gzip

Free compressor that has been ported from Linux

KuaiZip

A free multiformat compressor

WiZ

Free lightweight ZIP compressor

Free RAR Extract Frog

Decompress your RAR file free

WinAce

The best compression application for ACE files

Bandizip

A very easy-to-use compressor

PowerArchiver

One of the most powerful multiformat compressors

FILEminimizer Office

Reduce the size of your Office files up to 98%

UPX

Compress your executable files

DataNumen RAR Repair

Repair RAR and SFX files

ArcConvert

Transform a file's compression format

ZipGenius

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

8 Zip Lite

Compressor compatible with several formats

BitZipper

Compressor with support for many formats

Hamster Free ZIP Archiver

Quickly compress and extract your files

WinArchiver

Comprehensive tool to work with compressed files

FileZilla Server

Powerful FTP Server that's totally free

Serv-U

Configure a very secure FTP server

Hermes EMail Server

Efficient free email server

RaidenFTPD

Incredible FTP server for Windows

Apache HTTP Server

Install a powerful web server on your computer

UpRight

Upload files to Amazon S3

Mercury/32

Configure an mail server on your PC

Exchange Server 2013

The perfect solution for corporate email

Active Search Engine

Install you own Web search engine on your server

Cerberus FTP Server

Install an FTP server on your computer

Exchange Server 2003 SP2

Second great pack of updates for Microsoft Exchange Server 2003

AppServ

Excellent software application to install a web server

Simple DNS Plus

Create your own DNS server and increase your browsing speed

ArGoSoft Mail Server

Easily install an electronic mail server on any computer