WooCommerce - A freely available eCommerce plugin that enables shop facilities on your WordPress website. Functionality enabling extensions & beautiful themes available.
Lydia Watch - Pay for things with one tap on your Apple Watch
PrestaShop - Create your online store with PrestaShop's free shopping cart software. Build an ecommerce website for free and start selling online with hundreds of powerful features.
sweetgreen for iOS - Order, pay, rewards. It's so clean, you can eat off it.
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.
Apple Pay - Apple's secure way to make purchases in stores, apps and on the web.