Decision Workspace
async_fn vs async_fn-proc_macros vs trait-morph
Side-by-side comparison of Rust crates
45
async_fn
growingv0.1.0
Collection of helper annotations and macros for concise and yet explicit `async fn` signatures
45
async_fn-proc_macros
growingv0.1.0
Collection of helper annotations and macros for concise and yet explicit `async fn` signatures
42
trait-morph
experimentalv0.1.1
A lightweight procedural macro to transform `async fn` in traits into `-> impl Future` with explicit bounds.
Core Metrics
| async_fn | async_fn-proc_macros | trait-morph | |
|---|---|---|---|
| Health Score | 45 | 45 | 42 |
| Total Downloads | 1.6M | 1.6M | 32 |
| 30d Downloads | 66.2K | 66.2K | 5 |
| Dependents | 0 | 7 | 0 |
| Releases | 7 | 7 | 2 |
| Last Updated | 351d ago | 351d ago | 47d ago |
| Age | 4y 6m | 4y 6m | 1m |
Health Breakdown
async_fn
Maintenance
6
Quality
17
Community
3
Popularity
7
Documentation
12
async_fn-proc_macros
Maintenance
6
Quality
15
Community
5
Popularity
7
Documentation
12
trait-morph
Maintenance
11
Quality
13
Community
6
Popularity
2
Documentation
10
Technical Details
| async_fn | async_fn-proc_macros | trait-morph | |
|---|---|---|---|
| Version | 0.1.0 | 0.1.0 | 0.1.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Zlib OR MIT OR Apache-2.0 | Zlib OR MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 2 | 3 | 4 |
| Crate Size | 11KB | 3KB | 10KB |
| Features | 2 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | 2018 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •async_fn leads with a health score of 45/100, but none of the options score above 80.
- •async_fn-proc_macros has the most downloads (1.6M), suggesting wider adoption.