Apps similar to Packet Capture include Wireshark, which is free and open source. Other options are mitmproxy, InterceptSuite , tcpdump and NetworkMiner. There's no shortage of Network Analyzers like Packet Capture, with more than 25 alternatives for Windows, Linux, Mac, Android and self-hosting.
Wireshark is a premier network protocol analyzer used globally in industries and education, offering multi-platform support, deep protocol inspection, powerful display filters, and VoIP analysis. It allows both live capture and offline analysis, supporting various networks and protocols.
United States
mitmproxy is an SSL-capable man-in-the-middle proxy for HTTP. It provides a console interface that allows traffic flows to be inspected and edited on the fly. It also features mitmdump, a commandline tool that provides a tcpdump-like interface for saving, viewing and...
InterceptSuite is a cross-platform (Windows, macOS, Linux) man-in-the-middle proxy for intercepting, inspecting, and modifying non-HTTP network traffic in real time. Unlike Burp Suite, Fiddler, or mitmproxy - which focus on HTTP/HTTPS - InterceptSuite works at the transport...
India
Command-line packet analyzer for monitoring, capturing, and filtering network traffic in real time. Supports TCP/IP protocols, pcap file export, BPF syntax, timestamped outputs, and works on UNIX-like systems with both wired and wireless interfaces.
NetworkMiner is a Network Forensic Analysis Tool (NFAT) for Windows. NetworkMiner can extract transmitted files and certificates from PCAP files containing HTTP, FTP, SMB, SMB2, TFTP and several other protocols.
Sweden
EU
Optimize packet capture workflow with CloudShark's secure, collaborative network analysis. It's ideal for IT teams and operators, available on any device. Share and solve problems faster with browser-based collaboration and centralized PCAP data management on-premise or in the cloud.
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.
United States
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.
ItalyEU
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.
Impacket is a collection of Python classes for working with network protocols. Impacket is focused on providing low-level programmatic access to the packets and for some protocols (e.g. SMB1-3 and MSRPC) the protocol implementation itself.
Netherlands
