Decision Workspace
recall-echo vs mem1-core vs mem1-db
Side-by-side comparison of Rust crates
52
recall-echo
experimentalv3.11.0
Persistent memory system with knowledge graph — for any LLM tool
46
mem1-core
experimentalv0.1.0
Core types for mem1, a long-term memory system for AI conversations
44
mem1-db
experimentalv0.1.0
Database layer and memory service for mem1
Core Metrics
| recall-echo | mem1-core | mem1-db | |
|---|---|---|---|
| Health Score | 52 | 46 | 44 |
| Total Downloads | 271 | 30 | 28 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 3 | 3 | 2 |
| Releases | 11 | 1 | 1 |
| Last Updated | 55d ago | 5d ago | 5d ago |
| Age | 4m | 5d | 5d |
Health Breakdown
recall-echo
Maintenance
16
Quality
16
Community
7
Popularity
3
Documentation
10
mem1-core
Maintenance
13
Quality
13
Community
8
Popularity
2
Documentation
10
mem1-db
Maintenance
13
Quality
12
Community
7
Popularity
2
Documentation
10
Technical Details
| recall-echo | mem1-core | mem1-db | |
|---|---|---|---|
| Version | 3.11.0 | 0.1.0 | 0.1.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | AGPL-3.0-only | MIT | MIT |
| Dependencies | 17 | 5 | 12 |
| Crate Size | 206KB | 16KB | 33KB |
| Features | 5 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •recall-echo leads with a health score of 52/100, but none of the options score above 80.
- •mem1-core, mem1-db are pre-1.0 — API may change.