Far or Near - Far or Near™ is a privacy-oriented social network that helps you connect with others who share your...
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Meetupedia - Looks nice. Easy Facebook registration. Hard to find groups in your area due to no location search.
DownToMeet - DownToMeet is a platform to organize, find, and attend group events.
Zenly - Zenly is a GPS tracker to locate your friends in realtime.
Patook - Platonic Friend Making and Community App