carcal is an open-source terminal-based packet analyzer, offering network debugging and analysis capabilities similar to Wireshark but in a TUI environment. It is designed for network engineers and developers who prefer command-line tools.
carcal is a Debugging & profiling product. It focuses on analyzing and debugging network packets in the terminal without a graphical interface. It is built as an open-source project for network engineers and developers. carcal is open source under the MIT license. It runs on the command line, and it can be self-hosted.
stricaud builds and maintains carcal, and the product first shipped in 2026. Development happens publicly on GitHub with 36 commits in the last 90 days. Key capabilities include packet analysis, Terminal UI, and network debugging.
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