---
id: python-json-logger
version: "4.1.0"
license: BSD-2-Clause
license_treatment: permissive
maintenance: active
---

# python-json-logger — JSON Log Formatter for the Python Logging Package

License: permissive · Maintenance: active · Popularity: top 1,000 on PyPI

## Install

pip install python-json-logger
uv add python-json-logger
poetry add python-json-logger

## Description

[![PyPi](https://img.shields.io/pypi/v/python-json-logger.svg)](https://pypi.python.org/pypi/python-json-logger/)
[![PyPI - Status](https://img.shields.io/pypi/status/python-json-logger)](https://pypi.python.org/pypi/python-json-logger/)
[![PyPI - Downloads](https://img.shields.io/pypi/dm/python-json-logger)](https://pypi.python.org/pypi/python-json-logger/)
[![Python Versions](https://img.shields.io/pypi/pyversions/python-json-logger.svg)](https://github.com/nhairs/python-json-logger)
[![License](https://img.shields.io/github/license/nhairs/python-json-logger.svg)](https://github.com/nhairs/python-json-logger)
![Build Status](https://github.com/nhairs/python-json-logger/actions/workflows/test-suite.yml/badge.svg)
#
# Python JSON Logger

Python JSON Logger enables you produce JSON logs when using Python's `logging` package.

JSON logs are machine readable allowing for much easier parsing and ingestion into log aggregation tools.


## Documentation

- [Documentation](https://nhairs.github.io/python-json-logger/latest/)
- [Quickstart Guide](https://nhairs.github.io/python-json-logger/latest/quickstart/)
- [Change...

## AI interpretation — verify before relying

Produces machine-readable JSON logs using Python's standard logging package, enabling easier parsing and ingestion into log aggregation tools.

Verdict: Mature, actively maintained JSON logging formatter with zero dependencies, permissive licensing, and no known vulnerabilities. Well-suited for production log aggregation pipelines where structured output is required.

[View on SkillFed](https://skillfed.io/packages/python-json-logger) · [View on PyPI](https://pypi.org/project/python-json-logger/)