Decision Workspace
c-prime vs machine-prime vs ssmr
Side-by-side comparison of Rust crates
48
c-prime
growingv0.1.3
Convenience wrapper for machine-prime
59
machine-prime
stablev1.5.7
ne plus ultra primality testing for machine-sized integers
41
ssmr
growingv1.0.0
Single-Shot Miller-Rabin primality test for small integers
Core Metrics
| c-prime | machine-prime | ssmr | |
|---|---|---|---|
| Health Score | 48 | 59 | 41 |
| Total Downloads | 2.5K | 26.1K | 1.3K |
| 30d Downloads | 6 | 384 | 3 |
| Dependents | 0 | 21 | 0 |
| Releases | 4 | 17 | 1 |
| Last Updated | 69d ago | 13d ago | 651d ago |
| Age | 1y 2m | 2y 11m | 1y 9m |
Health Breakdown
c-prime
Maintenance
14
Quality
15
Community
5
Popularity
4
Documentation
10
machine-prime
Maintenance
17
Quality
17
Community
10
Popularity
5
Documentation
10
ssmr
Maintenance
1
Quality
20
Community
6
Popularity
4
Documentation
10
Technical Details
| c-prime | machine-prime | ssmr | |
|---|---|---|---|
| Version | 0.1.3 | 1.5.7 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | CC0-1.0 | CC0-1.0 | CC0-1.0 |
| Dependencies | 1 | 0 | 0 |
| Crate Size | 5KB | 529KB | 15KB |
| Features | 0 | 6 | 0 |
| Yanked % | 0.0% | 29.4% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •machine-prime leads with a health score of 59/100, but none of the options score above 80.
- •⚠ ssmr has not been updated in over a year.
- •c-prime is pre-1.0 — API may change.