Openvpn Client without Username or password

RouterOS RouterOS beta
1

In ROS7.1rc3
openvpn client forced to use username or password
but in openvpn username or password is not necessary and u can authenticate using your certificate

2

Yes, Mikrotik requires a somewhat non standard configuration.
However it mostly works.

If wireguard is an option, it seems very close to standard.
(And faster encryption)