Bring - Clever shopping - simple and shared
Vue Storefront - Open Source PWA for any eCommerce
Yummly - Yummly is a recipe app. You search through lots of recipes, add the ones you like, and even create shopping lists based on the recipes you pick. You can save your recipes with one click and later organize them into collections.
Square Online Checkout - Create easy pay links for whatever you're selling and start accepting payments everywhere online.
KitchenOwl - KitchenOwl is an application that makes grocery lists and recipe management easy.
Shopify - Shopify is a powerful ecommerce platform that includes everything you need to create an online store and sell online. Try it free for 14 days.