Free converter
CSV to JSON Converter
Upload a CSV file or paste key-value rows to generate clean JSON output. The converter supports key,value format and expands dot-notation keys into nested JSON objects.
Runs locally in your browser. Files are not uploaded to a server.
CSV source
Paste CSV content or upload a .csv file from your device.
Generated JSON
Copy the result or download it as a ready-to-use JSON file.
What this tool does
Reads CSV key-value rows
The converter accepts simple `key,value` CSV content with an optional header row.
Expands nested keys
Dot-notation keys such as `dashboard.title` are converted into nested JSON objects.
Exports clean JSON
The generated JSON can be copied or downloaded immediately for reuse in localization workflows.