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MAME vs XRoar: catalog facts
MAME	XRoar
Free Free and open source under the GPL 2.0. No ROMs are included.	Free Free to download, with source code published.
Windows, macOS, Linux	Windows, macOS, Linux
Covers thousands of arcade, console and computer systems in one program Accuracy is the stated priority, so behaviour matches the original hardware	Covers several Dragon and Tandy 8-bit models Builds for Windows, macOS and Debian or Ubuntu
Accurate emulation of later hardware needs a genuinely fast machine ROM sets must match the exact version MAME expects, which frustrates newcomers	Requires firmware ROM images you supply yourself macOS binary is x86 only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 24, 2026

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