Decision Workspace
crc32fast-lib vs crc64fast-nvme vs crcdir
Side-by-side comparison of Rust crates
50
crc32fast-lib
growingv1.1.2
Fast, SIMD-accelerated CRC-32/ISO-HDLC (aka 'crc32') checksum computation in Rust exposed as a C-compatible shared library
64
crc64fast-nvme
stablev1.2.1
SIMD accelerated CRC-64/NVME checksum calculation
38
crcdir
growingv0.3.0
A thin wrapper around crc32fast to checksum an entire directory
Core Metrics
| crc32fast-lib | crc64fast-nvme | crcdir | |
|---|---|---|---|
| Health Score | 50 | 64 | 38 |
| Total Downloads | 1.7K | 7.8M | 9.2K |
| 30d Downloads | 6 | 848.0K | 9 |
| Dependents | 0 | 114 | 0 |
| Releases | 3 | 6 | 6 |
| Last Updated | 133d ago | 133d ago | 2442d ago |
| Age | 1y 3m | 1y 6m | 6y 10m |
Health Breakdown
crc32fast-lib
Maintenance
11
Quality
19
Community
6
Popularity
4
Documentation
10
crc64fast-nvme
Maintenance
12
Quality
20
Community
12
Popularity
8
Documentation
12
crcdir
Maintenance
3
Quality
15
Community
3
Popularity
5
Documentation
12
Technical Details
| crc32fast-lib | crc64fast-nvme | crcdir | |
|---|---|---|---|
| Version | 1.1.2 | 1.2.1 | 0.3.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 2 | 7 | 9 |
| Crate Size | 9KB | 78KB | 3KB |
| Features | 0 | 3 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2018 |
| MSRV | — | 1.70.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •crc64fast-nvme leads with a health score of 64/100, but none of the options score above 80.
- •crc64fast-nvme is depended on by 114 crates — strongest ecosystem trust.
- •⚠ crcdir has not been updated in over a year.
- •crcdir is pre-1.0 — API may change.