No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
marshmallow-dataclass has 5.8M monthly downloads and 475 GitHub stars. Version 8.7.1 supports Python 3.8+, first published in 2019.
It is stably maintained under a permissive license, last released in Sep 2024.
It is built on top of marshmallow, typeguard and typing-extensions. It is used by 88 tracked packages, including ggshield, pygitguardian and renault-api.
GitHub topics include orm, marshmallow and serialization.
Package Insights
Package Risks
- No releases in 538 days despite active commits
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
65
Popularity
56
Adoption
80
Community
55
Provenance
0
How the maintenance status was determined
Last commit
123 days ago
Monthly downloads
5,846,690
Active
Activity within 30 days
•
Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
5,846,690
Stars
475
Stars per 1k downloads
0.08
Industry Standard
> 10,000,000 monthly downloads
•
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
Community Favorite
> 5 stars per 1k downloads
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
197,855
Month daily avg
194,890
Momentum
+1.5%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python version support tiers
requires_python
>=3.8
Cutting Edge
Minimum supported version is 3.12 or newer
Modern
Minimum supported version is 3.9, 3.10, or 3.11
•
Legacy
Supports 3.8 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
MIT
•
Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
662 days ago
Total releases
74
Releases/year
10.0
Rapid
Last release within 365 days and > 12 releases/year
Regular
Last release within 365 days
•
Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
38
Monthly downloads
5,846,690
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
•
Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
63
Issue Burden
98.9
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
51.4%
contrib / forks
Stale Release
538d
PR Velocity
Quiet
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
98.5K
Windows
1.0K
macOS
155
Python Versions
3.10
50.8%
49.8K
3.12
27.0%
26.4K
3.11
18.2%
17.8K
3.14
2.2%
2.1K
3.9
1.8%
1.8K
Top Countries
1.
IE
48.5K
IE
2.
US
44.6K
US
3.
NL
2.5K
NL
4.
DE
1.7K
DE
5.
CA
714
CA
6.
SG
327
SG
7.
IL
302
IL
8.
GB
260
GB
9.
FR
235
FR
10.
HK
184
HK
Dependencies
4
- marshmallow >=3.18.0
- typeguard <5,>=4.0
- typing-extensions >=4.2.0
- typing-inspect >=0.9.0
8 optional dependencies
- pre-commit[lint]
- pre-commit[dev]
- pytest[tests]
- pytest[dev]
- pytest-mypy-plugins[dev]
- pytest-mypy-plugins[tests]
- sphinx[docs]
- sphinx[dev]
Used By
88
- ggshield
- pygitguardian
- renault-api
- starknet-py
- qwak-core
- frogml
- paradex-py
- marshmallow-core
- marshmallow-dataclass-djangofield
- jwthenticator
- sahges-sdk
- frequenz-lib-notebooks
- beam-sdk
- semantha-sdk
- frequenz-gridpool
- frogml-core
- victor-smart-kill
- indico
- python-adjust
- tju
- datagen-tech
- aceql
- api-entreprise
- nomad-utility-workflows
- cool-open-client
- encab
- pricecypher-sdk
- nike-detector
- barnhunt
- kc-sdk-python
- besta-tools
- jubeatools
- spintop
- allophant
- dtlsiamesenetwork
- miso
- auto-pr
- e360-charting
- origin-ledger-sdk
- rispack
- jm-networking
- saturnfs
- starknet-devnet
- starknet-py-unbroken
- skypro
- copyright2
- netschoolapi
- bartbroere-eland
- fortiweb-api
- redisolar-sample-data-generator
GitHub Topics
Tags from the package's GitHub repository describing what it does.
Package Information
License
MIT
First Release
February 5, 2019
Last Release
1 year ago
Last Commit
4 months ago
Latest Version
8.7.1
Total Releases
74
Contributors
38
Open PRs
9
Archived
No
Author
Ophir LOJKINE
Python Versions
3.8
3.9
3.10
3.11
3.12
Wheels
py3
Keywords
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh