CBSD is described as 'Management layer that supports FreeBSD jails, FreeBSD bhyves, QEMU, and Xen VMs. It positions itself as a comprehensive solution for building and deploying virtual environments quickly and easily' and is a Virtualization tool in the network & admin category. There are five alternatives to CBSD for a variety of platforms, including Windows, Linux, BSD, WebAssembly and Self-Hosted apps. The best CBSD alternative is VirtualBox, which is both free and Open Source. Other great apps like CBSD are Proxmox Virtual Environment, VMware vSphere Hypervisor, CheerpX and Sylve.