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ahash

v0.8.12 Growing

A non-cryptographic hash function using AES-NI for high performance

MIT OR Apache-2.0 Edition 2018 MSRV 1.60.0
AlgorithmsData structuresNo standard library #hash#aes#hashmap#hasher#no-std

Quick Verdict

  • โœ•Not updated for 1+ year
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (44.7K crates depend on it)
  • โœ“Permissive license (MIT OR Apache-2.0)
  • !80% of releases were yanked

Security

Checking security advisories...
Downloads
586.4M
Dependents
44.7K
Releases
95
Size
43KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

42.4M downloads in the last 30 days (1.4M/day), up 25% from the previous period.

๐Ÿ›๏ธ
Foundational crate

44.7K crates depend on ahash โ€” it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.

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Single maintainer risk

ahash has only 1 owner despite 44.7K dependents. This is a bus-factor concern โ€” consider the implications for long-term support.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 7+ years old, ahash hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“
Compact crate

At 42KB, ahash is lightweight. Small crate size correlates with focused, well-scoped functionality.

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Notable yanked versions

80% of releases have been yanked. Check version history before pinning.

๐ŸŒŸ
Used by top crates

Notable dependents include tracing-log, petgraph, foldhash, rkyv, moka. When high-quality crates choose ahash, it's a strong quality signal.

Health Breakdown

Maintenance 8/25

Recency, release consistency, active ratio

Quality 9/25

Yanked ratio, deps, size, maturity, features

Community 15/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 14/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
1.2M/day avg+25%
0500K1.0M1.5M2.0M2/263/164/34/215/95/26

Top Dependents

Version Adoption

v0.8.11
34%
v0.8.12
33%
v0.7.8
25%
v0.8.6
5%
v0.7.7
4%

Release Timeline

10 releasessince 2023
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2023
4
2024
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2025
1
2026
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Feature Flags

default =["std", "runtime-rng"]

std*no-rngruntime-rng*atomic-polyfillnightly-arm-aescompile-time-rng

README

Loading README...

Maintainers

Dependencies
19
direct dependencies
Dependents
44.7K
crates depend on ahash

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