ImageMagick

Comprehensive image editor

BenVista PhotoZoom

Increase the size of your images while maintaining their quality

Amazifier

Decorate any image with texts and stickers

JustResizeIt!

Resize large amounts of photos

Outliner

Process any image to make it look like a pencil drawing

PixEasy

A very light tool to enhance any photograph

MagiTime

Add the time and the date to each of your photographs

Pola

Your photographs framed as a Polaroid

Photomatix

Improve the dynamic range of your photos

Inpaint

Remove people or objects from your photos

Magic Landscape Filter

Improve your landscape photographs

PhotoFrameMaster

Add entertaining frames to your photographs

Profile Picture Genius

Convert any image into an avatar for MySpace, MSN or Skype

DxO FilmPack

Add film paper and old effects to your digital photos

PhotoLine

A very interesting image processor

Chasys Draw IES

All the tools necessary to work with images

Statgraphics

Carry out statistical analyses on your data

Octave

Applied calculus software very similar to MATLAB

MathType

Complete mathematical equation and formula editor

Mathematica

Platform for computational development

PASW

One of the most powerful statistic solutions on the market

Microsoft Mathematics

Solve mathematical operations with this free tool

GeoEnZo

Digital board to teach and learn maths

MATLAB

Maths software tool for PC

Derive

Powerful tool for symbolic mathematic calculations

Mathcad

Software for engineering calculations

Minitab

One of the best statistical calculation programs

GeoGebra

Software to learn maths at all levels

WinPlot

Generate 2D and 3D graphics

Maple

Solve complex mathematical operations

IBM SPSS Statistics

Poweful software to collect and analyze statistical data