Caddy: The Web Server That Does HTTPS for You — and the Plugin Rebuild You Must Accept
Caddy is a 75k-star, Apache-2.0 web server whose automatic HTTPS changed the industry — every feature ships in the free build, no paid tier. A 5,000-word teardown of what it delivers, the xcaddy plugin rebuild model, multi-instance storage coordination, ACME rate limits, the single-maintainer bus factor, and exactly where your certificates go.