One of the clear advantages of the Drupal system is the existence of a large number of extensions that can be plugged in to expand the functionality of the default system. A number of these extensions are designed to enhance your ability to achieve search engine optimization. Like the extensions in other categories, the SEO extensions are of varying functionality and quality. In this chapter, we look at a number of SEO extensions with the goal of helping you understand exactly what they can do and why you might want to consider adding them to your Drupal site. We then look at the configuration of some of the more complex extensions.
Topics covered in this chapter include: