The S10.run Calendar Helper is a Chrome extension developed by fetsh. This free add-on falls under the category of Browsers, specifically Add-ons & Tools. Its main feature is the ability to clone the previous week's calendar for the s10.run website.

With the S10.run Calendar Helper, users can easily duplicate their calendar from the previous week, saving time and effort. This feature is particularly useful for users who have recurring events or tasks on a weekly basis. By simply clicking a button, the extension copies all the events and appointments from the previous week and adds them to the current week's calendar.

This extension is a convenient tool for users of the s10.run website who want to streamline their calendar management. With the ability to clone the previous week's calendar, users can stay organized and ensure that no important events or tasks are overlooked.