Decision Workspace
mcp-schema vs mcpr vs sovran-mcp
Side-by-side comparison of Rust crates
39
mcp-schema
growingv0.2.0
Rust port of the Model Context Protocol (MCP) schema originally written in TypeScript.
43
mcpr
growingv0.2.3
Rust implementation of Anthropic's Model Context Protocol
38
sovran-mcp
growingv0.3.6
A synchronous Rust client for the Model Context Protocol (MCP)
Core Metrics
| mcp-schema | mcpr | sovran-mcp | |
|---|---|---|---|
| Health Score | 39 | 43 | 38 |
| Total Downloads | 2.9K | 5.8K | 1.6K |
| 30d Downloads | 8 | 178 | 22 |
| Dependents | 0 | 0 | 0 |
| Releases | 4 | 5 | 2 |
| Last Updated | 230d ago | 376d ago | 405d ago |
| Age | 1y 3m | 1y | 1y 1m |
Health Breakdown
mcp-schema
Maintenance
9
Quality
10
Community
6
Popularity
4
Documentation
10
mcpr
Maintenance
13
Quality
10
Community
6
Popularity
4
Documentation
10
sovran-mcp
Maintenance
6
Quality
13
Community
5
Popularity
4
Documentation
10
Technical Details
| mcp-schema | mcpr | sovran-mcp | |
|---|---|---|---|
| Version | 0.2.0 | 0.2.3 | 0.3.6 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 2 | 13 | 8 |
| Crate Size | 11KB | 54KB | 30KB |
| Features | 0 | 2 | 0 |
| Yanked % | 25.0% | 20.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •mcpr leads with a health score of 43/100, but none of the options score above 80.
- •⚠ mcpr, sovran-mcp have not been updated in over a year.