Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
pretix - pretix helps you to sell tickets for your event in an easy way. It supports multi-lingual events and provides a wide range of features
attending.io - Tiny event pages to ask people one question – are you attending? Twitter login.
Ticket Tribe - Sell tickets online with no fees per ticket
Ticket Tailor - Ticket Tailor is an easy-to-use event ticketing platform that allows event organizers of all shapes and sizes to sell tickets online.
Picatic - Picatic encourages event organizers to create a custom website, sell tickets and then determined their cost of use. Selling out events is easy with Picatic.