FreeBSD source distribution

• available on CD and DVD

• can be downloaded from ftp.freebsd.org

• install using two floppy disks, or download ISO images and burn your own CDs

• can be updated using CVS

• can be updated using CVSup (faster CVS)

• Can be browsed, with history, on the web, at http://www.FreeBSD.org/cgi/cvsweb.cgi