Keyword Data and Link Research Google Desktop
SEOBook and Jay Tiller of WidgetWaker has created two very handy free iGoogle SEO and internet marketing related gadgets that allow you to access SEO information quickly right from your desktop. Once you have your iGoogle home page set up, they are easily installed.
The Keyword Research & Competitive Analysis Tools Gadget gives you quick access to all the major free keyword research tools. It also provides links to popular and lesser known competitive analysis tools, as well as links to more paid keyword tools.
The Link Analysis Google Gadget demonstrates the different methods of searching for backlinks from the major search engines. You can view fresh citations through Technorati and Google Blog Search and see the reviews and citations from Digg, Delicious, StumbleUpon and Wikipedia. It also links to additional tools.
These are pretty cool gadgets that can save you time and effort. They install with a single click.