SearchDiggity, the primary attack tool in Partner Francis Brown's Google Hacking Diggity Project, is discussed in this Peerlyst article SearchDiggity Tool - A for n easy way to Search Google, Bing and Shodan.

To read more about SearchDiggity, check out the Google Hacking Diggity Project Resources page and Francis Brown's blog post SearchDiggity: Avoid Bot Detection Issues by Leveraging Google, Bing, and Shodan APIs.