Decision Workspace
async-generic vs maybe-async vs maybe-async-cfg
Side-by-side comparison of Rust crates
57
async-generic
growingv1.1.2
Write code that can be both async and synchronous without duplicating it.
47
maybe-async
growingv0.2.10
A procedure macro to unify SYNC and ASYNC implementation
45
maybe-async-cfg
growingv0.2.5
A procedure macro to unify sync and async implementations depending on the features of your crate
Core Metrics
| async-generic | maybe-async | maybe-async-cfg | |
|---|---|---|---|
| Health Score | 57 | 47 | 45 |
| Total Downloads | 9.0M | 30.1M | 550.0K |
| 30d Downloads | 254.3K | 2.8M | 14.6K |
| Dependents | 206 | 1.2K | 147 |
| Releases | 7 | 15 | 8 |
| Last Updated | 545d ago | 765d ago | 509d ago |
| Age | 2y 6m | 6y 2m | 3y 9m |
Health Breakdown
async-generic
Maintenance
6
Quality
19
Community
9
Popularity
8
Documentation
15
maybe-async
Maintenance
4
Quality
11
Community
11
Popularity
8
Documentation
13
maybe-async-cfg
Maintenance
5
Quality
11
Community
9
Popularity
7
Documentation
13
Technical Details
| async-generic | maybe-async | maybe-async-cfg | |
|---|---|---|---|
| Version | 1.1.2 | 0.2.10 | 0.2.5 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT |
| Dependencies | 5 | 7 | 9 |
| Crate Size | 7KB | 22KB | 27KB |
| Features | 0 | 2 | 4 |
| Yanked % | 0.0% | 20.0% | 12.5% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.70.0 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •async-generic leads with a health score of 57/100, but none of the options score above 80.
- •maybe-async has the most downloads (30.1M), suggesting wider adoption.
- •maybe-async is depended on by 1.2K crates — strongest ecosystem trust.
- •⚠ async-generic, maybe-async, maybe-async-cfg have not been updated in over a year.
- •maybe-async, maybe-async-cfg are pre-1.0 — API may change.