There are plenty of awesome event management themes and plugins available for WordPress. Divi Event Manager is designed for those of you who have built your site on Divi. It has a fully responsive design and multiple views for you to showcase your events.
This plugin has 4 modules and comes with everything you need to showcase your upcoming widgets. It comes with a booking system with PayPal integration and supports free and paid events. You can display events by categories and tags and change colors in the back-end.
Divi Event Manager is a premium extension. You can find out more about it here.