[EstateEngine] Introducing the extensions

Currently, EstateEngine is supported by these extensions. You can decide to use the theme or not based on your need.

•           AE CustomFields: Add more fields to your posting form for more data.
•           AE Stripe: Allow payment directly on site by integrating Stripe payment gateway. 
•           AE Paymill: Allow payment directly on site by integrating Paymill payment gateway.
•           AE SagePay: Allow payment directly on site by integrating SagePay payment gateway into your site
•           AE PayPal Digital Goods: Allow payment directly on site by integrating PayPal payment gateway.
•           AE PayUMoney: Allow payment directly on site by integrating PayUMoney payment gateway.
•           ET Mailing: Help you to send, receive, track and store emails effortlessly. 
•           EE Multirating :  Allow visitors to rate a post based on multiple  criterias  and titles.

You can learn more  here.