#!/bin/sh echo "Content-Type: multipart/related; boundary=\"boundary-example\"; type=\"text/html\"" echo echo "--boundary-example" echo "Content-Type: text/html" echo echo "<h1>Email</h1>" echo "<img src=\"cid:image.png\" alt=\"image\">" echo echo "--boundary-example" echo "Content-Location: CID:something" echo "Content-ID: <image.png>" echo "Content-Type: image/png" echo "Content-Transfer-Encoding: BASE64" echo base64 /tmp/image.png echo "--boundary-example--"
./email.sh | sendmail some@emailaddress.com