Zen Folders

zenFolders are virtual folders that do all of your searching and organizing for you. Utilizing Google Desktop Search, zenFolders dynamically generate content from your search results, collecting all of the relevant files into one convenient place. These folders don't really exist on your computer -- they only appear as folders. But anything that has to do with your topic is brought together with just one click.

http://zenfolders.googlepages.com/

Samurize

Samurize is an advanced system monitoring and desktop enhancement engine for Windows. IT professionals, overclockers, gamers and desktop modders alike use Samurize for system information, weather reports, news headlines and much much more. Samurize's rich feature set includes: an unrivalled set of built-in meters (Disk utilization, CPU usage, network traffic, system temperatures) ultimate customizing and skinning possibilities with no programming knowledge required, monitoring your own computer or others over a network, tiny memory footprint and CPU usage, the first system monitoring tool with a true WYSIWYG editor, full extensibility via scripts and plugins with a powerful plugin SDK/API, minimal software requirements (no .NET or Service Packs necessary), multi-monitor support, plus many usage options (desktop, taskbar and clock clients, server outputting to XML or image formats, screensaver).

http://www.samurize.com/modules/news/