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hdk

v0.6.2 Growing

The Holochain HDK

CAL-1.0 Edition 2021
Cryptography #holochain#holo#hdk

Quick Verdict

  • โœ“Actively maintained (updated 12d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (1.7K crates depend on it)
  • โœ“Team maintained (3 owners)

Security

Checking security advisories...
Downloads
558.6K
Dependents
1.7K
Releases
322
Size
66KB

Deep Insights

๐Ÿ“Š
Steady growth

5.3K downloads in the last 30 days (178/day), up 6% from the previous period.

๐Ÿ”—
Widely adopted

1.7K crates depend on hdk. Strong ecosystem adoption means battle-tested code and long-term stability.

๐Ÿ‘ค
Prolific maintainer

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

๐Ÿ”ฌ
Pre-1.0 for over a year

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

๐ŸŒŸ
Used by top crates

Notable dependents include holochain, holochain_test_wasm_common, holochain_conductor_services, hc_utils, hc_deepkey_sdk. When high-quality crates choose hdk, it's a strong quality signal.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 19/20

Reverse deps, ownership, ecosystem

Popularity 7/15

Downloads, momentum, growth trend

Documentation 11/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
147/day avg-45%
01002003004005004/265/146/16/197/77/24

Top Dependents

Version Adoption

v0.6.1
62%
v0.7.0-dev.19
11%
v0.7.0-dev.16
10%
v0.6.2
9%
v0.6.2-rc.0
7%

Release Timeline

10 releasessince 2026
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2026
10
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Feature Flags

default =["encoding"]

mockfuzzingencoding*propertiestest_utilsfixturatorsunstable-functionsunstable-countersigning

README

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Maintainers

Dependencies
12
direct dependencies
Dependents
1.7K
crates depend on hdk

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