cattrs VS pydantic

Compare cattrs vs pydantic and see what are their differences.

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cattrs pydantic
7 169
769 19,345
1.8% 3.8%
8.6 9.8
16 days ago 5 days ago
Python Python
MIT License MIT License
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

cattrs

Posts with mentions or reviews of cattrs. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-05-20.

pydantic

Posts with mentions or reviews of pydantic. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-06-05.

What are some alternatives?

When comparing cattrs and pydantic you can also consider the following projects:

marshmallow - A lightweight library for converting complex objects to and from simple Python datatypes.

Cerberus - Lightweight, extensible data validation library for Python

Fast JSON schema for Python - Fast JSON schema validator for Python.

nexe - 🎉 create a single executable out of your node.js apps

serpy - ridiculously fast object serialization

msgspec - A fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOML

datamodel-code-generator - Pydantic model and dataclasses.dataclass generator for easy conversion of JSON, OpenAPI, JSON Schema, and YAML data sources.

SQLAlchemy - The Database Toolkit for Python

lupin is a Python JSON object mapper - Python document object mapper (load python object from JSON and vice-versa)

sqlmodel - SQL databases in Python, designed for simplicity, compatibility, and robustness.

mashumaro - Fast and well tested serialization library

mypy - Optional static typing for Python

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Get Scout setup in minutes, and let us sweat the small stuff. A couple lines in settings.py is all you need to start monitoring your apps. Sign up for our free tier today.
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InfluxDB - Power Real-Time Data Analytics at Scale
Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
www.influxdata.com
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