Rosalie's Mupen GUI is an easy to use yet customizable mupen64plus front-end, allowing you to easily play Nintendo 64 games.
Screenshots
Observed history
| App | Change | Version | When ↓ |
|---|
No observed changes yet.
The initial import establishes a baseline. Future version changes will appear here.
Browse the app catalogue →Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
v0.9.014 Jun 2026
Changes:
- Fix build issues with zlib v1.3.1
- Fix audio not working when using the AppImage (thank you Samueru-sama)
- Fix screenshots causing a crash on Linux
- Remove dispatcher server support
- Update mupen64plus-core and LZMA SDK
v0.8.923 Jan 2026
Changes:
- Fix AppImage icon not working since v0.7.1 (thank you Samueru-sama)
- Fix desktop file causing a crash on Budgie (thank you jpleatherland)
- Fix memory pak from player 2, 3 and 4 not saving correctly
- Fix Star Wars - Rogue Squadron having missing geometry when using GLideN64
- Remove translations from the configuration GUI of GLideN64
- Add plugin settings shortcuts to the toolbar
- Update mupen64plus-video-GLideN64, SDL_net and SDL_GameControllerDB
v0.8.816 Nov 2025
Changes:
- Fix exit confirmation dialog showing when launching RMG with '--nogui'
- Fix emulation not shutting down properly on exit in some cases
- Fix remaining issues with the 'Auto-Configure' button state in the configuration dialog of RMG-Input
- Fix asserts being enabled when building the RelWithDebInfo configuration
- Fix uninitialized variable being read in the configuration dialog of GLideN64
- Add checkbox to drag and drop confirmation dialog to prevent future confirmations
- Move 'Ask for confirmation on exit' setting to the emulation tab in the settings dialog
- Improve 'Input Device' UI element in the configuration GUI of RMG-Input by allowing it to take more width
- Improve refresh and join button state in the Netplay Session Browser dialog
v0.8.76 Nov 2025
Changes:
- Fix drag and drop not working in the flatpak
- Fix hotkeys dialog in RMG-Input not showing native face button names
- Fix cheat dialog in RMG not allowing users to set cheat option since v0.7.2
- Fix cheat codes not being cleared before trying to load another cheat in RMG-Core
- Fix 'Auto-Configure' button being enabled when it should be disabled after configuring a button
- Fix top row of UI elements in the configuration GUI of RMG-Input not being aligned properly
- Add tooltips to the top row of UI elements in the configuration GUI of RMG-Input
- Add 'Game Type' to the 'ROM Information' dialog


