JSON Formatter
Paste JSON text, format / minify / validate with one click, supports custom indentation and copy results.
Tab Recommended
2 spaces Compact
4 spaces Common
6 spaces
8 spaces
Input JSON
Waiting for input…
0 chars
Result 

        

        

          

            
            Not formatted yet
          

          
          0 chars
        

      

    


    

      LOCAL
      All operations are performed locally in the browser and no data will be uploaded.
    

    

      


      
      

        

          

            
What is JSON?

            
JSON (JavaScript Object Notation) is a lightweight data-interchange format. It is easy for humans to read and write and easy for machines to parse and generate.

          


        

          

            
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Benefits of JSON

            
  • Easy to read and write
  • Efficient machine parsing
  • Language independent
  • Clear data structure

          

          

            
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Data Formats

            
  • Object
  • Array
  • Primitive Types
  • Nested Structure

          

          

            
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Scenarios

            
  • Web API data transfer
  • Configuration files
  • NoSQL database storage

          

          

            
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Key Features

            
  • Hierarchical structure
  • Plain text
  • Lightweight

          

        


        

          

            
Usage Tips

            
  • Paste messy JSON code and click 'Format' to beautify it.
  • Use the 'Minify' function to remove spaces and newlines, reducing data size.
  • Supports multiple indentation methods (Tab, 2/4/8 spaces).
  • Provides real-time syntax validation and automatically locates error line numbers.

          


          

            
FAQ

            

        

          
What is the difference between JSON and XML?

          
JSON is more concise, parses faster, and more naturally maps to data structures in most programming languages than XML.

        

      
        

          
Does it support fixing invalid JSON?

          
The tool will attempt to prompt for syntax error locations; it is recommended to ensure the input follows standard JSON specifications.

        

      

          

        


        
        

          

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