HowTo: add the OBS Pipewire Plugin to the Flatpak, also for use with NoiseTorch
HowTo: add the OBS Pipewire Plugin to the Flatpak, also for use with NoiseTorch

discussion.fedoraproject.org
HowTo: OBS Flatpak Pipewire microphone/speakers input, use NoiseTorch with OBS-Studio

OBS can use Pipewire for the mic and desktop sound inputs, but it is not yet packaged on Flathub.
Here is how to add it manually.