Text Deduplicator
Simple and efficient text deduplicator. Supports line or paragraph processing with multiple sorting options.
Usage
1Usage Guide
Deduplication Modes
By Line: Remove duplicate lines, preserve first occurrence order or sort.
By Paragraph: Remove duplicate paragraphs separated by blank lines, preserve first occurrence order or sort.
Sort Options
Preserve Order: Keep the first occurrence order of elements.
Ascending: Sort deduplicated elements alphabetically.
Descending: Sort deduplicated elements in reverse alphabetical order.
Filter Options
Trim Whitespace: Remove leading and trailing whitespace from each line.
Remove Empty Lines: Remove lines that are empty.
Ignore Case: Ignore case differences during deduplication and sorting.
Operations
Copy Output: Copy the deduplicated text on the right.
Clear Input: Clear the input text on the left.
2Examples
Input Text
Line Deduplication, Preserve Order
Line Deduplication, Ascending
Line Deduplication, Descending
About This Tool
The Text Deduplicator is a practical office tool designed to help users quickly clean up cluttered lists or document data. It supports flexible processing modes—you can choose to keep the first occurrence of a duplicate and maintain the original order, or sort the results. Processing is entirely browser-based, making it safe for sensitive text.
Features
- 📝 Support line or paragraph deduplication
- 🔄 Preserve original order, ascending or descending sort
- 📊 Real-time statistics before and after deduplication
- 📋 One-click copy results
- 🔒 Local processing, protect privacy