FDXMS286 is licensed under terms of the 
GNU GENERAL PUBLIC LICENSE,
Version 2, June 1991

See COPYING in the installed directory or refer
to the GPLv2 diskset (GPLv2.ZIP contains the GPL license text).

LICENSE.TXT should contain the GPL V2 license text unmodified
if this zip file is distributed separately from the FreeDOS
distribution it is included with.