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Overview
Pino is a low-overhead JSON logger for Node.js. It combines structured logs, child loggers, redaction, and transports so application logs can be emitted as machine-readable JSON for downstream processing.
Features and best fit
Based on official documentation; not hands-on tested · Content checked:
Key features
Carry request and application context through structured JSON and child loggers
Objects become structured log fields, while child loggers can bind request IDs and other shared context to related log entries.
Sources: [1]
Best fit
Fits Next.js and Node.js APIs that need lightweight request-level structured logging
It is useful when JSON logs need to flow into cloud logging or observability systems for searching and aggregating request IDs, latency, and error context.
Sources: [1]
Before adoption
Review formatter, transport, and untrusted-key behavior
Version 10.4.0 adds a warning for incompatible formatters.level use with multi-target transports and documentation about untrusted top-level log keys. Browser redaction and flush limitations also vary by runtime.
Sources: [2]
Official sources
- [1]Pino v10.4.0 README(2026-10-06)
- [2]Pino v10.4.0 release(2026-10-06)
- [3]Pino v10.4.0 package metadata(2026-10-06)
Supplemental curator note
It fits Node.js and Next.js backends that need request context in machine-readable JSON logs. Review redaction, transports, untrusted keys, and flush behavior before production.
Try it in 3 steps
- 1
Get the source
git clone --depth 1 https://github.com/pinojs/pino.git - 2
Enter the repository
cd pino - 3
Check the official steps
Continue with the commands in the README Installation, Quick Start, or Getting Started section.
find . -maxdepth 1 -iname 'README*' -exec sed -n '1,220p' {} \; -quit
Growth
Growth trends · Last 30 days
18,238 Stars
Trend data is still being collected.
Development activity
Last 90 days · weekly
- Commits (last 30 days)
- 5
- Open PRs
- 60
Development activity is still being collected.
Built with
Categories and tags
Categories
GitHub data
GitHub dataView detailed GitHub data
GitHub Topics
- logger
- fast
- json
- nodejs
- pino
- Stars
- 18,238
- Forks
- 1,004
- Watchers
- 88
- Open issues
- 109
- Contributors
- 360
- Owner type
- Organization
- Primary language
- JavaScript
- License
- MIT
- Repository last updated
- Oct 2, 2026
Related information
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