marshmallow-code/flask-marshmallow

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Flask + marshmallow for beautiful APIs

Stars: 887
Forks: 65
Open beginner issues: 0
Indexed issues: 24
Avg merge: 7h 25m
Merged PRs (30d): 3

Dominant language: Python
License: MIT
Last GitHub push: Sep 8, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

Beginner friendly Everything

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24 open issues indexed

Dependency Dashboard Open

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

marshmallow-code/flask-marshmallow#388 · Opened Apr 14, 2026
File(allow_none=True) is not possible Open

help wanted

Difficulty 3/5 1-2 days Newbie friendliness 45/100

marshmallow-code/flask-marshmallow#319 · 11 comments · Opened Jun 11, 2024
TypeError: Schema.__init__() got an unexpected keyword argument 'include_data' Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

marshmallow-code/flask-marshmallow#316 · 1 comment · Opened Jun 3, 2024
The function decorated by the "post_load" decorator will undergo changes in parameter types as the function name changes. Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

marshmallow-code/flask-marshmallow#276 · Opened Dec 6, 2023
Building docs fails with Sphinx 7.2 and SOURCE_DATE_EPOCH environment variable Open

Difficulty 1/5 Under an hour Newbie friendliness 58/100

marshmallow-code/flask-marshmallow#275 · Opened Nov 10, 2023
How do I create a new ORM object with information passed via JSON? Open

Difficulty 2/5 1-3 hours Newbie friendliness 20/100

marshmallow-code/flask-marshmallow#246 · 1 comment · Opened Oct 25, 2022
Better Separation of Duties Open

docs help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

marshmallow-code/flask-marshmallow#244 · 1 comment · Opened Mar 19, 2022
HyperlinkRelated creating invalid endpoint Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

marshmallow-code/flask-marshmallow#240 · 1 comment · Opened Nov 24, 2021
Race Conditions in Marshmallow - Context Not thread safe? Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

marshmallow-code/flask-marshmallow#233 · Opened Jun 11, 2021
How to integrate with PickleType Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

marshmallow-code/flask-marshmallow#201 · 1 comment · 1 reaction · Opened Oct 2, 2020
Postgres Money Type Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

marshmallow-code/flask-marshmallow#197 · Opened Aug 14, 2020
URLFor and many relationships Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

marshmallow-code/flask-marshmallow#194 · 2 reactions · Opened Jun 19, 2020
Allow additional URL parameters to HyperlinkRelated Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

marshmallow-code/flask-marshmallow#144 · 1 comment · 1 reaction · Opened Aug 6, 2019
Flask SQLAlchemy Integration - Documentation Suggestion Open

docs help wanted

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

marshmallow-code/flask-marshmallow#143 · 4 comments · 11 reactions · Opened Jul 29, 2019
How to get errors when using validate ? Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

marshmallow-code/flask-marshmallow#142 · 1 comment · Opened Jul 28, 2019
Usage with Flask factory pattern? Open

docs help wanted

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

marshmallow-code/flask-marshmallow#74 · 7 comments · 11 reactions · Opened Mar 8, 2018
AbsoluteURLFor: Field parameters are passed to URL Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

marshmallow-code/flask-marshmallow#67 · 1 comment · 3 reactions · Opened Aug 24, 2017
including custom field in schema with nested Schema Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

marshmallow-code/flask-marshmallow#64 · 3 reactions · Opened Jul 2, 2017
porting to mongoengine Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

marshmallow-code/flask-marshmallow#63 · Opened Jun 16, 2017
marshmallow schema Validations on ModelSchema not working Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

marshmallow-code/flask-marshmallow#58 · 1 comment · Opened Apr 11, 2017
UrlFor fields include all passed params in url. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

marshmallow-code/flask-marshmallow#52 · 6 comments · Opened Nov 16, 2016
'DummySession' object has no attribute 'query' Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

marshmallow-code/flask-marshmallow#44 · 16 comments · 12 reactions · Opened May 24, 2016
conditionally return URLs Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

marshmallow-code/flask-marshmallow#22 · 1 comment · 1 reaction · Opened Jun 3, 2015
backref uselist=False support Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

marshmallow-code/flask-marshmallow#21 · Opened May 28, 2015

marshmallow-code/flask-marshmallow

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