xdg-email command_examples
xdg-email – command line tool for sending mail using the user’s preferred e-mail composer
xdg-email 'Jeremy White '
xdg-email --attach /tmp/logo.png \ --subject 'Logo contest' \ --body 'Attached you find the logo for the contest.' \ 'jwhite@example.com'
xdg-email --subject 'Your password is about to expire' \ 'jwhite@example.com' 'bastian@example.com' 'whipple@example.com'