What format are JSON logs expected in?

One JSON object per line (NDJSON/JSONLines format). This matches Winston, Bunyan, Pino, and most structured loggers.

JSON Log to PDF Report

Convert structured JSON log files (Winston, Bunyan, Pino) to a readable PDF report.

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Upload your .log file with one JSON object per line.

Log levels, timestamps, and messages are detected automatically.

Download the formatted PDF report.

Auto-detects Log Format

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