wxMP3gain is a free front-end for the MP3gain.

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program has been tested on the following platforms:

• Windows XP, Vista, 7, 8, 8.1
• Several major Linux distributions

https://sourceforge.net/projects/wxmp3gain/

$ sudo add-apt-repository -y ppa:cfgnunes/ppa
$ sudo apt-get update
$ sudo apt-get -y install wxmp3gain

Source code written completely in C++ using:

• GCC - The GNU Compiler Collection
• CodeBlocks - Open-Source IDE
• wxWidgets - Open-Source GUI framework
• wxFormBuilder - wxWidgets GUI-builder

This program is licensed under the terms of the GNU General Public License version 3. Available online under:

http://www.gnu.org/licenses/gpl-3.0.html