🔧 JSON Tool Pro

Format · Validate · Diff · Java POJO · TypeScript · CSV · Escape · JSONPath

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✏️ Input Code
✨ Formatted Code
function hello(name) { const greeting = "Hello, " + name + "!"; if (name.length > 0) { console.log(greeting); return greeting; } return "Hello, World!"; }

About Code Formatting

✨ Clean, properly indented code is easier to read and debug. This tool beautifies your code with one click.

Supported languages: JavaScript / TypeScript, HTML, CSS, and JSON.

📏 Customize the tab size (2, 4, or 8 spaces) to match your coding style.

🔒 100% client-side. Your code never leaves your browser. Powered by js-beautify.