List Of SEO Tools Makes Optimization Easy

Site Map generator
http://www.xml-sitemaps.com/

HTML Validator
http://validator.w3.org/

Speed Analyze tools
https://developers.google.com/speed/pagespeed/
http://whichloadsfaster.com/

keywords density tools
http://tools.seobook.com/general/keyword-density/

For checking the net speed
http://www.speedtest.net/

Add to any for bookmarking
http://share.lockerz.com/buttons/

For finding the details
http://backlinkchecker.com

Online Page Rank tool
http://www.thegetpr.info/

Finding the postal code
http://www.geonames.org/postalcode-search.html?

Create short url
http://tinyurl.com/create.php