Decision Workspace
mcp-registry vs adk-mcp-sdk vs mcp-artifact-store
Side-by-side comparison of Rust crates
44
mcp-registry
experimentalv1.1.0
MCP Registry — central control plane for MCP server registration, tool discovery, allow-lists, health, and audit
57
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
51
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 | 44 | 57 | 51 |
| Total Downloads | 47 | 2.2K | 51 |
| 30d Downloads | 0 | 662 | 0 |
| Dependents | 0 | 198 | 0 |
| Releases | 2 | 4 | 3 |
| Last Updated | 50d ago | 50d ago | 50d ago |
| Age | 1m | 1m | 1m |
Health Breakdown
mcp-registry
Maintenance
11
Quality
15
Community
6
Popularity
2
Documentation
10
adk-mcp-sdk
Maintenance
16
Quality
13
Community
12
Popularity
4
Documentation
12
mcp-artifact-store
Maintenance
11
Quality
17
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 57/100, but none of the options score above 80.
- •adk-mcp-sdk is depended on by 198 crates — strongest ecosystem trust.
- •adk-mcp-sdk is pre-1.0 — API may change.