Super Sound - Super Sound is a resourceful audio and music editor.
Guitarix - Guitarix is a simple Linux Rock Guitar Amplifier for https://alternativeto.
MixPad - MixPad is free music Music Mixer and Recording software designed for easy audio production.
GNUitar - GNUitar is guitar effects software that allows you to use your PC as guitar processor.
Audio Video Editor and Mixer - Audio Video Editor and Mixer is a tool that helps you add changes to your video and audio files.
Ampire - State Space Modeled guitar amp/cab/stompbox simulator.