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.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
Klaviyo is an email marketing platform for online businesses.
Salesforce Commerce Cloud is a cloud-based software-as-a-service (SaaS) ecommerce solution.
Stripe offers online payment processing for internet businesses as well as fraud prevention, invoicing and subscription management.