Decision Workspace
arc-swap-for-cow vs arc-swap vs arcshift
Side-by-side comparison of Rust crates
43
arc-swap-for-cow
growingv1.7.1
Atomically swappable Arc
73
arc-swap
stablev1.9.0
Atomically swappable Arc
52
arcshift
growingv0.4.2
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 | 43 | 73 | 52 |
| Total Downloads | 2.3K | 193.4M | 40.9K |
| 30d Downloads | 64 | 15.0M | 1.1K |
| Dependents | 6 | 8.8K | 56 |
| Releases | 1 | 45 | 23 |
| Last Updated | 624d ago | 6d ago | 238d ago |
| Age | 1y 8m | 7y 11m | 1y 7m |
Health Breakdown
arc-swap-for-cow
Maintenance
1
Quality
19
Community
7
Popularity
4
Documentation
12
arc-swap
Maintenance
18
Quality
16
Community
19
Popularity
8
Documentation
12
arcshift
Maintenance
10
Quality
11
Community
10
Popularity
6
Documentation
15
Technical Details
| arc-swap-for-cow | arc-swap | arcshift | |
|---|---|---|---|
| Version | 1.7.1 | 1.9.0 | 0.4.2 |
| 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% | 17.8% | 60.9% |
| Edition | 2018 | 2018 | 2021 |
| MSRV | — | — | 1.75.0 |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •arc-swap leads with a health score of 73/100, but none of the options score above 80.
- •arc-swap is depended on by 8.8K crates — strongest ecosystem trust.
- •⚠ arc-swap-for-cow has not been updated in over a year.
- •arcshift is pre-1.0 — API may change.