Volume2 - Volume2 is an advanced Windows audio mixer, a complete replacement for the standard Volume Control.
Sound Control - App-specific volume control
KMix - KMix is an application to allow you to change the volume of your sound card.
Power mixer - Power Mixer is a complete Windows volume control replacement.
Volume Scroll - Volume Scroll lets you control your main volume by hovering with your mouse cursor over the top...
SoundSource - The sound control that should be built into MacOS