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Rosalie's Mupen GUI vs Mupen64Plus: catalog facts
Rosalie's Mupen GUI	Mupen64Plus
Free Free and open source.	Free Free and open source.
Windows, Linux	Windows, macOS, Linux, Command line
Simple interface over the Mupen64Plus core Netplay support	Plugin design lets you swap video and audio back ends Dynamic recompilers for x86, amd64 and ARM
No macOS build mentioned Netplay needs port forwarding or a server	Command-line front end only; a separate GUI is needed for menus Plugin setup can be confusing
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-2.0
No account needed	No account needed
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.