PC-BSD is a free, open-source operating system based on rock-solid FreeBSD.
: 1 | opensource - freebsd - pc-bsd - unixOpenNet - , Linux, BSD Unix .
: 1 | freebsd - unix - linux - bsd.
: 1 | freebsd - unix - linux - solaris - windowsFreeBSD.
: 1 | - freebsd -