Decision Workspace
veclayer vs engram-ai-core vs lumosai-vector-core
Side-by-side comparison of Rust crates
41
veclayer
experimentalv0.1.0
Hierarchical vector memory for AI agents — perspectives, salience, aging, identity
50
engram-ai-core
experimentalv0.2.1
Core library for the Engram AI agent memory system
49
lumosai-vector-core
experimentalv0.1.4
Core abstractions and traits for Lumosai vector storage system
Core Metrics
| veclayer | engram-ai-core | lumosai-vector-core | |
|---|---|---|---|
| Health Score | 41 | 50 | 49 |
| Total Downloads | 14 | 117 | 2.5K |
| 30d Downloads | 14 | 117 | 123 |
| Dependents | 0 | 20 | 15 |
| Releases | 1 | 4 | 3 |
| Last Updated | 24d ago | 19d ago | 286d ago |
| Age | 24d | 22d | 9m |
Health Breakdown
veclayer
Maintenance
11
Quality
11
Community
6
Popularity
1
Documentation
12
engram-ai-core
Maintenance
16
Quality
12
Community
10
Popularity
2
Documentation
10
lumosai-vector-core
Maintenance
9
Quality
14
Community
9
Popularity
4
Documentation
13
Technical Details
| veclayer | engram-ai-core | lumosai-vector-core | |
|---|---|---|---|
| Version | 0.1.0 | 0.2.1 | 0.1.4 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 36 | 24 | 9 |
| Crate Size | 225KB | 189KB | 22KB |
| Features | 3 | 4 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.91 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •engram-ai-core leads with a health score of 50/100, but none of the options score above 80.
- •lumosai-vector-core has the most downloads (2.5K), suggesting wider adoption.