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Remove Duplicate Lines

Remove repeated lines from text instantly

About Remove Duplicate Lines

Remove duplicate lines from any text. Perfect for cleaning data, lists, and code. Keeps the first occurrence and removes all subsequent duplicates.

How to Use

  1. 1Paste your text with duplicate lines
  2. 2Click Remove Duplicates
  3. 3Copy the cleaned result

Frequently Asked Questions

Does it preserve order?

Yes, the first occurrence of each line is kept in its original position.

Is comparison case-sensitive?

By default yes, but you can toggle case-insensitive comparison.

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