Wireshark

Wireshark (64-bit)
FreeCapture and analyze the traffic and protocols running on a computer network.
Windows
Wireshark (32-bit) Development Release
FreePerform thorough analysis of your network protocol.
Windows
Wireshark
FreePerform network protocol deep inspection and live capture.
Mac
Wireshark
FreeCapture and analyze the traffic and protocols running on a computer network.
Windows
Wireshark (64-bit) Development Release
FreePerform thorough analysis of your network protocol.
WindowsWireshark Network Protocol Analyzer
FreeAnalyze and troubleshoot your network.
Windows
Wireshark Portable Development Release
FreePerform thorough analysis of your network protocol.
Windows
Wireshark Portable
FreePerform thorough analysis of your network protocol.
Windows
Wireshark U3
FreeCapture and analyze the traffic and protocols running on a computer network.
WindowsWireShark for Linux beta
FreePerform thorough analysis of your network protocol.
Linux
WireShark for Linux
FreePerform thorough analysis of your network protocol.
Linux
Wireshark U3 Development Release
FreePerform thorough analysis of your network protocol.
Windows