44
oso
v0.27.3 Growingoso is an open source policy engine for authorization that’s embedded in your application
Apache-2.0 Edition 2021
Quick Verdict
- ✕Not updated for 2+ years
- !Pre-1.0: API may have breaking changes
- !Heavy dependency tree (21 direct deps)
- ✓Permissive license (Apache-2.0)
Security
Checking security advisories...
Downloads
828.5K
Dependents
40
Releases
46
Size
54KB
Deep Insights
📈
Strong growth momentum
25.4K downloads in the last 30 days (846/day), up 33% from the previous period.
🔬
Pre-1.0 for over a year
Despite being 7+ years old, oso hasn't reached 1.0 yet. Expect potential API changes between versions.
📦
Heavy dependency tree
21 direct dependencies. Consider the impact on compile times and supply chain complexity.
Health Breakdown
Maintenance 7/25
Recency, release consistency, active ratio
Quality 13/25
Yanked ratio, deps, size, maturity, features
Community 7/20
Reverse deps, ownership, ecosystem
Popularity 7/15
Downloads, momentum, growth trend
Documentation 10/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
655/day avg+66%
Top Dependents
Most downloaded crates that depend on oso
Version Adoption
v0.27.3
52%
v0.26.4
25%
v0.27.0
13%
v0.26.1
7%
v0.12.4
4%
Release Timeline
46 releases2 yankedsince 2019
J
F
M
A
M
J
J
A
S
O
N
D
2019
1
2020
8
2021
27
2022
6
2023
3
2024
1
2025
2026
LessMore|Yanked
Feature Flags
default =["derive"]
cliderive*
README
Loading README...
Maintainers
Dependencies
21
direct dependencies
Dependents
40
crates depend on oso