Other· Hacker News readers and community membersPain 6.00/10WTP 4.0/10Market 5.0/10Validation 9.0Confidence 95%Sep 11, 2026

HNFilter: Dedicated Non-AI Content Filter Browser Extension for Hacker News

The Hacker News front page is dominated by AI-related news and commercial hype, crowding out broader technical, hardware, and programming discussions, and making it difficult for users to discover non-AI topics of interest.

automationbrowser-extensiondevelopersdevtoolsproductivitysaas
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STAGE 01 · PROBLEM

Is the problem real?

CANONICAL PROBLEM

The Hacker News front page is dominated by AI-related news and commercial hype, crowding out broader technical, hardware, and programming discussions, and making it difficult for users to discover non-AI topics of interest.

FREQUENCY
Multiple repeated complaints in the post and comments.
INTENSITY
Users explicitly describe existing tools as bloated/overkill and mention workaround behavior.

PAIN TRIGGERS

The Hacker News front page is flooded with AI news and commercial hype, drowning out other technical topics.
Traditional software engineering and programming discussions are being neglected in favor of AI discourse.

EVIDENCE

Every time someone at OpenAI or Anthropic farts, there's top 10 post.

comment

Thank you for posting this <3. I've been thinking it daily for about a year and feel a little bit less alone. I understand this is a significant topic in the industry but the ratio is really high. Every time someone at OpenAI or Anthropic farts, there's top 10 post. It makes me feel as if a lot of hackers had given up on actual hacking to just be followers of the latest commercial stuff thrown on the market. It's likely a projection of my own fears, but I have not been able to shake it off and it's gotten worse and worse.

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STAGE 02 · CUSTOMER

Who feels this pain?

TARGET USERS

Hacker News readers and community membersSoftware Engineers And Tech Enthusiasts

Engineers and technical readers who want to browse curated hacker news, hardware projects, and core programming discussions without commercial AI clutter.

Context

Discover and discuss non-AI hardware, programming, and broadly technical news on Hacker News without being overwhelmed by AI hype.
Using custom browser extensions and user scripts (such as uBlock Origin custom rules) to manually filter out AI keywords from the HN DOM.
Using third-party alternative clients or web apps specifically designed to strip out AI content.

Current Workarounds

Using custom browser extensions and user scripts to manually filter out AI keywords from the DOM
Using third-party alternative clients and web apps to strip out AI content
Building local forward proxies and custom command-line parsers to filter feeds locally
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STAGE 03 · MARKET

Where's the gap?

EXISTING SOLUTION GAPS

Default Hacker News content ranking relies entirely on community upvotes, which currently creates an unchecked echo chamber of commercial AI hype.
HN lacks native platform features like built-in content tagging or granular topic filtering to let users customize their feed visibility.

OPPORTUNITY & VALUE

Why Now

Multiple users explicitly reported that the HN front page is unusable due to AI saturation, with widespread discussion of manual DOM filtering and custom proxies.

Value Proposition

Purpose-built, lightweight browser extension specifically targeting the HN community rather than bloated full-page scraper apps or complex user-script setup.

Product Direction

A lightweight browser extension that automatically detects, filters, and hides AI-related keywords, domains, and submissions from the Hacker News front page while providing customizable filtering rules.

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STAGE 04 · BUSINESS

How does it make money?

MONETIZATION

$5one-timeLifetime access · single user

Model

Freemium / One-time
WILLINGNESS TO PAY

Users are already investing time building custom proxies, user scripts, and local SQL databases to solve this; a polished, reliable tool is worth a small one-time fee to save setup time.

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STAGE 05 · EXECUTION

How do you ship it?

MVP PLAN

Clean, AI-free Hacker News browsing in 6 weeks.

A lightweight browser extension that automatically detects, filters, and hides AI-related keywords, domains, and submissions from the Hacker News front page while providing customizable filtering rules.

