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Description
NSFW Filter - Content Protection
AI-powered NSFW content blocker. Real-time protection from pornography, hentai and explicit images.
π‘ NSFW Filter is a powerful Chrome extension for automatic blocking of unwanted content (NSFW) in real-time using artificial intelligence.
Protect yourself and your family from unwanted explicit content while browsing the web. NSFW Filter uses AI to automatically detect and block inappropriate images β right in your browser.
β¨ Key Features:
π Real-time Blocking
Images are checked instantly as pages load with no browsing delays.
π WebGPU GPU Acceleration
GPU-accelerated classification without unsafe-eval. Automatic CPU fallback if WebGPU is unavailable.
π§ Model Selection
β’ MobileNet v2 β fast model (2.6MB), ideal for everyday use
β’ InceptionV3 β accurate model (22MB), maximum recognition quality
π Adjustable Sensitivity
Flexible slider from 0% to 100% lets you fine-tune filter strictness:
β’ 0% - Soft mode (blocks only explicitly graphic images)
β’ 50% - Balanced mode (recommended for everyday use)
β’ 100% - Strict mode (maximum protection)
π Content Categories:
β’ Pornography
β’ Explicit content (Sexy)
β’ Hentai and anime 18+
π Detailed Statistics
Track the number of blocked and scanned images in real-time.
π₯ 100% Local Processing
β’ All images are analyzed only on your computer
β’ No data is EVER sent to external servers
β’ Complete confidentiality and privacy
β‘οΈ PERFORMANCE:
β’ Compact bundle β TF.js 4.22 + nsfwjs 4.3 in a single 1.5MB file
β’ WebGPU GPU acceleration for maximum classification speed
β’ LRU cache with 500 entries β repeated checks are instant
β’ Request deduplication β one URL = one prediction
β’ Model loads once and works across all tabs
π Universal Compatibility:
β’ Works on all sites β Google Images, Bing, Reddit, VK, DuckDuckGo and more
β’ CORS bypass β fetch() + blob loading works on all CDNs
β’ Google Images thumbnail filtering (data:image thumbnails)
β’ Support for srcset, data-src, lazy-loading attributes
β’ No site is left unprotected
π Interface:
β’ Dark mode β automatic, follows system preference
β’ Two languages β English and Russian with one-click toggle
β’ Model selection right in popup settings
π― Perfect for:
β’ Safe internet browsing
β’ Protecting children from unwanted content
β’ Content filtering in the workplace
π§ How It Works:
1. The extension automatically scans all images on web pages
2. The NSFWJS neural network analyzes each image via WebGPU
3. Content is classified into 5 categories: Drawing, Hentai, Neutral, Porn, Sexy
4. Unwanted images are automatically hidden
π Privacy & Security:
β’ No personal data collection
β’ No tracking of your activity
β’ Open source on GitHub
β’ Manifest V3 β no unsafe-eval required
β οΈ Important Notes:
β’ The machine learning model is not perfect and may sometimes make mistakes
β’ False positives on safe content are possible
β’ GIF and SVG images are skipped
β’ Images smaller than 32x32 pixels are ignored
π Technologies:
β’ TensorFlow.js 4.22 β machine learning in the browser (WebGPU backend)
β’ NSFWJS 4.3 β specialized content classification model
β’ Chrome Extension Manifest V3
β’ esbuild β bundle builder
π Open Source:
Source code available on GitHub: https://github.com/AristarhUcolov/NSFW-Filter
π Support the project: https://buymeacoffee.com/aristarh.ucolov
Made with β€οΈ by Aristarh Ucolov
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Permissions (3)
Permissions
offscreen storageβΉ Can store data locally in your browser tabsβΉ Can see your open tabs and their URLs
Details
| Version | 2.1.0 |
| Updated | Mar 22, 2026 |
| Size | 16.59MiB |
| First Seen | Mar 24, 2026 |
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