Get all the event listeners on a page

getListeners

[...document.querySelectorAll('*')]
		.map((e) => ({
			element: e, 
			listeners: Object.keys(getEventListeners(e))
				.map((k) => ({
					event: k, 
					listeners: getEventListeners(e)[k]
				}))
		}))
		.filter((item) => item.listeners.length);