A free, public, international social network offering custom privacy tools, photo sharing, blog publishing, interest groups, messaging and chat, streaming music and video, and social applications.

A hip-hop networking site. Contains photographs, profiles, forums, chat, and music.

Members get a free networking-oriented home page and can send messages to other members. They can also join special Networks related to their industry, interests or location.

This social media site is focused on books. Members can build virtual bookshelves, discover, rate and discuss books, and participate in online groups.

Social messaging and networking site where you broadcast snockles to your friends through your mobile phone (SMS) and the web.

A service for organizing active sports and connecting with other players for league teams, pick-up games, and sports or activity groups; combines sports-specific targeted search and member profiles with invitation and game management tools.

A web browser plugin that allows users to discover and rate webpages, photos, videos, and news articles.

An international non-profit organization headquartered in Toronto, Ontario, Canada, that connects youth around the world, encouraging them to get involved in improving their local and global communities.

A social networking platform that connects aspiring talent with fans and industry professionals.

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