Decision Workspace
caducus vs concurrent-queue vs oneshot
Side-by-side comparison of Rust crates
52
caducus
experimentalv0.2.2
Bounded MPSC/SPSC channel with expiry
60
concurrent-queue
growingv2.5.0
Concurrent multi-producer multi-consumer queue
58
oneshot
growingv0.2.1
Oneshot spsc channel with (potentially) lock-free non-blocking send, and a receiver supporting both thread blocking receive operations as well as Future based async polling.
Core Metrics
| caducus | concurrent-queue | oneshot | |
|---|---|---|---|
| Health Score | 52 | 60 | 58 |
| Total Downloads | 298 | 242.9M | 20.0M |
| 30d Downloads | 0 | 19.0M | 1.8M |
| Dependents | 2 | 1.0K | 1.9K |
| Releases | 2 | 16 | 16 |
| Last Updated | 19d ago | 759d ago | 91d ago |
| Age | 27d | 6y | 6y 12m |
Health Breakdown
caducus
Maintenance
13
Quality
14
Community
7
Popularity
3
Documentation
15
concurrent-queue
Maintenance
4
Quality
18
Community
18
Popularity
8
Documentation
12
oneshot
Maintenance
12
Quality
11
Community
15
Popularity
8
Documentation
12
Technical Details
| caducus | concurrent-queue | oneshot | |
|---|---|---|---|
| Version | 0.2.2 | 2.5.0 | 0.2.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | Apache-2.0 | Apache-2.0 OR MIT | MIT OR Apache-2.0 |
| Dependencies | 3 | 7 | 4 |
| Crate Size | 58KB | 23KB | 48KB |
| Features | 0 | 2 | 2 |
| Yanked % | 0.0% | 6.3% | 25.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | 1.71 | 1.60 | 1.85.0 |
| Owners | 1 | 3 (team) | 1 |
Links
Quick Verdict
- •concurrent-queue leads with a health score of 60/100, but none of the options score above 80.
- •oneshot is depended on by 1.9K crates — strongest ecosystem trust.
- •⚠ concurrent-queue has not been updated in over a year.
- •caducus, oneshot are pre-1.0 — API may change.