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hpke

v0.13.0 Growing

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

MIT/Apache-2.0 Edition 2021
CryptographyNo standard library #crypto#cryptography#encryption#aead#key-exchange

Quick Verdict

  • โœ“Actively maintained (updated 30d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 236 crates
  • !Heavy dependency tree (21 direct deps)
  • โœ“Permissive license (MIT/Apache-2.0)

Security

Checking security advisories...
Downloads
4.8M
Dependents
236
Releases
28
Size
1.7MB

Deep Insights

๐Ÿ“Š
Steady growth

446.7K downloads in the last 30 days (14.9K/day), up 1% from the previous period.

๐Ÿ”—
Moderate adoption

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

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 5+ years old, hpke hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“ฆ
Heavy dependency tree

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

๐ŸŒŸ
Used by top crates

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

Health Breakdown

Maintenance 16/25

Recency, release consistency, active ratio

Quality 13/25

Yanked ratio, deps, size, maturity, features

Community 12/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 13/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
13K/day avg+41%
010K20K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.11.0
62%
v0.13.0
18%
v0.10.0
10%
v0.12.0
9%
v0.8.0
1%

Release Timeline

28 releasessince 2020
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2020
14
2021
7
2022
2
2023
1
2024
1
2025
2
2026
1
Less
More

Feature Flags

default =["alloc", "p256", "x25519"]

stdp256*p384p521alloc*x25519*

README

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Maintainers

Dependencies
21
direct dependencies
Dependents
236
crates depend on hpke

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