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crc32c

v0.6.8 Growing

Safe implementation for hardware accelerated CRC32C instructions with software fallback

Apache-2.0/MIT Edition 2018
Algorithms #simd#crc

Quick Verdict

  • โœ•Not updated for 2+ years
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (2.6K crates depend on it)
  • โœ“Tiny footprint (10KB, 3 deps)
  • โœ“Permissive license (Apache-2.0/MIT)

Security

Checking security advisories...
Downloads
70.6M
Dependents
2.6K
Releases
16
Size
10KB

Deep Insights

๐Ÿ“Š
Stable downloads

3.6M downloads in the last 30 days (121.1K/day). Volume is roughly flat compared to the previous period.

๐Ÿ”—
Widely adopted

2.6K crates depend on crc32c. Strong ecosystem adoption means battle-tested code and long-term stability.

โš ๏ธ
Single maintainer risk

crc32c has only 1 owner despite 2.6K 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 8+ years old, crc32c hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿชถ
Minimal dependencies

Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐Ÿ“
Compact crate

At 9KB, crc32c is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include google-cloud-storage, kafka-protocol, modelexpress-common, s3s-fs, turso_core. When high-quality crates choose crc32c, it's a strong quality signal.

Health Breakdown

Maintenance 4/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 13/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
106K/day avg-42%
050K100K150K4/265/146/16/197/77/24

Top Dependents

Version Adoption

v0.6.8
67%
v0.6.4
20%
v0.6.3
6%
v0.6.5
6%
v0.6.1
1%

Release Timeline

10 releasessince 2020
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2020
1
2021
1
2022
3
2023
1
2024
4
2025
2026
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README

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Maintainers

Dependencies
3
direct dependencies
Dependents
2.6K
crates depend on crc32c

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