TOML Formatter & Validator

Format, validate, and convert TOML to JSON — fast, clean, and client-side.

Input TOML

Formatted TOML


        


        

          

            
JSON Preview

            

              
              
            

          

          

        

      

    


    

    

      
FAQ

      

        

          
What does this TOML formatter do?

          
It checks your TOML for syntax errors, formats valid TOML consistently, and shows equivalent JSON.

        

        

          
Is my TOML uploaded anywhere?

          
No. Everything runs in your browser using client-side JavaScript.

        

        

          
How are errors displayed?

          
Validation errors include line and column information when available so you can fix issues quickly.