PowerArchiver

One of the most powerful multiformat compressors

8 Zip Lite

Compressor compatible with several formats

Free RAR Extract Frog

Decompress your RAR file free

BitZipper

Compressor with support for many formats

Bandizip

A very easy-to-use compressor

WinAce

The best compression application for ACE files

Hamster Free ZIP Archiver

Quickly compress and extract your files

ZipGenius

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

UPX

Compress your executable files

gzip

Free compressor that has been ported from Linux

WiZ

Free lightweight ZIP compressor

DataNumen RAR Repair

Repair RAR and SFX files

ArcConvert

Transform a file's compression format

FILEminimizer Office

Reduce the size of your Office files up to 98%

KuaiZip

A free multiformat compressor

WinArchiver

Comprehensive tool to work with compressed files

WinEsquema

Create all sorts of diagrams and concept maps

ClickCharts

Create flowcharts with the best tools

Mindomo

Create mind maps from your desktop

Visio Stencils

Collection of objects to create diagrams with Visio

Microsoft Visio

Microsoft's tool to create diagrams

PersonalBrain

Innovativing tool to create mind maps

FreeDFD

A very visual flowchart editor

MindManager

Create mind maps that gather all your information

DiagramPainter

Create your own digital diagrams

CmapTools

Tool to easily create mind maps

EDraw Mind Map

Arrange your ideas with this mind map program

Freeplane

Tool for creation of mind maps

LanFlow

Create diagrams about any communications system

Software Ideas Modeler

Stunning UML application

EdrawMax

The most complete diagram software