Decision Workspace
fixed-slice-vec vs tailvec vs tinyvec
Side-by-side comparison of Rust crates
40
fixed-slice-vec
growingv0.10.0
`FixedSliceVec` is a dynamic length Vec with runtime-determined maximum capacity backed by a slice.
46
tailvec
growingv0.2.13
Split Vec to mutable slice and TailVec, the TailVec can push or pop etc
76
tinyvec
stablev1.12.0
`tinyvec` provides 100% safe vec-like data structures.
Core Metrics
| fixed-slice-vec | tailvec | tinyvec | |
|---|---|---|---|
| Health Score | 40 | 46 | 76 |
| Total Downloads | 88.7K | 16.8K | 593.1M |
| 30d Downloads | 1.3K | 0 | 27.9M |
| Dependents | 19 | 11 | 3.2K |
| Releases | 10 | 19 | 39 |
| Last Updated | 1440d ago | 431d ago | 3d ago |
| Age | 6y 5m | 1y 10m | 6y 6m |
Health Breakdown
fixed-slice-vec
Maintenance
4
Quality
9
Community
12
Popularity
6
Documentation
9
tailvec
Maintenance
8
Quality
14
Community
9
Popularity
5
Documentation
10
tinyvec
Maintenance
18
Quality
21
Community
20
Popularity
8
Documentation
9
Technical Details
| fixed-slice-vec | tailvec | tinyvec | |
|---|---|---|---|
| Version | 0.10.0 | 0.2.13 | 1.12.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | MIT | Zlib OR Apache-2.0 OR MIT |
| Dependencies | 2 | 0 | 13 |
| Crate Size | 20KB | 13KB | 57KB |
| Features | 0 | 2 | 15 |
| Yanked % | 50.0% | 10.5% | 2.6% |
| Edition | 2018 | 2021 | 2018 |
| MSRV | — | — | — |
| Owners | 2 | 1 | 2 (team) |
Links
Quick Verdict
- •tinyvec leads with a health score of 76/100, but none of the options score above 80.
- •tinyvec is depended on by 3.2K crates — strongest ecosystem trust.
- •⚠ fixed-slice-vec, tailvec have not been updated in over a year.
- •fixed-slice-vec, tailvec are pre-1.0 — API may change.