Google Groups - Google Groups allows you to create and participate in online forums and email-based groups with a rich experience for community conversations.
Party with a Local - Party with a Local is a free app that connects travelers with locals that want to party.
DownToMeet - DownToMeet is a platform to organize, find, and attend group events.
VoyageUp - Discover and meet people nearby
Mighty Networks - Mighty Networks enables entrepreneurs, organizations, and companies to create and grow a community-powered brand.
FriendsTonight - Meet new friends to join your friends, tonight