Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Klook - Discover & book amazing experiences at exclusive prices
Event Hunt - Startups and Tech Events Curated By Locals
Conferize - Conferize is a web platform for finding and following conferences.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Eventjoy - The Easiest Way To Organize An Event