CMOSSave End user license agreement
May be freely distributed and used for any purpose but
military. For more details on the restriction, see
http://mindprod.com/roedy.html#NONMILITARY
$10 US shareware.
Registering gives you the right to modify the code as you see fit. However you may not resell it is a form that would directly compete with CMOSSAVE.
Registering gives you a lifetime right to any future updates.