


Nmap is described as 'Free, open-source utility for network security auditing and exploration with capabilities for OS detection, service identification, and large network scans' and is a very popular Network Monitor in the network & admin category. There are more than 50 alternatives to Nmap for a variety of platforms, including Windows, Linux, Mac, Android and Web-based apps. The best Nmap alternative is Fing, which is free. Other great apps like Nmap are Angry IP Scanner, Zenmap, Advanced IP Scanner and NetPeek.



A fully automated, active web application security reconnaissance tool. Key features: High speed: pure C code, highly optimized HTTP handling, minimal CPU footprint - easily achieving 2000 requests per second with responsive targets.


Self-hosted network monitor for Raspberry Pi that scans your LAN and alerts you by Telegram or email when an unknown device joins.



HoverIP is a comprehensive network software solution that shows you adapter configuration and lets you perform various IP tasks.






NetAdmin is a fully automated powerful monitoring tool which continuously provides diverse information on the local network you are connected.



Port Scanner Online is a user-friendly website that allows you to quickly and easily scan the ports of a target system over the internet.


Advanced network exploration for Windows, identifying device types, manufacturers, OS, vulnerabilities, and hidden endpoints without credentials or agents. Includes ARP Cache detection, device age estimation, portable mode, web GUI, SMB security, and detailed scan results.

Netdiscover is an active/passive address reconnaissance tool, mainly developed for those wireless networks without dhcp server, when you are wardriving. It can be also used on hub/switched networks.
Dipiscan is a free IP scanner that allows you to remotely retrieve information about machines on your network using a clear and ergonomic interface (as well as a command-line mode) . It also includes wakeonlan/shutdown and other advanced features.


Fingbox is a cloud system to monitor and manage your network, based on Fing Apps, Applications and Tools. It's a secure, cross-platform, comprehensive solution to discover devices, scan services, analyze and customize your networks, from anywhere.



NetCrunch Tools is a completely free toolkit for network professionals, featuring Ping, Traceroute, Wake OnLAN, DNS Info, Who Is, Ping Scanner, Service Scanner, Open TCP Port Scanner, SNMP Scanner, DNS Audit and Mac Resolver in one.



