Optimizes web pages for faster loading by disabling animations, blocking ads, and optimizing images
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// ==UserScript==
// @name Firefox Speed Optimizer
// @namespace http://tampermonkey.net/
// @version 0.1
// @description Optimizes web pages for faster loading by disabling animations, blocking ads, and optimizing images
// @author Your Name
// @match *://*/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
// Disable animations to reduce rendering time
document.documentElement.style.setProperty('animation', 'none', 'important');
document.documentElement.style.setProperty('transition', 'none', 'important');
// Block unnecessary images that could slow down page load
let images = document.querySelectorAll('img');
images.forEach(img => {
if (img.src && img.src.startsWith('data:image')) {
img.src = ''; // Remove base64 images
}
});
// Disable background images to speed up rendering
document.documentElement.style.setProperty('background-image', 'none', 'important');
// Disable web fonts (can be a heavy resource)
let style = document.createElement('style');
style.innerHTML = `
@font-face { font-family: 'FontAwesome'; src: local('Arial'); }
* { font-family: sans-serif !important; }
`;
document.head.appendChild(style);
// Disable lazy loading of images (if applicable) for immediate content rendering
let lazyImages = document.querySelectorAll('img[loading="lazy"]');
lazyImages.forEach(img => {
img.setAttribute('loading', 'eager');
});
// Disable any unnecessary third-party scripts (useful for speeding up non-essential pages)
let scripts = document.querySelectorAll('script[src]');
scripts.forEach(script => {
let url = script.src.toLowerCase();
if (url.includes('ads') || url.includes('tracking')) {
script.remove();
}
});
// Enable or set a fast refresh rate for images (optional)
let fastRefresh = document.querySelectorAll('img');
fastRefresh.forEach(img => {
img.setAttribute('decoding', 'sync');
});
console.log("Page optimization complete!");
})();