mailx is a Unix utility program for sending and receiving mail, also known as a Mail User Agent program. Being a console application with a command syntax similar to ed, it is the POSIX standardized variant of the Berkeley Mail utility. See also mail (Unix) References External links History of mail and mailx from the Heirloom Project mailx Tutorial from the engineering Dpt. at Purdue University at GNU Mailutils manual S-nail manual Unix SUS2008 utilities Email client software for Linux Unix Internet software Free email software Console applications Software using the BSD license