IdeaWell

Project ideas from Hacker News discussions.

Facebook ads are so hard to block that uBlock Origin stopped filtering them

Original Article

Hacker News Discussion

📝 Discussion Summary (Click to expand)

Theme 1 – AI‑driven ad blocking in browsers
“Once LLMs get fast enough at processing real‑time images Apple (or anybody really) can just roll out a browser rendering engine that just masks all ads. It will take a few years but the browser ad‑business is in its terminal phase.” — jcfrei

Theme 2 – Escalating ad evasion and blocker limits
“Running your own AI on the browser will be disallowed to ‘ensure a safe browsing experience’.” — AlexandrB

Theme 3 – Calls to dismantle ad‑centric platforms and regulatory pressure
“‘In a macro sense, the prerogative there is really up to the public… Companies only exist because the public has granted them the legal framework.’” — Marsymars

🚀 Project Ideas

On‑Device Ad Image Interpreter

Summary

  • Uses a tiny multimodal LLM running locally to classify images as ads or content based on visual cues and alt‑text.
  • Automatically hides or blurs ad images before they render, eliminating the need for complex selector rules.

Details

Key Value
Target Audience Privacy‑concerned power users, accessibility‑focused browsers, indie developers
Core Feature Real‑time image classification and ad suppression on any webpage without network requests
Tech Stack ONNX Runtime + TensorFlow Lite; pre‑trained TinyCLIP + classifier; SwiftUI/Qt UI
Difficulty Medium
Monetization Revenue-ready: Subscription $3/mo (optional cloud updates)

Notes

  • HN commenters repeatedly ask for a solution that can “understand visual queues for an advertisement” – this directly addresses that need.
  • Potential to pair with accessibility APIs to provide richer image descriptions, appealing to both users and developers.
  • Low‑energy consumption on modern mobile silicon makes it feasible for browsers like Safari or Chrome extensions.

Meta Domain DNS Guardian

Summary

  • A lightweight desktop/mobile app that auto‑generates and updates a hosts‑file‑compatible list of all Meta‑owned domains (Facebook, Instagram, WhatsApp, etc.) to block them at the DNS level.
  • Includes one‑click installers for Windows, macOS, Android, and iOS (via Profiles).

Details

Key Value
Target Audience Casual users who want a “set‑and‑forget” ad‑free experience; families; small businesses
Core Feature Automatic domain blocklist updates; optional DNS‑over‑HTTPS fallback; whitelist exceptions
Tech Stack Python script + SQLite DB; packaging with PyInstaller; UI in Electron
Difficulty Low
Monetization Hobby

Notes

  • Multiple HN users propose DNS‑level blocking (e.g., “block all Meta domains at the DNS level”) but lack easy tools – this fills that gap.
  • Aligns with the sentiment “the immediate fix to this is to stop using Facebook” but provides a safe, reversible method instead of outright abandonment.
  • Can be bundled with community‑maintained blocklists, fostering a vibrant ecosystem of contributors.

First‑Party Publisher Ad Portal

Summary

  • SaaS platform that enables websites to sell and manage their own first‑party ad inventory via a simple marketplace UI, eliminating reliance on ad exchanges.
  • Handles contract negotiation, impression tracking, and compliance (e.g., FTC ad disclosure) automatically.

Details

Key Value
Target Audience Independent publishers, content creators, niche blogs, local news sites
Core Feature Self‑serve ad inventory manager with real‑time reporting and automated disclosure tags
Tech Stack Full‑stack: Next.js (frontend), Django (backend), PostgreSQL; Stripe for payments
Difficulty High
Monetization Revenue-ready: Transaction fee 5% per ad impression

Notes

  • Commenters discuss “advertisers don’t trust websites to display their ads” and the need for “first‑party ad control” – this solution directly enables that.
  • Addresses the “race of ending personal computing” concern by putting power back into the hands of content owners.
  • Offers a clear path to monetization while staying compliant with ad‑transparency regulations, making it attractive to both publishers and ethical advertisers.

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