β οΈRequests 1 sensitive permission
Description
π₯· Storage Ninja - Professional Browser Storage Management Tool
osmnnl.github.io/StorageNinja
Storage Ninja is a powerful Chrome extension designed for developers, QA testers, and power users who need to efficiently manage browser storage data. Take complete control of Local Storage, Session Storage, and Cookies with our intuitive and secure interface.
π KEY FEATURES:
β
Local Storage Management
View all key-value pairs in real-time
Copy/paste data in JSON format
Individual item editing and deletion
Bulk operations with confirmation dialogs
β
Session Storage Control
Full session data visibility
Import/export functionality
Safe manipulation tools
Real-time count updates
β
Cookie Management & Smart Features
Comprehensive cookie viewing
Detailed attributes display (domain, path, secure, httpOnly)
Advanced cookie operations
π Smart Paste: Automatically adapts cookies from other domains (e.g. Prod -> Localhost) for seamless session transfer.
Clean Paste: Automatically clears existing cookies before pasting to ensure a clean state.
Domain-specific management
β
Developer-Friendly Features
JSON format support for all operations
Copy data between different storage types
Bulk import/export capabilities
Professional toast notifications
Modern glassmorphism UI design
π PRIVACY & SECURITY:
Uses minimal permissions (no broad website access)
Accesses only the currently active tab when popup is opened
All data processing occurs locally on your device
No data collection, tracking, or external server communication
Dynamic content script injection only when needed
Open source and completely transparent
Secure confirmation dialogs for destructive operations
π― PERFECT FOR:
Web Developers debugging storage issues
QA Testers managing test data
Digital Marketers handling tracking data
Students learning web development
Anyone needing browser storage control
π‘ HOW TO USE:
Click the Storage Ninja icon in your browser toolbar
View real-time counts for each storage type
Use Copy/Paste buttons for quick data transfer
Click Details for individual item management
Enjoy seamless storage manipulation
β‘ TECHNICAL HIGHLIGHTS:
Manifest V3 compliant
Modern ES6+ JavaScript
Custom CSS / Glassmorphism Design (No remote code/CDNs)
Font Awesome icons
Responsive design
Error handling and validation
π Why Choose Storage Ninja? Unlike other storage extensions, Storage Ninja provides a complete solution with professional UI, advanced features like Smart Paste, and absolute privacy. Perfect for both beginners and expert developers.
π Extension Permissions Explained:
activeTab: Access current page storage
cookies: Cookie management
scripting: Content script injection
clipboardRead/Write: Copy/paste functionality
Start managing your browser storage like a ninja today! π₯·
Reviews
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Permissions (5)
Permissions
activeTabβΉ Can access the current tab when you click the extension clipboardReadβΉ Can read from your clipboard clipboardWriteβΉ Can write to your clipboard cookiesβΉ Can read and modify browser cookies scriptingβΉ Can inject scripts into web pages
Details
| Version | 1.0.10 |
| Updated | Dec 16, 2025 |
| Size | 211KiB |
| First Seen | Mar 31, 2026 |
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