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JavaScript Beautifier

Format and prettify your JavaScript code. Make it readable with proper indentation and structure.

Input JavaScriptJS

chars 0

Beautified Outputoutput

chars 0

Beautify Options

Indent Size

Indent Char

Space before conditional

Preserve newlines

Break chained methods

Wrap line length

Quick Tips

• Press Ctrl + Enter to beautify quickly
• Adjust indent size to match your coding style
• All processing happens in your browser — no data is sent to any server
• Supports ES6+, JSX, and TypeScript syntax