VGMPlay

sudo apt-get install make gcc zlib1g-dev libao-dev libdbus-1-dev

git clone https://github.com/vgmrips/vgmplay.git vgmplay
cd ./vgmplay/VGMPlay/
make
sudo make install

ls *.vgz | sort > playlist.m3u
vgmplay playlist.m3u

vgm2wav -help
for u in *.vgz; do vgm2wav --loop-count 1 "$u" "${u%.*}".wav;done

Supported Formats: VGM, VGZ, CMF, DRO, M3U