Decision Workspace
capnp vs capnpc vs codas
Side-by-side comparison of Rust crates
70
capnp
growingv0.25.2
runtime library for Cap'n Proto data encoding
62
capnpc
growingv0.25.0
Cap'n Proto code generation
55
codas
growingv0.7.1
Markdown-defined data that serialize to and from bytes on any platform—from web apps to robots!
Core Metrics
| capnp | capnpc | codas | |
|---|---|---|---|
| Health Score | 70 | 62 | 55 |
| Total Downloads | 10.5M | 7.8M | 5.0K |
| 30d Downloads | 719.2K | 567.9K | 169 |
| Dependents | 1.4K | 1.0K | 18 |
| Releases | 197 | 143 | 8 |
| Last Updated | 15d ago | 77d ago | 26d ago |
| Age | 11y 4m | 11y 4m | 1y 6m |
Health Breakdown
capnp
Maintenance
18
Quality
17
Community
12
Popularity
8
Documentation
15
capnpc
Maintenance
15
Quality
15
Community
11
Popularity
8
Documentation
13
codas
Maintenance
16
Quality
16
Community
9
Popularity
4
Documentation
10
Technical Details
| capnp | capnpc | codas | |
|---|---|---|---|
| Version | 0.25.2 | 0.25.0 | 0.7.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 3 | 1 | 13 |
| Crate Size | 150KB | 35KB | 69KB |
| Features | 6 | 0 | 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 1.4K crates — strongest ecosystem trust.