Apache is a free and open-source cross-platform web server software.
Campaign Monitor is a global technology company that provides an email marketing platform.
Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Snipcart is a shopping cart platform that can be integrated into any website with simple HTML and JavaScript.
Statamic is an open-source and self-hosted content management system based on the PHP programming language.
Twitter is a 'microblogging' system that allows you to send and receive short posts called tweets.
Unpkg is a content delivery network for everything on npm.