Decision Workspace
cow_vec vs ecow vs smox
Side-by-side comparison of Rust crates
50
cow_vec
experimentalv1.4.0
A vector-like container optimized for efficient cloning with copy-on-write semantics
63
ecow
growingv0.2.6
Compact, clone-on-write vector and string.
53
smox
experimentalv0.5.0
Box that stores small objects inline and bigger objects on the heap using Box, Rc or Arc, with CoW semantic
Core Metrics
| cow_vec | ecow | smox | |
|---|---|---|---|
| Health Score | 50 | 63 | 53 |
| Total Downloads | 117 | 2.2M | 90 |
| 30d Downloads | 9 | 412.7K | 8 |
| Dependents | 0 | 1.2K | 0 |
| Releases | 7 | 10 | 6 |
| Last Updated | 62d ago | 235d ago | 56d ago |
| Age | 2m | 3y | 1m |
Health Breakdown
cow_vec
Maintenance
12
Quality
17
Community
6
Popularity
2
Documentation
13
ecow
Maintenance
12
Quality
17
Community
14
Popularity
8
Documentation
12
smox
Maintenance
16
Quality
17
Community
6
Popularity
2
Documentation
12
Technical Details
| cow_vec | ecow | smox | |
|---|---|---|---|
| Version | 1.4.0 | 0.2.6 | 0.5.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 1 | 2 | 0 |
| Crate Size | 15KB | 30KB | 10KB |
| Features | 0 | 2 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | 1.73 | 1.85.1 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ecow leads with a health score of 63/100, but none of the options score above 80.
- •ecow is depended on by 1.2K crates — strongest ecosystem trust.
- •ecow, smox are pre-1.0 — API may change.