Decision Workspace
tokio vs async-std
Side-by-side comparison of Rust crates
72
tokio
stablev1.52.3
An event-driven, non-blocking I/O platform for writing asynchronous I/O backed applications.
65
async-std
growingv1.13.2
Deprecated in favor of `smol` - Async version of the Rust standard library
Core Metrics
| tokio | async-std | |
|---|---|---|
| Health Score | 72 | 65 |
| Total Downloads | 797.3M | 85.0M |
| 30d Downloads | 39.5M | 1.9M |
| Dependents | 855.5K | 24.8K |
| Releases | 191 | 38 |
| Last Updated | 66d ago | 333d ago |
| Age | 10y | 7y 1m |
Health Breakdown
tokio
Maintenance
15
Quality
17
Community
20
Popularity
8
Documentation
12
async-std
Maintenance
8
Quality
19
Community
19
Popularity
8
Documentation
11
Technical Details
| tokio | async-std | |
|---|---|---|
| Version | 1.52.3 | 1.13.2 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes |
| License | MIT | Apache-2.0 OR MIT |
| Dependencies | 36 | 28 |
| Crate Size | 901KB | 220KB |
| Features | 16 | 10 |
| Yanked % | 2.6% | 0.0% |
| Edition | 2021 | 2018 |
| MSRV | 1.71 | 1.63 |
| Owners | 3 (team) | 5 |
Quick Verdict
- •tokio leads with a health score of 72/100, but none of the options score above 80.
- •tokio is depended on by 855.5K crates — strongest ecosystem trust.