noisetorch Real-time microphone noise suppression on Linux.

Noise Supression Application for PulseAudio or Pipewire.
It creates a virtual microphone that suppresses noise in any
application using RNNoise

Use whichever conferencing or VOIP application you like and
simply select the filtered Virtual Microphone as input to torch
the sound of your mechanical keyboard, computer fans, trains
and the likes.
