NoCats Browser by Agent 47

Blocks cat images using on-device ML and filters all cat-related text from web pages.

Available on Firefox for Android™

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About this extension

NoCats Browser blocks all cat images and masks cat-related text on every web page you visit.
Features:
• ML-powered cat image detection using MobileNetV2 (TensorFlow.js)
• Text filtering catches "cat" and obfuscations like c4t, c@t, kat, kitten, feline, meow
• Handles dynamically loaded content via MutationObserver
• Configurable sensitivity threshold
• 100% on-device processing — no data leaves your browser

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NoCats Browser by Agent 47

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