If you're looking to Download Formatter on your Chromebook laptop Then read the following guideline.

Formatter provides a quick way to reformat JSON files you are working with to make them more humanly readable. - Drag and drop onto the app window or dock icon to reformat files. - Enhances Quick Look to provide formatted previews of JSON files. - Use Xcode extension to reformat files in your Xcode projects with a shortcut key.