HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Hugo is an open-source static site generator written in Go.
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.
Liberapay is a non-profit organisation subscription payment platform.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.