Wireshark is an open source network sniffing utility to analyze network traffic.

WinPcap is the Windows version of the libpcap library; it includes a driver to support capturing packets.

Intercepter-NG is a multifunctional network toolkit for various types to recover interesting data from the network stream and perform different kinds of MiTM …

tcpdump uses the libpcap library to capture packets.

Microsoft Network Monitor is discontinued a packet analyzer for capturing, viewing, and analyzing network data and deciphering network protocols.