CSV to JSON client-side ?
How to use CSV to JSONConvert a CSV file to JSON directly in your browser. Each row of your CSV becomes a JSON object, using the first line as column names. This is the fastest way to turn a spreadsheet or database export into a format that an API or a JavaScript application can use.
The tool handles common separators such as comma or semicolon, as well as quoted fields. You get a clean, indented JSON array that is ready to copy or drop into your code.
Everything happens locally on your machine. Your data, whether it is customer lists or internal figures, is never sent to a remote server
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Convert a CSV file to JSON directly in your browser. Each row of your CSV becomes a JSON object, using the first line as column names. This is the fastest way to turn a spreadsheet or database export into a format that an API or a JavaScript application can use. The tool handles common separators such as comma or semicolon, as well as quoted fields. You get a clean, indented JSON array that is ready to copy or drop into your code. Everything happens locally on your machine. Your data, whether it is customer lists or internal figures, is never sent to a remote server
Convert a CSV file to JSON instantly
How to use CSV to JSON
Convert a CSV file to JSON directly in your browser. Each row of your CSV becomes a JSON object, using the first line as column names. This is the fastest way to turn a spreadsheet or database export into a format that an API or a JavaScript application can use. The tool handles common separators such as comma or semicolon, as well as quoted fields. You get a clean, indented JSON array that is ready to copy or drop into your code. Everything happens locally on your machine. Your data, whether it is customer lists or internal figures, is never sent to a remote server
Frequently asked questions
Which separators are supported?
Comma and semicolon are detected automatically. The tool also recognizes quoted fields that contain separators
Is the first row used as a header?
Yes. The first row provides the key names for the JSON objects. Each following row becomes an object in the array
Is my data uploaded anywhere?
No. The conversion runs entirely in your browser, so your data stays private
Can I convert large files?
Yes, within your browser's memory limits. For very large files, splitting them beforehand can help