marshmallow VS WTForms

Compare marshmallow vs WTForms and see what are their differences.

marshmallow

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

WTForms

A flexible forms validation and rendering library for Python. (by wtforms)
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marshmallow WTForms
9 5
6,254 1,342
0.6% 0.3%
8.2 5.9
5 days ago about 1 month ago
Python Python
MIT License BSD 3-clause "New" or "Revised" 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.

marshmallow

Posts with mentions or reviews of marshmallow. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-09-25.

WTForms

Posts with mentions or reviews of WTForms. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-03-15.
  • Using HTML5 fields with WTForms
    2 projects | reddit.com/r/codehunter | 15 Mar 2022
    I then ended up on the WTForms github page, and found that actually there is support for all the new HTML5 fields, but that these fields aren't imported by default. https://github.com/wtforms/wtforms/blob/master/wtforms/fields/html5.py Therefore instead of using

What are some alternatives?

When comparing marshmallow and WTForms you can also consider the following projects:

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

django-crispy-forms - The best way to have DRY Django forms. The app provides a tag and filter that lets you quickly render forms in a div format while providing an enormous amount of capability to configure and control the rendered HTML.

serpy - ridiculously fast object serialization

cattrs - Complex custom class converters for attrs.

flask-wtf - Simple integration of Flask and WTForms, including CSRF, file upload and Recaptcha integration.

Deform - A Python HTML form library.

ultrajson - Ultra fast JSON decoder and encoder written in C with Python bindings

jsonschema - JSON Schema validation library

Trafaret - Ultimate transformation library that supports validation, contexts and aiohttp.

jsons - 🐍 A Python lib for (de)serializing Python objects to/from JSON

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

WTForms-JSON - Adds smart json support for WTForms. Useful for when using WTForms with RESTful APIs.