Maple

Solve complex mathematical operations

MathType

Complete mathematical equation and formula editor

Octave

Applied calculus software very similar to MATLAB

Microsoft Mathematics

Solve mathematical operations with this free tool

Geometry

Complete trigonometry and geometry calculations easily

Mathematica

Platform for computational development

Mathcad

Software for engineering calculations

WinPlot

Generate 2D and 3D graphics

Scilab

The most comprehensive tool to perform numerical calculations

Derive

Powerful tool for symbolic mathematic calculations

GeoEnZo

Digital board to teach and learn maths

Graphing Calculator 3D

Draw any 2D or 3D function almost instantly

Euler Mathematical Toolbox

Complete numerical and algebraic computation system

Gretl

Application for econometric analyses

PASW

One of the most powerful statistic solutions on the market

Statgraphics

Carry out statistical analyses on your data

WinFlip

Switch from one application to another with the Vista 3D effect

TranslucentTB

Take control of your taskbar

UXTheme Multi-Patcher

Enjoy new desktop themes for your Windows

Snow Transformation Pack

Enjoy the aesthetics of Snow Leopard while working on Windows

Windows 8 Transformation Pack

Transform your user interface into the Windows 8 interface

WindowBlinds

Change the aspect and appearance of Windows

Folder Colorizer

Give Windows Explorer some color

Powershell Glass

Make your powershell and cmd windows transparent with Aero

Seven Transformation Pack

Transform Windows XP into Windows 7

Suitcase Fusion

Manage your PC's fonts

Royale Remixed

Change the aspect of your Windows for a more elegant one

SkyFonts

Download the fonts of Google Fonts

8 Skin Pack

Transform Windows 7 into Windows 8

Isso Pack

Convert your Windows XP in Mac OS X, Vista or Windows 7

Vista OS X

Make Windows Vista look like Mac OS X