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c2pa

v0.84.1 Growing

Rust SDK for C2PA (Coalition for Content Provenance and Authenticity) implementors

MIT OR Apache-2.0 Edition 2021 MSRV 1.88.0
API bindings #metadata#xmp

Quick Verdict

  • โœ“Actively maintained (updated 13d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 305 crates
  • !Heavy dependency tree (116 direct deps)
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

Checking security advisories...
Downloads
9.1M
Dependents
305
Releases
210
Size
6.7MB

Deep Insights

๐Ÿ“‰
Download decline

136.9K downloads in the last 30 days, down 54% from the previous period. May indicate migration to alternatives.

๐Ÿ”—
Moderate adoption

305 crates depend on c2pa. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 4+ years old, c2pa hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“ฆ
Heavy dependency tree

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

๐Ÿ“
Large crate size

6.7MB is relatively large. May impact download and compile times.

๐ŸŒŸ
Used by top crates

Notable dependents include c2patool, c2pa-c-ffi, cawg-identity, c2pa-attacks, proofmode. When high-quality crates choose c2pa, it's a strong quality signal.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 10/25

Yanked ratio, deps, size, maturity, features

Community 15/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
7K/day avg-35%
05K10K15K20K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.80.0
36%
v0.82.1
24%
v0.84.1
24%
v0.80.3
10%
v0.84.0
7%

Release Timeline

10 releasessince 2026
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Feature Flags

default =["openssl", "default_http"]

pdffile_ioopenssl*http_ureqhttp_wasihttp_wstddiagnosticsjson_schemadefault_http*http_reqwestadd_thumbnailsrust_native_cryptohttp_reqwest_blockingfetch_remote_manifests

README

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Maintainers

Dependencies
116
direct dependencies
Dependents
305
crates depend on c2pa

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