Sound notifications

• tput bel: while true; do tput bel; sleep 1; done

paplay command
echo -e '\a'
printf '\7'
terminal-notifier -sound default -message "Your notification text!"

Related

• Zenity
• notify-send
• sudo apt-get install undistract-me
• 2018, pip install ntfy
• Amazon Polly
• ping -a

See also

• Sound notifications: tput bel, paplay, echo -e '\a', printf '\7', osascript -e 'beep 1', afplay, ping -a, say, ntfy.sh, bip (alias)