Decision Workspace
kovra vs tsafe-cli vs tsafe-mcp
Side-by-side comparison of Rust crates
41
kovra
experimentalv0.8.0
kovra — a local secrets manager for development, exposed over MCP for AI coding agents. Custodies keys/passwords/tokens and delivers them to processes without leaking plaintext.
55
tsafe-cli
experimentalv1.2.1
Local-first secrets runtime for developers — inject credentials via exec, never shell history or .env files
52
tsafe-mcp
experimentalv1.2.0
Bound-contract MCP server for tsafe — run policy-scoped commands without exposing secret values.
Core Metrics
| kovra | tsafe-cli | tsafe-mcp | |
|---|---|---|---|
| Health Score | 41 | 55 | 52 |
| Total Downloads | 31 | 209 | 78 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 6 | 4 |
| Releases | 2 | 12 | 3 |
| Last Updated | 9d ago | 1d ago | 1d ago |
| Age | 16d | 1m | 29d |
Health Breakdown
kovra
Maintenance
13
Quality
10
Community
6
Popularity
2
Documentation
10
tsafe-cli
Maintenance
13
Quality
16
Community
8
Popularity
3
Documentation
15
tsafe-mcp
Maintenance
14
Quality
13
Community
8
Popularity
2
Documentation
15
Technical Details
| kovra | tsafe-cli | tsafe-mcp | |
|---|---|---|---|
| Version | 0.8.0 | 1.2.1 | 1.2.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | BUSL-1.1 | AGPL-3.0-or-later | AGPL-3.0-or-later |
| Dependencies | 17 | 58 | 19 |
| Crate Size | 111KB | 366KB | 99KB |
| Features | 0 | 23 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.87 | 1.88 | 1.88 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •tsafe-cli leads with a health score of 55/100, but none of the options score above 80.
- •kovra is pre-1.0 — API may change.