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GNOME Boxes vs Windows (dockur): catalog facts
GNOME Boxes	Windows (dockur)
Free Free and open source, part of the GNOME project.	Free The container is free; Windows licensing is the user's responsibility.
Linux	Linux, Self-hosted
Downloads and installs common operating systems automatically Snapshots, shared folders and a shared clipboard	Automatic Windows download and hands-free installation Near-native speed with KVM acceleration
Linux only Fewer advanced settings than dedicated VM managers	Needs a host with KVM support for good performance Windows license terms still apply to the guest
Downloadable app	Self-hosted
Open source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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