Krisp - Mute the background noise during your calls
DeepSkyStacker - DeepSkyStacker is a freeware for astrophotographers that simplifies all the pre-processing steps of...
NoiseGator - A simple noise gate app intended for use with VOIPs like Skype.
Iris - The fastest web framework for Go in (THIS) earth
SoliCall Pro - Removes noise & echo from any VoIP call. Can also be used for call recording.
Fitswork - Fitswork is a windows image processing program, mainly designed for astronomic purposes.