Knowledge & link collection

audio / studio

jack applications

qjackctl …
aj-snapshot https://packages.debian.org/buster/aj-snapshot (automatically restoring connections)
zita-njbridge https://packages.debian.org/buster/zita-njbridge
ebumeter

rivendell

liquidsoap

media stream processing language https://www.liquidsoap.info/

https://github.com/savonet/liquidsoap

usage examples

https://github.com/LibreTime/libretime https://github.com/LibreTime/libretime/tree/master/python_apps/pypo/liquidsoap

others

https://github.com/saschaludwig/OnAirScreen Raspberry Pi On Air Screen
https://github.com/JamesHarrison/openob The Open Outside Broadcast project for radio contribution links and studio-transmitter links. http://jamesharrison.github.com/openob/
http://kokkinizita.linuxaudio.org/linuxaudio/

bbc web based editing components

https://github.com/bbc/brave Basic Real-time AV Editor - allowing you to preview, mix, and route live audio and video streams on the cloud
https://github.com/bbc/audiowaveform C++ program to generate waveform data and render waveform images from audio files https://waveform.prototyping.bbc.co.uk
https://github.com/bbc/peaks.js JavaScript UI component for interacting with audio waveforms https://waveform.prototyping.bbc.co.uk

hardware stuff & co

product manufacture

ESI Audio http://www.esi-audio.com/ Audio Interfaces (no special linux compatibility)
RME Audio https://www.rme-audio.de/ Audio Interfaces
AVT http://www.avt-nbg.de/ Audio Codecs, Telphone Hybrids
Sonifex https://www.sonifex.co.uk Small mixers, AoIP and much more
Deva Broadcast http://www.deva-ip-audio.com low cost? broadcast audio products, like FM monitors