Originally Posted by ynots
Hello, I was wondering if your program works on Mountain Lion?
Well, it works for me, so it can
run on Mountain Lion.
What happens if you double-click it? You should get asked whether you want it to compile Fast or Small, and then get to choose which kindlegen it uses.
When you drag&drop, do you get a text file produced? that would show what's happening when it tries to run kindlegen