command_line platform allows you to use external tools for notifications from Home Assistant. The message will be passed in as STDIN.
To enable those notifications in your installation, add the following to your
# Example configuration.yaml entry notify: - name: NOTIFIER_NAME platform: command_line command: "espeak -vmb/mb-us1"
- name (Optional): Setting the optional parameter
nameallows multiple notifiers to be created. The default value is
notify. The notifier will bind to the service
- command (Required): The action to take.
To use notifications, please see the getting started with automation page.