Decision Workspace
mcp-kit vs turbomcp-protocol vs mcp-protocol-sdk
Side-by-side comparison of Rust crates
52
mcp-kit
experimentalv0.4.0
Ergonomic, type-safe Rust library for building MCP servers with plugin system and real API integrations
67
turbomcp-protocol
growingv3.0.10
Complete MCP protocol implementation with types, traits, context management, and message handling
43
mcp-protocol-sdk
experimentalv0.5.1
Production-ready Rust SDK for the Model Context Protocol (MCP) with multiple transport support
Core Metrics
| mcp-kit | turbomcp-protocol | mcp-protocol-sdk | |
|---|---|---|---|
| Health Score | 52 | 67 | 43 |
| Total Downloads | 137 | 15.5K | 6.1K |
| 30d Downloads | 137 | 2.8K | 490 |
| Dependents | 3 | 652 | 1 |
| Releases | 9 | 69 | 10 |
| Last Updated | 10d ago | 1d ago | 236d ago |
| Age | 15d | 7m | 9m |
Health Breakdown
mcp-kit
Maintenance
16
Quality
13
Community
8
Popularity
3
Documentation
12
turbomcp-protocol
Maintenance
19
Quality
17
Community
14
Popularity
5
Documentation
12
mcp-protocol-sdk
Maintenance
10
Quality
6
Community
7
Popularity
5
Documentation
15
Technical Details
| mcp-kit | turbomcp-protocol | mcp-protocol-sdk | |
|---|---|---|---|
| Version | 0.4.0 | 3.0.10 | 0.5.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 35 | 40 | 26 |
| Crate Size | 158KB | 205KB | 181KB |
| Features | 17 | 16 | 6 |
| Yanked % | 0.0% | 0.0% | 40.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | 1.85 | 1.89.0 | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •turbomcp-protocol leads with a health score of 67/100, but none of the options score above 80.
- •turbomcp-protocol is depended on by 652 crates — strongest ecosystem trust.
- •mcp-kit, mcp-protocol-sdk are pre-1.0 — API may change.