Decision Workspace
engram-core vs memory-agent vs mag-memory
Side-by-side comparison of Rust crates
46
engram-core
experimentalv0.19.0
AI Memory Infrastructure - Persistent memory for AI agents with semantic search
52
memory-agent
experimentalv0.3.0
Persistent memory system for AI coding agents
44
mag-memory
experimentalv0.1.1
MAG — Local MCP memory server with ONNX embeddings and semantic search
Core Metrics
| engram-core | memory-agent | mag-memory | |
|---|---|---|---|
| Health Score | 46 | 52 | 44 |
| Total Downloads | 148 | 253 | 23 |
| 30d Downloads | 123 | 253 | 23 |
| Dependents | 0 | 0 | 0 |
| Releases | 11 | 17 | 2 |
| Last Updated | 8d ago | 16d ago | 4d ago |
| Age | 1m | 21d | 4d |
Health Breakdown
engram-core
Maintenance
12
Quality
12
Community
6
Popularity
3
Documentation
13
memory-agent
Maintenance
18
Quality
13
Community
6
Popularity
3
Documentation
12
mag-memory
Maintenance
14
Quality
12
Community
6
Popularity
2
Documentation
10
Technical Details
| engram-core | memory-agent | mag-memory | |
|---|---|---|---|
| Version | 0.19.0 | 0.3.0 | 0.1.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 59 | 21 | 24 |
| Crate Size | 798KB | 88KB | 202KB |
| Features | 26 | 3 | 4 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.85 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •memory-agent leads with a health score of 52/100, but none of the options score above 80.