BastilleBSD is a powerful jail management system for FreeBSD that provides users with an easy way to manage and configure jails. Much like Linux containers, FreeBSD jails offer a segregated user space that is isolated from the rest of the system, providing enhanced security and compartmentalization.
If you have a decommissioned laptop doing nothing but collecting dust, turning it into a hypervisor for virtual machines is a perfect way to give it a chance at a new life. With Proxmox, you will have the power to spin up concurrent virtual machines to host instances of valuable applications.
KVM/QEMU on TrueNAS SCALE doesn't have an option to use Q35 as a machine type, nor a choice for an emulated Realtek NIC or even vmxnet3. Luckily, these limitations are only a problem in the web GUI.