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Parallel Launcher vs M64Py: catalog facts
Parallel Launcher	M64Py
Free Free to download, with source code published on GitLab.	Free Free and open source under the GPL-3.0.
Windows, macOS, Linux	Windows, macOS, Linux
Much simpler controller setup than RetroArch Automatic ROM loading and settings	Graphical setup for Mupen64Plus plugins and input ROM list with preview images and cheat support
Nintendo 64 only Mac build is Intel x86_64, though it loads an ARM emulator core on ARM machines	Depends on the Mupen64Plus library for emulation No games included
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
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 October 1, 2026

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