Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Chart.js is an open-source JavaScript library that allows you to draw different types of charts by using the HTML5 canvas element.
DataTables is a plug-in for the jQuery Javascript library adding advanced features like pagination, instant search, themes, and more to any HTML table.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.