Decision Workspace
calendrical_calculations vs zerovec vs zerovec-derive
Side-by-side comparison of Rust crates
65
calendrical_calculations
growingv0.2.3
Calendrical calculations in Rust
59
zerovec
growingv0.11.5
Zero-copy vector backed by a byte array
51
zerovec-derive
growingv0.11.2
Custom derive for the zerovec crate
Core Metrics
| calendrical_calculations | zerovec | zerovec-derive | |
|---|---|---|---|
| Health Score | 65 | 59 | 51 |
| Total Downloads | 5.1M | 257.2M | 253.4M |
| 30d Downloads | 1.0M | 34.0M | 33.7M |
| Dependents | 36 | 504 | 29 |
| Releases | 8 | 31 | 17 |
| Last Updated | 150d ago | 150d ago | 150d ago |
| Age | 2y 6m | 4y 11m | 4y 3m |
Health Breakdown
calendrical_calculations
Maintenance
14
Quality
16
Community
15
Popularity
8
Documentation
12
zerovec
Maintenance
13
Quality
10
Community
18
Popularity
8
Documentation
10
zerovec-derive
Maintenance
12
Quality
8
Community
15
Popularity
8
Documentation
8
Technical Details
| calendrical_calculations | zerovec | zerovec-derive | |
|---|---|---|---|
| Version | 0.2.3 | 0.11.5 | 0.11.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | Unicode-3.0 | Unicode-3.0 |
| Dependencies | 3 | 6 | 6 |
| Crate Size | 69KB | 120KB | 21KB |
| Features | 1 | 7 | 0 |
| Yanked % | 0.0% | 38.7% | 52.9% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.82 | 1.82 | — |
| Owners | 2 (team) | 2 (team) | 2 (team) |
Links
Quick Verdict
- •calendrical_calculations leads with a health score of 65/100, but none of the options score above 80.
- •zerovec has the most downloads (257.2M), suggesting wider adoption.
- •zerovec is depended on by 504 crates — strongest ecosystem trust.