Remove repeated lines while keeping the first occurrence.
Category
Text Tools
Clean, count, transform, and compare text for daily writing and data work.
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Email Extractor
Extract email addresses from pasted text.
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Line Sorter
Sort lines in ascending or descending order.
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List Randomizer
Shuffle lines into a random order.
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Markdown Preview
Convert Markdown to sanitized HTML with a rendered preview.
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Text Case Converter
Convert text between lowercase, uppercase, title case, sentence case, snake case, kebab case, camel case, and Pascal case.
Compare two text blocks line by line.
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Text Reverser
Reverse characters, words, or line order.
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URL Extractor
Extract HTTP and HTTPS URLs from pasted text.
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Whitespace Cleaner
Trim text, collapse extra spaces, or remove blank lines.
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Word Counter
Count words, characters, lines, and bytes.