Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
CartStack is a SaaS solution that allows any company with an ecommerce site or reservation system to increase revenue through reminding/encouraging consumers to return to their abandoned cart and complete their purchase.
cdnjs is a free distributed JS library delivery service.
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.
HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
Instant.Page is a JavaScript library which uses just-in-time preloading technique to make websites faster.
Mailchimp is a marketing automation platform and email marketing service.
Open Graph is a protocol that is used to integrate any web page into the social graph.