Wassapp

WhatsApp client for Windows

Google Talk

Speak to all your Google contacts

QQ International

The messaging application to communicate at global level

IGdm

More features for Instagram messaging

Easy Message

Bring together all the messaging services you use in a single client

Messenger

Instant messaging application for Windows 7

Hangouts

Google's chat for Windows

Psi

Simple and efficient instant messaging client compatible with Jabber

ThatsaPC

Chat on WhatsApp from Windows

Franz

14 messaging services in 1

Microsoft Lync Server

Total communication for companies

WhatsappTime

Alternative WhatsApp client for Windows

Messenger Plus! Live

More functions and utilities for Windows Live Messenger

MSN Winks Plus

Add new winks to Messenger

Facebook Chat Desktop

Desktop client for Facebook chat

WhatsApp Recovery

Whatsapp recovery tool for iPhone and Android

NetSpeedMonitor

Measure your Internet speed

Fing

Scan and analyze your computer network

WinPcap

Library pack for network managers

Network Inventory Advisor

Control the software and hardware that connects to your networks

Open Ports Scanner

Stay informed about which ports are open

DameWare NT Utilities

Allows network administrators to improve how they control PCs

GFI LANguard

Check the vulnerabilities of your LAN network

Nmap

Easily audit your local network

inSSIDer

Scan nearby Wi-Fi connections

Wireshark

Professional network analyzer

RouterPassView

Discover the router passwords that you have forgotten

WinBox

Management software for MikroTik routers

Cisco Packet Tracer

Find out how a network behaves

Technitium MAC Address Changer

Change your network card's MAC

Hamachi

Tool to create virtual private networks