Decision Workspace
numra-fit vs varpro vs dogleg
Side-by-side comparison of Rust crates
51
numra-fit
experimentalv0.1.5
Curve fitting for Numra: nonlinear least squares (Levenberg-Marquardt), weighted fits, polynomial fit and evaluation.
51
varpro
growingv0.14.0
A straightforward nonlinear least-squares fitting library which uses the Variable Projection algorithm.
43
dogleg
experimentalv0.1.1
Backend-agnostic high-quality Rust-native unconstrained least-squares minimization
Core Metrics
| numra-fit | varpro | dogleg | |
|---|---|---|---|
| Health Score | 51 | 51 | 43 |
| Total Downloads | 124 | 232.6K | 33 |
| 30d Downloads | 0 | 24.3K | 0 |
| Dependents | 6 | 0 | 0 |
| Releases | 6 | 22 | 2 |
| Last Updated | 4d ago | 192d ago | 75d ago |
| Age | 12d | 5y 3m | 2m |
Health Breakdown
numra-fit
Maintenance
14
Quality
13
Community
8
Popularity
3
Documentation
13
varpro
Maintenance
11
Quality
16
Community
6
Popularity
6
Documentation
12
dogleg
Maintenance
10
Quality
15
Community
6
Popularity
2
Documentation
10
Technical Details
| numra-fit | varpro | dogleg | |
|---|---|---|---|
| Version | 0.1.5 | 0.14.0 | 0.1.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | LicenseRef-Numra-Academic-Research-NonCommercial | MIT | MIT |
| Dependencies | 5 | 15 | 12 |
| Crate Size | 16KB | 146KB | 49KB |
| Features | 0 | 11 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.83 | 1.87 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •numra-fit leads with a health score of 51/100, but none of the options score above 80.
- •varpro has the most downloads (232.6K), suggesting wider adoption.