of all VMM Pro features, activated directly within the VMM user interface. VMM Free Tier

Synology DSM (DiskStation Manager) updates frequently. A crack that works today will likely break your system during the next security update, potentially leading to lost virtual machines or a "bricked" NAS that requires a full factory reset [3].

The standard version of VMM is free and provides most basic virtualization functions for home or lab use.

A highly recommended open-source alternative that supports snapshots, replication, and clustering for free.