No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
pymatgen-io-validation has 1.2M monthly downloads and 16 GitHub stars. Version 0.1.2 supports Python 3.8+, first published in 2024.
It is stably maintained under a permissive license, last released in Sep 2025.
It is built on top of numpy, pydantic and pydantic-settings. It is used by 3 tracked packages, including emmet-core, emmet-api and emmet-builders.
Package Insights
Package Risks
- Moderate bus factor: only 6 contributor(s) for this download volume
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
70
Popularity
23
Adoption
60
Community
20
Provenance
0
How the maintenance status was determined
Last commit
52 days ago
Monthly downloads
1,191,498
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
1,191,498
Stars
16
Stars per 1k downloads
0.01
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
11,187
Month daily avg
39,717
Momentum
-71.8%
((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
modified BSD
•
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
293 days ago
Total releases
10
Releases/year
4.4
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
6
Monthly downloads
1,191,498
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
33
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
200.0%
contrib / forks
Stale Release
240d
PR Velocity
Quiet
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
6.1K
Windows
129
macOS
35
Python Versions
3.12
71.9%
4.5K
3.11
19.4%
1.2K
3.10
4.3%
273
3.13
3.4%
212
3.14
1.0%
64
Top Countries
1.
US
5.7K
US
2.
BE
213
BE
3.
DE
144
DE
4.
GB
132
GB
5.
SG
56
SG
6.
CN
54
CN
7.
FR
54
FR
8.
IE
24
IE
9.
TW
24
TW
10.
IN
18
IN
Dependencies
5
- numpy
- pydantic >=2.0.1
- pydantic-settings >=2.0.0
- pymatgen
- requests
4 optional dependencies
- pre-commit[dev]
- pytest[tests]
- pytest-cov[tests]
- types-requests[tests]
Used By
3
Package Information
License
modified BSD
First Release
March 19, 2024
Last Release
9 months ago
Last Commit
1 month ago
Latest Version
0.1.2
Total Releases
10
Contributors
6
Open PRs
0
Archived
No
Author
Janosh Riebesell, Jason Munro, Aaron Kaplan
Python Versions
3
3.8
3.9
3.10
3.11
Wheels
py3
Keywords
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh