Decision Workspace
hermit-sync vs once_cell vs lazy-regex
Side-by-side comparison of Rust crates
45
hermit-sync
growingv0.1.6
Synchronization primitives for kernels.
75
once_cell
stablev1.21.4
Single assignment cells and lazy values.
71
lazy-regex
stablev3.6.0
lazy static regular expressions checked at compile time
Core Metrics
| hermit-sync | once_cell | lazy-regex | |
|---|---|---|---|
| Health Score | 45 | 75 | 71 |
| Total Downloads | 141.6K | 782.7M | 28.1M |
| 30d Downloads | 6.3K | 50.8M | 2.4M |
| Dependents | 3 | 162.5K | 4.3K |
| Releases | 7 | 67 | 32 |
| Last Updated | 722d ago | 15d ago | 44d ago |
| Age | 3y 4m | 7y 8m | 6y 5m |
Health Breakdown
hermit-sync
Maintenance
5
Quality
14
Community
10
Popularity
6
Documentation
10
once_cell
Maintenance
18
Quality
18
Community
16
Popularity
8
Documentation
15
lazy-regex
Maintenance
15
Quality
22
Community
14
Popularity
8
Documentation
12
Technical Details
| hermit-sync | once_cell | lazy-regex | |
|---|---|---|---|
| Version | 0.1.6 | 1.21.4 | 3.6.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 8 | 5 | 4 |
| Crate Size | 10KB | 35KB | 11KB |
| Features | 1 | 9 | 16 |
| Yanked % | 0.0% | 11.9% | 3.1% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.65 | 1.71 |
| Owners | 2 | 2 | 1 |
Links
Quick Verdict
- •once_cell leads with a health score of 75/100, but none of the options score above 80.
- •once_cell is depended on by 162.5K crates — strongest ecosystem trust.
- •⚠ hermit-sync has not been updated in over a year.
- •hermit-sync is pre-1.0 — API may change.