a Pure Data patch by b01 that allows to play several audio streams and send the mix to an icecast server.
https://github.com/b01xy/A-Pd-Stream-Mixer-reStreamer-
This patch involves several dependencies (Pd libraries) :
Possible to install theses librairies with Deken or with your package manager (Linux Debian / ubuntu).
To install Pure data : https://puredata.info/ or https://github.com/agraef/purr-data/releases