Decision Workspace
zmij vs ryu vs az
Side-by-side comparison of Rust crates
64
zmij
experimentalv1.0.21
A double-to-string conversion algorithm based on Schubfach and yy
70
ryu
stablev1.0.23
Fast floating point to string conversion
68
az
growingv1.3.0
Casts and checked casts.
Core Metrics
| zmij | ryu | az | |
|---|---|---|---|
| Health Score | 64 | 70 | 68 |
| Total Downloads | 144.2M | 849.8M | 18.8M |
| 30d Downloads | 43.7M | 60.4M | 1.6M |
| Dependents | 204 | 4.6K | 488 |
| Releases | 35 | 35 | 12 |
| Last Updated | 103d ago | 106d ago | 126d ago |
| Age | 5m | 7y 10m | 6y 8m |
Health Breakdown
zmij
Maintenance
15
Quality
15
Community
11
Popularity
8
Documentation
15
ryu
Maintenance
13
Quality
20
Community
14
Popularity
8
Documentation
15
az
Maintenance
10
Quality
23
Community
12
Popularity
8
Documentation
15
Technical Details
| zmij | ryu | az | |
|---|---|---|---|
| Version | 1.0.21 | 1.0.23 | 1.3.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | MIT | Apache-2.0 OR BSL-1.0 | MIT/Apache-2.0 |
| Dependencies | 8 | 6 | 0 |
| Crate Size | 27KB | 53KB | 29KB |
| Features | 0 | 1 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | 1.71 | 1.71 | 1.85.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ryu leads with a health score of 70/100, but none of the options score above 80.
- •ryu is depended on by 4.6K crates — strongest ecosystem trust.