Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
GitHub Polls - Polls for GitHub issues and readme
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
Polls for WhatsApp - Create & share quick polls in your WhatsApp groups
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.
Twitter Polls - Polls embedded in tweets