Decision Workspace
modexp vs ibig vs modpow
Side-by-side comparison of Rust crates
30
modexp
growingv0.2.2
A modular exponentiation crate for BigInts
50
ibig
growingv0.3.6
A big integer library with good performance
39
modpow
growingv1.0.1
I published this before I realized that modpow was already implemented by num, lol. Contact me if you'd like to use this crate name.
Core Metrics
| modexp | ibig | modpow | |
|---|---|---|---|
| Health Score | 30 | 50 | 39 |
| Total Downloads | 13.2K | 644.1K | 6.2K |
| 30d Downloads | 52 | 22.5K | 42 |
| Dependents | 0 | 338 | 0 |
| Releases | 4 | 15 | 2 |
| Last Updated | 3716d ago | 1287d ago | 2254d ago |
| Age | 10y 2m | 5y 4m | 6y 2m |
Health Breakdown
modexp
Maintenance
2
Quality
15
Community
3
Popularity
5
Documentation
5
ibig
Maintenance
4
Quality
15
Community
13
Popularity
7
Documentation
11
modpow
Maintenance
3
Quality
20
Community
5
Popularity
5
Documentation
6
Technical Details
| modexp | ibig | modpow | |
|---|---|---|---|
| Version | 0.2.2 | 0.3.6 | 1.0.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 1 | 8 | 1 |
| Crate Size | 6KB | 92KB | 2KB |
| Features | 0 | 2 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | — | 2018 | 2018 |
| MSRV | — | 1.49 | — |
| Owners | 1 | 1 | 1 |
Quick Verdict
- •ibig leads with a health score of 50/100, but none of the options score above 80.
- •ibig is depended on by 338 crates — strongest ecosystem trust.
- •⚠ modexp, ibig, modpow have not been updated in over a year.
- •modexp, ibig are pre-1.0 — API may change.