File
CSV to JSON
Paste CSV text, detect headers, and export pretty JSON. Handles quoted fields for typical spreadsheet exports.
Runs entirely in your browser. Your data never leaves this device.
- Header detection
- Quoted CSV MVP
- Pretty JSON
- Copy output
- Private
Workspace
Client-side · No upload
How it works
- Adjust the controls or paste your input.
- Preview results instantly in the browser.
- Copy or download the output — nothing is uploaded.
Key features
- Header detection
- Quoted CSV MVP
- Pretty JSON
- Copy output
- Private
FAQ
Is this private?
Yes — processing runs in your browser; we do not upload your inputs.
Do I need an account?
No — free to use without signup.
Does it work offline?
After the page loads, most tools work without further network calls.
Mobile friendly?
Yes — layouts adapt to smaller screens.
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