Decision Workspace
nidus vs oasysdb vs lancedb
Side-by-side comparison of Rust crates
53
nidus
experimentalv0.13.0
A small, pure-Rust embeddable vector store: brute-force cosine search over a single append-only file. No FFI, no C, no SQL; anyhow its only dependency.
41
oasysdb
growingv0.7.3
Hybrid vector store with SQL integration & multi-index support.
69
lancedb
growingv0.30.0
LanceDB: A serverless, low-latency vector database for AI applications
Core Metrics
| nidus | oasysdb | lancedb | |
|---|---|---|---|
| Health Score | 53 | 41 | 69 |
| Total Downloads | 280 | 24.8K | 514.8K |
| 30d Downloads | 0 | 0 | 127.0K |
| Dependents | 1 | 6 | 707 |
| Releases | 19 | 20 | 52 |
| Last Updated | 1d ago | 675d ago | 15d ago |
| Age | 10d | 2y 4m | 3y 2m |
Health Breakdown
nidus
Maintenance
17
Quality
12
Community
9
Popularity
3
Documentation
12
oasysdb
Maintenance
8
Quality
10
Community
8
Popularity
5
Documentation
10
lancedb
Maintenance
18
Quality
14
Community
18
Popularity
7
Documentation
12
Technical Details
| nidus | oasysdb | lancedb | |
|---|---|---|---|
| Version | 0.13.0 | 0.7.3 | 0.30.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | Apache-2.0 | Apache-2.0 |
| Dependencies | 12 | 16 | 80 |
| Crate Size | 341KB | 78KB | 362KB |
| Features | 1 | 2 | 14 |
| Yanked % | 0.0% | 10.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.96 | — | 1.91.0 |
| Owners | 2 | 1 | 5 (team) |
Links
Quick Verdict
- •lancedb leads with a health score of 69/100, but none of the options score above 80.
- •lancedb is depended on by 707 crates — strongest ecosystem trust.
- •⚠ oasysdb has not been updated in over a year.