Guitarix - Guitarix is a simple Linux Rock Guitar Amplifier for https://alternativeto.
EarMaster - Professional software for ear training and practical music theory on Windows and Mac.
GNUitar - GNUitar is guitar effects software that allows you to use your PC as guitar processor.
Meludia - Listening exercises and to sharpen your ear and music theory skills
Waves GTR - From Fender® to Marshall®, Mesa/Boogie® to Vox®, and more, Waves has captured...
LenMus - LenMus is a free program for learning music.