Random Password Generator by Sysop Scripts is an application that allows you to generate passwords of various lengths. Although there is no version of Random Password Generator for Mac released yet, there are other applications that share the same main functionality you can use instead. Here is a list with some alternatives to Random Password Generator for Mac.
Feel free to add any alternative to Random Password Generator for Mac that you know of.
Suggest Alternatives
Isn't it easier to use online ways to generate passwords? Keeping too many apps on your Mac isn't good.