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Syntax Highlighter

Developer Tools Free

Create readable code examples with browser-local highlighting and HTML or PNG exports

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About Syntax Highlighter

Syntax Highlighter helps developers, technical writers and educators prepare code examples. Choose from 242 languages and formats, compare light and dark themes, add line emphasis, diff markers, numbering or folding, then copy HTML or export HTML/CSS/Tailwind files and PNG images. Highlighting and export run in the browser, and the homepage tool works without an account.
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✓ VerifiedOct 17, 2026
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