mutt is one of giants of The Great MUA Wars that raged throughout the The Era of The CLI in the UNIX metaverse. Some say that it was the power of vim that helped it banish pine to the nether regions of the
/opt tree, but that tale I will tell another (late) night…
Sending a file as a MIME attachment:
echo | mutt -s "Some File" -a /path/to/file -- [email protected]
Configuration File Tweaking:
.muttrc Builder - for when you just can’t be bothered to skim through the manual pages.