Messenger

Instant messaging application for Windows 7

WA Web Plus

An extension to use WhatsApp Web with more functions

WhatsApp Viewer

Tool to view WhatsApp chats on PC

Telefuel

Alternative Telegram client focused on productivity for PCs

QQ International

The messaging application to communicate at global level

imo

Talk to your friends from your PC

Signal

Instant messaging and chat app that guarantees anonymity

Windows Live Messenger

The departed Messenger by Microsoft

Messenger for Desktop

Facebook Messenger on your Windows desktop

Messenger Plus! Live

More functions and utilities for Windows Live Messenger

Hangouts

Google's chat for Windows

WhatsappTime

Alternative WhatsApp client for Windows

WhatSender

Send multiple WhatsApp messages from your PC

Wassapp

WhatsApp client for Windows

Telegram Messenger

Telegram's desktop client for Windows

IMVU

Instant messaging and chats in 3D environments

Java JDK

Tools to develop Java applications

Visual Basic 2013 Express

Learn how to develop applications with Visual Basic

Visual Studio 2013

The new development environment by Microsoft

Visual Studio 2010

Develop software for Windows and web applications

Embarcadero Dev-C++

Excellent free IDE for C/C++

Android Studio

Google's own IDE to develop Android apps

JCreator

The most powerful Java integrated development environment

Visual Studio 2015

Your favorite IDE adapted to modern times

MIT App Inventor 2

Develop your own Android applications without any trouble

Visual Studio 2008

Free programming software for beginners

Python

One of the most practical programing languages

Visual Studio 2017

Microsoft's IDE

Visual Studio 2012

The best development environment for Windows

Visual Basic 6 SP6

Update Visual Basic 6 with the latest Service Pack

Arduino IDE

The revolution to domestic electronics