Decision Workspace
levenberg-marquardt vs cobyla vs slsqp
Side-by-side comparison of Rust crates
56
levenberg-marquardt
growingv0.15.0
Levenberg-Marquardt algorithm built on top of nalgebra
63
cobyla
stablev1.0.1
COBYLA optimizer for Rust
62
slsqp
stablev1.0.0
SLSQP optimizer for Rust
Core Metrics
| levenberg-marquardt | cobyla | slsqp | |
|---|---|---|---|
| Health Score | 56 | 63 | 62 |
| Total Downloads | 746.3K | 219.7K | 35.6K |
| 30d Downloads | 101.8K | 52.8K | 2.2K |
| Dependents | 168 | 88 | 64 |
| Releases | 19 | 21 | 9 |
| Last Updated | 295d ago | 4d ago | 4d ago |
| Age | 6y 4m | 5y 4m | 2y 7m |
Health Breakdown
levenberg-marquardt
Maintenance
7
Quality
15
Community
14
Popularity
7
Documentation
13
cobyla
Maintenance
18
Quality
17
Community
11
Popularity
6
Documentation
11
slsqp
Maintenance
18
Quality
17
Community
11
Popularity
5
Documentation
11
Technical Details
| levenberg-marquardt | cobyla | slsqp | |
|---|---|---|---|
| Version | 0.15.0 | 1.0.1 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | non-standard | non-standard |
| Dependencies | 10 | 2 | 2 |
| Crate Size | 46KB | 65KB | 97KB |
| Features | 2 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 2 | 1 | 1 |
Links
Quick Verdict
- •cobyla leads with a health score of 63/100, but none of the options score above 80.
- •levenberg-marquardt has the most downloads (746.3K), suggesting wider adoption.
- •levenberg-marquardt is depended on by 168 crates — strongest ecosystem trust.
- •levenberg-marquardt is pre-1.0 — API may change.