HyperMover is what you need to move HyperCard stacks between the IIGS and the Macintosh or back. The package Includes one GS/OS and one Mac disk. HyperMover requires HyperCard IIGS and HyperCard for Macintosh. It does not translate X commands, but all other parts of your stacks will be transferred from one machine to the other.
Two 3.5″ disks