There is a bit in the ZIP that's supposed to tell you the path and comment are encoded in UTF8. It's bit 11 of the general purpose flag. Despite being there sin

There is a bit in the ZIP that's supposed to tell you the path and comment are encoded in UTF8. It's bit 11 of the general purpose flag. Despite being there since 2006 it's poorly supported by Windows and Mac. I believe Mac writes the path in UTF8 but doesn't set the bit.