Decision Workspace
pulseengine-mcp-security-middleware vs rsasl vs turbomcp-auth
Side-by-side comparison of Rust crates
52
pulseengine-mcp-security-middleware
experimentalv0.17.0
Zero-configuration security middleware for MCP servers with Axum integration
70
rsasl
stablev2.2.1
The Rust SASL framework, aimed at both middleware-style protocol implementation and application code. Designed to make SASL authentication simple and safe while handing as much control to the user as possible.
66
turbomcp-auth
experimentalv3.0.10
OAuth 2.1 and authentication for TurboMCP with MCP protocol compliance
Core Metrics
| pulseengine-mcp-security-middleware | rsasl | turbomcp-auth | |
|---|---|---|---|
| Health Score | 52 | 70 | 66 |
| Total Downloads | 1.5K | 432.3K | 3.2K |
| 30d Downloads | 10 | 43.4K | 397 |
| Dependents | 0 | 104 | 133 |
| Releases | 8 | 39 | 46 |
| Last Updated | 96d ago | 45d ago | 1d ago |
| Age | 7m | 5y 11m | 5m |
Health Breakdown
pulseengine-mcp-security-middleware
Maintenance
15
Quality
12
Community
6
Popularity
4
Documentation
15
rsasl
Maintenance
16
Quality
18
Community
14
Popularity
7
Documentation
15
turbomcp-auth
Maintenance
19
Quality
16
Community
12
Popularity
4
Documentation
15
Technical Details
| pulseengine-mcp-security-middleware | rsasl | turbomcp-auth | |
|---|---|---|---|
| Version | 0.17.0 | 2.2.1 | 3.0.10 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | Apache-2.0 OR MIT | MIT |
| Dependencies | 27 | 17 | 33 |
| Crate Size | 42KB | 94KB | 158KB |
| Features | 3 | 17 | 18 |
| Yanked % | 0.0% | 7.7% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.88 | 1.65.0 | 1.89.0 |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •rsasl leads with a health score of 70/100, but none of the options score above 80.
- •turbomcp-auth is depended on by 133 crates — strongest ecosystem trust.
- •pulseengine-mcp-security-middleware is pre-1.0 — API may change.