Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.
Mighty Networks - Mighty Networks enables entrepreneurs, organizations, and companies to create and grow a community-powered brand.
Foursquare - Foursquare is all about helping you find new ways to explore your city.
Nabble - Nabble is a forum software that are embeddable and fully customizable with scripting language.
Mapple.me - Mapple.me bridges the gap between available time and availability of friends to increase social...
Bigtent - BigTent is a web-based organization and communication portal for groups.