Decision Workspace
watt vs turbomcp-wasm-macros vs eryx-macros
Side-by-side comparison of Rust crates
43
watt
growingv0.5.0
Runtime for executing Rust procedural macros compiled as WebAssembly.
58
turbomcp-wasm-macros
experimentalv3.0.10
Procedural macros for TurboMCP WASM servers - zero-boilerplate MCP server development
50
eryx-macros
experimentalv0.4.8
Procedural macros for the eryx Python sandbox
Core Metrics
| watt | turbomcp-wasm-macros | eryx-macros | |
|---|---|---|---|
| Health Score | 43 | 58 | 50 |
| Total Downloads | 47.7K | 263 | 221 |
| 30d Downloads | 286 | 163 | 77 |
| Dependents | 13 | 17 | 9 |
| Releases | 17 | 17 | 9 |
| Last Updated | 926d ago | 1d ago | today |
| Age | 6y 5m | 2m | 1m |
Health Breakdown
watt
Maintenance
4
Quality
12
Community
8
Popularity
6
Documentation
13
turbomcp-wasm-macros
Maintenance
13
Quality
18
Community
9
Popularity
3
Documentation
15
eryx-macros
Maintenance
14
Quality
13
Community
8
Popularity
3
Documentation
12
Technical Details
| watt | turbomcp-wasm-macros | eryx-macros | |
|---|---|---|---|
| Version | 0.5.0 | 3.0.10 | 0.4.8 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 0 | 3 | 7 |
| Crate Size | 47KB | 9KB | 8KB |
| Features | 0 | 1 | 0 |
| Yanked % | 17.6% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.89.0 | 1.90.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •turbomcp-wasm-macros leads with a health score of 58/100, but none of the options score above 80.
- •watt has the most downloads (47.7K), suggesting wider adoption.
- •⚠ watt has not been updated in over a year.
- •watt, eryx-macros are pre-1.0 — API may change.