Decision Workspace
num-valid vs ftl-numkernel vs dashu-float
Side-by-side comparison of Rust crates
55
num-valid
experimentalv0.3.3
A robust numerical library providing validated types for real and complex numbers to prevent common floating-point errors like NaN propagation. Features a generic, layered architecture with support for native f64 and optional arbitrary-precision arithmetic.
31
ftl-numkernel
growingv0.1.0
A library designed to provide numerical operations and error handling for both real and complex numbers, also supporting arbitrary precision types
54
dashu-float
growingv0.4.3
A big float library supporting arbitrary precision, arbitrary base and arbitrary rounding mode
Core Metrics
| num-valid | ftl-numkernel | dashu-float | |
|---|---|---|---|
| Health Score | 55 | 31 | 54 |
| Total Downloads | 2.0K | 982 | 1.5M |
| 30d Downloads | 84 | 3 | 140.3K |
| Dependents | 10 | 0 | 86 |
| Releases | 12 | 1 | 9 |
| Last Updated | 38d ago | 499d ago | 783d ago |
| Age | 8m | 1y 4m | 3y 6m |
Health Breakdown
num-valid
Maintenance
20
Quality
12
Community
8
Popularity
4
Documentation
11
ftl-numkernel
Maintenance
2
Quality
15
Community
5
Popularity
4
Documentation
5
dashu-float
Maintenance
5
Quality
16
Community
11
Popularity
7
Documentation
15
Technical Details
| num-valid | ftl-numkernel | dashu-float | |
|---|---|---|---|
| Version | 0.3.3 | 0.1.0 | 0.4.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | non-standard | non-standard | MIT OR Apache-2.0 |
| Dependencies | 18 | 7 | 20 |
| Crate Size | 263KB | 31KB | 80KB |
| Features | 2 | 1 | 12 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | — | 1.61 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •num-valid leads with a health score of 55/100, but none of the options score above 80.
- •dashu-float has the most downloads (1.5M), suggesting wider adoption.
- •⚠ ftl-numkernel, dashu-float have not been updated in over a year.