[jwilkins]

or cli via https://github.com/dcadenas/gmail_sender

create ~/.gmail and the post's example is:

   gmail -t [e-mail] -s "Automate your life: sending emails" -c "Why'd the elephant sit on the marshmallow?"

plus you can have a default receiver and

    sha256deep -rl / | gmail

also useful is filtering via https://github.com/antifuchs/gmail-britta