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cedar-policy-core

v4.9.1 Stable

Core implementation of the Cedar policy language

Apache-2.0 Edition 2021 MSRV 1.89
ConfigurationCompilers #authorization#security#policy#cedar

Quick Verdict

  • โœ“Actively maintained (updated 28d ago)
  • โœ“Stable API (4.x for 2+ years)
  • โœ“Trusted by 312 crates
  • โœ“Team maintained (7 owners)
  • !Heavy dependency tree (28 direct deps)

Security

Checking security advisories...
Downloads
4.7M
Dependents
312
Releases
77
Size
626KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

773.6K downloads in the last 30 days (25.8K/day), up 88% from the previous period.

๐Ÿ”—
Moderate adoption

312 crates depend on cedar-policy-core. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ‘ฅ
Team maintained

This crate is maintained by a team (7 owners), reducing bus-factor risk and ensuring continuity.

โœ…
Stable for 2+ years

The API has been stable (1.x) for over 2 years with 77 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿ“ฆ
Heavy dependency tree

28 direct dependencies. Consider the impact on compile times and supply chain complexity.

๐ŸŒŸ
Used by top crates

Notable dependents include cedar-policy, cedar-policy-formatter, cedar-policy-validator, cedar-agent, treetop-core. When high-quality crates choose cedar-policy-core, it's a strong quality signal.

Health Breakdown

Maintenance 17/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 18/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
16K/day avg+156%
020K40K60K80K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v4.4.1
26%
v2.4.2
24%
v4.5.1
24%
v4.8.2
17%
v4.5.0
9%

Release Timeline

77 releases7 yankedsince 2023
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2023
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2025
33
2026
2
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Yanked

Feature Flags

default =["ipaddr", "decimal", "datetime"]

tpewasmipaddr*decimal*datetime*arbitrarytest-utilexperimentalpartial-evaltolerant-astentity-manifestextended-schemapartial-validatevariadic-is-in-range

README

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Maintainers

Dependencies
28
direct dependencies
Dependents
312
crates depend on cedar-policy-core

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