A Firefox extension that helps you clean up your browser by removing duplicate tabs based on their URLs. Features

Removes duplicate tabs with a single click
Keeps the first instance of each tab
Simple and lightweight
Works across all Firefox versions

Usage <p>Click the extension icon in the toolbar to automatically remove all duplicate tabs in the current window.</p> Privacy <p>This extension:</p>

Only accesses tab URLs for duplicate detection
Does not collect or transmit any data
Works completely offline

License MIT License