Wireshark

Professional network analyzer

Cisco Packet Tracer

Find out how a network behaves

NetSpeedMonitor

Measure your Internet speed

Hamachi

Tool to create virtual private networks

Technitium MAC Address Changer

Change your network card's MAC

inSSIDer

Scan nearby Wi-Fi connections

WinPcap

Library pack for network managers

WLAN Optimizer

Optimize your Wi-Fi connection

Network Inventory Advisor

Control the software and hardware that connects to your networks

Nmap

Easily audit your local network

DameWare NT Utilities

Allows network administrators to improve how they control PCs

RouterPassView

Discover the router passwords that you have forgotten

WinBox

Management software for MikroTik routers

Fing

Scan and analyze your computer network

GFI LANguard

Check the vulnerabilities of your LAN network

Open Ports Scanner

Stay informed about which ports are open

Easy File Locker

Hide files and folders on your computer

WinGuard Pro

Block the Windows elements and applications of your choice

Net Nanny

Avoid little'ns accessing adult contents

KidLogger

Control what your children do on the computer

Serial Key Generator

Generate serial numbers for your applications

Anti-Porn

Protect your children when they browse the Internet

BlueLife Hosts Editor

Prevent the access to any web page

Adblock Plus for Chrome

Block adverts whilst browsing the Internet

Windows Live Family Safety

Keep track of what your children do on your PC

Incognito Gone

Disable private browsing modes

WinMend Folder Hidden

Make your private documents invisible

Romaco Timeout

Control the amount of time your computer is used

Adblock for YouTube

Block YouTube ads when you browse on Chrome

The Web Blocker

A controlled Internet access

K9 Web Protection

Filter the contents that your children can access on the Internet