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Backchannel

Read Hacker News and Reddit discussions beside any article.

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About Backchannel

Backchannel is a single-file userscript that adds a commentary sidebar to articles. It finds discussions from Hacker News and Reddit, merges them into one thread, highlights quoted passages in the page, and supports Hacker News voting and replies. It has no backend, analytics, or telemetry.

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Developer Tools

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Web Open Source Browser Extensions

PublishedAug 5, 2026

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Discussion highlights

AI-generated summary based on Hacker News comments

🔗 Full discussion: https://news.ycombinator.com/item?id=49090607

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by @Micadep