FreeDFD

A very visual flowchart editor

MindManager

Create mind maps that gather all your information

Software Ideas Modeler

Stunning UML application

CmapTools

Tool to easily create mind maps

Microsoft Visio

Microsoft's tool to create diagrams

DiagramPainter

Create your own digital diagrams

LanFlow

Create diagrams about any communications system

EDraw Mind Map

Arrange your ideas with this mind map program

WinEsquema

Create all sorts of diagrams and concept maps

Freeplane

Tool for creation of mind maps

ClickCharts

Create flowcharts with the best tools

Visio Stencils

Collection of objects to create diagrams with Visio

Mindomo

Create mind maps from your desktop

EdrawMax

The most complete diagram software

PersonalBrain

Innovativing tool to create mind maps

EaseSoft Barcode

Generate and print your own barcodes

WinPcap

Library pack for network managers

Technitium MAC Address Changer

Change your network card's MAC

Fing

Scan and analyze your computer network

Network Inventory Advisor

Control the software and hardware that connects to your networks

NetSpeedMonitor

Measure your Internet speed

inSSIDer

Scan nearby Wi-Fi connections

GFI LANguard

Check the vulnerabilities of your LAN network

WinBox

Management software for MikroTik routers

RouterPassView

Discover the router passwords that you have forgotten

Wireshark

Professional network analyzer

Open Ports Scanner

Stay informed about which ports are open

Hamachi

Tool to create virtual private networks

Cisco Packet Tracer

Find out how a network behaves

DameWare NT Utilities

Allows network administrators to improve how they control PCs

Nmap

Easily audit your local network