Decision Workspace
cowstr vs ecow vs lean_string
Side-by-side comparison of Rust crates
55
cowstr
growingv1.3.0
Copy-on-Write shared strings
63
ecow
growingv0.2.6
Compact, clone-on-write vector and string.
56
lean_string
growingv0.5.3
Compact, clone-on-write string.
Core Metrics
| cowstr | ecow | lean_string | |
|---|---|---|---|
| Health Score | 55 | 63 | 56 |
| Total Downloads | 117.6K | 2.2M | 266.3K |
| 30d Downloads | 9.2K | 412.7K | 64.9K |
| Dependents | 39 | 1.2K | 24 |
| Releases | 31 | 10 | 11 |
| Last Updated | 794d ago | 235d ago | 10d ago |
| Age | 3y 6m | 3y | 1y 3m |
Health Breakdown
cowstr
Maintenance
7
Quality
22
Community
8
Popularity
6
Documentation
12
ecow
Maintenance
12
Quality
17
Community
14
Popularity
8
Documentation
12
lean_string
Maintenance
18
Quality
12
Community
10
Popularity
6
Documentation
10
Technical Details
| cowstr | ecow | lean_string | |
|---|---|---|---|
| Version | 1.3.0 | 0.2.6 | 0.5.3 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 5 | 2 | 11 |
| Crate Size | 32KB | 30KB | 44KB |
| Features | 6 | 2 | 3 |
| Yanked % | 0.0% | 0.0% | 9.1% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | 1.70.0 | 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.
- •ecow is depended on by 1.2K crates — strongest ecosystem trust.
- •⚠ cowstr has not been updated in over a year.
- •ecow, lean_string are pre-1.0 — API may change.