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Format JSON online

Paste JSON and get pretty formatted output instantly.

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JSON Formatter

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JSON
Output

How to use

  1. Paste your JSON input.
  2. Click Format to prettify and validate.
  3. Copy the formatted output.

Best practices

  • Preview the output before downloading or sharing it.
  • For best performance, try with smaller inputs first.
  • Avoid pasting sensitive data on shared devices.

Privacy

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Examples
Minified input
Input
{"a":1,"b":[true,false]}
Output

                                    

                                        
                                    

                                

                            

                        

                        

                            

                                

                                    
Formatted output

                                

                            

                            

                                

                                    
Input

                                    
{
  "a": 1,
  "b": [
    true,
    false
  ]
}

                                    

                                            
                                        
                                    

                                

                                

                                    
Output

                                    

                                    

                                        
                                    

                                

                            

                        

                

            


        

            

                
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