Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
cdnjs is a free distributed JS library delivery service.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
Klaviyo is an email marketing platform for online businesses.
Pinterest Ads is an online advertising platform developed by Pinterest.
Pinterest Conversion Tag allows you to track actions people take on your website after viewing your Promoted Pin.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.