This program is not a free software: you can use or redistribute it free of charge but you can not modify or sell it.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

This software is an aggregation in terms of GNU. It contains other standalone binary programs, that executes as separate processes and communicates with this software only through OS mechanisms (files).
Some of that programs are GPL based, some are not. Sources of GPL programs can be found on Google Drive.