Adblock Script Tampermonkey Full [work] Jun 2026

Before you can run an adblock script, you must install the manager itself. Installation Steps Tampermonkey Tutorial - James Hibbard

Ultimate Guide to Adblock Script Tampermonkey: Full Setup & Best Scripts (2026)

YouTube is notorious for its aggressive anti‑adblock system. Try using a script that , such as YouTube AdBlock Stealth Mode or Anti‑Youtube Ad‑Blocker Script . These scripts mask your adblock use or mock YouTube’s detection APIs so the site believes ads are playing normally.

// ==UserScript== // @name Universal Adblock & Tracker Shield (Full) // @namespace https://github.com // @version 1.0.0 // @description Comprehensive adblocking, tracking prevention, and anti-adblock bypass script. // @author Content Blocker Developer // @match *://*/* // @grant unsafeWindow // @run-at document-start // @noframes // ==/UserScript== (function() { 'use strict'; // 1. KNOWN AD/TRACKER DOMAIN PATTERNS (Regex) const adKeywords = [ /google-analytics\.com/, /googlesyndication\.com/, /doubleclick\.net/, /amazon-adsystem\.com/, /adnxs\.com/, /popads\.net/, /popcash\.net/, /adservice\.google/, /analytics\.js/, /adsbygoogle\.js/, /pagead\/js/ ]; // 2. CSS SELECTORS FOR COMMON AD CONTAINERS const adSelectors = [ '.ad-box', '.adsbygoogle', '[id^="div-gpt-ad"]', '.ad-container', '.sponsor-sidebar', '#header-ad', '.footer-banner', '.native-ad', 'a[href*="utm_source="]', 'iframe[src*="googleads"]', '.premium-ad' ]; // ================================================================= // LAYER 1: NETWORK INTERCEPTION (Blocking scripts before they load) // ================================================================= // Intercept standard script tags dynamically injected into the DOM const RealCreateElement = document.createElement; document.createElement = function(tagName, ...args) const element = RealCreateElement.call(document, tagName, ...args); if (tagName.toLowerCase() === 'script') const descriptor = Object.getOwnPropertyDescriptor(HTMLScriptElement.prototype, 'src'); Object.defineProperty(element, 'src', set(value) if (adKeywords.some(regex => regex.test(value))) console.warn(`[Adblock] Blocked script injection: $value`); return; // Prevent setting the src, neutralising the script descriptor.set.call(this, value); , get() return descriptor.get.call(this); ); return element; ; // Intercept Fetch API requests if (window.fetch) const realFetch = window.fetch; unsafeWindow.fetch = function(input, init) const url = typeof input === 'string' ? input : input.url; if (adKeywords.some(regex => regex.test(url))) console.log(`[Adblock] Blocked fetch request: $url`); return Promise.reject(new Error('Blocked by Adblock Script')); return realFetch.apply(this, arguments); ; // Intercept Legacy XMLHttpRequest (AJAX) const realOpen = XMLHttpRequest.prototype.open; XMLHttpRequest.prototype.open = function(method, url) if (adKeywords.some(regex => regex.test(url))) console.log(`[Adblock] Blocked XHR request: $url`); this.abort(); return; return realOpen.apply(this, arguments); ; // ================================================================= // LAYER 2: DOM SANITIZATION (Removing visual ad elements) // ================================================================= function purgeAdElements() const elements = document.querySelectorAll(adSelectors.join(',')); elements.forEach(el => console.log(`[Adblock] Removed element matching: $el.className `); el.remove(); ); // High-performance DOM observer to catch ads rendered dynamically via React/Vue/Angular const domObserver = new MutationObserver((mutations) => let shouldPurge = false; for (let i = 0; i < mutations.length; i++) if (mutations[i].addedNodes.length > 0) shouldPurge = true; break; if (shouldPurge) purgeAdElements(); ); // Initialize DOM monitoring once the document structure is available window.addEventListener('DOMContentLoaded', () => purgeAdElements(); domObserver.observe(document.body, childList: true, subtree: true ); ); // ================================================================= // LAYER 3: ANTI-POPUP & ANTI-ADBLOCK EVASION // ================================================================= // Neutralise aggressive window.open popup loops const realOpenWindow = window.open; unsafeWindow.open = function(url, name, specs) if (url && adKeywords.some(regex => regex.test(url))) console.warn(`[Adblock] Blocked malicious popup attempt to: $url`); return null; return realOpenWindow.apply(this, arguments); ; // Fake the existence of common ad variables to fool anti-adblock scripts unsafeWindow.adsbygoogle = push: function() return Array.prototype.push.apply(this, arguments); ; unsafeWindow.ga = function() {}; unsafeWindow.gtag = function() {}; })(); Use code with caution. Technical Breakdown: How the Script Works 1. The Metadata Block ( // ==UserScript== ) adblock script tampermonkey full

Ads are often injected dynamically into the webpage long after the initial HTML document loads. Hardcoded timeouts ( setInterval ) are inefficient and drain system resources. The most optimal approach is using a MutationObserver , which watches the DOM tree for changes and strikes down ad elements instantly. javascript

The webpage requests external JavaScript files, tracking pixels, or video streams from known ad-serving domains (e.g., Google AdSense, DoubleClick).

Identifying, hiding, or removing HTML elements containing advertisements. Before you can run an adblock script, you

This guide provides a comprehensive look at setting up a full adblock script environment using Tampermonkey , from installation to the latest high-performance scripts available in 2026. 1. What is Tampermonkey?

: Designed to prevent websites from detecting that you are using an adblocker. Step 3: Install the Script Once you find a script (usually ending in ), follow these steps: How to install a Userscript in Chrome + Tampermonkey

The Ultimate Guide to Adblock Scripts on Tampermonkey (2026 Edition) These scripts mask your adblock use or mock

In the modern digital landscape, the internet is virtually unusable without some form of ad blocking. Pop-ups, auto-playing video ads, banner redirects, and tracking scripts have transformed browsing from a pleasure into a frustrating obstacle course. While traditional browser extensions like uBlock Origin or AdBlock Plus are effective, they are resource-heavy and often fail against sophisticated anti-adblockers.

Building a full-scale adblock userscript in Tampermonkey bridges the gap between basic visual filtering and programmatic network manipulation. By combining network-level API overrides with a reactive MutationObserver layout sweeper, you can create a seamless, ad-free browsing environment tailored exactly to your specifications.

After installation, you must tweak the settings: