Bookmark Duplicate Cleaner

Keep Your Bookmarks Organized. Clean, organize, and optimize your Firefox bookmarks with one click! Bookmark Cleaner is a powerful yet easy-to-use extension that helps you remove duplicate, broken, and unwanted bookmarks directly from your Firefox browser. No need to export/import HTML files - everything works seamlessly within your browser. ✨ Key Features 🔄 Smart Duplicate Detection

Multiple detection methods: Find duplicates by URL, title, or both Flexible keep options: Choose to keep the first or last occurrence Intelligent sorting: Automatically organizes duplicates by date added Prevents data loss: Always keeps at least one copy of each bookmark

❌ Broken Link Detection

Automatic URL testing: Checks if bookmarks are still accessible Timeout handling: Identifies links that take too long to respond Background processing: Continue browsing while the extension works Progress tracking: Real-time updates on checking progress

🔞 Adult Content Filtering

Keyword-based detection: Identifies NSFW/adult content automatically URL and title scanning: Checks both bookmark titles and URLs Privacy-focused: All processing happens locally in your browser Optional feature: Enable only when needed

🎯 User-Friendly Interface

Full-page interface: Opens in a new tab, won't close accidentally Visual statistics: See exactly what will be removed before cleaning Preview mode: Review bookmarks before deletion Progress indicators: Real-time feedback during scanning and cleaning Safety confirmations: Multiple warnings before permanent deletion

🚀 How It Works

Click the extension icon - Opens the Bookmark Cleaner in a new tab Configure your preferences - Choose detection methods and filters Scan your bookmarks - Click "Scan Bookmarks" to analyze Review the results - See statistics and preview items to be removed Clean with confidence - Click "Clean Bookmarks" to remove unwanted items

🔒 Privacy & Security

100% local processing - No data is sent to external servers No tracking or analytics - We don't collect any information No registration required - Works immediately after installation Open source friendly - Transparent code you can trust Offline capable - Works without internet connection (except broken link checking)

⚙️ Customization Options

Duplicate Detection Method: URL only, Title only, or Both Keep Preference: First occurrence or Last occurrence Adult Content Filter: Toggle on/off based on your needs Broken Link Checker: Optional feature for finding dead links Preview Display: Choose whether to see detailed preview before cleaning

📊 What You'll See After scanning, the extension displays:

Total number of bookmarks in your browser Number of duplicate bookmark groups found Count of adult/NSFW content detected Number of broken or unreachable links Total bookmarks that will be removed

⚠️ Important Notes

Backup recommended: Always backup your bookmarks before cleaning (Bookmarks → Manage Bookmarks → Import and Backup → Backup) Permanent deletion: Removed bookmarks cannot be recovered Broken link checking: May take time depending on bookmark count Multiple confirmations: The extension asks for confirmation before deleting anything

🎓 Use Cases

Regular maintenance: Clean up years of accumulated bookmarks Privacy protection: Remove unwanted adult content Spring cleaning: Find and remove dead links Organization: Eliminate duplicate entries cluttering your folders Browser migration: Clean bookmarks before switching browsers Shared computers: Remove personal bookmarks before sharing device

🆘 Support & Feedback If you encounter any issues or have suggestions for improvements:

Please report bugs through the support page Rate and review to help other users Share your experience and feature requests

📝 Permissions Explained This extension requires the following permissions:

bookmarks: To read and remove bookmarks from your browser storage: To save your preferences between sessions tabs: To open the cleaner interface in a new tab <all_urls>: To check if bookmark URLs are still working (only when broken link checking is enabled)

🌟 Why Choose Bookmark Cleaner? Unlike other bookmark management tools:

✅ Works directly in your browser (no export/import needed) ✅ Multiple cleaning options in one extension ✅ Safe with multiple confirmation dialogs ✅ Fast and efficient processing ✅ Clean, modern interface ✅ Regular updates and improvements ✅ Completely free with no premium features locked