Decision Workspace
machine-factor vs machine-prime vs const_panic
Side-by-side comparison of Rust crates
45
machine-factor
growingv0.2.5
constant factorisation for machine-size integers
56
machine-prime
stablev1.5.7
ne plus ultra primality testing for machine-sized integers
59
const_panic
growingv0.2.15
const panic with formatting
Core Metrics
| machine-factor | machine-prime | const_panic | |
|---|---|---|---|
| Health Score | 45 | 56 | 59 |
| Total Downloads | 4.0K | 26.6K | 17.6M |
| 30d Downloads | 0 | 0 | 1.4M |
| Dependents | 1 | 21 | 287 |
| Releases | 7 | 17 | 19 |
| Last Updated | 129d ago | 72d ago | 257d ago |
| Age | 1y 3m | 3y 1m | 4y 7m |
Health Breakdown
machine-factor
Maintenance
12
Quality
12
Community
7
Popularity
4
Documentation
10
machine-prime
Maintenance
14
Quality
17
Community
10
Popularity
5
Documentation
10
const_panic
Maintenance
9
Quality
18
Community
12
Popularity
8
Documentation
12
Technical Details
| machine-factor | machine-prime | const_panic | |
|---|---|---|---|
| Version | 0.2.5 | 1.5.7 | 0.2.15 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | CC0-1.0 | CC0-1.0 | Zlib |
| Dependencies | 1 | 0 | 5 |
| Crate Size | 8KB | 529KB | 54KB |
| Features | 1 | 6 | 10 |
| Yanked % | 14.3% | 29.4% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | 1.57 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •const_panic leads with a health score of 59/100, but none of the options score above 80.
- •const_panic is depended on by 287 crates — strongest ecosystem trust.
- •machine-factor, const_panic are pre-1.0 — API may change.