AzuraCast - AzuraCast is a free and open-source self-hosted "web radio station in a box".
Guitarix - Guitarix is a simple Linux Rock Guitar Amplifier for https://alternativeto.
Centova Cast - Centova Cast is the world's most advanced Internet radio stream hosting control panel.
GNUitar - GNUitar is guitar effects software that allows you to use your PC as guitar processor.
SAM Broadcaster - SAM Broadcaster is a professional computer-based internet radio broadcasting solution.
Ampire - State Space Modeled guitar amp/cab/stompbox simulator.