Speed Up Web Page Loading

Make web pages load faster by blocking ads and implementing lazy loading for images.

Verze ze dne 16. 06. 2024. Zobrazit nejnovější verzi.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Speed Up Web Page Loading
// @namespace    https://discord.gg/gFNAH7WNZj
// @version      1.2
// @description  Make web pages load faster by blocking ads and implementing lazy loading for images.
// @author       Bacon But Pro
// @match        *://*/*
// @grant        none
// @icon         https://cdn141.picsart.com/351217840073211.png
// @license MIT
// ==/UserScript==
 
(function() {
    'use strict';
 
    // Block ads and tracking scripts
    const blockedDomains = [
        'doubleclick.net',
        'googlesyndication.com',
        'google-analytics.com',
        'adsafeprotected.com',
        'adnxs.com',
        'rubiconproject.com',
        'pubmatic.com',
        'scorecardresearch.com',
        'bluekai.com',
        'facebook.net',
        'twitter.com',
        'amazon-adsystem.com',
        'ads-twitter.com',
        'criteo.com',
        'taboola.com',
        'outbrain.com',
        'cdn.ampproject.org',
        'quantserve.com',
        'googletagmanager.com',
        'yahoo.com',
        'gemini.yahoo.com'
    ];
 
    const observer = new MutationObserver(() => {
        document.querySelectorAll('script[src], iframe[src]').forEach(el => {
            blockedDomains.forEach(domain => {
                if (el.src.includes(domain)) {
                    el.remove();
                }
            });
        });
    });
 
    observer.observe(document.documentElement, { childList: true, subtree: true });
 
    // Implement lazy loading for images
    document.addEventListener('DOMContentLoaded', () => {
        const images = document.querySelectorAll('img');
 
        images.forEach(image => {
            if (image.complete) return;
            image.setAttribute('loading', 'lazy');
        });
 
        const lazyLoadObserver = new IntersectionObserver((entries, observer) => {
            entries.forEach(entry => {
                if (entry.isIntersecting) {
                    const img = entry.target;
                    img.src = img.dataset.src;
                    observer.unobserve(img);
                }
            });
        });
 
        images.forEach(img => {
            if (img.dataset.src) {
                lazyLoadObserver.observe(img);
            } else {
                img.dataset.src = img.src;
                img.src = '';
                lazyLoadObserver.observe(img);
            }
        });
    });

    // Remove unwanted elements like pop-ups
    const removeUnwantedElements = () => {
        const unwantedSelectors = [
            '.popup', // common class name for pop-ups
            '.ad-banner', // common class name for ad banners
            '#subscribe-modal', // common ID for subscription modals
            '.overlay', // common class name for overlay ads
        ];

        unwantedSelectors.forEach(selector => {
            document.querySelectorAll(selector).forEach(el => el.remove());
        });
    };

    const unwantedObserver = new MutationObserver(removeUnwantedElements);
    unwantedObserver.observe(document.documentElement, { childList: true, subtree: true });
    document.addEventListener('DOMContentLoaded', removeUnwantedElements);
})();