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.

Mobilizon - A free and federated tool to get our events off Facebook

Eventbrite - Discover Great Events or Create Your Own & Sell Tickets

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.

TicketLeap - Sell tickets online to your events with Ticketleap, a free and easy to use event registration and complete box office software.

DownToMeet - DownToMeet is a platform to organize, find, and attend group events.