Monday, August 23, 2010

NirCmd : A Freeware Windows Command-line Tool

NirCmd is a small command-line utility that allows you to do some useful tasks without displaying any user interface. By running NirCmd with simple command-line option, you can write and delete values and keys in the Registry, write values into INI file, dial to your internet account or connect to a VPN network, restart windows or shut down the computer, create shortcut to a file, change the created/modified date of a file, change your display settings, turn off your monitor, open the door of your CD-ROM drive, and more.

System Requirements
This utility can work in all 32-bit Windows operating systems: Windows 9x/ME, Windows NT, Windows 2000, Windows XP, Windows Server 2003, and Windows Vista. However, some of NirCmd commands works only on Windows NT/2000/XP/2003/Vista.

This utility is released as freeware. You are allowed to freely distribute this utility via floppy disk, CD-ROM, Internet, or in any other way, as long as you don't charge anything for this. If you distribute this utility, you must include all files in the distribution package, without any modification !

How To Install?
The installation of NirCMD is pretty simple. Just download the zip file from the location given below and extract to a folder. Run NirCMD.exe and select Copy to Windows Directory. By selecting this option, you don’t have to give full path of nirCMD in the command line.

How To Use?
Let’s take a look at the usage of this small utility. Once it’s copied to Windows directory, go to cmd and issue the following command:

C:>nircmd cdrom open d:
where d: is the CD-ROM drive letter.This will open the CD-ROM tray.

Examples of what you can do with NirCmd:

Close the door of F: CD-ROM drive
nircmd.exe cdrom close f:

Remove the title bar of My Computer window.
nircmd.exe win -style title "my computer" 0x00C00000

Hide the clock on the system tray
nircmd.exe win child class "Shell_TrayWnd" hide class "TrayClockWClass"

Empty the recycle bin in all drives.
nircmd.exe emptybin

Hide the desktop window
nircmd.exe win hide class progman

Set the volume to the highest value
nircmd.exe setsysvolume 65535

For more examples see HERE

Download NirCmd

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