Hamachi - Hamachi is a VPN service scaled to the unique needs of business owners.
Firezone - Firezone is a remote access platform that’s painless to deploy, easy to manage, and built on WireGuard® to be blazing fast. Best of all it's self-hosted and open-source.
ZeroTier - Extremely simple P2P Encrypted VPN
OpenVPN Manager - OpenVPN Manager is a tool which controls OpenVPN.
OpenVPN - OpenVPN - The Open Source VPN
Viscosity - Viscosity is a VPN client for Mac OS X and Windows.