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c2-chacha

v0.3.3 Growing

The ChaCha family of stream ciphers

MIT/Apache-2.0 Edition 2018
CryptographyNo standard library #crypto#cipher#chacha20#chacha#xchacha20

Quick Verdict

  • โœ•Not updated for 4+ years
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 180 crates
  • โœ“Tiny footprint (14KB, 3 deps)
  • โœ“Permissive license (MIT/Apache-2.0)

Security

Checking security advisories...
Downloads
13.1M
Dependents
180
Releases
10
Size
14KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

387.1K downloads in the last 30 days (12.9K/day), up 32% from the previous period.

๐Ÿ”—
Moderate adoption

180 crates depend on c2-chacha. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 7+ years old, c2-chacha hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿชถ
Minimal dependencies

Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐Ÿ“
Compact crate

At 14KB, c2-chacha is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include mixnet, sosistab, unc-crypto, cellar-core, wz_reader. When high-quality crates choose c2-chacha, it's a strong quality signal.

Health Breakdown

Maintenance 7/25

Recency, release consistency, active ratio

Quality 18/25

Yanked ratio, deps, size, maturity, features

Community 12/20

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
10K/day avg+48%
05K10K15K20K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.3.3
48%
v0.2.3
28%
v0.2.2
22%
v0.2.4
1%
v0.3.0
1%

Release Timeline

10 releasessince 2019
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Feature Flags

default =["std", "rustcrypto_api"]

std*simdno_simdrustcrypto_api*

README

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Maintainers

Dependencies
3
direct dependencies
Dependents
180
crates depend on c2-chacha

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