Decision Workspace
crap-core vs crap4rs vs crap4ts
Side-by-side comparison of Rust crates
46
crap-core
experimentalv0.5.0
Language-agnostic foundation for the CRAP analyzer family — domain types, port traits, and shared invariants for crap4rs / future crap4ts.
45
crap4rs
experimentalv0.6.0
CRAP score analyzer for Rust — find complex, under-tested functions
49
crap4ts
experimentalv2.0.0-rc.3
TypeScript adapter for crap-rs — Rust-powered CRAP score analyzer combining oxc AST complexity with Istanbul JSON coverage
Core Metrics
| crap-core | crap4rs | crap4ts | |
|---|---|---|---|
| Health Score | 46 | 45 | 49 |
| Total Downloads | 85 | 519 | 53 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 7 | 0 | 0 |
| Releases | 3 | 8 | 3 |
| Last Updated | 1d ago | 1d ago | 1d ago |
| Age | 15d | 1m | 15d |
Health Breakdown
crap-core
Maintenance
14
Quality
11
Community
7
Popularity
2
Documentation
12
crap4rs
Maintenance
14
Quality
10
Community
6
Popularity
3
Documentation
12
crap4ts
Maintenance
14
Quality
15
Community
6
Popularity
2
Documentation
12
Technical Details
| crap-core | crap4rs | crap4ts | |
|---|---|---|---|
| Version | 0.5.0 | 0.6.0 | 2.0.0-rc.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 20 | 24 | 12 |
| Crate Size | 259KB | 171KB | 320KB |
| Features | 1 | 0 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.93 | 1.93 | 1.93 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •crap4ts leads with a health score of 49/100, but none of the options score above 80.
- •crap4rs has the most downloads (519), suggesting wider adoption.
- •crap-core, crap4rs are pre-1.0 — API may change.