---
id: factory-boy
version: "3.3.3"
license: MIT
license_treatment: permissive
maintenance: aging
---

# factory-boy — A versatile test fixtures replacement based on thoughtbot's factory_bot for Ruby.

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

## Install

pip install factory-boy
uv add factory-boy
poetry add factory-boy

## Description

factory_boy
===========

.. image:: https://github.com/FactoryBoy/factory_boy/workflows/Test/badge.svg
    :target: https://github.com/FactoryBoy/factory_boy/actions?query=workflow%3ATest

.. image:: https://github.com/FactoryBoy/factory_boy/workflows/Check/badge.svg
    :target: https://github.com/FactoryBoy/factory_boy/actions?query=workflow%3ACheck

.. image:: https://img.shields.io/pypi/v/factory_boy.svg
    :target: https://factoryboy.readthedocs.io/en/latest/changelog.html
    :alt: Latest Version

.. image:: https://img.shields.io/pypi/pyversions/factory_boy.svg
    :target: https://pypi.org/project/factory-boy/
    :alt: Supported Python versions

.. image:: https://img.shields.io/pypi/wheel/factory_boy.svg
    :target: https://pypi.org/project/factory-boy/
    :alt: Wheel status

.. image:: https://img.shields.io/pypi/l/factory_boy.svg
    :target: https://github.com/FactoryBoy/factory_boy/blob/master/LICENSE
    :alt: License

factory_boy is a fixtures replacement based on thoughtbot's `factory_bot <https://github.com/thoughtbot/factory_bot>`_.

As a fixtures replacement tool, it aims to replace static, hard to maintain fixtures
with easy-to-use factories for complex...

## AI interpretation — verify before relying

factory_boy replaces static test fixtures with declarative factories that generate realistic test objects on demand, supporting multiple ORMs and build strategies.

Verdict: factory_boy is a stable, Production/Stable testing library with no known vulnerabilities and permissive MIT licensing. Its single dependency on Faker keeps install friction low. The aging maintenance status (556 days since release) reflects maturity rather than neglect—the project remains actively starred and unarchived. Suitable for production test suites.

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