Payhip is a great place to sell digitals, physical products, courses, subscriptions and other products.
From Payhip:
Payhip is an e-commerce platform that enables anyone to sell digital products or memberships directly to their fans and followers. You can embed Payhip directly into your website or you can use our storefront to sell your work. Payhip takes care of everything. We're an all-in-one ecommerce solution for creators.
There is a robust store builder and new features are always being added. Maybe you should open a shop there. Visit the Help Center for more info.