Free Online JSON Editor - Tree View, Format & Validate
3 usesTips
Tree View
Switch to tree view to visualize your JSON structure with collapsible nodes
Format
Click Format to pretty-print your JSON with proper indentation
Minify
Use Minify to remove whitespace and reduce file size for production
Validation
Invalid JSON is highlighted with error details including line and position
Frequently Asked Questions
How do I format JSON?
Paste your JSON into the text area and click the Format button. It will add proper indentation and line breaks for readability.
Can I edit JSON in tree view?
The tree view provides a visual representation of your JSON structure. You can expand/collapse nodes and view all key-value pairs.
What JSON formats are supported?
Any valid JSON is supported including objects, arrays, nested structures, strings, numbers, booleans, and null values.
How does minifying JSON with this online editor benefit my web application's performance?
Minifying your JSON files significantly improves the performance of web applications by reducing their file size. Our online JSON editor achieves this by removing unnecessary whitespace, line breaks, and comments, resulting in a more compact data structure. This leads to faster loading times for your users, lower bandwidth consumption, and quicker API responses, making your application more efficient and responsive across different devices and network conditions.
Does this online JSON editor store my sensitive JSON data on its servers for later access?
No, absolutely not. Our online JSON editor is designed with your privacy in mind. All JSON processing, including parsing, editing, formatting, and minification, occurs entirely within your browser. Your data is never transmitted to or stored on our servers. Once you close or refresh the browser tab, your JSON data is completely cleared, ensuring maximum confidentiality for your sensitive information.
How to Use
- Paste or type your JSON in the text area
- Use Format to pretty-print or Minify to compress
- Switch to Tree View for visual navigation
- Expand/collapse nodes to explore the structure
- Click Copy to export the edited JSON