<messaging> (mush) A MUA for Unix and MS-DOS. It has both line-mode and full-screen interfaces as well as a SunView interface.
mush provides a very powerful shell interface with a csh-like scripting language, plenty of environment variables, command-line aliases, filename completion, conditionals, and command piping.
z-mail is a more recent commercial version of mush.
Usenet newsgroup: comp.mail.mush.
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Nearby terms: Mail Transfer Agent « Mail Transport Agent « mail user agent « Mail Users' Shell » main » MAINBOL » Main Distribution Frame