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Code Beautifier

Beautify and minify JavaScript, CSS, HTML, and shell code with configurable indentation

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Free online code beautifier for JavaScript, CSS, HTML, and shell. Beautify or minify messy snippets with 2-space, 4-space, or tab indentation, then rerun instantly after switching language or indent mode. Everything runs locally in your browser with no code upload, great for debugging, reviewing minified payloads, and cleaning up shell snippets.