BurnerTools
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CSV to JSON Converter

Turn CSV into clean JSON arrays — locally and instantly.

Convert spreadsheets, exports, and CSV files into clean JSON arrays in seconds. Supports custom delimiters (comma, tab, semicolon, pipe), quoted fields with embedded commas, and optional headers.

Category
Developer & Data
Privacy
Runs in your browser
Uploads
No server upload
Access
Free, no signup
100% Private. Processed locally on your device. Your data never touches a server.
[
  {
    "name": "Ada",
    "role": "Engineer",
    "city": "London"
  },
  {
    "name": "Grace",
    "role": "Admiral",
    "city": "New York"
  }
]

How to use

  1. 1Paste your CSV or upload a .csv file.
  2. 2Pick the delimiter and whether the first row is headers.
  3. 3Copy the resulting JSON array, ready for any API or import script.

Popular use cases

  • Import an Excel export into a JavaScript app.
  • Seed a database from a Google Sheets download.
  • Convert analytics exports to a JSON-friendly shape.

Frequently asked questions

Does it handle quoted fields with commas?+

Yes — a proper CSV parser handles RFC 4180 quoting.

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