The Hospitality Club

– A network of people around the world who offer accommodation, advice and help for travelers. Free membership.

The Madtown Lounge

– Features directory of venues and bands including their popularity tabulated through user search. Offers customized user lists through membership and an event calendar.

The Student Center

– A community for teens, college students, and young adults. Offers profiles, forum, groups, chat and games.

Web 2.0 Suicide Machine

– A service, presented with a dose of humor, to easily remove your Facebook, LinkedIn, MySpace, and Twitter presence. Detailed FAQ and memorial pages to those who committed social web suicide.

Where Are You Now? (WAYN)

– A travel and lifestyle social networking community designed for members to meet others, keep friends and family informed of their whereabouts and activities, and share experiences.

aSmallWorld

– A private online community designed for those who already have strong connections with one another. By invitation only.