Rosalie's Mupen GUI is a free and open-source mupen64plus GUI written in C++.
It offers a simple-to-use user interface.
sudo apt-get -y install cmake libhidapi-dev libsamplerate0-dev libminizip-dev libsdl2-dev libfreetype6-dev libgl1-mesa-dev libglu1-mesa-dev pkg-config zlib1g-dev binutils-dev libspeexdsp-dev qt5-default build-essential nasm git zip
./Source/Script/Build.sh Release
When it's done building, executables can be found in Bin/Release
mkdir build && cd build
cmake .. -DCMAKE_BUILD_TYPE="Release" -DPORTABLE_INSTALL="OFF" -G "Unix Makefiles"
make install
sudo pacman -S make mingw-w64-x86_64-cmake mingw-w64-x86_64-gcc mingw-w64-x86_64-hidapi mingw-w64-x86_64-freetype mingw-w64-x86_64-libpng mingw-w64-x86_64-SDL2 mingw-w64-x86_64-jasper mingw-w64-x86_64-qt5 mingw-w64-x86_64-SDL2 mingw-w64-x86_64-hidapi mingw-w64-x86_64-libsamplerate mingw-w64-x86_64-python3-pip mingw-w64-x86_64-python3-pyopenssl mingw-w64-x86_64-nasm git
./Source/Script/Build.sh Release
When it's done building, executables can be found in Bin/Release