The Best 38 Port Authority Alternatives

  • Nmap icon

    Nmap

    Nmap ("Network Mapper") is a free and open source (license) utility for network exploration or security auditing.

    Free Open Source Mac OS X Windows Linux BSD

  • Zenmap

    Zenmap is the official cross-platform GUI for the Nmap Security Scanner. It is free and runs on Linux, Windows, Mac OS X, etc. Zenmap aims to make Nmap easy for beginners to use while providing advanced features for experienced Nmap users.

    Free Open Source Mac OS X Windows Linux

  • Angry IP Scanner

    Angry IP Scanner (or simply ipscan) is an open-source and cross-platform network scanner designed to be fast and simple to use. It scans IP addresses and ports as well as has many other features.

    Free Open Source Mac OS X Windows Linux Java

  • Domotz

    Monitoring and Tech Assistance system by mobile app with free trial.

    Commercial Linux Android iPhone iPad Web

  • mtr

    mtr combines the functionality of the 'traceroute' and 'ping' programs in a single network diagnostic tool.

    Free Open Source Linux

  • WinMTR

    winmtr is a free network diagnostic tool winmtr is a windows application which combines the functionality of the traceroute and ping utilities in a single network diagnostic tool. winmtr is an equivalent of https://alternativein .

    Free Open Source Windows

  • Advanced Port Scanner

    Advanced Port Scanner is a fast and free software for port scanning. It will allow you to quickly find all open ports (TCP and UDP) and detect versions of programs running on them.

    Free Windows

  • Umit Network Scanner

    Umit: The Nmap Frontend: Umit was designed to accomodate and run more than one scan at time. Each scan is executed and shown inside a Scan Tab, which has a title and organize every information obtained in the scan result.

    Free Open Source Mac OS X Windows Linux

  • Dipiscan

    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) .

    Free Windows

  • NetAdmin Pro

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

    Commercial

  • HoverIP

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

    Free Windows

  • eToolz

    eToolz includes some of the most important network tools like NS-Lookup, Ping, TraceRoute and Whois.

    Free Windows

  • LanScan Pro

    LanScan Pro is a simple and efficient IPv4 network scanner that discovers all active devices on any subnet: the local one, or any public subnet that you configure.

    Commercial