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Comprehensive ad blocking across YouTube, Facebook, Twitter/X, Instagram, Reddit, news sites, and more.
// ==UserScript==
// @name Universal Ad Blocker Pro
// @namespace https://github.com/yourusername/universal-ad-blocker
// @version 6.0.0
// @description Comprehensive ad blocking across YouTube, Facebook, Twitter/X, Instagram, Reddit, news sites, and more.
// @author Gorstak
// @license MIT
// @match *://*.youtube.com/*
// @match *://*.facebook.com/*
// @match *://*.twitter.com/*
// @match *://*.x.com/*
// @match *://*.instagram.com/*
// @match *://*.reddit.com/*
// @match *://*.twitch.tv/*
// @match *://*.linkedin.com/*
// @match *://*.pinterest.com/*
// @match *://*.tiktok.com/*
// @match *://*.news.google.com/*
// @match *://*.cnn.com/*
// @match *://*.forbes.com/*
// @match *://*.nytimes.com/*
// @match *://*.washingtonpost.com/*
// @match *://*.theguardian.com/*
// @match *://*.bbc.com/*
// @match *://*.medium.com/*
// @match *://*.fandom.com/*
// @match *://*.wikia.com/*
// @grant none
// @run-at document-start
// ==/UserScript==
(() => {
"use strict";
console.log("[Universal Ad Blocker] Initializing...");
const blockedDomains = [
"doubleclick.net", "googleadservices.com", "googlesyndication.com", "adservice.google.com",
"amazon-adsystem.com", "taboola.com", "outbrain.com", "criteo.com", "scorecardresearch.com",
"ads-twitter.com", "static.ads-twitter.com", "advertising.com", "adnxs.com", "pubmatic.com",
"rubiconproject.com", "adsafeprotected.com", "moatads.com", "advertising.yahoo.com",
"adtech.de", "adform.net", "serving-sys.com", "google-analytics.com", "googletagmanager.com",
"facebook.com/tr", "connect.facebook.net", "pixel.facebook.com", "analytics.twitter.com",
"pixel.reddit.com", "ads.linkedin.com", "analytics.tiktok.com", "hotjar.com", "fullstory.com",
"segment.io", "segment.com", "mixpanel.com", "amplitude.com"
];
const blockedPatterns = [
"/api/stats/ads", "/api/stats/atr", "/pagead/", "/ptracking", "/ad?", "/ads?", "/advert",
"/sponsored", "/promotion", "/tracking", "/analytics", "/collect?", "/beacon", "/pixel",
"/imp?", "/impression", "/click?", "ad_banner", "ad_frame", "sponsored_content", "promo_banner"
];
// Network interception
const originalFetch = window.fetch;
window.fetch = function (...args) {
const url = typeof args[0] === "string" ? args[0] : (args[0]?.url || "");
if (blockedDomains.some(d => url.includes(d)) || blockedPatterns.some(p => url.includes(p))) {
return Promise.reject(new Error("Blocked by Universal Ad Blocker"));
}
return originalFetch.apply(this, args);
};
const originalOpen = XMLHttpRequest.prototype.open;
XMLHttpRequest.prototype.open = function (method, url, ...rest) {
if (typeof url === "string" &&
(blockedDomains.some(d => url.includes(d)) || blockedPatterns.some(p => url.includes(p)))) {
return;
}
return originalOpen.call(this, method, url, ...rest);
};
// =========================
// YouTube hardened section
// =========================
function nukePlayerAdsObject(obj) {
if (!obj || typeof obj !== "object") return;
const adKeys = ["adPlacements", "adSlots", "playerAds", "adBreakHeartbeatParams", "ad3Module", "adSafetyReason"];
for (const key of adKeys) if (key in obj) delete obj[key];
for (const k of Object.keys(obj)) {
if (obj[k] && typeof obj[k] === "object") nukePlayerAdsObject(obj[k]);
}
}
const _jsonParse = JSON.parse;
JSON.parse = function (...args) {
const out = _jsonParse.apply(this, args);
try { if (out && typeof out === "object") nukePlayerAdsObject(out); } catch {}
return out;
};
