Decision Workspace
kacrab-protocol vs turbomcp-wire vs crabka-protocol
Side-by-side comparison of Rust crates
53
kacrab-protocol
experimentalv0.2.0
Kafka wire protocol types — generated from upstream message schemas by `kacrab-codegen`.
60
turbomcp-wire
growingv3.1.5
Wire format codec abstraction for TurboMCP - JSON-RPC encoding/decoding
58
crabka-protocol
experimentalv0.3.9
Apache Kafka wire-protocol codec (4.3.0), with typed RecordBatch and zero-copy borrowed decode
Core Metrics
| kacrab-protocol | turbomcp-wire | crabka-protocol | |
|---|---|---|---|
| Health Score | 53 | 60 | 58 |
| Total Downloads | 101 | 643 | 1.3K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 8 | 29 | 143 |
| Releases | 4 | 29 | 12 |
| Last Updated | 6d ago | 55d ago | 6d ago |
| Age | 11d | 6m | 1m |
Health Breakdown
kacrab-protocol
Maintenance
16
Quality
14
Community
9
Popularity
2
Documentation
12
turbomcp-wire
Maintenance
16
Quality
19
Community
10
Popularity
3
Documentation
12
crabka-protocol
Maintenance
14
Quality
13
Community
12
Popularity
4
Documentation
15
Technical Details
| kacrab-protocol | turbomcp-wire | crabka-protocol | |
|---|---|---|---|
| Version | 0.2.0 | 3.1.5 | 0.3.9 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT | Apache-2.0 |
| Dependencies | 10 | 8 | 18 |
| Crate Size | 195KB | 14KB | 428KB |
| Features | 8 | 6 | 6 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.95 | 1.89.0 | 1.96.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •turbomcp-wire leads with a health score of 60/100, but none of the options score above 80.
- •crabka-protocol has the most downloads (1.3K), suggesting wider adoption.
- •crabka-protocol is depended on by 143 crates — strongest ecosystem trust.
- •kacrab-protocol, crabka-protocol are pre-1.0 — API may change.