Remove Duplicate Lines Online

Remove all duplicate lines from text, keeping only one

Tool Introduction

Online Duplicate Line Removal Tool for removing all duplicate lines in a list and generating a text list with no duplicates.

It can also be used to automatically detect and remove duplicate lines or entries from text files or textual data to simplify data, reduce redundancy, and improve data quality.

Latest Tools

Text Splitter Split Text into a List by Specified Length or Character

Column to List Convert Columns to Fixed Symbol Separated List

List to JSON Convert List to JSON Object or JSON Array

List to Array Convert Text List to JSON Array

Reverse List Reverse the Order of Elements in the List

Text Box Temporary Storage or Editing of Text Data

URL Decode Decode text or strings that have been URLEncoded

URL Encode URL-encode text data

Reverse Text Reverse or Flip Text Characters

Uppercase Converter Convert lowercase letters to uppercase in text or document

Lowercase Converter Convert Uppercase Letters to Lowercase in Text or Document

Notepad Temporarily save some text data, stored only in the local browser