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cosey

v0.4.0 Growing

Data types and serde for public COSE_Keys

Apache-2.0 OR MIT Edition 2021

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Team maintained (3 owners)
  • โœ“Permissive license (Apache-2.0 OR MIT)

Security

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Downloads
49.8K
Dependents
26
Releases
7
Size
14KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

1.5K downloads in the last 30 days (49/day), up 58% from the previous period.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 73 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 6+ years old, cosey hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 14KB, cosey is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include salty, ctap-types, fido-authenticator, trussed, libwebauthn. When high-quality crates choose cosey, it's a strong quality signal.

Health Breakdown

Maintenance 9/25

Recency, release consistency, active ratio

Quality 13/25

Yanked ratio, deps, size, maturity, features

Community 15/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 10/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
32/day avg+130%
05010015012/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.3.0
43%
v0.2.0
21%
v0.3.1
17%
v0.3.2
16%
v0.1.0-alpha.0
3%

Release Timeline

7 releasessince 2020
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2020
1
2021
3
2022
2023
2024
1
2025
2
2026
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README

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Maintainers

Dependencies
9
direct dependencies
Dependents
26
crates depend on cosey

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