Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Keen-Slider is a free library agnostic touch slider with native touch/swipe behavior.
Open Graph is a protocol that is used to integrate any web page into the social graph.