1. You can download the source code of any extension on the Chrome Web Store using this extension: https://chrome.google.com/webstore/detail/chrome-extension-so

1. You can download the source code of any extension on the Chrome Web Store using this extension: https://chrome.google.com/webstore/detail/chrome-extension-source-v/jifpbeccnghkjeaalbbjmodiffmgedin?hl=en https://chrome.google.com/webstore/detail/chrome-extension-s... 2. Review the source code. 3. Visit chrome://extensions and enable developer mode. 4. Click "Load unpacked extension" and point to the folder containing the extension source code you've reviewed. C.f. https://developer.chrome.com/extensions/getstarted#unpacked https://developer.chrome.com/extensions/getstarted#unpacked