Google Analytics is a free web analytics service that tracks and reports website traffic.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
KaTeX is a cross-browser JavaScript library that displays mathematical notation in web browsers.
Netlify providers hosting and server-less backend services for web applications and static websites.
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.