BitZipper

Compressor with support for many formats

gzip

Free compressor that has been ported from Linux

ZipGenius

All the necessary tools to create, open and administer compressed files

WiZ

Free lightweight ZIP compressor

WinAce

The best compression application for ACE files

Bandizip

A very easy-to-use compressor

PowerArchiver

One of the most powerful multiformat compressors

B1 Archiver

Easy-to-use compression tool

Hamster Free ZIP Archiver

Quickly compress and extract your files

UPX

Compress your executable files

8 Zip Lite

Compressor compatible with several formats

jZip

Compression tool compatible with the most wide-spread formats

DataNumen RAR Repair

Repair RAR and SFX files

Free RAR Extract Frog

Decompress your RAR file free

FILEminimizer Office

Reduce the size of your Office files up to 98%

WinArchiver

Comprehensive tool to work with compressed files

NMapWin

Assess your network security by scanning ports

NetworkMiner

Analyze passively the packets of your local network

Angry IP Scanner

Scan both IPs and port ranges

Real Hide IP

Hide you IP address from prying eyes

Find MAC Address

A simple way to find out MAC addresses

No-IP

Assign a name to your IP address

NetGhost

Define your IP for each WLAN that you connect to

Easy Hide IP

Hide your IP address and your geographic location

Advanced IP Scanner

Analyze the computers connected to your local network

DynSite

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

Packetyzer

Packet capturer based on the Ethereal project

Hide IP

Maintaining your privacy is very simple with this program

IPConfig

A graphical interface for the command of the same name