Amazon S3 or Amazon Simple Storage Service is a service offered by Amazon Web Services (AWS) that provides object storage through a web service interface.
Apache is a free and open-source cross-platform web server software.
Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Magento is an open-source ecommerce platform written in PHP.
Userlike is a cloud-based live chat solution that can be integrated with existing websites.