# Open-source virtual machines

7 open-source virtual machines rated against public privacy criteria.

1. [GNOME Boxes](https://privacyratings.com/virtual-machines/gnome-boxes/): B (80/100). GNOME desktop app for creating, running and viewing local and remote virtual machines, built on QEMU, KVM and libvirt. It can download operating system images and set up guests automatically.
2. [QEMU](https://privacyratings.com/virtual-machines/qemu/): B (80/100). Open source machine emulator and virtualizer. It emulates many CPU architectures and, with KVM, Xen, Hypervisor.framework or WHPX, runs virtual machines at near-native speed.
3. [virt-manager](https://privacyratings.com/virtual-machines/virt-manager/): B (80/100). Desktop app for managing virtual machines through libvirt, mainly KVM guests, with Xen and LXC support. It includes creation wizards, performance statistics and a built-in VNC and SPICE console.
4. [Xen Project](https://privacyratings.com/virtual-machines/xen-project/): B (80/100). Open source type-1 hypervisor that runs directly on hardware and hosts multiple isolated operating systems side by side. Used in servers, cloud platforms, embedded systems and Qubes OS.
5. [Proxmox VE](https://privacyratings.com/virtual-machines/proxmox-ve/): C (65/100). Open source server virtualization platform based on Debian that manages KVM virtual machines and LXC containers through a web interface, with clustering, software-defined storage and backup integration.
6. [VirtualBox](https://privacyratings.com/virtual-machines/virtualbox/): C (65/100). Type 2 hypervisor from Oracle for x86-64 and ARM hosts, running on Windows, macOS, Linux and Solaris. It runs guest operating systems in virtual machines on a desktop or server.
7. [UTM](https://privacyratings.com/virtual-machines/utm/): D (50/100). Virtual machine app for macOS and iOS built on QEMU and Apple Virtualization. It can run and emulate x86-64, ARM and other guest systems, including on Apple Silicon Macs.

Source: https://privacyratings.com/open-source/virtual-machines/