Macpup is an operating system based on Puppy Linux but also includes the Enlightenment WM ; users can quickly switch window managers without rebooting .
Puppy Linux has Puppy 's normal JWM window manager available .
Macpup is an operating system based on Puppy Linux , which has Puppy 's normal JWM window manager available , but also includes the Enlightenment WM ; users can quickly switch window managers without rebooting .