Files explorer от Ozair

This extension provides a better browsing experience for web accessible folders/directories.

Simply open any directory page and click the extension's icon which appears to the right of your address bar OR press ALT+SHIFT+F as a shortcut. Then the page will switch to File Explorer view which lets you view file's/folder's info (or preview video/image thumbnails if enabled) of the directory items. You can toggle between grid/list view or sort the items as well.