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Remove Duplicate Lines
Strip duplicate lines from a list while keeping the first occurrence.
Runs entirely in your browser. Free, nothing is uploaded.
About this tool
Free remove duplicate lines tool. Strip duplicate lines from a list while keeping the first occurrence. No signup, nothing uploaded.
Frequently asked questions
Is my text uploaded?
No. Everything is processed locally in your browser.
Is there a length limit?
Large inputs work; multi-megabyte pastes may slow the tab.
Can I copy the result?
Yes, every result is plain text you can copy straight out.
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