Decision Workspace
mcp-registry vs adk-mcp-sdk vs mcp-artifact-store
Side-by-side comparison of Rust crates
46
mcp-registry
experimentalv1.1.0
MCP Registry — central control plane for MCP server registration, tool discovery, allow-lists, health, and audit
58
adk-mcp-sdk
experimentalv0.1.3
Enterprise SDK traits for ADK-Rust MCP servers — health checks, tool metadata, risk classes, credential binding, and registry compatibility
53
mcp-artifact-store
experimentalv1.1.0
Artifact Store MCP server for ADK-Rust Enterprise — governed artifact registry with provenance, integrity, and policy-driven lifecycle
Core Metrics
| mcp-registry | adk-mcp-sdk | mcp-artifact-store | |
|---|---|---|---|
| Health Score | 46 | 58 | 53 |
| Total Downloads | 40 | 280 | 42 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 99 | 0 |
| Releases | 2 | 4 | 3 |
| Last Updated | 1d ago | 1d ago | 1d ago |
| Age | 2d | 2d | 2d |
Health Breakdown
mcp-registry
Maintenance
14
Quality
14
Community
6
Popularity
2
Documentation
10
adk-mcp-sdk
Maintenance
19
Quality
13
Community
11
Popularity
3
Documentation
12
mcp-artifact-store
Maintenance
14
Quality
16
Community
6
Popularity
2
Documentation
15
Technical Details
| mcp-registry | adk-mcp-sdk | mcp-artifact-store | |
|---|---|---|---|
| Version | 1.1.0 | 0.1.3 | 1.1.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 11 | 6 | 23 |
| Crate Size | 20KB | 15KB | 45KB |
| Features | 0 | 0 | 5 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | — | 1.85 | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •adk-mcp-sdk leads with a health score of 58/100, but none of the options score above 80.
- •adk-mcp-sdk is pre-1.0 — API may change.