Bookmark Duplicate Cleaner 作者： Mahay Alam Khan
Remove duplicate, broken, and unwanted bookmarks with one click. Smart detection, preview mode, and safe deletion. All processing happens locally in your browser. Free and easy to use!
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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
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
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