I would like external links to open in a new tab by default. (Or, enable a setting to turn this on and off).
I've found requests for this feature dating back to 2006:
In fact, throughout the years, it has been requested many times, across iterations of JIRA:
I could go on, but you can search for some of them here:
This can be done by adding an attribute to your html anchor tag component:
There is probably something in your front end that makes this harder than simply adding the attribute, but hopefully this is a small lift for a long-requested feature.