Decision Workspace
ema vs array_map_derive vs array_map
Side-by-side comparison of Rust crates
41
ema
growingv0.1.1
Library for using exponential moving averages
46
array_map_derive
growingv0.4.0
Map backed array for fixed size keys with O(1) performance
44
array_map
growingv0.4.0
Map backed array for fixed size keys with O(1) performance
Core Metrics
| ema | array_map_derive | array_map | |
|---|---|---|---|
| Health Score | 41 | 46 | 44 |
| Total Downloads | 23.4K | 94.7K | 105.3K |
| 30d Downloads | 760 | 5.6K | 5.7K |
| Dependents | 0 | 15 | 3 |
| Releases | 2 | 4 | 11 |
| Last Updated | 1736d ago | 1464d ago | 1464d ago |
| Age | 4y 9m | 4y 10m | 4y 10m |
Health Breakdown
ema
Maintenance
3
Quality
15
Community
6
Popularity
5
Documentation
12
array_map_derive
Maintenance
3
Quality
15
Community
9
Popularity
6
Documentation
13
array_map
Maintenance
4
Quality
13
Community
8
Popularity
6
Documentation
13
Technical Details
| ema | array_map_derive | array_map | |
|---|---|---|---|
| Version | 0.1.1 | 0.4.0 | 0.4.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 3 | 3 | 5 |
| Crate Size | 4KB | 4KB | 13KB |
| Features | 0 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 9.1% |
| Edition | 2018 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •array_map_derive leads with a health score of 46/100, but none of the options score above 80.
- •array_map has the most downloads (105.3K), suggesting wider adoption.
- •⚠ ema, array_map_derive, array_map have not been updated in over a year.