MongoEngine/mongoengine

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A Python Object-Document-Mapper for working with MongoDB

Stars: 4.3k
Forks: 1.2k
Open beginner issues: 0
Indexed issues: 285
Avg merge: 4h 41m
Merged PRs (30d): 11

Dominant language: Python
License: MIT
Last GitHub push: Sep 6, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

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285 open issues indexed

Transaction fails when multiple database aliases use different MongoDB clients Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

MongoEngine/mongoengine#2908 · Opened Apr 8, 2026
Any plans for a new release? Also, suggestions for transaction API improvements Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

MongoEngine/mongoengine#2906 · 3 comments · 2 reactions · Opened Mar 26, 2026
Add support for PyMongo Async and N+1 Dereference/select_related using Pipeline Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

MongoEngine/mongoengine#2902 · 5 reactions · Opened Jan 3, 2026
Asynchronous PyMongo client - is it possible in the future? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2876 · 4 comments · 3 reactions · Opened Mar 5, 2025
Aggregation updates are not currently not supported in modify method Open

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

MongoEngine/mongoengine#2873 · Opened Feb 16, 2025
Add autocompletion for instanciation Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2869 · Opened Jan 7, 2025
Improve typing hint of attributes Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2868 · 1 reaction · Opened Jan 7, 2025
DictField _auto_dereference gets changed after first query Open

DictField

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

MongoEngine/mongoengine#2831 · Opened Aug 21, 2024
`choices` not validated after update Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

MongoEngine/mongoengine#2805 · Opened Mar 15, 2024
Document not working well with Fastapi & Pydantic Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

MongoEngine/mongoengine#2793 · 1 reaction · Opened Jan 8, 2024
InvalidDocument when using EmbeddedDocument primary key and ReferenceField Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

MongoEngine/mongoengine#2778 · Opened Nov 8, 2023
Typing support Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2777 · 3 comments · 7 reactions · Opened Nov 4, 2023
OperationError: Query for sharded findAndModify must contain the shard key Open

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

MongoEngine/mongoengine#2772 · Opened Oct 5, 2023
Implement lazy assignment for Reverse Delete Rules (aka the NotRegistered exception) Open

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

MongoEngine/mongoengine#2764 · Opened Jul 27, 2023
Which documentation site is the official documentation site? Open

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

MongoEngine/mongoengine#2762 · 3 comments · 2 reactions · Opened Jul 8, 2023
How to modify the last item of a list field by positional operator? Open

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

MongoEngine/mongoengine#2758 · Opened May 30, 2023
Supporting last object retrieval from mongoengine queryset Open

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

MongoEngine/mongoengine#2756 · Opened May 27, 2023
Ask mongongine not to use _cls in queries Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2749 · 2 comments · Opened Apr 6, 2023
Support for binary subtype 0x04 UUIDs Open

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

MongoEngine/mongoengine#2747 · Opened Mar 31, 2023
DynamicField doesn't save as a ListField Open

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

MongoEngine/mongoengine#2743 · Opened Mar 10, 2023
Support for Mongo JSON schema validation Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

MongoEngine/mongoengine#2730 · 1 comment · Opened Jan 23, 2023
Switch the default uuidRepresentation from "pythonLegacy" to "unspecified" (not "standard") Open

Difficulty 4/5 3-5 days Newbie friendliness 50/100

MongoEngine/mongoengine#2728 · 9 comments · 1 reaction · Opened Jan 20, 2023
Query MapField by a key that matches one of the field names in the nested document fails with a mongoengine.errors.InvalidQueryError Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

MongoEngine/mongoengine#2714 · 1 comment · Opened Dec 25, 2022
Error with ReferenceField pointing to the abstract document Open

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

MongoEngine/mongoengine#2706 · Opened Nov 16, 2022
reverse_delete_rule=PULL not working for ListField of ReferenceField(s) Open

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

MongoEngine/mongoengine#2704 · 2 comments · Opened Oct 28, 2022
EmbeddedDocumentList in nested embededded document save() does not find the parent document Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

MongoEngine/mongoengine#2695 · Opened Oct 14, 2022
upsert_one() on a missing document does an insert, not considering default field values Open

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

MongoEngine/mongoengine#2694 · 2 comments · Opened Oct 12, 2022
Custom field that inherits from DictField results in strange behaviour when calling .from_json Open

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

MongoEngine/mongoengine#2692 · Opened Oct 5, 2022
Bug: LazyReferenceField passthrough on classes with methods do not work Open

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

MongoEngine/mongoengine#2687 · 1 comment · Opened Aug 26, 2022
None of the switch_db or switch_collection support is thread-safe Open

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

MongoEngine/mongoengine#2685 · Opened Aug 19, 2022
Fields starting with underscore ignored on to_mongo or to_json call on DynamicDocument Open

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

MongoEngine/mongoengine#2668 · 2 comments · Opened Jul 5, 2022
Support for TextSearch (MongoAtlas) Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2667 · 4 reactions · Opened Jul 4, 2022
Exception on bulk insert with EmbeddedDocument as primary key Open

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

MongoEngine/mongoengine#2652 · 5 comments · 1 reaction · Opened May 12, 2022
LazyReferenceField requires check for None before using fetch() or pk Open

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

MongoEngine/mongoengine#2648 · Opened May 2, 2022
slice on dict field containing list does'nt work Open

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

MongoEngine/mongoengine#2635 · Opened Mar 16, 2022
Cannot handle indexes on GenericReferenceField Open

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

MongoEngine/mongoengine#2628 · 1 comment · Opened Mar 2, 2022
QuerySet.select_related(5) causes additional queries accessing DBRef of DBRef? Open

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

MongoEngine/mongoengine#2625 · 1 comment · Opened Feb 22, 2022
GenericReferenceField doesn't validate choices on upsert Open

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

MongoEngine/mongoengine#2618 · Opened Feb 1, 2022
Exporting Document as JSON schema Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2609 · 1 comment · 2 reactions · Opened Dec 23, 2021
The id type of full object and the id type of the lazy object are different Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

MongoEngine/mongoengine#2607 · Opened Dec 16, 2021
Document.update() updates mongodb but not python object for lists of embedded documents Open

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

MongoEngine/mongoengine#2587 · Opened Nov 9, 2021
Inconsistent behavior of auth options in host string and kwarg when connect Open

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

MongoEngine/mongoengine#2562 · Opened Aug 25, 2021
Image Field put() silently compresses jpg images Open

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

MongoEngine/mongoengine#2559 · 2 comments · Opened Aug 18, 2021
Modifying document without uploading to the database Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2552 · 1 comment · 2 reactions · Opened Aug 13, 2021
add parameter `field_name` to in_bulk queryset method Open

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

MongoEngine/mongoengine#2550 · 1 comment · Opened Aug 11, 2021
Closing connections (disconnect) is not thread-safe Open

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

MongoEngine/mongoengine#2546 · 2 comments · Opened Aug 4, 2021
GenericEmbeddedDocumentField validation errors on .upsert but not on .save Open

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

MongoEngine/mongoengine#2543 · Opened Jul 29, 2021
Problem handling dots in DictField keys Open

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

MongoEngine/mongoengine#2539 · 5 comments · 2 reactions · Opened Jul 15, 2021
How to Enable Automatic Client Side Field Level Encryption(CSFLE) while using MongoEngine. Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

MongoEngine/mongoengine#2538 · 1 reaction · Opened Jul 7, 2021
Slow 'startswith'-queries due to '$options': 'u' being set (no index usage?) Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

MongoEngine/mongoengine#2512 · 6 comments · Opened May 3, 2021

MongoEngine/mongoengine

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