Zimbra Desktop

Manage all your accounts from the same application

Outlook Connector

Use your Hotmail accounts straight from Outlook

Mail Bomber

One of the best massive email delivery programs

IncrediMail

Customize your email's appearance and give your friends a surprise

Turbo Mailer

Send mass emails

Microsoft Outlook

Microsoft's email client

Windows Live Mail

Microsoft's multi-account email client

ICQ

Complete instant messaging client integrated with social networks

Yahoo Mail

Access to your Yahoo email account

Visual Chat

Create your own chat channel in 3D

Stellar Converter for OST

Convert your Outlook emails to PST format

Guitar Tuner

How to tune your guitar or any other string instrument

mIRC

Chat on IRC with this great client

Pirch

One of the most popular IRC clients of its time

Free Email Extractor

Easily gather email addresses

Trillian

A multiplatform chat client

QPeriodicTable

Discover all the secrets of the chemical elements

EniG. Periodic Table of the Elements

Free periodic table of elements with many extra features

Serial Cloner

Molecular biology application

Model ChemLab

Simulate a chemistry lab on your PC

Physics 101 SE

Learn physics and calculate anything whenever you want

Biogenesis

Observe the evolutionary process of various organisms

ChemSketch

Tool to learn chemistry by drawing compound structures

Algodoo

A fun way to learn physics

Curved Spaces

Represent interconnected universes on your PC

PhET

Carry out dozens of scientific experiments from your PC

SnapGene Viewer

Observe DNA sequences

Physion

2D virtual physics laboratory

FluidSIM

Program to create exciting electro-pneumatic circuits

ArgusLab

Application to view and develop molecules