Anti-Twin

Detects duplicate files from your hard drive and deletes them

DigiTweak

Configure your Windows operating system in depth

Eusing Cleaner

Remove unnecessary information from your system

SpeedFan

The software you need if you overclock your PC

Chameleon Startup Manager

Speed up and optimize the Windows startup

Wise Disk Cleaner

Remove all the junk from your PC with this utility

PC Booster

Optimize how your computer works with a few clicks

Duplicate Sweeper

Tool to locate and delete duplicate files

Startup Delayer

Optimize how your computer starts up

TweakNow PowerPack

Complete pack to optimize your computer to the maximum extent

AtomicCleaner

Tool to clean the Windows registry

Ashampoo UnInstaller

Uninstall any program properly and optimize your system

Advanced PC Optimizer

Keep your PC clean and optimized

FreeFixer

Remove unwanted software from your computer

WinXP Manager

Pack of tools to optimize your Windows XP

SLOW-PCfighter

Optimize your computer to get rid of the rubbish files

Hide IP

Maintaining your privacy is very simple with this program

Easy Hide IP

Hide your IP address and your geographic location

Find MAC Address

A simple way to find out MAC addresses

Angry IP Scanner

Scan both IPs and port ranges

DynSite

Automatically updates your dynamic IP, very useful for dynamic Internet connections

IPConfig

A graphical interface for the command of the same name

NetGhost

Define your IP for each WLAN that you connect to

No-IP

Assign a name to your IP address

Real Hide IP

Hide you IP address from prying eyes

Advanced IP Scanner

Analyze the computers connected to your local network

NetworkMiner

Analyze passively the packets of your local network

NMapWin

Assess your network security by scanning ports

Packetyzer

Packet capturer based on the Ethereal project