Decision Workspace
faa_array_queue vs crossbeam-queue vs ubq
Side-by-side comparison of Rust crates
41
faa_array_queue
growingv0.1.2
Fetch-And-Add Array Queue implementation for Rust.
71
crossbeam-queue
growingv0.3.13
Concurrent queues
52
ubq
experimentalv4.0.0
Lock-free unbounded MPMC queue backed by a linked ring of fixed-size blocks.
Core Metrics
| faa_array_queue | crossbeam-queue | ubq | |
|---|---|---|---|
| Health Score | 41 | 71 | 52 |
| Total Downloads | 71.0K | 290.3M | 123 |
| 30d Downloads | 1.0K | 13.3M | 0 |
| Dependents | 1 | 5.4K | 0 |
| Releases | 3 | 22 | 7 |
| Last Updated | 2015d ago | 7d ago | 68d ago |
| Age | 5y 6m | 7y 10m | 5m |
Health Breakdown
faa_array_queue
Maintenance
4
Quality
15
Community
7
Popularity
6
Documentation
9
crossbeam-queue
Maintenance
17
Quality
14
Community
20
Popularity
8
Documentation
12
ubq
Maintenance
15
Quality
19
Community
6
Popularity
2
Documentation
10
Technical Details
| faa_array_queue | crossbeam-queue | ubq | |
|---|---|---|---|
| Version | 0.1.2 | 0.3.13 | 4.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 2 | 2 | 12 |
| Crate Size | 5KB | 18KB | 87KB |
| Features | 0 | 4 | 10 |
| Yanked % | 0.0% | 9.1% | 0.0% |
| Edition | 2018 | 2021 | 2024 |
| MSRV | — | 1.60 | — |
| Owners | 1 | 3 (team) | 1 |
Links
Quick Verdict
- •crossbeam-queue leads with a health score of 71/100, but none of the options score above 80.
- •crossbeam-queue is depended on by 5.4K crates — strongest ecosystem trust.
- •⚠ faa_array_queue has not been updated in over a year.
- •faa_array_queue, crossbeam-queue are pre-1.0 — API may change.