Remove Duplicate Lines

Strip Text / File Remove Specific Text Remove Specific Characters Remove Numbers Generate Text from Regex Extract Regex Matches Test Text with a Regex Highlight Regex Matches Split Text Join Text Repeat Text Reverse Text Truncate Text Trim Text Find and Replace Text Reverse Words Add Prefix to Lines Add Suffix to Lines Prefix + Suffix on Newlines Dedupe List Lines Remove Empty Lines Remove Duplicate Lines Sort Text Lines Sort Words Count Words Count Lines Find Text Length Add Line Numbers Remove Line Numbers Uppercase Lowercase Title Case Invert Case Remove Line Breaks Spaces to Newlines Newlines to Spaces Tabs to Spaces Spaces to Tabs Remove Extra Spaces Remove All Whitespace Remove Punctuation URL-encode Text URL-decode Text HTML-encode Text HTML-decode Text Text to URL Slug Text to Base64 Base64 to Text Text to Binary Binary to Text Text to Hex Hex to Text Text to Morse Morse to Text ROT13 Text ROT47 Text Text to Image Check Palindrome Create a Palindrome Unique Words Duplicate Words Text Statistics Sentence Case Camel / Snake / Kebab Wrap Text Indent / Outdent Grep Lines Grep -v Lines Head / Tail Escape Newlines Unescape Newlines CRLF ↔ LF Reveal Invisible Strip Accents Smart Quotes Word Frequency Reading Time Lorem Text Bullet Lines Quote Lines ASCII Box Upside Down Sarcastic Case Extract Hashtags Extract Mentions Extract Quoted Align Columns Collapse Blank Lines Initials Pig Latin Small Caps Count Bytes Pick Random Line Glitch Text