Indeed, see http://www.tarsnap.com/open-source.html http://www.tarsnap.com/open-source.html and https://github.com/Tarsnap/tarsnap/blob/master/COPYING https://g

Indeed, see http://www.tarsnap.com/open-source.html http://www.tarsnap.com/open-source.html and https://github.com/Tarsnap/tarsnap/blob/master/COPYING https://github.com/Tarsnap/tarsnap/blob/master/COPYING