Decision Workspace
ecow vs lean_string vs array_tool
Side-by-side comparison of Rust crates
63
ecow
growingv0.2.6
Compact, clone-on-write vector and string.
56
lean_string
growingv0.5.3
Compact, clone-on-write string.
57
array_tool
growingv1.0.3
Helper methods for processing collections
Core Metrics
| ecow | lean_string | array_tool | |
|---|---|---|---|
| Health Score | 63 | 56 | 57 |
| Total Downloads | 2.2M | 266.3K | 2.2M |
| 30d Downloads | 397.6K | 63.0K | 43.2K |
| Dependents | 1.2K | 24 | 463 |
| Releases | 10 | 11 | 26 |
| Last Updated | 235d ago | 10d ago | 2936d ago |
| Age | 3y | 1y 3m | 10y 5m |
Health Breakdown
ecow
Maintenance
12
Quality
17
Community
14
Popularity
8
Documentation
12
lean_string
Maintenance
18
Quality
12
Community
10
Popularity
6
Documentation
10
array_tool
Maintenance
4
Quality
21
Community
13
Popularity
8
Documentation
11
Technical Details
| ecow | lean_string | array_tool | |
|---|---|---|---|
| Version | 0.2.6 | 0.5.3 | 1.0.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 2 | 11 | 0 |
| Crate Size | 30KB | 44KB | 12KB |
| Features | 2 | 3 | 0 |
| Yanked % | 0.0% | 9.1% | 0.0% |
| Edition | 2021 | 2024 | — |
| MSRV | 1.73 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ecow leads with a health score of 63/100, but none of the options score above 80.
- •array_tool has the most downloads (2.2M), suggesting wider adoption.
- •ecow is depended on by 1.2K crates — strongest ecosystem trust.
- •⚠ array_tool has not been updated in over a year.
- •ecow, lean_string are pre-1.0 — API may change.