Multiple Widgets

No, though it would be pretty easy to modify a copy of the code to set it up as a 2nd plugin which would create a 2nd widget. At a minimum, you would need to change the text domain, plugin unique id and the options id the plugin uses to save its preferences. There might be some other settings you would need to change, as well, to make sure it didn’t ‘collide’ with the first one, and you would probably want to change the description so you could tell the different ones apart when you were looking at your plugins list.