JavaScript Formatter & Beautifier Online
Format and beautify JavaScript code with proper indentation and structure.
Ctrl+Enter to convert
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Frequently Asked Questions
How do I format JavaScript online?
Paste your minified or messy JavaScript code into the input box. Our formatter instantly adds proper indentation, line breaks, and spacing.
Does this support ES6+ syntax?
Yes, modern JavaScript features like arrow functions, template literals, destructuring, optional chaining, and async/await are fully supported.
Can I minify JavaScript?
Yes, the Minify button produces compact JavaScript by removing whitespace and line breaks. For production minification, consider tools like Terser.
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