ZFS Pools
New in this release is the ability to create a ZFS file system in a user-defined pool. In addition, you may format any data device in the unRAID array with a single-device ZFS file system.
Please see the 6.12.0-rc1 blog for a general overview of this rc series.
https://unraid-dl.sfo2.cdn.digitaloceanspaces.com/stable/unRAIDServer.plg