☰

Firefox Speed Optimizer

Optimizes web pages for faster loading by disabling animations, blocking ads, and optimizing images

  1. // ==UserScript==
  2. // @name         Firefox Speed Optimizer
  3. // @namespace    http://tampermonkey.net/
  4. // @version      0.1
  5. // @description  Optimizes web pages for faster loading by disabling animations, blocking ads, and optimizing images
  6. // @author       Your Name
  7. // @match        *://*/*
  8. // @grant        none
  9. // ==/UserScript==
  10.  
  11. (function() {
  12.     'use strict';
  13.  
  14.     // Disable animations to reduce rendering time
  15.     document.documentElement.style.setProperty('animation', 'none', 'important');
  16.     document.documentElement.style.setProperty('transition', 'none', 'important');
  17.  
  18.     // Block unnecessary images that could slow down page load
  19.     let images = document.querySelectorAll('img');
  20.     images.forEach(img => {
  21.         if (img.src && img.src.startsWith('data:image')) {
  22.             img.src = ''; // Remove base64 images
  23.         }
  24.     });
  25.  
  26.     // Disable background images to speed up rendering
  27.     document.documentElement.style.setProperty('background-image', 'none', 'important');
  28.  
  29.     // Disable web fonts (can be a heavy resource)
  30.     let style = document.createElement('style');
  31.     style.innerHTML = `
  32.         @font-face { font-family: 'FontAwesome'; src: local('Arial'); }
  33.         * { font-family: sans-serif !important; }
  34.     `;
  35.     document.head.appendChild(style);
  36.  
  37.     // Disable lazy loading of images (if applicable) for immediate content rendering
  38.     let lazyImages = document.querySelectorAll('img[loading="lazy"]');
  39.     lazyImages.forEach(img => {
  40.         img.setAttribute('loading', 'eager');
  41.     });
  42.  
  43.     // Disable any unnecessary third-party scripts (useful for speeding up non-essential pages)
  44.     let scripts = document.querySelectorAll('script[src]');
  45.     scripts.forEach(script => {
  46.         let url = script.src.toLowerCase();
  47.         if (url.includes('ads') || url.includes('tracking')) {
  48.             script.remove();
  49.         }
  50.     });
  51.  
  52.     // Enable or set a fast refresh rate for images (optional)
  53.     let fastRefresh = document.querySelectorAll('img');
  54.     fastRefresh.forEach(img => {
  55.         img.setAttribute('decoding', 'sync');
  56.     });
  57.  
  58.     console.log("Page optimization complete!");
  59. })();