Astro is a new JavaScript-based static site builder.
Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
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.
Radix UI is a React-based user interface component library that offers accessible, responsive, and customisable components for building web applications.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.