Sound Siphon 3.8.4 Capture your Mac's audio in any app.
Loopback 2.4.7 Route audio between applications.
Farrago 2.1.3 Robust, rapid-fire soundboards.
Audio Hijack 4.5.3 Record any application's audio, including VoIP calls from Skype, web streams from Safari, and much more. Save audio from hardware devices like microphones and mixers as well. You can even record all the audio heard on your Mac at once! If you can hear it, Audio Hijack can record it.
Airfoil 5.12.6 Stream any audio from your Mac all around your network. Send music services like Spotify or web-based audio like Pandora wirelessly to all sorts of devices, including the Apple TV, HomePod, Google Chromecast, Sonos devices, and Bluetooth speakers. You can even send to iOS devices and other computers. Any audio on your Mac can now be heard throughout your house!
Piezo 1.9.6 Quickly record audio from any application.
Metadatics 1.6.13 An Advanced Audio Metadata Editor For Mac OS X.
Audacity 3.7.5 
Sonos S2 17.2 Control software for the Sonos Music System.
Kid3 3.9.7 
MacLoggerDX 6.57 The Mac Ham Radio Logbook choice in 130 countries.
Sound Studio 4.11.0 Robust audio recording and editing tool.
Boom 3D enhances all the audio coming out of your Mac. Movies, music, or games, everything sounds much more lifelike.
Jaikoz 12.4 Powerful MP4 and MP3 tag editor.
X Lossless Decoder 20250302 Lossless audio decoder for Mac OS X
