Decision Workspace
rc-vec vs raw-parts vs smallvec
Side-by-side comparison of Rust crates
47
rc-vec
experimentalv0.1.14
RcVec based on Rc and can be converted from Rc without allocation
70
raw-parts
stablev2.2.3
Ergonomic wrapper around `Vec::from_raw_parts` and `Vec::into_raw_parts`.
68
smallvec
stablev1.15.1
'Small vector' optimization: store up to a small number of items on the stack
Core Metrics
| rc-vec | raw-parts | smallvec | |
|---|---|---|---|
| Health Score | 47 | 70 | 68 |
| Total Downloads | 5.7K | 86.5K | 847.6M |
| 30d Downloads | 0 | 1.0K | 66.6M |
| Dependents | 11 | 19 | 57.7K |
| Releases | 15 | 12 | 76 |
| Last Updated | 319d ago | 56d ago | 190d ago |
| Age | 11m | 4y 6m | 11y 1m |
Health Breakdown
rc-vec
Maintenance
9
Quality
15
Community
9
Popularity
4
Documentation
10
raw-parts
Maintenance
14
Quality
20
Community
15
Popularity
6
Documentation
15
smallvec
Maintenance
12
Quality
17
Community
19
Popularity
8
Documentation
12
Technical Details
| rc-vec | raw-parts | smallvec | |
|---|---|---|---|
| Version | 0.1.14 | 2.2.3 | 1.15.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | MIT | MIT OR Apache-2.0 |
| Dependencies | 4 | 1 | 8 |
| Crate Size | 20KB | 7KB | 38KB |
| Features | 2 | 0 | 10 |
| Yanked % | 0.0% | 0.0% | 26.3% |
| Edition | 2021 | 2021 | 2018 |
| MSRV | — | 1.76.0 | — |
| Owners | 1 | 2 (team) | 3 (team) |
Links
Quick Verdict
- •raw-parts leads with a health score of 70/100, but none of the options score above 80.
- •smallvec has the most downloads (847.6M), suggesting wider adoption.
- •smallvec is depended on by 57.7K crates — strongest ecosystem trust.
- •rc-vec is pre-1.0 — API may change.