Which programs are most important for your pc

I wanted to know some programs / software's say that the most important for you in a PC.
for example mine are:
office, ares, nod32, msn, firefox, FlashGet, Macromedia Flash and some more
I hope that a greeting and participation
thanks

zip win, win rar, nero, and more but I do not remember at this time

So for me the TuneUp, BitComet, Photoshop ,..., etc.

For me are: ccleaner, winrar, acrobat reader, essential pim, utorrent, ares, messenger, etc.. And of course the antivirus and AntiSpyware.

Well , mine would be:

Tools for the System:
-Kaspersky Internet Security 7.0.0.125
-TuneUp Utilities
-Your Uninstaller! PRO 2008

Utilities:
Winrar -
-FireFox
-FireFox Ultimate Optimizer
-FlashGet
UTorrent -
-NetBeans
StaxRip -
Messenger
-Skype

Players:
-Winamp
BSPlayer PRO -

Well these are the most important program on my PC !!

Hi,

Programs that you cannot miss:

Windows Vista Ultimate ok ^
Eset Smart Security 3.0.566
Adobe Reader 8.1.1
WinRAR 3.71
LimeWire PRO 4.14.12
Alcohol 120%
Tune Up 2007
Nero 8
DivX 6.8 For Windows
Windows Live Messenger 8.5
Office 2007
Winamp 5.5 ^ ok