Decision Workspace
downcast vs downcast-rs vs anymap3
Side-by-side comparison of Rust crates
54
downcast
growingv0.11.0
Trait for downcasting trait objects back to their original types.
65
downcast-rs
growingv2.0.2
Trait object downcasting support using only safe Rust. It supports type parameters, associated types, and type constraints.
57
anymap3
growingv1.0.1
A safe and convenient store for one value of each type
Core Metrics
| downcast | downcast-rs | anymap3 | |
|---|---|---|---|
| Health Score | 54 | 65 | 57 |
| Total Downloads | 98.4M | 102.2M | 1.2M |
| 30d Downloads | 7.1M | 7.2M | 188.2K |
| Dependents | 453 | 4.4K | 183 |
| Releases | 20 | 15 | 2 |
| Last Updated | 1599d ago | 207d ago | 503d ago |
| Age | 10y 5m | 10y 3m | 2y 2m |
Health Breakdown
downcast
Maintenance
4
Quality
18
Community
12
Popularity
8
Documentation
12
downcast-rs
Maintenance
8
Quality
23
Community
14
Popularity
8
Documentation
12
anymap3
Maintenance
5
Quality
22
Community
12
Popularity
7
Documentation
11
Technical Details
| downcast | downcast-rs | anymap3 | |
|---|---|---|---|
| Version | 0.11.0 | 2.0.2 | 1.0.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | BlueOak-1.0.0 OR MIT OR Apache-2.0 |
| Dependencies | 0 | 0 | 1 |
| Crate Size | 6KB | 13KB | 14KB |
| Features | 3 | 3 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | 2021 | 2018 |
| MSRV | — | 1.56 | 1.36 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •downcast-rs leads with a health score of 65/100, but none of the options score above 80.
- •downcast-rs is depended on by 4.4K crates — strongest ecosystem trust.
- •⚠ downcast, anymap3 have not been updated in over a year.
- •downcast is pre-1.0 — API may change.