Remove Duplicate Lines Tool 🧹 Remove Duplicate Lines Advanced deduplication · Sort · Find duplicates · Export 📥 Input Text 📤 Cleaned Output Case Sensitive Trim Spaces Ignore Empty Lines Order: Keep First Keep Last Sort:NoneA → ZZ → A 🧹 Remove Duplicates🔍 Show Duplicates📋 Copy💾 Download🔃 Swap🗑️ Clear All Total lines: 0 Unique lines: 0 Duplicates removed: 0 📋 Duplicate Lines & Counts✖