This is where VirtualBox on Docker (TrueNAS Scale) differs significantly from native VirtualBox.
TrueNAS Scale uses a Docker/Kubernetes backend for applications. VirtualBox is available in the official TrueNAS catalog. truenas scale virtualbox
| Feature | KVM | VirtualBox | |---------|-----|------------| | TrueNAS UI Management | Yes | No | | ZFS Snapshot Integration | Native (libvirt) | Manual | | PCIe Passthrough | Yes (VFIO) | Limited | | Open Source License | GPLv2 | GPLv2 (core) + PUEL (extras) | This is where VirtualBox on Docker (TrueNAS Scale)