Decant

Convert CSV to JSON

Convert CSV files to JSON in your browser.

Drop files here

or paste them in. Whole folders work too.

  • Nothing is uploaded
  • Works offline
  • Free and open source

How to convert CSV to JSON

  1. Choose your CSV files, or drop them anywhere on this page.

  2. Check that JSON is selected, and change the settings if you need to.

  3. Select Convert, then save your JSON files.

About CSV and JSON

CSV

CSV stores a table as plain text, one row per line with commas between values. Every spreadsheet and database can open it.

JSON

JSON is the data format of web APIs and app settings: nested objects and lists in plain text.

Questions

How do I convert CSV to JSON?
Choose your CSV files or drop them on this page, check that JSON is selected, then select Convert and save the result. It works the same on a phone or a computer.
Is it safe to convert CSV to JSON here?
Yes. The conversion runs in your browser, so your CSV files are never uploaded, stored or logged.
Can I convert several CSV files at once?
Yes. Add as many as you like and they convert together. Save each result on its own, or all of them as one ZIP.

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