[wild_egg]

What's wrong with the Tailscale free tier?

There is also Headscale if you want to self host.

https://headscale.net

[hoppp]

There is nothing wrong with tailscale, it's just a dependency that can cost money charged by a third-party, so their product is less self-sovereign because it depends on tailscale keeping up a free tier.

Headscale seems interesting! I'll check it out