JavaScript Formatter

Free online JavaScript and TypeScript formatter. Beautify ES6+, JSX, and TSX code with Prettier-style formatting. No install needed — instant in-browser formatting.

JavaScriptTypeScriptPopular
Input JS / TS
Ready
Formatted Output
—
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Frequently Asked Questions
Does it support TypeScript and JSX?
Yes. The formatter handles JavaScript, TypeScript, JSX, and TSX files with proper syntax support.
Is this similar to Prettier?
Yes. The formatting output closely follows Prettier style for consistent, readable code.
Can it format minified JavaScript?
Yes. Paste any minified or obfuscated JavaScript and it will be expanded into readable formatted code.