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.
Vue Storefront - Open Source PWA for any eCommerce
Cute or Not - From BuzzFeed: Is your pet good looking or ugly as sin?
Square Online Checkout - Create easy pay links for whatever you're selling and start accepting payments everywhere online.
WooCommerce - A freely available eCommerce plugin that enables shop facilities on your WordPress website. Functionality enabling extensions & beautiful themes available.
Selfiebot - The premium robot photo booth