Decision Workspace
arc-swap-for-cow vs arc-swap vs arcshift
Side-by-side comparison of Rust crates
44
arc-swap-for-cow
growingv1.7.1
Atomically swappable Arc
72
arc-swap
stablev1.9.2
Atomically swappable Arc
59
arcshift
growingv0.4.4
Replacement for std::sync::Arc<T> that supports updating the value, with some caveats.
Core Metrics
| arc-swap-for-cow | arc-swap | arcshift | |
|---|---|---|---|
| Health Score | 44 | 72 | 59 |
| Total Downloads | 2.5K | 261.3M | 44.2K |
| 30d Downloads | 0 | 14.2M | 0 |
| Dependents | 6 | 17.6K | 77 |
| Releases | 1 | 47 | 25 |
| Last Updated | 732d ago | 15d ago | 25d ago |
| Age | 2y | 8y 3m | 1y 11m |
Health Breakdown
arc-swap-for-cow
Maintenance
1
Quality
20
Community
7
Popularity
4
Documentation
12
arc-swap
Maintenance
17
Quality
16
Community
19
Popularity
8
Documentation
12
arcshift
Maintenance
17
Quality
11
Community
10
Popularity
6
Documentation
15
Technical Details
| arc-swap-for-cow | arc-swap | arcshift | |
|---|---|---|---|
| Version | 1.7.1 | 1.9.2 | 0.4.4 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 11 | 12 | 5 |
| Crate Size | 69KB | 81KB | 66KB |
| Features | 4 | 4 | 8 |
| Yanked % | 0.0% | 17.0% | 56.0% |
| Edition | 2018 | 2018 | 2021 |
| MSRV | — | — | 1.75.0 |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •arc-swap leads with a health score of 72/100, but none of the options score above 80.
- •arc-swap is depended on by 17.6K crates — strongest ecosystem trust.
- •⚠ arc-swap-for-cow has not been updated in over a year.
- •arcshift is pre-1.0 — API may change.