Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
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.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
Klaviyo is an email marketing platform for online businesses.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.
Salesforce Commerce Cloud is a cloud-based software-as-a-service (SaaS) ecommerce solution.
Swiper is a JavaScript library that creates modern touch sliders with hardware-accelerated transitions.
LexisNexis ThreatMetrix is an enterprise solution for online risk and fraud protection ('digital identity intelligence and digital authentication').