Google Analytics is a free web analytics service that tracks and reports website traffic.
Google Hosted Libraries is a stable, reliable, high-speed, globally available content distribution network for the most popular, open-source JavaScript libraries.
HubSpot is a marketing and sales software that helps companies attract visitors, convert leads, and close customers.
HubSpot Chat is a tool where you can view, manage, and reply to incoming messages from multiple channels.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
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.
Sass is an extension of CSS that enables you to use things like variables, nested rules, inline imports and more.