Facebook is a social networking service headquartered in Menlo Park, California, United States which was launched in February 2004. Until September 2012, Facebook has more than one billion active users, more than half of them use cellphones. Facebook was founded by Mark Zuckerberg with his roommates and fellow Harvard University students, Eduardo Saverin, Andrew McCollum, Dustin Moskovitz, and Chris Hughes. Membership of this website was initially limited to Harvard students only, then expanded to other colleges in Boston, Ivy League, and Stanford University.
Google+ or Google Plus is a social network operated by Google Inc. Google+ was launched on June 28, 2011 with an invitation system to be tested. On that day, Google+ users were allowed to invite friends over 18 to create an account. However, this was immediately stopped a day later after account creation was getting worse. Many features from Google+ are similar to social networking sites like Facebook and LinkedIn.
Quora is a question-and-answer website, where people can ask questions, give answers and can also change it. It has been published by Quora Inc., whose headquarters is located in Mountain View, California.
Twitter is owned and operated by Twitter, Inc., based in San Francisco, with additional offices and servers in New York City, Boston and San Antonio. As of May 2015, Twitter has more than 500 million users, 302 million of which are active users. The high popularity of Twitter has caused this service to be used for various purposes in various aspects, for example as a means of protest, political campaigns, learning facilities, and as an emergency communication media.
According to Microsoft, LinkedIn's growth pace and product diversification were essential to catch the attention of the creator of Windows. In figures presented by the company, the corporate social network has presented an average growth of 19% on year, with more than 433 million registered members.
Sina Corporation creates what will quickly become the most famous and influential. In October 2010, after fourteen months of existence, Sina Weibo has more than 50 million users and two billion posts published.
Renren is a Chinese social networking website. In August 2009, Xiaonei Network officially changed its name to Renren with as domain name www.renren.com.
Plurk is a free social networking and microblog service that allows users to send updates (known as a plurk) through a web interface, short message, or other means, with a maximum length of 140 characters. This update will be displayed on the user's web page using a timeline that displays all received updates in chronological order, and then is delivered to other incoming users. Users can respond to updates from other users of their timeline through the Plurk.com website, sender of instant messages, or short messages.
FilmAffinity is a website dedicated to cinema. FilmAffinity was created in Madrid in 2002 by film critic Pablo Kurt Verdú Schumann and programmer Daniel Nicolás. From the beginning, the page consisted of a film recommender system called Almas twins, which showed the closest people according to the scores given to the films. Three years later, the criticism section was launched, where users expressed their opinion about a film.
Myspace is a social networking site. The head office is located in Beverly Hills, California. MySpace became the most popular social networking site in the United States in June 2006. Based on comScore, MySpace was followed by its main international competitor, Facebook in April 2008. MySpace employs 1,000 employees in June 2009. The company does not disclose revenue or profits separately from News Corporation.
Yammer is a freemium social networking company launched in 2008 and purchased by Microsoft in 2012 worth US $1.2 billion. Yammer is used for personal communication within organizations and is an example of corporate social software. Yammer was originally developed as an internal communication system for genealogical websites called Geni. Access to Yammer networks is determined by the user's Internet domain, only people with certain email addresses can join the network.
MyHeritage is a family-oriented social network and genealogical site that allows members to create their own family websites, share photos and videos, organize family holidays, create family trees and search for ancestors. With over 71 million users, MyHeritage is one of the largest social networking and genealogy sites.
Douban is a Chinese social networking website. The website was established on March 6, 2005 by Yang Bo. The website starts with a book and audio, and provides information about books, movies, music, and other works.
LiveJournal is a virtual community where Internet users can maintain a blog, a newspaper or a diary. Each user has a profile with which to interact with communities and other users. The standard service is free but there is also the possibility to upgrade to premium account.
Busuu is a social network and community platform for language learning. Users can help each other to improve their language skills.
Users were required to register before using the site, which registration was only possible by invitation. After that, they could create a personal profile, add other users as friends, and exchange messages, including automatic notifications when they update their profile.
We heart it is a place to share and find inspirational pictures. It's home, inspiration, and a place to organize things you love. You can create your own profile and create folders with pictures you like.
Odnoklassniki is a Russian social networking website owned by Mail.Ru Group. The website currently has more than 200 million registered users and 45 million daily unique visitors.
