Decision Workspace
turbomcp-auth vs threatflux-auth-sdk vs mcp-guard
Side-by-side comparison of Rust crates
65
turbomcp-auth
growingv3.1.5
OAuth 2.1 and authentication for TurboMCP with MCP protocol compliance
47
threatflux-auth-sdk
experimentalv0.2.0
Reusable authentication SDK for ThreatFlux services
45
mcp-guard
growingv1.0.0
A lightweight, high-performance security gateway for MCP servers
Core Metrics
| turbomcp-auth | threatflux-auth-sdk | mcp-guard | |
|---|---|---|---|
| Health Score | 65 | 47 | 45 |
| Total Downloads | 3.8K | 602 | 26 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 160 | 1 | 0 |
| Releases | 56 | 6 | 1 |
| Last Updated | 55d ago | 191d ago | 190d ago |
| Age | 9m | 7m | 6m |
Health Breakdown
turbomcp-auth
Maintenance
17
Quality
17
Community
12
Popularity
4
Documentation
15
threatflux-auth-sdk
Maintenance
11
Quality
11
Community
7
Popularity
3
Documentation
15
mcp-guard
Maintenance
5
Quality
17
Community
6
Popularity
2
Documentation
15
Technical Details
| turbomcp-auth | threatflux-auth-sdk | mcp-guard | |
|---|---|---|---|
| Version | 3.1.5 | 0.2.0 | 1.0.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✓ Yes |
| License | MIT | MIT | AGPL-3.0 |
| Dependencies | 34 | 42 | 15 |
| Crate Size | 168KB | 160KB | 50KB |
| Features | 18 | 3 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.89.0 | 1.91 | 1.75 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •turbomcp-auth leads with a health score of 65/100, but none of the options score above 80.
- •turbomcp-auth is depended on by 160 crates — strongest ecosystem trust.
- •threatflux-auth-sdk is pre-1.0 — API may change.