How to Use
- Paste your CSV data into the input box or upload a CSV file.
- Make sure the first row contains the column headers.
- Click Convert to JSONL.
- Copy the generated JSONL/NDJSON or download it as a file.
JSONL (JSON Lines), also known as NDJSON, stores one JSON object per line. It is useful for data processing, APIs, logs, datasets and developer workflows.
FAQ
What is JSONL?
JSONL is a text format where each line contains a separate valid JSON object.
Is JSONL the same as NDJSON?
JSONL and NDJSON are commonly used names for the same newline-delimited JSON format.
Is my CSV data uploaded to a server?
No. This converter processes your CSV data directly in your browser.
Can I upload a CSV file?
Yes. You can upload a CSV file or paste CSV data directly into the input box.
Privacy:
Your CSV data is processed entirely in your browser.
No data is uploaded to our server.