Facebook
Facebook is a social networking site founded on February 4, 2004 by Mark Zuckerberg with his college roommates. The headquarter of Facebook is located at Menlo Park, CA, United States of America. Facebook allows any users who declare themselves to be at least 13 years old to become registered users of the site. Facebook's mission is to give people the power to share and make the world more open and connected. Popular features of facebook are
  1. Upload photos of life event and share
  2. Creating groups to share and keep in touch
  3. Search to find people and content
  4. Organize Events, respond to invites, and keep up with friends
  5. Sharing locations where user are and find friends nearby
  6. Buy real gifts for friends to celebrate birthdays, new jobs and other big moments.
  7. Notifications
  8. Pokes
 

 

  Flickr
Flikcr is the best online photo management and share application in the world. It was created by Ludicrop in 2004 and then later acquired by Yahoo in 2005 User can share and embed personal photographs effectively. Photos and videos can be accessed from Flickr without the need to register an account but an account must be made in order to upload content onto the website. Registering an account also allows users to create a profile page containing photos and videos that the user has uploaded and also grants the ability to add another Flickr user as a contact. To have flickr account, users need to have yahoo account. Flickr offers three types of accounts: Free, Ad Free and Doublr. The free option includes one terabyte of storage limited to 200 MB per photo and 1 GB per video. The Ad Free option allows subscribers to avoid advertisements for an annual fee. As the name suggests, the Doublr account includes two terabytes of storage. Flickr used to offer two types of accounts, Free and Pro. Free accounts are limited in data storage, accessibility, and interaction. Pro accounts allow users to upload an unlimited number of images and videos every month and receive unlimited bandwidth and storage.
 

 

  Google+
This service is owned and operated by Google Inc. It was founded on the year 2011. The headquarter is at Mountain View, California, U.S. User must have a Google account to use this social site. The features are
  1. Circles: To control who sees what we share. User can broadcast to the world or keep conversation private.
  2. Communities: To get together with the right person. User can talk about the stuff, join the public communities around shared interests, or create private communities to get together with just the right people.
  3. Photos: User can share beautiful moments by uploading from any devices.
  4. Hangouts: It brings conversations to life with photos, and even group video calls for free.
 

 

  Hi5
Hi5 is a social networking site based in San Francisco, California. It was founded in 2003. It provides common features such as friend networks, photo sharing, user groups, status update, play games and share interests. Since 2011, Hi5 shifted its focus to social gaming. User can login with Facebook account
 

 

  Kanchenjunga Social Network
It is social networking site for the people of Nepali Community based in Darjeeling, India that allows people to provide an online forum for people to share and discuss various social-welfare ideas. In this social network user can find Forums, LiveTV, Music and video, Photo, Events, blogs, and groups.