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Remove Duplicate Lines

Clean repeated values from pasted lists while preserving the original order of the first unique entries.

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Remove repeated lines while keeping order.

Remove duplicate lines without changing list order

Paste any line-based list to remove duplicate lines, retain the first occurrence and keep its original order. Everything runs in your browser.

  1. Deduplicate keywords, tags or search terms before publishing.
  2. Remove repeated email addresses, IDs or URLs before an import.
  3. Clean a copied list while preserving its original sequence.
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FAQ

Questions

Questions

Does the tool keep the original order?

Yes. The first appearance of each unique line is preserved.

Are blank lines removed?

Blank lines are treated like any other line and are deduplicated if repeated.

Can I use it for email or keyword lists?

Yes. It works well for plain-text line-based lists.