Decision Workspace
casbin vs core-policy vs authz-core
Side-by-side comparison of Rust crates
65
casbin
stablev2.20.0
An authorization library that supports access control models like ACL, RBAC, ABAC.
48
core-policy
experimentalv0.10.1
Pure RBAC/ABAC policy engine core (zero crypto/network dependencies)
46
authz-core
experimentalv0.1.0
Zanzibar-style authorization engine — model parser, resolver, policy traits, and CEL condition evaluation
Core Metrics
| casbin | core-policy | authz-core | |
|---|---|---|---|
| Health Score | 65 | 48 | 46 |
| Total Downloads | 1.1M | 209 | 104 |
| 30d Downloads | 91.9K | 72 | 104 |
| Dependents | 187 | 8 | 0 |
| Releases | 72 | 2 | 1 |
| Last Updated | 51d ago | 71d ago | 18d ago |
| Age | 6y 3m | 2m | 18d |
Health Breakdown
casbin
Maintenance
16
Quality
19
Community
13
Popularity
7
Documentation
10
core-policy
Maintenance
10
Quality
14
Community
9
Popularity
3
Documentation
12
authz-core
Maintenance
12
Quality
12
Community
5
Popularity
2
Documentation
15
Technical Details
| casbin | core-policy | authz-core | |
|---|---|---|---|
| Version | 2.20.0 | 0.10.1 | 0.1.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 28 | 4 | 12 |
| Crate Size | 104KB | 48KB | 41KB |
| Features | 10 | 1 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | 1.85 | 1.85 |
| Owners | 4 | 1 | 1 |
Links
Quick Verdict
- •casbin leads with a health score of 65/100, but none of the options score above 80.
- •casbin is depended on by 187 crates — strongest ecosystem trust.
- •core-policy, authz-core are pre-1.0 — API may change.