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Life & fun · October 31, 2018

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How to write packet capture tool from scratch

How to write packet capture tool from scratch launched on October 31, 2018 with 5 votes, #1,365 of 2,827 launches that month and more than 50% of that year's launches. The site was not reachable when checked in September 2026.

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  • A toy version of Wireshark (student project)2025 · github.com · ▲265

    Hi everyone, I recently published a small open-source project. It’s a minimal network packet analyzer written in Go — designed more like a learning toy than a replacement for Wireshark. It currently supports parsing basic protocols like TLS, DNS, and HTTP, and includes a tiny fuzzing engine to test payload responses. You can inspect raw packet content directly from the terminal. The output is colored for readability, and the code structure is kept simple and clear. The entire program is very small — just about 400 lines of Go code. I know it’s not anywhere near Wireshark’s level, and I still…

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