Page builders and plugins used : The Cake Bakery theme includes demos built with WP Bakery plugin ( included in the package ) and some demos with Elementor, refer to the intro page to understand which page builders are used in the various demos.

Woocommerce is the best solution to sell anything online easily and gives to store owners complete control. You will able to sell both physical and digital goods and it also accept major credit cards, PayPal, BACS (bank transfers), and cash on delivery.