Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Nuxt is a Vue framework for developing modern web 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.