Drupal is a free and open-source web content management framework.
Flickity is a JavaScript slider library, built by David DeSandro of Metafizzy fame.
Mailchimp is a marketing automation platform and email marketing service.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Pinterest is an image sharing and social media service designed to enable saving and discovery of information.
Unpkg is a content delivery network for everything on npm.