Getting Doctype / Form / Field displayed information from the displayed page

Hi,

Is there a way to get useful information for developpers from the displayed page in ERPnext backend? This Information is usually Doctype / Form / Field / …

On Odoo for example, there is a kind if “Debug” mode to activate, and each time you over the mouse on an element, it will provide this useful information about it.

One concrete example for this usage: some pages are not so obvious to guess, like the /app/stock-balance patch which has no “Cutomize Form” option, so I cannot know where the data comes from…