Decision Workspace
cds vs ecow vs smallvec
Side-by-side comparison of Rust crates
47
cds
growingv0.10.0
Collection of Optimized Data Structures
73
ecow
growingv0.2.7
Compact, clone-on-write vector and string.
68
smallvec
stablev1.15.1
'Small vector' optimization: store up to a small number of items on the stack
Core Metrics
| cds | ecow | smallvec | |
|---|---|---|---|
| Health Score | 47 | 73 | 68 |
| Total Downloads | 23.9K | 3.1M | 847.6M |
| 30d Downloads | 0 | 481.2K | 66.6M |
| Dependents | 0 | 1.4K | 57.7K |
| Releases | 17 | 11 | 76 |
| Last Updated | 1327d ago | today | 190d ago |
| Age | 4y 6m | 3y 2m | 11y 1m |
Health Breakdown
cds
Maintenance
7
Quality
19
Community
6
Popularity
5
Documentation
10
ecow
Maintenance
21
Quality
17
Community
15
Popularity
8
Documentation
12
smallvec
Maintenance
12
Quality
17
Community
19
Popularity
8
Documentation
12
Technical Details
| cds | ecow | smallvec | |
|---|---|---|---|
| Version | 0.10.0 | 0.2.7 | 1.15.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 0 | 2 | 8 |
| Crate Size | 71KB | 36KB | 38KB |
| Features | 6 | 2 | 10 |
| Yanked % | 0.0% | 0.0% | 26.3% |
| Edition | 2021 | 2021 | 2018 |
| MSRV | — | 1.73 | — |
| Owners | 1 | 1 | 3 (team) |
Links
Quick Verdict
- •ecow leads with a health score of 73/100, but none of the options score above 80.
- •smallvec has the most downloads (847.6M), suggesting wider adoption.
- •smallvec is depended on by 57.7K crates — strongest ecosystem trust.
- •⚠ cds has not been updated in over a year.
- •cds, ecow are pre-1.0 — API may change.