There should be turned on default automatic decorator, which adds target="_blank" and rel="noopener noreferrer" attributes to all external links (links started with http://, https:// or //);
There should not be any changes in model or view of the editors.
Additional data should be added during downcast ( you need to run window.editors.automaticDecorators.getData() to see how it works ).
There are 2 additional decorators:
phone, which detects all links started with tel: and adds phone class to such link
internal, which adds internal class to all links started with #