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XCP-ng vs KVM: catalog facts
XCP-ng	KVM
Free The hypervisor is free and open source. Vates sells support and the prebuilt Xen Orchestra…	Free Part of the Linux kernel, free and open source under the GPL.
Linux, Self-hosted	Linux
No feature is locked behind a licence key Xen Orchestra adds backup, replication and a web console across a pool of hosts	Part of the mainline kernel, so no third-party modules are needed Near-native CPU performance through hardware virtualization extensions
Xen Orchestra's prebuilt appliance is a paid product; the free path is building it from source Hardware compatibility follows Xen, which is narrower than KVM	Provides no user interface of its own; you need QEMU, libvirt or a front end Requires virtualization extensions enabled in firmware
Self-hosted, Operating system	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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