Decision Workspace
remem-ai vs kimetsu-chat vs memcan
Side-by-side comparison of Rust crates
48
remem-ai
experimentalv0.5.203
Local-first coding agent memory for Claude Code and OpenAI Codex
58
kimetsu-chat
experimentalv2.5.2
Interactive REPL chat client + MCP sidecar + cross-harness bridge for kimetsu. Installs into Claude Code and Codex as a brain-managed memory layer.
53
memcan
experimentalv1.0.0
Persistent memory for Claude Code — CLI client
Core Metrics
| remem-ai | kimetsu-chat | memcan | |
|---|---|---|---|
| Health Score | 48 | 58 | 53 |
| Total Downloads | 596 | 447 | 216 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 20 | 0 |
| Releases | 36 | 20 | 12 |
| Last Updated | 1d ago | 7d ago | 6d ago |
| Age | 3m | 1m | 4m |
Health Breakdown
remem-ai
Maintenance
19
Quality
10
Community
6
Popularity
3
Documentation
10
kimetsu-chat
Maintenance
14
Quality
16
Community
10
Popularity
3
Documentation
15
memcan
Maintenance
19
Quality
14
Community
5
Popularity
3
Documentation
12
Technical Details
| remem-ai | kimetsu-chat | memcan | |
|---|---|---|---|
| Version | 0.5.203 | 2.5.2 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 20 | 10 | 14 |
| Crate Size | 2.9MB | 171KB | 35KB |
| Features | 2 | 4 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.85 | 1.92 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •kimetsu-chat leads with a health score of 58/100, but none of the options score above 80.
- •remem-ai has the most downloads (596), suggesting wider adoption.
- •remem-ai is pre-1.0 — API may change.