rustio rustio.net
44

hctr2-rs

v0.9.1 Experimental

HCTR2 and HCTR3 length-preserving encryption with format-preserving variants

MIT OR Apache-2.0 Edition 2024
CryptographyNo standard library #encryption#fpe#hctr2#hctr3#disk-encryption

Quick Verdict

  • โœ“Actively maintained (updated 57d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Permissive license (MIT OR Apache-2.0)

Security

Checking security advisories...
Downloads
32
Dependents
0
Releases
2
Size
26KB

Deep Insights

๐Ÿ“‰
Download decline

5 downloads in the last 30 days, down 67% from the previous period. May indicate migration to alternatives.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 139 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ“
Compact crate

At 25KB, hctr2-rs is lightweight. Small crate size correlates with focused, well-scoped functionality.

Health Breakdown

Maintenance 11/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 6/20

Reverse deps, ownership, ecosystem

Popularity 2/15

Downloads, momentum, growth trend

Documentation 10/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
0/day avg-66%
024681012/291/162/32/213/113/28

Version Adoption

v0.9.1
56%
v0.9.0
44%

Release Timeline

2 releasessince 2026
J
F
M
A
M
J
J
A
S
O
N
D
2026
2
Less
More

Feature Flags

default =["std"]

std*

README

Loading README...

Maintainers

Dependencies
5
direct dependencies
Dependents
0
crates depend on hctr2-rs

Similar Crates