Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.
Wink Toolkit is a JavaScript toolkit used to build mobile web apps.