Free Online JSON Formatter & Validator

Free Online JSON Formatter & Validator Tool

Easily format and validate your JSON code using our fast, free, and user-friendly JSON Formatter & Validator tool. Whether you’re a developer, data analyst, or student, this tool helps you convert messy JSON data into a clean, readable format while checking for any syntax errors. Simply paste your JSON, click “Format” or “Validate,” and get instant results. No login or installation required!

🔹 Key Features:

✅ Beautify or pretty-print raw JSON strings
✅ Validate JSON structure and detect syntax errors
✅ Minify JSON for compact data usage
✅ Tree view for better visual representation
✅ Copy, download, or edit JSON in real time
✅ Supports large JSON files
✅ 100% browser-based — no software required

✅ How to Use Section: 🚀 How to Use the JSON Formatter & Validator:

Paste or upload your JSON code in the input box.
Click the “Format” button to beautify and structure the data.
Click “Validate” to check for syntax correctness.
View results instantly, copy to clipboard, or download the formatted JSON.

✅ Why Use This Tool: This online JSON Formatter & Validator is ideal for developers working with APIs, configuration files, or structured data. It helps identify common issues and makes debugging JSON much easier. Fast, accurate, and secure — perfect for modern development needs.

JSON Formatter & Validator

Input JSON

Output JSON

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