RMG v0.7.7 is released. Rosalie's Mupen GUI is a free and open-source mupen64plus GUI written in C++. It offers a simple-to-use user interface.

RMG changelog:
Fix error messages not being shown when initialization fails
Fix emulation error not being shown when launched with '--quit-after-emulation'
Fix AppImage not including libspeexdsp
Fix mupen64plus-video-parallel not respecting rdp full sync
Fix crash when quitting RMG while the ROM browser is refreshing
Fix initial column sizes being incorrect in some cases
Add exception handler for Windows which generates a minidump
Change "Join Session" to "Browse Sessions" in the Netplay menu
Change ROM browser cache limit to 250000
Remove "Synchronize RDP and CPU" setting from mupen64plus-video-parallel
Improve loading time of the ROM browser when there are invalid ROMs in the ROM directory

Download: RMG v0.7.7
Source:Here