: If 30 days isn't enough to finish your build, Unraid allows up to two 15-day extensions
| Software | Free? | Storage Type | Difficulty | |----------|-------|--------------|------------| | | Yes (100% open source) | ZFS (Raid-Z) | Moderate | | OpenMediaVault | Yes (Debian based) | MergerFS + SnapRAID | Easy | | Proxmox VE | Yes (Great for VMs) | ZFS / Ceph | Advanced | | Rockstor | Yes (Community) | BTRFS | Moderate | free unraid key