Attendize Event Ticketing - Attendize is a free & open-source ticket selling and event management platform
Event Hunt - Startups and Tech Events Curated By Locals
Yapp - Yapp enables users to create personalized mobile applications for their events, gatherings, and groups.
Eventjoy - The Easiest Way To Organize An Event
Iventlist - Create an app for your event in minutes 🎟️
Facebook Local - Discover places to go and events happening near you