CSV to JSON converter

Convert CSV to JSON and JSON back to CSV. Supports quoted fields and comma, semicolon or tab delimiters.

Runs in your browser · nothing is sentConvert & format

DelimiterInput

[ { "name": "Ada", "role": "admin" }, { "name": "Smith, John", "role": "developer" } ]

About this tool

Pick a direction and delimiter, paste your data and copy the result. The first CSV row is used as the header.

🔒 Your input stays in your browser and is never sent anywhere.

Is CSV exported safely for spreadsheets?

Values starting with =, +, - or @ get a leading apostrophe to prevent formula injection when opened in Excel.

XML formatterFormat, validate and minify XML. Shows the element count and any syntax problems, with line and column numbers.
Sort & deduplicate linesSort lines, remove duplicates and empty lines, trim spaces and reverse order. Ideal for lists, logs and hostnames.

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