Who is Hacker News Summary for?

Hacker News Summary is an open-source project built for Hacker News readers.

Does Hacker News Summary have a free plan?

Yes — Hacker News Summary is open source under the MIT license and free to use.

What platforms does Hacker News Summary run on?

Hacker News Summary runs on the web.

Is Hacker News Summary still active?

The GitHub repository shows 3 commits in the last 90 days.

Who makes Hacker News Summary?

Hacker News Summary is developed by Johannes.

When did Hacker News Summary launch?

Hacker News Summary first shipped in 2026.

Is Hacker News Summary open source?

Yes — Hacker News Summary is open source under the MIT license, developed on GitHub.

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Hacker News Summary

Name: Hacker News Summary
Author: Johannes

mozilla.orgBrowser DevTools & extensions

Hacker News Summary is a Firefox extension that adds a summary link beneath Hacker News stories. Users can choose ChatGPT or Claude, and selecting a link opens a new conversation with the article URL prepared for summarization.

Open SourceMITWeb

Visit mozilla.org

Overview

5 features

Hacker News Summary is a Browser DevTools & extensions project. It focuses on summarizing Hacker News articles without manually copying article URLs into an AI chatbot. Hacker News Summary is an open-source project aimed at Hacker News readers. Hacker News Summary is open source under the MIT license. It ships for the web.

It is developed by Johannes, and it first shipped in 2026. The project is developed in the open on GitHub with 3 commits in the last 90 days. Key capabilities include summary links, chatGPT support, and claude support. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Summary links
ChatGPT support
Claude support
Article URL passing
Firefox integration

Built with & integrations

AI providers

anthropicopenai

Connectors

chrome

Runs on

Browser

Trust & compliance

License

MIT

Verified signals

HTTPSPrivacy Policy Terms of Service Open SourceFree tierGitHubActive maintenanceMulti-language

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed29 Aug · 18:01 UTC
Firefox Addon – "summary" link for Hacker News posts verified against its public source
Source: PulseGate · Open

Frequently asked questions about Hacker News Summary

What does Hacker News Summary do?: Hacker News Summary focuses on summarizing Hacker News articles without manually copying article URLs into an AI chatbot. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Hacker News Summary for?: Hacker News Summary is an open-source project built for Hacker News readers.
Does Hacker News Summary have a free plan?: Yes — Hacker News Summary is open source under the MIT license and free to use.
What platforms does Hacker News Summary run on?: Hacker News Summary runs on the web.
Is Hacker News Summary still active?: The GitHub repository shows 3 commits in the last 90 days.
Who makes Hacker News Summary?: Hacker News Summary is developed by Johannes.
When did Hacker News Summary launch?: Hacker News Summary first shipped in 2026.
Is Hacker News Summary open source?: Yes — Hacker News Summary is open source under the MIT license, developed on GitHub.

At a glance

Pricing: Open Source
Platforms: Web
Open source: Yes (GitHub)
License: MIT
First seen: 29 Aug 2026
Built for: Hacker News readers
Model: Open source
Solves: Summarizing Hacker News articles without manually copying article URLs into an AI chatbot.

Registered as

GitHub: JohannesSeikowsky/hn-summary-firefox-extension

Developer

Johannes

Solo developer

GitHub

Open source

View on GitHub

Stars: 0
Forks: 0
Open issues: 0
Last commit: 24 Aug 2026
Commits 90d: 3
Contributors: 1
Authorship: Solo
Default branch: main

Index record

Indexed: 29 Aug 2026
Lifecycle: Alive
First seen: Aug 2026
Last seen: 29 Aug 2026

Identity audit (13)

Slug: firefox-addon-summary-link-for-hacker-news-posts-mozilla-org
Lifecycle state recorded: 29 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 29 Aug 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 29 Aug 2026
Canonical URL: https://addons.mozilla.org/en-GB/firefox/addon/hacker-news-summary

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