Online JSON Formatter & Validator Tool - Beautify, Minify, and Validate Instantly
Transform Raw JSON Data into Readable Format with Our Multi-Feature Tool
Why Use Our JSON Formatter?
- ⚡ Real-time validation & error highlighting
- 📱 Mobile-friendly interface
- 🔒 Secure client-side processing
- 📥 Auto-save & session recovery
Key Features
- Multiple indentation templates
- RFC specification validation
- Syntax error auto-correction
- One-click sharing & export
🚀 Technical Benefits of Our Formatter
🛠️ 🛠️ Modern Parser
Supports JSON5 standard with added features like comments, trailing commas, and single-quoted strings for greater flexibility.
🔐 🔐 Data Security
100% browser-side parsing - your data is never sent to a server. Suitable for sensitive data and GDPR compliance.
⚙️ ⚙️ Multi Standard
Validation against various RFC standards (8259, 7159, 4627) and ECMA-404. Detailed error detection with line location.
❓ Frequently Asked Questions About JSON Formatter
What's the difference between this formatter and other tools?
Our formatter provides multi-standard validation, automatic error correction, and support for modern JSON syntax (JSON5). We also offer a full range of formatting options with real-time preview.
How to fix detected JSON errors?
Enable the Auto Fixoption for automatic correction of common errors:
Is my JSON data safe?
All processes are done entirely in your browser without data transfer to the server. We use Web Workers for parsing process isolation and do not store any history.