Decision Workspace
fixed_deque vs fifo-set vs array-deque
Side-by-side comparison of Rust crates
61
fixed_deque
stablev1.6.0
A fixed size VecDeque to match Python Deque
44
fifo-set
growingv1.0.0
FIFO queue with unique elements
57
array-deque
experimentalv0.4.0
Fixed-capacity circular buffer implementations: heap-allocated ArrayDeque and stack-allocated StackArrayDeque. Efficient O(1) operations, no_std support.
Core Metrics
| fixed_deque | fifo-set | array-deque | |
|---|---|---|---|
| Health Score | 61 | 44 | 57 |
| Total Downloads | 9.9K | 5.8K | 5.5K |
| 30d Downloads | 1.0K | 87 | 603 |
| Dependents | 12 | 11 | 0 |
| Releases | 9 | 1 | 5 |
| Last Updated | 57d ago | 1707d ago | 2d ago |
| Age | 1y 6m | 4y 8m | 9m |
Health Breakdown
fixed_deque
Maintenance
15
Quality
21
Community
7
Popularity
5
Documentation
13
fifo-set
Maintenance
1
Quality
21
Community
9
Popularity
4
Documentation
9
array-deque
Maintenance
18
Quality
16
Community
6
Popularity
4
Documentation
13
Technical Details
| fixed_deque | fifo-set | array-deque | |
|---|---|---|---|
| Version | 1.6.0 | 1.0.0 | 0.4.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT | GPL-3.0-only | MIT |
| Dependencies | 2 | 0 | 2 |
| Crate Size | 16KB | 14KB | 13KB |
| Features | 2 | 0 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2018 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •fixed_deque leads with a health score of 61/100, but none of the options score above 80.
- •⚠ fifo-set has not been updated in over a year.
- •array-deque is pre-1.0 — API may change.