TOOL 20 / BROWSER-SIDE

CSV ↔ JSON

Convert practical tabular data. No uploads, no backend.

FREE TO USE / NO ADS / NO LOGIN REQUIRED

Convert CSV to JSON or JSON to CSV online

Move simple table data between CSV and JSON for spreadsheet, API or scripting work. Select a direction, add your input and review the converted output.

Convert CSV rows to JSON records
Convert supported JSON records to CSV
Copy the converted data

Paste or provide tabular data in the supported format, then run the conversion. Check column names and nested values before using the result; flat CSV rows cannot preserve every JSON structure.

Popular ways to use CSV ↔ JSON

Turn a small CSV table into structured JSON.
Export simple JSON records as CSV for spreadsheet work.

How processing and privacy work

Processing runs in your browser. The page may download scripts, fonts or processing engines to run the tool; these downloads are separate from uploading your input files.