Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
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.
Next.js is a React framework for developing single page Javascript applications.
Polyfill is a service which accepts a request for a set of browser features and returns only the polyfills that are needed by the requesting browser.
Typekit is an online service which offers a subscription library of fonts.