A simple extension that allows you to set up multiple countdown timer by using the Chrome address bar in order to remember important events
Omnibox Timer is a Google Chrome extension designed to enhance the role of the browser's address bar. It enables you to start a countdown and schedule an alarm by specifying the time interval.
The address bar button will display a message when the countdown is started and a notification will be displayed when the timer expires. You can use a text to speech or select a classic alarm from the Options tab.
Note: In order to install the extension you need to drag and drop the downloaded file in the Extensions tab.