Decision Workspace
mut-str vs str-macro vs substring
Side-by-side comparison of Rust crates
50
mut-str
growingv1.0.2
A toolkit for working with mutable string slices (&mut str).
56
str-macro
growingv1.0.1
The str!() macro, similar to vec![] but for strings
54
substring
growingv1.4.5
A substring method for string types.
Core Metrics
| mut-str | str-macro | substring | |
|---|---|---|---|
| Health Score | 50 | 56 | 54 |
| Total Downloads | 9.6K | 1.1M | 7.3M |
| 30d Downloads | 11 | 13.9K | 535.4K |
| Dependents | 0 | 97 | 2.9K |
| Releases | 8 | 7 | 17 |
| Last Updated | 608d ago | 162d ago | 1877d ago |
| Age | 2y 6m | 6y 11m | 5y 5m |
Health Breakdown
mut-str
Maintenance
6
Quality
23
Community
6
Popularity
5
Documentation
10
str-macro
Maintenance
9
Quality
21
Community
10
Popularity
7
Documentation
9
substring
Maintenance
6
Quality
17
Community
15
Popularity
8
Documentation
8
Technical Details
| mut-str | str-macro | substring | |
|---|---|---|---|
| Version | 1.0.2 | 1.0.1 | 1.4.5 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 0 | 0 | 1 |
| Crate Size | 22KB | 4KB | 8KB |
| Features | 3 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 5.9% |
| Edition | 2021 | 2018 | — |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •str-macro leads with a health score of 56/100, but none of the options score above 80.
- •substring has the most downloads (7.3M), suggesting wider adoption.
- •substring is depended on by 2.9K crates — strongest ecosystem trust.
- •⚠ mut-str, substring have not been updated in over a year.