Decision Workspace
v99n62 vs aerocontext-mcp vs pmcp
Side-by-side comparison of Rust crates
46
v99n62
experimentalv0.4.5
Experimental entry point for the aerocontext aeronautical-context system: the v99n62 binary serves MCP over stdio so AI agents can use it as a context server
48
aerocontext-mcp
experimentalv0.4.5
Model Context Protocol stdio server exposing the aerocontext aeronautical-context system to AI agents
72
pmcp
growingv2.15.0
High-quality Rust SDK for Model Context Protocol (MCP) with full TypeScript SDK compatibility
Core Metrics
| v99n62 | aerocontext-mcp | pmcp | |
|---|---|---|---|
| Health Score | 46 | 48 | 72 |
| Total Downloads | 180 | 218 | 74.4K |
| 30d Downloads | 0 | 0 | 3.3K |
| Dependents | 0 | 9 | 897 |
| Releases | 10 | 10 | 74 |
| Last Updated | 11d ago | 11d ago | 3d ago |
| Age | 1m | 1m | 11m |
Health Breakdown
v99n62
Maintenance
12
Quality
13
Community
6
Popularity
3
Documentation
12
aerocontext-mcp
Maintenance
12
Quality
12
Community
9
Popularity
3
Documentation
12
pmcp
Maintenance
19
Quality
16
Community
16
Popularity
6
Documentation
15
Technical Details
| v99n62 | aerocontext-mcp | pmcp | |
|---|---|---|---|
| Version | 0.4.5 | 0.4.5 | 2.15.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | AGPL-3.0-only | AGPL-3.0-only | MIT |
| Dependencies | 5 | 10 | 78 |
| Crate Size | 31KB | 36KB | 1.2MB |
| Features | 0 | 0 | 29 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | 1.95 | 1.95 | 1.91.0 |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •pmcp leads with a health score of 72/100, but none of the options score above 80.
- •pmcp is depended on by 897 crates — strongest ecosystem trust.
- •v99n62, aerocontext-mcp are pre-1.0 — API may change.