A: You can build many different types of apps. When there is specific functionality that Buzzy cannot provide out of the box you can code custom widgets or integrate via apis. For example see https://docs.buzzy.buzz/datatables-fields-and-data/advanced-fields/html/html-fields-advanced-guide

So for ecommerce you’ll need to use this option today for the cart. You should be able to build the product catalog with Buzzy, nocoding required.