Gnome Wave Cleaner

Gnome Wave Cleaner (GWC) is a digital audio editor application. The graphical user interface for the editor has been produced employing GTK+ for the GUI widgets. Its primary author is Jeff Welty.

Gnome Wave Cleaner is free and open-source software subject to the terms of the GPL-2.0-or-later.

Features
Gnome Wave Cleaner's primary purpose is to clean up poor quality recordings, such as those captured from old 78 rpm phonograph records. It provides tools for removing noise by spectral subtraction and for removing clicks by least squares autoregressive interpolation. It is also capable of automatically marking song boundaries, and developing TOC records for creating music Compact Discs from the cleaned audio file. As it uses libsndfile for audio I/O, it can read and write most audio file and data formats.