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

Habitica - Habitica is a free habit building and productivity application.

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

Coach.me - Coach.me is a coach that goes everywhere with you, helping you achieve any goal, change any habit, or build any expertise.

Ticket Tribe - Sell tickets online with no fees per ticket

Loop Habit Tracker - Loop Habit Tracker (AKA uhabits) helps to create and maintain good habits in order to achieve their...