Due to Mozilla's continued lack of professionalism we have stopped development of the Firefox version of this extension. Hopefully they will get their act together so that we can resume development, but until then you can use the Chrome version of the extension, which continues to be fully supported.
Checks if pages are powered by Drupal, what version they are running, and indicates if the version in use is outdated.
The extension is also available for Chrome
The same functionality is also available in a web based tool
You can find the instructions for upgrading Drupal here
.Need Drupal Upgraded?
We can upgrade your website to the latest version of Drupal
If your Drupal website hasn't been kept up to date and has been hacked we can clean it up for you