Copy code to clipboard; hiding and saving the state of the "Blog", "Meta" blocks by clicking; adding links to all questions of the author and all questions only with tags of the current question to the user's card; stretching and restoring page content for better reading of code listings; redirecting from localized versions of the site to an English-language domain with a search for the current question.

Adds the ability to export and import documents from local storage in raw format (see "Export as" and "Import from" menus). When exporting documents, you can select the option to automatically delete documents after exporting.