anchor.diff:  
   Loading your local copy of the extension on Chrome (or Chromium), Firefox or Opera is super easy!
   
  -=== Chrome, Chromium or Opera
  +=== Chrome, Chromium, Brave or Opera
   
    1. Check `Developer mode` in `chrome://extensions`
    2. Click `Load unpacked extension...` and select the extension `app` directory
  
positive.code: 
  == Usage
  
  === Chrome, Chromium or Opera
  
   1. Install the extension from the {uri-chrome-webstore}[Chrome Web Store] or the {uri-opera-addon}[Opera Add-ons website]
   2. Check `Allow access to file URLs` in `chrome://extensions`
  
negative.code: 
  The extension can be configured via an options page.
  
  To open the options page, in Chrome, Brave or Opera, right-click the extension icon and choose Options on the menu.
  You can also go to `chrome://extensions` and click the Options link.
  
  In Firefox, go to `about:addons` and click the More link or the Preferences button.
  