Search effective software for SEO, Google Page Rank

Anybody can recommend me links to order powerful software for SEO, Google Page Rank?
It's really important to me. Please, help.

Thanks

P.S. Also I need for advertising software that able recognize CAPTHA's, able mass posting, able sort sites by Google PageRank (PR) and others. By the way, I'm interested in any scripts to work whith Google AdSense, Google AdWords.
P.P.S. Sorry for my post in "Quizz" category.