WireGuard is a modern, streamlined VPN protocol that Jason Donenfeld developed based on Trevor Perrin’s Noise protocol framework. Imagine a VPN with the cryptographic sophistication of Signal Protocol and you’re not far off.
Source: There Will Be - Latacora
The last paragraph is a little hyperbolic:
Death to SSH over the public Internet. Death to OpenVPN. Death to IPSEC. Long live WireGuard!
… but otherwise this seems like something to watch.