YouTube Ad Blocker

1// ==UserScript==
2// @name		YouTube Ad Blocker
3// @description		Blocks ads on YouTube videos and pages
4// @version		1.0.1
5// @match		https://*.youtube.com/*
6// @icon		https://www.youtube.com/s/desktop/ce9675e8/img/favicon_32x32.png
7// ==/UserScript==
8(function() {
9    'use strict';
10
11    console.log('YouTube Ad Blocker initialized');
12
13    // Debounce function to prevent excessive calls
14    function debounce(func, wait) {
15        let timeout;
16        return function executedFunction(...args) {
17            const later = () => {
18                clearTimeout(timeout);
19                func(...args);
20            };
21            clearTimeout(timeout);
22            timeout = setTimeout(later, wait);
23        };
24    }
25
26    // Function to remove ads from the page
27    function removeAds() {
28        let adsRemoved = 0;
29
30        // Remove video ads and ad containers
31        const adSelectors = [
32            'ytd-ad-slot-renderer',
33            'ytd-in-feed-ad-layout-renderer',
34            'ytd-banner-promo-renderer',
35            'ytd-video-masthead-ad-v3-renderer',
36            'ytd-statement-banner-renderer',
37            'ytd-action-companion-ad-renderer',
38            'ytd-display-ad-renderer',
39            'ytd-promoted-sparkles-web-renderer',
40            '.video-ads',
41            '.ytp-ad-module',
42            '.ytp-ad-overlay-container',
43            '.ytp-ad-text-overlay',
44            'ytd-compact-promoted-item-renderer',
45            'ytd-promoted-video-renderer'
46        ];
47
48        adSelectors.forEach(selector => {
49            const ads = document.querySelectorAll(selector);
50            ads.forEach(ad => {
51                if (ad && ad.parentElement) {
52                    console.log(`Removing ad element: ${selector}`);
53                    ad.remove();
54                    adsRemoved++;
55                }
56            });
57        });
58
59        // Skip video ads by detecting and clicking skip button
60        const skipButton = document.querySelector('.ytp-ad-skip-button, .ytp-skip-ad-button');
61        if (skipButton) {
62            console.log('Clicking skip ad button');
63            skipButton.click();
64            adsRemoved++;
65        }
66
67        // Remove overlay ads on videos
68        const overlayAds = document.querySelectorAll('.ytp-ad-overlay-close-button');
69        overlayAds.forEach(closeBtn => {
70            console.log('Closing overlay ad');
71            closeBtn.click();
72            adsRemoved++;
73        });
74
75        if (adsRemoved > 0) {
76            console.log(`Total ads removed: ${adsRemoved}`);
77        }
78    }
79
80    // Function to speed up video ads if they can't be skipped
81    function speedUpVideoAds() {
82        const video = document.querySelector('video');
83        if (video) {
84            const adPlaying = document.querySelector('.ad-showing, .ytp-ad-player-overlay');
85            if (adPlaying) {
86                console.log('Ad detected, speeding up video');
87                video.playbackRate = 16; // Maximum speed
88                video.muted = true;
89            }
90        }
91    }
92
93    // Add CSS to hide ads
94    const style = document.createElement('style');
95    style.textContent = `
96        ytd-ad-slot-renderer,
97        ytd-in-feed-ad-layout-renderer,
98        ytd-banner-promo-renderer,
99        ytd-video-masthead-ad-v3-renderer,
100        ytd-statement-banner-renderer,
101        ytd-action-companion-ad-renderer,
102        ytd-display-ad-renderer,
103        ytd-promoted-sparkles-web-renderer,
104        ytd-compact-promoted-item-renderer,
105        ytd-promoted-video-renderer,
106        .video-ads,
107        .ytp-ad-module,
108        .ytp-ad-overlay-container,
109        .ytp-ad-text-overlay {
110            display: none !important;
111            visibility: hidden !important;
112            height: 0 !important;
113            width: 0 !important;
114            opacity: 0 !important;
115        }
116    `;
117    document.head.appendChild(style);
118    console.log('Ad blocking CSS injected');
119
120    // Initial ad removal
121    removeAds();
122
123    // Create debounced version of removeAds
124    const debouncedRemoveAds = debounce(removeAds, 500);
125
126    // Watch for DOM changes to catch dynamically loaded ads
127    const observer = new MutationObserver(debouncedRemoveAds);
128    
129    observer.observe(document.body, {
130        childList: true,
131        subtree: true
132    });
133
134    console.log('MutationObserver started watching for ads');
135
136    // Periodically check for video ads and speed them up
137    setInterval(() => {
138        removeAds();
139        speedUpVideoAds();
140    }, 1000);
141
142    console.log('YouTube Ad Blocker is now active');
143})();