"rPath is pleased to announce that rPath Linux 2 is now
available and recommended for general use as an appliance platform.
rPath Linux is a base operating system platform on which you easily
build customized virtual or software appliances, or even an entire
operating system of your own. Building on the rPath Linux
foundation, use rPath's tools to create and maintain your own
minimal operating system stack, with 'Just Enough OS' to support
the applications and services you include..."