Wildcard - Discover, connect and meet people at communities
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Palaround - Meet people you should be friends with.
Event Hunt - Startups and Tech Events Curated By Locals
FriendZone - Make new friends based on your interests and hobbies
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets