SEOBook - Rank Checker Tool for Firefox

Handy open source rank checking tool created by SEOBook, access from your Firefox browser. Check out the advanced features available:
Rank Checker Tool for Firefox

SEOlogs.com - View Public Stats for Thousands of Web Sites

The author shares his search techniques for finding Statcounter statistics online:
View Public Stats for Thousands of Web Sites

Netconcepts - SEO Title Tag 2.1.3 for WordPress

Nifty plugin tool to SEO your title tags in WordPress:
SEO Title Tag 2.1.3 for WordPress