Howto record audio output on my Mac?
41885
Recording the sound of my Mac
130127
Shortcut to switch  between Analog Stereo output & HDMI audio output
89668
How to record the sound also in a screen recording if the headphones are connected?
92931
Can I access internal microphone input level via Terminal?
102395
Does lossless audio over Apple AirPlay have preserved audio quality?
24851
Playing system sound without importing your own
67060
Preload Audio Files / Event?
131029
How to text-to-speech output using command-line?
1546
Play audio with Python
54072
How can I play a specific sound file?
157776
How to Play a sound file on line-in (Microphone)?
123749
HDMI/Displayport audio control for OS X
33465
How can I play sound in Java?
67849
AirPods: Extremely poor mic quality on Mac
89855
Can I use a Mac Mini as an Airplay audio receiver?
95709
Why are my Macbook's internal speakers not available?
91367
Pipe sound output to file?