AirVPN is good stuff. Just made a setup for a relatively technically-inept friend with AirVPN (paid), Dynu DDNS (free) and Let's Encrypt certificate (free) through Certify the Web (which has Dynu API preset for authorization/DNS validation), which is basically three client apps with no complicated scripts involved. As AirVPN client (Eddie) acts as a TAP adapter it redirects system traffic from your regular network cards to the TAP adapter, which manages the low-level details of your connection,
    • Like
    2