Guitarix - Guitarix is a simple Linux Rock Guitar Amplifier for https://alternativeto.
Keezy Drummer - Make a beat in seconds
ToneLib GFX - The perfect custom tone with a complete guitar studio in your computer
AutoDrum - AutoDrum" is free, open source software for automatic drum performance.
Rakarrack - Rakarrack is a richly featured multi-effects processor emulating a guitar effects pedalboard.
Band-in-a-Box - Band-in-a-Box is so easy to use!