Software-level volume control for OSX?
32720
How do I control Macbook volume when a DP display is connected?
60852
How to manage permissions on a shared volume for OSX and ubuntu
56455
Windows 7 lowers applications' volume automatically
95302
Audio from VLC will get quiet when focusing other applications
43149
Multi-output MIDI device disables volume control
130756
Batch normalize audio volume on .ogg-files
86506
How to mute the microphone on Key-Down and unmute it on Key-Up?
27308
How can I change the default audio device from command line?
32751
How do I disable microphone volume auto-adjusting?
157542
Force sound's output on speakers
40688
Automatically change system volume when audio device plugged in?
72214
Where is the OS X Volume Change Feedback Sound File located?
17053
Cross-platform, cross-browser way to play sound from Javascript?
105807
How to temporarily disable PulseAudio?
110917
Command line audio players
78493
Merge "free space" with Mac OS Volume
51867
Is there a program that allows me to send audio output to a microphone input (either real or virtual microphone)?