DoubleCommand is a software application for Mac OS X (a kernel extension) that lets you remap keys. In other words, with this tool, you can change the way your keyboard works. Often used to make a PC keyboard more comfortable with a Mac, swapping the Alt (Option) and Windows (Command or Apple) keys, since they are in swapped positions on Mac and PC keyboards. DoubleCommand is a quick and easy way to fix this if you use a PC keyboard with your Mac.
