In D51265#1177633, @diizzy wrote:

The interface name awg is already taken, https://cgit.freebsd.org/src/tree/sys/arm/allwinner/if_awg.c?h=releng/14.3

Drop the 'wg' from the name and any description/advertising materials. That's just another spelling for 'WireGuard'.

I don't think I can agree with that, sounds quite doubtful to me and reminds situation with OpenSSH vs. SSH.
The Amnezia VPN project is available for a long enough time. Is there were any complains from the original project has been raised?

No idea, most people in these reviews have only heard of Amnezia as of late, AFAIK, and were thus only recently made aware that they're branding themselves as such.
Amnezia is (apparently) a commerical project,

we are discussing here FreeBSD port of 3rd party software - AmeneziaWG ( https://docs.amnezia.org/documentation/amnezia-wg/ )

Yes, I am aware.

What I did wrong and why you have reverted these ports?

Drop the 'wg' from the name and any description/advertising materials. That's just another spelling for 'WireGuard'.