Decision Workspace
ibig-core vs dashu-int vs puremp
Side-by-side comparison of Rust crates
45
ibig-core
experimentalv0.0.1
Core big-integer algorithms.
65
dashu-int
growingv0.5.0
A big integer library with good performance
59
puremp
experimentalv0.2.4
A pure-Rust arbitrary-precision arithmetic library — integers, rationals and MPFR-class floats — with a dependency-free clean-room core (optional serde/rand bridges), plus a C ABI and a CLI.
Core Metrics
| ibig-core | dashu-int | puremp | |
|---|---|---|---|
| Health Score | 45 | 65 | 59 |
| Total Downloads | 18 | 2.3M | 7.0K |
| 30d Downloads | 0 | 171.5K | 7.0K |
| Dependents | 0 | 155 | 9 |
| Releases | 1 | 11 | 15 |
| Last Updated | 38d ago | 2d ago | 5d ago |
| Age | 1m | 4y | 10d |
Health Breakdown
ibig-core
Maintenance
11
Quality
14
Community
6
Popularity
2
Documentation
12
dashu-int
Maintenance
16
Quality
14
Community
12
Popularity
8
Documentation
15
puremp
Maintenance
17
Quality
16
Community
9
Popularity
5
Documentation
12
Technical Details
| ibig-core | dashu-int | puremp | |
|---|---|---|---|
| Version | 0.0.1 | 0.5.0 | 0.2.4 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 3 | 21 | 4 |
| Crate Size | 16KB | 196KB | 445KB |
| Features | 0 | 6 | 26 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.95 | 1.68 | 1.88 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •dashu-int leads with a health score of 65/100, but none of the options score above 80.
- •dashu-int is depended on by 155 crates — strongest ecosystem trust.