Is JSON Editor free to use?

Yes, JSON Editor is completely free to use. No registration or payment required.

Do I need to install any software to use JSON Editor?

No, JSON Editor works directly in your web browser. No downloads or installations needed.

Is my data safe when using JSON Editor?

Yes, your privacy is protected. Most of our tools process data directly in your browser without uploading to servers. Files are automatically deleted after processing.

Can I use JSON Editor on mobile devices?

Yes, JSON Editor is fully responsive and works on smartphones, tablets, and desktop computers.

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JSON Editor

Edit JSON data with syntax highlighting and validation

Edit JSON Easily

Editing raw JSON in a plain text editor is error-prone. Our JSON Editor provides syntax highlighting, automatic formatting, and real-time validation as you type. Make changes confidently knowing the editor catches syntax errors immediately.

Smart Editing Features

Syntax highlighting makes structure visible. Matching bracket highlighting prevents nesting errors. Real-time validation alerts you to problems as you edit. Auto-formatting keeps your JSON clean.

Safe Data Modification

Modify configuration files with confidence. Edit API payloads before testing. Update data structures without breaking syntax. Work with JSON like a proper code editor experience.