neomutt — NeoMutt email client. More information: <https://neomutt.org/guide/reference.html>.

Open the specified mailbox

neomutt -f {{path/to/mailbox}}

Start writing an email and specify a subject and a `cc` recipient

neomutt -s "{{subject}}" -c {{cc@example.com}} {{recipient@example.com}}

Send an email with files attached

neomutt -a {{path/to/file1 path/to/file2 ...}} -- {{recipient@example.com}}

Specify a file to include as the message body

neomutt -i {{path/to/file}} {{recipient@example.com}}

Specify a draft file containing the header and the body of the message, in RFC 5322 format

neomutt -H {{path/to/file}} {{recipient@example.com}}