Font Awesome is a font and icon toolkit based on CSS and Less.
Google Analytics is a free web analytics service that tracks and reports website traffic.
LiteSpeed is a high-scalability web server.
Mailchimp is a marketing automation platform and email marketing service.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Site Kit is a one-stop solution for WordPress users to use everything Google has to offer to make them successful on the web.
A modest JavaScript framework for the HTML you already have.