Sites like Facebook and Twitter provide users with a place to share personal data with associates family and the public — an activity that’s proven to be vastly compelling to Internet users. It is a neighborhood-powered website for collaborative journalism news whose contents are posted by users and syndicated in mainstream sources. Users write articles, publish links to other news articles and focus on objects. It is a vertical search engine which focuses on many to many” person generated content platforms like forums, discussion groups and answer boards among others.\n\nIt presents a Saas-primarily based identification expertise to sites that mixture social APIs like Facebook for Websites, Google, Windows Reside, Twitter, LinkedIn and others. This is an utility primarily based sports aggregator which pulls data from 1000’s of sports blogs and allows users to create and publish their own content.\n\nIt connects users with happenings all over the world and targets folks aged between 18 and 34. It was established in August 2005. Revver is a web site that hosts person-generated content and allows members to share videos and photos. Diigo (Digest of Internet Data, Groups and Other stuff) is a social bookmarking web site where users can bookmark and tag internet pages.\n\nUsers could interact, comment and share posts, news, articles, tutorials, announcements and videos. It installs a browser button that enables users to fave” a page and has wider range of functionalities including associates, ranking and interactions of users. TwitPic is a social networking software that allows users to publish photos to the twitter.\n\nThis is the leading UK networking platform that provides a wide range of companies related to networking e.g. forums, categorised and jobs. You need to use this record to position content and links back to your web site for site visitors and social link juice.