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XCP-ng vs SmartOS: catalog facts
XCP-ng	SmartOS
Free The hypervisor is free and open source. Vates sells support and the prebuilt Xen Orchestra…	Free The SmartOS ISO is free and open source; Triton offers paid private and hosted cloud…
Linux, Self-hosted	Self-hosted
No feature is locked behind a licence key Xen Orchestra adds backup, replication and a web console across a pool of hosts	Runs zones and KVM or bhyve VMs on the same host ZFS and DTrace built in
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	Illumos base is less familiar than Linux Cloud management features require Triton on top
Self-hosted, Operating system	Operating system
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	No account 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 23, 2026

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