CSV to JSON

Convert CSV data to formatted JSON

Free, runs entirely in your browser — no sign-up, no file upload to a server.

Frequently asked questions

What does CSV to JSON do?

It converts CSV data into formatted JSON, using the header row as object keys.

How do I use it?

Paste your CSV data and the equivalent JSON array appears instantly.

Is my input sent anywhere?

Everything runs in your browser — nothing you type or paste is sent to a server.

How do I report a problem or request a feature for this tool?

Use the Contact / Feedback page — select "CSV to JSON" as the related tool so we know exactly which tool you mean, then describe the bug or the feature you'd like to see.

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