Core Features

Keyword and domain-based filtering for AI content
Customizable filter threshold and keyword blacklist
Lightweight client-side DOM processing for zero latency

Weekly Roadmap

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W1-W2
Core extension shell successfully hides matching AI keywords from HN DOM.
  • Initialize browser extension project manifest v3
  • Build DOM observer script to scan story titles
  • Implement basic blacklist keyword matching
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W3-W4
Popup settings panel allows users to manage custom blocklists.
  • Develop popup UI for options and toggles
  • Store user preferences in browser sync storage
  • Add domain-level filtering capabilities
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W5
Extension packaged for Chrome and Firefox stores with beta testers.
  • Implement lightweight payment check for pro features
  • Conduct internal QA across desktop browsers
  • Onboard 10 beta testers from Hacker News
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W6
Public launch via Show HN post and GitHub release.
  • Publish extension to Chrome Web Store and Firefox Add-ons
  • Draft and publish Show HN launch post
  • Monitor bug reports and initial user feedback
Launch Strategy

Launch directly on Hacker News (Show HN) and relevant subreddits like r/programming and r/webdev.

RISKS & ASSUMPTIONS

Top Risks

HN layout changes

Changes to the HTML structure of Hacker News could break the extension's DOM filtering logic.

SEV 4
Willingness to pay friction

HN users expect community tools to be free and open source, making monetization challenging.

SEV 4
Scope creep in filtering criteria

Users will demand highly granular, customizable AI sub-topics that complicate the core engine.

SEV 3
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STAGE 06 · DECISION

Should you build it?

NEED A CLEARER CALL?

Run an Investment Memo to get a structured Go / No-Go verdict, competitor landscape, unit economics, and a 90-day validation roadmap for this opportunity.

Generate an investment memo

What this score means

This idea scores in the upper-middle range of opportunities surfaced by MonetScope, with a validation sub-score of 9/10 against 2 independently sourced evidence signals. A "promising" rating usually indicates a real pain has been detected and discussed in the open, but the pipeline did not find enough signal to flag it as urgent or high-frequency. These opportunities can still produce excellent businesses — they often correspond to "boring" problems that established players have ignored — but the founder should expect a longer customer-development cycle to confirm willingness to pay.

Why this matters for Other founders

It sits at the intersection of "automation", "browser-extension", "developers", which makes it relevant to a specific subset of founders rather than a generic horizontal opportunity. Opportunities in this category typically reward founders who can describe the pain in the user's own language — both because that's the basis of effective marketing, and because it's the strongest signal that the founder has done the upfront listening. The MonetScope pipeline surfaces this category alongside other other signals, which is why it appears here rather than in a generic "trending ideas" feed.

Scores are derived from real forum discussions across Reddit, Hacker News and X, weighted by evidence volume and signal quality. How scoring works

Frequently asked questions

Is "HNFilter: Dedicated Non-AI Content Filter Browser Extension for Hacker News" a real validated startup idea or just an AI-generated suggestion?

MonetScope does not generate ideas from a language model's imagination. Every opportunity on this site is anchored to specific source posts and comments from real public discussions — typically on Reddit, Hacker News, or X — where actual users describe the pain in their own words. The AI's role is structuring, scoring, and grouping those signals into a navigable opportunity, not inventing the problem.

How recent is the underlying data for automation?

MonetScope's spider pipeline runs continuously and surfaces opportunities as new evidence accumulates. The "Updated" date in the header reflects the most recent re-scoring of this specific opportunity. Most other opportunities visible in the public catalog draw from discussions in the last 30-60 days; older signals are de-prioritized because user pain shifts faster than most founders assume.

What's the difference between "overall score" and "validation score"?

Overall score is a composite across six dimensions — pain, urgency, willingness to pay, market size, defensibility, and execution ease — designed to give a single number for triage. Validation score is narrower: it asks "how cleanly does the same signal repeat across independent sources?" An opportunity can score high on overall but lower on validation when one or two large discussions dominate the evidence; conversely, validation can be high on a smaller-overall idea where the signal is consistent but the addressable market is modest.