NDJSON / JSON Lines

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NDJSON input

Per-line validation

L1: OK
L2: OK
L3: OK

Table preview (3 rows)

idnameok
1Alphatrue
2Betafalse
3Gammatrue

What this tool does

NDJSON (JSON Lines) is one JSON value per line. Common in logs and streaming exports.

Why per-line

Each line is independent, so corrupt lines don't break the whole file. The viewer flags bad lines individually.