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PyPI · #3238 most downloaded on PyPI
An authorization library that supports access control models like ACL, RBAC, ABAC in Python
Last release 8 months ago
02 Feb 2026
Ships unpredictably
gaps range from 8 days to 8 months
Nearly every release is documented
notes for 19 of 19 stable releases
Nothing withdrawn
no release was ever pulled
2 years old
19 releases · first in 2024
One column per month.
avoid expensive str() calls in enforce_ex when logging is disabled
2.7.1 (2026-01-01) Bug Fixes improve links in README
remove irrelevant links in README
fix enforce_ex() API returning empty explanations for allow rules in deny models
only run CI for Python "3.12", "3.13"
fix inconsistent async handling bug for watcher.update() API
use wcmatch.glob for glob_match with "" support
fix bug that get_all_subjects() and similar APIs get wrong result
align add_policy API with Golang Casbin
update README.md status badges and improve TestFastEnforcer() (#396) (79105a0), closes #395
# 1.50.0 (2025-08-09) ### Features * upgrade dependencies to latest
add add_grouping_policies_ex and add_named_grouping_policies_ex APIs
add new APIs: add_policies_ex() and add_named_policies_ex()
fix the bug that add_policies does not update policy_map
upgrade Python version to 3.8~3.13
Optimize load_policy_line to avoid quadratic individual-character loop
# 1.44.0 (2025-06-07) ### Features * update info
KeyError: 'g' when build_role_links
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