What Is Tampermonkey. So, understand that TamperMonkey is just one tool, very useful at what it's very good at. Its for tampering with website scripts.
TamperMonkey is an extension on Google Chrome (and some other browsers like Opera, you can use GreaseMonkey as an alternative on Firefox ). Tampermonkey is a Google Chrome and other browser extension that helps users modify the functionality of the visited site. Tampermonkey is a userscript managing application.
From what I can see, when you use @grant none, the sandbox is disabled and you will have access to the Using an IIFE too.
It's available for Chrome, Microsoft Edge, Safari, Opera Next and Firefox.
So the question mostly is, is tampermonkey in and of itself (and if it runs a. Tampermonkey is a Google Chrome and other browser extension that helps users modify the functionality of the visited site. TamperMonkey is an extension on Google Chrome (and some other browsers like Opera, you can use GreaseMonkey as an alternative on Firefox ).