Decision Workspace
char_fns vs utf8char vs simdutf8
Side-by-side comparison of Rust crates
34
char_fns
growingv0.1.1
unicode character-indexed string manipulation
43
utf8char
growingv0.2.0
A crate that supplies a utf8 encoded char
58
simdutf8
growingv0.1.5
SIMD-accelerated UTF-8 validation.
Core Metrics
| char_fns | utf8char | simdutf8 | |
|---|---|---|---|
| Health Score | 34 | 43 | 58 |
| Total Downloads | 4.3K | 1.6K | 107.6M |
| 30d Downloads | 9 | 4 | 10.4M |
| Dependents | 0 | 0 | 2.5K |
| Releases | 2 | 2 | 9 |
| Last Updated | 3346d ago | 346d ago | 551d ago |
| Age | 9y 2m | 1y 5m | 4y 11m |
Health Breakdown
char_fns
Maintenance
3
Quality
16
Community
3
Popularity
4
Documentation
8
utf8char
Maintenance
7
Quality
14
Community
6
Popularity
4
Documentation
12
simdutf8
Maintenance
4
Quality
19
Community
15
Popularity
8
Documentation
12
Technical Details
| char_fns | utf8char | simdutf8 | |
|---|---|---|---|
| Version | 0.1.1 | 0.2.0 | 0.1.5 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT/Apache-2.0 | MPL-2.0 | MIT OR Apache-2.0 |
| Dependencies | 0 | 4 | 0 |
| Crate Size | 6KB | 25KB | 28KB |
| Features | 0 | 0 | 6 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | — | 2021 | 2018 |
| MSRV | — | 1.83 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •simdutf8 leads with a health score of 58/100, but none of the options score above 80.
- •simdutf8 is depended on by 2.5K crates — strongest ecosystem trust.
- •⚠ char_fns, simdutf8 have not been updated in over a year.