JSONL Repair

Runs locally in your browser. Privately.

Fix malformed JSONL with a client-side repair engine. Nothing is uploaded to a server.

Files are processed locally in chunks. One JSON value per line; blank lines and BOM are rejected. Formatting keeps one record per line. Preview: 100 rows, 256 characters per cell, 64 KiB of text. Pasted text: up to 1 million characters.