The Mac version of our newest desktop PiggyBank is now available! It’s v1.2.2.0 ‘Operation Sever-Chain’.
Here it is: https://www.piggy-coin.com/getting-started/
Thanks to MystPhysX on bitcointalk!
Upgrade from v1.2.1.1 ‘Maintenance release’ is optional but recommended.
Upgrade from lower versions than that is compulsory.