Apple Pay is a mobile payment and digital wallet service by Apple that allows users to make payments in person, in iOS apps, and on the web.
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.
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.
Open Graph is a protocol that is used to integrate any web page into the social graph.
PageFly is an app for Shopify that allows you to build landing pages, product pages, blogs, and FAQs.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Shopify is a subscription-based software that allows anyone to set up an online store and sell their products. Shopify store owners can also sell in physical locations using Shopify POS, a point-of-sale app and accompanying hardware.
Venmo is a mobile payment service owned by PayPal. Venmo account holders can transfer funds to others via a mobile phone app.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.