Hello!
I work on an open source project called zrok. zrok is a network and file sharing service that is very similar in concept to tools like ngrok.
In our most recent release, we’ve embedded Caddy into zrok to support our peer-to-peer file and website sharing modes, and we’ve also got a new “Caddy mode” where you can bind an arbitary Caddyfile to a public or private ephemeral shares.
There’s a blog post and a video about the new functionality in the latest release of zrok:
You can learn more about zrok in general, here: