Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds.
Calendly is an app for scheduling appointments, meetings, and events.
Cowboy is a small, fast, modular HTTP server written in Erlang.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.