Shapr - A completely free way to build your professional network.
1up Events - Corporate events as a service
Wildcard - Discover, connect and meet people at communities
Calendify - Calendify is an event community where you can share, publish, and subscribe to event calendars. It helps you to stay informed about what you are interested in and what is yet to come.
Southwest Check-In Reminder - Never get a C Boarding Group again!
Facebook Local - Discover places to go and events happening near you