 000000002008 - 09 - 01 - 0000 September 2008 </Td> <Td> 7007180000000000000 ♠ 18,000,000 </Td> <Td> Open </Td> <Td> 7002824000000000000 ♠ 824 </Td> </Tr> <Tr> <Th> About.me </Th> <Td> Social networking site </Td> <Td> 000000002009 - 10 - 01 - 0000 October 2009 </Td> <Td> 7006500000000000000 ♠ 5,000,000 </Td> <Td> Open </Td> <Td> 7003144700000000000 ♠ 1,447 </Td> </Tr> <Tr> <Th> Advogato </Th> <Td> Free and open source software developers </Td> <Td> 000000001999 - 01 - 01 - 0000 1999 </Td> <Td> 7004135750000000000 ♠ 13,575 </Td> <Td> Open </Td> <Td> 7005292620000000000 ♠ 292,620 </Td> </Tr> <Tr> <Th> aNobii </Th> <Td> Books </Td> <Td> 000000002006 - 01 - 01 - 0000 2006 </Td> <Td> </Td> <Td> Open </Td> <Td> 7004269390000000000 ♠ 26,939 </Td> </Tr> <Tr> <Th> AsianAvenue </Th> <Td> A social network for the Asian American community </Td> <Td> 000000001997 - 01 - 01 - 0000 1997 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005170384000000000 ♠ 170,384 </Td> </Tr> <Tr> <Th> aSmallWorld </Th> <Td> European jet set and social elite worldwide </Td> <Td> 000000002004 - 03 - 01 - 0000 March 2004 </Td> <Td> 7005550000000000000 ♠ 550,000 </Td> <Td> Invite - only </Td> <Td> 7005580060000000000 ♠ 580,060 </Td> </Tr> <Tr> <Th> Athlinks </Th> <Td> Running, swimming </Td> <Td> 000000002001 - 01 - 01 - 0000 2001 </Td> <Td> 7005139458000000000 ♠ 139,458 </Td> <Td> Open </Td> <Td> 7004691700000000000 ♠ 69,170 </Td> </Tr> <Tr> <Th> Audimated.com </Th> <Td> Independent music </Td> <Td> 000000002010 - 01 - 01 - 0000 2010 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005656507000000000 ♠ 656,507 </Td> </Tr> <Tr> <Th> Bebo </Th> <Td> General </Td> <Td> 000000002005 - 07 - 01 - 0000 July 2005 </Td> <Td> 7008117000000000000 ♠ 117,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7003416900000000000 ♠ 4,169 </Td> </Tr> <Tr> <Th> Biip.no </Th> <Td> Norwegian community </Td> <Td> 000000002005 - 06 - 01 - 0000 1 June 2005 </Td> <Td> 7005430000000000000 ♠ 430,000 </Td> <Td> Requires Norwegian phone number </Td> <Td> 7004819160000000000 ♠ 81,916 </Td> </Tr> <Tr> <Th> BlackPlanet </Th> <Td> Black Americans </Td> <Td> 000000001999 - 09 - 01 - 0000 1 September 1999 </Td> <Td> 7007200000000000000 ♠ 20,000,000 </Td> <Td> Open </Td> <Td> 7003719300000000000 ♠ 7,193 </Td> </Tr> <Tr> <Th> Bolt.com </Th> <Td> General </Td> <Td> 000000001996 - 01 - 01 - 0000 1996 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005589595000000000 ♠ 589,595 </Td> </Tr> <Tr> <Th> Busuu </Th> <Td> Language learning community (headquartered in Madrid, Spain) </Td> <Td> 000000002008 - 05 - 16 - 0000 16 May 2008 </Td> <Td> 7007120000000000000 ♠ 12,000,000 </Td> <Td> Open </Td> <Td> 7003497600000000000 ♠ 4,976 </Td> </Tr> <Tr> <Th> Buzznet </Th> <Td> Music and pop - culture </Td> <Td> 000000002005 - 01 - 01 - 0000 2005 </Td> <Td> 7007100000000000000 ♠ 10,000,000 </Td> <Td> Open </Td> <Td> 7003695500000000000 ♠ 6,955 </Td> </Tr> <Tr> <Th> CafeMom </Th> <Td> Mothers </Td> <Td> 000000002006 - 12 - 01 - 0000 December 2006 </Td> <Td> 7006125000000000000 ♠ 1,250,000 </Td> <Td> Open to moms and moms - to - be </Td> <Td> 7003129300000000000 ♠ 1,293 </Td> </Tr> <Tr> <Th> Care2 </Th> <Td> Green living and social activism </Td> <Td> 000000001998 - 01 - 01 - 0000 1998 </Td> <Td> 7006996194700000000 ♠ 9,961,947 </Td> <Td> Open </Td> <Td> 7003193000000000000 ♠ 1,930 </Td> </Tr> <Tr> <Th> CaringBridge </Th> <Td> Not for profit providing free websites that connect family and friends during a serious health event, care and recovery . </Td> <Td> 000000001997 - 01 - 01 - 0000 1997 </Td> <Td> 7006950000000000000 ♠ 9,500,000 </Td> <Td> Open to people 18 and older </Td> <Td> 7003427900000000000 ♠ 4,279 </Td> </Tr> <Tr> <Th> Classmates.com </Th> <Td> School, college, work and the military </Td> <Td> 000000001995 - 01 - 01 - 0000 1995 </Td> <Td> 7007500000000000000 ♠ 50,000,000 </Td> <Td> Open to people 18 and older </Td> <Td> 7003328400000000000 ♠ 3,284 </Td> </Tr> <Tr> <Th> Cloob </Th> <Td> General . Popular in Iran </Td> <Td> 000000002004 - 01 - 01 - 0000 2004 </Td> <Td> </Td> <Td> Open </Td> <Td> 7002749000000000000 ♠ 749 </Td> </Tr> <Tr> <Th> CouchSurfing </Th> <Td> Worldwide network for making connections between travelers and the communities they visit . </Td> <Td> 000000002003 - 01 - 01 - 0000 2003 </Td> <Td> 7006296742100000000 ♠ 2,967,421 </Td> <Td> Open </Td> <Td> 7003223100000000000 ♠ 2,231 </Td> </Tr> <Tr> <Th> CozyCot </Th> <Td> East Asian and Southeast Asian women </Td> <Td> 000000002001 - 01 - 01 - 0000 2001 </Td> <Td> 7005150000000000000 ♠ 150,000 </Td> <Td> Open </Td> <Td> 7004369590000000000 ♠ 36,959 </Td> </Tr> <Tr> <Th> Crunchyroll </Th> <Td> Anime and forums . </Td> <Td> 000000002006 - 01 - 01 - 0000 2006 </Td> <Td> </Td> <Td> Open </Td> <Td> 7003572100000000000 ♠ 5,721 </Td> </Tr> <Tr> <Th> Cucumbertown </Th> <Td> Networking for cooks </Td> <Td> 000000002012 - 01 - 01 - 0000 2012 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005175796000000000 ♠ 175,796 </Td> </Tr> <Tr> <Th> Cyworld </Th> <Td> General . Popular in South Korea . </Td> <Td> 000000001999 - 01 - 01 - 0000 1999 </Td> <Td> 7007240000000000000 ♠ 24,000,000 </Td> <Td> Open </Td> <Td> 7003161600000000000 ♠ 1,616 </Td> </Tr> <Tr> <Th> DailyBooth </Th> <Td> Photo - blogging site where users upload a photo every day </Td> <Td> 000000002009 - 02 - 13 - 0000 13 February 2009 </Td> <Td> </Td> <Td> Closed </Td> <Td> 7003596300000000000 ♠ 5,963 </Td> </Tr> <Tr> <Th> DailyStrength </Th> <Td> Medical & emotional support community - physical health, mental health, support groups </Td> <Td> 000000002007 - 11 - 04 - 0000 4 November 2007 </Td> <Td> </Td> <Td> Open </Td> <Td> 7004105110000000000 ♠ 10,511 </Td> </Tr> <Tr> <Th> delicious </Th> <Td> Social bookmarking allowing users to locate and save websites that match their own interests </Td> <Td> 000000002003 - 09 - 01 - 0000 September 2003 </Td> <Td> 7006882292100000000 ♠ 8,822,921 </Td> <Td> Open </Td> <Td> 7002436000000000000 ♠ 436 </Td> </Tr> <Tr> <Th> DeviantArt </Th> <Td> Art community </Td> <Td> 000000002000 - 08 - 07 - 0000 7 August 2000 </Td> <Td> 7007260000000000000 ♠ 26,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7002131000000000000 ♠ 131 </Td> </Tr> <Tr> <Th> Diaspora * </Th> <Td> Decentralized, user - owned, open source, nonprofit, privacy aware, general </Td> <Td> 000000002010 - 11 - 01 - 0000 November 2010 </Td> <Td> 7005669000000000000 ♠ 669,000 + </Td> <Td> Open </Td> <Td> NA </Td> </Tr> <Tr> <Th> Disaboom </Th> <Td> People with disabilities (amputees, cerebral palsy, MS, and other disabilities) </Td> <Td> 000000002007 - 01 - 01 - 0000 2007 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005218135000000000 ♠ 218,135 </Td> </Tr> <Tr> <Th> Dol2day </Th> <Td> Politic community, social network, Internet radio (German - speaking countries) </Td> <Td> 000000002000 - 05 - 15 - 0000 15 May 2000 </Td> <Td> 7004402000000000000 ♠ 40,200 </Td> <Td> Open </Td> <Td> 7005385237000000000 ♠ 385,237 </Td> </Tr> <Tr> <Th> DontStayIn </Th> <Td> Clubbing (primarily UK) </Td> <Td> 000000002003 - 04 - 01 - 0000 April 2003 </Td> <Td> </Td> <Td> Open </Td> <Td> 7004865350000000000 ♠ 86,535 </Td> </Tr> <Tr> <Th> Draugiem.lv </Th> <Td> General (primarily LV, LT, HU) </Td> <Td> 000000002004 - 04 - 24 - 0000 April 24, 2004 </Td> <Td> 7006260046600000000 ♠ 2,600,466 </Td> <Td> Invitation only </Td> <Td> 7003269800000000000 ♠ 2,698 </Td> </Tr> <Tr> <Th> douban </Th> <Td> Chinese Web 2.0 website providing user review and recommendation services for movies, books, and music . </Td> <Td> 000000002005 - 01 - 01 - 0000 2005 </Td> <Td> 7007468500000000000 ♠ 46,850,000 </Td> <Td> Open </Td> <Td> 7002106000000000000 ♠ 106 </Td> </Tr> <Tr> <Th> Doximity </Th> <Td> U.S. Physicians and medical doctors . </Td> <Td> 000000002011 - 01 - 01 - 0000 2011 </Td> <Td> 7005400000000000000 ♠ 400,000 </Td> <Td> U.S. physicians only </Td> <Td> 7004275390000000000 ♠ 27,539 </Td> </Tr> <Tr> <Th> Dreamwidth </Th> <Td> Blogging . </Td> <Td> 000000002009 - 01 - 01 - 0000 2009 </Td> <Td> </Td> <Td> Open </Td> <Td> 7003638400000000000 ♠ 6,384 </Td> </Tr> <Tr> <Th> DXY.cn </Th> <Td> Chinese online community for physicians, health care professionals, pharmacies and facilities </Td> <Td> 000000002000 - 01 - 01 - 0000 2000 </Td> <Td> 7006200000000000000 ♠ 2,000,000 </Td> <Td> Open </Td> <Td> 7003836700000000000 ♠ 8,367 </Td> </Tr> <Tr> <Th> Elftown </Th> <Td> Community and wiki around fantasy and sci - fi . </Td> <Td> 000000002002 - 02 - 01 - 0000 Feb 2002 </Td> <Td> 7005185000000000000 ♠ 185,000 </Td> <Td> Open, approval needed </Td> <Td> 7004432770000000000 ♠ 43,277 </Td> </Tr> <Tr> <Th> Ello </Th> <Td> General </Td> <Td> 000000002014 - 03 - 01 - 0000 March 2014 </Td> <Td> </Td> <Td> Invite only while in beta </Td> <Td> 7005106782000000000 ♠ 106,782 </Td> </Tr> <Tr> <Th> Elixio </Th> <Td> Business executives jet set and global elite . </Td> <Td> 000000002007 - 07 - 01 - 0000 July 2007 </Td> <Td> 7004800000000000000 ♠ 80,000 </Td> <Td> Invite - only </Td> <Td> 7005545268000000000 ♠ 545,268 </Td> </Tr> <Tr> <Th> English, baby! </Th> <Td> Students and teachers of English as a second language </Td> <Td> 000000002000 - 01 - 01 - 0000 2000 </Td> <Td> 7006160000000000000 ♠ 1,600,000 </Td> <Td> Open </Td> <Td> 7004295850000000000 ♠ 29,585 </Td> </Tr> <Tr> <Th> Eons.com </Th> <Td> For baby boomers and mature internet users age 40 and beyond . </Td> <Td> 000000002006 - 07 - 01 - 0000 Jul 2006 </Td> <Td> </Td> <Td> Open to people age 40 years and older </Td> <Td> 7004737670000000000 ♠ 73,767 </Td> </Tr> <Tr> <Th> eToro </Th> <Td> Social investing, finance </Td> <Td> 000000002007 - 05 - 01 - 0000 May 2007 </Td> <Td> 7006250000000000000 ♠ 2,500,000 </Td> <Td> Open </Td> <Td> 7003159100000000000 ♠ 1,591 </Td> </Tr> <Tr> <Th> Experience Project </Th> <Td> Life experiences </Td> <Td> 000000002007 - 01 - 01 - 0000 2007 </Td> <Td> </Td> <Td> Open </Td> <Td> 7003265800000000000 ♠ 2,658 </Td> </Tr> <Tr> <Th> Facebook </Th> <Td> General: photos, videos, blogs, apps . </Td> <Td> 000000002004 - 02 - 01 - 0000 February 2004 </Td> <Td> 7009128000000000000 ♠ 1,280,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7000200000000000000 ♠ 2 </Td> </Tr> <Tr> <Th> Fetlife </Th> <Td> People who are into BDSM </Td> <Td> 000000002008 - 01 - 01 - 0000 January 2008 </Td> <Td> 7006270171500000000 ♠ 2,701,715 </Td> <Td> Open to people "of legal age to see adult content" </Td> <Td> 7003413100000000000 ♠ 4,131 </Td> </Tr> <Tr> <Th> FilmAffinity </Th> <Td> Movies and TV series </Td> <Td> 000000002002 - 01 - 01 - 0000 2002 </Td> <Td> 7005250000000000000 ♠ 250,000 </Td> <Td> Open </Td> <Td> 7003315100000000000 ♠ 3,151 </Td> </Tr> <Tr> <Th> Filmow </Th> <Td> Movies and TV series </Td> <Td> 000000002009 - 01 - 01 - 0000 2009 </Td> <Td> </Td> <Td> Open </Td> <Td> 7004446300000000000 ♠ 44,630 </Td> </Tr> <Tr> <Th> FledgeWing </Th> <Td> Entrepreneurial community targeted towards worldwide university students </Td> <Td> 000000002009 - 02 - 01 - 0000 Feb 2009 </Td> <Td> </Td> <Td> Open to university students </Td> <Td> 7005696513000000000 ♠ 696,513 </Td> </Tr> <Tr> <Th> Flixster </Th> <Td> Movies </Td> <Td> 000000002007 - 01 - 01 - 0000 2007 </Td> <Td> 7007630000000000000 ♠ 63,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7003401200000000000 ♠ 4,012 </Td> </Tr> <Tr> <Th> Flickr </Th> <Td> Photo sharing, commenting, photography related networking, worldwide </Td> <Td> 000000002004 - 02 - 01 - 0000 February 2004 </Td> <Td> 7007320000000000000 ♠ 32,000,000 </Td> <Td> Open to people 13 and older (Yahoo! Login) </Td> <Td> 7001480000000000000 ♠ 48 </Td> </Tr> <Tr> <Th> Focus.com </Th> <Td> Business - to - business, worldwide </Td> <Td> 000000002005 - 01 - 01 - 0000 2005 </Td> <Td> 7005850000000000000 ♠ 850,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7004121140000000000 ♠ 12,114 </Td> </Tr> <Tr> <Th> Fotki </Th> <Td> Photo sharing, video hosting, photo contests, journals, forums, flexible privacy protection, friend's feed, audio comments and unlimited custom design integration . </Td> <Td> 000000001998 - 10 - 01 - 0000 October 1998 </Td> <Td> 7006163256500000000 ♠ 1,632,565 </Td> <Td> Open </Td> <Td> 7003801100000000000 ♠ 8,011 </Td> </Tr> <Tr> <Th> Fotolog </Th> <Td> Photoblogging . Popular in South America and Spain </Td> <Td> 000000002002 - 01 - 01 - 0000 2002 </Td> <Td> 7007200000000000000 ♠ 20,000,000 </Td> <Td> Open </Td> <Td> 7003316800000000000 ♠ 3,168 </Td> </Tr> <Tr> <Th> Foursquare </Th> <Td> Location based mobile social network </Td> <Td> 000000002009 - 01 - 01 - 0000 2009 </Td> <Td> 7007200000000000000 ♠ 20,000,000 </Td> <Td> Open </Td> <Td> 7002817000000000000 ♠ 817 </Td> </Tr> <Tr> <Th> Friendica </Th> <Td> Distributed, federated, privacy aware, open source, general </Td> <Td> 000000002010 - 07 - 01 - 0000 July 2010 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005354946000000000 ♠ 354,946 </Td> </Tr> <Tr> <Th> Friends Reunited </Th> <Td> UK based . School, college, work, sport and streets </Td> <Td> 000000002000 - 07 - 01 - 0000 July 2000 </Td> <Td> 7007190000000000000 ♠ 19,000,000 </Td> <Td> Closed </Td> <Td> 7004292390000000000 ♠ 29,239 </Td> </Tr> <Tr> <Th> Friendster </Th> <Td> General . Popular in Southeast Asia . No longer popular in the western world </Td> <Td> 000000002002 - 01 - 01 - 0000 2002 </Td> <Td> 7007900000000000000 ♠ 90,000,000 </Td> <Td> Open to people 16 and older . </Td> <Td> 7004121670000000000 ♠ 12,167 </Td> </Tr> <Tr> <Th> Fuelmyblog </Th> <Td> Blogging community </Td> <Td> 000000002007 - 07 - 01 - 0000 July 2007 </Td> <Td> 7004500000000000000 ♠ 50,000 </Td> <Td> Open </Td> <Td> 7004855470000000000 ♠ 85,547 </Td> </Tr> <Tr> <Th> Fyuse </Th> <Td> A spatial photography app and website which lets users capture and share interactive 3D images . </Td> <Td> 000000002014 - 01 - 01 - 0000 2014 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005359026000000000 ♠ 359,026 </Td> </Tr> <Tr> <Th> Gab.ai </Th> <Td> social networking service created as an alternative to social networks like Facebook, Twitter and Reddit . </Td> <Td> 000000002016 - 01 - 01 - 0000 2016 </Td> <Td> 7005310000000000000 ♠ 310,000 </Td> <Td> Open </Td> <Td> 7004171120000000000 ♠ 17,112 </Td> </Tr> <Tr> <Th> Gaia Online </Th> <Td> Anime and games . Popular in United States, Canada and Europe . Moderately popular around Asia . </Td> <Td> 000000002003 - 01 - 01 - 0000 2003 </Td> <Td> 7007235236630000000 ♠ 23,523,663 </Td> <Td> Open to people 13 and older </Td> <Td> 7003627700000000000 ♠ 6,277 </Td> </Tr> <Tr> <Th> GamerDNA </Th> <Td> Computer and video games </Td> <Td> 000000002006 - 09 - 21 - 0000 21 September 2006 </Td> <Td> 7005310000000000000 ♠ 310,000 </Td> <Td> Open </Td> <Td> 7004597300000000000 ♠ 59,730 </Td> </Tr> <Tr> <Th> Gapyear.com </Th> <Td> Travel social network </Td> <Td> 000000001998 - 07 - 01 - 0000 July 1998 </Td> <Td> </Td> <Td> Open </Td> <Td> 7004747630000000000 ♠ 74,763 </Td> </Tr> <Tr> <Th> Gather.com </Th> <Td> Article, picture, and video sharing, as well as group discussions </Td> <Td> 000000002005 - 02 - 25 - 0000 25 Feb 2005 </Td> <Td> 7005465000000000000 ♠ 465,000 </Td> <Td> Open </Td> <Td> 7003306200000000000 ♠ 3,062 </Td> </Tr> <Tr> <Th> Gays.com </Th> <Td> Social network for LGBT community, guide for LGBT bars, restaurants, clubs, shopping </Td> <Td> 000000002008 - 05 - 16 - 0000 16 May 2008 </Td> <Td> 7005100000000000000 ♠ 100,000 </Td> <Td> Open, global </Td> <Td> 7005224302000000000 ♠ 224,302 </Td> </Tr> <Tr> <Th> Geni.com </Th> <Td> Families, genealogy </Td> <Td> 000000002007 - 01 - 16 - 0000 16 January 2007 </Td> <Td> 7007150000000000000 ♠ 15,000,000 </Td> <Td> Open </Td> <Td> 7003595800000000000 ♠ 5,958 </Td> </Tr> <Tr> <Th> Gentlemint </Th> <Td> Community for sharing and discussing all things manly </Td> <Td> 000000002011 - 11 - 25 - 0000 25 November 2011 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005100196000000000 ♠ 100,196 </Td> </Tr> <Tr> <Th> GetGlue </Th> <Td> Social network for entertainment . </Td> <Td> 000000002008 - 10 - 28 - 0000 28 October 2008 </Td> <Td> 7006200000000000000 ♠ 2,000,000 </Td> <Td> Open </Td> <Td> 7003373500000000000 ♠ 3,735 </Td> </Tr> <Tr> <Th> GirlsAskGuys </Th> <Td> Community where people help each other by sharing their experiences & opinions . </Td> <Td> 000000002007 - 06 - 01 - 0000 June 2007 </Td> <Td> 7005450000000000000 ♠ 450,000 </Td> <Td> Open </Td> <Td> 7003479800000000000 ♠ 4,798 </Td> </Tr> <Tr> <Th> Gogoyoko </Th> <Td> Fair play in music - social networking site for musicians and music lovers . </Td> <Td> 000000002009 - 10 - 01 - 0000 1 Oct 2009 </Td> <Td> </Td> <Td> Invite only while in beta </Td> <Td> 7005145552000000000 ♠ 145,552 </Td> </Tr> <Tr> <Th> Goodreads </Th> <Td> Library cataloging, book lovers . </Td> <Td> 000000002006 - 12 - 01 - 0000 December 2006 </Td> <Td> 7007130000000000000 ♠ 13,000,000 </Td> <Td> Open </Td> <Td> 7002327000000000000 ♠ 327 </Td> </Tr> <Tr> <Th> Goodwizz </Th> <Td> Social network with matchmaking and personality games to find new contacts . Global, based in France . </Td> <Td> 000000002010 - 10 - 01 - 0000 October 2010 </Td> <Td> 7005110000000000000 ♠ 110,000 </Td> <Td> Open </Td> <Td> 