Decision Workspace
double-checked-cell-async vs poly-once vs double-checked-cell
Side-by-side comparison of Rust crates
46
double-checked-cell-async
growingv2.0.2
A thread-safe lazily initialized cell using double-checked locking
52
poly-once
growingv1.1.0
A thread-safe cell providing async and sync initialization primitives similar to OnceLock
50
double-checked-cell
growingv2.1.0
A thread-safe lazily initialized cell using double-checked locking
Core Metrics
| double-checked-cell-async | poly-once | double-checked-cell | |
|---|---|---|---|
| Health Score | 46 | 52 | 50 |
| Total Downloads | 41.5K | 1.1K | 50.7K |
| 30d Downloads | 1.5K | 4 | 161 |
| Dependents | 47 | 0 | 43 |
| Releases | 1 | 2 | 8 |
| Last Updated | 2245d ago | 201d ago | 1931d ago |
| Age | 6y 1m | 11m | 8y 4m |
Health Breakdown
double-checked-cell-async
Maintenance
1
Quality
19
Community
11
Popularity
6
Documentation
9
poly-once
Maintenance
9
Quality
20
Community
6
Popularity
4
Documentation
13
double-checked-cell
Maintenance
6
Quality
21
Community
9
Popularity
6
Documentation
8
Technical Details
| double-checked-cell-async | poly-once | double-checked-cell | |
|---|---|---|---|
| Version | 2.0.2 | 1.1.0 | 2.1.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | MIT/Apache-2.0 | MIT | MIT/Apache-2.0 |
| Dependencies | 5 | 3 | 4 |
| Crate Size | 10KB | 24KB | 10KB |
| Features | 0 | 3 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | 2021 | — |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •poly-once leads with a health score of 52/100, but none of the options score above 80.
- •double-checked-cell has the most downloads (50.7K), suggesting wider adoption.
- •⚠ double-checked-cell-async, double-checked-cell have not been updated in over a year.