Convert tools

JSON to NDJSON

Convert a JSON array into one compact JSON value per line.

Convert in your browser · No sign-up

The root must be an array. Each element becomes a line, with embedded line breaks escaped inside strings.

Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.

How to use

  1. Convert a JSON array into one compact JSON value per line.
  2. Choose the mode or options, then run the tool.
  3. Review the result, then copy or download the TXT file.

Example

[{"id":1},{"id":2}] → {"id":1}
{"id":2}

Details and limitations

The root must be an array. Each element becomes a line, with embedded line breaks escaped inside strings.

Text stays in your browser; it is not sent to a conversion server.

FAQ

JSON to NDJSON — What are the supported inputs and limits?

The root must be an array. Each element becomes a line, with embedded line breaks escaped inside strings.

Format references

Tool page updated: