Decision Workspace
assert-impl-trait vs impls vs object-safe
Side-by-side comparison of Rust crates
47
assert-impl-trait
experimentalv1.0.0
Provides a macro to assert that a type implements a trait.
61
impls
growingv1.0.3
Determine if a type implements a logical trait expression.
43
object-safe
growingv0.3.1
Implement object-unsafe traits for trait objects
Core Metrics
| assert-impl-trait | impls | object-safe | |
|---|---|---|---|
| Health Score | 47 | 61 | 43 |
| Total Downloads | 108 | 1.0M | 5.1K |
| 30d Downloads | 0 | 101.8K | 0 |
| Dependents | 10 | 312 | 3 |
| Releases | 1 | 4 | 4 |
| Last Updated | 129d ago | 2337d ago | 1012d ago |
| Age | 4m | 6y 4m | 2y 9m |
Health Breakdown
assert-impl-trait
Maintenance
7
Quality
17
Community
9
Popularity
2
Documentation
12
impls
Maintenance
9
Quality
21
Community
13
Popularity
7
Documentation
11
object-safe
Maintenance
5
Quality
16
Community
8
Popularity
4
Documentation
10
Technical Details
| assert-impl-trait | impls | object-safe | |
|---|---|---|---|
| Version | 1.0.0 | 1.0.3 | 0.3.1 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 2 | 0 | 0 |
| Crate Size | 11KB | 13KB | 4KB |
| Features | 0 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | — | 2021 |
| MSRV | 1.90.0 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •impls leads with a health score of 61/100, but none of the options score above 80.
- •impls is depended on by 312 crates — strongest ecosystem trust.
- •⚠ impls, object-safe have not been updated in over a year.
- •object-safe is pre-1.0 — API may change.