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Open Source Wireshark Alternatives

The best open source alternative to Wireshark is tcpdump. If that doesn't suit you, our users have ranked more than 50 alternatives to Wireshark and 18 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Wireshark are Nethogs, Ettercap, NetworkMiner and Sysdig.

Wireshark 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 Wireshark.
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  • Mac
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  • Linux
  • Homebrew
  • Chocolatey
  • Flathub
  • Snapcraft
  • BSD

Wireshark is the world's foremost network protocol analyzer. It lets you capture and interactively browse the traffic...

Learn more about Wireshark

  1. tcpdump icon

    tcpdump

    • Mac
    • Windows
    • Linux
    • BSD
    22 alternatives to tcpdump 

    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.

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    tcpdump vs Wireshark opinions
    Most users think tcpdump is a great alternative to Wireshark.
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    It's open source and use CLI

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  2. Nethogs

    • FreeOpen Source
    • Linux
    • Xfce
    21 alternatives to Nethogs 

    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.

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  3. Ettercap icon

    Ettercap

    • Mac
    • Windows
    • Linux
    17 alternatives to Ettercap 

    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.

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    Ettercap vs Wireshark opinions
    Most users think Ettercap is a great alternative to Wireshark.
  4. NetworkMiner icon

    NetworkMiner

    • Windows
    38 alternatives to NetworkMiner 

    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.

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    1.  PortableNetworkMiner can be used from a USB stick or similar with no prior installation.
      Files extracted from a PCAP
      Images extracted from a PCAP
    • Sysdig icon

      Sysdig

      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      12 alternatives to Sysdig 

      Sysdig is open source, system-level exploration: capture system state and activity from a running Linux instance, then save, filter and analyze. Think of it as strace + tcpdump + lsof + awesome sauce.



    • PCAPdroid icon

      PCAPdroid

      • Android
      • F-Droid
      43 alternatives to PCAPdroid 

      PCAPdroid is an android app to capture the phone traffic and analyze it remotely (e.g. via Wireshark). The traffic can be easily downloaded from a remote device thanks to the integrated HTTP server, or streamed to a remote UDP receiver.

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    • Driftnet

      8 alternatives to Driftnet 

      Driftnet is a program which listens to network traffic and picks out images from TCP streams it observes.

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    • Scapy

      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      20 alternatives to Scapy 

      Scapy is a powerful interactive packet manipulation program. It is able to forge or decode packets of a wide number of protocols, send them on the wire, capture them, match requests and replies, and much more.

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    • Packetyzer icon

      Packetyzer

      • FreeOpen Source
      • Windows
      25 alternatives to Packetyzer 

      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.

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    • iwScanner icon

      iwScanner

      • FreeOpen Source
      • Linux
      33 alternatives to iwScanner 

      iwScanner is a wireless scanner for linux with an easy to use graphic interface.

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