heed3

v0.22.1 Growing

A fully typed LMDB (mdb.master3) wrapper with minimum overhead with support for encryption

MIT Edition 2021

Data structures Database interfaces #database#lmdb#storage#encryption#typed

GitHub ↗ crates.io ↗ Compare with…

Quick Verdict

!Pre-1.0: API may have breaking changes
!Heavy dependency tree (21 direct deps)
✓Permissive license (MIT)

Security

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Downloads

54.3K

Dependents

Releases

Size

80KB

Deep Insights

📊

Steady growth

3.0K downloads in the last 30 days (101/day), up 3% from the previous period.

👤

Prolific maintainer

The primary maintainer publishes 61 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

🔬

Pre-1.0 for over a year

Despite being 1+ years old, heed3 hasn't reached 1.0 yet. Expect potential API changes between versions.

📦

Heavy dependency tree

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

Health Breakdown

Maintenance 11/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 10/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 10/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days

102/day avg-63%

Top Dependents

Most downloaded crates that depend on heed3

Version Adoption

v0.22.0

88%

v0.22.1

v0.21.0

v0.22.1-nested-rtxns

Release Timeline

4 releasessince 2024

2024

2025

2026

Less

Feature Flags

default =["serde", "serde-bincode", "serde-json"]

serde*posix-semraw_valueserde-rmpserde-json*longer-keysuse-valgrindserde-bincode*mdb_idl_logn_8mdb_idl_logn_9preserve_ordermdb_idl_logn_10mdb_idl_logn_11mdb_idl_logn_12mdb_idl_logn_13mdb_idl_logn_14mdb_idl_logn_15mdb_idl_logn_16unbounded_deptharbitrary_precision

README

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Maintainers

Clément Renault

61 crates

Dependencies

direct dependencies