I think Tailscale does this the right way - open sources as much as possible, without exposing everything. That being said, they are targeting the sysadmin/hack

I think Tailscale does this the right way - open sources as much as possible, without exposing everything. That being said, they are targeting the sysadmin/hacker market, which disproportionately appreciates (and potentially expects) software to be open source. Repo: https://github.com/tailscale/tailscale https://github.com/tailscale/tailscale