JSON Viewer Tool
Free online tool to visualize, format, and validate JSON data. Beautify your JSON with syntax highlighting and collapsible tree view for better readability.
Input JSON
0 characters | 0 lines
Formatted JSON Viewer
Your formatted JSON will appear here...
0 properties | 0 array items
Visual JSON Viewer
View your JSON data in an interactive tree structure with collapsible nodes for easy navigation.
Syntax Highlighting
Color-coded JSON elements for better readability and understanding of your data structure.
Validation
Check your JSON for syntax errors and get detailed error messages to help fix issues.
How to Use the JSON Viewer
Paste Your JSON Data
Copy and paste your JSON data into the input box on the left. You can also load a sample to test the tool.
Format or Validate
Click "Format JSON" to beautify your data or "Validate" to check for syntax errors.
Explore Your Data
View your formatted JSON in the interactive viewer with collapsible nodes and syntax highlighting.