(function() 'use ' + 'strict'; // A brief list of common ad/analytics keywords and domains const adKeywords = [ 'doubleclick.net', 'googleads', 'adservice', 'adnxs', 'pagead', 'analytics.js', 'telemetry', 'popads', 'popunder' ]; function isAdUrl(url) if (!url) return false; return adKeywords.some(keyword => url.toLowerCase().includes(keyword)); // 1. Intercept XMLHttpRequest const originalXHR = window.XMLHttpRequest.prototype.open; window.XMLHttpRequest.prototype.open = function(method, url, ...args) if (isAdUrl(url)) console.log(`[AdBlock] Blocked XHR: $url`); // Modify the URL to an invalid destination to kill the request url = 'javascript:void(0);'; return originalXHR.apply(this, [method, url, ...args]); ; // 2. Intercept Fetch API const originalFetch = window.fetch; window.fetch = async function(input, init) let url = typeof input === 'string' ? input : (input instanceof Request ? input.url : ''); if (isAdUrl(url)) console.log(`[AdBlock] Blocked Fetch: $url`); return new Response('', status: 404, statusText: 'Not Found' ); return originalFetch.apply(this, arguments); ; )(); Use code with caution. Step 3: Removing and Hiding DOM Elements
This paper explores the technical architecture, implementation, and ethical implications of using Tampermonkey as a platform for comprehensive ad-blocking solutions. adblock script tampermonkey full
The most popular host for ad-blocking userscripts. You can find scripts tailored for specific high-traffic sites like YouTube, Twitch, or various news outlets. (function() 'use ' + 'strict'; // A brief
// Function to remove elements by selector function killAds(selectors) selectors.forEach(selector => document.querySelectorAll(selector).forEach(el => el.remove()); ); input : (input instanceof Request
You can modify the open-source JavaScript code directly to target elements, block scripts, or whitelist favorite creators. Setting Up Your Tampermonkey Environment
Overriding native JavaScript functions ( fetch , XMLHttpRequest , document.createElement ) to prevent ad networks from initializing.
You can precisely choose which elements (ads, banners, trackers) to remove.