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Show HN: See how algorithms manipulate your social/media feeds in real-time

February 18, 2026
Sponsored
Show HN: See how algorithms manipulate your social/media feeds in real-time

See how algorithms manipulate your feed in real-time.

AttentionGuard is an open-source browser extension for Chrome and Firefox that reveals the hidden manipulation patterns on social media and e-commerce platforms. Watch as your feed fills with ads, algorithmic recommendations, and social signals - all tracked and visualized in real-time.

Created and Maintained by AgentKite

Real feed data from LinkedIn, Reddit, and YouTube. How much of your feed did you actually choose?

Note: We're working on getting it listed on the Chrome Web Store for a one-click install.

Note: Temporary add-ons are removed when Firefox restarts. We're working on getting it listed on the Firefox Add-ons store for a permanent install.

This produces ready-to-load packages in build/:

AttentionGuard runs 100% locally in your browser:

Don't see your favorite site listed? When you visit an unsupported site, the extension shows a "Request AttentionGuard for this site" button. Click it to open a pre-filled GitHub issue — no setup needed. You can also open one manually.

We welcome contributions! See CONTRIBUTING.md for how to:

This project is licensed under the MIT License - see LICENSE for details.

Remember: The first step to reclaiming your attention is understanding how it's being captured.

Sponsored
Marco Rodriguez

Marco Rodriguez

Startup Scout

Finding the next unicorn before it breaks. Passionate about innovation and entrepreneurship.