Decision Workspace
coe-rs vs facet-spez vs specializer
Side-by-side comparison of Rust crates
46
coe-rs
growingv0.1.2
Type coercion
54
facet-spez
experimentalv0.1.7
Auto-deref specialization helpers for the Facet reflection system
50
specializer
growingv1.0.0
Limited safe specialization on stable Rust with builder-like pattern
Core Metrics
| coe-rs | facet-spez | specializer | |
|---|---|---|---|
| Health Score | 46 | 54 | 50 |
| Total Downloads | 916.9K | 4.8K | 959 |
| 30d Downloads | 34.2K | 26 | 4 |
| Dependents | 161 | 10 | 0 |
| Releases | 3 | 8 | 2 |
| Last Updated | 1103d ago | 351d ago | 288d ago |
| Age | 3y | 11m | 10m |
Health Breakdown
coe-rs
Maintenance
4
Quality
16
Community
9
Popularity
7
Documentation
10
facet-spez
Maintenance
13
Quality
16
Community
9
Popularity
4
Documentation
12
specializer
Maintenance
7
Quality
18
Community
6
Popularity
4
Documentation
15
Technical Details
| coe-rs | facet-spez | specializer | |
|---|---|---|---|
| Version | 0.1.2 | 0.1.7 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | Apache-2.0 OR BSL-1.0 OR MIT |
| Dependencies | 0 | 3 | 1 |
| Crate Size | 3KB | 5KB | 14KB |
| Features | 0 | 2 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.86.0 | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •facet-spez leads with a health score of 54/100, but none of the options score above 80.
- •coe-rs has the most downloads (916.9K), suggesting wider adoption.
- •coe-rs is depended on by 161 crates — strongest ecosystem trust.
- •⚠ coe-rs has not been updated in over a year.
- •coe-rs, facet-spez are pre-1.0 — API may change.