PCAP Surgery

Free desktop PCAP analyzer and editor for packet-level inspection, rewrite and checksum repair.

Desktopfreeglobal

PCAP Surgery is a free desktop app for inspecting and editing PCAP network captures. It lets an engineer isolate a specific flow, preview a controlled rewrite, repair checksums, and export a minimal repro file while keeping the original capture intact as evidence.

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Problem & pain-point mapping
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What it's a strong alternative to
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