websearchtechniques.com

Another SEO tool is:  http://www.keywordspy.com/

According to them “Through this keyword tool and keyword software, you can perform advanced keyword research and keyword tracking to study what your competitors have been advertising in their Adwords campaigns and Other PPC campaigns. You can now get complete in-depth analysis, stats, budget, affiliates & ad copies of your competitors.”

A new search engine was born: Wolfram|Alpha.

Another “Google”? Better than “Google”? You decide. Try it.

Check this website http://www.richandskinnyjeans.com. 100% flash, very nicely done.

Looking for a sitemap generator? This site is very useful: http://www.xml-sitemaps.com.
Here you can generate an ROR Sitemap, XML Sitemap and HTML Sitemap. Then,  go to Google Webmaster account and add the sitemap URL.

This Sitemap generator is a must for any webmaster.