Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Envoy is an open-source edge and service proxy, designed for cloud-native applications.
Next.js is a React framework for developing single page Javascript applications.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Typekit is an online service which offers a subscription library of fonts.
WhatsApp Business is a free to download app available on Android and iPhone using which businesses can connect with their customers.