Disclaimer: This tool is mainly for a convenient usage of the UPX, but NOT supporting any act of intellectual property infringement.
CORE Keygen for Sierra Utility
Stop old apps (including CORE Keygen) from crashing on macOS Sierra.
Precondition
pre-released UPX is installed and executable
You can choose to download binary. The binary is provided by jreiser here
Usage
#navigate to the folder which contains fix.sh
sh fix.sh DragAndDropYourCrashingAppHere.app
Or you can move this file to your $PATH
Special K for Sierra Utility
Seems to have a similar functionality, therefore I included it here.
Acknowledgments
The code is found within the bundle of Special K for Sierra Utility. I really would like to attribute the author, but there aren't enough information.