Mobilizon - A free and federated tool to get our events off Facebook
Project Fixup - Meet people, not profiles
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
FriendsTonight - Meet new friends to join your friends, tonight
DownToMeet - DownToMeet is a platform to organize, find, and attend group events.
TEEM โ Meet offline - People & Activities Nearby