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Remove Duplicate Lines

Use Remove Duplicate Lines free in your browser. No account required; your input is processed locally in your browser.

Runs locallyYour inputs stay in your browser.
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HOW IT WORKS

Remove duplicate lines

Repeated lines are removed while the first occurrence keeps its original position.

TextUnique linesRuns locally
01Text
02Keep first occurrence
03Unique lines

A / B / A → A / B

GOOD TO KNOW

Order is preserved

This is different from sorting unique lines because the first-seen sequence remains unchanged.

PRIVATE BY DESIGN

Your content stays in the browser

Processing runs locally in the page without requiring the content to be sent to UtilityLake.

02

In short

What exactly does it do?

Repeated lines are removed while the first occurrence keeps its original position.

Example?

A / B / A → A / B