Decision Workspace
capnpc vs capnp vs codas
Side-by-side comparison of Rust crates
64
capnpc
growingv0.26.0
Cap'n Proto code generation
70
capnp
growingv0.26.2
runtime library for Cap'n Proto data encoding
51
codas
growingv0.7.1
Markdown-defined data that serialize to and from bytes on any platform—from web apps to robots!
Core Metrics
| capnpc | capnp | codas | |
|---|---|---|---|
| Health Score | 64 | 70 | 51 |
| Total Downloads | 9.2M | 12.7M | 5.4K |
| 30d Downloads | 318.2K | 463.5K | 0 |
| Dependents | 1.1K | 1.6K | 18 |
| Releases | 147 | 204 | 8 |
| Last Updated | 27d ago | 8d ago | 134d ago |
| Age | 11y 7m | 11y 7m | 1y 9m |
Health Breakdown
capnpc
Maintenance
17
Quality
15
Community
11
Popularity
8
Documentation
13
capnp
Maintenance
18
Quality
17
Community
12
Popularity
8
Documentation
15
codas
Maintenance
12
Quality
16
Community
9
Popularity
4
Documentation
10
Technical Details
| capnpc | capnp | codas | |
|---|---|---|---|
| Version | 0.26.0 | 0.26.2 | 0.7.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 1 | 3 | 13 |
| Crate Size | 36KB | 153KB | 69KB |
| Features | 0 | 6 | 9 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.81.0 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •capnp leads with a health score of 70/100, but none of the options score above 80.
- •capnp is depended on by 1.6K crates — strongest ecosystem trust.