Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Phoenix LiveView is a library that brings live, interactive, real-time user experiences to your Phoenix applications.
Plausible is an open-source alternative to Google Analytics.