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Universal Tracker Remover

Removes common tracking parameters (e.g., utm_source, fbclid, from) from all links and the browser address bar, on all websites.

  1. // ==UserScript==
  2. // @name         Universal Tracker Remover
  3. // @namespace    https://cleanlinks.net/
  4. // @version      1.0
  5. // @description  Removes common tracking parameters (e.g., utm_source, fbclid, from) from all links and the browser address bar, on all websites.
  6. // @author       DiCK
  7. // @match        *://*/*
  8. // @grant        none
  9. // ==/UserScript==
  10.  
  11. (function () {
  12.     'use strict';
  13.  
  14.     // List of tracking parameters to remove
  15.     const trackingParams = [
  16.         'utm_source',
  17.         'utm_medium',
  18.         'utm_campaign',
  19.         'utm_term',
  20.         'utm_content',
  21.         'fbclid',
  22.         'gclid',
  23.         'mc_cid',
  24.         'mc_eid',
  25.         'ref',
  26.         'ref_',
  27.         'from'
  28.     ];
  29.  
  30.     // Remove trackers from a given URL string
  31.     function removeTrackersFromUrl(urlString) {
  32.         try {
  33.             const url = new URL(urlString, window.location.origin);
  34.             let modified = false;
  35.  
  36.             trackingParams.forEach(param => {
  37.                 if (url.searchParams.has(param)) {
  38.                     url.searchParams.delete(param);
  39.                     modified = true;
  40.                 }
  41.             });
  42.  
  43.             return modified ? url.toString() : urlString;
  44.         } catch (e) {
  45.             // Fail silently if invalid URL
  46.             return urlString;
  47.         }
  48.     }
  49.  
  50.     // Clean all anchor tags on the page
  51.     function cleanLinks() {
  52.         const links = document.querySelectorAll('a[href*="?"], a[href*="&"]');
  53.  
  54.         links.forEach(link => {
  55.             const cleaned = removeTrackersFromUrl(link.href);
  56.             if (cleaned !== link.href) {
  57.                 link.href = cleaned;
  58.             }
  59.         });
  60.     }
  61.  
  62.     // Clean the browser address bar (without reloading the page)
  63.     function cleanAddressBar() {
  64.         const currentUrl = window.location.href;
  65.         const cleaned = removeTrackersFromUrl(currentUrl);
  66.  
  67.         if (cleaned !== currentUrl) {
  68.             const urlObj = new URL(cleaned);
  69.             const newUrl = urlObj.pathname + urlObj.search + urlObj.hash;
  70.             window.history.replaceState(null, '', newUrl);
  71.         }
  72.     }
  73.  
  74.     // Run immediately
  75.     cleanLinks();
  76.     cleanAddressBar();
  77.  
  78.     // Watch for dynamic changes (e.g., AJAX navigation)
  79.     const observer = new MutationObserver(() => {
  80.         cleanLinks();
  81.     });
  82.  
  83.     observer.observe(document.body, { childList: true, subtree: true });
  84. })();