libvirt is a C library with bindings in other languages, notably in Python,[4]Perl,[5]OCaml,[6]Ruby,[7]Java,[8]JavaScript (via Node.js)[9] and PHP.[10] libvirt for these programming languages is composed of wrappers around another class/package called libvirtmod. libvirtmod's implementation is closely associated with its counterpart in C/C++ in syntax and functionality.
PowerVM – hypervisor by IBM for AIX, Linux and IBM i
Bhyve – hypervisor for FreeBSD 10+[12] (support added with libvirt 1.2.2)
User Interfaces
Various virtualization programs and platforms use libvirt. Virtual Machine Manager, GNOME Boxes and others provide graphical interfaces. The most popular command line interface is virsh, and higher level tools such as oVirt.[13]
Corporate
Development of libvirt is backed by Red Hat,[14] with significant contributions by other organisations and individuals. libvirt is available on most Linux distributions; remote servers are also accessible from AppleMac OS X and Microsoft Windows clients.[15]