Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Cloudflare Browser Insights is a tool that measures the performance of websites from the perspective of users.
Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
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.
Klaviyo is an email marketing platform for online businesses.
nopCommerce is an open-source ecommerce solution based on Microsoft's ASP.NET Core framework and MS SQL Server 2012 (or higher) backend database.
UserWay is a web accessibility overlay for websites that claims to improve compliance with accessibility standards.