sentence: unofficial ports unofficial ports are available as part of the unstable distribution : : dec alpha architecture : armv8-a architecture : hp pa-risc architecture : gnu hurd kernel on ia-32 architecture : motorola 68k architecture on amiga , atari , macintosh and various embedded vme systems : powerpcspe architecture , incompatible with powerpc : powerpc64 architecture supporting 64-bit powerpc cpus with vmx : little-endian powerpc64 architecture supporting power7+ and power8 cpus : hitachi superh architecture : sun sparc architecture with 64-bit userland : x32 abi userland for x86-64 embedded systems debian supports a variety of arm - based nas devices .