function removeYouTubeAds() {
document.querySelectorAll(
".ytp-ad-skip-button, .ytp-skip-ad-button, .ytp-ad-skip-button-modern, .ytp-skip-ad-button__text"
).forEach(btn => btn.click && btn.click());
[
".ytp-ad-module", ".ytp-ad-player-overlay", ".ytp-ad-overlay-container",
".video-ads", "#player-ads", "ytd-display-ad-renderer",
"ytd-promoted-sparkles-web-renderer", "ytd-promoted-video-renderer",
"ytd-ad-slot-renderer", "ytd-banner-promo-renderer"
].forEach(sel => document.querySelectorAll(sel).forEach(el => el.remove()));
const player = document.querySelector(".html5-video-player");
const video = document.querySelector("video");
if (player && player.classList.contains("ad-showing") && video) {
if (Number.isFinite(video.duration) && video.duration > 0) {
video.currentTime = Math.max(0, video.duration - 0.1);
}
video.muted = true;
video.playbackRate = 16;
video.play().catch(() => {});
player.classList.remove("ad-showing");
}
}
// Other sites
function removeFacebookAds() {
document.querySelectorAll('div[role="article"]').forEach(article => {
if (/sponsored/i.test(article.textContent || "")) article.style.display = "none";
});
}
function removeTwitterAds() {
document.querySelectorAll('article, [data-testid="placementTracking"]').forEach(el => {
const t = el.textContent || "";
if (/promoted|ad ·|advertisement/i.test(t) || el.matches('[data-testid="placementTracking"]')) {
el.style.display = "none";
}
});
}
function removeRedditAds() {
const sels = ['div[data-promoted="true"]', 'a[data-click-id="promoted"]', ".promotedlink", "shreddit-ad-post"];
sels.forEach(sel => document.querySelectorAll(sel).forEach(el => el.remove()));
}
function removeInstagramAds() {
document.querySelectorAll("article").forEach(a => {
if (/sponsored/i.test(a.textContent || "")) a.style.display = "none";
});
}
function removeLinkedInAds() {
document.querySelectorAll(".feed-shared-update-v2, [data-ad-banner-id], [data-is-sponsored='true']").forEach(el => {
if (/promoted|sponsored/i.test(el.textContent || "")) el.remove();
});
}
function removeTwitchAds() {
['[data-a-target="video-ad-label"]', ".video-ad", ".advertisement-banner"]
.forEach(sel => document.querySelectorAll(sel).forEach(el => el.remove()));
}
function removeGenericAds() {
[
"ins.adsbygoogle", 'iframe[id*="google_ads"]', 'iframe[id*="aswift"]',
'div[id*="taboola"]', 'div[id*="outbrain"]', 'div[class*="advert"]',
".video-ad-overlay", ".preroll-ad", ".midroll-ad"
].forEach(sel => document.querySelectorAll(sel).forEach(el => el.remove()));
}
function removeAllAds() {
const h = location.hostname;
if (h.includes("youtube.com")) {
nukePlayerAdsObject(window.ytInitialPlayerResponse);
nukePlayerAdsObject(window.ytInitialData);
removeYouTubeAds();
} else if (h.includes("facebook.com")) {
removeFacebookAds();
} else if (h.includes("twitter.com") || h.includes("x.com")) {
removeTwitterAds();
} else if (h.includes("reddit.com")) {
removeRedditAds();
} else if (h.includes("instagram.com")) {
removeInstagramAds();
} else if (h.includes("linkedin.com")) {
removeLinkedInAds();
} else if (h.includes("twitch.tv")) {
removeTwitchAds();
}
removeGenericAds();
}
removeAllAds();
const intervalMs = location.hostname.includes("youtube.com") ? 300 : 1000;
setInterval(removeAllAds, intervalMs);
const startObserver = () => {
const obs = new MutationObserver(removeAllAds);
obs.observe(document.documentElement, { childList: true, subtree: true });
};
if (document.documentElement) startObserver();
else document.addEventListener("DOMContentLoaded", startObserver);
console.log("[Universal Ad Blocker] Initialized");
})();