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Remove Duplicate Lines

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Remove duplicate lines from any list or text instantly. Options for case-insensitive matching and trimming whitespace. 100% private, runs in your browser.

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Privacy & Security

All processing happens locally in your browser — your text is never uploaded.

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update v1.0
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How to Use

Paste your list, choose options, and duplicates are removed automatically. Copy the cleaned result.

Disclaimer: This tool is provided "as is" without warranty of any kind. Results are for educational and utility purposes.

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