Online JSON Formatter and Minifier
DeveloperFormat, minify, and validate JSON data instantly.
Formatted JSON will appear here...AI-powered tools for developers and creators — supercharge your workflow.
How to Use JSON Formatter
Paste or type your raw JSON into the input panel on the left. Click **Format** to instantly beautify it with proper indentation, or click **Minify** to compress it into a single line. You can choose between 2-space and 4-space indentation using the dropdown. The tool also validates your JSON in real time — if there's a syntax error, you'll see a clear error message pinpointing the issue. Click **Sample** to load example JSON and see the formatter in action. Everything runs locally in your browser — your data never leaves your device.
Paste your JSON
Click inside the left editor panel and paste your raw, unformatted JSON data.
Fix validation errors
If the data is invalid, the bottom banner will turn red and identify the syntax error. Fix it before proceeding.
Format or Minify
Click the 'Format JSON' button to beautify the code with proper indentation, or click 'Minify JSON' to compress it.
Copy or Download
Click the Copy button to copy the formatted result, or use Download to save it as a .json file.