Decision Workspace
to_snake_case vs unicase vs unicode-case-mapping
Side-by-side comparison of Rust crates
50
to_snake_case
growingv0.1.2
A simple library that transforms strings to snake_case
69
unicase
stablev2.9.0
A case-insensitive wrapper around strings.
61
unicode-case-mapping
growingv1.0.0
Fast lowercase, uppercase, and titlecase mapping for characters
Core Metrics
| to_snake_case | unicase | unicode-case-mapping | |
|---|---|---|---|
| Health Score | 50 | 69 | 61 |
| Total Downloads | 6.7K | 245.5M | 2.8M |
| 30d Downloads | 532 | 17.2M | 175.6K |
| Dependents | 5 | 4.0K | 29 |
| Releases | 3 | 28 | 6 |
| Last Updated | 31d ago | 80d ago | 536d ago |
| Age | 3y 1m | 11y 2m | 6y 3m |
Health Breakdown
to_snake_case
Maintenance
14
Quality
16
Community
5
Popularity
5
Documentation
10
unicase
Maintenance
12
Quality
22
Community
15
Popularity
8
Documentation
12
unicode-case-mapping
Maintenance
7
Quality
20
Community
14
Popularity
8
Documentation
12
Technical Details
| to_snake_case | unicase | unicode-case-mapping | |
|---|---|---|---|
| Version | 0.1.2 | 2.9.0 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Apache-2.0 | MIT OR Apache-2.0 | Apache-2.0 |
| Dependencies | 0 | 0 | 0 |
| Crate Size | 7KB | 24KB | 41KB |
| Features | 0 | 1 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2018 | 2018 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •unicase leads with a health score of 69/100, but none of the options score above 80.
- •unicase is depended on by 4.0K crates — strongest ecosystem trust.
- •⚠ unicode-case-mapping has not been updated in over a year.
- •to_snake_case is pre-1.0 — API may change.