Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Loadable-Components is a library to solve the React code-splitting client-side and server-side.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.