Decision Workspace
fossic-similarity-hnsw vs vicinity vs oxirs-vec
Side-by-side comparison of Rust crates
44
fossic-similarity-hnsw
experimentalv1.8.3
HNSW-backed SimilaritySearchProvider for fossic
62
vicinity
experimentalv0.11.1
Approximate nearest-neighbor search
55
oxirs-vec
experimentalv0.3.2
Vector index abstractions for semantic similarity and AI-augmented querying
Core Metrics
| fossic-similarity-hnsw | vicinity | oxirs-vec | |
|---|---|---|---|
| Health Score | 44 | 62 | 55 |
| Total Downloads | 13 | 1.5K | 1.8K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 62 | 68 |
| Releases | 1 | 33 | 15 |
| Last Updated | 7d ago | 4d ago | 2d ago |
| Age | 7d | 4m | 9m |
Health Breakdown
fossic-similarity-hnsw
Maintenance
13
Quality
14
Community
6
Popularity
1
Documentation
10
vicinity
Maintenance
19
Quality
13
Community
11
Popularity
4
Documentation
15
oxirs-vec
Maintenance
22
Quality
6
Community
11
Popularity
4
Documentation
12
Technical Details
| fossic-similarity-hnsw | vicinity | oxirs-vec | |
|---|---|---|---|
| Version | 1.8.3 | 0.11.1 | 0.3.2 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT | MIT OR Apache-2.0 | Apache-2.0 |
| Dependencies | 8 | 25 | 36 |
| Crate Size | 23KB | 662KB | 1.0MB |
| Features | 0 | 45 | 9 |
| Yanked % | 0.0% | 0.0% | 26.7% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.89 | 1.70 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •vicinity leads with a health score of 62/100, but none of the options score above 80.
- •oxirs-vec has the most downloads (1.8K), suggesting wider adoption.
- •vicinity, oxirs-vec are pre-1.0 — API may change.