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KVMVirtualBox
Free

Part of the Linux kernel, free and open source under the GPL.

 Free

The base package is free and open source. The separate Extension Pack is free only for…

Linux Windows, macOS, Linux
  • Part of the mainline kernel, so no third-party modules are needed
  • Near-native CPU performance through hardware virtualization extensions
  • Runs on Windows, macOS and Linux hosts with the same interface on each
  • Snapshots, shared folders and clipboard sharing between host and guest
  • Provides no user interface of its own; you need QEMU, libvirt or a front end
  • Requires virtualization extensions enabled in firmware
  • The Extension Pack is not open source and is free only for personal and educational use
  • 3D acceleration is weak compared with a native machine or a paid hypervisor
Downloadable app Downloadable app
Open source Open source
License: GPL-2.0 License: GPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.