Decision Workspace
ndarray-npy vs ndarray-npz vs npyz
Side-by-side comparison of Rust crates
64
ndarray-npy
growingv0.10.0
.npy and .npz file format support for ndarray
50
ndarray-npz
growingv0.4.2
Advanced .npz file format support for n-dimensional arrays.
64
npyz
growingv0.9.1
NumPy file format (de-)serialization. Fork of outdated npy-rs.
Core Metrics
| ndarray-npy | ndarray-npz | npyz | |
|---|---|---|---|
| Health Score | 64 | 50 | 64 |
| Total Downloads | 9.0M | 7.1K | 5.4M |
| 30d Downloads | 761.3K | 0 | 393.3K |
| Dependents | 1.4K | 5 | 169 |
| Releases | 15 | 5 | 15 |
| Last Updated | 162d ago | 373d ago | 23d ago |
| Age | 8y 1m | 3y 1m | 4y 10m |
Health Breakdown
ndarray-npy
Maintenance
9
Quality
15
Community
17
Popularity
8
Documentation
15
ndarray-npz
Maintenance
6
Quality
16
Community
8
Popularity
5
Documentation
15
npyz
Maintenance
17
Quality
15
Community
11
Popularity
8
Documentation
13
Technical Details
| ndarray-npy | ndarray-npz | npyz | |
|---|---|---|---|
| Version | 0.10.0 | 0.4.2 | 0.9.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 8 | 6 | 17 |
| Crate Size | 40KB | 19KB | 81KB |
| Features | 3 | 3 | 6 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.84 | 1.85.0 | — |
| Owners | 2 | 1 | 1 |
Links
Quick Verdict
- •ndarray-npy leads with a health score of 64/100, but none of the options score above 80.
- •ndarray-npy is depended on by 1.4K crates — strongest ecosystem trust.
- •⚠ ndarray-npz has not been updated in over a year.