7005597008000000000 ♠ 597,008 </Td> </Tr> <Tr> <Th> Google+ </Th> <Td> General </Td> <Td> 000000002011 - 06 - 28 - 0000 28 June 2011 </Td> <Td> 7009160000000000000 ♠ 1,600,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> NA </Td> </Tr> <Tr> <Th> GovLoop </Th> <Td> For people in and around government . </Td> <Td> 000000002008 - 05 - 01 - 0000 May 2008 </Td> <Td> </Td> <Td> </Td> <Td> 7005138576000000000 ♠ 138,576 </Td> </Tr> <Tr> <Th> Grindr </Th> <Td> For gay and bisexual men . </Td> <Td> 000000002009 - 03 - 01 - 0000 March 2009 </Td> <Td> 7006240000000000000 ♠ 2,400,000 </Td> <Td> Open </Td> <Td> 7004903540000000000 ♠ 90,354 </Td> </Tr> <Tr> <Th> Grono.net </Th> <Td> Poland </Td> <Td> </Td> <Td> 7006200000000000000 ♠ 2,000,000 </Td> <Td> Open </Td> <Td> 7005395036000000000 ♠ 395,036 </Td> </Tr> <Tr> <Th> Habbo </Th> <Td> General for teens . Over 31 communities worldwide . Chat room and user profiles . </Td> <Td> 000000002000 - 08 - 01 - 0000 August 2000 </Td> <Td> 7008268000000000000 ♠ 268,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7004152550000000000 ♠ 15,255 </Td> </Tr> <Tr> <Th> hi5 </Th> <Td> General . Popular in Nepal, Mongolia, Thailand, Romania, Jamaica, Central Africa, Portugal and Latin America . Not very popular in the United States . </Td> <Td> 000000002003 - 01 - 01 - 0000 2003 </Td> <Td> 7007800000000000000 ♠ 80,000,000 </Td> <Td> Open to people 13 and older . </Td> <Td> 7002902000000000000 ♠ 902 </Td> </Tr> <Tr> <Th> Hospitality Club </Th> <Td> Hospitality </Td> <Td> </Td> <Td> 7005328629000000000 ♠ 328,629 </Td> <Td> Open </Td> <Td> 7004995620000000000 ♠ 99,562 </Td> </Tr> <Tr> <Th> Hotlist </Th> <Td> Geo - social aggregator rooted in the concept of knowing where users' friends are, were, and will be . </Td> <Td> </Td> <Td> 7004800000000000000 ♠ 80,000 </Td> <Td> Open </Td> <Td> 7005155811000000000 ♠ 155,811 </Td> </Tr> <Tr> <Th> HR.com </Th> <Td> Social networking site for human resources professionals . </Td> <Td> 000000001999 - 01 - 01 - 0000 1999 </Td> <Td> 7005194000000000000 ♠ 194,000 </Td> <Td> Open </Td> <Td> 7004795910000000000 ♠ 79,591 </Td> </Tr> <Tr> <Th> Hub Culture </Th> <Td> Global influencers focused on worth creation . </Td> <Td> 000000002002 - 11 - 01 - 0000 November 2002 </Td> <Td> 7004200000000000000 ♠ 20,000 </Td> <Td> Invite - only </Td> <Td> 7005152756000000000 ♠ 152,756 </Td> </Tr> <Tr> <Th> Ibibo </Th> <Td> Talent based social networking site that allows to promote one's self and also discover new talent . Most popular in India . </Td> <Td> </Td> <Td> 7006350000000000000 ♠ 3,500,000 </Td> <Td> Open </Td> <Td> 7003114300000000000 ♠ 1,143 </Td> </Tr> <Tr> <Th> Identi.ca </Th> <Td> Twitter - like service popular with hackers and software freedom advocates . </Td> <Td> </Td> <Td> 7005395695000000000 ♠ 395,695 </Td> <Td> Open </Td> <Td> 7003729000000000000 ♠ 7,290 </Td> </Tr> <Tr> <Th> Indaba Music </Th> <Td> Online collaboration for musicians, remix contests, and networking . </Td> <Td> </Td> <Td> 7005350000000000000 ♠ 350,000 </Td> <Td> Open, global </Td> <Td> 7004450390000000000 ♠ 45,039 </Td> </Tr> <Tr> <Th> Influenster </Th> <Td> Online product sampling and review platform . </Td> <Td> 000000002010 - 01 - 01 - 0000 2010 </Td> <Td> 7005850000000000000 ♠ 850,000 </Td> <Td> Open, global </Td> <Td> 7003861200000000000 ♠ 8,612 </Td> </Tr> <Tr> <Th> Instagram </Th> <Td> A photo and video sharing site . </Td> <Td> 000000002010 - 10 - 01 - 0000 October 2010 </Td> <Td> 7008300000000000000 ♠ 300,000,000 </Td> <Td> Open to anyone 13 or older </Td> <Td> 7001410000000000000 ♠ 41 </Td> </Tr> <Tr> <Th> IRC - Galleria </Th> <Td> Finland </Td> <Td> </Td> <Td> 7005505000000000000 ♠ 505,000 </Td> <Td> Open to Finnish speaking people 12 and older </Td> <Td> 7004369820000000000 ♠ 36,982 </Td> </Tr> <Tr> <Th> italki </Th> <Td> Language learning social network . 100 + languages . </Td> <Td> </Td> <Td> 7005500000000000000 ♠ 500,000 </Td> <Td> Open, global </Td> <Td> 7004189560000000000 ♠ 18,956 </Td> </Tr> <Tr> <Th> Itsmy </Th> <Td> Mobile community worldwide, blogging, friends, personal TV - shows </Td> <Td> </Td> <Td> 7006250000000000000 ♠ 2,500,000 </Td> <Td> </Td> <Td> 7005770100000000000 ♠ 770,100 </Td> </Tr> <Tr> <Th> Jaiku </Th> <Td> General . Microblogging . Owned by Google </Td> <Td> 000000002006 - 02 - 01 - 0000 February 2006 </Td> <Td> </Td> <Td> Open to people 13 and older </Td> <Td> 7004629100000000000 ♠ 62,910 </Td> </Tr> <Tr> <Th> Jiepang </Th> <Td> Location - based mobile social network . In Chinese language </Td> <Td> 000000002010 - 01 - 01 - 0000 2010 </Td> <Td> 7006300000000000000 ♠ 3,000,000 </Td> <Td> Open </Td> <Td> 7004147900000000000 ♠ 14,790 </Td> </Tr> <Tr> <Th> Kaixin001 </Th> <Td> General . In Simplified Chinese; caters for mainland China users </Td> <Td> </Td> <Td> </Td> <Td> Open to the general public </Td> <Td> 7002284000000000000 ♠ 284 </Td> </Tr> <Tr> <Th> Kiwibox </Th> <Td> General . </Td> <Td> 000000001999 - 01 - 01 - 0000 1999 </Td> <Td> 7006240000000000000 ♠ 2,400,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7005104563000000000 ♠ 104,563 </Td> </Tr> <Tr> <Th> LaiBhaari </Th> <Td> Marathi social networking </Td> <Td> 000000002010 - 01 - 01 - 0000 2010 </Td> <Td> 7005250000000000000 ♠ 250,000 </Td> <Td> Open </Td> <Td> 7005952782000000000 ♠ 952,782 </Td> </Tr> <Tr> <Th> Last.fm </Th> <Td> Music </Td> <Td> 000000002002 - 01 - 01 - 0000 2002 </Td> <Td> 7007300000000000000 ♠ 30,000,000 </Td> <Td> Open </Td> <Td> 7002772000000000000 ♠ 772 </Td> </Tr> <Tr> <Th> Late Night Shots </Th> <Td> Message boards, member profile pages, spotting other members </Td> <Td> 000000002006 - 01 - 01 - 0000 2006 </Td> <Td> 7004200000000000000 ♠ 20,000 (2008) </Td> <Td> Invite - only </Td> <Td> 7005228888000000000 ♠ 228,888 </Td> </Tr> <Tr> <Th> LibraryThing </Th> <Td> Book lovers </Td> <Td> 000000002005 - 08 - 29 - 0000 29 August 2005 </Td> <Td> 7006130000000000000 ♠ 1,300,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7004108000000000000 ♠ 10,800 </Td> </Tr> <Tr> <Th> Lifeknot </Th> <Td> Shared interests, hobbies </Td> <Td> </Td> <Td> </Td> <Td> Open to people 18 and older </Td> <Td> 7006107168600000000 ♠ 1,071,686 </Td> </Tr> <Tr> <Th> LinkedIn </Th> <Td> Business and professional networking </Td> <Td> 000000002003 - 05 - 01 - 0000 May 2003 </Td> <Td> 7008200000000000000 ♠ 200,000,000 </Td> <Td> Open to people 14 and older </Td> <Td> 7001120000000000000 ♠ 12 </Td> </Tr> <Tr> <Th> LinkExpats </Th> <Td> Social networking website for expatriates. 