Simply paste it into the area below, see our experience to view your JSON data

About JSON Viewer

Features

  • Format and beautify JSON data with proper indentation
  • Validate JSON structure and syntax
  • Minify JSON to remove whitespace
  • Convert JSON to tabular view for easier data analysis
  • Flatten nested objects for comprehensive data overview
  • Flatten arrays using first item as a template for column structure
  • Complete client-side processing - your data never leaves your browser

Privacy & Performance

Our JSON Viewer runs entirely in your browser. All processing is done client-side using JavaScript, ensuring your data never leaves your device. This makes it ideal for working with sensitive data while providing fast performance even with large JSON files.

How to Use

  1. Paste your JSON data into the text area or upload a JSON file
  2. Use the Format button to beautify the JSON with proper indentation
  3. Switch to Table View to analyze your data in tabular format
  4. Enable "Flatten objects" to view nested properties as columns with dot notation (e.g., user.address.city)
  5. Enable "Flatten arrays" to use the first item of arrays as a template for column structure (e.g., friends.name)
  6. Use the Columns dropdown to show/hide specific columns in the table view

Common Use Cases

API Development

Debug and visualize API responses to ensure proper data structure and content.

Data Analysis

Convert complex JSON into tabular format for easier data examination and analysis.

Configuration Management

Validate and format configuration files to ensure proper syntax before deployment.