This is a comprehensive list of free desktop software which will definitely fit your desktop and make it excellent and different from other. This may be not a complete list. There are more than thousands out there. I will try to list those another day. Till then enjoy this list.

1. Deskcretary : It is a powerful desktop cleanup application that allows the user to perform manual and scheduled desktop cleanups and provides a file explorer to view, search and restore archived files based on file type and date archived. Best of all, its free! Download

2. Fences : It is a program that helps you organize your desktop and can hide your icons when they’re not in use. A “Fence”, a term coined by this program, is an icon group on your desktop. Fences is an add-on to your desktop, not a replacement. Download

3. Free Desktop Clock : It is the advanced replacement for standard Windows tray clock. See the time, day, and date in different skins. Over 50 skins are included in the distribution. Download

4. CamStudio : It is able to record all screen and audio activity on your computer and create industry-standard AVI video files and using its built-in SWF Producer can turn those AVIs into lean, mean, bandwidth-friendly Streaming Flash videos (SWFs). Download

5. WallMaster : User can program the desktop wallpaper to change at a predetermined time interval (e.g. every 10 minutes) and customize the wallpaper position (tile, center, fit to screen, auto fit, or custom) easily. WallMaster also lets user to use BMP, JPG, GIF, PNG, PCX, TGA, and TIF images as your desktop wallpaper. Download

6. MaxTo : It is a small Windows program that divides your monitors into regions. When you maximize a window, it will no longer fit the entire screen, but only the region it was maximized into. Your windows are neatly organized into the grid you have defined when they are maximized. MaxTo has been described as a tiling window manager. Download

7. Everything : A complete search engine use minimum resource and faster than Windows build in search engine. Download

8. Workrave : It is a program that assists in the recovery and prevention of Repetitive Strain Injury (RSI). The program frequently alerts you to take micro-pauses, rest breaks and restricts you to your daily limit. Download

9. ShortcutsMan : It displays the details about all shortcuts that you have on your desktop and under your start menu. Broken shortcuts (shortcuts that point to file that doesn’t exist) are automatically painted with pink color. You select one or more shortcuts, and then delete them, resolve them or save the shortcut’s details to HTML/Text/XML file. Download

10. Links2Tray : It is a utility that resides in the system tray (near the clock). It displays a menu combining Internet Explorer’s Favorites and Bookmarks from Firefox, Google Chrome and Opera. You can load any link’s web page in either Internet Explorer, Firefox, Google Chrome or Opera. Download

If you have any suggestion then please include it in your comment. I will add that in my next list.