Package Insights
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
90
Popularity
6
Adoption
36
Community
20
How the maintenance status was determined
Last commit
20 days ago
Monthly downloads
4,976
•
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
4,976
Stars
0
Stars per 1k downloads
0.00
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
No star data — can't compute stars-to-downloads ratio.
How download momentum is calculated
Week daily avg
152
Month daily avg
166
Momentum
—
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Momentum not reported for packages with < 5,000 monthly downloads — percentages are noisy at low volume.
Python version support tiers
requires_python
Not specified
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
Package does not declare a minimum Python version.
License categories
License
BSD-3-Clause
•
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
20 days ago
Total releases
30
Releases/year
4.0
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
12
Monthly downloads
4,976
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
19
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
300.0%
contrib / forks
Stale Release
No
PR Velocity
Quiet
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
58
Python Versions
3.11
74.1%
43
3.10
20.7%
12
3.12
5.2%
3
Top Countries
1.
US
64
US
2.
CA
1
CA
Dependencies
2
- vivarium-build-utils <4.0.0,>=3.0.2
- vivarium-dependencies
4 optional dependencies
- vivarium-dependencies[dev]
- vivarium-dependencies[docs]
- vivarium-dependencies[interactive]
- vivarium-dependencies[test]
Used By
1
Package Information
License
BSD-3-Clause
First Release
October 31, 2018
Last Release
3 weeks ago
Last Commit
3 weeks ago
Latest Version
2.3.3
Total Releases
30
Contributors
12
Open PRs
0
Archived
No
Author
The risk_distributions developers
Wheels
py3
Topics
-
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh