Nmap is quite a popular free open source network mapping software for windows.
Free network discovery mapping tool.
Manageengine opmanager free trial this tool can be installed on linux or windows it has some great mapping options that feed off autodiscovery data.
Spiceworks network mapping tool a free network mapping tool with network discovery and the possibility of making manual adjustments.
Understand your network so you can defend it better 10 free or low cost network discovery and mapping tools understand your network so you can defend it better informa dark reading is part of.
It is used for various tasks like network discovery security auditing network inventory monitoring hosts etc.
Spiceworks displays an interactive free network diagram of how your devices relate to each other layer 3 routers supported.
Yuriy volokitin system requirements.
Network performance monitor npm with network discovery feature from solarwinds is my top pick for network discovery and management tool.
Lantopolog an snmp based network discovery system that generates a hierarchy of network devices and their connections.
Build multiple maps from a single scan.
Network diagnostic tools.
Datadog network performance monitoring free trial a network monitoring tool based in the cloud that includes automatic network discovery.
It is basically a command line utility but it provides a gui too called zenmap.
You can manually add edit move and resize devices to exactly reflect your network and even choose filters and views to display the device details you care most about in your network map.
Get a better coverage of your network with free network discovery tools such as ping and snmp ping that helps in discovery of ip nodes and snmp nodes.
Auto detect changes to network topology.
Diagnose and troubleshoot your network issues.
It is one of the best network mapper and discovery tool available in the market.
Nmap is a free and open source network mapping tool that uses ip packets to determine what hosts are on the network what services are offered by those hosts and identify operating systems firewalls and other information.