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hpke

v0.14.0 Growing

An implementation of the HPKE hybrid encryption standard (RFC 9180) in pure Rust

MIT/Apache-2.0 Edition 2024 MSRV 1.85
CryptographyNo standard library #crypto#cryptography#encryption#aead#key-exchange

Quick Verdict

  • โœ“Actively maintained (updated 4d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 360 crates
  • !Heavy dependency tree (24 direct deps)
  • โœ“Permissive license (MIT/Apache-2.0)

Security

Checking security advisories...
Downloads
6.7M
Dependents
360
Releases
29
Size
2.0MB

Deep Insights

๐Ÿ“Š
Steady growth

582.2K downloads in the last 30 days (19.4K/day), up 4% from the previous period.

๐Ÿ”—
Moderate adoption

360 crates depend on hpke. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

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

๐Ÿ“ฆ
Heavy dependency tree

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

๐ŸŒŸ
Used by top crates

Notable dependents include age, age-core, ohttp, turnkey_enclave_encrypt, hpke-dispatch. When high-quality crates choose hpke, it's a strong quality signal.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 14/25

Yanked ratio, deps, size, maturity, features

Community 13/20

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
16K/day avg-33%
010K20K30K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v0.11.0
54%
v0.13.0
25%
v0.12.0
11%
v0.10.0
9%
v0.8.0
1%

Release Timeline

10 releasessince 2021
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2021
2
2022
2
2023
1
2024
1
2025
2
2026
2
Less
More

Feature Flags

default =["getrandom", "alloc", "x25519", "mlkem", "chacha"]

aeskatalloc*mlkem*nistpshakechacha*x25519*hkdfsha2getrandom*

README

Loading README...

Maintainers

Dependencies
24
direct dependencies
Dependents
360
crates depend on hpke

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