Decision Workspace
arenavec vs smallbitvec vs litemap
Side-by-side comparison of Rust crates
36
arenavec
growingv0.1.1
An arena backed implementation of vectors and related types.
71
smallbitvec
stablev2.6.1
A bit vector optimized for size and inline storage
68
litemap
growingv0.8.2
A key-value Map implementation based on a flat, sorted Vec.
Core Metrics
| arenavec | smallbitvec | litemap | |
|---|---|---|---|
| Health Score | 36 | 71 | 68 |
| Total Downloads | 4.5K | 3.7M | 433.6M |
| 30d Downloads | 0 | 223.2K | 29.8M |
| Dependents | 0 | 187 | 380 |
| Releases | 2 | 21 | 19 |
| Last Updated | 2539d ago | 68d ago | 103d ago |
| Age | 6y 11m | 8y 10m | 5y 4m |
Health Breakdown
arenavec
Maintenance
3
Quality
14
Community
6
Popularity
4
Documentation
9
smallbitvec
Maintenance
12
Quality
20
Community
16
Popularity
8
Documentation
15
litemap
Maintenance
16
Quality
16
Community
15
Popularity
8
Documentation
13
Technical Details
| arenavec | smallbitvec | litemap | |
|---|---|---|---|
| Version | 0.1.1 | 2.6.1 | 0.8.2 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT OR Apache-2.0 | Unicode-3.0 |
| Dependencies | 4 | 3 | 10 |
| Crate Size | 61KB | 16KB | 35KB |
| Features | 0 | 0 | 6 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | 2021 | 2021 |
| MSRV | — | 1.56 | 1.82 |
| Owners | 1 | 2 (team) | 2 (team) |
Links
Quick Verdict
- •smallbitvec leads with a health score of 71/100, but none of the options score above 80.
- •litemap has the most downloads (433.6M), suggesting wider adoption.
- •litemap is depended on by 380 crates — strongest ecosystem trust.
- •⚠ arenavec has not been updated in over a year.
- •arenavec, litemap are pre-1.0 — API may change.