Audio healer app for tonal and band limited noises

We would like to develop a standalone tool that performs specific audio restoration tasks semi-automatically. Existing software can do our desired tasks only fully manually, thus the need for a better alternative.

Full description can be found here:
https://docs.google.com/document/d/1EIDTjYgY4XGwscIbOJRWl_T8z8o5dzz6A1D-NrszUIA/edit?usp=sharing