Check My Links - Highlights broken links on page
New Tab by Flickr - Get a beautiful photo each time you open a new tab
Panguin Tool by Barracuda Digital - See your website's Google organic visit data overlaid with Google's major algorithm updates and changes to easily identify the impact on your website. Technology by Barracuda Digital.
Exposure New Tab - Get a beautiful photo from Exposure in every new tab
SEOmator - SEO website analysis & audit tool
Less Boring New Tab - Your browser deserves a better new tab page