Mathematics Colors Text & Lists Numbers Date & Time Images Randomness Files Programming Videos

Text & Lists

Reverse List List Randomizer Sort List Add Text to Lines Remove Whitespace Tabs to Spaces Spaces to Tabs Remove Line Breaks Remove Empty Lines Count Lines Filter Lines Repeat Text Find and Replace Case Converter Count Words Count Letters Remove Duplicates

Home›Text & Lists›Remove Duplicate Lines

Remove Duplicate Lines

Remove duplicate lines from text, keeping only the first occurrence.

Input

Options

Case sensitive comparison

© 2026 ToolAero - 150+ free online tools. No signup required.