Wincher is a Google search engine rank tracking plugin which enables you to keep an eye on all your keywords and your competition.
Datamines your Wassup stats database for visitor search engine keywords and provides a ranked list.
The ultimate rank tracking solution for WordPress, that helps you track your keyword positions and SEO rankings on Google.
Track your site's keyword performance in Google, Bing, and Yahoo! Track 10 keywords daily for Free
This plugin will track your Google Search Engine ranking for keywords which bring visitors to your website.
Provide GeoRanker and eRanker SEO tools like Rank Tracker, Top Advertisers, Google First Page, Local Carrousel Data and others.
The Whoosh Traffic plugin provides a Rank Tracker and a Keyword Research plugin integrated right into your blog.