Duplicate Line Remover
Remove duplicate lines while keeping the first occurrence of each.
Runs locally · Nothing uploaded
Lines with duplicates
Unique lines
Result will appear here…Advertisement
About Duplicate Line Remover
Scans your text and removes repeated lines, keeping the first occurrence and preserving the original order of everything that remains. A count of removed duplicates is reported. Ideal for cleaning up log extracts, email lists, and merged data sets.
Related tools
Text & RegexRuns locally in your browser.Line SorterSort lines alphabetically or numerically, ascending or descending.Text & RegexRuns locally in your browser.Empty Line RemoverDelete blank and whitespace-only lines from text.Text & RegexRuns locally in your browser.Word & Character CounterCount characters, words, lines, and bytes in any text.