Decision Workspace
asygnal vs ctrlc2 vs async-ctrlc
Side-by-side comparison of Rust crates
42
asygnal
growingv0.0.2
[WIP] Async-first signal handling, such as ctrl-c.
56
ctrlc2
growingv3.7.3
Easy Ctrl-C handler version 2 for Rust projects
51
async-ctrlc
growingv1.2.0
Async wrapper of `ctrlc`
Core Metrics
| asygnal | ctrlc2 | async-ctrlc | |
|---|---|---|---|
| Health Score | 42 | 56 | 51 |
| Total Downloads | 3.5K | 144.9K | 1.0M |
| 30d Downloads | 4 | 10.1K | 54.7K |
| Dependents | 0 | 331 | 161 |
| Releases | 2 | 24 | 3 |
| Last Updated | 2254d ago | 255d ago | 2127d ago |
| Age | 6y 2m | 2y 4m | 6y 3m |
Health Breakdown
asygnal
Maintenance
3
Quality
17
Community
6
Popularity
4
Documentation
12
ctrlc2
Maintenance
10
Quality
15
Community
12
Popularity
6
Documentation
13
async-ctrlc
Maintenance
3
Quality
21
Community
11
Popularity
7
Documentation
9
Technical Details
| asygnal | ctrlc2 | async-ctrlc | |
|---|---|---|---|
| Version | 0.0.2 | 3.7.3 | 1.2.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT/Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 3 | 10 | 4 |
| Crate Size | 9KB | 22KB | 12KB |
| Features | 2 | 3 | 2 |
| Yanked % | 0.0% | 25.0% | 0.0% |
| Edition | 2018 | 2024 | 2018 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ctrlc2 leads with a health score of 56/100, but none of the options score above 80.
- •async-ctrlc has the most downloads (1.0M), suggesting wider adoption.
- •ctrlc2 is depended on by 331 crates — strongest ecosystem trust.
- •⚠ asygnal, async-ctrlc have not been updated in over a year.
- •asygnal is pre-1.0 — API may change.