Decision Workspace
coe-rs vs specializer vs facet-spez
Side-by-side comparison of Rust crates
46
coe-rs
growingv0.1.2
Type coercion
59
specializer
stablev1.0.1
Limited safe specialization on stable Rust with builder-like pattern
54
facet-spez
growingv0.1.7
Auto-deref specialization helpers for the Facet reflection system
Core Metrics
| coe-rs | specializer | facet-spez | |
|---|---|---|---|
| Health Score | 46 | 59 | 54 |
| Total Downloads | 975.4K | 1.0K | 4.8K |
| 30d Downloads | 32.2K | 0 | 0 |
| Dependents | 161 | 0 | 10 |
| Releases | 3 | 3 | 8 |
| Last Updated | 1162d ago | 20d ago | 411d ago |
| Age | 3y 2m | 1y | 1y 1m |
Health Breakdown
coe-rs
Maintenance
4
Quality
16
Community
9
Popularity
7
Documentation
10
specializer
Maintenance
16
Quality
18
Community
6
Popularity
4
Documentation
15
facet-spez
Maintenance
12
Quality
17
Community
9
Popularity
4
Documentation
12
Technical Details
| coe-rs | specializer | facet-spez | |
|---|---|---|---|
| Version | 0.1.2 | 1.0.1 | 0.1.7 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | Apache-2.0 OR BSL-1.0 OR MIT | MIT OR Apache-2.0 |
| Dependencies | 0 | 1 | 3 |
| Crate Size | 3KB | 14KB | 5KB |
| Features | 0 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.85 | 1.86.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •specializer leads with a health score of 59/100, but none of the options score above 80.
- •coe-rs has the most downloads (975.4K), suggesting wider adoption.
- •coe-rs is depended on by 161 crates — strongest ecosystem trust.
- •⚠ coe-rs, facet-spez have not been updated in over a year.
- •coe-rs, facet-spez are pre-1.0 — API may change.