PyRank
casbin

casbin

An authorization library that supports access control models like ACL, RBAC, ABAC in Python
PyPI GitHub

Shared Repository

This package shares its GitHub repository (casbin/pycasbin) with 1 other package. Stars, forks, and other GitHub metrics reflect the entire repository.
Downloads
Day
107.6K
Week
581.9K
Month
2.3M
Stars
1.7K
Forks
215
Issues
4
Version
1.43.0

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
65
Popularity
68
Adoption
80
Community
60
How the maintenance status was determined
Last commit
109 days ago
Monthly downloads
2,334,490
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
2,334,490
Stars
1,732
Stars per 1k downloads
0.74
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
83,127
Month daily avg
77,816
Momentum
+6.8%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.3
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
Apache 2.0
• 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
377 days ago
Total releases
127
Releases/year
17.3
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
84
Monthly downloads
2,334,490
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
60
 
Issue Burden
2.3
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
39.1%
contrib / forks
Stale Release
267d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 56.2K
macOS 227
Windows 26

Python Versions

3.10
72.6% 40.5K
3.11
11.5% 6.4K
3.12
9.7% 5.4K
3.13
4.0% 2.2K
3.14
2.3% 1.3K

Top Countries

1. US US
50.0K
2. JP JP
2.3K
3. ES ES
986
4. CA CA
690
5. BE BE
343
6. FI FI
272
7. DE DE
230
8. IN IN
217
9. SE SE
183
10. AU AU
169

GitHub Topics

Tags from the package's GitHub repository describing what it does.

Package Information

License
Apache 2.0
First Release
January 14, 2019
Last Release
1 year ago
Last Commit
3 months ago
Latest Version
1.43.0
Total Releases
127
Contributors
84
Open PRs
4
Archived
No
Python Versions
3.6 3.7 3.8 3.9 3.10 3.11 3.12
Wheels
py3
Keywords
casbin acl rbac abac auth authz authorization access control permission
Tracking Since
January 6, 2026
Data Updated
May 17, 2026
Data Freshness
Fresh

Links