Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Carts Guru is the all-in-one marketing automation tool for ecommerce stores.
Cookie-Script automatically scans, categorizes and adds description to all cookies found on your website.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Open Graph is a protocol that is used to integrate any web page into the social graph.
PHP is a general-purpose scripting language used for web development.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.