hnpc – Highlight New/Updated Posts & New Comments (User Script)

In plain words

hnpc is a user script that highlights new and updated posts along with new comments on Hacker News. Designed for Hacker News readers who want to quickly identify recent activity, the script visually distinguishes newly posted content and fresh comments from older items. Available on GitHub, it helps users stay current with the latest discussions without manually scanning through the full feed.

written from the facts on this page · September 2026

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  I was tired of opening 2 tabs for every HN link, so I made a userscriptJul 2026 · github.com · ▲433

  HN is great for the links people share, but a big part of the value I get comes from reading the discussion around them. I realized I was always opening the article in one tab and the comments in another, constantly switching back and forth. I figured there was probably a simpler way, so I threw together this userscript to merge the two. 1. Clicking a link from Hacker News opens the article with a side panel containing the discussion. It doesn't require your credentials, is resizable, and is easy to tweak if you want to customize it. 2. If you land on an article that has previously been…

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