Convert · in-browser
JSON to JSONL Converter
Convert a JSON array into JSONL with one object per line for append-only logs, databases, and streaming pipelines.
Each array element becomes its own line of JSONL output.
All conversion happens locally in your browser using modern canvas APIs — files never leave your device.
Key facts
JSONSingle document with arrays and nesting
JSONLOne JSON object per line, stream-friendly
Typical useJSON exports → log ingestion and data pipelines
StreamingLines can be consumed incrementally