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Free LANGuardian Alternatives

The best free alternative to LANGuardian is Wireshark, which is also Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to LANGuardian and 18 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to LANGuardian are Fiddler, tcpdump, Nethogs and netcat.

LANGuardian alternatives are mainly Network Analyzers but may also be Network Monitors or HTTP(S) Debuggers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of LANGuardian.
This page was last updated Apr 30, 2020
  • Mac
  • Windows
  • Linux

LANGuardian is the first and only deep packet inspection (DPI) software to provide SMB network managers with root cause...

Learn more about LANGuardian

  1. Wireshark is the world's foremost network protocol analyzer. It lets you capture and interactively browse the traffic running on a computer network. It is the de facto (and often de jure) standard across many industries and educational institutions.

    Screenshot
  2. Fiddler icon

    Fiddler

    • FreemiumProprietary
    • Windows

    Fiddler is a Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet. Fiddler allows you to inspect all HTTP(S) traffic, set breakpoints, and "fiddle" with incoming or outgoing data.

    Screenshot


  3. tcpdump icon

    tcpdump

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD

    tcpdump is a common packet analyzer that runs under the command line. It allows the user to intercept and display TCP/IP and other packets being transmitted or received over a network to which the computer is attached.

    Screenshot
  4. Nethogs

    • FreeOpen Source
    • Linux
    • Xfce

    NetHogs is a small 'net top' tool. Instead of breaking the traffic down per protocol or per subnet, like most tools do, it groups bandwidth by process.

    Screenshot
  5. netcat icon

    netcat

    • FreeOpen Source
    • Mac
    • Windows
    • Linux

    Netcat is a featured networking utility which reads and writes data across network connections, using the TCP/IP protocol. It is designed to be a reliable "back-end" tool that can be used directly or easily driven by other programs and scripts.

    Screenshot


  6. NetworkMiner icon

    NetworkMiner

    • FreeOpen Source
    • Windows

    NetworkMiner is a Network Forensic Analysis Tool (NFAT) for Windows. NetworkMiner can parse PCAP files and regenerate/reassemble transmitted files and certificates from PCAP files with HTTP, FTP, SMB, SMB2, TFTP and several other protocols.

    Files extracted from a PCAP
  7. Ettercap icon

    Ettercap

    • FreeOpen Source
    • Mac
    • Windows
    • Linux

    Ettercap is a suite for man in the middle attacks on LAN. It features sniffing of live connections, content filtering on the fly and many other interesting tricks.

    Screenshot
  8. Microsoft Network Monitor icon

    Microsoft Network Monitor

    • FreeProprietary
    • Windows

    Microsoft Network Monitor is a packet analyzer. It enables capturing, viewing, and analyzing network data and deciphering network protocols. It can be used to troubleshoot network problems and applications on the network.

    Screenshot
  9. SmartSniff icon

    SmartSniff

    • FreeProprietary
    • Windows

    SmartSniff is a packet sniffer that capture TCP/IP packets and display them as sequence of conversations between clients and servers.

    Screenshot
  10. Packetyzer icon

    Packetyzer

    • FreeOpen Source
    • Windows

    Packetyzer provides a Windows user interface for the Ethereal packet capture and dissection library. Ethereal is used by network professionals around the world for troubleshooting, analysis, software and protocol development, and education.

    Discontinued

    Decode View
Showing 10 of 18 alternatives