CSV to JSON Converter
Convert CSV to JSON or JSON to CSV in your browser. Paste spreadsheet data, map headers, download clean files — free, private, no signup.
Runs entirely in your browser — data is never uploaded.
Three steps. Zero friction.
Paste, generate, copy — no account required for most tools.
Paste or upload CSV
Drop spreadsheet exports from Sheets, Excel, or Airtable. Processing stays in your browser.
Convert both ways
CSV → JSON array of objects, or JSON → CSV with headers. Copy or download the result.
Publish listings
Connect the same data to Row.so for a SEO-ready directory with filters and checkout.
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Launch today, charge for listings, keep 100% — no CMS, checkout, or hosting to stitch together.
- Instant access
- Cancel anytime
- Live in 60 seconds