But do not waste your weekend trying to hack a key that doesn't exist. Your data deserves better than a cracked "free" solution.
Unraid is not free. While it has a generous free trial (30 days, easily extendable to 60 days), it ultimately requires a paid license (Basic, Plus, or Pro) based on how many storage devices you connect. full free unraid key
However, for the tinkerer on a budget, there is one significant hurdle: But do not waste your weekend trying to