foo.sh

#!/bin/bash

function run-mutt() {
  local account=$1
  local muttFile="$(realpath ${HOME}/.mutt/account-${account}.rc)"

  echo "Launching mutt @${account}"
  tilix \
    --title="$(which mutt) @${account}" \
    --action="app-new-session" \
    -e $(which mutt) -F ${muttFile}
}

function run-weechat() {
  echo "Launching weechat"
  tilix \
    --title="$(which weechat)" \
    -e $(which weechat)
}

run-weechat &
run-mutt redhat.com
run-mutt blegh.net
run-mutt gmail.com