VPN

• Algo VPN
• https://protonvpn.com – Free Swiss VPN that safeguards your privacy.
• Proxy Servers
• OpenVPN Access Server

OpenSource VPN

• https://tailscale.com – Based on WireGuard. Allow peer to peer connection. Free upto 100 devices. Make it easy to connect, no manual key managment.
• WireGuard – free open source.