Social news
Instead of editors, users will determine the top-rated stories. Find interesting stories and videos on the web and vote for stories you like.
Digg is the most popular social bookmarking application. Users select and promote stories by digging them, the top ones are listed on the frontpage.
Use Mixx to tailor the content categories, tags, specific users and groups, and Mixx will deliver the top-rated content as chosen by you and people who share your passions.
Socialmedian enables you to easily keep up-to-date on the news that matters to you and to people who share your interests.
Sphinn is a social news site for search and interactive marketers.
Propeller is a social news aggregator,similar to Digg, operated by AOL-Netscape.
Google Fast Flip lets users discover and share news articles. It offers the ability to "flip" through pages online as quickly as flipping through a magazine.
Slashdot is a technology news site which is powered completely by user’s submissions.
Newsvine is an open source, community news service, which lets members customize the news viewed.
Dropjack is a really bad Digg clone where people can read, submit and rate news articles.