Decision Workspace
simdutf8 vs simdutf vs unicode-simd
Side-by-side comparison of Rust crates
58
simdutf8
growingv0.1.5
SIMD-accelerated UTF-8 validation.
49
simdutf
growingv0.7.0
Unicode validation and transcoding at billions of characters per second
34
unicode-simd
growingv0.0.1
SIMD-accelerated Unicode validation and transcoding
Core Metrics
| simdutf8 | simdutf | unicode-simd | |
|---|---|---|---|
| Health Score | 58 | 49 | 34 |
| Total Downloads | 132.7M | 47.6K | 1.2K |
| 30d Downloads | 14.3M | 1.7K | 0 |
| Dependents | 3.0K | 4 | 0 |
| Releases | 9 | 28 | 1 |
| Last Updated | 610d ago | 106d ago | 1401d ago |
| Age | 5y 1m | 3y 10m | 3y 10m |
Health Breakdown
simdutf8
Maintenance
4
Quality
19
Community
15
Popularity
8
Documentation
12
simdutf
Maintenance
14
Quality
9
Community
8
Popularity
6
Documentation
12
unicode-simd
Maintenance
1
Quality
11
Community
6
Popularity
4
Documentation
12
Technical Details
| simdutf8 | simdutf | unicode-simd | |
|---|---|---|---|
| Version | 0.1.5 | 0.7.0 | 0.0.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT |
| Dependencies | 0 | 2 | 4 |
| Crate Size | 28KB | 437KB | 2KB |
| Features | 6 | 0 | 5 |
| Yanked % | 0.0% | 28.6% | 100.0% |
| Edition | 2018 | 2021 | 2021 |
| MSRV | — | 1.78.0 | 1.61 |
| 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 3.0K crates — strongest ecosystem trust.
- •⚠ simdutf8, unicode-simd have not been updated in over a year.