On Fri, Feb 2, 2024 at 4:39 PM Grant Edwards <grant.b.edwards@gmail.com>
wrote:
<SNIP>
>
> I googled for ZFS backup applications, but didn't find anything that
> seemed to be widespread and "supported" the way that rsnapshot is.

I'm not exactly sure I'm following your thoughts above but
have you investigated True-NAS? It is Open ZFS based and
does support snapshots.

HTH,
Mark