With Google Desktop, you can easily index and search your computer, as well as add sidebar gadgets.
You can choose from these features during installation:
• Search your computer as easily as you search the web with Google
• Find and launch applications and files with just a few keystrokes
Sidebar with gadgets
• Add Google Gadgets to customize your desktop and iGoogle New!
• Get news, weather and more anywhere on your desktop
Home Page: Google Desktop