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nEMU vs Virtual Machine Manager: catalog facts
nEMU	Virtual Machine Manager
Free Free and open source under the BSD-2-Clause license.	Free Free and open source under the GPL 2.0, maintained by Red Hat.
macOS, Linux, Command line	Linux
Manage VM lifecycle and settings in a terminal interface Connect to virtual machines through VNC or SPICE	The standard interface for KVM, so guides and answers are everywhere Command line tools for creating and editing machines without a desktop
Requires QEMU	Linux only The interface is functional and has barely changed in years
Downloadable app	Downloadable app
Open source	Open source
License: BSD-2-Clause	License: GPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 21, 2026

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