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Cloud Hypervisor vs crosvm: catalog facts
Cloud Hypervisor	crosvm
Free Free and open source under the Linux Foundation.	Free Free to use, with source code published by Google.
Linux, Command line	Linux, Command line
Small attack surface with few emulated devices, written in Rust Fast boot and low memory overhead	Written in Rust with a focus on memory safety Each virtual device is isolated in its own sandbox
No graphical interface; built for infrastructure and automation Not aimed at legacy guests that need broad hardware emulation	No graphical manager; guests are configured and started from the command line You supply your own kernel and root file system image
Downloadable app	Downloadable app
Open source	Open source
License not stated	License not stated
No account needed	No account needed
Not stated if it works offline	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.