Decision Workspace
auths-mcp-server vs agentpin vs sigil-protocol
Side-by-side comparison of Rust crates
47
auths-mcp-server
experimentalv0.1.3
Reference MCP tool server with Auths-backed JWT authorization
54
agentpin
experimentalv0.3.0
Domain-anchored cryptographic identity protocol for AI agents
51
sigil-protocol
experimentalv0.1.5
SIGIL — Sovereign Identity-Gated Interaction Layer. An open protocol for securing AI agent-to-tool interactions.
Core Metrics
| auths-mcp-server | agentpin | sigil-protocol | |
|---|---|---|---|
| Health Score | 47 | 54 | 51 |
| Total Downloads | 70 | 1.4K | 305 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 26 | 0 |
| Releases | 5 | 3 | 6 |
| Last Updated | 33d ago | 60d ago | 142d ago |
| Age | 4m | 5m | 4m |
Health Breakdown
auths-mcp-server
Maintenance
16
Quality
11
Community
6
Popularity
2
Documentation
12
agentpin
Maintenance
15
Quality
13
Community
10
Popularity
4
Documentation
12
sigil-protocol
Maintenance
18
Quality
13
Community
6
Popularity
3
Documentation
11
Technical Details
| auths-mcp-server | agentpin | sigil-protocol | |
|---|---|---|---|
| Version | 0.1.3 | 0.3.0 | 0.1.5 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | MIT | EUPL-1.2 |
| Dependencies | 23 | 17 | 14 |
| Crate Size | 48KB | 61KB | 61KB |
| Features | 0 | 3 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.93 | 1.86 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •agentpin leads with a health score of 54/100, but none of the options score above 80.