43 Things: A social networking site where users create accounts and then share lists of goals and hopes.
Backfence.com: Citizen journalism site for posting news, information and events. Currently covering California, Illinois, Maryland and Virginia.
BrooWaha: Los Angeles-based project enabling people to write about news events their city. Contributors' input ranked according to popularity.
CoMagz Linkadlic Magazine: Community e-zine of items created and rated by users. Covers art, gadgets, technology, science and the life observations of columnists.
Hypergene MediaBlog: Dealing with participatory journalism, and how audiences shape tomorrow's news. Written by media design consultants Chris Willis and Shayne Bowman.
iBrattleboro: Alternative information source and community forum for Brattleboro, VT.
NewsCloud: A community directory for sharing and commenting on news. Creates tiny url shortcuts for emailing friends about uploaded content. Join to submit stories, videos and blog posts from around the web.
Newsvine: Register to add a news story, comment or write a column. Open source, community news service, which lets members customize the news viewed.
OhmyNews International: Online newspaper with the motto "every citizen is a reporter". The majority of articles are written by freelance contributors.