100 + countries . </Td> <Td> </Td> <Td> </Td> <Td> Open, global </Td> <Td> 7005800451000000000 ♠ 800,451 </Td> </Tr> <Tr> <Th> Listography </Th> <Td> Lists . Autobiography </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7004925250000000000 ♠ 92,525 </Td> </Tr> <Tr> <Th> LiveJournal </Th> <Td> Blogging . Popular in Russia and among the Russian - speaking diaspora abroad . </Td> <Td> 000000001999 - 04 - 15 - 0000 15 April 1999 </Td> <Td> 7007175649770000000 ♠ 17,564,977 </Td> <Td> Open (OpenID) </Td> <Td> 7002115000000000000 ♠ 115 </Td> </Tr> <Tr> <Th> Livemocha </Th> <Td> Online language learning </Td> <Td> </Td> <Td> 7006500000000000000 ♠ 5,000,000 </Td> <Td> Open </Td> <Td> 7003410000000000000 ♠ 4,100 </Td> </Tr> <Tr> <Th> Makeoutclub </Th> <Td> General </Td> <Td> 000000001999 - 08 - 09 - 0000 9 August 1999 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005756300000000000 ♠ 756,300 </Td> </Tr> <Tr> <Th> MEETin </Th> <Td> General </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7005318979000000000 ♠ 318,979 </Td> </Tr> <Tr> <Th> Meetup (website) </Th> <Td> General . Used to plan offline meetings for people interested in various activities </Td> <Td> </Td> <Td> </Td> <Td> Open to people 18 and older </Td> <Td> 7002481000000000000 ♠ 481 </Td> </Tr> <Tr> <Th> Meettheboss </Th> <Td> Business and finance community, worldwide . </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7005315513000000000 ♠ 315,513 </Td> </Tr> <Tr> <Th> MillatFacebook </Th> <Td> General, created in response to Facebook </Td> <Td> 000000002010 - 05 - 01 - 0000 May 2010 </Td> <Td> 7005461200000000000 ♠ 461,200 </Td> <Td> Open </Td> <Td> 7005236663000000000 ♠ 236,663 </Td> </Tr> <Tr> <Th> Minds </Th> <Td> Free, open source, decentralized, and based on a foundation of transparency and privacy </Td> <Td> 000000002015 - 06 - 01 - 0000 June 2015 </Td> <Td> 7006100000000000000 ♠ 1,000,000 </Td> <Td> Open </Td> <Td> 7004111910000000000 ♠ 11,191 </Td> </Tr> <Tr> <Th> mixi </Th> <Td> Japan </Td> <Td> 000000002000 - 10 - 25 - 0000 25 October 2000 </Td> <Td> 7007243231600000000 ♠ 24,323,160 </Td> <Td> Open </Td> <Td> 7002232000000000000 ♠ 232 </Td> </Tr> <Tr> <Th> MocoSpace </Th> <Td> Mobile community, worldwide </Td> <Td> 000000002005 - 01 - 01 - 0000 2005 </Td> <Td> 7006300000000000000 ♠ 3,000,000 </Td> <Td> Open to people 14 and older </Td> <Td> 7003988200000000000 ♠ 9,882 </Td> </Tr> <Tr> <Th> MOG </Th> <Td> Music </Td> <Td> </Td> <Td> </Td> <Td> Open to people 14 and older </Td> <Td> 7004139550000000000 ♠ 13,955 </Td> </Tr> <Tr> <Th> MouthShut.com </Th> <Td> Social network, social media, consumer reviews </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7003334000000000000 ♠ 3,340 </Td> </Tr> <Tr> <Th> Mubi </Th> <Td> Auteur cinema </Td> <Td> </Td> <Td> 7005200000000000000 ♠ 200,000 </Td> <Td> Open </Td> <Td> 7004182250000000000 ♠ 18,225 </Td> </Tr> <Tr> <Th> MyHeritage </Th> <Td> Family - oriented social network service </Td> <Td> </Td> <Td> 7007300000000000000 ♠ 30,000,000 </Td> <Td> Open </Td> <Td> 7003375600000000000 ♠ 3,756 </Td> </Tr> <Tr> <Th> My Opera </Th> <Td> Blogging, mobile blogging, photo sharing, connecting with friends, Opera Link and Opera Unite . Global </Td> <Td> </Td> <Td> 7006730000000000000 ♠ 7,300,000 </Td> <Td> Closed </Td> <Td> NA </Td> </Tr> <Tr> <Th> Myspace </Th> <Td> General </Td> <Td> 000000002003 - 08 - 01 - 0000 August 2003 </Td> <Td> 7007300000000000000 ♠ 30,000,000 + </Td> <Td> Open to ages 13 and older . </Td> <Td> 7003323900000000000 ♠ 3,239 </Td> </Tr> <Tr> <Th> Nasza-klasa.pl </Th> <Td> School, college and friends . Popular in Poland </Td> <Td> </Td> <Td> 7007110000000000000 ♠ 11,000,000 </Td> <Td> Open </Td> <Td> 7004751450000000000 ♠ 75,145 </Td> </Tr> <Tr> <Th> Netlog </Th> <Td> General . Popular in Europe, Turkey, the Arab world and Canada's Québec province . Formerly known as Facebox and Redbox . </Td> <Td> </Td> <Td> 7007950000000000000 ♠ 95,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7002545000000000000 ♠ 545 </Td> </Tr> <Tr> <Th> Nexopia </Th> <Td> Canada </Td> <Td> </Td> <Td> 7006140000000000000 ♠ 1,400,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7004252410000000000 ♠ 25,241 </Td> </Tr> <Tr> <Th> Ning </Th> <Td> Users create their own social websites and social networks </Td> <Td> 000000002005 - 01 - 01 - 0000 2005 (Networks 2007) </Td> <Td> </Td> <Td> Open to people 13 and older </Td> <Td> 7002378000000000000 ♠ 378 </Td> </Tr> <Tr> <Th> Odnoklassniki </Th> <Td> Connect with old classmates . Popular in Russia and former Soviet republics </Td> <Td> </Td> <Td> 7007450000000000000 ♠ 45,000,000 </Td> <Td> Open </Td> <Td> 7001650000000000000 ♠ 65 </Td> </Tr> <Tr> <Th> Open Diary </Th> <Td> First online blogging community, founded in 1998 </Td> <Td> 000000001998 - 01 - 01 - 0000 1998 </Td> <Td> 7006500000000000000 ♠ 5,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7004281340000000000 ♠ 28,134 </Td> </Tr> <Tr> <Th> Orkut </Th> <Td> General . Owned by Google Inc . Popular in India and Brazil . </Td> <Td> 000000002004 - 01 - 22 - 0000 22 January 2004 </Td> <Td> 7008100000000000000 ♠ 100,000,000 </Td> <Td> Closed </Td> <Td> 7002319000000000000 ♠ 319 </Td> </Tr> <Tr> <Th> OUTeverywhere </Th> <Td> Gay / LGBTQ community </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7005445440000000000 ♠ 445,440 </Td> </Tr> <Tr> <Th> PatientsLikeMe </Th> <Td> Online community for patients with life - changing illnesses to find other patients like them, share their data with others, and learn more about their condition to improve their outcome . </Td> <Td> 000000002006 - 01 - 01 - 0000 2006 </Td> <Td> 7005109587000000000 ♠ 109,587 </Td> <Td> Open to people 13 years and up </Td> <Td> 7004695140000000000 ♠ 69,514 </Td> </Tr> <Tr> <Th> Partyflock </Th> <Td> Dutch virtual community for people interested in house music and other electronic dance music . </Td> <Td> 000000002001 - 11 - 10 - 0000 10 November 2001 </Td> <Td> 7005321125000000000 ♠ 321,125 </Td> <Td> Open to people 18 years and up </Td> <Td> 7004168280000000000 ♠ 16,828 </Td> </Tr> <Tr> <Th> Pingsta </Th> <Td> Collaborative platform for the world's internetwork experts </Td> <Td> </Td> <Td> </Td> <Td> Invite - only, only Internet experts </Td> <Td> 7006253364000000000 ♠ 2,533,640 </Td> </Tr> <Tr> <Th> Pinterest </Th> <Td> Online pinboard for organizing and sharing things you love </Td> <Td> 000000002011 - 01 - 01 - 0000 2011 </Td> <Td> </Td> <Td> Open </Td> <Td> 7001380000000000000 ♠ 38 </Td> </Tr> <Tr> <Th> Plaxo </Th> <Td> Aggregator </Td> <Td> </Td> <Td> 7007500000000000000 ♠ 50,000,000 </Td> <Td> Open </Td> <Td> 7003531000000000000 ♠ 5,310 </Td> </Tr> <Tr> <Th> Playfire </Th> <Td> Computer and video games </Td> <Td> </Td> <Td> </Td> <Td> Open to people 13 and older </Td> <Td> 7004382590000000000 ♠ 38,259 </Td> </Tr> <Tr> <Th> Playlist.com </Th> <Td> General, music </Td> <Td> </Td> <Td> </Td> <Td> Open to people over 13 </Td> <Td> 7003802600000000000 ♠ 8,026 </Td> </Tr> <Tr> <Th> Plurk </Th> <Td> Micro-blogging, RSS, updates . Very popular in Taiwan </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7003199100000000000 ♠ 1,991 </Td> </Tr> <Tr> <Th> Poolwo </Th> <Td> Social networking site from India </Td> <Td> 000000002014 - 01 - 07 - 0000 7 January 2014 </Td> <Td> 7004123500000000000 ♠ 12,350 </Td> <Td> Open </Td> <Td> 7005764227000000000 ♠ 764,227 </Td> </Tr> <Tr> <Th> Qapacity </Th> <Td> A business - oriented social networking site and a business directory </Td> <Td> </Td> <Td> </Td> <Td> Closed </Td> <Td> 7004206400000000000 ♠ 20,640 </Td> </Tr> <Tr> <Th> Quechup </Th> <Td> General, friendship, dating </Td> <Td> 000000002007 - 01 - 01 - 0000 2007 </Td> <Td> </Td> <Td> Open to those over 16 </Td> <Td> 7004829140000000000 ♠ 82,914 </Td> </Tr> <Tr> <Th> Quora </Th> <Td> Questions and answers </Td> <Td> 000000002009 - 01 - 01 - 0000 2009 </Td> <Td> </Td> <Td> Open </Td> <Td> Template: Nta </Td> </Tr> <Tr> <Th> Qzone </Th> <Td> General . In Simplified Chinese; caters for mainland China users </Td> <Td> </Td> <Td> 7008480000000000000 ♠ 480,000,000 </Td> <Td> Open to the general public </Td> <Td> NA </Td> </Tr> <Tr> <Th> Raptr </Th> <Td> Video games </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7004256640000000000 ♠ 25,664 </Td> </Tr> <Tr> <Th> Ravelry </Th> <Td> Knitting and crochet </Td> <Td> </Td> <Td> 7006300000000000000 ♠ 3,000,000 </Td> <Td> Open </Td> <Td> 7003233400000000000 ♠ 2,334 </Td> </Tr> <Tr> <Th> Renren </Th> <Td> Significant site in China . Was known as 校内 (Xiaonei) until August 2009 . </Td> <Td> </Td> <Td> 7008160000000000000 ♠ 160,000,000 </Td> <Td> Open </Td> <Td> 7001950000000000000 ♠ 95 </Td> </Tr> <Tr> <Th> ReverbNation.com </Th> <Td> Social network for musician and bands </Td> <Td> </Td> <Td> 7005500000000000000 ♠ 500,000 </Td> <Td> Open to people 16 and older </Td> <Td> 7003180600000000000 ♠ 1,806 </Td> </Tr> <Tr> <Th> Rooster Teeth </Th> <Td> Social network and community site </Td> <Td> 000000002004 - 10 - 04 - 0000 4 October 2004 </Td> <Td> 7006258152700000000 ♠ 2,581,527 </Td> <Td> Open to people 13 and older </Td> <Td> 7003533600000000000 ♠ 5,336 </Td> </Tr> <Tr> <Th> Ryze </Th> <Td> Business </Td> <Td> </Td> <Td> 7005500000000000000 ♠ 500,000 </Td> <Td> Closed </Td> <Td> 7004713240000000000 ♠ 71,324 </Td> </Tr> <Tr> <Th> ScienceStage </Th> <Td> Science - oriented multimedia platform and network for scientists </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7004616680000000000 ♠ 61,668 </Td> </Tr> <Tr> <Th> ShareTheMusic </Th> <Td> Music community . Sharing and listening to music free and legally </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7005612429000000000 ♠ 612,429 </Td> </Tr> <Tr> <Th> Shelfari </Th> <Td> Books </Td> <Td> 000000002006 - 10 - 11 - 0000 11 October 2006 </Td> <Td> </Td> <Td> Open </Td> <Td> 7004181520000000000 ♠ 18,152 </Td> </Tr> <Tr> <Th> Sina Weibo </Th> <Td> Social microblogging site in mainland China . </Td> <Td> 000000002009 - 08 - 14 - 0000 14 August 2009 </Td> <Td> 7008300000000000000 ♠ 300,000,000 </Td> <Td> Open </Td> <Td> 7001280000000000000 ♠ 28 </Td> </Tr> <Tr> <Th> Skoob </Th> <Td> Collaborative social network for Brazilian readers </Td> <Td> 000000002009 - 01 - 01 - 0000 2009 </Td> <Td> 7005420000000000000 ♠ 420,000 </Td> <Td> Open </Td> <Td> 7004284490000000000 ♠ 28,449 </Td> </Tr> <Tr> <Th> Skyrock </Th> <Td> Social network in French - speaking world </Td> <Td> </Td> <Td> 7007220000000000000 ♠ 22,000,000 </Td> <Td> Open </Td> <Td> 7002710000000000000 ♠ 710 </Td> </Tr> <Tr> <Th> Smartican </Th> <Td> Open social networking portal </Td> <Td> 000000002013 - 01 - 31 - 0000 31 January 2013 </Td> <Td> 7005260000000000000 ♠ 260,000 </Td> <Td> Open </Td> <Td> 7004264580000000000 ♠ 26,458 </Td> </Tr> <Tr> <Th> SocialVibe </Th> <Td> Social network for charity </Td> <Td> </Td> <Td> 7005435000000000000 ♠ 435,000 </Td> <Td> Open </Td> <Td> 7005101364000000000 ♠ 101,364 </Td> </Tr> <Tr> <Th> Sonico.com </Th> <Td> General . Popular in Latin America and Spanish and Portuguese speaking regions . </Td> <Td> </Td> <Td> 7007500000000000000 ♠ 50,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7003267600000000000 ♠ 2,676 </Td> </Tr> <Tr> <Th> SoundCloud </Th> <Td> Repository of original music pieces and networking . </Td> <Td> </Td> <Td> 7007100000000000000 ♠ 10,000,000 </Td> <Td> Open </Td> <Td> 7002299000000000000 ♠ 299 </Td> </Tr> <Tr> <Th> Spaces </Th> <Td> Russian social network targeted to mobile phone users </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7003995300000000000 ♠ 9,953 </Td> </Tr> <Tr> <Th> Spot.IM </Th> <Td> A service for webmasters to add social networking functionality to their websites </Td> <Td> 000000002012 - 01 - 01 - 0000 2012 </Td> <Td> 7005250000000000000 ♠ 250,000 </Td> <Td> Open </Td> <Td> 7004680160000000000 ♠ 68,016 </Td> </Tr> <Tr> <Th> Spring.me </Th> <Td> Social network for meeting people </Td> <Td> 000000002013 - 09 - 01 - 0000 September 2013 </Td> <Td> </Td> <Td> Open to people 13 and older </Td> <Td> 7003496700000000000 ♠ 4,967 </Td> </Tr> <Tr> <Th> Stage 32 </Th> <Td> US - based social network and educational site for creative professionals in film, television and theater </Td> <Td> 000000002012 - 02 - 01 - 0000 February 2012 </Td> <Td> 7005175000000000000 ♠ 175,000 </Td> <Td> </Td> <Td> 7004353820000000000 ♠ 35,382 </Td> </Tr> <Tr> <Th> Stickam </Th> <Td> Live video streaming and chat . </Td> <Td> </Td> <Td> 7006900000000000000 ♠ 9,000,000 </Td> <Td> Closed </Td> <Td> 7003920100000000000 ♠ 9,201 </Td> </Tr> <Tr> <Th> Streetlife </Th> <Td> UK based . Links members according to where they live </Td> <Td> 000000002011 - 03 - 21 - 0000 21 March 2011 </Td> <Td> 7006100000000000000 ♠ 1,000,000 </Td> <Td> Open </Td> <Td> 7004187570000000000 ♠ 18,757 </Td> </Tr> <Tr> <Th> StudiVZ </Th> <Td> University students, mostly in the German - speaking countries . School students and those out of education sign up via its partner sites schülerVZ and meinVZ . </Td> <Td> </Td> <Td> 7007170000000000000 ♠ 17,000,000 </Td> <Td> Open </Td> <Td> 7003708000000000000 ♠ 7,080 </Td> </Tr> <Tr> <Th> Students Circle Network </Th> <Td> A social network connecting students, teachers and institutions to course resources, study groups and learning spaces . </Td> <Td> 000000002010 - 12 - 01 - 0000 December 2010 </Td> <Td> </Td> <Td> Open </Td> <Td> 7005345110000000000 ♠ 345,110 </Td> </Tr> <Tr> <Th> StumbleUpon </Th> <Td> Stumble through websites that match users' selected interests </Td> <Td> </Td> <Td> 7007200000000000000 ♠ 20,000,000 </Td> <Td> Open </Td> <Td> 7002146000000000000 ♠ 146 </Td> </Tr> <Tr> <Th> Tagged </Th> <Td> General . </Td> <Td> 000000002004 - 10 - 01 - 0000 October 2004 </Td> <Td> 7008100000000000000 ♠ 100,000,000 </Td> <Td> Open </Td> <Td> 7002288000000000000 ♠ 288 </Td> </Tr> <Tr> <Th> Talkbiznow </Th> <Td> Business networking </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7005136346000000000 ♠ 136,346 </Td> </Tr> <Tr> <Th> Taltopia </Th> <Td> Online artistic community </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7005281501000000000 ♠ 281,501 </Td> </Tr> <Tr> <Th> Taringa! </Th> <Td> General (primarily Argentina) </Td> <Td> </Td> <Td> 7007110000000000000 ♠ 11,000,000 </Td> <Td> Open to people 13 and older </Td> <Td> 7002214000000000000 ♠ 214 </Td> </Tr> <Tr> <Th> TeachStreet </Th> <Td> Education / learning / teaching - more than 400 subjects </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7005422704000000000 ♠ 422,704 </Td> </Tr> <Tr> <Th> TermWiki </Th> <Td> Learning / languages / translation - 1.2 million terms in more than 1300 subjects </Td> <Td> 000000002010 - 05 - 01 - 0000 May 2010 </Td> <Td> </Td> <Td> Open </Td> <Td> 7004229970000000000 ♠ 22,997 </Td> </Tr> <Tr> <Th> The Sphere </Th> <Td> A private online social luxury network with exclusive personalized services </Td> <Td> 000000002008 - 12 - 01 - 0000 December 2008 </Td> <Td> 7003130000000000000 ♠ 1,300 </Td> <Td> Invite - only </Td> <Td> 7006111530500000000 ♠ 1,115,305 </Td> </Tr> <Tr> <Th> TravBuddy.com </Th> <Td> Travel </Td> <Td> 000000002005 - 01 - 01 - 0000 2005 </Td> <Td> 7006158800000000000 ♠ 1,588,000 </Td> <Td> Open to people 18 and older </Td> <Td> 7004215230000000000 ♠ 21,523 </Td> </Tr> <Tr> <Th> Travellerspoint </Th> <Td> Travel </Td> <Td> 000000002002 - 01 - 01 - 0000 2002 </Td> <Td> 7005310000000000000 ♠ 310,000 </Td> <Td> Open </Td> <Td> 7004152750000000000 ♠ 15,275 </Td> </Tr> <Tr> <Th> Tsu </Th> <Td> General </Td> <Td> 000000002008 - 01 - 01 - 0000 2008 </Td> <Td> </Td> <Td> Open </Td> <Td> 7003523000000000000 ♠ 5,230 </Td> </Tr> <Tr> <Th> tribe.net </Th> <Td> General </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7003808100000000000 ♠ 8,081 </Td> </Tr> <Tr> <Th> Trombi.com </Th> <Td> French subsidiary of Classmates.com </Td> <Td> </Td> <Td> 7006440000000000000 ♠ 4,400,000 </Td> <Td> </Td> <Td> 7004162270000000000 ♠ 16,227 </Td> </Tr> <Tr> <Th> Tuenti </Th> <Td> Spanish - based university and high school social network . </Td> <Td> </Td> <Td> 7007120000000000000 ♠ 12,000,000 </Td> <Td> Open </Td> <Td> 7004164840000000000 ♠ 16,484 </Td> </Tr> <Tr> <Th> Tumblr </Th> <Td> Microblogging platform and social networking website . </Td> <Td> 000000002007 - 02 - 01 - 0000 February 2007 </Td> <Td> 7008226950000000000 ♠ 226,950,000 </Td> <Td> Open </Td> <Td> 7001410000000000000 ♠ 41 </Td> </Tr> <Tr> <Th> Twitter </Th> <Td> General . Micro-blogging, RSS, updates </Td> <Td> 000000002006 - 07 - 15 - 0000 15 July 2006 </Td> <Td> 7008645750000000000 ♠ 645,750,000 </Td> <Td> Open to all ages </Td> <Td> 7000800000000000000 ♠ 8 </Td> </Tr> <Tr> <Th> Tylted </Th> <Td> Mobile social game network </Td> <Td> 000000002007 - 01 - 01 - 0000 2007 </Td> <Td> 7006300000000000000 ♠ 3,000,000 </Td> <Td> Open to people 14 and older </Td> <Td> 7005737508000000000 ♠ 737,508 </Td> </Tr> <Tr> <Th> Untappd </Th> <Td> Beer check - in social network . </Td> <Td> 000000002010 - 10 - 01 - 0000 October 2010 </Td> <Td> 7006320000000000000 ♠ 3,200,000 </Td> <Td> Open </Td> <Td> 7004155090000000000 ♠ 15,509 Untappd.com Site Info . Alexa . Retrieved 10 August 2017. </ ref> </Td> </Tr> <Tr> <Th> Uplike </Th> <Td> General </Td> <Td> 000000002011 - 01 - 01 - 0000 2011 </Td> <Td> 7006105003900000000 ♠ 1,050,039 </Td> <Td> Open </Td> <Td> 7002288000000000000 ♠ 288 </Td> </Tr> <Tr> <Th> VK </Th> <Td> General, including music upload, listening and search . Popular in Russia and former Soviet republics . </Td> <Td> 000000002006 - 09 - 01 - 0000 September 2006 </Td> <Td> 7008249409900000000 ♠ 249,409,900 </Td> <Td> Open </Td> <Td> 7001380000000000000 ♠ 38 </Td> </Tr> <Tr> <Th> Vampirefreaks.com </Th> <Td> Gothic and industrial subculture </Td> <Td> 000000001999 - 01 - 01 - 0000 1999 </Td> <Td> 7006193104900000000 ♠ 1,931,049 </Td> <Td> Open to users 13 and over </Td> <Td> 7004210520000000000 ♠ 21,052 </Td> </Tr> <Tr> <Th> Viadeo </Th> <Td> Global social networking and campus networking available in English, French, German, Spanish, Italian and Portuguese </Td> <Td> </Td> <Td> 7007350000000000000 ♠ 35,000,000 </Td> <Td> Open </Td> <Td> 7002435000000000000 ♠ 435 </Td> </Tr> <Tr> <Th> Virb </Th> <Td> Social network that focuses heavily on artists, including musicians and photographers </Td> <Td> 000000002007 - 01 - 01 - 0000 2007 </Td> <Td> </Td> <Td> Open </Td> <Td> 7004333710000000000 ♠ 33,371 </Td> </Tr> <Tr> <Th> Vox </Th> <Td> Blogging </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7004565580000000000 ♠ 56,558 </Td> </Tr> <Tr> <Th> Wattpad </Th> <Td> For readers and authors to interact and e-book sharing </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7003703600000000000 ♠ 7,036 </Td> </Tr> <Tr> <Th> WAYN </Th> <Td> Travel and lifestyle </Td> <Td> 000000002003 - 05 - 01 - 0000 May 2003 </Td> <Td> 7007100000000000000 ♠ 10,000,000 </Td> <Td> Open to people 18 and older </Td> <Td> 7003136700000000000 ♠ 1,367 </Td> </Tr> <Tr> <Th> WeeWorld </Th> <Td> Teenagers - 9 to 17 </Td> <Td> </Td> <Td> 7007300000000000000 ♠ 30,000,000 </Td> <Td> Open to ages 10 and older . </Td> <Td> 7004183170000000000 ♠ 18,317 </Td> </Tr> <Tr> <Th> We Heart It </Th> <Td> Image - based social network focused on inspiration, expression and creativity </Td> <Td> 000000002008 - 01 - 01 - 0000 2008 </Td> <Td> 7007200000000000000 ♠ 20,000,000 </Td> <Td> Open </Td> <Td> 7002899000000000000 ♠ 899 </Td> </Tr> <Tr> <Th> Wellwer </Th> <Td> Community without borders, where sharing is everything . </Td> <Td> 000000002011 - 09 - 01 - 0000 September 2011 </Td> <Td> </Td> <Td> Open to people 13 years and older </Td> <Td> 7005370755000000000 ♠ 370,755 </Td> </Tr> <Tr> <Th> Wepolls.com </Th> <Td> Social polling network </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7006120437600000000 ♠ 1,204,376 </Td> </Tr> <Tr> <Th> Wer - kennt - wen </Th> <Td> General </Td> <Td> </Td> <Td> </Td> <Td> General </Td> <Td> 7003214700000000000 ♠ 2,147 </Td> </Tr> <Tr> <Th> weRead </Th> <Td> Books </Td> <Td> 000000002007 - 06 - 01 - 0000 June 2007 </Td> <Td> 7006400000000000000 ♠ 4,000,000 </Td> <Td> Open </Td> <Td> 7005305720000000000 ♠ 305,720 </Td> </Tr> <Tr> <Th> Wooxie </Th> <Td> Blogging and micro-blogging </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7005111538000000000 ♠ 111,538 </Td> </Tr> <Tr> <Th> WriteAPrisoner.com </Th> <Td> Site networking inmates, friends, family </Td> <Td> 000000002000 - 09 - 01 - 0000 September 2000 </Td> <Td> 7004660000000000000 ♠ 66,000 </Td> <Td> Open to people 18 years and older </Td> <Td> 7005228915000000000 ♠ 228,915 </Td> </Tr> <Tr> <Th> Xanga </Th> <Td> Blogs and "metro" areas </Td> <Td> 000000001998 - 01 - 01 - 0000 1998 </Td> <Td> 7007270000000000000 ♠ 27,000,000 </Td> <Td> Open </Td> <Td> 7003394300000000000 ♠ 3,943 </Td> </Tr> <Tr> <Th> XING </Th> <Td> Business (primarily Europe (Germany, Austria, Switzerland)) </Td> <Td> </Td> <Td> 7007111000000000000 ♠ 11,100,000 </Td> <Td> Open </Td> <Td> 7002270000000000000 ♠ 270 </Td> </Tr> <Tr> <Th> Xt3 </Th> <Td> Catholic social networking, created for World Youth Day 2008 </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7005712292000000000 ♠ 712,292 </Td> </Tr> <Tr> <Th> Yammer </Th> <Td> Social networking for office colleagues </Td> <Td> 000000002008 - 01 - 01 - 0000 2008 </Td> <Td> </Td> <Td> Must have company email </Td> <Td> 7003362200000000000 ♠ 3,622 </Td> </Tr> <Tr> <Th> Yelp, Inc . </Th> <Td> Local business review and talk </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7002186000000000000 ♠ 186 </Td> </Tr> <Tr> <Th> Yookos </Th> <Td> General: photos, videos, blogs, games . </Td> <Td> </Td> <Td> </Td> <Td> Open </Td> <Td> 7004534980000000000 ♠ 53,498 </Td> </Tr> <Tr> <Th> Zoo.gr </Th> <Td> Greek web meeting point </Td> <Td> 000000002004 - 01 - 01 - 0000 2004 </Td> <Td> 7005890000000000000 ♠ 890,000 </Td> <Td> Open </Td> <Td> 7004345770000000000 ♠ 34,577 </Td> </Tr> </Table> <Tr> <Th> Name </Th> <Th> Description / focus </Th> <Th> Date launched </Th> <Th> Registered users </Th> <Th> Registration </Th> <Th> Global Alexa page ranking </Th> </Tr>

What are the examples of social networking sites
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