LinuxonAndroid mains goal is the bring its users the easiest, and fastest way to get a full Linux Distro on device! Leaving no impact on your android ROM, LinuxonAndroid is also the safest way to install Linux. LinuxonAndroid supports Ubuntu, Debian and http://www.listalternative.com/product/backtrack/ with Arch Linux, openSUSE and Fedora in testing! (And more to come soon)