arduino due motor shield

Can somebody help me getting arduino due motor shield code please and libraries. Thank you

Any code depends on the motor shield you use.
The code linked to by ard_newbie definitely does not work for a motor shield that is accessed via I2C like Adafruit motor shield v2, that needs its own libraries:

Hermann.

P.S:
That motor shield can be configured to run at 5V or 3.3V logic needed by Arduino Due: